eventespresso / event-espresso-core

core/libraries/messages/messenger/EE_Html_messenger.class.php

Spacing +4 added lines, -4 removed lines

@@ -40,7 +40,7 @@ 
             'This messenger outputs a message to a browser for display.',
             'event_espresso'
         );
-        $this->label               = [
+        $this->label = [
             'singular' => esc_html__('html', 'event_espresso'),
             'plural'   => esc_html__('html', 'event_espresso'),
         ];
@@ -312,7 +312,7 @@ 
                     ],
                     'ticket_line_item_no_pms'       => [
                         'input'               => 'textarea',
-                        'label'               => '[TICKET_LINE_ITEM_LIST] <br>' . esc_html__(
+                        'label'               => '[TICKET_LINE_ITEM_LIST] <br>'.esc_html__(
                             'Ticket Line Item List with no Price Modifiers',
                             'event_espresso'
                         ),
@@ -326,7 +326,7 @@ 
                     ],
                     'ticket_line_item_pms'          => [
                         'input'               => 'textarea',
-                        'label'               => '[TICKET_LINE_ITEM_LIST] <br>' . esc_html__(
+                        'label'               => '[TICKET_LINE_ITEM_LIST] <br>'.esc_html__(
                             'Ticket Line Item List with Price Modifiers',
                             'event_espresso'
                         ),
@@ -551,7 +551,7 @@ 
                 'aln-cntr',
                 '',
                 ['utm_content' => 'messages_system']
-            ) . EEH_HTML::div(EEH_HTML::p('&nbsp;'));
+            ).EEH_HTML::div(EEH_HTML::p('&nbsp;'));
         }
         return $content;
     }

Indentation +546 added lines, -546 removed lines

@@ -12,550 +12,550 @@
  */
 class EE_Html_messenger extends EE_messenger
 {
-    /**
-     * The following are the properties that this messenger requires for displaying the html
-     */
-    /**
-     * This is the html body generated by the template via the message type.
-     *
-     * @var string
-     */
-    protected $_content = '';
-
-    /**
-     * This is for the page title that gets displayed.  (Why use "subject"?  Because the "title" tag in html is
-     * equivalent to the "subject" of the page.
-     *
-     * @var string
-     */
-    protected $_subject = '';
-
-
-    /**
-     * EE_Html_messenger constructor.
-     */
-    public function __construct()
-    {
-        // set properties
-        $this->name                = 'html';
-        $this->description         = esc_html__(
-            'This messenger outputs a message to a browser for display.',
-            'event_espresso'
-        );
-        $this->label               = [
-            'singular' => esc_html__('html', 'event_espresso'),
-            'plural'   => esc_html__('html', 'event_espresso'),
-        ];
-        $this->activate_on_install = true;
-        // add the "powered by EE" credit link to the HTML receipt and invoice
-        add_filter(
-            'FHEE__EE_Html_messenger___send_message__main_body',
-            [$this, 'add_powered_by_credit_link_to_receipt_and_invoice'],
-            10,
-            3
-        );
-        parent::__construct();
-    }
-
-
-    /**
-     * HTML Messenger desires execution immediately.
-     *
-     * @return bool
-     * @since  4.9.0
-     * @see    parent::send_now() for documentation.
-     */
-    public function send_now(): bool
-    {
-        return true;
-    }
-
-
-    /**
-     * HTML Messenger allows an empty to field.
-     *
-     * @return bool
-     * @since  4.9.0
-     * @see    parent::allow_empty_to_field() for documentation
-     */
-    public function allow_empty_to_field(): bool
-    {
-        return true;
-    }
-
-
-    /**
-     * @see abstract declaration in EE_messenger for details.
-     */
-    protected function _set_admin_pages()
-    {
-        $this->admin_registered_pages = ['events_edit' => true];
-    }
-
-
-    /**
-     * @see abstract declaration in EE_messenger for details.
-     */
-    protected function _set_valid_shortcodes()
-    {
-        $this->_valid_shortcodes = [];
-    }
-
-
-    /**
-     * @see abstract declaration in EE_messenger for details.
-     */
-    protected function _set_validator_config()
-    {
-        $this->_validator_config = [
-            'subject'                       => [
-                'shortcodes' => ['organization', 'primary_registration_details', 'email', 'transaction'],
-            ],
-            'content'                       => [
-                'shortcodes' => [
-                    'organization',
-                    'primary_registration_list',
-                    'primary_registration_details',
-                    'email',
-                    'transaction',
-                    'event_list',
-                    'payment_list',
-                    'venue',
-                    'line_item_list',
-                    'messenger',
-                    'ticket_list',
-                ],
-            ],
-            'event_list'                    => [
-                'shortcodes' => [
-                    'event',
-                    'ticket_list',
-                    'venue',
-                    'primary_registration_details',
-                    'primary_registration_list',
-                    'event_author',
-                ],
-                'required'   => ['[EVENT_LIST]'],
-            ],
-            'ticket_list'                   => [
-                'shortcodes' => [
-                    'attendee_list',
-                    'ticket',
-                    'datetime_list',
-                    'primary_registration_details',
-                    'line_item_list',
-                    'venue',
-                ],
-                'required'   => ['[TICKET_LIST]'],
-            ],
-            'ticket_line_item_no_pms'       => [
-                'shortcodes' => ['line_item', 'ticket'],
-                'required'   => ['[TICKET_LINE_ITEM_LIST]'],
-            ],
-            'ticket_line_item_pms'          => [
-                'shortcodes' => ['line_item', 'ticket', 'line_item_list'],
-                'required'   => ['[TICKET_LINE_ITEM_LIST]'],
-            ],
-            'price_modifier_line_item_list' => [
-                'shortcodes' => ['line_item'],
-                'required'   => ['[PRICE_MODIFIER_LINE_ITEM_LIST]'],
-            ],
-            'datetime_list'                 => [
-                'shortcodes' => ['datetime'],
-                'required'   => ['[DATETIME_LIST]'],
-            ],
-            'attendee_list'                 => [
-                'shortcodes' => ['attendee'],
-                'required'   => ['[ATTENDEE_LIST]'],
-            ],
-            'tax_line_item_list'            => [
-                'shortcodes' => ['line_item'],
-                'required'   => ['[TAX_LINE_ITEM_LIST]'],
-            ],
-            'additional_line_item_list'     => [
-                'shortcodes' => ['line_item'],
-                'required'   => ['[ADDITIONAL_LINE_ITEM_LIST]'],
-            ],
-            'payment_list'                  => [
-                'shortcodes' => ['payment'],
-                'required'   => ['[PAYMENT_LIST_*]'],
-            ],
-        ];
-    }
-
-
-    /**
-     * This is a method called from EE_messages when this messenger is a generating messenger and the sending messenger
-     * is a different messenger.  Child messengers can set hooks for the sending messenger to callback on if necessary
-     * (i.e. swap out css files or something else).
-     *
-     * @param string $sending_messenger_name the name of the sending messenger so we only set the hooks needed.
-     * @return void
-     * @since 4.5.0
-     */
-    public function do_secondary_messenger_hooks($sending_messenger_name)
-    {
-        if ($sending_messenger_name === 'pdf') {
-            add_filter('EE_messenger__get_variation__variation', [$this, 'add_html_css'], 10, 8);
-        }
-    }
-
-
-    /**
-     * @param                            $variation_path
-     * @param EE_Messages_Template_Pack  $template_pack
-     * @param                            $messenger_name
-     * @param                            $message_type_name
-     * @param                            $url
-     * @param                            $type
-     * @param                            $variation
-     * @param                            $skip_filters
-     * @return string
-     */
-    public function add_html_css(
-        $variation_path,
-        EE_Messages_Template_Pack $template_pack,
-        $messenger_name,
-        $message_type_name,
-        $url,
-        $type,
-        $variation,
-        $skip_filters
-    ): string {
-        return $template_pack->get_variation(
-            $this->name,
-            $message_type_name,
-            $type,
-            $variation,
-            $url,
-            '.css',
-            $skip_filters
-        );
-    }
-
-
-    /**
-     * Takes care of enqueuing any necessary scripts or styles for the page.  A do_action() so message types using this
-     * messenger can add their own js.
-     *
-     * @return void.
-     */
-    public function enqueue_scripts_styles()
-    {
-        parent::enqueue_scripts_styles();
-        do_action('AHEE__EE_Html_messenger__enqueue_scripts_styles');
-    }
-
-
-    /**
-     * _set_template_fields
-     * This sets up the fields that a messenger requires for the message to go out.
-     *
-     * @access  protected
-     * @return void
-     */
-    protected function _set_template_fields()
-    {
-        // any extra template fields that are NOT used by the messenger
-        // but will get used by a messenger field for shortcode replacement
-        // get added to the 'extra' key in an associated array
-        // indexed by the messenger field they relate to.
-        // This is important for the Messages_admin to know what fields to display to the user.
-        // Also, notice that the "values" are equal to the field type
-        // that messages admin will use to know what kind of field to display.
-        // The values ALSO have one index labeled "shortcode".
-        // The values in that array indicate which ACTUAL SHORTCODE (i.e. [SHORTCODE])
-        // is required in order for this extra field to be displayed.
-        //  If the required shortcode isn't part of the shortcodes array
-        // then the field is not needed and will not be displayed/parsed.
-        $this->_template_fields = [
-            'subject' => [
-                'input'      => 'text',
-                'label'      => esc_html__('Page Title', 'event_espresso'),
-                'type'       => 'string',
-                'required'   => true,
-                'validation' => true,
-                'css_class'  => 'large-text',
-                'format'     => '%s',
-            ],
-            'content' => '',
-            // left empty b/c it is in the "extra array" but messenger still needs needs to know this is a field.
-            'extra'   => [
-                'content' => [
-                    'main'                          => [
-                        'input'      => 'wp_editor',
-                        'label'      => esc_html__('Main Content', 'event_espresso'),
-                        'type'       => 'string',
-                        'required'   => false,
-                        'validation' => true,
-                        'format'     => '%s',
-                        'rows'       => '15',
-                    ],
-                    'event_list'                    => [
-                        'input'               => 'wp_editor',
-                        'label'               => '[EVENT_LIST]',
-                        'type'                => 'string',
-                        'required'            => false,
-                        'validation'          => true,
-                        'format'              => '%s',
-                        'rows'                => '15',
-                        'shortcodes_required' => ['[EVENT_LIST]'],
-                    ],
-                    'ticket_list'                   => [
-                        'input'               => 'textarea',
-                        'label'               => '[TICKET_LIST]',
-                        'type'                => 'string',
-                        'required'            => false,
-                        'validation'          => true,
-                        'format'              => '%s',
-                        'css_class'           => 'large-text',
-                        'rows'                => '10',
-                        'shortcodes_required' => ['[TICKET_LIST]'],
-                    ],
-                    'ticket_line_item_no_pms'       => [
-                        'input'               => 'textarea',
-                        'label'               => '[TICKET_LINE_ITEM_LIST] <br>' . esc_html__(
-                            'Ticket Line Item List with no Price Modifiers',
-                            'event_espresso'
-                        ),
-                        'type'                => 'string',
-                        'required'            => false,
-                        'validation'          => true,
-                        'format'              => '%s',
-                        'css_class'           => 'large-text',
-                        'rows'                => '5',
-                        'shortcodes_required' => ['[TICKET_LINE_ITEM_LIST]'],
-                    ],
-                    'ticket_line_item_pms'          => [
-                        'input'               => 'textarea',
-                        'label'               => '[TICKET_LINE_ITEM_LIST] <br>' . esc_html__(
-                            'Ticket Line Item List with Price Modifiers',
-                            'event_espresso'
-                        ),
-                        'type'                => 'string',
-                        'required'            => false,
-                        'validation'          => true,
-                        'format'              => '%s',
-                        'css_class'           => 'large-text',
-                        'rows'                => '5',
-                        'shortcodes_required' => ['[TICKET_LINE_ITEM_LIST]'],
-                    ],
-                    'price_modifier_line_item_list' => [
-                        'input'               => 'textarea',
-                        'label'               => '[PRICE_MODIFIER_LINE_ITEM_LIST]',
-                        'type'                => 'string',
-                        'required'            => false,
-                        'validation'          => true,
-                        'format'              => '%s',
-                        'css_class'           => 'large-text',
-                        'rows'                => '5',
-                        'shortcodes_required' => ['[PRICE_MODIFIER_LINE_ITEM_LIST]'],
-                    ],
-                    'datetime_list'                 => [
-                        'input'               => 'textarea',
-                        'label'               => '[DATETIME_LIST]',
-                        'type'                => 'string',
-                        'required'            => false,
-                        'validation'          => true,
-                        'format'              => '%s',
-                        'css_class'           => 'large-text',
-                        'rows'                => '5',
-                        'shortcodes_required' => ['[DATETIME_LIST]'],
-                    ],
-                    'attendee_list'                 => [
-                        'input'               => 'textarea',
-                        'label'               => '[ATTENDEE_LIST]',
-                        'type'                => 'string',
-                        'required'            => false,
-                        'validation'          => true,
-                        'format'              => '%s',
-                        'css_class'           => 'large-text',
-                        'rows'                => '5',
-                        'shortcodes_required' => ['[ATTENDEE_LIST]'],
-                    ],
-                    'tax_line_item_list'            => [
-                        'input'               => 'textarea',
-                        'label'               => '[TAX_LINE_ITEM_LIST]',
-                        'type'                => 'string',
-                        'required'            => false,
-                        'validation'          => true,
-                        'format'              => '%s',
-                        'css_class'           => 'large-text',
-                        'rows'                => '5',
-                        'shortcodes_required' => ['[TAX_LINE_ITEM_LIST]'],
-                    ],
-                    'additional_line_item_list'     => [
-                        'input'               => 'textarea',
-                        'label'               => '[ADDITIONAL_LINE_ITEM_LIST]',
-                        'type'                => 'string',
-                        'required'            => false,
-                        'validation'          => true,
-                        'format'              => '%s',
-                        'css_class'           => 'large-text',
-                        'rows'                => '5',
-                        'shortcodes_required' => ['[ADDITIONAL_LINE_ITEM_LIST]'],
-                    ],
-                    'payment_list'                  => [
-                        'input'               => 'textarea',
-                        'label'               => '[PAYMENT_LIST]',
-                        'type'                => 'string',
-                        'required'            => false,
-                        'validation'          => true,
-                        'format'              => '%s',
-                        'css_class'           => 'large-text',
-                        'rows'                => '5',
-                        'shortcodes_required' => ['[PAYMENT_LIST_*]'],
-                    ],
-                ],
-            ],
-        ];
-    }
-
-
-    /**
-     * @see   definition of this method in parent
-     * @since 4.5.0
-     */
-    protected function _set_default_message_types()
-    {
-        $this->_default_message_types = ['receipt', 'invoice'];
-    }
-
-
-    /**
-     * @see   definition of this method in parent
-     * @since 4.5.0
-     */
-    protected function _set_valid_message_types()
-    {
-        $this->_valid_message_types = ['receipt', 'invoice'];
-    }
-
-
-    /**
-     * Displays the message in the browser.
-     *
-     * @return void.
-     * @since 4.5.0
-     */
-    protected function _send_message()
-    {
-        $this->_template_args = [
-            'page_title' => $this->_subject,
-            'base_css'   => $this->get_variation(
-                $this->_tmp_pack,
-                $this->_incoming_message_type->name,
-                true,
-                'base',
-                $this->_variation
-            ),
-            'print_css'  => $this->get_variation(
-                $this->_tmp_pack,
-                $this->_incoming_message_type->name,
-                true,
-                'print',
-                $this->_variation
-            ),
-            'main_css'   => $this->get_variation(
-                $this->_tmp_pack,
-                $this->_incoming_message_type->name,
-                true,
-                'main',
-                $this->_variation
-            ),
-            'main_body' => wpautop(
-                apply_filters(
-                    'FHEE__EE_Html_messenger___send_message__main_body',
-                    (string) $this->_content,
-                    (string) $this->_content,
-                    $this->_incoming_message_type
-                ),
-                false
-            ),
-        ];
-        $this->_deregister_wp_hooks();
-        add_action('wp_enqueue_scripts', [$this, 'enqueue_scripts_styles']);
-        echo ($this->_get_main_template());
-        exit();
-    }
-
-
-    /**
-     * The purpose of this function is to de register all actions hooked into wp_head and wp_footer so that it doesn't
-     * interfere with our templates.  If users want to add any custom styles or scripts they must use the
-     * AHEE__EE_Html_messenger__enqueue_scripts_styles hook.
-     *
-     * @return void
-     * @since 4.5.0
-     */
-    protected function _deregister_wp_hooks()
-    {
-        remove_all_actions('wp_head');
-        remove_all_actions('wp_footer');
-        remove_all_actions('wp_print_footer_scripts');
-        remove_all_actions('wp_enqueue_scripts');
-        global $wp_scripts, $wp_styles;
-        $wp_scripts = $wp_styles = [];
-        // just add back in wp_enqueue_scripts and wp_print_footer_scripts cause that's all we want to load.
-        add_action('wp_footer', 'wp_print_footer_scripts');
-        add_action('wp_print_footer_scripts', '_wp_footer_scripts');
-        add_action('wp_head', 'wp_enqueue_scripts');
-    }
-
-
-    /**
-     * Overwrite parent _get_main_template for display_html purposes.
-     *
-     * @param bool $preview
-     * @return string
-     * @since  4.5.0
-     */
-    protected function _get_main_template($preview = false): string
-    {
-        $wrapper_template = $this->_tmp_pack->get_wrapper($this->name);
-        // include message type as a template arg
-        $this->_template_args['message_type'] = $this->_incoming_message_type;
-        return EEH_Template::display_template($wrapper_template, $this->_template_args, true);
-    }
-
-
-    /**
-     * @return void
-     */
-    protected function _preview()
-    {
-        $this->_send_message();
-    }
-
-
-    protected function _set_admin_settings_fields()
-    {
-    }
-
-
-    /**
-     * add the "powered by EE" credit link to the HTML receipt and invoice
-     *
-     * @param string|null     $content
-     * @param string|null     $content_again
-     * @param EE_message_type $incoming_message_type
-     * @return string
-     */
-    public function add_powered_by_credit_link_to_receipt_and_invoice(
-        ?string $content,
-        ?string $content_again,
-        EE_message_type $incoming_message_type
-    ): string {
-        if (
-            ($incoming_message_type->name === 'invoice' || $incoming_message_type->name === 'receipt')
-            && apply_filters('FHEE_EE_Html_messenger__add_powered_by_credit_link_to_receipt_and_invoice', true)
-        ) {
-            $content .= EEH_Template::powered_by_event_espresso(
-                'aln-cntr',
-                '',
-                ['utm_content' => 'messages_system']
-            ) . EEH_HTML::div(EEH_HTML::p('&nbsp;'));
-        }
-        return $content;
-    }
+	/**
+	 * The following are the properties that this messenger requires for displaying the html
+	 */
+	/**
+	 * This is the html body generated by the template via the message type.
+	 *
+	 * @var string
+	 */
+	protected $_content = '';
+
+	/**
+	 * This is for the page title that gets displayed.  (Why use "subject"?  Because the "title" tag in html is
+	 * equivalent to the "subject" of the page.
+	 *
+	 * @var string
+	 */
+	protected $_subject = '';
+
+
+	/**
+	 * EE_Html_messenger constructor.
+	 */
+	public function __construct()
+	{
+		// set properties
+		$this->name                = 'html';
+		$this->description         = esc_html__(
+			'This messenger outputs a message to a browser for display.',
+			'event_espresso'
+		);
+		$this->label               = [
+			'singular' => esc_html__('html', 'event_espresso'),
+			'plural'   => esc_html__('html', 'event_espresso'),
+		];
+		$this->activate_on_install = true;
+		// add the "powered by EE" credit link to the HTML receipt and invoice
+		add_filter(
+			'FHEE__EE_Html_messenger___send_message__main_body',
+			[$this, 'add_powered_by_credit_link_to_receipt_and_invoice'],
+			10,
+			3
+		);
+		parent::__construct();
+	}
+
+
+	/**
+	 * HTML Messenger desires execution immediately.
+	 *
+	 * @return bool
+	 * @since  4.9.0
+	 * @see    parent::send_now() for documentation.
+	 */
+	public function send_now(): bool
+	{
+		return true;
+	}
+
+
+	/**
+	 * HTML Messenger allows an empty to field.
+	 *
+	 * @return bool
+	 * @since  4.9.0
+	 * @see    parent::allow_empty_to_field() for documentation
+	 */
+	public function allow_empty_to_field(): bool
+	{
+		return true;
+	}
+
+
+	/**
+	 * @see abstract declaration in EE_messenger for details.
+	 */
+	protected function _set_admin_pages()
+	{
+		$this->admin_registered_pages = ['events_edit' => true];
+	}
+
+
+	/**
+	 * @see abstract declaration in EE_messenger for details.
+	 */
+	protected function _set_valid_shortcodes()
+	{
+		$this->_valid_shortcodes = [];
+	}
+
+
+	/**
+	 * @see abstract declaration in EE_messenger for details.
+	 */
+	protected function _set_validator_config()
+	{
+		$this->_validator_config = [
+			'subject'                       => [
+				'shortcodes' => ['organization', 'primary_registration_details', 'email', 'transaction'],
+			],
+			'content'                       => [
+				'shortcodes' => [
+					'organization',
+					'primary_registration_list',
+					'primary_registration_details',
+					'email',
+					'transaction',
+					'event_list',
+					'payment_list',
+					'venue',
+					'line_item_list',
+					'messenger',
+					'ticket_list',
+				],
+			],
+			'event_list'                    => [
+				'shortcodes' => [
+					'event',
+					'ticket_list',
+					'venue',
+					'primary_registration_details',
+					'primary_registration_list',
+					'event_author',
+				],
+				'required'   => ['[EVENT_LIST]'],
+			],
+			'ticket_list'                   => [
+				'shortcodes' => [
+					'attendee_list',
+					'ticket',
+					'datetime_list',
+					'primary_registration_details',
+					'line_item_list',
+					'venue',
+				],
+				'required'   => ['[TICKET_LIST]'],
+			],
+			'ticket_line_item_no_pms'       => [
+				'shortcodes' => ['line_item', 'ticket'],
+				'required'   => ['[TICKET_LINE_ITEM_LIST]'],
+			],
+			'ticket_line_item_pms'          => [
+				'shortcodes' => ['line_item', 'ticket', 'line_item_list'],
+				'required'   => ['[TICKET_LINE_ITEM_LIST]'],
+			],
+			'price_modifier_line_item_list' => [
+				'shortcodes' => ['line_item'],
+				'required'   => ['[PRICE_MODIFIER_LINE_ITEM_LIST]'],
+			],
+			'datetime_list'                 => [
+				'shortcodes' => ['datetime'],
+				'required'   => ['[DATETIME_LIST]'],
+			],
+			'attendee_list'                 => [
+				'shortcodes' => ['attendee'],
+				'required'   => ['[ATTENDEE_LIST]'],
+			],
+			'tax_line_item_list'            => [
+				'shortcodes' => ['line_item'],
+				'required'   => ['[TAX_LINE_ITEM_LIST]'],
+			],
+			'additional_line_item_list'     => [
+				'shortcodes' => ['line_item'],
+				'required'   => ['[ADDITIONAL_LINE_ITEM_LIST]'],
+			],
+			'payment_list'                  => [
+				'shortcodes' => ['payment'],
+				'required'   => ['[PAYMENT_LIST_*]'],
+			],
+		];
+	}
+
+
+	/**
+	 * This is a method called from EE_messages when this messenger is a generating messenger and the sending messenger
+	 * is a different messenger.  Child messengers can set hooks for the sending messenger to callback on if necessary
+	 * (i.e. swap out css files or something else).
+	 *
+	 * @param string $sending_messenger_name the name of the sending messenger so we only set the hooks needed.
+	 * @return void
+	 * @since 4.5.0
+	 */
+	public function do_secondary_messenger_hooks($sending_messenger_name)
+	{
+		if ($sending_messenger_name === 'pdf') {
+			add_filter('EE_messenger__get_variation__variation', [$this, 'add_html_css'], 10, 8);
+		}
+	}
+
+
+	/**
+	 * @param                            $variation_path
+	 * @param EE_Messages_Template_Pack  $template_pack
+	 * @param                            $messenger_name
+	 * @param                            $message_type_name
+	 * @param                            $url
+	 * @param                            $type
+	 * @param                            $variation
+	 * @param                            $skip_filters
+	 * @return string
+	 */
+	public function add_html_css(
+		$variation_path,
+		EE_Messages_Template_Pack $template_pack,
+		$messenger_name,
+		$message_type_name,
+		$url,
+		$type,
+		$variation,
+		$skip_filters
+	): string {
+		return $template_pack->get_variation(
+			$this->name,
+			$message_type_name,
+			$type,
+			$variation,
+			$url,
+			'.css',
+			$skip_filters
+		);
+	}
+
+
+	/**
+	 * Takes care of enqueuing any necessary scripts or styles for the page.  A do_action() so message types using this
+	 * messenger can add their own js.
+	 *
+	 * @return void.
+	 */
+	public function enqueue_scripts_styles()
+	{
+		parent::enqueue_scripts_styles();
+		do_action('AHEE__EE_Html_messenger__enqueue_scripts_styles');
+	}
+
+
+	/**
+	 * _set_template_fields
+	 * This sets up the fields that a messenger requires for the message to go out.
+	 *
+	 * @access  protected
+	 * @return void
+	 */
+	protected function _set_template_fields()
+	{
+		// any extra template fields that are NOT used by the messenger
+		// but will get used by a messenger field for shortcode replacement
+		// get added to the 'extra' key in an associated array
+		// indexed by the messenger field they relate to.
+		// This is important for the Messages_admin to know what fields to display to the user.
+		// Also, notice that the "values" are equal to the field type
+		// that messages admin will use to know what kind of field to display.
+		// The values ALSO have one index labeled "shortcode".
+		// The values in that array indicate which ACTUAL SHORTCODE (i.e. [SHORTCODE])
+		// is required in order for this extra field to be displayed.
+		//  If the required shortcode isn't part of the shortcodes array
+		// then the field is not needed and will not be displayed/parsed.
+		$this->_template_fields = [
+			'subject' => [
+				'input'      => 'text',
+				'label'      => esc_html__('Page Title', 'event_espresso'),
+				'type'       => 'string',
+				'required'   => true,
+				'validation' => true,
+				'css_class'  => 'large-text',
+				'format'     => '%s',
+			],
+			'content' => '',
+			// left empty b/c it is in the "extra array" but messenger still needs needs to know this is a field.
+			'extra'   => [
+				'content' => [
+					'main'                          => [
+						'input'      => 'wp_editor',
+						'label'      => esc_html__('Main Content', 'event_espresso'),
+						'type'       => 'string',
+						'required'   => false,
+						'validation' => true,
+						'format'     => '%s',
+						'rows'       => '15',
+					],
+					'event_list'                    => [
+						'input'               => 'wp_editor',
+						'label'               => '[EVENT_LIST]',
+						'type'                => 'string',
+						'required'            => false,
+						'validation'          => true,
+						'format'              => '%s',
+						'rows'                => '15',
+						'shortcodes_required' => ['[EVENT_LIST]'],
+					],
+					'ticket_list'                   => [
+						'input'               => 'textarea',
+						'label'               => '[TICKET_LIST]',
+						'type'                => 'string',
+						'required'            => false,
+						'validation'          => true,
+						'format'              => '%s',
+						'css_class'           => 'large-text',
+						'rows'                => '10',
+						'shortcodes_required' => ['[TICKET_LIST]'],
+					],
+					'ticket_line_item_no_pms'       => [
+						'input'               => 'textarea',
+						'label'               => '[TICKET_LINE_ITEM_LIST] <br>' . esc_html__(
+							'Ticket Line Item List with no Price Modifiers',
+							'event_espresso'
+						),
+						'type'                => 'string',
+						'required'            => false,
+						'validation'          => true,
+						'format'              => '%s',
+						'css_class'           => 'large-text',
+						'rows'                => '5',
+						'shortcodes_required' => ['[TICKET_LINE_ITEM_LIST]'],
+					],
+					'ticket_line_item_pms'          => [
+						'input'               => 'textarea',
+						'label'               => '[TICKET_LINE_ITEM_LIST] <br>' . esc_html__(
+							'Ticket Line Item List with Price Modifiers',
+							'event_espresso'
+						),
+						'type'                => 'string',
+						'required'            => false,
+						'validation'          => true,
+						'format'              => '%s',
+						'css_class'           => 'large-text',
+						'rows'                => '5',
+						'shortcodes_required' => ['[TICKET_LINE_ITEM_LIST]'],
+					],
+					'price_modifier_line_item_list' => [
+						'input'               => 'textarea',
+						'label'               => '[PRICE_MODIFIER_LINE_ITEM_LIST]',
+						'type'                => 'string',
+						'required'            => false,
+						'validation'          => true,
+						'format'              => '%s',
+						'css_class'           => 'large-text',
+						'rows'                => '5',
+						'shortcodes_required' => ['[PRICE_MODIFIER_LINE_ITEM_LIST]'],
+					],
+					'datetime_list'                 => [
+						'input'               => 'textarea',
+						'label'               => '[DATETIME_LIST]',
+						'type'                => 'string',
+						'required'            => false,
+						'validation'          => true,
+						'format'              => '%s',
+						'css_class'           => 'large-text',
+						'rows'                => '5',
+						'shortcodes_required' => ['[DATETIME_LIST]'],
+					],
+					'attendee_list'                 => [
+						'input'               => 'textarea',
+						'label'               => '[ATTENDEE_LIST]',
+						'type'                => 'string',
+						'required'            => false,
+						'validation'          => true,
+						'format'              => '%s',
+						'css_class'           => 'large-text',
+						'rows'                => '5',
+						'shortcodes_required' => ['[ATTENDEE_LIST]'],
+					],
+					'tax_line_item_list'            => [
+						'input'               => 'textarea',
+						'label'               => '[TAX_LINE_ITEM_LIST]',
+						'type'                => 'string',
+						'required'            => false,
+						'validation'          => true,
+						'format'              => '%s',
+						'css_class'           => 'large-text',
+						'rows'                => '5',
+						'shortcodes_required' => ['[TAX_LINE_ITEM_LIST]'],
+					],
+					'additional_line_item_list'     => [
+						'input'               => 'textarea',
+						'label'               => '[ADDITIONAL_LINE_ITEM_LIST]',
+						'type'                => 'string',
+						'required'            => false,
+						'validation'          => true,
+						'format'              => '%s',
+						'css_class'           => 'large-text',
+						'rows'                => '5',
+						'shortcodes_required' => ['[ADDITIONAL_LINE_ITEM_LIST]'],
+					],
+					'payment_list'                  => [
+						'input'               => 'textarea',
+						'label'               => '[PAYMENT_LIST]',
+						'type'                => 'string',
+						'required'            => false,
+						'validation'          => true,
+						'format'              => '%s',
+						'css_class'           => 'large-text',
+						'rows'                => '5',
+						'shortcodes_required' => ['[PAYMENT_LIST_*]'],
+					],
+				],
+			],
+		];
+	}
+
+
+	/**
+	 * @see   definition of this method in parent
+	 * @since 4.5.0
+	 */
+	protected function _set_default_message_types()
+	{
+		$this->_default_message_types = ['receipt', 'invoice'];
+	}
+
+
+	/**
+	 * @see   definition of this method in parent
+	 * @since 4.5.0
+	 */
+	protected function _set_valid_message_types()
+	{
+		$this->_valid_message_types = ['receipt', 'invoice'];
+	}
+
+
+	/**
+	 * Displays the message in the browser.
+	 *
+	 * @return void.
+	 * @since 4.5.0
+	 */
+	protected function _send_message()
+	{
+		$this->_template_args = [
+			'page_title' => $this->_subject,
+			'base_css'   => $this->get_variation(
+				$this->_tmp_pack,
+				$this->_incoming_message_type->name,
+				true,
+				'base',
+				$this->_variation
+			),
+			'print_css'  => $this->get_variation(
+				$this->_tmp_pack,
+				$this->_incoming_message_type->name,
+				true,
+				'print',
+				$this->_variation
+			),
+			'main_css'   => $this->get_variation(
+				$this->_tmp_pack,
+				$this->_incoming_message_type->name,
+				true,
+				'main',
+				$this->_variation
+			),
+			'main_body' => wpautop(
+				apply_filters(
+					'FHEE__EE_Html_messenger___send_message__main_body',
+					(string) $this->_content,
+					(string) $this->_content,
+					$this->_incoming_message_type
+				),
+				false
+			),
+		];
+		$this->_deregister_wp_hooks();
+		add_action('wp_enqueue_scripts', [$this, 'enqueue_scripts_styles']);
+		echo ($this->_get_main_template());
+		exit();
+	}
+
+
+	/**
+	 * The purpose of this function is to de register all actions hooked into wp_head and wp_footer so that it doesn't
+	 * interfere with our templates.  If users want to add any custom styles or scripts they must use the
+	 * AHEE__EE_Html_messenger__enqueue_scripts_styles hook.
+	 *
+	 * @return void
+	 * @since 4.5.0
+	 */
+	protected function _deregister_wp_hooks()
+	{
+		remove_all_actions('wp_head');
+		remove_all_actions('wp_footer');
+		remove_all_actions('wp_print_footer_scripts');
+		remove_all_actions('wp_enqueue_scripts');
+		global $wp_scripts, $wp_styles;
+		$wp_scripts = $wp_styles = [];
+		// just add back in wp_enqueue_scripts and wp_print_footer_scripts cause that's all we want to load.
+		add_action('wp_footer', 'wp_print_footer_scripts');
+		add_action('wp_print_footer_scripts', '_wp_footer_scripts');
+		add_action('wp_head', 'wp_enqueue_scripts');
+	}
+
+
+	/**
+	 * Overwrite parent _get_main_template for display_html purposes.
+	 *
+	 * @param bool $preview
+	 * @return string
+	 * @since  4.5.0
+	 */
+	protected function _get_main_template($preview = false): string
+	{
+		$wrapper_template = $this->_tmp_pack->get_wrapper($this->name);
+		// include message type as a template arg
+		$this->_template_args['message_type'] = $this->_incoming_message_type;
+		return EEH_Template::display_template($wrapper_template, $this->_template_args, true);
+	}
+
+
+	/**
+	 * @return void
+	 */
+	protected function _preview()
+	{
+		$this->_send_message();
+	}
+
+
+	protected function _set_admin_settings_fields()
+	{
+	}
+
+
+	/**
+	 * add the "powered by EE" credit link to the HTML receipt and invoice
+	 *
+	 * @param string|null     $content
+	 * @param string|null     $content_again
+	 * @param EE_message_type $incoming_message_type
+	 * @return string
+	 */
+	public function add_powered_by_credit_link_to_receipt_and_invoice(
+		?string $content,
+		?string $content_again,
+		EE_message_type $incoming_message_type
+	): string {
+		if (
+			($incoming_message_type->name === 'invoice' || $incoming_message_type->name === 'receipt')
+			&& apply_filters('FHEE_EE_Html_messenger__add_powered_by_credit_link_to_receipt_and_invoice', true)
+		) {
+			$content .= EEH_Template::powered_by_event_espresso(
+				'aln-cntr',
+				'',
+				['utm_content' => 'messages_system']
+			) . EEH_HTML::div(EEH_HTML::p('&nbsp;'));
+		}
+		return $content;
+	}
 }

modules/batch/EED_Batch.module.php

Indentation +434 added lines, -434 removed lines

@@ -29,438 +29,438 @@
  */
 class EED_Batch extends EED_Module
 {
-    public const PAGE_SLUG = 'espresso_batch';
-
-    /**
-     * Possibly value for $_REQUEST[ 'batch' ]. Indicates to run a job that
-     * processes data only
-     */
-    const batch_job = 'job';
-
-    /**
-     * Possibly value for $_REQUEST[ 'batch' ]. Indicates to run a job that
-     * produces a file for download
-     */
-    const batch_file_job = 'file';
-
-    /**
-     * Possibly value for $_REQUEST[ 'batch' ]. Indicates this request is NOT
-     * for a batch job. It's the same as not providing the $_REQUEST[ 'batch' ]
-     * at all
-     */
-    const batch_not_job = 'none';
-
-    /**
-     *
-     * @var string 'file', or 'job', or false to indicate its not a batch request at all
-     */
-    protected $_batch_request_type = '';
-
-    /**
-     * Because we want to use the response in both the localized JS and in the body
-     * we need to make this response available between method calls
-     *
-     * @var JobStepResponse|null
-     */
-    protected $_job_step_response = null;
-
-    /**
-     * @var LoaderInterface|null
-     */
-    protected $loader = null;
-
-
-    /**
-     * Gets the batch instance
-     *
-     * @return  EED_Module|EED_Batch
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public static function instance(): EED_Batch
-    {
-        return parent::get_instance(__CLASS__);
-    }
-
-
-    /**
-     * Sets hooks to enable batch jobs on the frontend. Disabled by default
-     * because it's an attack vector and there are currently no implementations
-     *
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public static function set_hooks()
-    {
-        // because this is a possible attack vector, let's have this disabled until
-        // we at least have a real use for it on the frontend
-        if (apply_filters('FHEE__EED_Batch__set_hooks__enable_frontend_batch', false)) {
-            add_action('wp_enqueue_scripts', [self::instance(), 'enqueue_scripts']);
-            add_filter('template_include', [self::instance(), 'override_template'], 99);
-        }
-    }
-
-
-    /**
-     * Initializes some hooks for the admin in order to run batch jobs
-     *
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public static function set_hooks_admin()
-    {
-        add_action('admin_menu', [self::instance(), 'register_admin_pages']);
-        add_action('admin_enqueue_scripts', [self::instance(), 'enqueue_scripts']);
-
-        // ajax
-        add_action('wp_ajax_espresso_batch_continue', [self::instance(), 'continueBatchJob']);
-        add_action('wp_ajax_espresso_batch_advance', [self::instance(), 'advanceBatchJob']);
-        add_action('wp_ajax_espresso_batch_cleanup', [self::instance(), 'cleanupBatchJob']);
-        add_action('wp_ajax_nopriv_espresso_batch_continue', [self::instance(), 'continueBatchJob']);
-        add_action('wp_ajax_nopriv_espresso_batch_advance', [self::instance(), 'advanceBatchJob']);
-        add_action('wp_ajax_nopriv_espresso_batch_cleanup', [self::instance(), 'cleanupBatchJob']);
-    }
-
-
-    /**
-     * @return LoaderInterface
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @since 4.9.80.p
-     */
-    protected function getLoader(): LoaderInterface
-    {
-        if (! $this->loader instanceof LoaderInterface) {
-            $this->loader = LoaderFactory::getLoader();
-        }
-        return $this->loader;
-    }
-
-
-    /**
-     * Enqueues batch scripts on the frontend or admin, and creates a job
-     */
-    public function enqueue_scripts()
-    {
-        $request = EED_Batch::getRequest();
-        if (
-            $request->getRequestParam(EED_Batch::PAGE_SLUG)
-            || $request->getRequestParam('page') === EED_Batch::PAGE_SLUG
-        ) {
-            if (
-                ! $request->requestParamIsSet('default_nonce')
-                || ! wp_verify_nonce($request->getRequestParam('default_nonce'), 'default_nonce')
-            ) {
-                wp_die(
-                    esc_html__(
-                        'The link you clicked to start the batch job has expired. Please go back and refresh the previous page.',
-                        'event_espresso'
-                    )
-                );
-            }
-            switch ($this->batch_request_type()) {
-                case self::batch_job:
-                    $this->enqueue_scripts_styles_batch_create();
-                    break;
-                case self::batch_file_job:
-                    $this->enqueue_scripts_styles_batch_file_create();
-                    break;
-            }
-        }
-    }
-
-
-    /**
-     * Create a batch job, enqueues a script to run it, and localizes some data for it
-     */
-    public function enqueue_scripts_styles_batch_create()
-    {
-        $job_response = $this->_enqueue_batch_job_scripts_and_styles_and_start_job();
-        wp_enqueue_script(
-            'batch_runner_init',
-            BATCH_URL . 'assets/batch_runner_init.js',
-            ['batch_runner'],
-            date('Y-m-d-H:i', time()),
-            true
-        );
-        wp_localize_script('batch_runner_init', 'ee_job_response', $job_response->to_array());
-        wp_localize_script('batch_runner_init', 'eei18n', EE_Registry::$i18n_js_strings);
-
-        $return_url = EED_Batch::getRequest()->getRequestParam('return_url', '', DataType::URL);
-        if ($return_url) {
-            wp_localize_script(
-                'batch_runner_init',
-                'ee_job_i18n',
-                [
-                    'return_url'                => $return_url,
-                    'auto_redirect_on_complete' => EED_Batch::getRequest()->getRequestParam(
-                        'auto_redirect_on_complete'
-                    ),
-                    'user_message'              => EED_Batch::getRequest()->getRequestParam('assessment_notice')
-                        ?: EED_Batch::getRequest()->getRequestParam('job_start_notice'),
-                ]
-            );
-        }
-    }
-
-
-    /**
-     * Creates a batch job which will download a file, enqueues a script to run the job, and localizes some data for it
-     */
-    public function enqueue_scripts_styles_batch_file_create()
-    {
-        // creates a job based on the request variable
-        $job_response = $this->_enqueue_batch_job_scripts_and_styles_and_start_job();
-        wp_enqueue_script(
-            'batch_file_runner_init',
-            BATCH_URL . 'assets/batch_file_runner_init.js',
-            ['batch_runner'],
-            date('Y-m-d-H:i', time()),
-            true
-        );
-        wp_localize_script('batch_file_runner_init', 'ee_job_response', $job_response->to_array());
-        wp_localize_script('batch_file_runner_init', 'eei18n', EE_Registry::$i18n_js_strings);
-
-        $return_url = EED_Batch::getRequest()->getRequestParam('return_url', '', DataType::URL);
-        if ($return_url) {
-            wp_localize_script(
-                'batch_file_runner_init',
-                'ee_job_i18n',
-                ['return_url' => $return_url]
-            );
-        }
-    }
-
-
-    /**
-     * Enqueues scripts and styles common to any batch job, and creates
-     * a job from the request data, and stores the response in the
-     * $this->_job_step_response property
-     *
-     * @return JobStepResponse
-     */
-    protected function _enqueue_batch_job_scripts_and_styles_and_start_job(): JobStepResponse
-    {
-        // just copy the bits of EE admin's eei18n that we need in the JS
-        EE_Registry::$i18n_js_strings['batchJobError'] = __(
-            'An error occurred and the job has been stopped. Please refresh the page to try again.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['is_admin']      = is_admin();
-        wp_enqueue_style(
-            EspressoLegacyAdminAssetManager::CSS_HANDLE_EE_ADMIN,
-            EE_ADMIN_URL . 'assets/ee-admin-page.css',
-            ['espresso_admin_base'],
-            EVENT_ESPRESSO_VERSION
-        );
-        wp_enqueue_style(
-            'batch_runner',
-            BATCH_URL . 'assets/batch_runner.css',
-            [EspressoLegacyAdminAssetManager::CSS_HANDLE_EE_ADMIN],
-            date('Y-m-d-H:i', time())
-        );
-        wp_register_script(
-            'progress_bar',
-            EE_PLUGIN_DIR_URL . 'core/libraries/batch/Assets/progress_bar.js',
-            ['jquery'],
-            date('Y-m-d-H:i', time()),
-            true
-        );
-        wp_enqueue_style(
-            'progress_bar',
-            EE_PLUGIN_DIR_URL . 'core/libraries/batch/Assets/progress_bar.css',
-            [],
-            date('Y-m-d-H:i', time())
-        );
-        wp_enqueue_script(
-            'batch_runner',
-            EE_PLUGIN_DIR_URL . 'core/libraries/batch/Assets/batch_runner.js',
-            ['progress_bar', CoreAssetManager::JS_HANDLE_CORE],
-            date('Y-m-d-H:i', time()),
-            true
-        );
-        /** @var BatchRequestProcessor $batch_runner */
-        $batch_runner = $this->getLoader()->getShared('EventEspresso\core\libraries\batch\BatchRequestProcessor');
-        // eg 'EventEspresso\core\libraries\batch\JobHandlers\RegistrationsReport'
-        // remember the response for later. We need it to display the page body
-        $this->_job_step_response = $batch_runner->createJob();
-        return $this->_job_step_response;
-    }
-
-
-    /**
-     * If we are doing a frontend batch job, this makes it so WP shows our template's HTML
-     *
-     * @param string $template
-     * @return string
-     */
-    public function override_template(string $template): string
-    {
-        $request = EED_Batch::getRequest();
-        if ($request->requestParamIsSet('batch') && $request->requestParamIsSet(EED_Batch::PAGE_SLUG)) {
-            return EE_MODULES . 'batch/templates/batch_frontend_wrapper.template.php';
-        }
-        return $template;
-    }
-
-
-    /**
-     * Adds an admin page which doesn't appear in the admin menu
-     *
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function register_admin_pages()
-    {
-        add_submenu_page(
-            '',
-            // parent slug. we don't want this to actually appear in the menu
-            esc_html__('Batch Job', 'event_espresso'),
-            // page title
-            'n/a',
-            // menu title
-            'read',
-            // we want this page to actually be accessible to anyone,
-            EED_Batch::PAGE_SLUG,
-            // menu slug
-            [self::instance(), 'show_admin_page']
-        );
-    }
-
-
-    /**
-     * Renders the admin page, after most of the work was already done during enqueuing scripts
-     * of creating the job and localizing some data
-     */
-    public function show_admin_page()
-    {
-        echo EEH_Template::locate_template(
-            EE_MODULES . 'batch/templates/batch_wrapper.template.php',
-            [
-                'batch_request_type'        => $this->batch_request_type(),
-                'auto_redirect_on_complete' => EED_Batch::getRequest()->getRequestParam('auto_redirect_on_complete'),
-                'user_message'              => EED_Batch::getRequest()->getRequestParam('assessment_notice')
-                    ?: EED_Batch::getRequest()->getRequestParam('job_start_notice'),
-            ]
-        );
-    }
-
-
-    private function runBatchRunnerJob(string $job)
-    {
-        $job_id = EED_Batch::getRequest()->getRequestParam('job_id');
-        /** @var BatchRequestProcessor $batch_runner */
-        $batch_runner = $this->getLoader()->getShared('EventEspresso\core\libraries\batch\BatchRequestProcessor');
-        $job_response = $batch_runner->{$job}($job_id);
-        $this->_return_json($job_response->to_array());
-    }
-
-
-    /**
-     * Receives ajax calls for continuing a job
-     */
-    public function continueBatchJob()
-    {
-        $this->runBatchRunnerJob('continueJob');
-    }
-
-
-    /**
-     * Receives ajax calls for continuing a job
-     */
-    public function advanceBatchJob()
-    {
-        $this->runBatchRunnerJob('advanceJob');
-    }
-
-
-    /**
-     * Receives the ajax call to cleanup a job
-     *
-     * @return void
-     */
-    public function cleanupBatchJob()
-    {
-        $this->runBatchRunnerJob('cleanupJob');
-    }
-
-
-    /**
-     * Returns a json response
-     *
-     * @param array $data The data we want to send echo via in the JSON response's "data" element
-     *
-     * The returned json object is created from an array in the following format:
-     * array(
-     *    'notices' => '', // - contains any EE_Error formatted notices
-     *    'data' => array() //this can be any key/value pairs that a method returns for later json parsing by the js.
-     *    We're also going to include the template args with every package (so js can pick out any specific template
-     *    args that might be included in here)
-     *    'isEEajax' => true,//indicates this is a response from EE
-     * )
-     */
-    protected function _return_json(array $data)
-    {
-        $json = [
-            'data'     => $data,
-            'isEEajax' => true,
-            // special flag so any ajax.Success methods in js can identify this return package as a EEajax package.
-        ];
-
-        // make sure there are no php errors or headers_sent.  Then we can set correct json header.
-        if (error_get_last() === null || ! headers_sent()) {
-            $notices = EE_Error::get_notices(false);
-            header('Content-Type: application/json; charset=UTF-8');
-            echo wp_json_encode($json + $notices);
-            exit();
-        }
-    }
-
-
-    /**
-     * Gets the job step response which was done during the enqueuing of scripts
-     *
-     * @return JobStepResponse
-     */
-    public function job_step_response(): JobStepResponse
-    {
-        return $this->_job_step_response;
-    }
-
-
-    /**
-     * Gets the batch request type indicated in the current request
-     *
-     * @return string: EED_Batch::batch_job, EED_Batch::batch_file_job, EED_Batch::batch_not_job
-     */
-    public function batch_request_type(): string
-    {
-        if (! $this->_batch_request_type) {
-            $request = EED_Batch::getRequest();
-            $batch   = $request->getRequestParam('batch');
-            switch ($batch) {
-                case self::batch_job:
-                    $this->_batch_request_type = self::batch_job;
-                    break;
-                case self::batch_file_job:
-                    $this->_batch_request_type = self::batch_file_job;
-                    break;
-                default:
-                    // if we didn't find that it was a batch request, indicate it wasn't
-                    $this->_batch_request_type = self::batch_not_job;
-            }
-        }
-        return $this->_batch_request_type;
-    }
-
-
-    /**
-     * Unnecessary
-     *
-     * @param WP $WP
-     */
-    public function run($WP)
-    {
-    }
+	public const PAGE_SLUG = 'espresso_batch';
+
+	/**
+	 * Possibly value for $_REQUEST[ 'batch' ]. Indicates to run a job that
+	 * processes data only
+	 */
+	const batch_job = 'job';
+
+	/**
+	 * Possibly value for $_REQUEST[ 'batch' ]. Indicates to run a job that
+	 * produces a file for download
+	 */
+	const batch_file_job = 'file';
+
+	/**
+	 * Possibly value for $_REQUEST[ 'batch' ]. Indicates this request is NOT
+	 * for a batch job. It's the same as not providing the $_REQUEST[ 'batch' ]
+	 * at all
+	 */
+	const batch_not_job = 'none';
+
+	/**
+	 *
+	 * @var string 'file', or 'job', or false to indicate its not a batch request at all
+	 */
+	protected $_batch_request_type = '';
+
+	/**
+	 * Because we want to use the response in both the localized JS and in the body
+	 * we need to make this response available between method calls
+	 *
+	 * @var JobStepResponse|null
+	 */
+	protected $_job_step_response = null;
+
+	/**
+	 * @var LoaderInterface|null
+	 */
+	protected $loader = null;
+
+
+	/**
+	 * Gets the batch instance
+	 *
+	 * @return  EED_Module|EED_Batch
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public static function instance(): EED_Batch
+	{
+		return parent::get_instance(__CLASS__);
+	}
+
+
+	/**
+	 * Sets hooks to enable batch jobs on the frontend. Disabled by default
+	 * because it's an attack vector and there are currently no implementations
+	 *
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public static function set_hooks()
+	{
+		// because this is a possible attack vector, let's have this disabled until
+		// we at least have a real use for it on the frontend
+		if (apply_filters('FHEE__EED_Batch__set_hooks__enable_frontend_batch', false)) {
+			add_action('wp_enqueue_scripts', [self::instance(), 'enqueue_scripts']);
+			add_filter('template_include', [self::instance(), 'override_template'], 99);
+		}
+	}
+
+
+	/**
+	 * Initializes some hooks for the admin in order to run batch jobs
+	 *
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public static function set_hooks_admin()
+	{
+		add_action('admin_menu', [self::instance(), 'register_admin_pages']);
+		add_action('admin_enqueue_scripts', [self::instance(), 'enqueue_scripts']);
+
+		// ajax
+		add_action('wp_ajax_espresso_batch_continue', [self::instance(), 'continueBatchJob']);
+		add_action('wp_ajax_espresso_batch_advance', [self::instance(), 'advanceBatchJob']);
+		add_action('wp_ajax_espresso_batch_cleanup', [self::instance(), 'cleanupBatchJob']);
+		add_action('wp_ajax_nopriv_espresso_batch_continue', [self::instance(), 'continueBatchJob']);
+		add_action('wp_ajax_nopriv_espresso_batch_advance', [self::instance(), 'advanceBatchJob']);
+		add_action('wp_ajax_nopriv_espresso_batch_cleanup', [self::instance(), 'cleanupBatchJob']);
+	}
+
+
+	/**
+	 * @return LoaderInterface
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @since 4.9.80.p
+	 */
+	protected function getLoader(): LoaderInterface
+	{
+		if (! $this->loader instanceof LoaderInterface) {
+			$this->loader = LoaderFactory::getLoader();
+		}
+		return $this->loader;
+	}
+
+
+	/**
+	 * Enqueues batch scripts on the frontend or admin, and creates a job
+	 */
+	public function enqueue_scripts()
+	{
+		$request = EED_Batch::getRequest();
+		if (
+			$request->getRequestParam(EED_Batch::PAGE_SLUG)
+			|| $request->getRequestParam('page') === EED_Batch::PAGE_SLUG
+		) {
+			if (
+				! $request->requestParamIsSet('default_nonce')
+				|| ! wp_verify_nonce($request->getRequestParam('default_nonce'), 'default_nonce')
+			) {
+				wp_die(
+					esc_html__(
+						'The link you clicked to start the batch job has expired. Please go back and refresh the previous page.',
+						'event_espresso'
+					)
+				);
+			}
+			switch ($this->batch_request_type()) {
+				case self::batch_job:
+					$this->enqueue_scripts_styles_batch_create();
+					break;
+				case self::batch_file_job:
+					$this->enqueue_scripts_styles_batch_file_create();
+					break;
+			}
+		}
+	}
+
+
+	/**
+	 * Create a batch job, enqueues a script to run it, and localizes some data for it
+	 */
+	public function enqueue_scripts_styles_batch_create()
+	{
+		$job_response = $this->_enqueue_batch_job_scripts_and_styles_and_start_job();
+		wp_enqueue_script(
+			'batch_runner_init',
+			BATCH_URL . 'assets/batch_runner_init.js',
+			['batch_runner'],
+			date('Y-m-d-H:i', time()),
+			true
+		);
+		wp_localize_script('batch_runner_init', 'ee_job_response', $job_response->to_array());
+		wp_localize_script('batch_runner_init', 'eei18n', EE_Registry::$i18n_js_strings);
+
+		$return_url = EED_Batch::getRequest()->getRequestParam('return_url', '', DataType::URL);
+		if ($return_url) {
+			wp_localize_script(
+				'batch_runner_init',
+				'ee_job_i18n',
+				[
+					'return_url'                => $return_url,
+					'auto_redirect_on_complete' => EED_Batch::getRequest()->getRequestParam(
+						'auto_redirect_on_complete'
+					),
+					'user_message'              => EED_Batch::getRequest()->getRequestParam('assessment_notice')
+						?: EED_Batch::getRequest()->getRequestParam('job_start_notice'),
+				]
+			);
+		}
+	}
+
+
+	/**
+	 * Creates a batch job which will download a file, enqueues a script to run the job, and localizes some data for it
+	 */
+	public function enqueue_scripts_styles_batch_file_create()
+	{
+		// creates a job based on the request variable
+		$job_response = $this->_enqueue_batch_job_scripts_and_styles_and_start_job();
+		wp_enqueue_script(
+			'batch_file_runner_init',
+			BATCH_URL . 'assets/batch_file_runner_init.js',
+			['batch_runner'],
+			date('Y-m-d-H:i', time()),
+			true
+		);
+		wp_localize_script('batch_file_runner_init', 'ee_job_response', $job_response->to_array());
+		wp_localize_script('batch_file_runner_init', 'eei18n', EE_Registry::$i18n_js_strings);
+
+		$return_url = EED_Batch::getRequest()->getRequestParam('return_url', '', DataType::URL);
+		if ($return_url) {
+			wp_localize_script(
+				'batch_file_runner_init',
+				'ee_job_i18n',
+				['return_url' => $return_url]
+			);
+		}
+	}
+
+
+	/**
+	 * Enqueues scripts and styles common to any batch job, and creates
+	 * a job from the request data, and stores the response in the
+	 * $this->_job_step_response property
+	 *
+	 * @return JobStepResponse
+	 */
+	protected function _enqueue_batch_job_scripts_and_styles_and_start_job(): JobStepResponse
+	{
+		// just copy the bits of EE admin's eei18n that we need in the JS
+		EE_Registry::$i18n_js_strings['batchJobError'] = __(
+			'An error occurred and the job has been stopped. Please refresh the page to try again.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['is_admin']      = is_admin();
+		wp_enqueue_style(
+			EspressoLegacyAdminAssetManager::CSS_HANDLE_EE_ADMIN,
+			EE_ADMIN_URL . 'assets/ee-admin-page.css',
+			['espresso_admin_base'],
+			EVENT_ESPRESSO_VERSION
+		);
+		wp_enqueue_style(
+			'batch_runner',
+			BATCH_URL . 'assets/batch_runner.css',
+			[EspressoLegacyAdminAssetManager::CSS_HANDLE_EE_ADMIN],
+			date('Y-m-d-H:i', time())
+		);
+		wp_register_script(
+			'progress_bar',
+			EE_PLUGIN_DIR_URL . 'core/libraries/batch/Assets/progress_bar.js',
+			['jquery'],
+			date('Y-m-d-H:i', time()),
+			true
+		);
+		wp_enqueue_style(
+			'progress_bar',
+			EE_PLUGIN_DIR_URL . 'core/libraries/batch/Assets/progress_bar.css',
+			[],
+			date('Y-m-d-H:i', time())
+		);
+		wp_enqueue_script(
+			'batch_runner',
+			EE_PLUGIN_DIR_URL . 'core/libraries/batch/Assets/batch_runner.js',
+			['progress_bar', CoreAssetManager::JS_HANDLE_CORE],
+			date('Y-m-d-H:i', time()),
+			true
+		);
+		/** @var BatchRequestProcessor $batch_runner */
+		$batch_runner = $this->getLoader()->getShared('EventEspresso\core\libraries\batch\BatchRequestProcessor');
+		// eg 'EventEspresso\core\libraries\batch\JobHandlers\RegistrationsReport'
+		// remember the response for later. We need it to display the page body
+		$this->_job_step_response = $batch_runner->createJob();
+		return $this->_job_step_response;
+	}
+
+
+	/**
+	 * If we are doing a frontend batch job, this makes it so WP shows our template's HTML
+	 *
+	 * @param string $template
+	 * @return string
+	 */
+	public function override_template(string $template): string
+	{
+		$request = EED_Batch::getRequest();
+		if ($request->requestParamIsSet('batch') && $request->requestParamIsSet(EED_Batch::PAGE_SLUG)) {
+			return EE_MODULES . 'batch/templates/batch_frontend_wrapper.template.php';
+		}
+		return $template;
+	}
+
+
+	/**
+	 * Adds an admin page which doesn't appear in the admin menu
+	 *
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function register_admin_pages()
+	{
+		add_submenu_page(
+			'',
+			// parent slug. we don't want this to actually appear in the menu
+			esc_html__('Batch Job', 'event_espresso'),
+			// page title
+			'n/a',
+			// menu title
+			'read',
+			// we want this page to actually be accessible to anyone,
+			EED_Batch::PAGE_SLUG,
+			// menu slug
+			[self::instance(), 'show_admin_page']
+		);
+	}
+
+
+	/**
+	 * Renders the admin page, after most of the work was already done during enqueuing scripts
+	 * of creating the job and localizing some data
+	 */
+	public function show_admin_page()
+	{
+		echo EEH_Template::locate_template(
+			EE_MODULES . 'batch/templates/batch_wrapper.template.php',
+			[
+				'batch_request_type'        => $this->batch_request_type(),
+				'auto_redirect_on_complete' => EED_Batch::getRequest()->getRequestParam('auto_redirect_on_complete'),
+				'user_message'              => EED_Batch::getRequest()->getRequestParam('assessment_notice')
+					?: EED_Batch::getRequest()->getRequestParam('job_start_notice'),
+			]
+		);
+	}
+
+
+	private function runBatchRunnerJob(string $job)
+	{
+		$job_id = EED_Batch::getRequest()->getRequestParam('job_id');
+		/** @var BatchRequestProcessor $batch_runner */
+		$batch_runner = $this->getLoader()->getShared('EventEspresso\core\libraries\batch\BatchRequestProcessor');
+		$job_response = $batch_runner->{$job}($job_id);
+		$this->_return_json($job_response->to_array());
+	}
+
+
+	/**
+	 * Receives ajax calls for continuing a job
+	 */
+	public function continueBatchJob()
+	{
+		$this->runBatchRunnerJob('continueJob');
+	}
+
+
+	/**
+	 * Receives ajax calls for continuing a job
+	 */
+	public function advanceBatchJob()
+	{
+		$this->runBatchRunnerJob('advanceJob');
+	}
+
+
+	/**
+	 * Receives the ajax call to cleanup a job
+	 *
+	 * @return void
+	 */
+	public function cleanupBatchJob()
+	{
+		$this->runBatchRunnerJob('cleanupJob');
+	}
+
+
+	/**
+	 * Returns a json response
+	 *
+	 * @param array $data The data we want to send echo via in the JSON response's "data" element
+	 *
+	 * The returned json object is created from an array in the following format:
+	 * array(
+	 *    'notices' => '', // - contains any EE_Error formatted notices
+	 *    'data' => array() //this can be any key/value pairs that a method returns for later json parsing by the js.
+	 *    We're also going to include the template args with every package (so js can pick out any specific template
+	 *    args that might be included in here)
+	 *    'isEEajax' => true,//indicates this is a response from EE
+	 * )
+	 */
+	protected function _return_json(array $data)
+	{
+		$json = [
+			'data'     => $data,
+			'isEEajax' => true,
+			// special flag so any ajax.Success methods in js can identify this return package as a EEajax package.
+		];
+
+		// make sure there are no php errors or headers_sent.  Then we can set correct json header.
+		if (error_get_last() === null || ! headers_sent()) {
+			$notices = EE_Error::get_notices(false);
+			header('Content-Type: application/json; charset=UTF-8');
+			echo wp_json_encode($json + $notices);
+			exit();
+		}
+	}
+
+
+	/**
+	 * Gets the job step response which was done during the enqueuing of scripts
+	 *
+	 * @return JobStepResponse
+	 */
+	public function job_step_response(): JobStepResponse
+	{
+		return $this->_job_step_response;
+	}
+
+
+	/**
+	 * Gets the batch request type indicated in the current request
+	 *
+	 * @return string: EED_Batch::batch_job, EED_Batch::batch_file_job, EED_Batch::batch_not_job
+	 */
+	public function batch_request_type(): string
+	{
+		if (! $this->_batch_request_type) {
+			$request = EED_Batch::getRequest();
+			$batch   = $request->getRequestParam('batch');
+			switch ($batch) {
+				case self::batch_job:
+					$this->_batch_request_type = self::batch_job;
+					break;
+				case self::batch_file_job:
+					$this->_batch_request_type = self::batch_file_job;
+					break;
+				default:
+					// if we didn't find that it was a batch request, indicate it wasn't
+					$this->_batch_request_type = self::batch_not_job;
+			}
+		}
+		return $this->_batch_request_type;
+	}
+
+
+	/**
+	 * Unnecessary
+	 *
+	 * @param WP $WP
+	 */
+	public function run($WP)
+	{
+	}
 }

modules/batch/templates/batch_file_runner.template.php

Indentation +5 added lines, -5 removed lines

@@ -2,8 +2,8 @@ 
 
 $job_step_response = EED_Batch::instance()->job_step_response();
 $filename = $job_step_response instanceof EventEspresso\core\libraries\batch\Helpers\JobStepResponse
-    ? EEH_File::get_filename_from_filepath($job_step_response->job_parameters()->extra_datum('filepath'))
-    : esc_html__('Unknown', 'event_espresso');
+	? EEH_File::get_filename_from_filepath($job_step_response->job_parameters()->extra_datum('filepath'))
+	: esc_html__('Unknown', 'event_espresso');
 ?>
 
 <div class='ee-batch-runner__wrapper ee-admin-container'>
@@ -15,9 +15,9 @@ 
         <br/>
         <div id='message-area' class='ee-status-outline ee-status-bg--info'>
             <?php esc_html_e(
-                'The file will download automatically when done, and then you will be redirected.',
-                'event_espresso'
-            ); ?>
+				'The file will download automatically when done, and then you will be redirected.',
+				'event_espresso'
+			); ?>
         </div>
         <div id='progress-area'></div>
     </div>

admin_pages/transactions/Transactions_Admin_Page.core.php

Indentation +2548 added lines, -2548 removed lines

@@ -13,2552 +13,2552 @@
  */
 class Transactions_Admin_Page extends EE_Admin_Page
 {
-    /**
-     * @var EE_Transaction
-     */
-    private $_transaction;
-
-    /**
-     * @var EE_Session
-     */
-    private $_session;
-
-    /**
-     * @var array $_txn_status
-     */
-    private static $_txn_status;
-
-    /**
-     * @var array $_pay_status
-     */
-    private static $_pay_status;
-
-    /**
-     * @var array $_existing_reg_payment_REG_IDs
-     */
-    protected $_existing_reg_payment_REG_IDs;
-
-
-    /**
-     *    _init_page_props
-     *
-     * @return void
-     */
-    protected function _init_page_props()
-    {
-        $this->page_slug        = TXN_PG_SLUG;
-        $this->page_label       = esc_html__('Transactions', 'event_espresso');
-        $this->_admin_base_url  = TXN_ADMIN_URL;
-        $this->_admin_base_path = TXN_ADMIN;
-    }
-
-
-    /**
-     *    _ajax_hooks
-     *
-     * @return void
-     */
-    protected function _ajax_hooks()
-    {
-        // add_action('wp_ajax_espresso_apply_payment', [$this, 'apply_payments_or_refunds']);
-        // add_action('wp_ajax_espresso_apply_refund', [$this, 'apply_payments_or_refunds']);
-        // add_action('wp_ajax_espresso_delete_payment', [$this, 'delete_payment']);
-    }
-
-
-    /**
-     *    _define_page_props
-     *
-     * @return void
-     */
-    protected function _define_page_props()
-    {
-        $this->_admin_page_title = $this->page_label;
-        $this->_labels           = [
-            'buttons' => [
-                'add'    => esc_html__('Add New Transaction', 'event_espresso'),
-                'edit'   => esc_html__('Edit Transaction', 'event_espresso'),
-                'delete' => esc_html__('Delete Transaction', 'event_espresso'),
-            ],
-        ];
-    }
-
-
-    /**
-     *        grab url requests and route them
-     *
-     * @access private
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function _set_page_routes()
-    {
-        $this->_set_transaction_status_array();
-        $TXN_ID = $this->request->getRequestParam('TXN_ID', 0, 'int');
-
-        $this->_page_routes = [
-
-            'default' => [
-                'func'       => '_transactions_overview_list_table',
-                'capability' => 'ee_read_transactions',
-            ],
-
-            'view_transaction' => [
-                'func'       => '_transaction_details',
-                'capability' => 'ee_read_transaction',
-                'obj_id'     => $TXN_ID,
-            ],
-
-            'send_payment_reminder' => [
-                'func'       => '_send_payment_reminder',
-                'noheader'   => true,
-                'capability' => 'ee_send_message',
-            ],
-
-            'espresso_apply_payment' => [
-                'func'       => 'apply_payments_or_refunds',
-                'noheader'   => true,
-                'capability' => 'ee_edit_payments',
-            ],
-
-            'espresso_apply_refund' => [
-                'func'       => 'apply_payments_or_refunds',
-                'noheader'   => true,
-                'capability' => 'ee_edit_payments',
-            ],
-
-            'espresso_delete_payment' => [
-                'func'       => [$this, 'delete_payment'],
-                'noheader'   => true,
-                'capability' => 'ee_delete_payments',
-            ],
-
-            'espresso_recalculate_line_items' => [
-                'func'       => 'recalculateLineItems',
-                'noheader'   => true,
-                'capability' => 'ee_edit_payments',
-            ],
-
-        ];
-    }
-
-
-    protected function _set_page_config()
-    {
-        $TXN_ID             = $this->request->getRequestParam('TXN_ID', 0, 'int');
-        $this->_page_config = [
-            'default'          => [
-                'nav'           => [
-                    'label' => esc_html__('Overview', 'event_espresso'),
-                    'icon'  => 'dashicons-list-view',
-                    'order' => 10,
-                ],
-                'list_table'    => 'EE_Admin_Transactions_List_Table',
-                'help_tabs'     => [
-                    'transactions_overview_help_tab'                       => [
-                        'title'    => esc_html__('Transactions Overview', 'event_espresso'),
-                        'filename' => 'transactions_overview',
-                    ],
-                    'transactions_overview_table_column_headings_help_tab' => [
-                        'title'    => esc_html__('Transactions Table Column Headings', 'event_espresso'),
-                        'filename' => 'transactions_overview_table_column_headings',
-                    ],
-                    'transactions_overview_views_filters_help_tab'         => [
-                        'title'    => esc_html__('Transaction Views & Filters & Search', 'event_espresso'),
-                        'filename' => 'transactions_overview_views_filters_search',
-                    ],
-                ],
-                'require_nonce' => false,
-            ],
-            'view_transaction' => [
-                'nav'       => [
-                    'label'      => esc_html__('View Transaction', 'event_espresso'),
-                    'icon'       => 'dashicons-cart',
-                    'order'      => 5,
-                    'url'        => $TXN_ID
-                        ? add_query_arg(['TXN_ID' => $TXN_ID], $this->_current_page_view_url)
-                        : $this->_admin_base_url,
-                    'persistent' => false,
-                ],
-                'help_tabs' => [
-                    'transactions_view_transaction_help_tab'                                              => [
-                        'title'    => esc_html__('View Transaction', 'event_espresso'),
-                        'filename' => 'transactions_view_transaction',
-                    ],
-                    'transactions_view_transaction_transaction_details_table_help_tab'                    => [
-                        'title'    => esc_html__('Transaction Details Table', 'event_espresso'),
-                        'filename' => 'transactions_view_transaction_transaction_details_table',
-                    ],
-                    'transactions_view_transaction_attendees_registered_help_tab'                         => [
-                        'title'    => esc_html__('Attendees Registered', 'event_espresso'),
-                        'filename' => 'transactions_view_transaction_attendees_registered',
-                    ],
-                    'transactions_view_transaction_views_primary_registrant_billing_information_help_tab' => [
-                        'title'    => esc_html__('Primary Registrant & Billing Information', 'event_espresso'),
-                        'filename' => 'transactions_view_transaction_primary_registrant_billing_information',
-                    ],
-                ],
-                'qtips'     => ['Transaction_Details_Tips'],
-                'metaboxes' => ['_transaction_details_metaboxes'],
-
-                'require_nonce' => false,
-            ],
-        ];
-    }
-
-
-    /**
-     * The below methods aren't used by this class currently
-     */
-    protected function _add_screen_options()
-    {
-        // noop
-    }
-
-
-    protected function _add_feature_pointers()
-    {
-        // noop
-    }
-
-
-    public function admin_init()
-    {
-        $EVT_ID        = $this->request->getRequestParam('EVT_ID', 0, 'int');
-        $event_name    = $this->request->getRequestParam('event_name');
-        $redirect_from = $this->request->getRequestParam('redirect_from', '', 'url');
-        // IF a registration was JUST added via the admin...
-        if ($EVT_ID && $event_name && $redirect_from) {
-            // then set a cookie so that we can block any attempts to use
-            // the back button as a way to enter another registration.
-            setcookie('ee_registration_added', $EVT_ID, time() + WEEK_IN_SECONDS, '/');
-            // and update the global
-            $_COOKIE['ee_registration_added'] = $EVT_ID;
-        }
-        EE_Registry::$i18n_js_strings['invalid_server_response'] = esc_html__(
-            'An error occurred! Your request may have been processed, but a valid response from the server was not received. Please refresh the page and try again.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['error_occurred']          = esc_html__(
-            'An error occurred! Please refresh the page and try again.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['txn_status_array']        = self::$_txn_status;
-        EE_Registry::$i18n_js_strings['pay_status_array']        = self::$_pay_status;
-        EE_Registry::$i18n_js_strings['payments_total']          = esc_html__('Payments Total', 'event_espresso');
-        EE_Registry::$i18n_js_strings['transaction_overpaid']    = esc_html__(
-            'This transaction has been overpaid ! Payments Total',
-            'event_espresso'
-        );
-    }
-
-
-    public function admin_notices()
-    {
-        // noop
-    }
-
-
-    public function admin_footer_scripts()
-    {
-        // noop
-    }
-
-
-    /**
-     * _set_transaction_status_array
-     * sets list of transaction statuses
-     *
-     * @access private
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    private function _set_transaction_status_array()
-    {
-        self::$_txn_status = EEM_Transaction::instance()->status_array(true);
-    }
-
-
-    /**
-     * get_transaction_status_array
-     * return the transaction status array for wp_list_table
-     *
-     * @access public
-     * @return array
-     */
-    public function get_transaction_status_array()
-    {
-        return self::$_txn_status;
-    }
-
-
-    /**
-     *    get list of payment statuses
-     *
-     * @access private
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    private function _get_payment_status_array()
-    {
-        self::$_pay_status                      = EEM_Payment::instance()->status_array(true);
-        $this->_template_args['payment_status'] = self::$_pay_status;
-    }
-
-
-    /**
-     *    _add_screen_options_default
-     *
-     * @access protected
-     * @return void
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _add_screen_options_default()
-    {
-        $this->_per_page_screen_option();
-    }
-
-
-    /**
-     * load_scripts_styles
-     *
-     * @access public
-     * @return void
-     */
-    public function load_scripts_styles()
-    {
-        // enqueue style
-        wp_register_style(
-            'espresso_txn',
-            TXN_ASSETS_URL . 'espresso_transactions_admin.css',
-            [],
-            EVENT_ESPRESSO_VERSION
-        );
-        wp_enqueue_style('espresso_txn');
-        // scripts
-        wp_register_script(
-            'espresso_txn',
-            TXN_ASSETS_URL . 'espresso_transactions_admin.js',
-            [
-                'ee_admin_js',
-                'ee-datepicker',
-                'jquery-ui-datepicker',
-                'jquery-ui-draggable',
-                'ee-dialog',
-                'ee-accounting',
-                'ee-serialize-full-array',
-            ],
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-        wp_enqueue_script('espresso_txn');
-    }
-
-
-    /**
-     *    load_scripts_styles_view_transaction
-     *
-     * @access public
-     * @return void
-     */
-    public function load_scripts_styles_view_transaction()
-    {
-        // styles
-        wp_enqueue_style('espresso-ui-theme');
-    }
-
-
-    /**
-     *    load_scripts_styles_default
-     *
-     * @access public
-     * @return void
-     */
-    public function load_scripts_styles_default()
-    {
-        // styles
-        wp_enqueue_style('espresso-ui-theme');
-    }
-
-
-    /**
-     *    _set_list_table_views_default
-     *
-     * @access protected
-     * @return void
-     */
-    protected function _set_list_table_views_default()
-    {
-        $this->_views = [
-            'all'        => [
-                'slug'  => 'all',
-                'label' => esc_html__('View All Transactions', 'event_espresso'),
-                'count' => 0,
-            ],
-            'abandoned'  => [
-                'slug'  => 'abandoned',
-                'label' => esc_html__('Abandoned Transactions', 'event_espresso'),
-                'count' => 0,
-            ],
-            'incomplete' => [
-                'slug'  => 'incomplete',
-                'label' => esc_html__('Incomplete Transactions', 'event_espresso'),
-                'count' => 0,
-            ],
-        ];
-        if (
-            /**
-             * Filters whether a link to the "Failed Transactions" list table
-             * appears on the Transactions Admin Page list table.
-             * List display can be turned back on via the following:
-             * add_filter(
-             *     'FHEE__Transactions_Admin_Page___set_list_table_views_default__display_failed_txns_list',
-             *     '__return_true'
-             * );
-             *
-             * @param boolean                 $display_failed_txns_list
-             * @param Transactions_Admin_Page $this
-             * @since 4.9.70.p
-             */
-        apply_filters(
-            'FHEE__Transactions_Admin_Page___set_list_table_views_default__display_failed_txns_list',
-            false,
-            $this
-        )
-        ) {
-            $this->_views['failed'] = [
-                'slug'  => 'failed',
-                'label' => esc_html__('Failed Transactions', 'event_espresso'),
-                'count' => 0,
-            ];
-        }
-    }
-
-
-    /**
-     * _set_transaction_object
-     * This sets the _transaction property for the transaction details screen
-     *
-     * @access private
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws RuntimeException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    private function _set_transaction_object()
-    {
-        if ($this->_transaction instanceof EE_Transaction) {
-            return;
-        } //get out we've already set the object
-
-        $TXN_ID = $this->request->getRequestParam('TXN_ID', 0, 'int');
-
-        // get transaction object
-        $this->_transaction = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
-        $this->_session     = $this->_transaction instanceof EE_Transaction
-            ? $this->_transaction->session_data()
-            : null;
-        if ($this->_transaction instanceof EE_Transaction) {
-            $this->_transaction->verify_abandoned_transaction_status();
-        }
-
-        if (! $this->_transaction instanceof EE_Transaction) {
-            $error_msg = sprintf(
-                esc_html__(
-                    'An error occurred and the details for the transaction with the ID # %d could not be retrieved.',
-                    'event_espresso'
-                ),
-                $TXN_ID
-            );
-            EE_Error::add_error($error_msg, __FILE__, __FUNCTION__, __LINE__);
-        }
-    }
-
-
-    /**
-     *    _transaction_legend_items
-     *
-     * @access protected
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _transaction_legend_items()
-    {
-        EE_Registry::instance()->load_helper('MSG_Template');
-        $items = [];
-
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_global_messages',
-                'view_filtered_messages'
-            )
-        ) {
-            $related_for_icon = EEH_MSG_Template::get_message_action_icon('see_notifications_for');
-            if (
-                is_array($related_for_icon)
-                && isset($related_for_icon['css_class'], $related_for_icon['label'])
-            ) {
-                $items['view_related_messages'] = [
-                    'class' => $related_for_icon['css_class'],
-                    'desc'  => $related_for_icon['label'],
-                ];
-            }
-        }
-
-        $items = apply_filters(
-            'FHEE__Transactions_Admin_Page___transaction_legend_items__items',
-            array_merge(
-                $items,
-                [
-                    'view_details'          => [
-                        'class' => 'dashicons dashicons-cart',
-                        'desc'  => esc_html__('View Transaction Details', 'event_espresso'),
-                    ],
-                    'view_invoice'          => [
-                        'class' => 'dashicons dashicons-media-spreadsheet',
-                        'desc'  => esc_html__('View Transaction Invoice', 'event_espresso'),
-                    ],
-                    'view_receipt'          => [
-                        'class' => 'dashicons dashicons-text-page',
-                        'desc'  => esc_html__('View Transaction Receipt', 'event_espresso'),
-                    ],
-                    'view_registration'     => [
-                        'class' => 'dashicons dashicons-clipboard',
-                        'desc'  => esc_html__('View Registration Details', 'event_espresso'),
-                    ],
-                    'payment_overview_link' => [
-                        'class' => 'dashicons dashicons-money',
-                        'desc'  => esc_html__('Make Payment on Frontend', 'event_espresso'),
-                    ],
-                ]
-            )
-        );
-
-        if (
-            EEH_MSG_Template::is_mt_active('payment_reminder')
-            && $this->capabilities->current_user_can(
-                'ee_send_message',
-                'espresso_transactions_send_payment_reminder'
-            )
-        ) {
-            $items['send_payment_reminder'] = [
-                'class' => 'dashicons dashicons-email-alt',
-                'desc'  => esc_html__('Send Payment Reminder', 'event_espresso'),
-            ];
-        } else {
-            $items['blank*'] = [
-                'class' => '',
-                'desc'  => '',
-            ];
-        }
-        $more_items = apply_filters(
-            'FHEE__Transactions_Admin_Page___transaction_legend_items__more_items',
-            [
-                'overpaid'   => [
-                    'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::overpaid_status_code,
-                    'desc'  => EEH_Template::pretty_status(
-                        EEM_Transaction::overpaid_status_code,
-                        false,
-                        'sentence'
-                    ),
-                ],
-                'complete'   => [
-                    'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::complete_status_code,
-                    'desc'  => EEH_Template::pretty_status(
-                        EEM_Transaction::complete_status_code,
-                        false,
-                        'sentence'
-                    ),
-                ],
-                'incomplete' => [
-                    'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::incomplete_status_code,
-                    'desc'  => EEH_Template::pretty_status(
-                        EEM_Transaction::incomplete_status_code,
-                        false,
-                        'sentence'
-                    ),
-                ],
-                'abandoned'  => [
-                    'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::abandoned_status_code,
-                    'desc'  => EEH_Template::pretty_status(
-                        EEM_Transaction::abandoned_status_code,
-                        false,
-                        'sentence'
-                    ),
-                ],
-                'failed'     => [
-                    'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::failed_status_code,
-                    'desc'  => EEH_Template::pretty_status(
-                        EEM_Transaction::failed_status_code,
-                        false,
-                        'sentence'
-                    ),
-                ],
-            ]
-        );
-
-        return array_merge($items, $more_items);
-    }
-
-
-    /**
-     *    _transactions_overview_list_table
-     *
-     * @access protected
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _transactions_overview_list_table()
-    {
-        $this->_admin_page_title = esc_html__('Transactions', 'event_espresso');
-
-        $EVT_ID                                    = $this->request->getRequestParam('EVT_ID', 0, 'int');
-        $event                                     = EEM_Event::instance()->get_one_by_ID($EVT_ID);
-        $this->_template_args['admin_page_header'] = $event instanceof EE_Event
-            ? sprintf(
-                esc_html__('%sViewing Transactions for the Event: %s%s', 'event_espresso'),
-                '<h3>',
-                '<a href="'
-                . EE_Admin_Page::add_query_args_and_nonce(
-                    ['action' => 'edit', 'post' => $event->ID()],
-                    EVENTS_ADMIN_URL
-                )
-                . '" aria-label="'
-                . esc_attr__('Click to Edit event', 'event_espresso')
-                . '">' . $event->name() . '</a>',
-                '</h3>'
-            )
-            : '';
-        $this->_template_args['after_list_table']  = $this->_display_legend($this->_transaction_legend_items());
-        $this->display_admin_list_table_page_with_no_sidebar();
-    }
-
-
-    /**
-     *    _transaction_details
-     * generates HTML for the View Transaction Details Admin page
-     *
-     * @access protected
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws RuntimeException
-     * @throws ReflectionException
-     */
-    protected function _transaction_details()
-    {
-        do_action('AHEE__Transactions_Admin_Page__transaction_details__start', $this->_transaction);
-
-        $this->_set_transaction_status_array();
-
-        $this->_template_args                      = [];
-        $this->_template_args['transactions_page'] = $this->_wp_page_slug;
-
-        $this->_set_transaction_object();
-
-        if (! $this->_transaction instanceof EE_Transaction) {
-            return;
-        }
-
-        $this->_template_args['txn_nmbr']['value'] = $this->_transaction->ID();
-        $this->_template_args['txn_nmbr']['label'] = esc_html__('Transaction Number', 'event_espresso');
-
-        $this->_template_args['txn_datetime']['value'] = $this->_transaction->get_i18n_datetime('TXN_timestamp');
-        $this->_template_args['txn_datetime']['label'] = esc_html__('Date', 'event_espresso');
-
-        $this->_template_args['txn_status']['value'] = self::$_txn_status[ $this->_transaction->status_ID() ];
-        $this->_template_args['txn_status']['label'] = esc_html__('Transaction Status', 'event_espresso');
-        $this->_template_args['txn_status']['class'] = $this->_transaction->status_ID();
-
-        $txn_total  = $this->_transaction->total();
-        $total_paid = $this->_transaction->paid();
-        $amount_due = $txn_total - $total_paid;
-
-        $this->_template_args['grand_total'] = $txn_total;
-        $this->_template_args['total_paid']  = $total_paid;
-
-        $this->_template_args['amount_due']     = EEH_Template::format_currency($amount_due, false, false);
-        $this->_template_args['amount_due_raw'] = $amount_due;
-
-        $this->_template_args['amount_due_class'] = '';
-
-        if ($txn_total === (float) 0) {
-            // free event
-            $this->_template_args['amount_due'] = false;
-        } elseif ($amount_due < (float) 0) {
-            // overpaid
-            $this->_template_args['amount_due_class'] = 'txn-overview-no-payment-spn';
-        } elseif ($amount_due > (float) 0) {
-            // monies owing
-            $this->_template_args['amount_due_class'] = 'txn-overview-part-payment-spn ee-txn-amount-owing';
-        } elseif ($total_paid === (float) 0) {
-            // no payments made yet
-            $this->_template_args['amount_due_class'] = 'txn-overview-no-payment-spn';
-        }
-
-        $payment_method = $this->_transaction->payment_method();
-
-        $this->_template_args['method_of_payment_name'] = $payment_method instanceof EE_Payment_Method
-            ? $payment_method->admin_name()
-            : esc_html__('Unknown', 'event_espresso');
-
-        $this->_template_args['currency_sign'] = EE_Registry::instance()->CFG->currency->sign;
-        // link back to overview
-        $this->_template_args['txn_overview_url'] = $this->request->getServerParam(
-            'HTTP_REFERER',
-            TXN_ADMIN_URL
-        );
-
-
-        // next link
-        $next_txn                                 = $this->_transaction->next(
-            null,
-            [['STS_ID' => ['!=', EEM_Transaction::failed_status_code]]],
-            'TXN_ID'
-        );
-        $this->_template_args['next_transaction'] = $next_txn
-            ? $this->_next_link(
-                EE_Admin_Page::add_query_args_and_nonce(
-                    ['action' => 'view_transaction', 'TXN_ID' => $next_txn['TXN_ID']],
-                    TXN_ADMIN_URL
-                ),
-                'dashicons dashicons-arrow-right ee-icon-size-22'
-            )
-            : '';
-        // previous link
-        $previous_txn                                 = $this->_transaction->previous(
-            null,
-            [['STS_ID' => ['!=', EEM_Transaction::failed_status_code]]],
-            'TXN_ID'
-        );
-        $this->_template_args['previous_transaction'] = $previous_txn
-            ? $this->_previous_link(
-                EE_Admin_Page::add_query_args_and_nonce(
-                    ['action' => 'view_transaction', 'TXN_ID' => $previous_txn['TXN_ID']],
-                    TXN_ADMIN_URL
-                ),
-                'dashicons dashicons-arrow-left ee-icon-size-22'
-            )
-            : '';
-
-        $EVT_ID        = $this->request->getRequestParam('EVT_ID', 0, 'int');
-        $event_name    = $this->request->getRequestParam('event_name');
-        $redirect_from = $this->request->getRequestParam('redirect_from', '', 'url');
-
-        // were we just redirected here after adding a new registration ???
-        if ($EVT_ID && $event_name && $redirect_from) {
-            if (
-                $this->capabilities->current_user_can(
-                    'ee_edit_registrations',
-                    'espresso_registrations_new_registration',
-                    $EVT_ID
-                )
-            ) {
-                $this->_admin_page_title .= '<a id="add-new-registration" class="add-new-h2 button--primary" href="';
-                $this->_admin_page_title .= EE_Admin_Page::add_query_args_and_nonce(
-                    [
-                        'page'     => 'espresso_registrations',
-                        'action'   => 'new_registration',
-                        'return'   => 'default',
-                        'TXN_ID'   => $this->_transaction->ID(),
-                        'event_id' => $EVT_ID,
-                    ],
-                    REG_ADMIN_URL
-                );
-                $this->_admin_page_title .= '">';
-
-                $this->_admin_page_title .= sprintf(
-                    esc_html__('Add Another New Registration to Event: "%1$s" ?', 'event_espresso'),
-                    htmlentities(urldecode($event_name), ENT_QUOTES, 'UTF-8')
-                );
-                $this->_admin_page_title .= '</a>';
-            }
-            EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
-        }
-        // grab messages at the last second
-        $this->_template_args['notices'] = EE_Error::get_notices();
-        // path to template
-        $template_path                             = TXN_TEMPLATE_PATH . 'txn_admin_details_header.template.php';
-        $this->_template_args['admin_page_header'] = EEH_Template::display_template(
-            $template_path,
-            $this->_template_args,
-            true
-        );
-
-        // the details template wrapper
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     *        _transaction_details_metaboxes
-     *
-     * @access protected
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws RuntimeException
-     * @throws ReflectionException
-     */
-    protected function _transaction_details_metaboxes()
-    {
-        $this->_set_transaction_object();
-
-        if (! $this->_transaction instanceof EE_Transaction) {
-            return;
-        }
-        $this->addMetaBox(
-            'edit-txn-details-mbox',
-            '<span>' . esc_html__('Transaction Details', 'event_espresso')
-            . '&nbsp;<span class="dashicons dashicons-cart" ></span></span>',
-            [$this, 'txn_details_meta_box'],
-            $this->_wp_page_slug
-        );
-        $this->addMetaBox(
-            'edit-txn-attendees-mbox',
-            '<span>' . esc_html__('Attendees Registered in this Transaction', 'event_espresso')
-            . '&nbsp;<span class="dashicons dashicons-groups" ></span></span>',
-            [$this, 'txn_attendees_meta_box'],
-            $this->_wp_page_slug,
-            'normal',
-            'high',
-            ['TXN_ID' => $this->_transaction->ID()]
-        );
-        $this->addMetaBox(
-            'edit-txn-registrant-mbox',
-            esc_html__('Primary Contact', 'event_espresso'),
-            [$this, 'txn_registrant_side_meta_box'],
-            $this->_wp_page_slug,
-            'side'
-        );
-        $this->addMetaBox(
-            'edit-txn-billing-info-mbox',
-            esc_html__('Billing Information', 'event_espresso'),
-            [$this, 'txn_billing_info_side_meta_box'],
-            $this->_wp_page_slug,
-            'side'
-        );
-    }
-
-
-    /**
-     * Callback for transaction actions metabox.
-     *
-     * @param EE_Transaction|null $transaction
-     * @return string
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     */
-    public function getActionButtons(EE_Transaction $transaction = null)
-    {
-        $content = '';
-        $actions = [];
-        if (! $transaction instanceof EE_Transaction) {
-            return $content;
-        }
-        /** @var EE_Registration $primary_registration */
-        $primary_registration = $transaction->primary_registration();
-        $attendee             = $primary_registration instanceof EE_Registration
-            ? $primary_registration->attendee()
-            : null;
-
-        if (
-            $attendee instanceof EE_Attendee
-            && $this->capabilities->current_user_can(
-                'ee_send_message',
-                'espresso_transactions_send_payment_reminder'
-            )
-        ) {
-            $actions['payment_reminder'] =
-                EEH_MSG_Template::is_mt_active('payment_reminder')
-                && $this->_transaction->status_ID() !== EEM_Transaction::complete_status_code
-                && $this->_transaction->status_ID() !== EEM_Transaction::overpaid_status_code
-                    ? EEH_Template::get_button_or_link(
-                    EE_Admin_Page::add_query_args_and_nonce(
-                        [
-                            'action'      => 'send_payment_reminder',
-                            'TXN_ID'      => $this->_transaction->ID(),
-                            'redirect_to' => 'view_transaction',
-                        ],
-                        TXN_ADMIN_URL
-                    ),
-                    esc_html__(' Send Payment Reminder', 'event_espresso'),
-                    'button button--secondary',
-                    'dashicons dashicons-email-alt'
-                )
-                    : '';
-        }
-
-        if (
-            $this->capabilities->current_user_can(
-                'ee_edit_payments',
-                'espresso_transactions_recalculate_line_items'
-            )
-        ) {
-            $actions['recalculate_line_items'] = EEH_Template::get_button_or_link(
-                EE_Admin_Page::add_query_args_and_nonce(
-                    [
-                        'action'      => 'espresso_recalculate_line_items',
-                        'TXN_ID'      => $this->_transaction->ID(),
-                        'redirect_to' => 'view_transaction',
-                    ],
-                    TXN_ADMIN_URL
-                ),
-                esc_html__(' Recalculate Taxes and Total', 'event_espresso'),
-                'button button--secondary',
-                'dashicons dashicons-update'
-            );
-        }
-
-        if (
-            $primary_registration instanceof EE_Registration
-            && EEH_MSG_Template::is_mt_active('receipt')
-        ) {
-            $actions['receipt'] = EEH_Template::get_button_or_link(
-                $primary_registration->receipt_url(),
-                esc_html__('View Receipt', 'event_espresso'),
-                'button button--secondary',
-                'dashicons dashicons-text-page'
-            );
-        }
-
-        if (
-            $primary_registration instanceof EE_Registration
-            && EEH_MSG_Template::is_mt_active('invoice')
-        ) {
-            $actions['invoice'] = EEH_Template::get_button_or_link(
-                $primary_registration->invoice_url(),
-                esc_html__('View Invoice', 'event_espresso'),
-                'button button--secondary',
-                'dashicons dashicons-media-spreadsheet'
-            );
-        }
-        $actions = array_filter(
-            apply_filters('FHEE__Transactions_Admin_Page__getActionButtons__actions', $actions, $transaction)
-        );
-        if ($actions) {
-            $content .= implode('', $actions);
-        }
-        return $content;
-    }
-
-
-    /**
-     * txn_details_meta_box
-     * generates HTML for the Transaction main meta box
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws RuntimeException
-     * @throws ReflectionException
-     */
-    public function txn_details_meta_box()
-    {
-        $this->_set_transaction_object();
-        $this->_template_args['TXN_ID']              = $this->_transaction->ID();
-        $this->_template_args['attendee']            =
-            $this->_transaction->primary_registration() instanceof EE_Registration
-                ? $this->_transaction->primary_registration()->attendee()
-                : null;
-        $this->_template_args['can_edit_payments']   = $this->capabilities->current_user_can(
-            'ee_edit_payments',
-            'apply_payment_or_refund_from_registration_details'
-        );
-        $this->_template_args['can_delete_payments'] = $this->capabilities->current_user_can(
-            'ee_delete_payments',
-            'delete_payment_from_registration_details'
-        );
-
-        // get line table
-        EEH_Autoloader::register_line_item_display_autoloaders();
-        $Line_Item_Display                       = new EE_Line_Item_Display(
-            'admin_table',
-            'EE_Admin_Table_Line_Item_Display_Strategy'
-        );
-        $this->_template_args['line_item_table'] = $Line_Item_Display->display_line_item(
-            $this->_transaction->total_line_item()
-        );
-        $this->_template_args['REG_code']        =
-            $this->_transaction->primary_registration() instanceof EE_Registration
-                ? $this->_transaction->primary_registration()->reg_code()
-                : null;
-        // process taxes
-        $taxes                         = $this->_transaction->line_items([['LIN_type' => EEM_Line_Item::type_tax]]);
-        $this->_template_args['taxes'] = ! empty($taxes)
-            ? $taxes
-            : false;
-
-        $this->_template_args['grand_total']     = EEH_Template::format_currency(
-            $this->_transaction->total(),
-            false,
-            false
-        );
-        $this->_template_args['grand_raw_total'] = $this->_transaction->total();
-        $this->_template_args['TXN_status']      = $this->_transaction->status_ID();
-
-        // process payment details
-        $payments = $this->_transaction->payments();
-        if (! empty($payments)) {
-            $this->_template_args['payments']              = $payments;
-            $this->_template_args['existing_reg_payments'] = $this->_get_registration_payment_IDs($payments);
-        } else {
-            $this->_template_args['payments']              = false;
-            $this->_template_args['existing_reg_payments'] = [];
-        }
-
-        $this->_template_args['edit_payment_url']   = add_query_arg(['action' => 'edit_payment'], TXN_ADMIN_URL);
-        $this->_template_args['delete_payment_url'] = add_query_arg(
-            ['action' => 'espresso_delete_payment'],
-            TXN_ADMIN_URL
-        );
-
-        if (isset($txn_details['invoice_number'])) {
-            $this->_template_args['txn_details']['invoice_number']['value'] = $this->_template_args['REG_code'];
-            $this->_template_args['txn_details']['invoice_number']['label'] = esc_html__(
-                'Invoice Number',
-                'event_espresso'
-            );
-        }
-
-        $this->_template_args['txn_details']['registration_session']['value'] =
-            $this->_transaction->primary_registration() instanceof EE_Registration
-                ? $this->_transaction->primary_registration()->session_ID()
-                : null;
-        $this->_template_args['txn_details']['registration_session']['label'] = esc_html__(
-            'Registration Session',
-            'event_espresso'
-        );
-
-        $this->_template_args['txn_details']['ip_address']['value'] = $this->_session['ip_address'] ?? '';
-        $this->_template_args['txn_details']['ip_address']['label'] = esc_html__(
-            'Transaction placed from IP',
-            'event_espresso'
-        );
-
-        $this->_template_args['txn_details']['user_agent']['value'] = $this->_session['user_agent'] ?? '';
-        $this->_template_args['txn_details']['user_agent']['label'] = esc_html__(
-            'Registrant User Agent',
-            'event_espresso'
-        );
-
-        $reg_steps = '<div class="ee-txn-reg-step-status-steps ee-layout-row">';
-        foreach ($this->_transaction->reg_steps() as $reg_step => $reg_step_status) {
-            if ($reg_step_status === true) {
-                $reg_steps .= '<div class="ee-status-pill ee-status-bg--success">'
-                              . sprintf(
-                                  esc_html__('%1$s : Completed', 'event_espresso'),
-                                  ucwords(str_replace('_', ' ', $reg_step))
-                              )
-                              . '</div>';
-            } elseif ($reg_step_status !== false && is_numeric($reg_step_status)) {
-                $reg_steps .= '<div class="ee-status-pill ee-status-bg--attention">'
-                              . sprintf(
-                                  esc_html__('%1$s : Initiated %2$s', 'event_espresso'),
-                                  ucwords(str_replace('_', ' ', $reg_step)),
-                                  date(
-                                      get_option('date_format') . ' ' . get_option('time_format'),
-                                      $reg_step_status + (get_option('gmt_offset') * HOUR_IN_SECONDS)
-                                  )
-                              )
-                              . '</div>';
-            } else {
-                $reg_steps .= '<div class="ee-status-pill ee-status-bg--error">'
-                              . sprintf(
-                                  esc_html__('%1$s : Never Initiated', 'event_espresso'),
-                                  ucwords(str_replace('_', ' ', $reg_step))
-                              )
-                              . '</div>';
-            }
-        }
-        $reg_steps                                                 .= '</ul>';
-        $this->_template_args['txn_details']['reg_steps']['value'] = $reg_steps;
-        $this->_template_args['txn_details']['reg_steps']['label'] = esc_html__(
-            'Registration Step Progress',
-            'event_espresso'
-        );
-
-
-        $this->_get_registrations_to_apply_payment_to();
-        $this->_get_payment_methods($payments);
-        $this->_get_payment_status_array();
-        $this->_get_reg_status_selection(); // sets up the template args for the reg status array for the transaction.
-
-        $this->_template_args['transaction_form_url']    = add_query_arg(
-            [
-                'action'  => 'edit_transaction',
-                'process' => 'transaction',
-            ],
-            TXN_ADMIN_URL
-        );
-        $this->_template_args['apply_payment_form_url']  = add_query_arg(
-            [
-                'page'   => 'espresso_transactions',
-                'action' => 'espresso_apply_payment',
-            ],
-            TXN_ADMIN_URL
-        );
-        $this->_template_args['delete_payment_form_url'] = add_query_arg(
-            [
-                'page'   => 'espresso_transactions',
-                'action' => 'espresso_delete_payment',
-            ],
-            TXN_ADMIN_URL
-        );
-
-        $this->_template_args['action_buttons'] = $this->getActionButtons($this->_transaction);
-
-        // 'espresso_delete_payment_nonce'
-
-        $template_path = TXN_TEMPLATE_PATH . 'txn_admin_details_main_meta_box_txn_details.template.php';
-        echo EEH_Template::display_template($template_path, $this->_template_args, true);
-    }
-
-
-    /**
-     * _get_registration_payment_IDs
-     *    generates an array of Payment IDs and their corresponding Registration IDs
-     *
-     * @access protected
-     * @param EE_Payment[] $payments
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _get_registration_payment_IDs($payments = [])
-    {
-        $existing_reg_payments = [];
-        // get all reg payments for these payments
-        $reg_payments = EEM_Registration_Payment::instance()->get_all(
-            [
-                [
-                    'PAY_ID' => [
-                        'IN',
-                        array_keys($payments),
-                    ],
-                ],
-            ]
-        );
-        if (! empty($reg_payments)) {
-            foreach ($payments as $payment) {
-                if (! $payment instanceof EE_Payment) {
-                    continue;
-                } elseif (! isset($existing_reg_payments[ $payment->ID() ])) {
-                    $existing_reg_payments[ $payment->ID() ] = [];
-                }
-                foreach ($reg_payments as $reg_payment) {
-                    if (
-                        $reg_payment instanceof EE_Registration_Payment
-                        && $reg_payment->payment_ID() === $payment->ID()
-                    ) {
-                        $existing_reg_payments[ $payment->ID() ][] = $reg_payment->registration_ID();
-                    }
-                }
-            }
-        }
-
-        return $existing_reg_payments;
-    }
-
-
-    /**
-     * _get_registrations_to_apply_payment_to
-     *    generates HTML for displaying a series of checkboxes in the admin payment modal window
-     * which allows the admin to only apply the payment to the specific registrations
-     *
-     * @access protected
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _get_registrations_to_apply_payment_to()
-    {
-        // we want any registration with an active status (ie: not deleted or cancelled)
-        $query_params                      = [
-            [
-                'STS_ID' => [
-                    'IN',
-                    [
-                        EEM_Registration::status_id_approved,
-                        EEM_Registration::status_id_pending_payment,
-                        EEM_Registration::status_id_not_approved,
-                    ],
-                ],
-            ],
-        ];
-        $registrations_to_apply_payment_to = EEH_HTML::br() . EEH_HTML::div(
-                '',
-                'txn-admin-apply-payment-to-registrations-dv',
-                '',
-                'clear: both; margin: 1.5em 0 0; display: none;'
-            );
-        $registrations_to_apply_payment_to .= EEH_HTML::br() . EEH_HTML::div('', '', 'admin-primary-mbox-tbl-wrap');
-        $registrations_to_apply_payment_to .= EEH_HTML::table('', '', 'admin-primary-mbox-tbl striped');
-        $registrations_to_apply_payment_to .= EEH_HTML::thead(
-            EEH_HTML::tr(
-                EEH_HTML::th(esc_html__('ID', 'event_espresso')) .
-                EEH_HTML::th(esc_html__('Registrant', 'event_espresso')) .
-                EEH_HTML::th(esc_html__('Ticket', 'event_espresso')) .
-                EEH_HTML::th(esc_html__('Event', 'event_espresso')) .
-                EEH_HTML::th(esc_html__('Paid', 'event_espresso'), '', 'txn-admin-payment-paid-td jst-cntr') .
-                EEH_HTML::th(esc_html__('Owing', 'event_espresso'), '', 'txn-admin-payment-owing-td jst-cntr') .
-                EEH_HTML::th(esc_html__('Apply', 'event_espresso'), '', 'jst-cntr')
-            )
-        );
-        $registrations_to_apply_payment_to .= EEH_HTML::tbody();
-        // get registrations for TXN
-        $registrations         = $this->_transaction->registrations($query_params);
-        $existing_reg_payments = $this->_template_args['existing_reg_payments'];
-        foreach ($registrations as $registration) {
-            if ($registration instanceof EE_Registration) {
-                $attendee_name                     = $registration->attendee() instanceof EE_Attendee
-                    ? $registration->attendee()->full_name()
-                    : esc_html__('Unknown Attendee', 'event_espresso');
-                $owing                             = $registration->final_price() - $registration->paid();
-                $taxable                           = $registration->ticket()->taxable()
-                    ? ' <span class="smaller-text lt-grey-text"> ' . esc_html__('+ tax', 'event_espresso') . '</span>'
-                    : '';
-                $checked                           = empty($existing_reg_payments)
-                                                     || in_array($registration->ID(), $existing_reg_payments, true)
-                    ? ' checked'
-                    : '';
-                $disabled                          = $registration->final_price() > 0
-                    ? ''
-                    : ' disabled';
-                $registrations_to_apply_payment_to .= EEH_HTML::tr(
-                    EEH_HTML::td($registration->ID()) .
-                    EEH_HTML::td($attendee_name) .
-                    EEH_HTML::td(
-                        $registration->ticket()->name() . ' : ' . $registration->ticket()->pretty_price() . $taxable
-                    ) .
-                    EEH_HTML::td($registration->event_name()) .
-                    EEH_HTML::td($registration->pretty_paid(), '', 'txn-admin-payment-paid-td jst-cntr') .
-                    EEH_HTML::td(
-                        EEH_Template::format_currency($owing),
-                        '',
-                        'txn-admin-payment-owing-td jst-cntr'
-                    ) .
-                    EEH_HTML::td(
-                        '<input type="checkbox" value="' . $registration->ID()
-                        . '" name="txn_admin_payment[registrations]"'
-                        . $checked . $disabled . '>',
-                        '',
-                        'jst-cntr'
-                    ),
-                    'apply-payment-registration-row-' . $registration->ID()
-                );
-            }
-        }
-        $registrations_to_apply_payment_to                         .= EEH_HTML::tbodyx();
-        $registrations_to_apply_payment_to                         .= EEH_HTML::tablex();
-        $registrations_to_apply_payment_to                         .= EEH_HTML::divx();
-        $registrations_to_apply_payment_to                         .= EEH_HTML::p(
-            esc_html__(
-                'The payment will only be applied to the registrations that have a check mark in their corresponding check box. Checkboxes for free registrations have been disabled.',
-                'event_espresso'
-            ),
-            '',
-            'clear description'
-        );
-        $registrations_to_apply_payment_to                         .= EEH_HTML::divx();
-        $this->_template_args['registrations_to_apply_payment_to'] = $registrations_to_apply_payment_to;
-    }
-
-
-    /**
-     * _get_reg_status_selection
-     *
-     * @return void
-     * @throws EE_Error
-     * @todo   this will need to be adjusted either once MER comes along OR we move default reg status to tickets
-     *         instead of events.
-     * @access protected
-     */
-    protected function _get_reg_status_selection()
-    {
-        // first get all possible statuses
-        $statuses = EEM_Registration::reg_status_array([], true);
-        // let's add a "don't change" option.
-        $status_array['NAN']                                 = esc_html__('Leave the Same', 'event_espresso');
-        $status_array                                        = array_merge($status_array, $statuses);
-        $this->_template_args['status_change_select']        = EEH_Form_Fields::select_input(
-            'txn_reg_status_change[reg_status]',
-            $status_array,
-            'NAN',
-            'id="txn-admin-payment-reg-status-inp"',
-            'txn-reg-status-change-reg-status'
-        );
-        $this->_template_args['delete_status_change_select'] = EEH_Form_Fields::select_input(
-            'delete_txn_reg_status_change[reg_status]',
-            $status_array,
-            'NAN',
-            'delete-txn-admin-payment-reg-status-inp',
-            'delete-txn-reg-status-change-reg-status'
-        );
-    }
-
-
-    /**
-     *    _get_payment_methods
-     * Gets all the payment methods available generally, or the ones that are already
-     * selected on these payments (in case their payment methods are no longer active).
-     * Has the side-effect of updating the template args' payment_methods item
-     *
-     * @access private
-     * @param EE_Payment[] to show on this page
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    private function _get_payment_methods($payments = [])
-    {
-        $payment_methods_of_payments = [];
-        foreach ($payments as $payment) {
-            if ($payment instanceof EE_Payment) {
-                $payment_methods_of_payments[] = $payment->ID();
-            }
-        }
-        if ($payment_methods_of_payments) {
-            $query_args = [
-                [
-                    'OR*payment_method_for_payment' => [
-                        'PMD_ID'    => ['IN', $payment_methods_of_payments],
-                        'PMD_scope' => ['LIKE', '%' . EEM_Payment_Method::scope_admin . '%'],
-                    ],
-                ],
-            ];
-        } else {
-            $query_args = [['PMD_scope' => ['LIKE', '%' . EEM_Payment_Method::scope_admin . '%']]];
-        }
-        $this->_template_args['payment_methods'] = EEM_Payment_Method::instance()->get_all($query_args);
-    }
-
-
-    /**
-     * txn_attendees_meta_box
-     *    generates HTML for the Attendees Transaction main meta box
-     *
-     * @access public
-     * @param WP_Post $post
-     * @param array   $metabox
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function txn_attendees_meta_box($post, $metabox = ['args' => []])
-    {
-        /** @noinspection NonSecureExtractUsageInspection */
-        extract($metabox['args']);
-        $this->_template_args['post']            = $post;
-        $this->_template_args['event_attendees'] = [];
-        // process items in cart
-        $line_items = $this->_transaction->get_many_related(
-            'Line_Item',
-            [['LIN_type' => 'line-item']]
-        );
-        if (! empty($line_items)) {
-            foreach ($line_items as $item) {
-                if ($item instanceof EE_Line_Item) {
-                    switch ($item->OBJ_type()) {
-                        case 'Event':
-                            break;
-                        case 'Ticket':
-                            $ticket = $item->ticket();
-                            // right now we're only handling tickets here.
-                            // Cause its expected that only tickets will have attendees right?
-                            if (! $ticket instanceof EE_Ticket) {
-                                break;
-                            }
-                            try {
-                                $event_name = $ticket->get_event_name();
-                            } catch (Exception $e) {
-                                EE_Error::add_error($e->getMessage(), __FILE__, __FUNCTION__, __LINE__);
-                                $event_name = esc_html__('Unknown Event', 'event_espresso');
-                            }
-                            $event_name   .= ' - ' . $item->name();
-                            $ticket_price = EEH_Template::format_currency($item->unit_price());
-                            // now get all of the registrations for this transaction that use this ticket
-                            $registrations = $ticket->registrations(
-                                [['TXN_ID' => $this->_transaction->ID()]]
-                            );
-                            foreach ($registrations as $registration) {
-                                if (! $registration instanceof EE_Registration) {
-                                    break;
-                                }
-                                $this->_template_args['event_attendees'][ $registration->ID() ]['STS_ID']
-                                    = $registration->status_ID();
-                                $this->_template_args['event_attendees'][ $registration->ID() ]['att_num']
-                                    = $registration->count();
-                                $this->_template_args['event_attendees'][ $registration->ID() ]['event_ticket_name']
-                                    = $event_name;
-                                $this->_template_args['event_attendees'][ $registration->ID() ]['ticket_price']
-                                    = $ticket_price;
-                                // attendee info
-                                $attendee = $registration->get_first_related('Attendee');
-                                if ($attendee instanceof EE_Attendee) {
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['att_id']
-                                        = $attendee->ID();
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['attendee']
-                                        = $attendee->full_name();
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['email']
-                                        = '<a href="mailto:' . $attendee->email() . '?subject=' . $event_name
-                                          . esc_html__(
-                                              ' Event',
-                                              'event_espresso'
-                                          )
-                                          . '">' . $attendee->email() . '</a>';
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['address']
-                                        = EEH_Address::format($attendee, 'inline', false, false);
-                                } else {
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['att_id']   = '';
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['attendee'] = '';
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['email']    = '';
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['address']  = '';
-                                }
-                            }
-                            break;
-                    }
-                }
-            }
-
-            $this->_template_args['transaction_form_url'] = add_query_arg(
-                [
-                    'action'  => 'edit_transaction',
-                    'process' => 'attendees',
-                ],
-                TXN_ADMIN_URL
-            );
-            echo EEH_Template::display_template(
-                TXN_TEMPLATE_PATH . 'txn_admin_details_main_meta_box_attendees.template.php',
-                $this->_template_args,
-                true
-            );
-        } else {
-            printf(
-                esc_html__(
-                    '%1$sFor some reason, there are no attendees registered for this transaction. Likely the registration was abandoned in process.%2$s',
-                    'event_espresso'
-                ),
-                '<p class="important-notice">',
-                '</p>'
-            );
-        }
-    }
-
-
-    /**
-     * txn_registrant_side_meta_box
-     * generates HTML for the Edit Transaction side meta box
-     *
-     * @access public
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function txn_registrant_side_meta_box()
-    {
-        $primary_att = $this->_transaction->primary_registration() instanceof EE_Registration
-            ? $this->_transaction->primary_registration()->get_first_related('Attendee')
-            : null;
-        if (! $primary_att instanceof EE_Attendee) {
-            $this->_template_args['no_attendee_message'] = esc_html__(
-                'There is no attached contact for this transaction.  The transaction either failed due to an error or was abandoned.',
-                'event_espresso'
-            );
-            $primary_att                                 = EEM_Attendee::instance()->create_default_object();
-        }
-        $this->_template_args['ATT_ID']            = $primary_att->ID();
-        $this->_template_args['prime_reg_fname']   = $primary_att->fname();
-        $this->_template_args['prime_reg_lname']   = $primary_att->lname();
-        $this->_template_args['prime_reg_email']   = $primary_att->email();
-        $this->_template_args['prime_reg_phone']   = $primary_att->phone();
-        $this->_template_args['edit_attendee_url'] = EE_Admin_Page::add_query_args_and_nonce(
-            [
-                'action' => 'edit_attendee',
-                'post'   => $primary_att->ID(),
-            ],
-            REG_ADMIN_URL
-        );
-        // get formatted address for registrant
-        $formatted_address                         = EEH_Address::format($primary_att);
-        $formatted_address                         =
-            $formatted_address !== '<div class="espresso-address-dv"><div></div></div>'
-                ? $formatted_address
-                : '';
-        $this->_template_args['formatted_address'] = $formatted_address;
-        echo EEH_Template::display_template(
-            TXN_TEMPLATE_PATH . 'txn_admin_details_side_meta_box_registrant.template.php',
-            $this->_template_args,
-            true
-        );
-    }
-
-
-    /**
-     * txn_billing_info_side_meta_box
-     *    generates HTML for the Edit Transaction side meta box
-     *
-     * @access public
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function txn_billing_info_side_meta_box()
-    {
-        $this->_template_args['billing_form']     = $this->_transaction->billing_info();
-        $this->_template_args['billing_form_url'] = add_query_arg(
-            ['action' => 'edit_transaction', 'process' => 'billing'],
-            TXN_ADMIN_URL
-        );
-
-        $template_path = TXN_TEMPLATE_PATH . 'txn_admin_details_side_meta_box_billing_info.template.php';
-        echo EEH_Template::display_template($template_path, $this->_template_args, true);
-    }
-
-
-    /**
-     * apply_payments_or_refunds
-     *    registers a payment or refund made towards a transaction
-     *
-     * @access public
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function apply_payments_or_refunds()
-    {
-        $valid_data = $this->_validate_payment_request_data();
-        $has_access = $this->capabilities->current_user_can(
-            'ee_edit_payments',
-            'apply_payment_or_refund_from_registration_details'
-        );
-        $TXD_ID     = $this->request->getRequestParam('txn_admin_payment[TXN_ID]', 0, 'int');
-        $amount     = 0;
-        if (! empty($valid_data) && $has_access) {
-            $PAY_ID = $valid_data['PAY_ID'];
-            // save  the new payment
-            $payment = $this->_create_payment_from_request_data($valid_data);
-            $amount  = $payment->amount();
-            // get the TXN for this payment
-            $transaction = $payment->transaction();
-            // verify transaction
-            if ($transaction instanceof EE_Transaction) {
-                // calculate_total_payments_and_update_status
-                $this->_process_transaction_payments($transaction);
-                $REG_IDs = $this->_get_REG_IDs_to_apply_payment_to($payment);
-                $this->_remove_existing_registration_payments($payment, $PAY_ID);
-                // apply payment to registrations (if applicable)
-                if (! empty($REG_IDs)) {
-                    $this->_update_registration_payments($transaction, $payment, $REG_IDs);
-                    $this->_maybe_send_notifications();
-                    // now process status changes for the same registrations
-                    $this->_process_registration_status_change($transaction, $REG_IDs);
-                }
-                $this->_maybe_send_notifications($payment);
-                // prepare to render page
-                do_action(
-                    'AHEE__Transactions_Admin_Page__apply_payments_or_refund__after_recording',
-                    $transaction,
-                    $payment
-                );
-            } else {
-                EE_Error::add_error(
-                    esc_html__(
-                        'A valid Transaction for this payment could not be retrieved.',
-                        'event_espresso'
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            }
-        } elseif ($has_access) {
-            EE_Error::add_error(
-                esc_html__(
-                    'The payment form data could not be processed. Please try again.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        } else {
-            EE_Error::add_error(
-                esc_html__(
-                    'You do not have access to apply payments or refunds to a registration.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-        $query_args = [
-            'page'   => 'espresso_transactions',
-            'action' => 'view_transaction',
-            'TXN_ID' => $TXD_ID,
-        ];
-
-        $this->_redirect_after_action(
-            ! EE_Error::has_error(),
-            $amount > 0
-                ? esc_html__('payment', 'event_espresso')
-                : esc_html__('refund', 'event_espresso'),
-            esc_html__('processed', 'event_espresso'),
-            $query_args
-        );
-    }
-
-
-    /**
-     * _validate_payment_request_data
-     *
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _validate_payment_request_data()
-    {
-        if (! $this->request->requestParamIsSet('txn_admin_payment')) {
-            return [];
-        }
-        $payment_form = $this->_generate_payment_form_section();
-        try {
-            if ($payment_form->was_submitted()) {
-                $payment_form->receive_form_submission();
-                if (! $payment_form->is_valid()) {
-                    $submission_error_messages = [];
-                    foreach ($payment_form->get_validation_errors_accumulated() as $validation_error) {
-                        if ($validation_error instanceof EE_Validation_Error) {
-                            $form_input                  = $validation_error->get_form_section();
-                            $submission_error_messages[] = sprintf(
-                                _x('%s : %s', 'Form Section Name : Form Validation Error', 'event_espresso'),
-                                $form_input instanceof EE_Form_Input_Base
-                                    ? $form_input->html_label_text()
-                                    : '',
-                                $validation_error->getMessage()
-                            );
-                        }
-                    }
-                    EE_Error::add_error(
-                        implode('<br />', $submission_error_messages),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                    return [];
-                }
-            }
-        } catch (EE_Error $e) {
-            EE_Error::add_error($e->getMessage(), __FILE__, __FUNCTION__, __LINE__);
-            return [];
-        }
-
-        return $payment_form->valid_data();
-    }
-
-
-    /**
-     * _generate_payment_form_section
-     *
-     * @return EE_Form_Section_Proper
-     * @throws EE_Error
-     */
-    protected function _generate_payment_form_section()
-    {
-        return new EE_Form_Section_Proper(
-            [
-                'name'        => 'txn_admin_payment',
-                'subsections' => [
-                    'PAY_ID'          => new EE_Text_Input(
-                        [
-                            'default'               => 0,
-                            'required'              => false,
-                            'html_label_text'       => esc_html__('Payment ID', 'event_espresso'),
-                            'validation_strategies' => [new EE_Int_Normalization()],
-                        ]
-                    ),
-                    'TXN_ID'          => new EE_Text_Input(
-                        [
-                            'default'               => 0,
-                            'required'              => true,
-                            'html_label_text'       => esc_html__('Transaction ID', 'event_espresso'),
-                            'validation_strategies' => [new EE_Int_Normalization()],
-                        ]
-                    ),
-                    'type'            => new EE_Text_Input(
-                        [
-                            'default'               => 1,
-                            'required'              => true,
-                            'html_label_text'       => esc_html__('Payment or Refund', 'event_espresso'),
-                            'validation_strategies' => [new EE_Int_Normalization()],
-                        ]
-                    ),
-                    'amount'          => new EE_Text_Input(
-                        [
-                            'default'               => 0,
-                            'required'              => true,
-                            'html_label_text'       => esc_html__('Payment amount', 'event_espresso'),
-                            'validation_strategies' => [new EE_Float_Normalization()],
-                        ]
-                    ),
-                    'status'          => new EE_Text_Input(
-                        [
-                            'default'         => EEM_Payment::status_id_approved,
-                            'required'        => true,
-                            'html_label_text' => esc_html__('Payment status', 'event_espresso'),
-                        ]
-                    ),
-                    'PMD_ID'          => new EE_Text_Input(
-                        [
-                            'default'               => 2,
-                            'required'              => true,
-                            'html_label_text'       => esc_html__('Payment Method', 'event_espresso'),
-                            'validation_strategies' => [new EE_Int_Normalization()],
-                        ]
-                    ),
-                    'date'            => new EE_Text_Input(
-                        [
-                            'default'         => time(),
-                            'required'        => true,
-                            'html_label_text' => esc_html__('Payment date', 'event_espresso'),
-                        ]
-                    ),
-                    'txn_id_chq_nmbr' => new EE_Text_Input(
-                        [
-                            'default'               => '',
-                            'required'              => false,
-                            'html_label_text'       => esc_html__('Transaction or Cheque Number', 'event_espresso'),
-                            'validation_strategies' => [
-                                new EE_Max_Length_Validation_Strategy(
-                                    esc_html__('Input too long', 'event_espresso'),
-                                    100
-                                ),
-                            ],
-                        ]
-                    ),
-                    'po_number'       => new EE_Text_Input(
-                        [
-                            'default'               => '',
-                            'required'              => false,
-                            'html_label_text'       => esc_html__('Purchase Order Number', 'event_espresso'),
-                            'validation_strategies' => [
-                                new EE_Max_Length_Validation_Strategy(
-                                    esc_html__('Input too long', 'event_espresso'),
-                                    100
-                                ),
-                            ],
-                        ]
-                    ),
-                    'accounting'      => new EE_Text_Input(
-                        [
-                            'default'               => '',
-                            'required'              => false,
-                            'html_label_text'       => esc_html__('Extra Field for Accounting', 'event_espresso'),
-                            'validation_strategies' => [
-                                new EE_Max_Length_Validation_Strategy(
-                                    esc_html__('Input too long', 'event_espresso'),
-                                    100
-                                ),
-                            ],
-                        ]
-                    ),
-                ],
-            ]
-        );
-    }
-
-
-    /**
-     * _create_payment_from_request_data
-     *
-     * @param array $valid_data
-     * @return EE_Payment
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _create_payment_from_request_data($valid_data)
-    {
-        $PAY_ID = $valid_data['PAY_ID'];
-        // get payment amount
-        $amount = $valid_data['amount']
-            ? abs($valid_data['amount'])
-            : 0;
-        // payments have a type value of 1 and refunds have a type value of -1
-        // so multiplying amount by type will give a positive value for payments, and negative values for refunds
-        $amount = $valid_data['type'] < 0
-            ? $amount * -1
-            : $amount;
-        // for some reason the date string coming in has extra spaces between the date and time.  This fixes that.
-        $date    = $valid_data['date']
-            ? preg_replace('/\s+/', ' ', $valid_data['date'])
-            : date('Y-m-d g:i a', current_time('timestamp'));
-        $payment = EE_Payment::new_instance(
-            [
-                'TXN_ID'              => $valid_data['TXN_ID'],
-                'STS_ID'              => $valid_data['status'],
-                'PAY_timestamp'       => $date,
-                'PAY_source'          => EEM_Payment_Method::scope_admin,
-                'PMD_ID'              => $valid_data['PMD_ID'],
-                'PAY_amount'          => $amount,
-                'PAY_txn_id_chq_nmbr' => $valid_data['txn_id_chq_nmbr'],
-                'PAY_po_number'       => $valid_data['po_number'],
-                'PAY_extra_accntng'   => $valid_data['accounting'],
-                'PAY_details'         => $valid_data,
-                'PAY_ID'              => $PAY_ID,
-            ],
-            '',
-            ['Y-m-d', 'g:i a']
-        );
-
-        if (! $payment->save()) {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__('Payment %1$d has not been successfully saved to the database.', 'event_espresso'),
-                    $payment->ID()
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-
-        return $payment;
-    }
-
-
-    /**
-     * _process_transaction_payments
-     *
-     * @param EE_Transaction $transaction
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _process_transaction_payments(EE_Transaction $transaction)
-    {
-        /** @type EE_Transaction_Payments $transaction_payments */
-        $transaction_payments = EE_Registry::instance()->load_class('Transaction_Payments');
-        // update the transaction with this payment
-        if ($transaction_payments->calculate_total_payments_and_update_status($transaction)) {
-            EE_Error::add_success(
-                esc_html__(
-                    'The payment has been processed successfully.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        } else {
-            EE_Error::add_error(
-                esc_html__(
-                    'The payment was processed successfully but the amount paid for the transaction was not updated.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-    }
-
-
-    /**
-     * _get_REG_IDs_to_apply_payment_to
-     * returns a list of registration IDs that the payment will apply to
-     *
-     * @param EE_Payment $payment
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _get_REG_IDs_to_apply_payment_to(EE_Payment $payment)
-    {
-        // grab array of IDs for specific registrations to apply changes to
-        $apply_to_all = $this->request->getRequestParam(
-            'txn_admin_payment[apply_to_all_registrations]',
-            false,
-            DataType::BOOL
-        );
-        $REG_IDs      = ! $apply_to_all
-            ? $this->request->getRequestParam(
-                'txn_admin_payment[registrations]',
-                [],
-                DataType::INT,
-                true
-            )
-            : [];
-        // nothing specified ? then get all reg IDs
-        if ($apply_to_all || empty($REG_IDs)) {
-            $registrations = $payment->transaction()->registrations(
-                [
-                    [
-                        'STS_ID' => [
-                            'NOT_IN', [ EEM_Registration::status_id_cancelled ]
-                        ]
-                    ]
-                ]
-            );
-            $REG_IDs       = ! empty($registrations)
-                ? array_keys($registrations)
-                : $this->_get_existing_reg_payment_REG_IDs($payment);
-        }
-        // ensure that REG_IDs are integers and NOT strings
-        return array_map('absint', $REG_IDs);
-    }
-
-
-    /**
-     * @return array
-     */
-    public function existing_reg_payment_REG_IDs()
-    {
-        return $this->_existing_reg_payment_REG_IDs;
-    }
-
-
-    /**
-     * @param array $existing_reg_payment_REG_IDs
-     */
-    public function set_existing_reg_payment_REG_IDs($existing_reg_payment_REG_IDs = null)
-    {
-        $this->_existing_reg_payment_REG_IDs = $existing_reg_payment_REG_IDs;
-    }
-
-
-    /**
-     * _get_existing_reg_payment_REG_IDs
-     * returns a list of registration IDs that the payment is currently related to
-     * as recorded in the database
-     *
-     * @param EE_Payment $payment
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _get_existing_reg_payment_REG_IDs(EE_Payment $payment)
-    {
-        if ($this->existing_reg_payment_REG_IDs() === null) {
-            // let's get any existing reg payment records for this payment
-            $existing_reg_payment_REG_IDs = $payment->get_many_related('Registration');
-            // but we only want the REG IDs, so grab the array keys
-            $existing_reg_payment_REG_IDs = ! empty($existing_reg_payment_REG_IDs)
-                ? array_keys($existing_reg_payment_REG_IDs)
-                : [];
-            $this->set_existing_reg_payment_REG_IDs($existing_reg_payment_REG_IDs);
-        }
-
-        return $this->existing_reg_payment_REG_IDs();
-    }
-
-
-    /**
-     * _remove_existing_registration_payments
-     * this calculates the difference between existing relations
-     * to the supplied payment and the new list registration IDs,
-     * removes any related registrations that no longer apply,
-     * and then updates the registration paid fields
-     *
-     * @param EE_Payment $payment
-     * @param int        $PAY_ID
-     * @return bool;
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _remove_existing_registration_payments(EE_Payment $payment, $PAY_ID = 0)
-    {
-        // newly created payments will have nothing recorded for $PAY_ID
-        if (absint($PAY_ID) === 0) {
-            return false;
-        }
-        $existing_reg_payment_REG_IDs = $this->_get_existing_reg_payment_REG_IDs($payment);
-        if (empty($existing_reg_payment_REG_IDs)) {
-            return false;
-        }
-        /** @type EE_Transaction_Payments $transaction_payments */
-        $transaction_payments = EE_Registry::instance()->load_class('Transaction_Payments');
-
-        return $transaction_payments->delete_registration_payments_and_update_registrations(
-            $payment,
-            [
-                [
-                    'PAY_ID' => $payment->ID(),
-                    'REG_ID' => ['IN', $existing_reg_payment_REG_IDs],
-                ],
-            ]
-        );
-    }
-
-
-    /**
-     * _update_registration_payments
-     * this applies the payments to the selected registrations
-     * but only if they have not already been paid for
-     *
-     * @param EE_Transaction $transaction
-     * @param EE_Payment     $payment
-     * @param array          $REG_IDs
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _update_registration_payments(
-        EE_Transaction $transaction,
-        EE_Payment $payment,
-        $REG_IDs = []
-    ) {
-        // we can pass our own custom set of registrations to EE_Payment_Processor::process_registration_payments()
-        // so let's do that using our set of REG_IDs from the form
-        $registration_query_where_params = [
-            'REG_ID' => ['IN', $REG_IDs],
-        ];
-        // but add in some conditions regarding payment,
-        // so that we don't apply payments to registrations that are free or have already been paid for
-        // but ONLY if the payment is NOT a refund ( ie: the payment amount is not negative )
-        if (! $payment->is_a_refund()) {
-            $registration_query_where_params['REG_final_price']  = ['!=', 0];
-            $registration_query_where_params['REG_final_price*'] = ['!=', 'REG_paid', true];
-        }
-        $registrations = $transaction->registrations([$registration_query_where_params]);
-        if (! empty($registrations)) {
-            /** @type EE_Payment_Processor $payment_processor */
-            $payment_processor = EE_Registry::instance()->load_core('Payment_Processor');
-            $payment_processor->process_registration_payments($transaction, $payment, $registrations);
-        }
-    }
-
-
-    /**
-     * _process_registration_status_change
-     * This processes requested registration status changes for all the registrations
-     * on a given transaction and (optionally) sends out notifications for the changes.
-     *
-     * @param EE_Transaction $transaction
-     * @param array          $REG_IDs
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _process_registration_status_change(EE_Transaction $transaction, $REG_IDs = [], $reg_status = '')
-    {
-        // first if there is no change in status then we get out.
-        $reg_status = $reg_status
-            ?: $this->request->getRequestParam('txn_reg_status_change[reg_status]', 'NAN');
-        if ($reg_status === 'NAN') {
-            // no error message, no change requested, just nothing to do man.
-            return false;
-        }
-        /** @type EE_Transaction_Processor $transaction_processor */
-        $transaction_processor = EE_Registry::instance()->load_class('Transaction_Processor');
-
-        // made it here dude?  Oh WOW.  K, let's take care of changing the statuses
-        return $transaction_processor->manually_update_registration_statuses(
-            $transaction,
-            $reg_status,
-            [['REG_ID' => ['IN', $REG_IDs]]]
-        );
-    }
-
-
-    /**
-     * _build_payment_json_response
-     *
-     * @access public
-     * @param EE_Payment  $payment
-     * @param array       $REG_IDs
-     * @param bool | null $delete_txn_reg_status_change
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _build_payment_json_response(
-        EE_Payment $payment,
-        $REG_IDs = [],
-        $delete_txn_reg_status_change = null
-    ) {
-        // was the payment deleted ?
-        if (is_bool($delete_txn_reg_status_change)) {
-            return [
-                'PAY_ID'                       => $payment->ID(),
-                'amount'                       => $payment->amount(),
-                'total_paid'                   => $payment->transaction()->paid(),
-                'txn_status'                   => $payment->transaction()->status_ID(),
-                'pay_status'                   => $payment->STS_ID(),
-                'registrations'                => $this->_registration_payment_data_array($REG_IDs),
-                'delete_txn_reg_status_change' => $delete_txn_reg_status_change,
-            ];
-        }
-
-        $this->_get_payment_status_array();
-        $payment_method = $payment->payment_method();
-        return [
-            'amount'           => $payment->amount(),
-            'total_paid'       => $payment->transaction()->paid(),
-            'txn_status'       => $payment->transaction()->status_ID(),
-            'pay_status'       => $payment->STS_ID(),
-            'PAY_ID'           => $payment->ID(),
-            'STS_ID'           => $payment->STS_ID(),
-            'status'           => self::$_pay_status[ $payment->STS_ID() ],
-            'date'             => $payment->timestamp('Y-m-d', 'h:i a'),
-            'method'           => strtoupper($payment->source()),
-            'PM_ID'            => $payment_method instanceof EE_Payment_Method
-                ? $payment_method->ID()
-                : 1,
-            'gateway'          => $payment_method instanceof EE_Payment_Method
-                ? $payment_method->admin_name()
-                : esc_html__('Unknown', 'event_espresso'),
-            'gateway_response' => $payment->gateway_response(),
-            'txn_id_chq_nmbr'  => $payment->txn_id_chq_nmbr(),
-            'po_number'        => $payment->po_number(),
-            'extra_accntng'    => $payment->extra_accntng(),
-            'registrations'    => $this->_registration_payment_data_array($REG_IDs),
-        ];
-    }
-
-
-    /**
-     * delete_payment
-     *    delete a payment or refund made towards a transaction
-     *
-     * @access public
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function delete_payment()
-    {
-        $TXD_ID = $this->request->getRequestParam('delete_txn_admin_payment[TXN_ID]', 0, 'int');
-        // $json_response_data = ['return_data' => false];
-        $PAY_ID     = $this->request->getRequestParam('delete_txn_admin_payment[PAY_ID]', 0, 'int');
-        $amount     = 0;
-        $can_delete = $this->capabilities->current_user_can(
-            'ee_delete_payments',
-            'delete_payment_from_registration_details'
-        );
-        if ($PAY_ID && $can_delete) {
-            $delete_txn_reg_status_change = $this->request->getRequestParam('delete_txn_reg_status_change[reg_status]');
-            $payment                      = EEM_Payment::instance()->get_one_by_ID($PAY_ID);
-            if ($payment instanceof EE_Payment) {
-                $amount  = $payment->amount();
-                $REG_IDs = $this->_get_existing_reg_payment_REG_IDs($payment);
-                /** @type EE_Transaction_Payments $transaction_payments */
-                $transaction_payments = EE_Registry::instance()->load_class('Transaction_Payments');
-                if ($transaction_payments->delete_payment_and_update_transaction($payment)) {
-                    if ($delete_txn_reg_status_change) {
-                        $this->_maybe_send_notifications();
-                        $this->_process_registration_status_change(
-                            $payment->transaction(),
-                            $REG_IDs,
-                            $delete_txn_reg_status_change
-                        );
-                    }
-                }
-            } else {
-                EE_Error::add_error(
-                    esc_html__('Valid Payment data could not be retrieved from the database.', 'event_espresso'),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            }
-        } elseif ($can_delete) {
-            EE_Error::add_error(
-                esc_html__(
-                    'A valid Payment ID was not received, therefore payment form data could not be loaded.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        } else {
-            EE_Error::add_error(
-                esc_html__(
-                    'You do not have access to delete a payment.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-        $query_args = [
-            'page'   => 'espresso_transactions',
-            'action' => 'view_transaction',
-            'TXN_ID' => $TXD_ID,
-        ];
-        $this->_redirect_after_action(
-            ! EE_Error::has_error(),
-            $amount > 0
-                ? esc_html__('payment', 'event_espresso')
-                : esc_html__('refund', 'event_espresso'),
-            esc_html__('deleted', 'event_espresso'),
-            $query_args
-        );
-    }
-
-
-    /**
-     * _registration_payment_data_array
-     * adds info for 'owing' and 'paid' for each registration to the json response
-     *
-     * @access protected
-     * @param array $REG_IDs
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _registration_payment_data_array($REG_IDs)
-    {
-        $registration_payment_data = [];
-        // if non empty reg_ids lets get an array of registrations and update the values for the apply_payment/refund rows.
-        if (! empty($REG_IDs)) {
-            $registrations = EEM_Registration::instance()->get_all([['REG_ID' => ['IN', $REG_IDs]]]);
-            foreach ($registrations as $registration) {
-                if ($registration instanceof EE_Registration) {
-                    $registration_payment_data[ $registration->ID() ] = [
-                        'paid'  => $registration->pretty_paid(),
-                        'owing' => EEH_Template::format_currency($registration->final_price() - $registration->paid()),
-                    ];
-                }
-            }
-        }
-
-        return $registration_payment_data;
-    }
-
-
-    /**
-     * _maybe_send_notifications
-     * determines whether or not the admin has indicated that notifications should be sent.
-     * If so, will toggle a filter switch for delivering registration notices.
-     * If passed an EE_Payment object, then it will trigger payment notifications instead.
-     *
-     * @access protected
-     * @param EE_Payment | null $payment
-     */
-    protected function _maybe_send_notifications($payment = null)
-    {
-        switch ($payment instanceof EE_Payment) {
-            // payment notifications
-            case true:
-                if ($this->request->getRequestParam('txn_payments[send_notifications]', false, 'bool')) {
-                    $this->_process_payment_notification($payment);
-                }
-                break;
-            // registration notifications
-            case false:
-                if ($this->request->getRequestParam('txn_reg_status_change[send_notifications]', false, 'bool')) {
-                    add_filter('FHEE__EED_Messages___maybe_registration__deliver_notifications', '__return_true');
-                }
-                break;
-        }
-    }
-
-
-    /**
-     * _send_payment_reminder
-     *    generates HTML for the View Transaction Details Admin page
-     *
-     * @access protected
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _send_payment_reminder()
-    {
-        $TXN_ID      = $this->request->getRequestParam('TXN_ID', 0, 'int');
-        $transaction = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
-        $redirect_to = $this->request->getRequestParam('redirect_to');
-        $query_args  = $redirect_to
-            ? ['action' => $redirect_to, 'TXN_ID' => $TXN_ID,]
-            : [];
-        do_action(
-            'AHEE__Transactions_Admin_Page___send_payment_reminder__process_admin_payment_reminder',
-            $transaction
-        );
-        $this->_redirect_after_action(
-            false,
-            esc_html__('payment reminder', 'event_espresso'),
-            esc_html__('sent', 'event_espresso'),
-            $query_args,
-            true
-        );
-    }
-
-
-    /**
-     *  get_transactions
-     *    get transactions for given parameters (used by list table)
-     *
-     * @param int     $per_page how many transactions displayed per page
-     * @param boolean $count    return the count or objects
-     * @param string  $view
-     * @return EE_Transaction[]|int int = count || array of transaction objects
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function get_transactions($per_page, $count = false, $view = '')
-    {
-        $start_date = wp_strip_all_tags(
-            $this->request->getRequestParam('txn-filter-start-date', date('m/d/Y', strtotime('-10 year')))
-        );
-        $end_date   = wp_strip_all_tags(
-            $this->request->getRequestParam('txn-filter-end-date', date('m/d/Y'))
-        );
-
-        // make sure our timestamps start and end right at the boundaries for each day
-        $start_date = date('Y-m-d', strtotime($start_date)) . ' 00:00:00';
-        $end_date   = date('Y-m-d', strtotime($end_date)) . ' 23:59:59';
-
-
-        // convert to timestamps
-        $start_date = strtotime($start_date);
-        $end_date   = strtotime($end_date);
-
-        // makes sure start date is the lowest value and vice versa
-        $start_date = min($start_date, $end_date);
-        $end_date   = max($start_date, $end_date);
-
-        // convert to correct format for query
-        $start_date = EEM_Transaction::instance()->convert_datetime_for_query(
-            'TXN_timestamp',
-            date('Y-m-d H:i:s', $start_date),
-            'Y-m-d H:i:s'
-        );
-        $end_date   = EEM_Transaction::instance()->convert_datetime_for_query(
-            'TXN_timestamp',
-            date('Y-m-d H:i:s', $end_date),
-            'Y-m-d H:i:s'
-        );
-
-
-        // set orderby
-        $orderby = $this->request->getRequestParam('orderby');
-
-        switch ($orderby) {
-            case 'TXN_ID':
-                break;
-            case 'ATT_fname':
-                $orderby = 'Registration.Attendee.ATT_fname';
-                break;
-            case 'event_name':
-                $orderby = 'Registration.Event.EVT_name';
-                break;
-            default: // 'TXN_timestamp'
-                $orderby = 'TXN_timestamp';
-        }
-
-        $sort         = $this->request->getRequestParam('order', 'DESC');
-        $current_page = $this->request->getRequestParam('paged', 1, 'int');
-
-        $per_page = absint($per_page)
-            ? $per_page
-            : 10;
-        $per_page = $this->request->getRequestParam('perpage', $per_page, 'int');
-
-        $offset = ($current_page - 1) * $per_page;
-        $limit  = [$offset, $per_page];
-
-        $_where = [
-            'TXN_timestamp'          => ['BETWEEN', [$start_date, $end_date]],
-            'Registration.REG_count' => 1,
-        ];
-
-        $EVT_ID = $this->request->getRequestParam('EVT_ID', 0, 'int');
-        if ($EVT_ID) {
-            $_where['Registration.EVT_ID'] = $EVT_ID;
-        }
-
-        $search_term = $this->request->getRequestParam('s');
-        if ($search_term) {
-            $search_term  = '%' . $search_term . '%';
-            $_where['OR'] = [
-                'Registration.Event.EVT_name'         => ['LIKE', $search_term],
-                'Registration.Event.EVT_desc'         => ['LIKE', $search_term],
-                'Registration.Event.EVT_short_desc'   => ['LIKE', $search_term],
-                'Registration.Attendee.ATT_full_name' => ['LIKE', $search_term],
-                'Registration.Attendee.ATT_fname'     => ['LIKE', $search_term],
-                'Registration.Attendee.ATT_lname'     => ['LIKE', $search_term],
-                'Registration.Attendee.ATT_short_bio' => ['LIKE', $search_term],
-                'Registration.Attendee.ATT_email'     => ['LIKE', $search_term],
-                'Registration.Attendee.ATT_address'   => ['LIKE', $search_term],
-                'Registration.Attendee.ATT_address2'  => ['LIKE', $search_term],
-                'Registration.Attendee.ATT_city'      => ['LIKE', $search_term],
-                'Registration.REG_final_price'        => ['LIKE', $search_term],
-                'Registration.REG_code'               => ['LIKE', $search_term],
-                'Registration.REG_count'              => ['LIKE', $search_term],
-                'Registration.REG_group_size'         => ['LIKE', $search_term],
-                'Registration.Ticket.TKT_name'        => ['LIKE', $search_term],
-                'Registration.Ticket.TKT_description' => ['LIKE', $search_term],
-                'Payment.PAY_source'                  => ['LIKE', $search_term],
-                'Payment.Payment_Method.PMD_name'     => ['LIKE', $search_term],
-                'TXN_session_data'                    => ['LIKE', $search_term],
-                'Payment.PAY_txn_id_chq_nmbr'         => ['LIKE', $search_term],
-            ];
-        }
-
-        $status = $this->request->getRequestParam('status');
-        // failed transactions
-        $failed     = (! empty($status) && $status === 'failed' && ! $count) || ($count && $view === 'failed');
-        $abandoned  = (! empty($status) && $status === 'abandoned' && ! $count) || ($count && $view === 'abandoned');
-        $incomplete = (! empty($status) && $status === 'incomplete' && ! $count) || ($count && $view === 'incomplete');
-
-        if ($failed) {
-            $_where['STS_ID'] = EEM_Transaction::failed_status_code;
-        } elseif ($abandoned) {
-            $_where['STS_ID'] = EEM_Transaction::abandoned_status_code;
-        } elseif ($incomplete) {
-            $_where['STS_ID'] = EEM_Transaction::incomplete_status_code;
-        } else {
-            $_where['STS_ID']  = ['!=', EEM_Transaction::failed_status_code];
-            $_where['STS_ID*'] = ['!=', EEM_Transaction::abandoned_status_code];
-        }
-
-        $query_params = apply_filters(
-            'FHEE__Transactions_Admin_Page___get_transactions_query_params',
-            [
-                $_where,
-                'order_by'                 => [$orderby => $sort],
-                'limit'                    => $limit,
-                'default_where_conditions' => EEM_Base::default_where_conditions_this_only,
-            ],
-            $this->request->requestParams(),
-            $view,
-            $count
-        );
-
-        return $count
-            ? EEM_Transaction::instance()->count([$query_params[0]], 'TXN_ID', true)
-            : EEM_Transaction::instance()->get_all($query_params);
-    }
-
-
-    /**
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @since 4.9.79.p
-     */
-    public function recalculateLineItems()
-    {
-        $TXN_ID = $this->request->getRequestParam('TXN_ID', 0, 'int');
-        /** @var EE_Transaction $transaction */
-        $transaction = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
-        $success     = $transaction->recalculateLineItems();
-        $redirect_to = $this->request->getRequestParam('redirect_to');
-        $query_args  = $redirect_to
-            ? ['action' => $redirect_to, 'TXN_ID' => $TXN_ID,]
-            : [];
-        $this->_redirect_after_action(
-            $success,
-            esc_html__('Transaction taxes and totals', 'event_espresso'),
-            esc_html__('recalculated', 'event_espresso'),
-            $query_args,
-            true
-        );
-    }
+	/**
+	 * @var EE_Transaction
+	 */
+	private $_transaction;
+
+	/**
+	 * @var EE_Session
+	 */
+	private $_session;
+
+	/**
+	 * @var array $_txn_status
+	 */
+	private static $_txn_status;
+
+	/**
+	 * @var array $_pay_status
+	 */
+	private static $_pay_status;
+
+	/**
+	 * @var array $_existing_reg_payment_REG_IDs
+	 */
+	protected $_existing_reg_payment_REG_IDs;
+
+
+	/**
+	 *    _init_page_props
+	 *
+	 * @return void
+	 */
+	protected function _init_page_props()
+	{
+		$this->page_slug        = TXN_PG_SLUG;
+		$this->page_label       = esc_html__('Transactions', 'event_espresso');
+		$this->_admin_base_url  = TXN_ADMIN_URL;
+		$this->_admin_base_path = TXN_ADMIN;
+	}
+
+
+	/**
+	 *    _ajax_hooks
+	 *
+	 * @return void
+	 */
+	protected function _ajax_hooks()
+	{
+		// add_action('wp_ajax_espresso_apply_payment', [$this, 'apply_payments_or_refunds']);
+		// add_action('wp_ajax_espresso_apply_refund', [$this, 'apply_payments_or_refunds']);
+		// add_action('wp_ajax_espresso_delete_payment', [$this, 'delete_payment']);
+	}
+
+
+	/**
+	 *    _define_page_props
+	 *
+	 * @return void
+	 */
+	protected function _define_page_props()
+	{
+		$this->_admin_page_title = $this->page_label;
+		$this->_labels           = [
+			'buttons' => [
+				'add'    => esc_html__('Add New Transaction', 'event_espresso'),
+				'edit'   => esc_html__('Edit Transaction', 'event_espresso'),
+				'delete' => esc_html__('Delete Transaction', 'event_espresso'),
+			],
+		];
+	}
+
+
+	/**
+	 *        grab url requests and route them
+	 *
+	 * @access private
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function _set_page_routes()
+	{
+		$this->_set_transaction_status_array();
+		$TXN_ID = $this->request->getRequestParam('TXN_ID', 0, 'int');
+
+		$this->_page_routes = [
+
+			'default' => [
+				'func'       => '_transactions_overview_list_table',
+				'capability' => 'ee_read_transactions',
+			],
+
+			'view_transaction' => [
+				'func'       => '_transaction_details',
+				'capability' => 'ee_read_transaction',
+				'obj_id'     => $TXN_ID,
+			],
+
+			'send_payment_reminder' => [
+				'func'       => '_send_payment_reminder',
+				'noheader'   => true,
+				'capability' => 'ee_send_message',
+			],
+
+			'espresso_apply_payment' => [
+				'func'       => 'apply_payments_or_refunds',
+				'noheader'   => true,
+				'capability' => 'ee_edit_payments',
+			],
+
+			'espresso_apply_refund' => [
+				'func'       => 'apply_payments_or_refunds',
+				'noheader'   => true,
+				'capability' => 'ee_edit_payments',
+			],
+
+			'espresso_delete_payment' => [
+				'func'       => [$this, 'delete_payment'],
+				'noheader'   => true,
+				'capability' => 'ee_delete_payments',
+			],
+
+			'espresso_recalculate_line_items' => [
+				'func'       => 'recalculateLineItems',
+				'noheader'   => true,
+				'capability' => 'ee_edit_payments',
+			],
+
+		];
+	}
+
+
+	protected function _set_page_config()
+	{
+		$TXN_ID             = $this->request->getRequestParam('TXN_ID', 0, 'int');
+		$this->_page_config = [
+			'default'          => [
+				'nav'           => [
+					'label' => esc_html__('Overview', 'event_espresso'),
+					'icon'  => 'dashicons-list-view',
+					'order' => 10,
+				],
+				'list_table'    => 'EE_Admin_Transactions_List_Table',
+				'help_tabs'     => [
+					'transactions_overview_help_tab'                       => [
+						'title'    => esc_html__('Transactions Overview', 'event_espresso'),
+						'filename' => 'transactions_overview',
+					],
+					'transactions_overview_table_column_headings_help_tab' => [
+						'title'    => esc_html__('Transactions Table Column Headings', 'event_espresso'),
+						'filename' => 'transactions_overview_table_column_headings',
+					],
+					'transactions_overview_views_filters_help_tab'         => [
+						'title'    => esc_html__('Transaction Views & Filters & Search', 'event_espresso'),
+						'filename' => 'transactions_overview_views_filters_search',
+					],
+				],
+				'require_nonce' => false,
+			],
+			'view_transaction' => [
+				'nav'       => [
+					'label'      => esc_html__('View Transaction', 'event_espresso'),
+					'icon'       => 'dashicons-cart',
+					'order'      => 5,
+					'url'        => $TXN_ID
+						? add_query_arg(['TXN_ID' => $TXN_ID], $this->_current_page_view_url)
+						: $this->_admin_base_url,
+					'persistent' => false,
+				],
+				'help_tabs' => [
+					'transactions_view_transaction_help_tab'                                              => [
+						'title'    => esc_html__('View Transaction', 'event_espresso'),
+						'filename' => 'transactions_view_transaction',
+					],
+					'transactions_view_transaction_transaction_details_table_help_tab'                    => [
+						'title'    => esc_html__('Transaction Details Table', 'event_espresso'),
+						'filename' => 'transactions_view_transaction_transaction_details_table',
+					],
+					'transactions_view_transaction_attendees_registered_help_tab'                         => [
+						'title'    => esc_html__('Attendees Registered', 'event_espresso'),
+						'filename' => 'transactions_view_transaction_attendees_registered',
+					],
+					'transactions_view_transaction_views_primary_registrant_billing_information_help_tab' => [
+						'title'    => esc_html__('Primary Registrant & Billing Information', 'event_espresso'),
+						'filename' => 'transactions_view_transaction_primary_registrant_billing_information',
+					],
+				],
+				'qtips'     => ['Transaction_Details_Tips'],
+				'metaboxes' => ['_transaction_details_metaboxes'],
+
+				'require_nonce' => false,
+			],
+		];
+	}
+
+
+	/**
+	 * The below methods aren't used by this class currently
+	 */
+	protected function _add_screen_options()
+	{
+		// noop
+	}
+
+
+	protected function _add_feature_pointers()
+	{
+		// noop
+	}
+
+
+	public function admin_init()
+	{
+		$EVT_ID        = $this->request->getRequestParam('EVT_ID', 0, 'int');
+		$event_name    = $this->request->getRequestParam('event_name');
+		$redirect_from = $this->request->getRequestParam('redirect_from', '', 'url');
+		// IF a registration was JUST added via the admin...
+		if ($EVT_ID && $event_name && $redirect_from) {
+			// then set a cookie so that we can block any attempts to use
+			// the back button as a way to enter another registration.
+			setcookie('ee_registration_added', $EVT_ID, time() + WEEK_IN_SECONDS, '/');
+			// and update the global
+			$_COOKIE['ee_registration_added'] = $EVT_ID;
+		}
+		EE_Registry::$i18n_js_strings['invalid_server_response'] = esc_html__(
+			'An error occurred! Your request may have been processed, but a valid response from the server was not received. Please refresh the page and try again.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['error_occurred']          = esc_html__(
+			'An error occurred! Please refresh the page and try again.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['txn_status_array']        = self::$_txn_status;
+		EE_Registry::$i18n_js_strings['pay_status_array']        = self::$_pay_status;
+		EE_Registry::$i18n_js_strings['payments_total']          = esc_html__('Payments Total', 'event_espresso');
+		EE_Registry::$i18n_js_strings['transaction_overpaid']    = esc_html__(
+			'This transaction has been overpaid ! Payments Total',
+			'event_espresso'
+		);
+	}
+
+
+	public function admin_notices()
+	{
+		// noop
+	}
+
+
+	public function admin_footer_scripts()
+	{
+		// noop
+	}
+
+
+	/**
+	 * _set_transaction_status_array
+	 * sets list of transaction statuses
+	 *
+	 * @access private
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	private function _set_transaction_status_array()
+	{
+		self::$_txn_status = EEM_Transaction::instance()->status_array(true);
+	}
+
+
+	/**
+	 * get_transaction_status_array
+	 * return the transaction status array for wp_list_table
+	 *
+	 * @access public
+	 * @return array
+	 */
+	public function get_transaction_status_array()
+	{
+		return self::$_txn_status;
+	}
+
+
+	/**
+	 *    get list of payment statuses
+	 *
+	 * @access private
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	private function _get_payment_status_array()
+	{
+		self::$_pay_status                      = EEM_Payment::instance()->status_array(true);
+		$this->_template_args['payment_status'] = self::$_pay_status;
+	}
+
+
+	/**
+	 *    _add_screen_options_default
+	 *
+	 * @access protected
+	 * @return void
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _add_screen_options_default()
+	{
+		$this->_per_page_screen_option();
+	}
+
+
+	/**
+	 * load_scripts_styles
+	 *
+	 * @access public
+	 * @return void
+	 */
+	public function load_scripts_styles()
+	{
+		// enqueue style
+		wp_register_style(
+			'espresso_txn',
+			TXN_ASSETS_URL . 'espresso_transactions_admin.css',
+			[],
+			EVENT_ESPRESSO_VERSION
+		);
+		wp_enqueue_style('espresso_txn');
+		// scripts
+		wp_register_script(
+			'espresso_txn',
+			TXN_ASSETS_URL . 'espresso_transactions_admin.js',
+			[
+				'ee_admin_js',
+				'ee-datepicker',
+				'jquery-ui-datepicker',
+				'jquery-ui-draggable',
+				'ee-dialog',
+				'ee-accounting',
+				'ee-serialize-full-array',
+			],
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+		wp_enqueue_script('espresso_txn');
+	}
+
+
+	/**
+	 *    load_scripts_styles_view_transaction
+	 *
+	 * @access public
+	 * @return void
+	 */
+	public function load_scripts_styles_view_transaction()
+	{
+		// styles
+		wp_enqueue_style('espresso-ui-theme');
+	}
+
+
+	/**
+	 *    load_scripts_styles_default
+	 *
+	 * @access public
+	 * @return void
+	 */
+	public function load_scripts_styles_default()
+	{
+		// styles
+		wp_enqueue_style('espresso-ui-theme');
+	}
+
+
+	/**
+	 *    _set_list_table_views_default
+	 *
+	 * @access protected
+	 * @return void
+	 */
+	protected function _set_list_table_views_default()
+	{
+		$this->_views = [
+			'all'        => [
+				'slug'  => 'all',
+				'label' => esc_html__('View All Transactions', 'event_espresso'),
+				'count' => 0,
+			],
+			'abandoned'  => [
+				'slug'  => 'abandoned',
+				'label' => esc_html__('Abandoned Transactions', 'event_espresso'),
+				'count' => 0,
+			],
+			'incomplete' => [
+				'slug'  => 'incomplete',
+				'label' => esc_html__('Incomplete Transactions', 'event_espresso'),
+				'count' => 0,
+			],
+		];
+		if (
+			/**
+			 * Filters whether a link to the "Failed Transactions" list table
+			 * appears on the Transactions Admin Page list table.
+			 * List display can be turned back on via the following:
+			 * add_filter(
+			 *     'FHEE__Transactions_Admin_Page___set_list_table_views_default__display_failed_txns_list',
+			 *     '__return_true'
+			 * );
+			 *
+			 * @param boolean                 $display_failed_txns_list
+			 * @param Transactions_Admin_Page $this
+			 * @since 4.9.70.p
+			 */
+		apply_filters(
+			'FHEE__Transactions_Admin_Page___set_list_table_views_default__display_failed_txns_list',
+			false,
+			$this
+		)
+		) {
+			$this->_views['failed'] = [
+				'slug'  => 'failed',
+				'label' => esc_html__('Failed Transactions', 'event_espresso'),
+				'count' => 0,
+			];
+		}
+	}
+
+
+	/**
+	 * _set_transaction_object
+	 * This sets the _transaction property for the transaction details screen
+	 *
+	 * @access private
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws RuntimeException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	private function _set_transaction_object()
+	{
+		if ($this->_transaction instanceof EE_Transaction) {
+			return;
+		} //get out we've already set the object
+
+		$TXN_ID = $this->request->getRequestParam('TXN_ID', 0, 'int');
+
+		// get transaction object
+		$this->_transaction = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
+		$this->_session     = $this->_transaction instanceof EE_Transaction
+			? $this->_transaction->session_data()
+			: null;
+		if ($this->_transaction instanceof EE_Transaction) {
+			$this->_transaction->verify_abandoned_transaction_status();
+		}
+
+		if (! $this->_transaction instanceof EE_Transaction) {
+			$error_msg = sprintf(
+				esc_html__(
+					'An error occurred and the details for the transaction with the ID # %d could not be retrieved.',
+					'event_espresso'
+				),
+				$TXN_ID
+			);
+			EE_Error::add_error($error_msg, __FILE__, __FUNCTION__, __LINE__);
+		}
+	}
+
+
+	/**
+	 *    _transaction_legend_items
+	 *
+	 * @access protected
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _transaction_legend_items()
+	{
+		EE_Registry::instance()->load_helper('MSG_Template');
+		$items = [];
+
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_global_messages',
+				'view_filtered_messages'
+			)
+		) {
+			$related_for_icon = EEH_MSG_Template::get_message_action_icon('see_notifications_for');
+			if (
+				is_array($related_for_icon)
+				&& isset($related_for_icon['css_class'], $related_for_icon['label'])
+			) {
+				$items['view_related_messages'] = [
+					'class' => $related_for_icon['css_class'],
+					'desc'  => $related_for_icon['label'],
+				];
+			}
+		}
+
+		$items = apply_filters(
+			'FHEE__Transactions_Admin_Page___transaction_legend_items__items',
+			array_merge(
+				$items,
+				[
+					'view_details'          => [
+						'class' => 'dashicons dashicons-cart',
+						'desc'  => esc_html__('View Transaction Details', 'event_espresso'),
+					],
+					'view_invoice'          => [
+						'class' => 'dashicons dashicons-media-spreadsheet',
+						'desc'  => esc_html__('View Transaction Invoice', 'event_espresso'),
+					],
+					'view_receipt'          => [
+						'class' => 'dashicons dashicons-text-page',
+						'desc'  => esc_html__('View Transaction Receipt', 'event_espresso'),
+					],
+					'view_registration'     => [
+						'class' => 'dashicons dashicons-clipboard',
+						'desc'  => esc_html__('View Registration Details', 'event_espresso'),
+					],
+					'payment_overview_link' => [
+						'class' => 'dashicons dashicons-money',
+						'desc'  => esc_html__('Make Payment on Frontend', 'event_espresso'),
+					],
+				]
+			)
+		);
+
+		if (
+			EEH_MSG_Template::is_mt_active('payment_reminder')
+			&& $this->capabilities->current_user_can(
+				'ee_send_message',
+				'espresso_transactions_send_payment_reminder'
+			)
+		) {
+			$items['send_payment_reminder'] = [
+				'class' => 'dashicons dashicons-email-alt',
+				'desc'  => esc_html__('Send Payment Reminder', 'event_espresso'),
+			];
+		} else {
+			$items['blank*'] = [
+				'class' => '',
+				'desc'  => '',
+			];
+		}
+		$more_items = apply_filters(
+			'FHEE__Transactions_Admin_Page___transaction_legend_items__more_items',
+			[
+				'overpaid'   => [
+					'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::overpaid_status_code,
+					'desc'  => EEH_Template::pretty_status(
+						EEM_Transaction::overpaid_status_code,
+						false,
+						'sentence'
+					),
+				],
+				'complete'   => [
+					'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::complete_status_code,
+					'desc'  => EEH_Template::pretty_status(
+						EEM_Transaction::complete_status_code,
+						false,
+						'sentence'
+					),
+				],
+				'incomplete' => [
+					'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::incomplete_status_code,
+					'desc'  => EEH_Template::pretty_status(
+						EEM_Transaction::incomplete_status_code,
+						false,
+						'sentence'
+					),
+				],
+				'abandoned'  => [
+					'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::abandoned_status_code,
+					'desc'  => EEH_Template::pretty_status(
+						EEM_Transaction::abandoned_status_code,
+						false,
+						'sentence'
+					),
+				],
+				'failed'     => [
+					'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::failed_status_code,
+					'desc'  => EEH_Template::pretty_status(
+						EEM_Transaction::failed_status_code,
+						false,
+						'sentence'
+					),
+				],
+			]
+		);
+
+		return array_merge($items, $more_items);
+	}
+
+
+	/**
+	 *    _transactions_overview_list_table
+	 *
+	 * @access protected
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _transactions_overview_list_table()
+	{
+		$this->_admin_page_title = esc_html__('Transactions', 'event_espresso');
+
+		$EVT_ID                                    = $this->request->getRequestParam('EVT_ID', 0, 'int');
+		$event                                     = EEM_Event::instance()->get_one_by_ID($EVT_ID);
+		$this->_template_args['admin_page_header'] = $event instanceof EE_Event
+			? sprintf(
+				esc_html__('%sViewing Transactions for the Event: %s%s', 'event_espresso'),
+				'<h3>',
+				'<a href="'
+				. EE_Admin_Page::add_query_args_and_nonce(
+					['action' => 'edit', 'post' => $event->ID()],
+					EVENTS_ADMIN_URL
+				)
+				. '" aria-label="'
+				. esc_attr__('Click to Edit event', 'event_espresso')
+				. '">' . $event->name() . '</a>',
+				'</h3>'
+			)
+			: '';
+		$this->_template_args['after_list_table']  = $this->_display_legend($this->_transaction_legend_items());
+		$this->display_admin_list_table_page_with_no_sidebar();
+	}
+
+
+	/**
+	 *    _transaction_details
+	 * generates HTML for the View Transaction Details Admin page
+	 *
+	 * @access protected
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws RuntimeException
+	 * @throws ReflectionException
+	 */
+	protected function _transaction_details()
+	{
+		do_action('AHEE__Transactions_Admin_Page__transaction_details__start', $this->_transaction);
+
+		$this->_set_transaction_status_array();
+
+		$this->_template_args                      = [];
+		$this->_template_args['transactions_page'] = $this->_wp_page_slug;
+
+		$this->_set_transaction_object();
+
+		if (! $this->_transaction instanceof EE_Transaction) {
+			return;
+		}
+
+		$this->_template_args['txn_nmbr']['value'] = $this->_transaction->ID();
+		$this->_template_args['txn_nmbr']['label'] = esc_html__('Transaction Number', 'event_espresso');
+
+		$this->_template_args['txn_datetime']['value'] = $this->_transaction->get_i18n_datetime('TXN_timestamp');
+		$this->_template_args['txn_datetime']['label'] = esc_html__('Date', 'event_espresso');
+
+		$this->_template_args['txn_status']['value'] = self::$_txn_status[ $this->_transaction->status_ID() ];
+		$this->_template_args['txn_status']['label'] = esc_html__('Transaction Status', 'event_espresso');
+		$this->_template_args['txn_status']['class'] = $this->_transaction->status_ID();
+
+		$txn_total  = $this->_transaction->total();
+		$total_paid = $this->_transaction->paid();
+		$amount_due = $txn_total - $total_paid;
+
+		$this->_template_args['grand_total'] = $txn_total;
+		$this->_template_args['total_paid']  = $total_paid;
+
+		$this->_template_args['amount_due']     = EEH_Template::format_currency($amount_due, false, false);
+		$this->_template_args['amount_due_raw'] = $amount_due;
+
+		$this->_template_args['amount_due_class'] = '';
+
+		if ($txn_total === (float) 0) {
+			// free event
+			$this->_template_args['amount_due'] = false;
+		} elseif ($amount_due < (float) 0) {
+			// overpaid
+			$this->_template_args['amount_due_class'] = 'txn-overview-no-payment-spn';
+		} elseif ($amount_due > (float) 0) {
+			// monies owing
+			$this->_template_args['amount_due_class'] = 'txn-overview-part-payment-spn ee-txn-amount-owing';
+		} elseif ($total_paid === (float) 0) {
+			// no payments made yet
+			$this->_template_args['amount_due_class'] = 'txn-overview-no-payment-spn';
+		}
+
+		$payment_method = $this->_transaction->payment_method();
+
+		$this->_template_args['method_of_payment_name'] = $payment_method instanceof EE_Payment_Method
+			? $payment_method->admin_name()
+			: esc_html__('Unknown', 'event_espresso');
+
+		$this->_template_args['currency_sign'] = EE_Registry::instance()->CFG->currency->sign;
+		// link back to overview
+		$this->_template_args['txn_overview_url'] = $this->request->getServerParam(
+			'HTTP_REFERER',
+			TXN_ADMIN_URL
+		);
+
+
+		// next link
+		$next_txn                                 = $this->_transaction->next(
+			null,
+			[['STS_ID' => ['!=', EEM_Transaction::failed_status_code]]],
+			'TXN_ID'
+		);
+		$this->_template_args['next_transaction'] = $next_txn
+			? $this->_next_link(
+				EE_Admin_Page::add_query_args_and_nonce(
+					['action' => 'view_transaction', 'TXN_ID' => $next_txn['TXN_ID']],
+					TXN_ADMIN_URL
+				),
+				'dashicons dashicons-arrow-right ee-icon-size-22'
+			)
+			: '';
+		// previous link
+		$previous_txn                                 = $this->_transaction->previous(
+			null,
+			[['STS_ID' => ['!=', EEM_Transaction::failed_status_code]]],
+			'TXN_ID'
+		);
+		$this->_template_args['previous_transaction'] = $previous_txn
+			? $this->_previous_link(
+				EE_Admin_Page::add_query_args_and_nonce(
+					['action' => 'view_transaction', 'TXN_ID' => $previous_txn['TXN_ID']],
+					TXN_ADMIN_URL
+				),
+				'dashicons dashicons-arrow-left ee-icon-size-22'
+			)
+			: '';
+
+		$EVT_ID        = $this->request->getRequestParam('EVT_ID', 0, 'int');
+		$event_name    = $this->request->getRequestParam('event_name');
+		$redirect_from = $this->request->getRequestParam('redirect_from', '', 'url');
+
+		// were we just redirected here after adding a new registration ???
+		if ($EVT_ID && $event_name && $redirect_from) {
+			if (
+				$this->capabilities->current_user_can(
+					'ee_edit_registrations',
+					'espresso_registrations_new_registration',
+					$EVT_ID
+				)
+			) {
+				$this->_admin_page_title .= '<a id="add-new-registration" class="add-new-h2 button--primary" href="';
+				$this->_admin_page_title .= EE_Admin_Page::add_query_args_and_nonce(
+					[
+						'page'     => 'espresso_registrations',
+						'action'   => 'new_registration',
+						'return'   => 'default',
+						'TXN_ID'   => $this->_transaction->ID(),
+						'event_id' => $EVT_ID,
+					],
+					REG_ADMIN_URL
+				);
+				$this->_admin_page_title .= '">';
+
+				$this->_admin_page_title .= sprintf(
+					esc_html__('Add Another New Registration to Event: "%1$s" ?', 'event_espresso'),
+					htmlentities(urldecode($event_name), ENT_QUOTES, 'UTF-8')
+				);
+				$this->_admin_page_title .= '</a>';
+			}
+			EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
+		}
+		// grab messages at the last second
+		$this->_template_args['notices'] = EE_Error::get_notices();
+		// path to template
+		$template_path                             = TXN_TEMPLATE_PATH . 'txn_admin_details_header.template.php';
+		$this->_template_args['admin_page_header'] = EEH_Template::display_template(
+			$template_path,
+			$this->_template_args,
+			true
+		);
+
+		// the details template wrapper
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 *        _transaction_details_metaboxes
+	 *
+	 * @access protected
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws RuntimeException
+	 * @throws ReflectionException
+	 */
+	protected function _transaction_details_metaboxes()
+	{
+		$this->_set_transaction_object();
+
+		if (! $this->_transaction instanceof EE_Transaction) {
+			return;
+		}
+		$this->addMetaBox(
+			'edit-txn-details-mbox',
+			'<span>' . esc_html__('Transaction Details', 'event_espresso')
+			. '&nbsp;<span class="dashicons dashicons-cart" ></span></span>',
+			[$this, 'txn_details_meta_box'],
+			$this->_wp_page_slug
+		);
+		$this->addMetaBox(
+			'edit-txn-attendees-mbox',
+			'<span>' . esc_html__('Attendees Registered in this Transaction', 'event_espresso')
+			. '&nbsp;<span class="dashicons dashicons-groups" ></span></span>',
+			[$this, 'txn_attendees_meta_box'],
+			$this->_wp_page_slug,
+			'normal',
+			'high',
+			['TXN_ID' => $this->_transaction->ID()]
+		);
+		$this->addMetaBox(
+			'edit-txn-registrant-mbox',
+			esc_html__('Primary Contact', 'event_espresso'),
+			[$this, 'txn_registrant_side_meta_box'],
+			$this->_wp_page_slug,
+			'side'
+		);
+		$this->addMetaBox(
+			'edit-txn-billing-info-mbox',
+			esc_html__('Billing Information', 'event_espresso'),
+			[$this, 'txn_billing_info_side_meta_box'],
+			$this->_wp_page_slug,
+			'side'
+		);
+	}
+
+
+	/**
+	 * Callback for transaction actions metabox.
+	 *
+	 * @param EE_Transaction|null $transaction
+	 * @return string
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 */
+	public function getActionButtons(EE_Transaction $transaction = null)
+	{
+		$content = '';
+		$actions = [];
+		if (! $transaction instanceof EE_Transaction) {
+			return $content;
+		}
+		/** @var EE_Registration $primary_registration */
+		$primary_registration = $transaction->primary_registration();
+		$attendee             = $primary_registration instanceof EE_Registration
+			? $primary_registration->attendee()
+			: null;
+
+		if (
+			$attendee instanceof EE_Attendee
+			&& $this->capabilities->current_user_can(
+				'ee_send_message',
+				'espresso_transactions_send_payment_reminder'
+			)
+		) {
+			$actions['payment_reminder'] =
+				EEH_MSG_Template::is_mt_active('payment_reminder')
+				&& $this->_transaction->status_ID() !== EEM_Transaction::complete_status_code
+				&& $this->_transaction->status_ID() !== EEM_Transaction::overpaid_status_code
+					? EEH_Template::get_button_or_link(
+					EE_Admin_Page::add_query_args_and_nonce(
+						[
+							'action'      => 'send_payment_reminder',
+							'TXN_ID'      => $this->_transaction->ID(),
+							'redirect_to' => 'view_transaction',
+						],
+						TXN_ADMIN_URL
+					),
+					esc_html__(' Send Payment Reminder', 'event_espresso'),
+					'button button--secondary',
+					'dashicons dashicons-email-alt'
+				)
+					: '';
+		}
+
+		if (
+			$this->capabilities->current_user_can(
+				'ee_edit_payments',
+				'espresso_transactions_recalculate_line_items'
+			)
+		) {
+			$actions['recalculate_line_items'] = EEH_Template::get_button_or_link(
+				EE_Admin_Page::add_query_args_and_nonce(
+					[
+						'action'      => 'espresso_recalculate_line_items',
+						'TXN_ID'      => $this->_transaction->ID(),
+						'redirect_to' => 'view_transaction',
+					],
+					TXN_ADMIN_URL
+				),
+				esc_html__(' Recalculate Taxes and Total', 'event_espresso'),
+				'button button--secondary',
+				'dashicons dashicons-update'
+			);
+		}
+
+		if (
+			$primary_registration instanceof EE_Registration
+			&& EEH_MSG_Template::is_mt_active('receipt')
+		) {
+			$actions['receipt'] = EEH_Template::get_button_or_link(
+				$primary_registration->receipt_url(),
+				esc_html__('View Receipt', 'event_espresso'),
+				'button button--secondary',
+				'dashicons dashicons-text-page'
+			);
+		}
+
+		if (
+			$primary_registration instanceof EE_Registration
+			&& EEH_MSG_Template::is_mt_active('invoice')
+		) {
+			$actions['invoice'] = EEH_Template::get_button_or_link(
+				$primary_registration->invoice_url(),
+				esc_html__('View Invoice', 'event_espresso'),
+				'button button--secondary',
+				'dashicons dashicons-media-spreadsheet'
+			);
+		}
+		$actions = array_filter(
+			apply_filters('FHEE__Transactions_Admin_Page__getActionButtons__actions', $actions, $transaction)
+		);
+		if ($actions) {
+			$content .= implode('', $actions);
+		}
+		return $content;
+	}
+
+
+	/**
+	 * txn_details_meta_box
+	 * generates HTML for the Transaction main meta box
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws RuntimeException
+	 * @throws ReflectionException
+	 */
+	public function txn_details_meta_box()
+	{
+		$this->_set_transaction_object();
+		$this->_template_args['TXN_ID']              = $this->_transaction->ID();
+		$this->_template_args['attendee']            =
+			$this->_transaction->primary_registration() instanceof EE_Registration
+				? $this->_transaction->primary_registration()->attendee()
+				: null;
+		$this->_template_args['can_edit_payments']   = $this->capabilities->current_user_can(
+			'ee_edit_payments',
+			'apply_payment_or_refund_from_registration_details'
+		);
+		$this->_template_args['can_delete_payments'] = $this->capabilities->current_user_can(
+			'ee_delete_payments',
+			'delete_payment_from_registration_details'
+		);
+
+		// get line table
+		EEH_Autoloader::register_line_item_display_autoloaders();
+		$Line_Item_Display                       = new EE_Line_Item_Display(
+			'admin_table',
+			'EE_Admin_Table_Line_Item_Display_Strategy'
+		);
+		$this->_template_args['line_item_table'] = $Line_Item_Display->display_line_item(
+			$this->_transaction->total_line_item()
+		);
+		$this->_template_args['REG_code']        =
+			$this->_transaction->primary_registration() instanceof EE_Registration
+				? $this->_transaction->primary_registration()->reg_code()
+				: null;
+		// process taxes
+		$taxes                         = $this->_transaction->line_items([['LIN_type' => EEM_Line_Item::type_tax]]);
+		$this->_template_args['taxes'] = ! empty($taxes)
+			? $taxes
+			: false;
+
+		$this->_template_args['grand_total']     = EEH_Template::format_currency(
+			$this->_transaction->total(),
+			false,
+			false
+		);
+		$this->_template_args['grand_raw_total'] = $this->_transaction->total();
+		$this->_template_args['TXN_status']      = $this->_transaction->status_ID();
+
+		// process payment details
+		$payments = $this->_transaction->payments();
+		if (! empty($payments)) {
+			$this->_template_args['payments']              = $payments;
+			$this->_template_args['existing_reg_payments'] = $this->_get_registration_payment_IDs($payments);
+		} else {
+			$this->_template_args['payments']              = false;
+			$this->_template_args['existing_reg_payments'] = [];
+		}
+
+		$this->_template_args['edit_payment_url']   = add_query_arg(['action' => 'edit_payment'], TXN_ADMIN_URL);
+		$this->_template_args['delete_payment_url'] = add_query_arg(
+			['action' => 'espresso_delete_payment'],
+			TXN_ADMIN_URL
+		);
+
+		if (isset($txn_details['invoice_number'])) {
+			$this->_template_args['txn_details']['invoice_number']['value'] = $this->_template_args['REG_code'];
+			$this->_template_args['txn_details']['invoice_number']['label'] = esc_html__(
+				'Invoice Number',
+				'event_espresso'
+			);
+		}
+
+		$this->_template_args['txn_details']['registration_session']['value'] =
+			$this->_transaction->primary_registration() instanceof EE_Registration
+				? $this->_transaction->primary_registration()->session_ID()
+				: null;
+		$this->_template_args['txn_details']['registration_session']['label'] = esc_html__(
+			'Registration Session',
+			'event_espresso'
+		);
+
+		$this->_template_args['txn_details']['ip_address']['value'] = $this->_session['ip_address'] ?? '';
+		$this->_template_args['txn_details']['ip_address']['label'] = esc_html__(
+			'Transaction placed from IP',
+			'event_espresso'
+		);
+
+		$this->_template_args['txn_details']['user_agent']['value'] = $this->_session['user_agent'] ?? '';
+		$this->_template_args['txn_details']['user_agent']['label'] = esc_html__(
+			'Registrant User Agent',
+			'event_espresso'
+		);
+
+		$reg_steps = '<div class="ee-txn-reg-step-status-steps ee-layout-row">';
+		foreach ($this->_transaction->reg_steps() as $reg_step => $reg_step_status) {
+			if ($reg_step_status === true) {
+				$reg_steps .= '<div class="ee-status-pill ee-status-bg--success">'
+							  . sprintf(
+								  esc_html__('%1$s : Completed', 'event_espresso'),
+								  ucwords(str_replace('_', ' ', $reg_step))
+							  )
+							  . '</div>';
+			} elseif ($reg_step_status !== false && is_numeric($reg_step_status)) {
+				$reg_steps .= '<div class="ee-status-pill ee-status-bg--attention">'
+							  . sprintf(
+								  esc_html__('%1$s : Initiated %2$s', 'event_espresso'),
+								  ucwords(str_replace('_', ' ', $reg_step)),
+								  date(
+									  get_option('date_format') . ' ' . get_option('time_format'),
+									  $reg_step_status + (get_option('gmt_offset') * HOUR_IN_SECONDS)
+								  )
+							  )
+							  . '</div>';
+			} else {
+				$reg_steps .= '<div class="ee-status-pill ee-status-bg--error">'
+							  . sprintf(
+								  esc_html__('%1$s : Never Initiated', 'event_espresso'),
+								  ucwords(str_replace('_', ' ', $reg_step))
+							  )
+							  . '</div>';
+			}
+		}
+		$reg_steps                                                 .= '</ul>';
+		$this->_template_args['txn_details']['reg_steps']['value'] = $reg_steps;
+		$this->_template_args['txn_details']['reg_steps']['label'] = esc_html__(
+			'Registration Step Progress',
+			'event_espresso'
+		);
+
+
+		$this->_get_registrations_to_apply_payment_to();
+		$this->_get_payment_methods($payments);
+		$this->_get_payment_status_array();
+		$this->_get_reg_status_selection(); // sets up the template args for the reg status array for the transaction.
+
+		$this->_template_args['transaction_form_url']    = add_query_arg(
+			[
+				'action'  => 'edit_transaction',
+				'process' => 'transaction',
+			],
+			TXN_ADMIN_URL
+		);
+		$this->_template_args['apply_payment_form_url']  = add_query_arg(
+			[
+				'page'   => 'espresso_transactions',
+				'action' => 'espresso_apply_payment',
+			],
+			TXN_ADMIN_URL
+		);
+		$this->_template_args['delete_payment_form_url'] = add_query_arg(
+			[
+				'page'   => 'espresso_transactions',
+				'action' => 'espresso_delete_payment',
+			],
+			TXN_ADMIN_URL
+		);
+
+		$this->_template_args['action_buttons'] = $this->getActionButtons($this->_transaction);
+
+		// 'espresso_delete_payment_nonce'
+
+		$template_path = TXN_TEMPLATE_PATH . 'txn_admin_details_main_meta_box_txn_details.template.php';
+		echo EEH_Template::display_template($template_path, $this->_template_args, true);
+	}
+
+
+	/**
+	 * _get_registration_payment_IDs
+	 *    generates an array of Payment IDs and their corresponding Registration IDs
+	 *
+	 * @access protected
+	 * @param EE_Payment[] $payments
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _get_registration_payment_IDs($payments = [])
+	{
+		$existing_reg_payments = [];
+		// get all reg payments for these payments
+		$reg_payments = EEM_Registration_Payment::instance()->get_all(
+			[
+				[
+					'PAY_ID' => [
+						'IN',
+						array_keys($payments),
+					],
+				],
+			]
+		);
+		if (! empty($reg_payments)) {
+			foreach ($payments as $payment) {
+				if (! $payment instanceof EE_Payment) {
+					continue;
+				} elseif (! isset($existing_reg_payments[ $payment->ID() ])) {
+					$existing_reg_payments[ $payment->ID() ] = [];
+				}
+				foreach ($reg_payments as $reg_payment) {
+					if (
+						$reg_payment instanceof EE_Registration_Payment
+						&& $reg_payment->payment_ID() === $payment->ID()
+					) {
+						$existing_reg_payments[ $payment->ID() ][] = $reg_payment->registration_ID();
+					}
+				}
+			}
+		}
+
+		return $existing_reg_payments;
+	}
+
+
+	/**
+	 * _get_registrations_to_apply_payment_to
+	 *    generates HTML for displaying a series of checkboxes in the admin payment modal window
+	 * which allows the admin to only apply the payment to the specific registrations
+	 *
+	 * @access protected
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _get_registrations_to_apply_payment_to()
+	{
+		// we want any registration with an active status (ie: not deleted or cancelled)
+		$query_params                      = [
+			[
+				'STS_ID' => [
+					'IN',
+					[
+						EEM_Registration::status_id_approved,
+						EEM_Registration::status_id_pending_payment,
+						EEM_Registration::status_id_not_approved,
+					],
+				],
+			],
+		];
+		$registrations_to_apply_payment_to = EEH_HTML::br() . EEH_HTML::div(
+				'',
+				'txn-admin-apply-payment-to-registrations-dv',
+				'',
+				'clear: both; margin: 1.5em 0 0; display: none;'
+			);
+		$registrations_to_apply_payment_to .= EEH_HTML::br() . EEH_HTML::div('', '', 'admin-primary-mbox-tbl-wrap');
+		$registrations_to_apply_payment_to .= EEH_HTML::table('', '', 'admin-primary-mbox-tbl striped');
+		$registrations_to_apply_payment_to .= EEH_HTML::thead(
+			EEH_HTML::tr(
+				EEH_HTML::th(esc_html__('ID', 'event_espresso')) .
+				EEH_HTML::th(esc_html__('Registrant', 'event_espresso')) .
+				EEH_HTML::th(esc_html__('Ticket', 'event_espresso')) .
+				EEH_HTML::th(esc_html__('Event', 'event_espresso')) .
+				EEH_HTML::th(esc_html__('Paid', 'event_espresso'), '', 'txn-admin-payment-paid-td jst-cntr') .
+				EEH_HTML::th(esc_html__('Owing', 'event_espresso'), '', 'txn-admin-payment-owing-td jst-cntr') .
+				EEH_HTML::th(esc_html__('Apply', 'event_espresso'), '', 'jst-cntr')
+			)
+		);
+		$registrations_to_apply_payment_to .= EEH_HTML::tbody();
+		// get registrations for TXN
+		$registrations         = $this->_transaction->registrations($query_params);
+		$existing_reg_payments = $this->_template_args['existing_reg_payments'];
+		foreach ($registrations as $registration) {
+			if ($registration instanceof EE_Registration) {
+				$attendee_name                     = $registration->attendee() instanceof EE_Attendee
+					? $registration->attendee()->full_name()
+					: esc_html__('Unknown Attendee', 'event_espresso');
+				$owing                             = $registration->final_price() - $registration->paid();
+				$taxable                           = $registration->ticket()->taxable()
+					? ' <span class="smaller-text lt-grey-text"> ' . esc_html__('+ tax', 'event_espresso') . '</span>'
+					: '';
+				$checked                           = empty($existing_reg_payments)
+													 || in_array($registration->ID(), $existing_reg_payments, true)
+					? ' checked'
+					: '';
+				$disabled                          = $registration->final_price() > 0
+					? ''
+					: ' disabled';
+				$registrations_to_apply_payment_to .= EEH_HTML::tr(
+					EEH_HTML::td($registration->ID()) .
+					EEH_HTML::td($attendee_name) .
+					EEH_HTML::td(
+						$registration->ticket()->name() . ' : ' . $registration->ticket()->pretty_price() . $taxable
+					) .
+					EEH_HTML::td($registration->event_name()) .
+					EEH_HTML::td($registration->pretty_paid(), '', 'txn-admin-payment-paid-td jst-cntr') .
+					EEH_HTML::td(
+						EEH_Template::format_currency($owing),
+						'',
+						'txn-admin-payment-owing-td jst-cntr'
+					) .
+					EEH_HTML::td(
+						'<input type="checkbox" value="' . $registration->ID()
+						. '" name="txn_admin_payment[registrations]"'
+						. $checked . $disabled . '>',
+						'',
+						'jst-cntr'
+					),
+					'apply-payment-registration-row-' . $registration->ID()
+				);
+			}
+		}
+		$registrations_to_apply_payment_to                         .= EEH_HTML::tbodyx();
+		$registrations_to_apply_payment_to                         .= EEH_HTML::tablex();
+		$registrations_to_apply_payment_to                         .= EEH_HTML::divx();
+		$registrations_to_apply_payment_to                         .= EEH_HTML::p(
+			esc_html__(
+				'The payment will only be applied to the registrations that have a check mark in their corresponding check box. Checkboxes for free registrations have been disabled.',
+				'event_espresso'
+			),
+			'',
+			'clear description'
+		);
+		$registrations_to_apply_payment_to                         .= EEH_HTML::divx();
+		$this->_template_args['registrations_to_apply_payment_to'] = $registrations_to_apply_payment_to;
+	}
+
+
+	/**
+	 * _get_reg_status_selection
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @todo   this will need to be adjusted either once MER comes along OR we move default reg status to tickets
+	 *         instead of events.
+	 * @access protected
+	 */
+	protected function _get_reg_status_selection()
+	{
+		// first get all possible statuses
+		$statuses = EEM_Registration::reg_status_array([], true);
+		// let's add a "don't change" option.
+		$status_array['NAN']                                 = esc_html__('Leave the Same', 'event_espresso');
+		$status_array                                        = array_merge($status_array, $statuses);
+		$this->_template_args['status_change_select']        = EEH_Form_Fields::select_input(
+			'txn_reg_status_change[reg_status]',
+			$status_array,
+			'NAN',
+			'id="txn-admin-payment-reg-status-inp"',
+			'txn-reg-status-change-reg-status'
+		);
+		$this->_template_args['delete_status_change_select'] = EEH_Form_Fields::select_input(
+			'delete_txn_reg_status_change[reg_status]',
+			$status_array,
+			'NAN',
+			'delete-txn-admin-payment-reg-status-inp',
+			'delete-txn-reg-status-change-reg-status'
+		);
+	}
+
+
+	/**
+	 *    _get_payment_methods
+	 * Gets all the payment methods available generally, or the ones that are already
+	 * selected on these payments (in case their payment methods are no longer active).
+	 * Has the side-effect of updating the template args' payment_methods item
+	 *
+	 * @access private
+	 * @param EE_Payment[] to show on this page
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	private function _get_payment_methods($payments = [])
+	{
+		$payment_methods_of_payments = [];
+		foreach ($payments as $payment) {
+			if ($payment instanceof EE_Payment) {
+				$payment_methods_of_payments[] = $payment->ID();
+			}
+		}
+		if ($payment_methods_of_payments) {
+			$query_args = [
+				[
+					'OR*payment_method_for_payment' => [
+						'PMD_ID'    => ['IN', $payment_methods_of_payments],
+						'PMD_scope' => ['LIKE', '%' . EEM_Payment_Method::scope_admin . '%'],
+					],
+				],
+			];
+		} else {
+			$query_args = [['PMD_scope' => ['LIKE', '%' . EEM_Payment_Method::scope_admin . '%']]];
+		}
+		$this->_template_args['payment_methods'] = EEM_Payment_Method::instance()->get_all($query_args);
+	}
+
+
+	/**
+	 * txn_attendees_meta_box
+	 *    generates HTML for the Attendees Transaction main meta box
+	 *
+	 * @access public
+	 * @param WP_Post $post
+	 * @param array   $metabox
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function txn_attendees_meta_box($post, $metabox = ['args' => []])
+	{
+		/** @noinspection NonSecureExtractUsageInspection */
+		extract($metabox['args']);
+		$this->_template_args['post']            = $post;
+		$this->_template_args['event_attendees'] = [];
+		// process items in cart
+		$line_items = $this->_transaction->get_many_related(
+			'Line_Item',
+			[['LIN_type' => 'line-item']]
+		);
+		if (! empty($line_items)) {
+			foreach ($line_items as $item) {
+				if ($item instanceof EE_Line_Item) {
+					switch ($item->OBJ_type()) {
+						case 'Event':
+							break;
+						case 'Ticket':
+							$ticket = $item->ticket();
+							// right now we're only handling tickets here.
+							// Cause its expected that only tickets will have attendees right?
+							if (! $ticket instanceof EE_Ticket) {
+								break;
+							}
+							try {
+								$event_name = $ticket->get_event_name();
+							} catch (Exception $e) {
+								EE_Error::add_error($e->getMessage(), __FILE__, __FUNCTION__, __LINE__);
+								$event_name = esc_html__('Unknown Event', 'event_espresso');
+							}
+							$event_name   .= ' - ' . $item->name();
+							$ticket_price = EEH_Template::format_currency($item->unit_price());
+							// now get all of the registrations for this transaction that use this ticket
+							$registrations = $ticket->registrations(
+								[['TXN_ID' => $this->_transaction->ID()]]
+							);
+							foreach ($registrations as $registration) {
+								if (! $registration instanceof EE_Registration) {
+									break;
+								}
+								$this->_template_args['event_attendees'][ $registration->ID() ]['STS_ID']
+									= $registration->status_ID();
+								$this->_template_args['event_attendees'][ $registration->ID() ]['att_num']
+									= $registration->count();
+								$this->_template_args['event_attendees'][ $registration->ID() ]['event_ticket_name']
+									= $event_name;
+								$this->_template_args['event_attendees'][ $registration->ID() ]['ticket_price']
+									= $ticket_price;
+								// attendee info
+								$attendee = $registration->get_first_related('Attendee');
+								if ($attendee instanceof EE_Attendee) {
+									$this->_template_args['event_attendees'][ $registration->ID() ]['att_id']
+										= $attendee->ID();
+									$this->_template_args['event_attendees'][ $registration->ID() ]['attendee']
+										= $attendee->full_name();
+									$this->_template_args['event_attendees'][ $registration->ID() ]['email']
+										= '<a href="mailto:' . $attendee->email() . '?subject=' . $event_name
+										  . esc_html__(
+											  ' Event',
+											  'event_espresso'
+										  )
+										  . '">' . $attendee->email() . '</a>';
+									$this->_template_args['event_attendees'][ $registration->ID() ]['address']
+										= EEH_Address::format($attendee, 'inline', false, false);
+								} else {
+									$this->_template_args['event_attendees'][ $registration->ID() ]['att_id']   = '';
+									$this->_template_args['event_attendees'][ $registration->ID() ]['attendee'] = '';
+									$this->_template_args['event_attendees'][ $registration->ID() ]['email']    = '';
+									$this->_template_args['event_attendees'][ $registration->ID() ]['address']  = '';
+								}
+							}
+							break;
+					}
+				}
+			}
+
+			$this->_template_args['transaction_form_url'] = add_query_arg(
+				[
+					'action'  => 'edit_transaction',
+					'process' => 'attendees',
+				],
+				TXN_ADMIN_URL
+			);
+			echo EEH_Template::display_template(
+				TXN_TEMPLATE_PATH . 'txn_admin_details_main_meta_box_attendees.template.php',
+				$this->_template_args,
+				true
+			);
+		} else {
+			printf(
+				esc_html__(
+					'%1$sFor some reason, there are no attendees registered for this transaction. Likely the registration was abandoned in process.%2$s',
+					'event_espresso'
+				),
+				'<p class="important-notice">',
+				'</p>'
+			);
+		}
+	}
+
+
+	/**
+	 * txn_registrant_side_meta_box
+	 * generates HTML for the Edit Transaction side meta box
+	 *
+	 * @access public
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function txn_registrant_side_meta_box()
+	{
+		$primary_att = $this->_transaction->primary_registration() instanceof EE_Registration
+			? $this->_transaction->primary_registration()->get_first_related('Attendee')
+			: null;
+		if (! $primary_att instanceof EE_Attendee) {
+			$this->_template_args['no_attendee_message'] = esc_html__(
+				'There is no attached contact for this transaction.  The transaction either failed due to an error or was abandoned.',
+				'event_espresso'
+			);
+			$primary_att                                 = EEM_Attendee::instance()->create_default_object();
+		}
+		$this->_template_args['ATT_ID']            = $primary_att->ID();
+		$this->_template_args['prime_reg_fname']   = $primary_att->fname();
+		$this->_template_args['prime_reg_lname']   = $primary_att->lname();
+		$this->_template_args['prime_reg_email']   = $primary_att->email();
+		$this->_template_args['prime_reg_phone']   = $primary_att->phone();
+		$this->_template_args['edit_attendee_url'] = EE_Admin_Page::add_query_args_and_nonce(
+			[
+				'action' => 'edit_attendee',
+				'post'   => $primary_att->ID(),
+			],
+			REG_ADMIN_URL
+		);
+		// get formatted address for registrant
+		$formatted_address                         = EEH_Address::format($primary_att);
+		$formatted_address                         =
+			$formatted_address !== '<div class="espresso-address-dv"><div></div></div>'
+				? $formatted_address
+				: '';
+		$this->_template_args['formatted_address'] = $formatted_address;
+		echo EEH_Template::display_template(
+			TXN_TEMPLATE_PATH . 'txn_admin_details_side_meta_box_registrant.template.php',
+			$this->_template_args,
+			true
+		);
+	}
+
+
+	/**
+	 * txn_billing_info_side_meta_box
+	 *    generates HTML for the Edit Transaction side meta box
+	 *
+	 * @access public
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function txn_billing_info_side_meta_box()
+	{
+		$this->_template_args['billing_form']     = $this->_transaction->billing_info();
+		$this->_template_args['billing_form_url'] = add_query_arg(
+			['action' => 'edit_transaction', 'process' => 'billing'],
+			TXN_ADMIN_URL
+		);
+
+		$template_path = TXN_TEMPLATE_PATH . 'txn_admin_details_side_meta_box_billing_info.template.php';
+		echo EEH_Template::display_template($template_path, $this->_template_args, true);
+	}
+
+
+	/**
+	 * apply_payments_or_refunds
+	 *    registers a payment or refund made towards a transaction
+	 *
+	 * @access public
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function apply_payments_or_refunds()
+	{
+		$valid_data = $this->_validate_payment_request_data();
+		$has_access = $this->capabilities->current_user_can(
+			'ee_edit_payments',
+			'apply_payment_or_refund_from_registration_details'
+		);
+		$TXD_ID     = $this->request->getRequestParam('txn_admin_payment[TXN_ID]', 0, 'int');
+		$amount     = 0;
+		if (! empty($valid_data) && $has_access) {
+			$PAY_ID = $valid_data['PAY_ID'];
+			// save  the new payment
+			$payment = $this->_create_payment_from_request_data($valid_data);
+			$amount  = $payment->amount();
+			// get the TXN for this payment
+			$transaction = $payment->transaction();
+			// verify transaction
+			if ($transaction instanceof EE_Transaction) {
+				// calculate_total_payments_and_update_status
+				$this->_process_transaction_payments($transaction);
+				$REG_IDs = $this->_get_REG_IDs_to_apply_payment_to($payment);
+				$this->_remove_existing_registration_payments($payment, $PAY_ID);
+				// apply payment to registrations (if applicable)
+				if (! empty($REG_IDs)) {
+					$this->_update_registration_payments($transaction, $payment, $REG_IDs);
+					$this->_maybe_send_notifications();
+					// now process status changes for the same registrations
+					$this->_process_registration_status_change($transaction, $REG_IDs);
+				}
+				$this->_maybe_send_notifications($payment);
+				// prepare to render page
+				do_action(
+					'AHEE__Transactions_Admin_Page__apply_payments_or_refund__after_recording',
+					$transaction,
+					$payment
+				);
+			} else {
+				EE_Error::add_error(
+					esc_html__(
+						'A valid Transaction for this payment could not be retrieved.',
+						'event_espresso'
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			}
+		} elseif ($has_access) {
+			EE_Error::add_error(
+				esc_html__(
+					'The payment form data could not be processed. Please try again.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		} else {
+			EE_Error::add_error(
+				esc_html__(
+					'You do not have access to apply payments or refunds to a registration.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+		$query_args = [
+			'page'   => 'espresso_transactions',
+			'action' => 'view_transaction',
+			'TXN_ID' => $TXD_ID,
+		];
+
+		$this->_redirect_after_action(
+			! EE_Error::has_error(),
+			$amount > 0
+				? esc_html__('payment', 'event_espresso')
+				: esc_html__('refund', 'event_espresso'),
+			esc_html__('processed', 'event_espresso'),
+			$query_args
+		);
+	}
+
+
+	/**
+	 * _validate_payment_request_data
+	 *
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _validate_payment_request_data()
+	{
+		if (! $this->request->requestParamIsSet('txn_admin_payment')) {
+			return [];
+		}
+		$payment_form = $this->_generate_payment_form_section();
+		try {
+			if ($payment_form->was_submitted()) {
+				$payment_form->receive_form_submission();
+				if (! $payment_form->is_valid()) {
+					$submission_error_messages = [];
+					foreach ($payment_form->get_validation_errors_accumulated() as $validation_error) {
+						if ($validation_error instanceof EE_Validation_Error) {
+							$form_input                  = $validation_error->get_form_section();
+							$submission_error_messages[] = sprintf(
+								_x('%s : %s', 'Form Section Name : Form Validation Error', 'event_espresso'),
+								$form_input instanceof EE_Form_Input_Base
+									? $form_input->html_label_text()
+									: '',
+								$validation_error->getMessage()
+							);
+						}
+					}
+					EE_Error::add_error(
+						implode('<br />', $submission_error_messages),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+					return [];
+				}
+			}
+		} catch (EE_Error $e) {
+			EE_Error::add_error($e->getMessage(), __FILE__, __FUNCTION__, __LINE__);
+			return [];
+		}
+
+		return $payment_form->valid_data();
+	}
+
+
+	/**
+	 * _generate_payment_form_section
+	 *
+	 * @return EE_Form_Section_Proper
+	 * @throws EE_Error
+	 */
+	protected function _generate_payment_form_section()
+	{
+		return new EE_Form_Section_Proper(
+			[
+				'name'        => 'txn_admin_payment',
+				'subsections' => [
+					'PAY_ID'          => new EE_Text_Input(
+						[
+							'default'               => 0,
+							'required'              => false,
+							'html_label_text'       => esc_html__('Payment ID', 'event_espresso'),
+							'validation_strategies' => [new EE_Int_Normalization()],
+						]
+					),
+					'TXN_ID'          => new EE_Text_Input(
+						[
+							'default'               => 0,
+							'required'              => true,
+							'html_label_text'       => esc_html__('Transaction ID', 'event_espresso'),
+							'validation_strategies' => [new EE_Int_Normalization()],
+						]
+					),
+					'type'            => new EE_Text_Input(
+						[
+							'default'               => 1,
+							'required'              => true,
+							'html_label_text'       => esc_html__('Payment or Refund', 'event_espresso'),
+							'validation_strategies' => [new EE_Int_Normalization()],
+						]
+					),
+					'amount'          => new EE_Text_Input(
+						[
+							'default'               => 0,
+							'required'              => true,
+							'html_label_text'       => esc_html__('Payment amount', 'event_espresso'),
+							'validation_strategies' => [new EE_Float_Normalization()],
+						]
+					),
+					'status'          => new EE_Text_Input(
+						[
+							'default'         => EEM_Payment::status_id_approved,
+							'required'        => true,
+							'html_label_text' => esc_html__('Payment status', 'event_espresso'),
+						]
+					),
+					'PMD_ID'          => new EE_Text_Input(
+						[
+							'default'               => 2,
+							'required'              => true,
+							'html_label_text'       => esc_html__('Payment Method', 'event_espresso'),
+							'validation_strategies' => [new EE_Int_Normalization()],
+						]
+					),
+					'date'            => new EE_Text_Input(
+						[
+							'default'         => time(),
+							'required'        => true,
+							'html_label_text' => esc_html__('Payment date', 'event_espresso'),
+						]
+					),
+					'txn_id_chq_nmbr' => new EE_Text_Input(
+						[
+							'default'               => '',
+							'required'              => false,
+							'html_label_text'       => esc_html__('Transaction or Cheque Number', 'event_espresso'),
+							'validation_strategies' => [
+								new EE_Max_Length_Validation_Strategy(
+									esc_html__('Input too long', 'event_espresso'),
+									100
+								),
+							],
+						]
+					),
+					'po_number'       => new EE_Text_Input(
+						[
+							'default'               => '',
+							'required'              => false,
+							'html_label_text'       => esc_html__('Purchase Order Number', 'event_espresso'),
+							'validation_strategies' => [
+								new EE_Max_Length_Validation_Strategy(
+									esc_html__('Input too long', 'event_espresso'),
+									100
+								),
+							],
+						]
+					),
+					'accounting'      => new EE_Text_Input(
+						[
+							'default'               => '',
+							'required'              => false,
+							'html_label_text'       => esc_html__('Extra Field for Accounting', 'event_espresso'),
+							'validation_strategies' => [
+								new EE_Max_Length_Validation_Strategy(
+									esc_html__('Input too long', 'event_espresso'),
+									100
+								),
+							],
+						]
+					),
+				],
+			]
+		);
+	}
+
+
+	/**
+	 * _create_payment_from_request_data
+	 *
+	 * @param array $valid_data
+	 * @return EE_Payment
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _create_payment_from_request_data($valid_data)
+	{
+		$PAY_ID = $valid_data['PAY_ID'];
+		// get payment amount
+		$amount = $valid_data['amount']
+			? abs($valid_data['amount'])
+			: 0;
+		// payments have a type value of 1 and refunds have a type value of -1
+		// so multiplying amount by type will give a positive value for payments, and negative values for refunds
+		$amount = $valid_data['type'] < 0
+			? $amount * -1
+			: $amount;
+		// for some reason the date string coming in has extra spaces between the date and time.  This fixes that.
+		$date    = $valid_data['date']
+			? preg_replace('/\s+/', ' ', $valid_data['date'])
+			: date('Y-m-d g:i a', current_time('timestamp'));
+		$payment = EE_Payment::new_instance(
+			[
+				'TXN_ID'              => $valid_data['TXN_ID'],
+				'STS_ID'              => $valid_data['status'],
+				'PAY_timestamp'       => $date,
+				'PAY_source'          => EEM_Payment_Method::scope_admin,
+				'PMD_ID'              => $valid_data['PMD_ID'],
+				'PAY_amount'          => $amount,
+				'PAY_txn_id_chq_nmbr' => $valid_data['txn_id_chq_nmbr'],
+				'PAY_po_number'       => $valid_data['po_number'],
+				'PAY_extra_accntng'   => $valid_data['accounting'],
+				'PAY_details'         => $valid_data,
+				'PAY_ID'              => $PAY_ID,
+			],
+			'',
+			['Y-m-d', 'g:i a']
+		);
+
+		if (! $payment->save()) {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__('Payment %1$d has not been successfully saved to the database.', 'event_espresso'),
+					$payment->ID()
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+
+		return $payment;
+	}
+
+
+	/**
+	 * _process_transaction_payments
+	 *
+	 * @param EE_Transaction $transaction
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _process_transaction_payments(EE_Transaction $transaction)
+	{
+		/** @type EE_Transaction_Payments $transaction_payments */
+		$transaction_payments = EE_Registry::instance()->load_class('Transaction_Payments');
+		// update the transaction with this payment
+		if ($transaction_payments->calculate_total_payments_and_update_status($transaction)) {
+			EE_Error::add_success(
+				esc_html__(
+					'The payment has been processed successfully.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		} else {
+			EE_Error::add_error(
+				esc_html__(
+					'The payment was processed successfully but the amount paid for the transaction was not updated.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+	}
+
+
+	/**
+	 * _get_REG_IDs_to_apply_payment_to
+	 * returns a list of registration IDs that the payment will apply to
+	 *
+	 * @param EE_Payment $payment
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _get_REG_IDs_to_apply_payment_to(EE_Payment $payment)
+	{
+		// grab array of IDs for specific registrations to apply changes to
+		$apply_to_all = $this->request->getRequestParam(
+			'txn_admin_payment[apply_to_all_registrations]',
+			false,
+			DataType::BOOL
+		);
+		$REG_IDs      = ! $apply_to_all
+			? $this->request->getRequestParam(
+				'txn_admin_payment[registrations]',
+				[],
+				DataType::INT,
+				true
+			)
+			: [];
+		// nothing specified ? then get all reg IDs
+		if ($apply_to_all || empty($REG_IDs)) {
+			$registrations = $payment->transaction()->registrations(
+				[
+					[
+						'STS_ID' => [
+							'NOT_IN', [ EEM_Registration::status_id_cancelled ]
+						]
+					]
+				]
+			);
+			$REG_IDs       = ! empty($registrations)
+				? array_keys($registrations)
+				: $this->_get_existing_reg_payment_REG_IDs($payment);
+		}
+		// ensure that REG_IDs are integers and NOT strings
+		return array_map('absint', $REG_IDs);
+	}
+
+
+	/**
+	 * @return array
+	 */
+	public function existing_reg_payment_REG_IDs()
+	{
+		return $this->_existing_reg_payment_REG_IDs;
+	}
+
+
+	/**
+	 * @param array $existing_reg_payment_REG_IDs
+	 */
+	public function set_existing_reg_payment_REG_IDs($existing_reg_payment_REG_IDs = null)
+	{
+		$this->_existing_reg_payment_REG_IDs = $existing_reg_payment_REG_IDs;
+	}
+
+
+	/**
+	 * _get_existing_reg_payment_REG_IDs
+	 * returns a list of registration IDs that the payment is currently related to
+	 * as recorded in the database
+	 *
+	 * @param EE_Payment $payment
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _get_existing_reg_payment_REG_IDs(EE_Payment $payment)
+	{
+		if ($this->existing_reg_payment_REG_IDs() === null) {
+			// let's get any existing reg payment records for this payment
+			$existing_reg_payment_REG_IDs = $payment->get_many_related('Registration');
+			// but we only want the REG IDs, so grab the array keys
+			$existing_reg_payment_REG_IDs = ! empty($existing_reg_payment_REG_IDs)
+				? array_keys($existing_reg_payment_REG_IDs)
+				: [];
+			$this->set_existing_reg_payment_REG_IDs($existing_reg_payment_REG_IDs);
+		}
+
+		return $this->existing_reg_payment_REG_IDs();
+	}
+
+
+	/**
+	 * _remove_existing_registration_payments
+	 * this calculates the difference between existing relations
+	 * to the supplied payment and the new list registration IDs,
+	 * removes any related registrations that no longer apply,
+	 * and then updates the registration paid fields
+	 *
+	 * @param EE_Payment $payment
+	 * @param int        $PAY_ID
+	 * @return bool;
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _remove_existing_registration_payments(EE_Payment $payment, $PAY_ID = 0)
+	{
+		// newly created payments will have nothing recorded for $PAY_ID
+		if (absint($PAY_ID) === 0) {
+			return false;
+		}
+		$existing_reg_payment_REG_IDs = $this->_get_existing_reg_payment_REG_IDs($payment);
+		if (empty($existing_reg_payment_REG_IDs)) {
+			return false;
+		}
+		/** @type EE_Transaction_Payments $transaction_payments */
+		$transaction_payments = EE_Registry::instance()->load_class('Transaction_Payments');
+
+		return $transaction_payments->delete_registration_payments_and_update_registrations(
+			$payment,
+			[
+				[
+					'PAY_ID' => $payment->ID(),
+					'REG_ID' => ['IN', $existing_reg_payment_REG_IDs],
+				],
+			]
+		);
+	}
+
+
+	/**
+	 * _update_registration_payments
+	 * this applies the payments to the selected registrations
+	 * but only if they have not already been paid for
+	 *
+	 * @param EE_Transaction $transaction
+	 * @param EE_Payment     $payment
+	 * @param array          $REG_IDs
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _update_registration_payments(
+		EE_Transaction $transaction,
+		EE_Payment $payment,
+		$REG_IDs = []
+	) {
+		// we can pass our own custom set of registrations to EE_Payment_Processor::process_registration_payments()
+		// so let's do that using our set of REG_IDs from the form
+		$registration_query_where_params = [
+			'REG_ID' => ['IN', $REG_IDs],
+		];
+		// but add in some conditions regarding payment,
+		// so that we don't apply payments to registrations that are free or have already been paid for
+		// but ONLY if the payment is NOT a refund ( ie: the payment amount is not negative )
+		if (! $payment->is_a_refund()) {
+			$registration_query_where_params['REG_final_price']  = ['!=', 0];
+			$registration_query_where_params['REG_final_price*'] = ['!=', 'REG_paid', true];
+		}
+		$registrations = $transaction->registrations([$registration_query_where_params]);
+		if (! empty($registrations)) {
+			/** @type EE_Payment_Processor $payment_processor */
+			$payment_processor = EE_Registry::instance()->load_core('Payment_Processor');
+			$payment_processor->process_registration_payments($transaction, $payment, $registrations);
+		}
+	}
+
+
+	/**
+	 * _process_registration_status_change
+	 * This processes requested registration status changes for all the registrations
+	 * on a given transaction and (optionally) sends out notifications for the changes.
+	 *
+	 * @param EE_Transaction $transaction
+	 * @param array          $REG_IDs
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _process_registration_status_change(EE_Transaction $transaction, $REG_IDs = [], $reg_status = '')
+	{
+		// first if there is no change in status then we get out.
+		$reg_status = $reg_status
+			?: $this->request->getRequestParam('txn_reg_status_change[reg_status]', 'NAN');
+		if ($reg_status === 'NAN') {
+			// no error message, no change requested, just nothing to do man.
+			return false;
+		}
+		/** @type EE_Transaction_Processor $transaction_processor */
+		$transaction_processor = EE_Registry::instance()->load_class('Transaction_Processor');
+
+		// made it here dude?  Oh WOW.  K, let's take care of changing the statuses
+		return $transaction_processor->manually_update_registration_statuses(
+			$transaction,
+			$reg_status,
+			[['REG_ID' => ['IN', $REG_IDs]]]
+		);
+	}
+
+
+	/**
+	 * _build_payment_json_response
+	 *
+	 * @access public
+	 * @param EE_Payment  $payment
+	 * @param array       $REG_IDs
+	 * @param bool | null $delete_txn_reg_status_change
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _build_payment_json_response(
+		EE_Payment $payment,
+		$REG_IDs = [],
+		$delete_txn_reg_status_change = null
+	) {
+		// was the payment deleted ?
+		if (is_bool($delete_txn_reg_status_change)) {
+			return [
+				'PAY_ID'                       => $payment->ID(),
+				'amount'                       => $payment->amount(),
+				'total_paid'                   => $payment->transaction()->paid(),
+				'txn_status'                   => $payment->transaction()->status_ID(),
+				'pay_status'                   => $payment->STS_ID(),
+				'registrations'                => $this->_registration_payment_data_array($REG_IDs),
+				'delete_txn_reg_status_change' => $delete_txn_reg_status_change,
+			];
+		}
+
+		$this->_get_payment_status_array();
+		$payment_method = $payment->payment_method();
+		return [
+			'amount'           => $payment->amount(),
+			'total_paid'       => $payment->transaction()->paid(),
+			'txn_status'       => $payment->transaction()->status_ID(),
+			'pay_status'       => $payment->STS_ID(),
+			'PAY_ID'           => $payment->ID(),
+			'STS_ID'           => $payment->STS_ID(),
+			'status'           => self::$_pay_status[ $payment->STS_ID() ],
+			'date'             => $payment->timestamp('Y-m-d', 'h:i a'),
+			'method'           => strtoupper($payment->source()),
+			'PM_ID'            => $payment_method instanceof EE_Payment_Method
+				? $payment_method->ID()
+				: 1,
+			'gateway'          => $payment_method instanceof EE_Payment_Method
+				? $payment_method->admin_name()
+				: esc_html__('Unknown', 'event_espresso'),
+			'gateway_response' => $payment->gateway_response(),
+			'txn_id_chq_nmbr'  => $payment->txn_id_chq_nmbr(),
+			'po_number'        => $payment->po_number(),
+			'extra_accntng'    => $payment->extra_accntng(),
+			'registrations'    => $this->_registration_payment_data_array($REG_IDs),
+		];
+	}
+
+
+	/**
+	 * delete_payment
+	 *    delete a payment or refund made towards a transaction
+	 *
+	 * @access public
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function delete_payment()
+	{
+		$TXD_ID = $this->request->getRequestParam('delete_txn_admin_payment[TXN_ID]', 0, 'int');
+		// $json_response_data = ['return_data' => false];
+		$PAY_ID     = $this->request->getRequestParam('delete_txn_admin_payment[PAY_ID]', 0, 'int');
+		$amount     = 0;
+		$can_delete = $this->capabilities->current_user_can(
+			'ee_delete_payments',
+			'delete_payment_from_registration_details'
+		);
+		if ($PAY_ID && $can_delete) {
+			$delete_txn_reg_status_change = $this->request->getRequestParam('delete_txn_reg_status_change[reg_status]');
+			$payment                      = EEM_Payment::instance()->get_one_by_ID($PAY_ID);
+			if ($payment instanceof EE_Payment) {
+				$amount  = $payment->amount();
+				$REG_IDs = $this->_get_existing_reg_payment_REG_IDs($payment);
+				/** @type EE_Transaction_Payments $transaction_payments */
+				$transaction_payments = EE_Registry::instance()->load_class('Transaction_Payments');
+				if ($transaction_payments->delete_payment_and_update_transaction($payment)) {
+					if ($delete_txn_reg_status_change) {
+						$this->_maybe_send_notifications();
+						$this->_process_registration_status_change(
+							$payment->transaction(),
+							$REG_IDs,
+							$delete_txn_reg_status_change
+						);
+					}
+				}
+			} else {
+				EE_Error::add_error(
+					esc_html__('Valid Payment data could not be retrieved from the database.', 'event_espresso'),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			}
+		} elseif ($can_delete) {
+			EE_Error::add_error(
+				esc_html__(
+					'A valid Payment ID was not received, therefore payment form data could not be loaded.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		} else {
+			EE_Error::add_error(
+				esc_html__(
+					'You do not have access to delete a payment.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+		$query_args = [
+			'page'   => 'espresso_transactions',
+			'action' => 'view_transaction',
+			'TXN_ID' => $TXD_ID,
+		];
+		$this->_redirect_after_action(
+			! EE_Error::has_error(),
+			$amount > 0
+				? esc_html__('payment', 'event_espresso')
+				: esc_html__('refund', 'event_espresso'),
+			esc_html__('deleted', 'event_espresso'),
+			$query_args
+		);
+	}
+
+
+	/**
+	 * _registration_payment_data_array
+	 * adds info for 'owing' and 'paid' for each registration to the json response
+	 *
+	 * @access protected
+	 * @param array $REG_IDs
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _registration_payment_data_array($REG_IDs)
+	{
+		$registration_payment_data = [];
+		// if non empty reg_ids lets get an array of registrations and update the values for the apply_payment/refund rows.
+		if (! empty($REG_IDs)) {
+			$registrations = EEM_Registration::instance()->get_all([['REG_ID' => ['IN', $REG_IDs]]]);
+			foreach ($registrations as $registration) {
+				if ($registration instanceof EE_Registration) {
+					$registration_payment_data[ $registration->ID() ] = [
+						'paid'  => $registration->pretty_paid(),
+						'owing' => EEH_Template::format_currency($registration->final_price() - $registration->paid()),
+					];
+				}
+			}
+		}
+
+		return $registration_payment_data;
+	}
+
+
+	/**
+	 * _maybe_send_notifications
+	 * determines whether or not the admin has indicated that notifications should be sent.
+	 * If so, will toggle a filter switch for delivering registration notices.
+	 * If passed an EE_Payment object, then it will trigger payment notifications instead.
+	 *
+	 * @access protected
+	 * @param EE_Payment | null $payment
+	 */
+	protected function _maybe_send_notifications($payment = null)
+	{
+		switch ($payment instanceof EE_Payment) {
+			// payment notifications
+			case true:
+				if ($this->request->getRequestParam('txn_payments[send_notifications]', false, 'bool')) {
+					$this->_process_payment_notification($payment);
+				}
+				break;
+			// registration notifications
+			case false:
+				if ($this->request->getRequestParam('txn_reg_status_change[send_notifications]', false, 'bool')) {
+					add_filter('FHEE__EED_Messages___maybe_registration__deliver_notifications', '__return_true');
+				}
+				break;
+		}
+	}
+
+
+	/**
+	 * _send_payment_reminder
+	 *    generates HTML for the View Transaction Details Admin page
+	 *
+	 * @access protected
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _send_payment_reminder()
+	{
+		$TXN_ID      = $this->request->getRequestParam('TXN_ID', 0, 'int');
+		$transaction = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
+		$redirect_to = $this->request->getRequestParam('redirect_to');
+		$query_args  = $redirect_to
+			? ['action' => $redirect_to, 'TXN_ID' => $TXN_ID,]
+			: [];
+		do_action(
+			'AHEE__Transactions_Admin_Page___send_payment_reminder__process_admin_payment_reminder',
+			$transaction
+		);
+		$this->_redirect_after_action(
+			false,
+			esc_html__('payment reminder', 'event_espresso'),
+			esc_html__('sent', 'event_espresso'),
+			$query_args,
+			true
+		);
+	}
+
+
+	/**
+	 *  get_transactions
+	 *    get transactions for given parameters (used by list table)
+	 *
+	 * @param int     $per_page how many transactions displayed per page
+	 * @param boolean $count    return the count or objects
+	 * @param string  $view
+	 * @return EE_Transaction[]|int int = count || array of transaction objects
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function get_transactions($per_page, $count = false, $view = '')
+	{
+		$start_date = wp_strip_all_tags(
+			$this->request->getRequestParam('txn-filter-start-date', date('m/d/Y', strtotime('-10 year')))
+		);
+		$end_date   = wp_strip_all_tags(
+			$this->request->getRequestParam('txn-filter-end-date', date('m/d/Y'))
+		);
+
+		// make sure our timestamps start and end right at the boundaries for each day
+		$start_date = date('Y-m-d', strtotime($start_date)) . ' 00:00:00';
+		$end_date   = date('Y-m-d', strtotime($end_date)) . ' 23:59:59';
+
+
+		// convert to timestamps
+		$start_date = strtotime($start_date);
+		$end_date   = strtotime($end_date);
+
+		// makes sure start date is the lowest value and vice versa
+		$start_date = min($start_date, $end_date);
+		$end_date   = max($start_date, $end_date);
+
+		// convert to correct format for query
+		$start_date = EEM_Transaction::instance()->convert_datetime_for_query(
+			'TXN_timestamp',
+			date('Y-m-d H:i:s', $start_date),
+			'Y-m-d H:i:s'
+		);
+		$end_date   = EEM_Transaction::instance()->convert_datetime_for_query(
+			'TXN_timestamp',
+			date('Y-m-d H:i:s', $end_date),
+			'Y-m-d H:i:s'
+		);
+
+
+		// set orderby
+		$orderby = $this->request->getRequestParam('orderby');
+
+		switch ($orderby) {
+			case 'TXN_ID':
+				break;
+			case 'ATT_fname':
+				$orderby = 'Registration.Attendee.ATT_fname';
+				break;
+			case 'event_name':
+				$orderby = 'Registration.Event.EVT_name';
+				break;
+			default: // 'TXN_timestamp'
+				$orderby = 'TXN_timestamp';
+		}
+
+		$sort         = $this->request->getRequestParam('order', 'DESC');
+		$current_page = $this->request->getRequestParam('paged', 1, 'int');
+
+		$per_page = absint($per_page)
+			? $per_page
+			: 10;
+		$per_page = $this->request->getRequestParam('perpage', $per_page, 'int');
+
+		$offset = ($current_page - 1) * $per_page;
+		$limit  = [$offset, $per_page];
+
+		$_where = [
+			'TXN_timestamp'          => ['BETWEEN', [$start_date, $end_date]],
+			'Registration.REG_count' => 1,
+		];
+
+		$EVT_ID = $this->request->getRequestParam('EVT_ID', 0, 'int');
+		if ($EVT_ID) {
+			$_where['Registration.EVT_ID'] = $EVT_ID;
+		}
+
+		$search_term = $this->request->getRequestParam('s');
+		if ($search_term) {
+			$search_term  = '%' . $search_term . '%';
+			$_where['OR'] = [
+				'Registration.Event.EVT_name'         => ['LIKE', $search_term],
+				'Registration.Event.EVT_desc'         => ['LIKE', $search_term],
+				'Registration.Event.EVT_short_desc'   => ['LIKE', $search_term],
+				'Registration.Attendee.ATT_full_name' => ['LIKE', $search_term],
+				'Registration.Attendee.ATT_fname'     => ['LIKE', $search_term],
+				'Registration.Attendee.ATT_lname'     => ['LIKE', $search_term],
+				'Registration.Attendee.ATT_short_bio' => ['LIKE', $search_term],
+				'Registration.Attendee.ATT_email'     => ['LIKE', $search_term],
+				'Registration.Attendee.ATT_address'   => ['LIKE', $search_term],
+				'Registration.Attendee.ATT_address2'  => ['LIKE', $search_term],
+				'Registration.Attendee.ATT_city'      => ['LIKE', $search_term],
+				'Registration.REG_final_price'        => ['LIKE', $search_term],
+				'Registration.REG_code'               => ['LIKE', $search_term],
+				'Registration.REG_count'              => ['LIKE', $search_term],
+				'Registration.REG_group_size'         => ['LIKE', $search_term],
+				'Registration.Ticket.TKT_name'        => ['LIKE', $search_term],
+				'Registration.Ticket.TKT_description' => ['LIKE', $search_term],
+				'Payment.PAY_source'                  => ['LIKE', $search_term],
+				'Payment.Payment_Method.PMD_name'     => ['LIKE', $search_term],
+				'TXN_session_data'                    => ['LIKE', $search_term],
+				'Payment.PAY_txn_id_chq_nmbr'         => ['LIKE', $search_term],
+			];
+		}
+
+		$status = $this->request->getRequestParam('status');
+		// failed transactions
+		$failed     = (! empty($status) && $status === 'failed' && ! $count) || ($count && $view === 'failed');
+		$abandoned  = (! empty($status) && $status === 'abandoned' && ! $count) || ($count && $view === 'abandoned');
+		$incomplete = (! empty($status) && $status === 'incomplete' && ! $count) || ($count && $view === 'incomplete');
+
+		if ($failed) {
+			$_where['STS_ID'] = EEM_Transaction::failed_status_code;
+		} elseif ($abandoned) {
+			$_where['STS_ID'] = EEM_Transaction::abandoned_status_code;
+		} elseif ($incomplete) {
+			$_where['STS_ID'] = EEM_Transaction::incomplete_status_code;
+		} else {
+			$_where['STS_ID']  = ['!=', EEM_Transaction::failed_status_code];
+			$_where['STS_ID*'] = ['!=', EEM_Transaction::abandoned_status_code];
+		}
+
+		$query_params = apply_filters(
+			'FHEE__Transactions_Admin_Page___get_transactions_query_params',
+			[
+				$_where,
+				'order_by'                 => [$orderby => $sort],
+				'limit'                    => $limit,
+				'default_where_conditions' => EEM_Base::default_where_conditions_this_only,
+			],
+			$this->request->requestParams(),
+			$view,
+			$count
+		);
+
+		return $count
+			? EEM_Transaction::instance()->count([$query_params[0]], 'TXN_ID', true)
+			: EEM_Transaction::instance()->get_all($query_params);
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @since 4.9.79.p
+	 */
+	public function recalculateLineItems()
+	{
+		$TXN_ID = $this->request->getRequestParam('TXN_ID', 0, 'int');
+		/** @var EE_Transaction $transaction */
+		$transaction = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
+		$success     = $transaction->recalculateLineItems();
+		$redirect_to = $this->request->getRequestParam('redirect_to');
+		$query_args  = $redirect_to
+			? ['action' => $redirect_to, 'TXN_ID' => $TXN_ID,]
+			: [];
+		$this->_redirect_after_action(
+			$success,
+			esc_html__('Transaction taxes and totals', 'event_espresso'),
+			esc_html__('recalculated', 'event_espresso'),
+			$query_args,
+			true
+		);
+	}
 }

Spacing +103 added lines, -103 removed lines

@@ -243,7 +243,7 @@ 
             'An error occurred! Your request may have been processed, but a valid response from the server was not received. Please refresh the page and try again.',
             'event_espresso'
         );
-        EE_Registry::$i18n_js_strings['error_occurred']          = esc_html__(
+        EE_Registry::$i18n_js_strings['error_occurred'] = esc_html__(
             'An error occurred! Please refresh the page and try again.',
             'event_espresso'
         );
@@ -344,7 +344,7 @@ 
         // enqueue style
         wp_register_style(
             'espresso_txn',
-            TXN_ASSETS_URL . 'espresso_transactions_admin.css',
+            TXN_ASSETS_URL.'espresso_transactions_admin.css',
             [],
             EVENT_ESPRESSO_VERSION
         );
@@ -352,7 +352,7 @@ 
         // scripts
         wp_register_script(
             'espresso_txn',
-            TXN_ASSETS_URL . 'espresso_transactions_admin.js',
+            TXN_ASSETS_URL.'espresso_transactions_admin.js',
             [
                 'ee_admin_js',
                 'ee-datepicker',
@@ -479,7 +479,7 @@ 
             $this->_transaction->verify_abandoned_transaction_status();
         }
 
-        if (! $this->_transaction instanceof EE_Transaction) {
+        if ( ! $this->_transaction instanceof EE_Transaction) {
             $error_msg = sprintf(
                 esc_html__(
                     'An error occurred and the details for the transaction with the ID # %d could not be retrieved.',
@@ -576,7 +576,7 @@ 
             'FHEE__Transactions_Admin_Page___transaction_legend_items__more_items',
             [
                 'overpaid'   => [
-                    'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::overpaid_status_code,
+                    'class' => 'ee-status-legend ee-status-bg--'.EEM_Transaction::overpaid_status_code,
                     'desc'  => EEH_Template::pretty_status(
                         EEM_Transaction::overpaid_status_code,
                         false,
@@ -584,7 +584,7 @@ 
                     ),
                 ],
                 'complete'   => [
-                    'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::complete_status_code,
+                    'class' => 'ee-status-legend ee-status-bg--'.EEM_Transaction::complete_status_code,
                     'desc'  => EEH_Template::pretty_status(
                         EEM_Transaction::complete_status_code,
                         false,
@@ -592,7 +592,7 @@ 
                     ),
                 ],
                 'incomplete' => [
-                    'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::incomplete_status_code,
+                    'class' => 'ee-status-legend ee-status-bg--'.EEM_Transaction::incomplete_status_code,
                     'desc'  => EEH_Template::pretty_status(
                         EEM_Transaction::incomplete_status_code,
                         false,
@@ -600,7 +600,7 @@ 
                     ),
                 ],
                 'abandoned'  => [
-                    'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::abandoned_status_code,
+                    'class' => 'ee-status-legend ee-status-bg--'.EEM_Transaction::abandoned_status_code,
                     'desc'  => EEH_Template::pretty_status(
                         EEM_Transaction::abandoned_status_code,
                         false,
@@ -608,7 +608,7 @@ 
                     ),
                 ],
                 'failed'     => [
-                    'class' => 'ee-status-legend ee-status-bg--' . EEM_Transaction::failed_status_code,
+                    'class' => 'ee-status-legend ee-status-bg--'.EEM_Transaction::failed_status_code,
                     'desc'  => EEH_Template::pretty_status(
                         EEM_Transaction::failed_status_code,
                         false,
@@ -651,11 +651,11 @@ 
                 )
                 . '" aria-label="'
                 . esc_attr__('Click to Edit event', 'event_espresso')
-                . '">' . $event->name() . '</a>',
+                . '">'.$event->name().'</a>',
                 '</h3>'
             )
             : '';
-        $this->_template_args['after_list_table']  = $this->_display_legend($this->_transaction_legend_items());
+        $this->_template_args['after_list_table'] = $this->_display_legend($this->_transaction_legend_items());
         $this->display_admin_list_table_page_with_no_sidebar();
     }
 
@@ -685,7 +685,7 @@ 
 
         $this->_set_transaction_object();
 
-        if (! $this->_transaction instanceof EE_Transaction) {
+        if ( ! $this->_transaction instanceof EE_Transaction) {
             return;
         }
 
@@ -695,7 +695,7 @@ 
         $this->_template_args['txn_datetime']['value'] = $this->_transaction->get_i18n_datetime('TXN_timestamp');
         $this->_template_args['txn_datetime']['label'] = esc_html__('Date', 'event_espresso');
 
-        $this->_template_args['txn_status']['value'] = self::$_txn_status[ $this->_transaction->status_ID() ];
+        $this->_template_args['txn_status']['value'] = self::$_txn_status[$this->_transaction->status_ID()];
         $this->_template_args['txn_status']['label'] = esc_html__('Transaction Status', 'event_espresso');
         $this->_template_args['txn_status']['class'] = $this->_transaction->status_ID();
 
@@ -740,7 +740,7 @@ 
 
 
         // next link
-        $next_txn                                 = $this->_transaction->next(
+        $next_txn = $this->_transaction->next(
             null,
             [['STS_ID' => ['!=', EEM_Transaction::failed_status_code]]],
             'TXN_ID'
@@ -755,7 +755,7 @@ 
             )
             : '';
         // previous link
-        $previous_txn                                 = $this->_transaction->previous(
+        $previous_txn = $this->_transaction->previous(
             null,
             [['STS_ID' => ['!=', EEM_Transaction::failed_status_code]]],
             'TXN_ID'
@@ -807,7 +807,7 @@ 
         // grab messages at the last second
         $this->_template_args['notices'] = EE_Error::get_notices();
         // path to template
-        $template_path                             = TXN_TEMPLATE_PATH . 'txn_admin_details_header.template.php';
+        $template_path                             = TXN_TEMPLATE_PATH.'txn_admin_details_header.template.php';
         $this->_template_args['admin_page_header'] = EEH_Template::display_template(
             $template_path,
             $this->_template_args,
@@ -835,19 +835,19 @@ 
     {
         $this->_set_transaction_object();
 
-        if (! $this->_transaction instanceof EE_Transaction) {
+        if ( ! $this->_transaction instanceof EE_Transaction) {
             return;
         }
         $this->addMetaBox(
             'edit-txn-details-mbox',
-            '<span>' . esc_html__('Transaction Details', 'event_espresso')
+            '<span>'.esc_html__('Transaction Details', 'event_espresso')
             . '&nbsp;<span class="dashicons dashicons-cart" ></span></span>',
             [$this, 'txn_details_meta_box'],
             $this->_wp_page_slug
         );
         $this->addMetaBox(
             'edit-txn-attendees-mbox',
-            '<span>' . esc_html__('Attendees Registered in this Transaction', 'event_espresso')
+            '<span>'.esc_html__('Attendees Registered in this Transaction', 'event_espresso')
             . '&nbsp;<span class="dashicons dashicons-groups" ></span></span>',
             [$this, 'txn_attendees_meta_box'],
             $this->_wp_page_slug,
@@ -889,7 +889,7 @@ 
     {
         $content = '';
         $actions = [];
-        if (! $transaction instanceof EE_Transaction) {
+        if ( ! $transaction instanceof EE_Transaction) {
             return $content;
         }
         /** @var EE_Registration $primary_registration */
@@ -1000,7 +1000,7 @@ 
             $this->_transaction->primary_registration() instanceof EE_Registration
                 ? $this->_transaction->primary_registration()->attendee()
                 : null;
-        $this->_template_args['can_edit_payments']   = $this->capabilities->current_user_can(
+        $this->_template_args['can_edit_payments'] = $this->capabilities->current_user_can(
             'ee_edit_payments',
             'apply_payment_or_refund_from_registration_details'
         );
@@ -1011,7 +1011,7 @@ 
 
         // get line table
         EEH_Autoloader::register_line_item_display_autoloaders();
-        $Line_Item_Display                       = new EE_Line_Item_Display(
+        $Line_Item_Display = new EE_Line_Item_Display(
             'admin_table',
             'EE_Admin_Table_Line_Item_Display_Strategy'
         );
@@ -1028,7 +1028,7 @@ 
             ? $taxes
             : false;
 
-        $this->_template_args['grand_total']     = EEH_Template::format_currency(
+        $this->_template_args['grand_total'] = EEH_Template::format_currency(
             $this->_transaction->total(),
             false,
             false
@@ -1038,7 +1038,7 @@ 
 
         // process payment details
         $payments = $this->_transaction->payments();
-        if (! empty($payments)) {
+        if ( ! empty($payments)) {
             $this->_template_args['payments']              = $payments;
             $this->_template_args['existing_reg_payments'] = $this->_get_registration_payment_IDs($payments);
         } else {
@@ -1096,7 +1096,7 @@ 
                                   esc_html__('%1$s : Initiated %2$s', 'event_espresso'),
                                   ucwords(str_replace('_', ' ', $reg_step)),
                                   date(
-                                      get_option('date_format') . ' ' . get_option('time_format'),
+                                      get_option('date_format').' '.get_option('time_format'),
                                       $reg_step_status + (get_option('gmt_offset') * HOUR_IN_SECONDS)
                                   )
                               )
@@ -1110,7 +1110,7 @@ 
                               . '</div>';
             }
         }
-        $reg_steps                                                 .= '</ul>';
+        $reg_steps .= '</ul>';
         $this->_template_args['txn_details']['reg_steps']['value'] = $reg_steps;
         $this->_template_args['txn_details']['reg_steps']['label'] = esc_html__(
             'Registration Step Progress',
@@ -1123,14 +1123,14 @@ 
         $this->_get_payment_status_array();
         $this->_get_reg_status_selection(); // sets up the template args for the reg status array for the transaction.
 
-        $this->_template_args['transaction_form_url']    = add_query_arg(
+        $this->_template_args['transaction_form_url'] = add_query_arg(
             [
                 'action'  => 'edit_transaction',
                 'process' => 'transaction',
             ],
             TXN_ADMIN_URL
         );
-        $this->_template_args['apply_payment_form_url']  = add_query_arg(
+        $this->_template_args['apply_payment_form_url'] = add_query_arg(
             [
                 'page'   => 'espresso_transactions',
                 'action' => 'espresso_apply_payment',
@@ -1149,7 +1149,7 @@ 
 
         // 'espresso_delete_payment_nonce'
 
-        $template_path = TXN_TEMPLATE_PATH . 'txn_admin_details_main_meta_box_txn_details.template.php';
+        $template_path = TXN_TEMPLATE_PATH.'txn_admin_details_main_meta_box_txn_details.template.php';
         echo EEH_Template::display_template($template_path, $this->_template_args, true);
     }
 
@@ -1181,19 +1181,19 @@ 
                 ],
             ]
         );
-        if (! empty($reg_payments)) {
+        if ( ! empty($reg_payments)) {
             foreach ($payments as $payment) {
-                if (! $payment instanceof EE_Payment) {
+                if ( ! $payment instanceof EE_Payment) {
                     continue;
-                } elseif (! isset($existing_reg_payments[ $payment->ID() ])) {
-                    $existing_reg_payments[ $payment->ID() ] = [];
+                } elseif ( ! isset($existing_reg_payments[$payment->ID()])) {
+                    $existing_reg_payments[$payment->ID()] = [];
                 }
                 foreach ($reg_payments as $reg_payment) {
                     if (
                         $reg_payment instanceof EE_Registration_Payment
                         && $reg_payment->payment_ID() === $payment->ID()
                     ) {
-                        $existing_reg_payments[ $payment->ID() ][] = $reg_payment->registration_ID();
+                        $existing_reg_payments[$payment->ID()][] = $reg_payment->registration_ID();
                     }
                 }
             }
@@ -1219,7 +1219,7 @@ 
     protected function _get_registrations_to_apply_payment_to()
     {
         // we want any registration with an active status (ie: not deleted or cancelled)
-        $query_params                      = [
+        $query_params = [
             [
                 'STS_ID' => [
                     'IN',
@@ -1231,22 +1231,22 @@ 
                 ],
             ],
         ];
-        $registrations_to_apply_payment_to = EEH_HTML::br() . EEH_HTML::div(
+        $registrations_to_apply_payment_to = EEH_HTML::br().EEH_HTML::div(
                 '',
                 'txn-admin-apply-payment-to-registrations-dv',
                 '',
                 'clear: both; margin: 1.5em 0 0; display: none;'
             );
-        $registrations_to_apply_payment_to .= EEH_HTML::br() . EEH_HTML::div('', '', 'admin-primary-mbox-tbl-wrap');
+        $registrations_to_apply_payment_to .= EEH_HTML::br().EEH_HTML::div('', '', 'admin-primary-mbox-tbl-wrap');
         $registrations_to_apply_payment_to .= EEH_HTML::table('', '', 'admin-primary-mbox-tbl striped');
         $registrations_to_apply_payment_to .= EEH_HTML::thead(
             EEH_HTML::tr(
-                EEH_HTML::th(esc_html__('ID', 'event_espresso')) .
-                EEH_HTML::th(esc_html__('Registrant', 'event_espresso')) .
-                EEH_HTML::th(esc_html__('Ticket', 'event_espresso')) .
-                EEH_HTML::th(esc_html__('Event', 'event_espresso')) .
-                EEH_HTML::th(esc_html__('Paid', 'event_espresso'), '', 'txn-admin-payment-paid-td jst-cntr') .
-                EEH_HTML::th(esc_html__('Owing', 'event_espresso'), '', 'txn-admin-payment-owing-td jst-cntr') .
+                EEH_HTML::th(esc_html__('ID', 'event_espresso')).
+                EEH_HTML::th(esc_html__('Registrant', 'event_espresso')).
+                EEH_HTML::th(esc_html__('Ticket', 'event_espresso')).
+                EEH_HTML::th(esc_html__('Event', 'event_espresso')).
+                EEH_HTML::th(esc_html__('Paid', 'event_espresso'), '', 'txn-admin-payment-paid-td jst-cntr').
+                EEH_HTML::th(esc_html__('Owing', 'event_espresso'), '', 'txn-admin-payment-owing-td jst-cntr').
                 EEH_HTML::th(esc_html__('Apply', 'event_espresso'), '', 'jst-cntr')
             )
         );
@@ -1261,36 +1261,36 @@ 
                     : esc_html__('Unknown Attendee', 'event_espresso');
                 $owing                             = $registration->final_price() - $registration->paid();
                 $taxable                           = $registration->ticket()->taxable()
-                    ? ' <span class="smaller-text lt-grey-text"> ' . esc_html__('+ tax', 'event_espresso') . '</span>'
+                    ? ' <span class="smaller-text lt-grey-text"> '.esc_html__('+ tax', 'event_espresso').'</span>'
                     : '';
                 $checked                           = empty($existing_reg_payments)
                                                      || in_array($registration->ID(), $existing_reg_payments, true)
                     ? ' checked'
                     : '';
-                $disabled                          = $registration->final_price() > 0
+                $disabled = $registration->final_price() > 0
                     ? ''
                     : ' disabled';
                 $registrations_to_apply_payment_to .= EEH_HTML::tr(
-                    EEH_HTML::td($registration->ID()) .
-                    EEH_HTML::td($attendee_name) .
+                    EEH_HTML::td($registration->ID()).
+                    EEH_HTML::td($attendee_name).
                     EEH_HTML::td(
-                        $registration->ticket()->name() . ' : ' . $registration->ticket()->pretty_price() . $taxable
-                    ) .
-                    EEH_HTML::td($registration->event_name()) .
-                    EEH_HTML::td($registration->pretty_paid(), '', 'txn-admin-payment-paid-td jst-cntr') .
+                        $registration->ticket()->name().' : '.$registration->ticket()->pretty_price().$taxable
+                    ).
+                    EEH_HTML::td($registration->event_name()).
+                    EEH_HTML::td($registration->pretty_paid(), '', 'txn-admin-payment-paid-td jst-cntr').
                     EEH_HTML::td(
                         EEH_Template::format_currency($owing),
                         '',
                         'txn-admin-payment-owing-td jst-cntr'
-                    ) .
+                    ).
                     EEH_HTML::td(
-                        '<input type="checkbox" value="' . $registration->ID()
+                        '<input type="checkbox" value="'.$registration->ID()
                         . '" name="txn_admin_payment[registrations]"'
-                        . $checked . $disabled . '>',
+                        . $checked.$disabled.'>',
                         '',
                         'jst-cntr'
                     ),
-                    'apply-payment-registration-row-' . $registration->ID()
+                    'apply-payment-registration-row-'.$registration->ID()
                 );
             }
         }
@@ -1305,7 +1305,7 @@ 
             '',
             'clear description'
         );
-        $registrations_to_apply_payment_to                         .= EEH_HTML::divx();
+        $registrations_to_apply_payment_to .= EEH_HTML::divx();
         $this->_template_args['registrations_to_apply_payment_to'] = $registrations_to_apply_payment_to;
     }
 
@@ -1371,12 +1371,12 @@ 
                 [
                     'OR*payment_method_for_payment' => [
                         'PMD_ID'    => ['IN', $payment_methods_of_payments],
-                        'PMD_scope' => ['LIKE', '%' . EEM_Payment_Method::scope_admin . '%'],
+                        'PMD_scope' => ['LIKE', '%'.EEM_Payment_Method::scope_admin.'%'],
                     ],
                 ],
             ];
         } else {
-            $query_args = [['PMD_scope' => ['LIKE', '%' . EEM_Payment_Method::scope_admin . '%']]];
+            $query_args = [['PMD_scope' => ['LIKE', '%'.EEM_Payment_Method::scope_admin.'%']]];
         }
         $this->_template_args['payment_methods'] = EEM_Payment_Method::instance()->get_all($query_args);
     }
@@ -1408,7 +1408,7 @@ 
             'Line_Item',
             [['LIN_type' => 'line-item']]
         );
-        if (! empty($line_items)) {
+        if ( ! empty($line_items)) {
             foreach ($line_items as $item) {
                 if ($item instanceof EE_Line_Item) {
                     switch ($item->OBJ_type()) {
@@ -1418,7 +1418,7 @@ 
                             $ticket = $item->ticket();
                             // right now we're only handling tickets here.
                             // Cause its expected that only tickets will have attendees right?
-                            if (! $ticket instanceof EE_Ticket) {
+                            if ( ! $ticket instanceof EE_Ticket) {
                                 break;
                             }
                             try {
@@ -1427,45 +1427,45 @@ 
                                 EE_Error::add_error($e->getMessage(), __FILE__, __FUNCTION__, __LINE__);
                                 $event_name = esc_html__('Unknown Event', 'event_espresso');
                             }
-                            $event_name   .= ' - ' . $item->name();
+                            $event_name   .= ' - '.$item->name();
                             $ticket_price = EEH_Template::format_currency($item->unit_price());
                             // now get all of the registrations for this transaction that use this ticket
                             $registrations = $ticket->registrations(
                                 [['TXN_ID' => $this->_transaction->ID()]]
                             );
                             foreach ($registrations as $registration) {
-                                if (! $registration instanceof EE_Registration) {
+                                if ( ! $registration instanceof EE_Registration) {
                                     break;
                                 }
-                                $this->_template_args['event_attendees'][ $registration->ID() ]['STS_ID']
+                                $this->_template_args['event_attendees'][$registration->ID()]['STS_ID']
                                     = $registration->status_ID();
-                                $this->_template_args['event_attendees'][ $registration->ID() ]['att_num']
+                                $this->_template_args['event_attendees'][$registration->ID()]['att_num']
                                     = $registration->count();
-                                $this->_template_args['event_attendees'][ $registration->ID() ]['event_ticket_name']
+                                $this->_template_args['event_attendees'][$registration->ID()]['event_ticket_name']
                                     = $event_name;
-                                $this->_template_args['event_attendees'][ $registration->ID() ]['ticket_price']
+                                $this->_template_args['event_attendees'][$registration->ID()]['ticket_price']
                                     = $ticket_price;
                                 // attendee info
                                 $attendee = $registration->get_first_related('Attendee');
                                 if ($attendee instanceof EE_Attendee) {
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['att_id']
+                                    $this->_template_args['event_attendees'][$registration->ID()]['att_id']
                                         = $attendee->ID();
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['attendee']
+                                    $this->_template_args['event_attendees'][$registration->ID()]['attendee']
                                         = $attendee->full_name();
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['email']
-                                        = '<a href="mailto:' . $attendee->email() . '?subject=' . $event_name
+                                    $this->_template_args['event_attendees'][$registration->ID()]['email']
+                                        = '<a href="mailto:'.$attendee->email().'?subject='.$event_name
                                           . esc_html__(
                                               ' Event',
                                               'event_espresso'
                                           )
-                                          . '">' . $attendee->email() . '</a>';
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['address']
+                                          . '">'.$attendee->email().'</a>';
+                                    $this->_template_args['event_attendees'][$registration->ID()]['address']
                                         = EEH_Address::format($attendee, 'inline', false, false);
                                 } else {
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['att_id']   = '';
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['attendee'] = '';
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['email']    = '';
-                                    $this->_template_args['event_attendees'][ $registration->ID() ]['address']  = '';
+                                    $this->_template_args['event_attendees'][$registration->ID()]['att_id']   = '';
+                                    $this->_template_args['event_attendees'][$registration->ID()]['attendee'] = '';
+                                    $this->_template_args['event_attendees'][$registration->ID()]['email']    = '';
+                                    $this->_template_args['event_attendees'][$registration->ID()]['address']  = '';
                                 }
                             }
                             break;
@@ -1481,7 +1481,7 @@ 
                 TXN_ADMIN_URL
             );
             echo EEH_Template::display_template(
-                TXN_TEMPLATE_PATH . 'txn_admin_details_main_meta_box_attendees.template.php',
+                TXN_TEMPLATE_PATH.'txn_admin_details_main_meta_box_attendees.template.php',
                 $this->_template_args,
                 true
             );
@@ -1516,12 +1516,12 @@ 
         $primary_att = $this->_transaction->primary_registration() instanceof EE_Registration
             ? $this->_transaction->primary_registration()->get_first_related('Attendee')
             : null;
-        if (! $primary_att instanceof EE_Attendee) {
+        if ( ! $primary_att instanceof EE_Attendee) {
             $this->_template_args['no_attendee_message'] = esc_html__(
                 'There is no attached contact for this transaction.  The transaction either failed due to an error or was abandoned.',
                 'event_espresso'
             );
-            $primary_att                                 = EEM_Attendee::instance()->create_default_object();
+            $primary_att = EEM_Attendee::instance()->create_default_object();
         }
         $this->_template_args['ATT_ID']            = $primary_att->ID();
         $this->_template_args['prime_reg_fname']   = $primary_att->fname();
@@ -1543,7 +1543,7 @@ 
                 : '';
         $this->_template_args['formatted_address'] = $formatted_address;
         echo EEH_Template::display_template(
-            TXN_TEMPLATE_PATH . 'txn_admin_details_side_meta_box_registrant.template.php',
+            TXN_TEMPLATE_PATH.'txn_admin_details_side_meta_box_registrant.template.php',
             $this->_template_args,
             true
         );
@@ -1568,7 +1568,7 @@ 
             TXN_ADMIN_URL
         );
 
-        $template_path = TXN_TEMPLATE_PATH . 'txn_admin_details_side_meta_box_billing_info.template.php';
+        $template_path = TXN_TEMPLATE_PATH.'txn_admin_details_side_meta_box_billing_info.template.php';
         echo EEH_Template::display_template($template_path, $this->_template_args, true);
     }
 
@@ -1595,7 +1595,7 @@ 
         );
         $TXD_ID     = $this->request->getRequestParam('txn_admin_payment[TXN_ID]', 0, 'int');
         $amount     = 0;
-        if (! empty($valid_data) && $has_access) {
+        if ( ! empty($valid_data) && $has_access) {
             $PAY_ID = $valid_data['PAY_ID'];
             // save  the new payment
             $payment = $this->_create_payment_from_request_data($valid_data);
@@ -1609,7 +1609,7 @@ 
                 $REG_IDs = $this->_get_REG_IDs_to_apply_payment_to($payment);
                 $this->_remove_existing_registration_payments($payment, $PAY_ID);
                 // apply payment to registrations (if applicable)
-                if (! empty($REG_IDs)) {
+                if ( ! empty($REG_IDs)) {
                     $this->_update_registration_payments($transaction, $payment, $REG_IDs);
                     $this->_maybe_send_notifications();
                     // now process status changes for the same registrations
@@ -1682,14 +1682,14 @@ 
      */
     protected function _validate_payment_request_data()
     {
-        if (! $this->request->requestParamIsSet('txn_admin_payment')) {
+        if ( ! $this->request->requestParamIsSet('txn_admin_payment')) {
             return [];
         }
         $payment_form = $this->_generate_payment_form_section();
         try {
             if ($payment_form->was_submitted()) {
                 $payment_form->receive_form_submission();
-                if (! $payment_form->is_valid()) {
+                if ( ! $payment_form->is_valid()) {
                     $submission_error_messages = [];
                     foreach ($payment_form->get_validation_errors_accumulated() as $validation_error) {
                         if ($validation_error instanceof EE_Validation_Error) {
@@ -1877,7 +1877,7 @@ 
             ['Y-m-d', 'g:i a']
         );
 
-        if (! $payment->save()) {
+        if ( ! $payment->save()) {
             EE_Error::add_error(
                 sprintf(
                     esc_html__('Payment %1$d has not been successfully saved to the database.', 'event_espresso'),
@@ -1953,7 +1953,7 @@ 
             false,
             DataType::BOOL
         );
-        $REG_IDs      = ! $apply_to_all
+        $REG_IDs = ! $apply_to_all
             ? $this->request->getRequestParam(
                 'txn_admin_payment[registrations]',
                 [],
@@ -1967,12 +1967,12 @@ 
                 [
                     [
                         'STS_ID' => [
-                            'NOT_IN', [ EEM_Registration::status_id_cancelled ]
+                            'NOT_IN', [EEM_Registration::status_id_cancelled]
                         ]
                     ]
                 ]
             );
-            $REG_IDs       = ! empty($registrations)
+            $REG_IDs = ! empty($registrations)
                 ? array_keys($registrations)
                 : $this->_get_existing_reg_payment_REG_IDs($payment);
         }
@@ -2098,12 +2098,12 @@ 
         // but add in some conditions regarding payment,
         // so that we don't apply payments to registrations that are free or have already been paid for
         // but ONLY if the payment is NOT a refund ( ie: the payment amount is not negative )
-        if (! $payment->is_a_refund()) {
+        if ( ! $payment->is_a_refund()) {
             $registration_query_where_params['REG_final_price']  = ['!=', 0];
             $registration_query_where_params['REG_final_price*'] = ['!=', 'REG_paid', true];
         }
         $registrations = $transaction->registrations([$registration_query_where_params]);
-        if (! empty($registrations)) {
+        if ( ! empty($registrations)) {
             /** @type EE_Payment_Processor $payment_processor */
             $payment_processor = EE_Registry::instance()->load_core('Payment_Processor');
             $payment_processor->process_registration_payments($transaction, $payment, $registrations);
@@ -2187,7 +2187,7 @@ 
             'pay_status'       => $payment->STS_ID(),
             'PAY_ID'           => $payment->ID(),
             'STS_ID'           => $payment->STS_ID(),
-            'status'           => self::$_pay_status[ $payment->STS_ID() ],
+            'status'           => self::$_pay_status[$payment->STS_ID()],
             'date'             => $payment->timestamp('Y-m-d', 'h:i a'),
             'method'           => strtoupper($payment->source()),
             'PM_ID'            => $payment_method instanceof EE_Payment_Method
@@ -2307,11 +2307,11 @@ 
     {
         $registration_payment_data = [];
         // if non empty reg_ids lets get an array of registrations and update the values for the apply_payment/refund rows.
-        if (! empty($REG_IDs)) {
+        if ( ! empty($REG_IDs)) {
             $registrations = EEM_Registration::instance()->get_all([['REG_ID' => ['IN', $REG_IDs]]]);
             foreach ($registrations as $registration) {
                 if ($registration instanceof EE_Registration) {
-                    $registration_payment_data[ $registration->ID() ] = [
+                    $registration_payment_data[$registration->ID()] = [
                         'paid'  => $registration->pretty_paid(),
                         'owing' => EEH_Template::format_currency($registration->final_price() - $registration->paid()),
                     ];
@@ -2368,7 +2368,7 @@ 
         $transaction = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
         $redirect_to = $this->request->getRequestParam('redirect_to');
         $query_args  = $redirect_to
-            ? ['action' => $redirect_to, 'TXN_ID' => $TXN_ID,]
+            ? ['action' => $redirect_to, 'TXN_ID' => $TXN_ID, ]
             : [];
         do_action(
             'AHEE__Transactions_Admin_Page___send_payment_reminder__process_admin_payment_reminder',
@@ -2408,8 +2408,8 @@ 
         );
 
         // make sure our timestamps start and end right at the boundaries for each day
-        $start_date = date('Y-m-d', strtotime($start_date)) . ' 00:00:00';
-        $end_date   = date('Y-m-d', strtotime($end_date)) . ' 23:59:59';
+        $start_date = date('Y-m-d', strtotime($start_date)).' 00:00:00';
+        $end_date   = date('Y-m-d', strtotime($end_date)).' 23:59:59';
 
 
         // convert to timestamps
@@ -2426,7 +2426,7 @@ 
             date('Y-m-d H:i:s', $start_date),
             'Y-m-d H:i:s'
         );
-        $end_date   = EEM_Transaction::instance()->convert_datetime_for_query(
+        $end_date = EEM_Transaction::instance()->convert_datetime_for_query(
             'TXN_timestamp',
             date('Y-m-d H:i:s', $end_date),
             'Y-m-d H:i:s'
@@ -2472,7 +2472,7 @@ 
 
         $search_term = $this->request->getRequestParam('s');
         if ($search_term) {
-            $search_term  = '%' . $search_term . '%';
+            $search_term  = '%'.$search_term.'%';
             $_where['OR'] = [
                 'Registration.Event.EVT_name'         => ['LIKE', $search_term],
                 'Registration.Event.EVT_desc'         => ['LIKE', $search_term],
@@ -2500,9 +2500,9 @@ 
 
         $status = $this->request->getRequestParam('status');
         // failed transactions
-        $failed     = (! empty($status) && $status === 'failed' && ! $count) || ($count && $view === 'failed');
-        $abandoned  = (! empty($status) && $status === 'abandoned' && ! $count) || ($count && $view === 'abandoned');
-        $incomplete = (! empty($status) && $status === 'incomplete' && ! $count) || ($count && $view === 'incomplete');
+        $failed     = ( ! empty($status) && $status === 'failed' && ! $count) || ($count && $view === 'failed');
+        $abandoned  = ( ! empty($status) && $status === 'abandoned' && ! $count) || ($count && $view === 'abandoned');
+        $incomplete = ( ! empty($status) && $status === 'incomplete' && ! $count) || ($count && $view === 'incomplete');
 
         if ($failed) {
             $_where['STS_ID'] = EEM_Transaction::failed_status_code;
@@ -2551,7 +2551,7 @@ 
         $success     = $transaction->recalculateLineItems();
         $redirect_to = $this->request->getRequestParam('redirect_to');
         $query_args  = $redirect_to
-            ? ['action' => $redirect_to, 'TXN_ID' => $TXN_ID,]
+            ? ['action' => $redirect_to, 'TXN_ID' => $TXN_ID, ]
             : [];
         $this->_redirect_after_action(
             $success,

admin_pages/events/Events_Admin_Page.core.php

Indentation +2938 added lines, -2938 removed lines

@@ -18,2945 +18,2945 @@
  */
 class Events_Admin_Page extends EE_Admin_Page_CPT
 {
-    /**
-     * primary key for the event model
-     */
-    private int $EVT_ID = 0;
-
-    /**
-     * This will hold the event object for event_details screen.
-     *
-     * @var EE_Event|null $_event
-     */
-    protected ?EE_Event $_event = null;
-
-    /**
-     * This will hold the category object for category_details screen.
-     */
-    protected ?stdClass $_category = null;
-
-    protected ?EEM_Event $_event_model = null;
-
-    /**
-     * @var EE_Event|EE_CPT_Base|null $_cpt_model_obj
-     */
-    protected $_cpt_model_obj;
-
-    protected ?NodeGroupDao $model_obj_node_group_persister = null;
-
-    protected ?AdvancedEditorAdminFormSection $advanced_editor_admin_form = null;
-
-
-    /**
-     * Initialize page props for this admin page group.
-     */
-    protected function _init_page_props()
-    {
-        // is there a evt_id in the request?
-        $this->EVT_ID = $this->request->getRequestParam('EVT_ID', 0, DataType::INT);
-        $this->EVT_ID = $this->request->getRequestParam('post', $this->EVT_ID, DataType::INT);
-        $this->EVT_ID = $this->request->getRequestParam('post_ID', $this->EVT_ID, DataType::INT);
-
-        $this->page_slug        = EVENTS_PG_SLUG;
-        $this->page_label       = EVENTS_LABEL;
-        $this->_admin_base_url  = EVENTS_ADMIN_URL;
-        $this->_admin_base_path = EVENTS_ADMIN;
-        $this->_cpt_model_names = [
-            'create_new' => 'EEM_Event',
-            'edit'       => 'EEM_Event',
-        ];
-        $this->_cpt_edit_routes = [
-            'espresso_events' => 'edit',
-        ];
-        add_action(
-            'AHEE__EE_Admin_Page_CPT__set_model_object__after_set_object',
-            [$this, 'verify_event_edit'],
-            10,
-            2
-        );
-    }
-
-
-    /**
-     * Sets the ajax hooks used for this admin page group.
-     */
-    protected function _ajax_hooks()
-    {
-        add_action('wp_ajax_ee_save_timezone_setting', [$this, 'saveTimezoneString']);
-    }
-
-
-    /**
-     * Sets the page properties for this admin page group.
-     */
-    protected function _define_page_props()
-    {
-        $this->_admin_page_title = EVENTS_LABEL;
-        $this->_labels           = [
-            'buttons'      => [
-                'add'             => esc_html__('Add New Event', 'event_espresso'),
-                'edit'            => esc_html__('Edit Event', 'event_espresso'),
-                'delete'          => esc_html__('Delete Event', 'event_espresso'),
-                'add_category'    => esc_html__('Add New Category', 'event_espresso'),
-                'edit_category'   => esc_html__('Edit Category', 'event_espresso'),
-                'delete_category' => esc_html__('Delete Category', 'event_espresso'),
-            ],
-            'editor_title' => [
-                'espresso_events' => esc_html__('Edit Event', 'event_espresso'),
-            ],
-            'publishbox'   => [
-                'create_new'        => esc_html__('Save New Event', 'event_espresso'),
-                'edit'              => esc_html__('Update Event', 'event_espresso'),
-                'add_category'      => esc_html__('Save New Category', 'event_espresso'),
-                'edit_category'     => esc_html__('Update Category', 'event_espresso'),
-                'template_settings' => esc_html__('Update Settings', 'event_espresso'),
-            ],
-        ];
-    }
-
-
-    /**
-     * Sets the page routes property for this admin page group.
-     */
-    protected function _set_page_routes()
-    {
-        $this->_page_routes = [
-            'default'                       => [
-                'func'       => [$this, '_events_overview_list_table'],
-                'capability' => 'ee_read_events',
-            ],
-            'create_new'                    => [
-                'func'       => [$this, '_create_new_cpt_item'],
-                'capability' => 'ee_edit_events',
-            ],
-            'edit'                          => [
-                'func'       => [$this, '_edit_cpt_item'],
-                'capability' => 'ee_edit_event',
-                'obj_id'     => $this->EVT_ID,
-            ],
-            'copy_event'                    => [
-                'func'       => [$this, '_copy_events'],
-                'capability' => 'ee_edit_event',
-                'obj_id'     => $this->EVT_ID,
-                'noheader'   => true,
-            ],
-            'trash_event'                   => [
-                'func'       => [$this, '_trash_or_restore_event'],
-                'args'       => ['event_status' => 'trash'],
-                'capability' => 'ee_delete_event',
-                'obj_id'     => $this->EVT_ID,
-                'noheader'   => true,
-            ],
-            'trash_events'                  => [
-                'func'       => [$this, '_trash_or_restore_events'],
-                'args'       => ['event_status' => 'trash'],
-                'capability' => 'ee_delete_events',
-                'noheader'   => true,
-            ],
-            'restore_event'                 => [
-                'func'       => [$this, '_trash_or_restore_event'],
-                'args'       => ['event_status' => 'draft'],
-                'capability' => 'ee_delete_event',
-                'obj_id'     => $this->EVT_ID,
-                'noheader'   => true,
-            ],
-            'restore_events'                => [
-                'func'       => [$this, '_trash_or_restore_events'],
-                'args'       => ['event_status' => 'draft'],
-                'capability' => 'ee_delete_events',
-                'noheader'   => true,
-            ],
-            'delete_event'                  => [
-                'func'       => [$this, '_delete_event'],
-                'capability' => 'ee_delete_event',
-                'obj_id'     => $this->EVT_ID,
-                'noheader'   => true,
-            ],
-            'delete_events'                 => [
-                'func'       => [$this, '_delete_events'],
-                'capability' => 'ee_delete_events',
-                'noheader'   => true,
-            ],
-            'view_report'                   => [
-                'func'       => [$this, '_view_report'],
-                'capability' => 'ee_edit_events',
-            ],
-            'default_event_settings'        => [
-                'func'       => [$this, '_default_event_settings'],
-                'capability' => 'manage_options',
-            ],
-            'update_default_event_settings' => [
-                'func'       => [$this, '_update_default_event_settings'],
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ],
-            'template_settings'             => [
-                'func'       => [$this, '_template_settings'],
-                'capability' => 'manage_options',
-            ],
-            // event category tab related
-            'add_category'                  => [
-                'func'       => [$this, '_category_details'],
-                'capability' => 'ee_edit_event_category',
-                'args'       => ['view' => 'add'],
-            ],
-            'edit_category'                 => [
-                'func'       => [$this, '_category_details'],
-                'capability' => 'ee_edit_event_category',
-                'args'       => ['view' => 'edit'],
-            ],
-            'delete_categories'             => [
-                'func'       => [$this, '_delete_categories'],
-                'capability' => 'ee_delete_event_category',
-                'noheader'   => true,
-            ],
-            'delete_category'               => [
-                'func'       => [$this, '_delete_categories'],
-                'capability' => 'ee_delete_event_category',
-                'noheader'   => true,
-            ],
-            'insert_category'               => [
-                'func'       => [$this, '_insert_or_update_category'],
-                'args'       => ['new_category' => true],
-                'capability' => 'ee_edit_event_category',
-                'noheader'   => true,
-            ],
-            'update_category'               => [
-                'func'       => [$this, '_insert_or_update_category'],
-                'args'       => ['new_category' => false],
-                'capability' => 'ee_edit_event_category',
-                'noheader'   => true,
-            ],
-            'category_list'                 => [
-                'func'       => [$this, '_category_list_table'],
-                'capability' => 'ee_manage_event_categories',
-            ],
-            'preview_deletion'              => [
-                'func'       => [$this, 'previewDeletion'],
-                'capability' => 'ee_delete_events',
-            ],
-            'confirm_deletion'              => [
-                'func'       => [$this, 'confirmDeletion'],
-                'capability' => 'ee_delete_events',
-                'noheader'   => true,
-            ],
-        ];
-    }
-
-
-    /**
-     * Set the _page_config property for this admin page group.
-     */
-    protected function _set_page_config()
-    {
-        $post_id            = $this->request->getRequestParam('post', 0, DataType::INT);
-        $EVT_CAT_ID         = $this->request->getRequestParam('EVT_CAT_ID', 0, DataType::INT);
-        $this->_page_config = [
-            'default'                => [
-                'nav'           => [
-                    'label' => esc_html__('Overview', 'event_espresso'),
-                    'icon'  => 'dashicons-list-view',
-                    'order' => 10,
-                ],
-                'list_table'    => 'Events_Admin_List_Table',
-                'help_tabs'     => [
-                    'events_overview_help_tab'                       => [
-                        'title'    => esc_html__('Events Overview', 'event_espresso'),
-                        'filename' => 'events_overview',
-                    ],
-                    'events_overview_table_column_headings_help_tab' => [
-                        'title'    => esc_html__('Events Overview Table Column Headings', 'event_espresso'),
-                        'filename' => 'events_overview_table_column_headings',
-                    ],
-                    'events_overview_filters_help_tab'               => [
-                        'title'    => esc_html__('Events Overview Filters', 'event_espresso'),
-                        'filename' => 'events_overview_filters',
-                    ],
-                    'events_overview_view_help_tab'                  => [
-                        'title'    => esc_html__('Events Overview Views', 'event_espresso'),
-                        'filename' => 'events_overview_views',
-                    ],
-                    'events_overview_other_help_tab'                 => [
-                        'title'    => esc_html__('Events Overview Other', 'event_espresso'),
-                        'filename' => 'events_overview_other',
-                    ],
-                ],
-                'require_nonce' => false,
-            ],
-            'create_new'             => [
-                'nav'           => [
-                    'label'      => esc_html__('Add New Event', 'event_espresso'),
-                    'icon'       => 'dashicons-plus-alt',
-                    'order'      => 15,
-                    'persistent' => false,
-                ],
-                'metaboxes'     => ['_register_event_editor_meta_boxes'],
-                'help_tabs'     => [
-                    'event_editor_help_tab'                            => [
-                        'title'    => esc_html__('Event Editor', 'event_espresso'),
-                        'filename' => 'event_editor',
-                    ],
-                    'event_editor_title_richtexteditor_help_tab'       => [
-                        'title'    => esc_html__('Event Title & Rich Text Editor', 'event_espresso'),
-                        'filename' => 'event_editor_title_richtexteditor',
-                    ],
-                    'event_editor_venue_details_help_tab'              => [
-                        'title'    => esc_html__('Event Venue Details', 'event_espresso'),
-                        'filename' => 'event_editor_venue_details',
-                    ],
-                    'event_editor_event_datetimes_help_tab'            => [
-                        'title'    => esc_html__('Event Datetimes', 'event_espresso'),
-                        'filename' => 'event_editor_event_datetimes',
-                    ],
-                    'event_editor_event_tickets_help_tab'              => [
-                        'title'    => esc_html__('Event Tickets', 'event_espresso'),
-                        'filename' => 'event_editor_event_tickets',
-                    ],
-                    'event_editor_event_registration_options_help_tab' => [
-                        'title'    => esc_html__('Event Registration Options', 'event_espresso'),
-                        'filename' => 'event_editor_event_registration_options',
-                    ],
-                    'event_editor_tags_categories_help_tab'            => [
-                        'title'    => esc_html__('Event Tags & Categories', 'event_espresso'),
-                        'filename' => 'event_editor_tags_categories',
-                    ],
-                    'event_editor_questions_registrants_help_tab'      => [
-                        'title'    => esc_html__('Questions for Registrants', 'event_espresso'),
-                        'filename' => 'event_editor_questions_registrants',
-                    ],
-                    'event_editor_save_new_event_help_tab'             => [
-                        'title'    => esc_html__('Save New Event', 'event_espresso'),
-                        'filename' => 'event_editor_save_new_event',
-                    ],
-                    'event_editor_other_help_tab'                      => [
-                        'title'    => esc_html__('Event Other', 'event_espresso'),
-                        'filename' => 'event_editor_other',
-                    ],
-                ],
-                'qtips'         => ['EE_Event_Editor_Decaf_Tips'],
-                'require_nonce' => false,
-            ],
-            'edit'                   => [
-                'nav'           => [
-                    'label'      => esc_html__('Edit Event', 'event_espresso'),
-                    'icon'       => 'dashicons-edit',
-                    'order'      => 15,
-                    'persistent' => false,
-                    'url'        => $post_id
-                        ? EE_Admin_Page::add_query_args_and_nonce(
-                            ['post' => $post_id, 'action' => 'edit'],
-                            $this->_current_page_view_url
-                        )
-                        : $this->_admin_base_url,
-                ],
-                'metaboxes'     => ['_register_event_editor_meta_boxes'],
-                'help_tabs'     => [
-                    'event_editor_help_tab'                            => [
-                        'title'    => esc_html__('Event Editor', 'event_espresso'),
-                        'filename' => 'event_editor',
-                    ],
-                    'event_editor_title_richtexteditor_help_tab'       => [
-                        'title'    => esc_html__('Event Title & Rich Text Editor', 'event_espresso'),
-                        'filename' => 'event_editor_title_richtexteditor',
-                    ],
-                    'event_editor_venue_details_help_tab'              => [
-                        'title'    => esc_html__('Event Venue Details', 'event_espresso'),
-                        'filename' => 'event_editor_venue_details',
-                    ],
-                    'event_editor_event_datetimes_help_tab'            => [
-                        'title'    => esc_html__('Event Datetimes', 'event_espresso'),
-                        'filename' => 'event_editor_event_datetimes',
-                    ],
-                    'event_editor_event_tickets_help_tab'              => [
-                        'title'    => esc_html__('Event Tickets', 'event_espresso'),
-                        'filename' => 'event_editor_event_tickets',
-                    ],
-                    'event_editor_event_registration_options_help_tab' => [
-                        'title'    => esc_html__('Event Registration Options', 'event_espresso'),
-                        'filename' => 'event_editor_event_registration_options',
-                    ],
-                    'event_editor_tags_categories_help_tab'            => [
-                        'title'    => esc_html__('Event Tags & Categories', 'event_espresso'),
-                        'filename' => 'event_editor_tags_categories',
-                    ],
-                    'event_editor_questions_registrants_help_tab'      => [
-                        'title'    => esc_html__('Questions for Registrants', 'event_espresso'),
-                        'filename' => 'event_editor_questions_registrants',
-                    ],
-                    'event_editor_save_new_event_help_tab'             => [
-                        'title'    => esc_html__('Save New Event', 'event_espresso'),
-                        'filename' => 'event_editor_save_new_event',
-                    ],
-                    'event_editor_other_help_tab'                      => [
-                        'title'    => esc_html__('Event Other', 'event_espresso'),
-                        'filename' => 'event_editor_other',
-                    ],
-                ],
-                'require_nonce' => false,
-            ],
-            'default_event_settings' => [
-                'nav'           => [
-                    'label' => esc_html__('Default Settings', 'event_espresso'),
-                    'icon'  => 'dashicons-admin-generic',
-                    'order' => 40,
-                ],
-                'metaboxes'     => array_merge(['_publish_post_box'], $this->_default_espresso_metaboxes),
-                'labels'        => [
-                    'publishbox' => esc_html__('Update Settings', 'event_espresso'),
-                ],
-                'help_tabs'     => [
-                    'default_settings_help_tab'        => [
-                        'title'    => esc_html__('Default Event Settings', 'event_espresso'),
-                        'filename' => 'events_default_settings',
-                    ],
-                    'default_settings_status_help_tab' => [
-                        'title'    => esc_html__('Default Registration Status', 'event_espresso'),
-                        'filename' => 'events_default_settings_status',
-                    ],
-                    'default_maximum_tickets_help_tab' => [
-                        'title'    => esc_html__('Default Maximum Tickets Per Order', 'event_espresso'),
-                        'filename' => 'events_default_settings_max_tickets',
-                    ],
-                ],
-                'require_nonce' => false,
-            ],
-            // template settings
-            'template_settings'      => [
-                'nav'           => [
-                    'label' => esc_html__('Templates', 'event_espresso'),
-                    'icon'  => 'dashicons-layout',
-                    'order' => 30,
-                ],
-                'metaboxes'     => $this->_default_espresso_metaboxes,
-                'help_tabs'     => [
-                    'general_settings_templates_help_tab' => [
-                        'title'    => esc_html__('Templates', 'event_espresso'),
-                        'filename' => 'general_settings_templates',
-                    ],
-                ],
-                'require_nonce' => false,
-            ],
-            // event category stuff
-            'add_category'           => [
-                'nav'           => [
-                    'label'      => esc_html__('Add Category', 'event_espresso'),
-                    'icon'       => 'dashicons-plus-alt',
-                    'order'      => 25,
-                    'persistent' => false,
-                ],
-                'help_tabs'     => [
-                    'add_category_help_tab' => [
-                        'title'    => esc_html__('Add New Event Category', 'event_espresso'),
-                        'filename' => 'events_add_category',
-                    ],
-                ],
-                'metaboxes'     => ['_publish_post_box'],
-                'require_nonce' => false,
-            ],
-            'edit_category'          => [
-                'nav'           => [
-                    'label'      => esc_html__('Edit Category', 'event_espresso'),
-                    'icon'       => 'dashicons-edit',
-                    'order'      => 25,
-                    'persistent' => false,
-                    'url'        => $EVT_CAT_ID
-                        ? add_query_arg(
-                            ['EVT_CAT_ID' => $EVT_CAT_ID],
-                            $this->_current_page_view_url
-                        )
-                        : $this->_admin_base_url,
-                ],
-                'help_tabs'     => [
-                    'edit_category_help_tab' => [
-                        'title'    => esc_html__('Edit Event Category', 'event_espresso'),
-                        'filename' => 'events_edit_category',
-                    ],
-                ],
-                'metaboxes'     => ['_publish_post_box'],
-                'require_nonce' => false,
-            ],
-            'category_list'          => [
-                'nav'           => [
-                    'label' => esc_html__('Categories', 'event_espresso'),
-                    'icon'  => 'dashicons-networking',
-                    'order' => 20,
-                ],
-                'list_table'    => 'Event_Categories_Admin_List_Table',
-                'help_tabs'     => [
-                    'events_categories_help_tab'                       => [
-                        'title'    => esc_html__('Event Categories', 'event_espresso'),
-                        'filename' => 'events_categories',
-                    ],
-                    'events_categories_table_column_headings_help_tab' => [
-                        'title'    => esc_html__('Event Categories Table Column Headings', 'event_espresso'),
-                        'filename' => 'events_categories_table_column_headings',
-                    ],
-                    'events_categories_view_help_tab'                  => [
-                        'title'    => esc_html__('Event Categories Views', 'event_espresso'),
-                        'filename' => 'events_categories_views',
-                    ],
-                    'events_categories_other_help_tab'                 => [
-                        'title'    => esc_html__('Event Categories Other', 'event_espresso'),
-                        'filename' => 'events_categories_other',
-                    ],
-                ],
-                'metaboxes'     => $this->_default_espresso_metaboxes,
-                'require_nonce' => false,
-            ],
-            'preview_deletion'       => [
-                'nav'           => [
-                    'label'      => esc_html__('Preview Deletion', 'event_espresso'),
-                    'icon'       => 'dashicons-remove',
-                    'order'      => 15,
-                    'persistent' => false,
-                    'url'        => '',
-                ],
-                'require_nonce' => false,
-            ],
-        ];
-    }
-
-
-    /**
-     * Used to register any global screen options if necessary for every route in this admin page group.
-     */
-    protected function _add_screen_options()
-    {
-    }
-
-
-    /**
-     * Implementing the screen options for the 'default' route.
-     *
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _add_screen_options_default()
-    {
-        $this->_per_page_screen_option();
-    }
-
-
-    /**
-     * Implementing screen options for the category list route.
-     *
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _add_screen_options_category_list()
-    {
-        $page_title              = $this->_admin_page_title;
-        $this->_admin_page_title = esc_html__('Categories', 'event_espresso');
-        $this->_per_page_screen_option();
-        $this->_admin_page_title = $page_title;
-    }
-
-
-    /**
-     * Used to register any global feature pointers for the admin page group.
-     */
-    protected function _add_feature_pointers()
-    {
-    }
-
-
-    /**
-     * Registers and enqueues any global scripts and styles for the entire admin page group.
-     */
-    public function load_scripts_styles()
-    {
-        wp_register_style(
-            'events-admin-css',
-            EVENTS_ASSETS_URL . 'events-admin-page.css',
-            [],
-            EVENT_ESPRESSO_VERSION
-        );
-        wp_register_style(
-            'ee-cat-admin',
-            EVENTS_ASSETS_URL . 'ee-cat-admin.css',
-            [],
-            EVENT_ESPRESSO_VERSION
-        );
-        wp_enqueue_style('events-admin-css');
-        wp_enqueue_style('ee-cat-admin');
-        // scripts
-        wp_register_script(
-            'event_editor_js',
-            EVENTS_ASSETS_URL . 'event_editor.js',
-            ['ee_admin_js', 'jquery-ui-slider', 'jquery-ui-timepicker-addon'],
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-    }
-
-
-    /**
-     * Enqueuing scripts and styles specific to this view
-     */
-    public function load_scripts_styles_create_new()
-    {
-        $this->load_scripts_styles_edit();
-    }
-
-
-    /**
-     * Enqueuing scripts and styles specific to this view
-     */
-    public function load_scripts_styles_edit()
-    {
-        // styles
-        wp_enqueue_style('espresso-ui-theme');
-        wp_register_style(
-            'event-editor-css',
-            EVENTS_ASSETS_URL . 'event-editor.css',
-            ['ee-admin-css'],
-            EVENT_ESPRESSO_VERSION
-        );
-        wp_enqueue_style('event-editor-css');
-        // scripts
-        if (! $this->admin_config->useAdvancedEditor()) {
-            wp_register_script(
-                'event-datetime-metabox',
-                EVENTS_ASSETS_URL . 'event-datetime-metabox.js',
-                ['event_editor_js', 'ee-datepicker'],
-                EVENT_ESPRESSO_VERSION
-            );
-            wp_enqueue_script('event-datetime-metabox');
-        }
-    }
-
-
-    /**
-     * Populating the _views property for the category list table view.
-     */
-    protected function _set_list_table_views_category_list()
-    {
-        $this->_views = [
-            'all' => [
-                'slug'        => 'all',
-                'label'       => esc_html__('All', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => [
-                    'delete_categories' => esc_html__('Delete Permanently', 'event_espresso'),
-                ],
-            ],
-        ];
-    }
-
-
-    /**
-     * For adding anything that fires on the admin_init hook for any route within this admin page group.
-     */
-    public function admin_init()
-    {
-        EE_Registry::$i18n_js_strings['image_confirm'] = esc_html__(
-            'Do you really want to delete this image? Please remember to update your event to complete the removal.',
-            'event_espresso'
-        );
-    }
-
-
-    /**
-     * For adding anything that should be triggered on the admin_notices hook for any route within this admin page
-     * group.
-     */
-    public function admin_notices()
-    {
-    }
-
-
-    /**
-     * For adding anything that should be triggered on the `admin_print_footer_scripts` hook for any route within
-     * this admin page group.
-     */
-    public function admin_footer_scripts()
-    {
-    }
-
-
-    /**
-     * Call this function to verify if an event is public and has tickets for sale.  If it does, then we need to show a
-     * warning (via EE_Error::add_error());
-     *
-     * @param EE_Event|null $event Event object
-     * @param string        $req_type
-     * @return void
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function verify_event_edit(?EE_Base_Class $event = null, string $req_type = '')
-    {
-        // don't need to do this when processing
-        if (! empty($req_type)) {
-            return;
-        }
-        // no event?
-        if (! $event instanceof EE_Event) {
-            $event = $this->_cpt_model_obj;
-        }
-        // STILL no event?
-        if (! $event instanceof EE_Event) {
-            return;
-        }
-        // don't need to keep calling this
-        remove_action(
-            'AHEE__EE_Admin_Page_CPT__set_model_object__after_set_object',
-            [$this, 'verify_event_edit']
-        );
-        $orig_status = $event->status();
-        // first check if event is active.
-        if (
-            $orig_status === EEM_Event::cancelled
-            || $orig_status === EEM_Event::postponed
-            || $event->is_expired()
-            || $event->is_inactive()
-        ) {
-            return;
-        }
-        // made it here so it IS active... next check that any of the tickets are sold.
-        if ($event->is_sold_out(true)) {
-            if ($orig_status !== EEM_Event::sold_out && $event->status() !== $orig_status) {
-                EE_Error::add_attention(
-                    sprintf(
-                        esc_html__(
-                            'Please note that the Event Status has automatically been changed to %s because there are no more spaces available for this event.  However, this change is not permanent until you update the event.  You can change the status back to something else before updating if you wish.',
-                            'event_espresso'
-                        ),
-                        EEH_Template::pretty_status(EEM_Event::sold_out, false, 'sentence')
-                    )
-                );
-            }
-            return;
-        }
-        if ($orig_status === EEM_Event::sold_out) {
-            EE_Error::add_attention(
-                sprintf(
-                    esc_html__(
-                        'Please note that the Event Status has automatically been changed to %s because more spaces have become available for this event, most likely due to abandoned transactions freeing up reserved tickets.  However, this change is not permanent until you update the event. If you wish, you can change the status back to something else before updating.',
-                        'event_espresso'
-                    ),
-                    EEH_Template::pretty_status($event->status(), false, 'sentence')
-                )
-            );
-        }
-        // now we need to determine if the event has any tickets on sale.  If not then we dont' show the error
-        if (! $event->tickets_on_sale()) {
-            return;
-        }
-        // made it here so show warning
-        $this->_edit_event_warning();
-    }
-
-
-    /**
-     * This is the text used for when an event is being edited that is public and has tickets for sale.
-     * When needed, hook this into a EE_Error::add_error() notice.
-     *
-     * @access protected
-     * @return void
-     */
-    protected function _edit_event_warning()
-    {
-        // we don't want to add warnings during these requests
-        if ($this->request->getRequestParam('action') === 'editpost') {
-            return;
-        }
-        EE_Error::add_attention(
-            sprintf(
-                esc_html__(
-                    'Your event is open for registration. Making changes may disrupt any transactions in progress. %sLearn more%s',
-                    'event_espresso'
-                ),
-                '<a class="espresso-help-tab-lnk ee-help-tab-link">',
-                '</a>'
-            )
-        );
-    }
-
-
-    /**
-     * When a user is creating a new event, notify them if they haven't set their timezone.
-     * Otherwise, do the normal logic
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _create_new_cpt_item()
-    {
-        $has_timezone_string = get_option('timezone_string');
-        // only nag them about setting their timezone if it's their first event, and they haven't already done it
-        if (! $has_timezone_string && ! EEM_Event::instance()->exists([])) {
-            EE_Error::add_attention(
-                sprintf(
-                    esc_html__(
-                        'Your website\'s timezone is currently set to a UTC offset. We recommend updating your timezone to a city or region near you before you create an event. Change your timezone now:%1$s%2$s%3$sChange Timezone%4$s',
-                        'event_espresso'
-                    ),
-                    '<br>',
-                    '<select id="timezone_string" name="timezone_string" aria-describedby="timezone-description">'
-                    . EEH_DTT_Helper::wp_timezone_choice('', EEH_DTT_Helper::get_user_locale())
-                    . '</select>',
-                    '<button class="button button--secondary timezone-submit">',
-                    '</button><span class="spinner"></span>'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-        parent::_create_new_cpt_item();
-    }
-
-
-    /**
-     * Sets the _views property for the default route in this admin page group.
-     */
-    protected function _set_list_table_views_default()
-    {
-        $this->_views = [
-            'all'   => [
-                'slug'        => 'all',
-                'label'       => esc_html__('View All Events', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => [
-                    'trash_events' => esc_html__('Move to Trash', 'event_espresso'),
-                ],
-            ],
-            'draft' => [
-                'slug'        => 'draft',
-                'label'       => esc_html__('Draft', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => [
-                    'trash_events' => esc_html__('Move to Trash', 'event_espresso'),
-                ],
-            ],
-        ];
-        if ($this->capabilities->current_user_can('ee_delete_events', 'espresso_events_trash_events')) {
-            $this->_views['trash'] = [
-                'slug'        => 'trash',
-                'label'       => esc_html__('Trash', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => [
-                    'restore_events' => esc_html__('Restore From Trash', 'event_espresso'),
-                    'delete_events'  => esc_html__('Delete Permanently', 'event_espresso'),
-                ],
-            ];
-        }
-    }
-
-
-    /**
-     * Provides the legend item array for the default list table view.
-     *
-     * @return array
-     * @throws EE_Error
-     * @throws EE_Error
-     */
-    protected function _event_legend_items(): array
-    {
-        $items    = [
-            'view_details'   => [
-                'class' => 'dashicons dashicons-visibility',
-                'desc'  => esc_html__('View Event', 'event_espresso'),
-            ],
-            'edit_event'     => [
-                'class' => 'dashicons dashicons-calendar-alt',
-                'desc'  => esc_html__('Edit Event Details', 'event_espresso'),
-            ],
-            'view_attendees' => [
-                'class' => 'dashicons dashicons-groups',
-                'desc'  => esc_html__('View Registrations for Event', 'event_espresso'),
-            ],
-        ];
-        $items    = apply_filters('FHEE__Events_Admin_Page___event_legend_items__items', $items);
-        $statuses = [
-            'sold_out_status'  => [
-                'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::sold_out,
-                'desc'  => EEH_Template::pretty_status(EE_Datetime::sold_out, false, 'sentence'),
-            ],
-            'active_status'    => [
-                'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::active,
-                'desc'  => EEH_Template::pretty_status(EE_Datetime::active, false, 'sentence'),
-            ],
-            'upcoming_status'  => [
-                'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::upcoming,
-                'desc'  => EEH_Template::pretty_status(EE_Datetime::upcoming, false, 'sentence'),
-            ],
-            'postponed_status' => [
-                'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::postponed,
-                'desc'  => EEH_Template::pretty_status(EE_Datetime::postponed, false, 'sentence'),
-            ],
-            'cancelled_status' => [
-                'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::cancelled,
-                'desc'  => EEH_Template::pretty_status(EE_Datetime::cancelled, false, 'sentence'),
-            ],
-            'expired_status'   => [
-                'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::expired,
-                'desc'  => EEH_Template::pretty_status(EE_Datetime::expired, false, 'sentence'),
-            ],
-            'inactive_status'  => [
-                'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::inactive,
-                'desc'  => EEH_Template::pretty_status(EE_Datetime::inactive, false, 'sentence'),
-            ],
-        ];
-        $statuses = apply_filters('FHEE__Events_Admin_Page__event_legend_items__statuses', $statuses);
-        return array_merge($items, $statuses);
-    }
-
-
-    /**
-     * @return EEM_Event
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    private function _event_model(): EEM_Event
-    {
-        if (! $this->_event_model instanceof EEM_Event) {
-            $this->_event_model = EE_Registry::instance()->load_model('Event');
-        }
-        return $this->_event_model;
-    }
-
-
-    /**
-     * Adds extra buttons to the WP CPT permalink field row.
-     * Method is called from parent and is hooked into the wp 'get_sample_permalink_html' filter.
-     *
-     * @param string      $return    the current html
-     * @param int         $id        the post id for the page
-     * @param string|null $new_title What the title is
-     * @param string|null $new_slug  what the slug is
-     * @return string            The new html string for the permalink area
-     * @deprecated 5.0.0.p
-     * @see        TicketSelectorShortcodeButton::addButton
-     */
-    public function extra_permalink_field_buttons(
-        string $return,
-        int $id,
-        ?string $new_title,
-        ?string $new_slug
-    ): string {
-        return TicketSelectorShortcodeButton::addButton($return, $id, $new_title, $new_slug);
-    }
-
-
-    /**
-     * _events_overview_list_table
-     * This contains the logic for showing the events_overview list
-     *
-     * @access protected
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _events_overview_list_table()
-    {
-        $after_list_table = [];
-        $links_html       = EEH_HTML::div('', '', 'ee-admin-section ee-layout-stack');
-        $links_html       .= EEH_HTML::h3(esc_html__('Links', 'event_espresso'));
-        $links_html       .= EEH_HTML::div(
-            EEH_Template::get_button_or_link(
-                get_post_type_archive_link('espresso_events'),
-                esc_html__('View Event Archive Page', 'event_espresso'),
-                'button button--small button--secondary'
-            ),
-            '',
-            'ee-admin-button-row ee-admin-button-row--align-start'
-        );
-        $links_html       .= EEH_HTML::divx();
-
-        $after_list_table['view_event_list_button'] = $links_html;
-
-        $after_list_table['legend'] = $this->_display_legend($this->_event_legend_items());
-        $this->_admin_page_title    .= ' ' . $this->get_action_link_or_button(
-                'create_new',
-                'add',
-                [],
-                'add-new-h2'
-            );
-
-        $this->_template_args['after_list_table'] = array_merge(
-            (array) $this->_template_args['after_list_table'],
-            $after_list_table
-        );
-        $this->display_admin_list_table_page_with_no_sidebar();
-    }
-
-
-    /**
-     * this allows for extra misc actions in the default WP publish box
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function extra_misc_actions_publish_box()
-    {
-        $this->_generate_publish_box_extra_content();
-    }
-
-
-    /**
-     * This is hooked into the WordPress do_action('save_post') hook and runs after the custom post type has been
-     * saved.
-     * Typically you would use this to save any additional data.
-     * Keep in mind also that "save_post" runs on EVERY post update to the database.
-     * ALSO very important.  When a post transitions from scheduled to published,
-     * the save_post action is fired but you will NOT have any _POST data containing any extra info you may have from
-     * other meta saves. So MAKE sure that you handle this accordingly.
-     *
-     * @access protected
-     * @abstract
-     * @param string  $post_id The ID of the cpt that was saved (so you can link relationally)
-     * @param WP_Post $post    The post object of the cpt that was saved.
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _insert_update_cpt_item($post_id, $post)
-    {
-        if ($post instanceof WP_Post && $post->post_type !== 'espresso_events') {
-            // get out we're not processing an event save.
-            return;
-        }
-        $event_values = [
-            'EVT_member_only'     => $this->request->getRequestParam('member_only', false, DataType::BOOL),
-            'EVT_allow_overflow'  => $this->request->getRequestParam('EVT_allow_overflow', false, DataType::BOOL),
-            'EVT_timezone_string' => $this->request->getRequestParam('timezone_string'),
-        ];
-        // check if the new EDTR reg options meta box is being used, and if so, don't run updates for legacy version
-        if (! $this->admin_config->useAdvancedEditor() || ! $this->feature->allowed('use_reg_options_meta_box')) {
-            $event_values['EVT_display_ticket_selector']     = $this->request->getRequestParam(
-                'display_ticket_selector',
-                false,
-                'bool'
-            );
-            $event_values['EVT_additional_limit']            = min(
-                apply_filters('FHEE__EE_Events_Admin__insert_update_cpt_item__EVT_additional_limit_max', 255),
-                $this->request->getRequestParam(
-                    'additional_limit',
-                    EEM_Event::get_default_additional_limit(),
-                    'int'
-                )
-            );
-            $event_values['EVT_default_registration_status'] = $this->request->getRequestParam(
-                'EVT_default_registration_status',
-                EE_Registry::instance()->CFG->registration->default_STS_ID
-            );
-
-            $event_values['EVT_external_URL'] = $this->request->getRequestParam('externalURL');
-            $event_values['EVT_phone']        = $this->request->getRequestParam('event_phone');
-            $event_values['EVT_display_desc'] = $this->request->getRequestParam('display_desc', false, DataType::BOOL);
-        } elseif ($post instanceof WP_Post) {
-            $event_values['EVT_name'] = $post->post_title;
-            $event_values['EVT_desc'] = $post->post_content;
-        }
-        // update event
-        $success = $this->_event_model()->update_by_ID($event_values, $post_id);
-        // get event_object for other metaboxes...
-        // though it would seem to make sense to just use $this->_event_model()->get_one_by_ID( $post_id )..
-        // i have to setup where conditions to override the filters in the model
-        // that filter out auto-draft and inherit statuses so we GET the inherit id!
-        /** @var EE_Event $event */
-        $event = $this->_event_model()->get_one(
-            [
-                [
-                    $this->_event_model()->primary_key_name() => $post_id,
-                    'OR'                                      => [
-                        'status'   => $post->post_status,
-                        // if trying to "Publish" a sold out event, it's status will get switched back to "sold_out" in the db,
-                        // but the returned object here has a status of "publish", so use the original post status as well
-                        'status*1' => $this->request->getRequestParam('original_post_status'),
-                    ],
-                ],
-            ]
-        );
-
-        // the following are default callbacks for event attachment updates
-        // that can be overridden by caffeinated functionality and/or addons.
-        $event_update_callbacks = [];
-        if (! $this->admin_config->useAdvancedEditor()) {
-            $event_update_callbacks['_default_venue_update']   = [$this, '_default_venue_update'];
-            $event_update_callbacks['_default_tickets_update'] = [$this, '_default_tickets_update'];
-        }
-        $event_update_callbacks = apply_filters(
-            'FHEE__Events_Admin_Page___insert_update_cpt_item__event_update_callbacks',
-            $event_update_callbacks
-        );
-
-        $att_success = true;
-        foreach ($event_update_callbacks as $e_callback) {
-            $_success = is_callable($e_callback)
-                ? $e_callback($event, $this->request->requestParams())
-                : false;
-            // if ANY of these updates fail then we want the appropriate global error message
-            $att_success = $_success !== false ? $att_success : false;
-        }
-        // any errors?
-        if ($success && $att_success === false) {
-            EE_Error::add_error(
-                esc_html__(
-                    'Event Details saved successfully but something went wrong with saving attachments.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        } elseif ($success === false) {
-            EE_Error::add_error(
-                esc_html__('Event Details did not save successfully.', 'event_espresso'),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-    }
-
-
-    /**
-     * @param int $post_id
-     * @param int $revision_id
-     * @throws EE_Error
-     * @throws EE_Error
-     * @throws ReflectionException
-     * @see parent::restore_item()
-     */
-    protected function _restore_cpt_item(int $post_id, int $revision_id)
-    {
-        // copy existing event meta to new post
-        $post_evt = $this->_event_model()->get_one_by_ID($post_id);
-        if ($post_evt instanceof EE_Event) {
-            // meta revision restore
-            $post_evt->restore_revision($revision_id);
-            // related objs restore
-            $post_evt->restore_revision($revision_id, ['Venue', 'Datetime', 'Price']);
-        }
-    }
-
-
-    /**
-     * Attach the venue to the Event
-     *
-     * @param EE_Event $event Event Object to add the venue to
-     * @param array    $data  The request data from the form
-     * @return bool           Success or fail.
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _default_venue_update(EE_Event $event, array $data): bool
-    {
-        require_once(EE_MODELS . 'EEM_Venue.model.php');
-        $venue_model = EE_Registry::instance()->load_model('Venue');
-        $venue_id    = ! empty($data['venue_id']) ? $data['venue_id'] : null;
-        // very important.  If we don't have a venue name...
-        // then we'll get out because not necessary to create empty venue
-        if (empty($data['venue_title'])) {
-            return false;
-        }
-        $venue_array = [
-            'VNU_wp_user'         => $event->get('EVT_wp_user'),
-            'VNU_name'            => $data['venue_title'],
-            'VNU_desc'            => ! empty($data['venue_description']) ? $data['venue_description'] : null,
-            'VNU_identifier'      => ! empty($data['venue_identifier']) ? $data['venue_identifier'] : null,
-            'VNU_short_desc'      => ! empty($data['venue_short_description'])
-                ? $data['venue_short_description']
-                : null,
-            'VNU_address'         => ! empty($data['address']) ? $data['address'] : null,
-            'VNU_address2'        => ! empty($data['address2']) ? $data['address2'] : null,
-            'VNU_city'            => ! empty($data['city']) ? $data['city'] : null,
-            'STA_ID'              => ! empty($data['state']) ? $data['state'] : null,
-            'CNT_ISO'             => ! empty($data['countries']) ? $data['countries'] : null,
-            'VNU_zip'             => ! empty($data['zip']) ? $data['zip'] : null,
-            'VNU_phone'           => ! empty($data['venue_phone']) ? $data['venue_phone'] : null,
-            'VNU_capacity'        => ! empty($data['venue_capacity']) ? $data['venue_capacity'] : null,
-            'VNU_url'             => ! empty($data['venue_url']) ? $data['venue_url'] : null,
-            'VNU_virtual_phone'   => ! empty($data['virtual_phone']) ? $data['virtual_phone'] : null,
-            'VNU_virtual_url'     => ! empty($data['virtual_url']) ? $data['virtual_url'] : null,
-            'VNU_enable_for_gmap' => isset($data['enable_for_gmap']) ? 1 : 0,
-            'status'              => 'publish',
-        ];
-        // if we've got the venue_id then we're just updating the existing venue so let's do that and then get out.
-        if (! empty($venue_id)) {
-            $update_where  = [$venue_model->primary_key_name() => $venue_id];
-            $rows_affected = $venue_model->update($venue_array, [$update_where]);
-            // we've gotta make sure that the venue is always attached to a revision..
-            // add_relation_to should take care of making sure that the relation is already present.
-            $event->_add_relation_to($venue_id, 'Venue');
-            return $rows_affected > 0;
-        }
-        // we insert the venue
-        $venue_id = $venue_model->insert($venue_array);
-        $event->_add_relation_to($venue_id, 'Venue');
-        return ! empty($venue_id);
-        // when we have the ancestor come in it's already been handled by the revision save.
-    }
-
-
-    /**
-     * Handles saving everything related to Tickets (datetimes, tickets, prices)
-     *
-     * @param EE_Event $event The Event object we're attaching data to
-     * @param array    $data  The request data from the form
-     * @return array
-     * @throws EE_Error
-     * @throws ReflectionException
-     * @throws Exception
-     */
-    protected function _default_tickets_update(EE_Event $event, array $data): array
-    {
-        if ($this->admin_config->useAdvancedEditor()) {
-            return [];
-        }
-        $datetime       = null;
-        $saved_tickets  = [];
-        $event_timezone = $event->get_timezone();
-        $date_formats   = ['Y-m-d', 'h:i a'];
-        foreach ($data['edit_event_datetimes'] as $row => $datetime_data) {
-            // trim all values to ensure any excess whitespace is removed.
-            $datetime_data                = array_map('trim', $datetime_data);
-            $datetime_data['DTT_EVT_end'] = ! empty($datetime_data['DTT_EVT_end'])
-                    ? $datetime_data['DTT_EVT_end']
-                    : $datetime_data['DTT_EVT_start'];
-            $datetime_values              = [
-                'DTT_ID'        => ! empty($datetime_data['DTT_ID']) ? $datetime_data['DTT_ID'] : null,
-                'DTT_EVT_start' => $datetime_data['DTT_EVT_start'],
-                'DTT_EVT_end'   => $datetime_data['DTT_EVT_end'],
-                'DTT_reg_limit' => empty($datetime_data['DTT_reg_limit']) ? EE_INF : $datetime_data['DTT_reg_limit'],
-                'DTT_order'     => $row,
-            ];
-            // if we have an id then let's get existing object first and then set the new values.
-            //  Otherwise we instantiate a new object for save.
-            if (! empty($datetime_data['DTT_ID'])) {
-                $datetime = EEM_Datetime::instance($event_timezone)->get_one_by_ID($datetime_data['DTT_ID']);
-                if (! $datetime instanceof EE_Datetime) {
-                    throw new RuntimeException(
-                        sprintf(
-                            esc_html__(
-                                'Something went wrong! A valid Datetime could not be retrieved from the database using the supplied ID: %1$d',
-                                'event_espresso'
-                            ),
-                            $datetime_data['DTT_ID']
-                        )
-                    );
-                }
-                $datetime->set_date_format($date_formats[0]);
-                $datetime->set_time_format($date_formats[1]);
-                foreach ($datetime_values as $field => $value) {
-                    $datetime->set($field, $value);
-                }
-            } else {
-                $datetime = EE_Datetime::new_instance($datetime_values, $event_timezone, $date_formats);
-            }
-            if (! $datetime instanceof EE_Datetime) {
-                throw new RuntimeException(
-                    sprintf(
-                        esc_html__(
-                            'Something went wrong! A valid Datetime could not be generated or retrieved using the supplied data: %1$s',
-                            'event_espresso'
-                        ),
-                        print_r($datetime_values, true)
-                    )
-                );
-            }
-            // before going any further make sure our dates are setup correctly
-            // so that the end date is always equal or greater than the start date.
-            if ($datetime->get_raw('DTT_EVT_start') > $datetime->get_raw('DTT_EVT_end')) {
-                $datetime->set('DTT_EVT_end', $datetime->get('DTT_EVT_start'));
-                $datetime = EEH_DTT_Helper::date_time_add($datetime, 'DTT_EVT_end', 'days');
-            }
-            $datetime->save();
-            $event->_add_relation_to($datetime, 'Datetime');
-        }
-        // no datetimes get deleted so we don't do any of that logic here.
-        // update tickets next
-        $old_tickets = isset($data['ticket_IDs']) ? explode(',', $data['ticket_IDs']) : [];
-
-        // set up some default start and end dates in case those are not present in the incoming data
-        $default_start_date = new DateTime('now', new DateTimeZone($event->get_timezone()));
-        $default_start_date = $default_start_date->format($date_formats[0] . ' ' . $date_formats[1]);
-        // use the start date of the first datetime for the end date
-        $first_datetime   = $event->first_datetime();
-        $default_end_date = $first_datetime->start_date_and_time($date_formats[0], $date_formats[1]);
-
-        // now process the incoming data
-        foreach ($data['edit_tickets'] as $row => $ticket_data) {
-            $update_prices = false;
-            $ticket_price  = $data['edit_prices'][ $row ][1]['PRC_amount'] ?? 0;
-            // trim inputs to ensure any excess whitespace is removed.
-            $ticket_data   = array_map('trim', $ticket_data);
-            $ticket_values = [
-                'TKT_ID'          => ! empty($ticket_data['TKT_ID']) ? $ticket_data['TKT_ID'] : null,
-                'TTM_ID'          => ! empty($ticket_data['TTM_ID']) ? $ticket_data['TTM_ID'] : 0,
-                'TKT_name'        => ! empty($ticket_data['TKT_name']) ? $ticket_data['TKT_name'] : '',
-                'TKT_description' => ! empty($ticket_data['TKT_description']) ? $ticket_data['TKT_description'] : '',
-                'TKT_start_date'  => ! empty($ticket_data['TKT_start_date'])
-                    ? $ticket_data['TKT_start_date']
-                    : $default_start_date,
-                'TKT_end_date'    => ! empty($ticket_data['TKT_end_date'])
-                    ? $ticket_data['TKT_end_date']
-                    : $default_end_date,
-                'TKT_qty'         => ! empty($ticket_data['TKT_qty'])
-                                     || (isset($ticket_data['TKT_qty']) && (int) $ticket_data['TKT_qty'] === 0)
-                    ? $ticket_data['TKT_qty']
-                    : EE_INF,
-                'TKT_uses'        => ! empty($ticket_data['TKT_uses'])
-                                     || (isset($ticket_data['TKT_uses']) && (int) $ticket_data['TKT_uses'] === 0)
-                    ? $ticket_data['TKT_uses']
-                    : EE_INF,
-                'TKT_min'         => ! empty($ticket_data['TKT_min']) ? $ticket_data['TKT_min'] : 0,
-                'TKT_max'         => ! empty($ticket_data['TKT_max']) ? $ticket_data['TKT_max'] : EE_INF,
-                'TKT_order'       => $ticket_data['TKT_order'] ?? $row,
-                'TKT_price'       => $ticket_price,
-                'TKT_row'         => $row,
-            ];
-            // if this is a default ticket, then we need to set the TKT_ID to 0 and update accordingly,
-            // which means in turn that the prices will become new prices as well.
-            if (isset($ticket_data['TKT_is_default']) && $ticket_data['TKT_is_default']) {
-                $ticket_values['TKT_ID']         = 0;
-                $ticket_values['TKT_is_default'] = 0;
-                $update_prices                   = true;
-            }
-            // if we have a TKT_ID then we need to get that existing TKT_obj and update it
-            // we actually do our saves ahead of adding any relations because its entirely possible that this
-            // ticket didn't get removed or added to any datetime in the session but DID have it's items modified.
-            // keep in mind that if the ticket has been sold (and we have changed pricing information),
-            // then we won't be updating the tkt but instead a new tkt will be created and the old one archived.
-            if (! empty($ticket_data['TKT_ID'])) {
-                $existing_ticket = EEM_Ticket::instance($event_timezone)->get_one_by_ID($ticket_data['TKT_ID']);
-                if (! $existing_ticket instanceof EE_Ticket) {
-                    throw new RuntimeException(
-                        sprintf(
-                            esc_html__(
-                                'Something went wrong! A valid Ticket could not be retrieved from the database using the supplied ID: %1$d',
-                                'event_espresso'
-                            ),
-                            $ticket_data['TKT_ID']
-                        )
-                    );
-                }
-                $ticket_sold = $existing_ticket->count_related(
-                        'Registration',
-                        [
-                            [
-                                'STS_ID' => [
-                                    'NOT IN',
-                                    [EEM_Registration::status_id_incomplete],
-                                ],
-                            ],
-                        ]
-                    ) > 0;
-                // let's just check the total price for the existing ticket and determine if it matches the new total price.
-                // if they are different then we create a new ticket (if $ticket_sold)
-                // if they aren't different then we go ahead and modify existing ticket.
-                $create_new_ticket = $ticket_sold
-                                     && $ticket_price !== $existing_ticket->price()
-                                     && ! $existing_ticket->deleted();
-                $existing_ticket->set_date_format($date_formats[0]);
-                $existing_ticket->set_time_format($date_formats[1]);
-                // set new values
-                foreach ($ticket_values as $field => $value) {
-                    if ($field == 'TKT_qty') {
-                        $existing_ticket->set_qty($value);
-                    } elseif ($field == 'TKT_price') {
-                        $existing_ticket->set('TKT_price', $ticket_price);
-                    } else {
-                        $existing_ticket->set($field, $value);
-                    }
-                }
-                $ticket = $existing_ticket;
-                // if $create_new_ticket is false then we can safely update the existing ticket.
-                //  Otherwise we have to create a new ticket.
-                if ($create_new_ticket) {
-                    // archive the old ticket first
-                    $existing_ticket->set('TKT_deleted', 1);
-                    $existing_ticket->save();
-                    // make sure this ticket is still recorded in our $saved_tickets
-                    // so we don't run it through the regular trash routine.
-                    $saved_tickets[ $existing_ticket->ID() ] = $existing_ticket;
-                    // create new ticket that's a copy of the existing except,
-                    // (a new id of course and not archived) AND has the new TKT_price associated with it.
-                    $new_ticket = clone $existing_ticket;
-                    $new_ticket->set('TKT_ID', 0);
-                    $new_ticket->set('TKT_deleted', 0);
-                    $new_ticket->set('TKT_sold', 0);
-                    // now we need to make sure that $new prices are created as well and attached to new ticket.
-                    $update_prices = true;
-                    $ticket        = $new_ticket;
-                }
-            } else {
-                // no TKT_id so a new ticket
-                $ticket_values['TKT_price'] = $ticket_price;
-                $ticket                     = EE_Ticket::new_instance($ticket_values, $event_timezone, $date_formats);
-                $update_prices              = true;
-            }
-            if (! $ticket instanceof EE_Ticket) {
-                throw new RuntimeException(
-                    sprintf(
-                        esc_html__(
-                            'Something went wrong! A valid Ticket could not be generated or retrieved using the supplied data: %1$s',
-                            'event_espresso'
-                        ),
-                        print_r($ticket_values, true)
-                    )
-                );
-            }
-            // cap ticket qty by datetime reg limits
-            $ticket->set_qty(min($ticket->qty(), $ticket->qty('reg_limit')));
-            // update ticket.
-            $ticket->save();
-            // before going any further make sure our dates are setup correctly
-            // so that the end date is always equal or greater than the start date.
-            if ($ticket->get_raw('TKT_start_date') > $ticket->get_raw('TKT_end_date')) {
-                $ticket->set('TKT_end_date', $ticket->get('TKT_start_date'));
-                $ticket = EEH_DTT_Helper::date_time_add($ticket, 'TKT_end_date', 'days');
-                $ticket->save();
-            }
-            // initially let's add the ticket to the datetime
-            $datetime->_add_relation_to($ticket, 'Ticket');
-            $saved_tickets[ $ticket->ID() ] = $ticket;
-            // add prices to ticket
-            $prices_data = isset($data['edit_prices'][ $row ]) && is_array($data['edit_prices'][ $row ])
-                ? $data['edit_prices'][ $row ]
-                : [];
-            $this->_add_prices_to_ticket($prices_data, $ticket, $update_prices);
-        }
-        // however now we need to handle permanently deleting tickets via the ui.
-        // Keep in mind that the ui does not allow deleting/archiving tickets that have ticket sold.
-        // However, it does allow for deleting tickets that have no tickets sold,
-        // in which case we want to get rid of permanently because there is no need to save in db.
-        $old_tickets     = isset($old_tickets[0]) && $old_tickets[0] === '' ? [] : $old_tickets;
-        $tickets_removed = array_diff($old_tickets, array_keys($saved_tickets));
-        foreach ($tickets_removed as $id) {
-            $id = absint($id);
-            // get the ticket for this id
-            $ticket_to_remove = EEM_Ticket::instance()->get_one_by_ID($id);
-            if (! $ticket_to_remove instanceof EE_Ticket) {
-                continue;
-            }
-            // need to get all the related datetimes on this ticket and remove from every single one of them
-            // (remember this process can ONLY kick off if there are NO tickets sold)
-            $related_datetimes = $ticket_to_remove->get_many_related('Datetime');
-            foreach ($related_datetimes as $related_datetime) {
-                $ticket_to_remove->_remove_relation_to($related_datetime, 'Datetime');
-            }
-            // need to do the same for prices (except these prices can also be deleted because again,
-            // tickets can only be trashed if they don't have any TKTs sold (otherwise they are just archived))
-            $ticket_to_remove->delete_related_permanently('Price');
-            // finally let's delete this ticket
-            // (which should not be blocked at this point b/c we've removed all our relationships)
-            $ticket_to_remove->delete_permanently();
-        }
-        return [$datetime, $saved_tickets];
-    }
-
-
-    /**
-     * This attaches a list of given prices to a ticket.
-     * Note we dont' have to worry about ever removing relationships (or archiving prices)
-     * because if there is a change in price information on a ticket, a new ticket is created anyways
-     * so the archived ticket will retain the old price info and prices are automatically "archived" via the ticket.
-     *
-     * @access  private
-     * @param array     $prices_data Array of prices from the form.
-     * @param EE_Ticket $ticket      EE_Ticket object that prices are being attached to.
-     * @param bool      $new_prices  Whether attach existing incoming prices or create new ones.
-     * @return  void
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    private function _add_prices_to_ticket(array $prices_data, EE_Ticket $ticket, bool $new_prices = false)
-    {
-        $timezone = $ticket->get_timezone();
-        foreach ($prices_data as $row => $price_data) {
-            $price_values = [
-                'PRC_ID'         => ! empty($price_data['PRC_ID']) ? $price_data['PRC_ID'] : null,
-                'PRT_ID'         => ! empty($price_data['PRT_ID']) ? $price_data['PRT_ID'] : null,
-                'PRC_amount'     => ! empty($price_data['PRC_amount']) ? $price_data['PRC_amount'] : 0,
-                'PRC_name'       => ! empty($price_data['PRC_name']) ? $price_data['PRC_name'] : '',
-                'PRC_desc'       => ! empty($price_data['PRC_desc']) ? $price_data['PRC_desc'] : '',
-                'PRC_is_default' => 0, // make sure prices are NOT set as default from this context
-                'PRC_order'      => $row,
-            ];
-            if ($new_prices || empty($price_values['PRC_ID'])) {
-                $price_values['PRC_ID'] = 0;
-                $price                  = EE_Price::new_instance($price_values, $timezone);
-            } else {
-                $price = EEM_Price::instance($timezone)->get_one_by_ID($price_data['PRC_ID']);
-                // update this price with new values
-                foreach ($price_values as $field => $new_price) {
-                    $price->set($field, $new_price);
-                }
-            }
-            if (! $price instanceof EE_Price) {
-                throw new RuntimeException(
-                    sprintf(
-                        esc_html__(
-                            'Something went wrong! A valid Price could not be generated or retrieved using the supplied data: %1$s',
-                            'event_espresso'
-                        ),
-                        print_r($price_values, true)
-                    )
-                );
-            }
-            $price->save();
-            $ticket->_add_relation_to($price, 'Price');
-        }
-    }
-
-
-    /**
-     * Add in our autosave ajax handlers
-     */
-    protected function _ee_autosave_create_new()
-    {
-    }
-
-
-    /**
-     * More autosave handlers.
-     */
-    protected function _ee_autosave_edit()
-    {
-    }
-
-
-    /**
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    private function _generate_publish_box_extra_content()
-    {
-        // load formatter helper
-        // args for getting related registrations
-        $approved_query_args        = [
-            [
-                'REG_deleted' => 0,
-                'STS_ID'      => EEM_Registration::status_id_approved,
-            ],
-        ];
-        $not_approved_query_args    = [
-            [
-                'REG_deleted' => 0,
-                'STS_ID'      => EEM_Registration::status_id_not_approved,
-            ],
-        ];
-        $pending_payment_query_args = [
-            [
-                'REG_deleted' => 0,
-                'STS_ID'      => EEM_Registration::status_id_pending_payment,
-            ],
-        ];
-        // publish box
-        $publish_box_extra_args = [
-            'view_approved_reg_url'        => add_query_arg(
-                [
-                    'action'      => 'default',
-                    'event_id'    => $this->_cpt_model_obj->ID(),
-                    '_reg_status' => EEM_Registration::status_id_approved,
-                    'use_filters' => true,
-                ],
-                REG_ADMIN_URL
-            ),
-            'view_not_approved_reg_url'    => add_query_arg(
-                [
-                    'action'      => 'default',
-                    'event_id'    => $this->_cpt_model_obj->ID(),
-                    '_reg_status' => EEM_Registration::status_id_not_approved,
-                    'use_filters' => true,
-                ],
-                REG_ADMIN_URL
-            ),
-            'view_pending_payment_reg_url' => add_query_arg(
-                [
-                    'action'      => 'default',
-                    'event_id'    => $this->_cpt_model_obj->ID(),
-                    '_reg_status' => EEM_Registration::status_id_pending_payment,
-                    'use_filters' => true,
-                ],
-                REG_ADMIN_URL
-            ),
-            'approved_regs'                => $this->_cpt_model_obj->count_related(
-                'Registration',
-                $approved_query_args
-            ),
-            'not_approved_regs'            => $this->_cpt_model_obj->count_related(
-                'Registration',
-                $not_approved_query_args
-            ),
-            'pending_payment_regs'         => $this->_cpt_model_obj->count_related(
-                'Registration',
-                $pending_payment_query_args
-            ),
-            'misc_pub_section_class'       => apply_filters(
-                'FHEE_Events_Admin_Page___generate_publish_box_extra_content__misc_pub_section_class',
-                'misc-pub-section'
-            ),
-        ];
-        ob_start();
-        do_action(
-            'AHEE__Events_Admin_Page___generate_publish_box_extra_content__event_editor_overview_add',
-            $this->_cpt_model_obj
-        );
-        $publish_box_extra_args['event_editor_overview_add'] = ob_get_clean();
-        // load template
-        EEH_Template::display_template(
-            EVENTS_TEMPLATE_PATH . 'event_publish_box_extras.template.php',
-            $publish_box_extra_args
-        );
-    }
-
-
-    /**
-     * @return EE_Event
-     */
-    public function get_event_object()
-    {
-        return $this->_cpt_model_obj;
-    }
-
-
-
-
-    /** METABOXES * */
-    /**
-     * _register_event_editor_meta_boxes
-     * add all metaboxes related to the event_editor
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _register_event_editor_meta_boxes()
-    {
-        $this->verify_cpt_object();
-        $use_advanced_editor = $this->admin_config->useAdvancedEditor();
-        // check if the new EDTR reg options meta box is being used, and if so, don't load the legacy version
-        if (! $use_advanced_editor || ! $this->feature->allowed('use_reg_options_meta_box')) {
-            $this->addMetaBox(
-                'espresso_event_editor_event_options',
-                esc_html__('Event Registration Options', 'event_espresso'),
-                [$this, 'registration_options_meta_box'],
-                $this->page_slug,
-                'side'
-            );
-        }
-        if (! $use_advanced_editor) {
-            $this->addMetaBox(
-                'espresso_event_editor_tickets',
-                esc_html__('Event Datetime & Ticket', 'event_espresso'),
-                [$this, 'ticket_metabox'],
-                $this->page_slug,
-                'normal',
-                'high'
-            );
-        } elseif ($this->feature->allowed('use_reg_options_meta_box')) {
-            add_action(
-                'add_meta_boxes_espresso_events',
-                function () {
-                    global $current_screen;
-                    remove_meta_box('authordiv', $current_screen, 'normal');
-                },
-                99
-            );
-        }
-        // NOTE: if you're looking for other metaboxes in here,
-        // where a metabox has a related management page in the admin
-        // you will find it setup in the related management page's "_Hooks" file.
-        // i.e. messages metabox is found in "espresso_events_Messages_Hooks.class.php".
-    }
-
-
-    /**
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function ticket_metabox()
-    {
-        $existing_datetime_ids = $existing_ticket_ids = [];
-        // defaults for template args
-        $template_args = [
-            'ticket_rows'       => '',
-            'total_ticket_rows' => 1,
-            'trash_icon'        => 'dashicons dashicons-lock',
-            'disabled'          => '',
-        ];
-        $event_id      = is_object($this->_cpt_model_obj) ? $this->_cpt_model_obj->ID() : null;
-        /**
-         * 1. Start with retrieving Datetimes
-         * 2. Fore each datetime get related tickets
-         * 3. For each ticket get related prices
-         */
-        /** @var EEM_Datetime $datetime_model */
-        $datetime_model = EE_Registry::instance()->load_model('Datetime');
-        /** @var EEM_Ticket $datetime_model */
-        $ticket_model = EE_Registry::instance()->load_model('Ticket');
-        $times        = $datetime_model->get_all_event_dates($event_id);
-        /** @type EE_Datetime $first_datetime */
-        $first_datetime = reset($times);
-        // do we get related tickets?
-        if (
-            $first_datetime instanceof EE_Datetime
-            && $first_datetime->ID() !== 0
-        ) {
-            $existing_datetime_ids[] = $first_datetime->get('DTT_ID');
-            $template_args['time']   = $first_datetime;
-            $related_tickets         = $first_datetime->tickets(
-                [
-                    ['OR' => ['TKT_deleted' => 1, 'TKT_deleted*' => 0]],
-                    'default_where_conditions' => 'none',
-                ]
-            );
-            if (! empty($related_tickets)) {
-                $template_args['total_ticket_rows'] = count($related_tickets);
-                $row                                = 0;
-                foreach ($related_tickets as $ticket) {
-                    $existing_ticket_ids[]        = $ticket->get('TKT_ID');
-                    $template_args['ticket_rows'] .= $this->_get_ticket_row($ticket, false, $row);
-                    $row++;
-                }
-            } else {
-                $template_args['total_ticket_rows'] = 1;
-                /** @type EE_Ticket $ticket */
-                $ticket                       = $ticket_model->create_default_object();
-                $template_args['ticket_rows'] .= $this->_get_ticket_row($ticket);
-            }
-        } else {
-            $template_args['time'] = $times[0];
-            /** @type EE_Ticket[] $tickets */
-            $tickets                      = $ticket_model->get_all_default_tickets();
-            $template_args['ticket_rows'] .= $this->_get_ticket_row($tickets[1]);
-            // NOTE: we're just sending the first default row
-            // (decaf can't manage default tickets so this should be sufficient);
-        }
-        $template_args['event_datetime_help_link'] = $this->_get_help_tab_link(
-            'event_editor_event_datetimes_help_tab'
-        );
-        $template_args['ticket_options_help_link'] = $this->_get_help_tab_link('ticket_options_info');
-        $template_args['existing_datetime_ids']    = implode(',', $existing_datetime_ids);
-        $template_args['existing_ticket_ids']      = implode(',', $existing_ticket_ids);
-        $template_args['ticket_js_structure']      = $this->_get_ticket_row(
-            $ticket_model->create_default_object(),
-            true
-        );
-        $template                                  = apply_filters(
-            'FHEE__Events_Admin_Page__ticket_metabox__template',
-            EVENTS_TEMPLATE_PATH . 'event_tickets_metabox_main.template.php'
-        );
-        EEH_Template::display_template($template, $template_args);
-    }
-
-
-    /**
-     * Setup an individual ticket form for the decaf event editor page
+	/**
+	 * primary key for the event model
+	 */
+	private int $EVT_ID = 0;
+
+	/**
+	 * This will hold the event object for event_details screen.
+	 *
+	 * @var EE_Event|null $_event
+	 */
+	protected ?EE_Event $_event = null;
+
+	/**
+	 * This will hold the category object for category_details screen.
+	 */
+	protected ?stdClass $_category = null;
+
+	protected ?EEM_Event $_event_model = null;
+
+	/**
+	 * @var EE_Event|EE_CPT_Base|null $_cpt_model_obj
+	 */
+	protected $_cpt_model_obj;
+
+	protected ?NodeGroupDao $model_obj_node_group_persister = null;
+
+	protected ?AdvancedEditorAdminFormSection $advanced_editor_admin_form = null;
+
+
+	/**
+	 * Initialize page props for this admin page group.
+	 */
+	protected function _init_page_props()
+	{
+		// is there a evt_id in the request?
+		$this->EVT_ID = $this->request->getRequestParam('EVT_ID', 0, DataType::INT);
+		$this->EVT_ID = $this->request->getRequestParam('post', $this->EVT_ID, DataType::INT);
+		$this->EVT_ID = $this->request->getRequestParam('post_ID', $this->EVT_ID, DataType::INT);
+
+		$this->page_slug        = EVENTS_PG_SLUG;
+		$this->page_label       = EVENTS_LABEL;
+		$this->_admin_base_url  = EVENTS_ADMIN_URL;
+		$this->_admin_base_path = EVENTS_ADMIN;
+		$this->_cpt_model_names = [
+			'create_new' => 'EEM_Event',
+			'edit'       => 'EEM_Event',
+		];
+		$this->_cpt_edit_routes = [
+			'espresso_events' => 'edit',
+		];
+		add_action(
+			'AHEE__EE_Admin_Page_CPT__set_model_object__after_set_object',
+			[$this, 'verify_event_edit'],
+			10,
+			2
+		);
+	}
+
+
+	/**
+	 * Sets the ajax hooks used for this admin page group.
+	 */
+	protected function _ajax_hooks()
+	{
+		add_action('wp_ajax_ee_save_timezone_setting', [$this, 'saveTimezoneString']);
+	}
+
+
+	/**
+	 * Sets the page properties for this admin page group.
+	 */
+	protected function _define_page_props()
+	{
+		$this->_admin_page_title = EVENTS_LABEL;
+		$this->_labels           = [
+			'buttons'      => [
+				'add'             => esc_html__('Add New Event', 'event_espresso'),
+				'edit'            => esc_html__('Edit Event', 'event_espresso'),
+				'delete'          => esc_html__('Delete Event', 'event_espresso'),
+				'add_category'    => esc_html__('Add New Category', 'event_espresso'),
+				'edit_category'   => esc_html__('Edit Category', 'event_espresso'),
+				'delete_category' => esc_html__('Delete Category', 'event_espresso'),
+			],
+			'editor_title' => [
+				'espresso_events' => esc_html__('Edit Event', 'event_espresso'),
+			],
+			'publishbox'   => [
+				'create_new'        => esc_html__('Save New Event', 'event_espresso'),
+				'edit'              => esc_html__('Update Event', 'event_espresso'),
+				'add_category'      => esc_html__('Save New Category', 'event_espresso'),
+				'edit_category'     => esc_html__('Update Category', 'event_espresso'),
+				'template_settings' => esc_html__('Update Settings', 'event_espresso'),
+			],
+		];
+	}
+
+
+	/**
+	 * Sets the page routes property for this admin page group.
+	 */
+	protected function _set_page_routes()
+	{
+		$this->_page_routes = [
+			'default'                       => [
+				'func'       => [$this, '_events_overview_list_table'],
+				'capability' => 'ee_read_events',
+			],
+			'create_new'                    => [
+				'func'       => [$this, '_create_new_cpt_item'],
+				'capability' => 'ee_edit_events',
+			],
+			'edit'                          => [
+				'func'       => [$this, '_edit_cpt_item'],
+				'capability' => 'ee_edit_event',
+				'obj_id'     => $this->EVT_ID,
+			],
+			'copy_event'                    => [
+				'func'       => [$this, '_copy_events'],
+				'capability' => 'ee_edit_event',
+				'obj_id'     => $this->EVT_ID,
+				'noheader'   => true,
+			],
+			'trash_event'                   => [
+				'func'       => [$this, '_trash_or_restore_event'],
+				'args'       => ['event_status' => 'trash'],
+				'capability' => 'ee_delete_event',
+				'obj_id'     => $this->EVT_ID,
+				'noheader'   => true,
+			],
+			'trash_events'                  => [
+				'func'       => [$this, '_trash_or_restore_events'],
+				'args'       => ['event_status' => 'trash'],
+				'capability' => 'ee_delete_events',
+				'noheader'   => true,
+			],
+			'restore_event'                 => [
+				'func'       => [$this, '_trash_or_restore_event'],
+				'args'       => ['event_status' => 'draft'],
+				'capability' => 'ee_delete_event',
+				'obj_id'     => $this->EVT_ID,
+				'noheader'   => true,
+			],
+			'restore_events'                => [
+				'func'       => [$this, '_trash_or_restore_events'],
+				'args'       => ['event_status' => 'draft'],
+				'capability' => 'ee_delete_events',
+				'noheader'   => true,
+			],
+			'delete_event'                  => [
+				'func'       => [$this, '_delete_event'],
+				'capability' => 'ee_delete_event',
+				'obj_id'     => $this->EVT_ID,
+				'noheader'   => true,
+			],
+			'delete_events'                 => [
+				'func'       => [$this, '_delete_events'],
+				'capability' => 'ee_delete_events',
+				'noheader'   => true,
+			],
+			'view_report'                   => [
+				'func'       => [$this, '_view_report'],
+				'capability' => 'ee_edit_events',
+			],
+			'default_event_settings'        => [
+				'func'       => [$this, '_default_event_settings'],
+				'capability' => 'manage_options',
+			],
+			'update_default_event_settings' => [
+				'func'       => [$this, '_update_default_event_settings'],
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			],
+			'template_settings'             => [
+				'func'       => [$this, '_template_settings'],
+				'capability' => 'manage_options',
+			],
+			// event category tab related
+			'add_category'                  => [
+				'func'       => [$this, '_category_details'],
+				'capability' => 'ee_edit_event_category',
+				'args'       => ['view' => 'add'],
+			],
+			'edit_category'                 => [
+				'func'       => [$this, '_category_details'],
+				'capability' => 'ee_edit_event_category',
+				'args'       => ['view' => 'edit'],
+			],
+			'delete_categories'             => [
+				'func'       => [$this, '_delete_categories'],
+				'capability' => 'ee_delete_event_category',
+				'noheader'   => true,
+			],
+			'delete_category'               => [
+				'func'       => [$this, '_delete_categories'],
+				'capability' => 'ee_delete_event_category',
+				'noheader'   => true,
+			],
+			'insert_category'               => [
+				'func'       => [$this, '_insert_or_update_category'],
+				'args'       => ['new_category' => true],
+				'capability' => 'ee_edit_event_category',
+				'noheader'   => true,
+			],
+			'update_category'               => [
+				'func'       => [$this, '_insert_or_update_category'],
+				'args'       => ['new_category' => false],
+				'capability' => 'ee_edit_event_category',
+				'noheader'   => true,
+			],
+			'category_list'                 => [
+				'func'       => [$this, '_category_list_table'],
+				'capability' => 'ee_manage_event_categories',
+			],
+			'preview_deletion'              => [
+				'func'       => [$this, 'previewDeletion'],
+				'capability' => 'ee_delete_events',
+			],
+			'confirm_deletion'              => [
+				'func'       => [$this, 'confirmDeletion'],
+				'capability' => 'ee_delete_events',
+				'noheader'   => true,
+			],
+		];
+	}
+
+
+	/**
+	 * Set the _page_config property for this admin page group.
+	 */
+	protected function _set_page_config()
+	{
+		$post_id            = $this->request->getRequestParam('post', 0, DataType::INT);
+		$EVT_CAT_ID         = $this->request->getRequestParam('EVT_CAT_ID', 0, DataType::INT);
+		$this->_page_config = [
+			'default'                => [
+				'nav'           => [
+					'label' => esc_html__('Overview', 'event_espresso'),
+					'icon'  => 'dashicons-list-view',
+					'order' => 10,
+				],
+				'list_table'    => 'Events_Admin_List_Table',
+				'help_tabs'     => [
+					'events_overview_help_tab'                       => [
+						'title'    => esc_html__('Events Overview', 'event_espresso'),
+						'filename' => 'events_overview',
+					],
+					'events_overview_table_column_headings_help_tab' => [
+						'title'    => esc_html__('Events Overview Table Column Headings', 'event_espresso'),
+						'filename' => 'events_overview_table_column_headings',
+					],
+					'events_overview_filters_help_tab'               => [
+						'title'    => esc_html__('Events Overview Filters', 'event_espresso'),
+						'filename' => 'events_overview_filters',
+					],
+					'events_overview_view_help_tab'                  => [
+						'title'    => esc_html__('Events Overview Views', 'event_espresso'),
+						'filename' => 'events_overview_views',
+					],
+					'events_overview_other_help_tab'                 => [
+						'title'    => esc_html__('Events Overview Other', 'event_espresso'),
+						'filename' => 'events_overview_other',
+					],
+				],
+				'require_nonce' => false,
+			],
+			'create_new'             => [
+				'nav'           => [
+					'label'      => esc_html__('Add New Event', 'event_espresso'),
+					'icon'       => 'dashicons-plus-alt',
+					'order'      => 15,
+					'persistent' => false,
+				],
+				'metaboxes'     => ['_register_event_editor_meta_boxes'],
+				'help_tabs'     => [
+					'event_editor_help_tab'                            => [
+						'title'    => esc_html__('Event Editor', 'event_espresso'),
+						'filename' => 'event_editor',
+					],
+					'event_editor_title_richtexteditor_help_tab'       => [
+						'title'    => esc_html__('Event Title & Rich Text Editor', 'event_espresso'),
+						'filename' => 'event_editor_title_richtexteditor',
+					],
+					'event_editor_venue_details_help_tab'              => [
+						'title'    => esc_html__('Event Venue Details', 'event_espresso'),
+						'filename' => 'event_editor_venue_details',
+					],
+					'event_editor_event_datetimes_help_tab'            => [
+						'title'    => esc_html__('Event Datetimes', 'event_espresso'),
+						'filename' => 'event_editor_event_datetimes',
+					],
+					'event_editor_event_tickets_help_tab'              => [
+						'title'    => esc_html__('Event Tickets', 'event_espresso'),
+						'filename' => 'event_editor_event_tickets',
+					],
+					'event_editor_event_registration_options_help_tab' => [
+						'title'    => esc_html__('Event Registration Options', 'event_espresso'),
+						'filename' => 'event_editor_event_registration_options',
+					],
+					'event_editor_tags_categories_help_tab'            => [
+						'title'    => esc_html__('Event Tags & Categories', 'event_espresso'),
+						'filename' => 'event_editor_tags_categories',
+					],
+					'event_editor_questions_registrants_help_tab'      => [
+						'title'    => esc_html__('Questions for Registrants', 'event_espresso'),
+						'filename' => 'event_editor_questions_registrants',
+					],
+					'event_editor_save_new_event_help_tab'             => [
+						'title'    => esc_html__('Save New Event', 'event_espresso'),
+						'filename' => 'event_editor_save_new_event',
+					],
+					'event_editor_other_help_tab'                      => [
+						'title'    => esc_html__('Event Other', 'event_espresso'),
+						'filename' => 'event_editor_other',
+					],
+				],
+				'qtips'         => ['EE_Event_Editor_Decaf_Tips'],
+				'require_nonce' => false,
+			],
+			'edit'                   => [
+				'nav'           => [
+					'label'      => esc_html__('Edit Event', 'event_espresso'),
+					'icon'       => 'dashicons-edit',
+					'order'      => 15,
+					'persistent' => false,
+					'url'        => $post_id
+						? EE_Admin_Page::add_query_args_and_nonce(
+							['post' => $post_id, 'action' => 'edit'],
+							$this->_current_page_view_url
+						)
+						: $this->_admin_base_url,
+				],
+				'metaboxes'     => ['_register_event_editor_meta_boxes'],
+				'help_tabs'     => [
+					'event_editor_help_tab'                            => [
+						'title'    => esc_html__('Event Editor', 'event_espresso'),
+						'filename' => 'event_editor',
+					],
+					'event_editor_title_richtexteditor_help_tab'       => [
+						'title'    => esc_html__('Event Title & Rich Text Editor', 'event_espresso'),
+						'filename' => 'event_editor_title_richtexteditor',
+					],
+					'event_editor_venue_details_help_tab'              => [
+						'title'    => esc_html__('Event Venue Details', 'event_espresso'),
+						'filename' => 'event_editor_venue_details',
+					],
+					'event_editor_event_datetimes_help_tab'            => [
+						'title'    => esc_html__('Event Datetimes', 'event_espresso'),
+						'filename' => 'event_editor_event_datetimes',
+					],
+					'event_editor_event_tickets_help_tab'              => [
+						'title'    => esc_html__('Event Tickets', 'event_espresso'),
+						'filename' => 'event_editor_event_tickets',
+					],
+					'event_editor_event_registration_options_help_tab' => [
+						'title'    => esc_html__('Event Registration Options', 'event_espresso'),
+						'filename' => 'event_editor_event_registration_options',
+					],
+					'event_editor_tags_categories_help_tab'            => [
+						'title'    => esc_html__('Event Tags & Categories', 'event_espresso'),
+						'filename' => 'event_editor_tags_categories',
+					],
+					'event_editor_questions_registrants_help_tab'      => [
+						'title'    => esc_html__('Questions for Registrants', 'event_espresso'),
+						'filename' => 'event_editor_questions_registrants',
+					],
+					'event_editor_save_new_event_help_tab'             => [
+						'title'    => esc_html__('Save New Event', 'event_espresso'),
+						'filename' => 'event_editor_save_new_event',
+					],
+					'event_editor_other_help_tab'                      => [
+						'title'    => esc_html__('Event Other', 'event_espresso'),
+						'filename' => 'event_editor_other',
+					],
+				],
+				'require_nonce' => false,
+			],
+			'default_event_settings' => [
+				'nav'           => [
+					'label' => esc_html__('Default Settings', 'event_espresso'),
+					'icon'  => 'dashicons-admin-generic',
+					'order' => 40,
+				],
+				'metaboxes'     => array_merge(['_publish_post_box'], $this->_default_espresso_metaboxes),
+				'labels'        => [
+					'publishbox' => esc_html__('Update Settings', 'event_espresso'),
+				],
+				'help_tabs'     => [
+					'default_settings_help_tab'        => [
+						'title'    => esc_html__('Default Event Settings', 'event_espresso'),
+						'filename' => 'events_default_settings',
+					],
+					'default_settings_status_help_tab' => [
+						'title'    => esc_html__('Default Registration Status', 'event_espresso'),
+						'filename' => 'events_default_settings_status',
+					],
+					'default_maximum_tickets_help_tab' => [
+						'title'    => esc_html__('Default Maximum Tickets Per Order', 'event_espresso'),
+						'filename' => 'events_default_settings_max_tickets',
+					],
+				],
+				'require_nonce' => false,
+			],
+			// template settings
+			'template_settings'      => [
+				'nav'           => [
+					'label' => esc_html__('Templates', 'event_espresso'),
+					'icon'  => 'dashicons-layout',
+					'order' => 30,
+				],
+				'metaboxes'     => $this->_default_espresso_metaboxes,
+				'help_tabs'     => [
+					'general_settings_templates_help_tab' => [
+						'title'    => esc_html__('Templates', 'event_espresso'),
+						'filename' => 'general_settings_templates',
+					],
+				],
+				'require_nonce' => false,
+			],
+			// event category stuff
+			'add_category'           => [
+				'nav'           => [
+					'label'      => esc_html__('Add Category', 'event_espresso'),
+					'icon'       => 'dashicons-plus-alt',
+					'order'      => 25,
+					'persistent' => false,
+				],
+				'help_tabs'     => [
+					'add_category_help_tab' => [
+						'title'    => esc_html__('Add New Event Category', 'event_espresso'),
+						'filename' => 'events_add_category',
+					],
+				],
+				'metaboxes'     => ['_publish_post_box'],
+				'require_nonce' => false,
+			],
+			'edit_category'          => [
+				'nav'           => [
+					'label'      => esc_html__('Edit Category', 'event_espresso'),
+					'icon'       => 'dashicons-edit',
+					'order'      => 25,
+					'persistent' => false,
+					'url'        => $EVT_CAT_ID
+						? add_query_arg(
+							['EVT_CAT_ID' => $EVT_CAT_ID],
+							$this->_current_page_view_url
+						)
+						: $this->_admin_base_url,
+				],
+				'help_tabs'     => [
+					'edit_category_help_tab' => [
+						'title'    => esc_html__('Edit Event Category', 'event_espresso'),
+						'filename' => 'events_edit_category',
+					],
+				],
+				'metaboxes'     => ['_publish_post_box'],
+				'require_nonce' => false,
+			],
+			'category_list'          => [
+				'nav'           => [
+					'label' => esc_html__('Categories', 'event_espresso'),
+					'icon'  => 'dashicons-networking',
+					'order' => 20,
+				],
+				'list_table'    => 'Event_Categories_Admin_List_Table',
+				'help_tabs'     => [
+					'events_categories_help_tab'                       => [
+						'title'    => esc_html__('Event Categories', 'event_espresso'),
+						'filename' => 'events_categories',
+					],
+					'events_categories_table_column_headings_help_tab' => [
+						'title'    => esc_html__('Event Categories Table Column Headings', 'event_espresso'),
+						'filename' => 'events_categories_table_column_headings',
+					],
+					'events_categories_view_help_tab'                  => [
+						'title'    => esc_html__('Event Categories Views', 'event_espresso'),
+						'filename' => 'events_categories_views',
+					],
+					'events_categories_other_help_tab'                 => [
+						'title'    => esc_html__('Event Categories Other', 'event_espresso'),
+						'filename' => 'events_categories_other',
+					],
+				],
+				'metaboxes'     => $this->_default_espresso_metaboxes,
+				'require_nonce' => false,
+			],
+			'preview_deletion'       => [
+				'nav'           => [
+					'label'      => esc_html__('Preview Deletion', 'event_espresso'),
+					'icon'       => 'dashicons-remove',
+					'order'      => 15,
+					'persistent' => false,
+					'url'        => '',
+				],
+				'require_nonce' => false,
+			],
+		];
+	}
+
+
+	/**
+	 * Used to register any global screen options if necessary for every route in this admin page group.
+	 */
+	protected function _add_screen_options()
+	{
+	}
+
+
+	/**
+	 * Implementing the screen options for the 'default' route.
+	 *
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _add_screen_options_default()
+	{
+		$this->_per_page_screen_option();
+	}
+
+
+	/**
+	 * Implementing screen options for the category list route.
+	 *
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _add_screen_options_category_list()
+	{
+		$page_title              = $this->_admin_page_title;
+		$this->_admin_page_title = esc_html__('Categories', 'event_espresso');
+		$this->_per_page_screen_option();
+		$this->_admin_page_title = $page_title;
+	}
+
+
+	/**
+	 * Used to register any global feature pointers for the admin page group.
+	 */
+	protected function _add_feature_pointers()
+	{
+	}
+
+
+	/**
+	 * Registers and enqueues any global scripts and styles for the entire admin page group.
+	 */
+	public function load_scripts_styles()
+	{
+		wp_register_style(
+			'events-admin-css',
+			EVENTS_ASSETS_URL . 'events-admin-page.css',
+			[],
+			EVENT_ESPRESSO_VERSION
+		);
+		wp_register_style(
+			'ee-cat-admin',
+			EVENTS_ASSETS_URL . 'ee-cat-admin.css',
+			[],
+			EVENT_ESPRESSO_VERSION
+		);
+		wp_enqueue_style('events-admin-css');
+		wp_enqueue_style('ee-cat-admin');
+		// scripts
+		wp_register_script(
+			'event_editor_js',
+			EVENTS_ASSETS_URL . 'event_editor.js',
+			['ee_admin_js', 'jquery-ui-slider', 'jquery-ui-timepicker-addon'],
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+	}
+
+
+	/**
+	 * Enqueuing scripts and styles specific to this view
+	 */
+	public function load_scripts_styles_create_new()
+	{
+		$this->load_scripts_styles_edit();
+	}
+
+
+	/**
+	 * Enqueuing scripts and styles specific to this view
+	 */
+	public function load_scripts_styles_edit()
+	{
+		// styles
+		wp_enqueue_style('espresso-ui-theme');
+		wp_register_style(
+			'event-editor-css',
+			EVENTS_ASSETS_URL . 'event-editor.css',
+			['ee-admin-css'],
+			EVENT_ESPRESSO_VERSION
+		);
+		wp_enqueue_style('event-editor-css');
+		// scripts
+		if (! $this->admin_config->useAdvancedEditor()) {
+			wp_register_script(
+				'event-datetime-metabox',
+				EVENTS_ASSETS_URL . 'event-datetime-metabox.js',
+				['event_editor_js', 'ee-datepicker'],
+				EVENT_ESPRESSO_VERSION
+			);
+			wp_enqueue_script('event-datetime-metabox');
+		}
+	}
+
+
+	/**
+	 * Populating the _views property for the category list table view.
+	 */
+	protected function _set_list_table_views_category_list()
+	{
+		$this->_views = [
+			'all' => [
+				'slug'        => 'all',
+				'label'       => esc_html__('All', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => [
+					'delete_categories' => esc_html__('Delete Permanently', 'event_espresso'),
+				],
+			],
+		];
+	}
+
+
+	/**
+	 * For adding anything that fires on the admin_init hook for any route within this admin page group.
+	 */
+	public function admin_init()
+	{
+		EE_Registry::$i18n_js_strings['image_confirm'] = esc_html__(
+			'Do you really want to delete this image? Please remember to update your event to complete the removal.',
+			'event_espresso'
+		);
+	}
+
+
+	/**
+	 * For adding anything that should be triggered on the admin_notices hook for any route within this admin page
+	 * group.
+	 */
+	public function admin_notices()
+	{
+	}
+
+
+	/**
+	 * For adding anything that should be triggered on the `admin_print_footer_scripts` hook for any route within
+	 * this admin page group.
+	 */
+	public function admin_footer_scripts()
+	{
+	}
+
+
+	/**
+	 * Call this function to verify if an event is public and has tickets for sale.  If it does, then we need to show a
+	 * warning (via EE_Error::add_error());
+	 *
+	 * @param EE_Event|null $event Event object
+	 * @param string        $req_type
+	 * @return void
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function verify_event_edit(?EE_Base_Class $event = null, string $req_type = '')
+	{
+		// don't need to do this when processing
+		if (! empty($req_type)) {
+			return;
+		}
+		// no event?
+		if (! $event instanceof EE_Event) {
+			$event = $this->_cpt_model_obj;
+		}
+		// STILL no event?
+		if (! $event instanceof EE_Event) {
+			return;
+		}
+		// don't need to keep calling this
+		remove_action(
+			'AHEE__EE_Admin_Page_CPT__set_model_object__after_set_object',
+			[$this, 'verify_event_edit']
+		);
+		$orig_status = $event->status();
+		// first check if event is active.
+		if (
+			$orig_status === EEM_Event::cancelled
+			|| $orig_status === EEM_Event::postponed
+			|| $event->is_expired()
+			|| $event->is_inactive()
+		) {
+			return;
+		}
+		// made it here so it IS active... next check that any of the tickets are sold.
+		if ($event->is_sold_out(true)) {
+			if ($orig_status !== EEM_Event::sold_out && $event->status() !== $orig_status) {
+				EE_Error::add_attention(
+					sprintf(
+						esc_html__(
+							'Please note that the Event Status has automatically been changed to %s because there are no more spaces available for this event.  However, this change is not permanent until you update the event.  You can change the status back to something else before updating if you wish.',
+							'event_espresso'
+						),
+						EEH_Template::pretty_status(EEM_Event::sold_out, false, 'sentence')
+					)
+				);
+			}
+			return;
+		}
+		if ($orig_status === EEM_Event::sold_out) {
+			EE_Error::add_attention(
+				sprintf(
+					esc_html__(
+						'Please note that the Event Status has automatically been changed to %s because more spaces have become available for this event, most likely due to abandoned transactions freeing up reserved tickets.  However, this change is not permanent until you update the event. If you wish, you can change the status back to something else before updating.',
+						'event_espresso'
+					),
+					EEH_Template::pretty_status($event->status(), false, 'sentence')
+				)
+			);
+		}
+		// now we need to determine if the event has any tickets on sale.  If not then we dont' show the error
+		if (! $event->tickets_on_sale()) {
+			return;
+		}
+		// made it here so show warning
+		$this->_edit_event_warning();
+	}
+
+
+	/**
+	 * This is the text used for when an event is being edited that is public and has tickets for sale.
+	 * When needed, hook this into a EE_Error::add_error() notice.
+	 *
+	 * @access protected
+	 * @return void
+	 */
+	protected function _edit_event_warning()
+	{
+		// we don't want to add warnings during these requests
+		if ($this->request->getRequestParam('action') === 'editpost') {
+			return;
+		}
+		EE_Error::add_attention(
+			sprintf(
+				esc_html__(
+					'Your event is open for registration. Making changes may disrupt any transactions in progress. %sLearn more%s',
+					'event_espresso'
+				),
+				'<a class="espresso-help-tab-lnk ee-help-tab-link">',
+				'</a>'
+			)
+		);
+	}
+
+
+	/**
+	 * When a user is creating a new event, notify them if they haven't set their timezone.
+	 * Otherwise, do the normal logic
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _create_new_cpt_item()
+	{
+		$has_timezone_string = get_option('timezone_string');
+		// only nag them about setting their timezone if it's their first event, and they haven't already done it
+		if (! $has_timezone_string && ! EEM_Event::instance()->exists([])) {
+			EE_Error::add_attention(
+				sprintf(
+					esc_html__(
+						'Your website\'s timezone is currently set to a UTC offset. We recommend updating your timezone to a city or region near you before you create an event. Change your timezone now:%1$s%2$s%3$sChange Timezone%4$s',
+						'event_espresso'
+					),
+					'<br>',
+					'<select id="timezone_string" name="timezone_string" aria-describedby="timezone-description">'
+					. EEH_DTT_Helper::wp_timezone_choice('', EEH_DTT_Helper::get_user_locale())
+					. '</select>',
+					'<button class="button button--secondary timezone-submit">',
+					'</button><span class="spinner"></span>'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+		parent::_create_new_cpt_item();
+	}
+
+
+	/**
+	 * Sets the _views property for the default route in this admin page group.
+	 */
+	protected function _set_list_table_views_default()
+	{
+		$this->_views = [
+			'all'   => [
+				'slug'        => 'all',
+				'label'       => esc_html__('View All Events', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => [
+					'trash_events' => esc_html__('Move to Trash', 'event_espresso'),
+				],
+			],
+			'draft' => [
+				'slug'        => 'draft',
+				'label'       => esc_html__('Draft', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => [
+					'trash_events' => esc_html__('Move to Trash', 'event_espresso'),
+				],
+			],
+		];
+		if ($this->capabilities->current_user_can('ee_delete_events', 'espresso_events_trash_events')) {
+			$this->_views['trash'] = [
+				'slug'        => 'trash',
+				'label'       => esc_html__('Trash', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => [
+					'restore_events' => esc_html__('Restore From Trash', 'event_espresso'),
+					'delete_events'  => esc_html__('Delete Permanently', 'event_espresso'),
+				],
+			];
+		}
+	}
+
+
+	/**
+	 * Provides the legend item array for the default list table view.
+	 *
+	 * @return array
+	 * @throws EE_Error
+	 * @throws EE_Error
+	 */
+	protected function _event_legend_items(): array
+	{
+		$items    = [
+			'view_details'   => [
+				'class' => 'dashicons dashicons-visibility',
+				'desc'  => esc_html__('View Event', 'event_espresso'),
+			],
+			'edit_event'     => [
+				'class' => 'dashicons dashicons-calendar-alt',
+				'desc'  => esc_html__('Edit Event Details', 'event_espresso'),
+			],
+			'view_attendees' => [
+				'class' => 'dashicons dashicons-groups',
+				'desc'  => esc_html__('View Registrations for Event', 'event_espresso'),
+			],
+		];
+		$items    = apply_filters('FHEE__Events_Admin_Page___event_legend_items__items', $items);
+		$statuses = [
+			'sold_out_status'  => [
+				'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::sold_out,
+				'desc'  => EEH_Template::pretty_status(EE_Datetime::sold_out, false, 'sentence'),
+			],
+			'active_status'    => [
+				'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::active,
+				'desc'  => EEH_Template::pretty_status(EE_Datetime::active, false, 'sentence'),
+			],
+			'upcoming_status'  => [
+				'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::upcoming,
+				'desc'  => EEH_Template::pretty_status(EE_Datetime::upcoming, false, 'sentence'),
+			],
+			'postponed_status' => [
+				'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::postponed,
+				'desc'  => EEH_Template::pretty_status(EE_Datetime::postponed, false, 'sentence'),
+			],
+			'cancelled_status' => [
+				'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::cancelled,
+				'desc'  => EEH_Template::pretty_status(EE_Datetime::cancelled, false, 'sentence'),
+			],
+			'expired_status'   => [
+				'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::expired,
+				'desc'  => EEH_Template::pretty_status(EE_Datetime::expired, false, 'sentence'),
+			],
+			'inactive_status'  => [
+				'class' => 'ee-status-legend ee-status-bg--' . EE_Datetime::inactive,
+				'desc'  => EEH_Template::pretty_status(EE_Datetime::inactive, false, 'sentence'),
+			],
+		];
+		$statuses = apply_filters('FHEE__Events_Admin_Page__event_legend_items__statuses', $statuses);
+		return array_merge($items, $statuses);
+	}
+
+
+	/**
+	 * @return EEM_Event
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	private function _event_model(): EEM_Event
+	{
+		if (! $this->_event_model instanceof EEM_Event) {
+			$this->_event_model = EE_Registry::instance()->load_model('Event');
+		}
+		return $this->_event_model;
+	}
+
+
+	/**
+	 * Adds extra buttons to the WP CPT permalink field row.
+	 * Method is called from parent and is hooked into the wp 'get_sample_permalink_html' filter.
+	 *
+	 * @param string      $return    the current html
+	 * @param int         $id        the post id for the page
+	 * @param string|null $new_title What the title is
+	 * @param string|null $new_slug  what the slug is
+	 * @return string            The new html string for the permalink area
+	 * @deprecated 5.0.0.p
+	 * @see        TicketSelectorShortcodeButton::addButton
+	 */
+	public function extra_permalink_field_buttons(
+		string $return,
+		int $id,
+		?string $new_title,
+		?string $new_slug
+	): string {
+		return TicketSelectorShortcodeButton::addButton($return, $id, $new_title, $new_slug);
+	}
+
+
+	/**
+	 * _events_overview_list_table
+	 * This contains the logic for showing the events_overview list
+	 *
+	 * @access protected
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _events_overview_list_table()
+	{
+		$after_list_table = [];
+		$links_html       = EEH_HTML::div('', '', 'ee-admin-section ee-layout-stack');
+		$links_html       .= EEH_HTML::h3(esc_html__('Links', 'event_espresso'));
+		$links_html       .= EEH_HTML::div(
+			EEH_Template::get_button_or_link(
+				get_post_type_archive_link('espresso_events'),
+				esc_html__('View Event Archive Page', 'event_espresso'),
+				'button button--small button--secondary'
+			),
+			'',
+			'ee-admin-button-row ee-admin-button-row--align-start'
+		);
+		$links_html       .= EEH_HTML::divx();
+
+		$after_list_table['view_event_list_button'] = $links_html;
+
+		$after_list_table['legend'] = $this->_display_legend($this->_event_legend_items());
+		$this->_admin_page_title    .= ' ' . $this->get_action_link_or_button(
+				'create_new',
+				'add',
+				[],
+				'add-new-h2'
+			);
+
+		$this->_template_args['after_list_table'] = array_merge(
+			(array) $this->_template_args['after_list_table'],
+			$after_list_table
+		);
+		$this->display_admin_list_table_page_with_no_sidebar();
+	}
+
+
+	/**
+	 * this allows for extra misc actions in the default WP publish box
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function extra_misc_actions_publish_box()
+	{
+		$this->_generate_publish_box_extra_content();
+	}
+
+
+	/**
+	 * This is hooked into the WordPress do_action('save_post') hook and runs after the custom post type has been
+	 * saved.
+	 * Typically you would use this to save any additional data.
+	 * Keep in mind also that "save_post" runs on EVERY post update to the database.
+	 * ALSO very important.  When a post transitions from scheduled to published,
+	 * the save_post action is fired but you will NOT have any _POST data containing any extra info you may have from
+	 * other meta saves. So MAKE sure that you handle this accordingly.
+	 *
+	 * @access protected
+	 * @abstract
+	 * @param string  $post_id The ID of the cpt that was saved (so you can link relationally)
+	 * @param WP_Post $post    The post object of the cpt that was saved.
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _insert_update_cpt_item($post_id, $post)
+	{
+		if ($post instanceof WP_Post && $post->post_type !== 'espresso_events') {
+			// get out we're not processing an event save.
+			return;
+		}
+		$event_values = [
+			'EVT_member_only'     => $this->request->getRequestParam('member_only', false, DataType::BOOL),
+			'EVT_allow_overflow'  => $this->request->getRequestParam('EVT_allow_overflow', false, DataType::BOOL),
+			'EVT_timezone_string' => $this->request->getRequestParam('timezone_string'),
+		];
+		// check if the new EDTR reg options meta box is being used, and if so, don't run updates for legacy version
+		if (! $this->admin_config->useAdvancedEditor() || ! $this->feature->allowed('use_reg_options_meta_box')) {
+			$event_values['EVT_display_ticket_selector']     = $this->request->getRequestParam(
+				'display_ticket_selector',
+				false,
+				'bool'
+			);
+			$event_values['EVT_additional_limit']            = min(
+				apply_filters('FHEE__EE_Events_Admin__insert_update_cpt_item__EVT_additional_limit_max', 255),
+				$this->request->getRequestParam(
+					'additional_limit',
+					EEM_Event::get_default_additional_limit(),
+					'int'
+				)
+			);
+			$event_values['EVT_default_registration_status'] = $this->request->getRequestParam(
+				'EVT_default_registration_status',
+				EE_Registry::instance()->CFG->registration->default_STS_ID
+			);
+
+			$event_values['EVT_external_URL'] = $this->request->getRequestParam('externalURL');
+			$event_values['EVT_phone']        = $this->request->getRequestParam('event_phone');
+			$event_values['EVT_display_desc'] = $this->request->getRequestParam('display_desc', false, DataType::BOOL);
+		} elseif ($post instanceof WP_Post) {
+			$event_values['EVT_name'] = $post->post_title;
+			$event_values['EVT_desc'] = $post->post_content;
+		}
+		// update event
+		$success = $this->_event_model()->update_by_ID($event_values, $post_id);
+		// get event_object for other metaboxes...
+		// though it would seem to make sense to just use $this->_event_model()->get_one_by_ID( $post_id )..
+		// i have to setup where conditions to override the filters in the model
+		// that filter out auto-draft and inherit statuses so we GET the inherit id!
+		/** @var EE_Event $event */
+		$event = $this->_event_model()->get_one(
+			[
+				[
+					$this->_event_model()->primary_key_name() => $post_id,
+					'OR'                                      => [
+						'status'   => $post->post_status,
+						// if trying to "Publish" a sold out event, it's status will get switched back to "sold_out" in the db,
+						// but the returned object here has a status of "publish", so use the original post status as well
+						'status*1' => $this->request->getRequestParam('original_post_status'),
+					],
+				],
+			]
+		);
+
+		// the following are default callbacks for event attachment updates
+		// that can be overridden by caffeinated functionality and/or addons.
+		$event_update_callbacks = [];
+		if (! $this->admin_config->useAdvancedEditor()) {
+			$event_update_callbacks['_default_venue_update']   = [$this, '_default_venue_update'];
+			$event_update_callbacks['_default_tickets_update'] = [$this, '_default_tickets_update'];
+		}
+		$event_update_callbacks = apply_filters(
+			'FHEE__Events_Admin_Page___insert_update_cpt_item__event_update_callbacks',
+			$event_update_callbacks
+		);
+
+		$att_success = true;
+		foreach ($event_update_callbacks as $e_callback) {
+			$_success = is_callable($e_callback)
+				? $e_callback($event, $this->request->requestParams())
+				: false;
+			// if ANY of these updates fail then we want the appropriate global error message
+			$att_success = $_success !== false ? $att_success : false;
+		}
+		// any errors?
+		if ($success && $att_success === false) {
+			EE_Error::add_error(
+				esc_html__(
+					'Event Details saved successfully but something went wrong with saving attachments.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		} elseif ($success === false) {
+			EE_Error::add_error(
+				esc_html__('Event Details did not save successfully.', 'event_espresso'),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+	}
+
+
+	/**
+	 * @param int $post_id
+	 * @param int $revision_id
+	 * @throws EE_Error
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 * @see parent::restore_item()
+	 */
+	protected function _restore_cpt_item(int $post_id, int $revision_id)
+	{
+		// copy existing event meta to new post
+		$post_evt = $this->_event_model()->get_one_by_ID($post_id);
+		if ($post_evt instanceof EE_Event) {
+			// meta revision restore
+			$post_evt->restore_revision($revision_id);
+			// related objs restore
+			$post_evt->restore_revision($revision_id, ['Venue', 'Datetime', 'Price']);
+		}
+	}
+
+
+	/**
+	 * Attach the venue to the Event
+	 *
+	 * @param EE_Event $event Event Object to add the venue to
+	 * @param array    $data  The request data from the form
+	 * @return bool           Success or fail.
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _default_venue_update(EE_Event $event, array $data): bool
+	{
+		require_once(EE_MODELS . 'EEM_Venue.model.php');
+		$venue_model = EE_Registry::instance()->load_model('Venue');
+		$venue_id    = ! empty($data['venue_id']) ? $data['venue_id'] : null;
+		// very important.  If we don't have a venue name...
+		// then we'll get out because not necessary to create empty venue
+		if (empty($data['venue_title'])) {
+			return false;
+		}
+		$venue_array = [
+			'VNU_wp_user'         => $event->get('EVT_wp_user'),
+			'VNU_name'            => $data['venue_title'],
+			'VNU_desc'            => ! empty($data['venue_description']) ? $data['venue_description'] : null,
+			'VNU_identifier'      => ! empty($data['venue_identifier']) ? $data['venue_identifier'] : null,
+			'VNU_short_desc'      => ! empty($data['venue_short_description'])
+				? $data['venue_short_description']
+				: null,
+			'VNU_address'         => ! empty($data['address']) ? $data['address'] : null,
+			'VNU_address2'        => ! empty($data['address2']) ? $data['address2'] : null,
+			'VNU_city'            => ! empty($data['city']) ? $data['city'] : null,
+			'STA_ID'              => ! empty($data['state']) ? $data['state'] : null,
+			'CNT_ISO'             => ! empty($data['countries']) ? $data['countries'] : null,
+			'VNU_zip'             => ! empty($data['zip']) ? $data['zip'] : null,
+			'VNU_phone'           => ! empty($data['venue_phone']) ? $data['venue_phone'] : null,
+			'VNU_capacity'        => ! empty($data['venue_capacity']) ? $data['venue_capacity'] : null,
+			'VNU_url'             => ! empty($data['venue_url']) ? $data['venue_url'] : null,
+			'VNU_virtual_phone'   => ! empty($data['virtual_phone']) ? $data['virtual_phone'] : null,
+			'VNU_virtual_url'     => ! empty($data['virtual_url']) ? $data['virtual_url'] : null,
+			'VNU_enable_for_gmap' => isset($data['enable_for_gmap']) ? 1 : 0,
+			'status'              => 'publish',
+		];
+		// if we've got the venue_id then we're just updating the existing venue so let's do that and then get out.
+		if (! empty($venue_id)) {
+			$update_where  = [$venue_model->primary_key_name() => $venue_id];
+			$rows_affected = $venue_model->update($venue_array, [$update_where]);
+			// we've gotta make sure that the venue is always attached to a revision..
+			// add_relation_to should take care of making sure that the relation is already present.
+			$event->_add_relation_to($venue_id, 'Venue');
+			return $rows_affected > 0;
+		}
+		// we insert the venue
+		$venue_id = $venue_model->insert($venue_array);
+		$event->_add_relation_to($venue_id, 'Venue');
+		return ! empty($venue_id);
+		// when we have the ancestor come in it's already been handled by the revision save.
+	}
+
+
+	/**
+	 * Handles saving everything related to Tickets (datetimes, tickets, prices)
+	 *
+	 * @param EE_Event $event The Event object we're attaching data to
+	 * @param array    $data  The request data from the form
+	 * @return array
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 * @throws Exception
+	 */
+	protected function _default_tickets_update(EE_Event $event, array $data): array
+	{
+		if ($this->admin_config->useAdvancedEditor()) {
+			return [];
+		}
+		$datetime       = null;
+		$saved_tickets  = [];
+		$event_timezone = $event->get_timezone();
+		$date_formats   = ['Y-m-d', 'h:i a'];
+		foreach ($data['edit_event_datetimes'] as $row => $datetime_data) {
+			// trim all values to ensure any excess whitespace is removed.
+			$datetime_data                = array_map('trim', $datetime_data);
+			$datetime_data['DTT_EVT_end'] = ! empty($datetime_data['DTT_EVT_end'])
+					? $datetime_data['DTT_EVT_end']
+					: $datetime_data['DTT_EVT_start'];
+			$datetime_values              = [
+				'DTT_ID'        => ! empty($datetime_data['DTT_ID']) ? $datetime_data['DTT_ID'] : null,
+				'DTT_EVT_start' => $datetime_data['DTT_EVT_start'],
+				'DTT_EVT_end'   => $datetime_data['DTT_EVT_end'],
+				'DTT_reg_limit' => empty($datetime_data['DTT_reg_limit']) ? EE_INF : $datetime_data['DTT_reg_limit'],
+				'DTT_order'     => $row,
+			];
+			// if we have an id then let's get existing object first and then set the new values.
+			//  Otherwise we instantiate a new object for save.
+			if (! empty($datetime_data['DTT_ID'])) {
+				$datetime = EEM_Datetime::instance($event_timezone)->get_one_by_ID($datetime_data['DTT_ID']);
+				if (! $datetime instanceof EE_Datetime) {
+					throw new RuntimeException(
+						sprintf(
+							esc_html__(
+								'Something went wrong! A valid Datetime could not be retrieved from the database using the supplied ID: %1$d',
+								'event_espresso'
+							),
+							$datetime_data['DTT_ID']
+						)
+					);
+				}
+				$datetime->set_date_format($date_formats[0]);
+				$datetime->set_time_format($date_formats[1]);
+				foreach ($datetime_values as $field => $value) {
+					$datetime->set($field, $value);
+				}
+			} else {
+				$datetime = EE_Datetime::new_instance($datetime_values, $event_timezone, $date_formats);
+			}
+			if (! $datetime instanceof EE_Datetime) {
+				throw new RuntimeException(
+					sprintf(
+						esc_html__(
+							'Something went wrong! A valid Datetime could not be generated or retrieved using the supplied data: %1$s',
+							'event_espresso'
+						),
+						print_r($datetime_values, true)
+					)
+				);
+			}
+			// before going any further make sure our dates are setup correctly
+			// so that the end date is always equal or greater than the start date.
+			if ($datetime->get_raw('DTT_EVT_start') > $datetime->get_raw('DTT_EVT_end')) {
+				$datetime->set('DTT_EVT_end', $datetime->get('DTT_EVT_start'));
+				$datetime = EEH_DTT_Helper::date_time_add($datetime, 'DTT_EVT_end', 'days');
+			}
+			$datetime->save();
+			$event->_add_relation_to($datetime, 'Datetime');
+		}
+		// no datetimes get deleted so we don't do any of that logic here.
+		// update tickets next
+		$old_tickets = isset($data['ticket_IDs']) ? explode(',', $data['ticket_IDs']) : [];
+
+		// set up some default start and end dates in case those are not present in the incoming data
+		$default_start_date = new DateTime('now', new DateTimeZone($event->get_timezone()));
+		$default_start_date = $default_start_date->format($date_formats[0] . ' ' . $date_formats[1]);
+		// use the start date of the first datetime for the end date
+		$first_datetime   = $event->first_datetime();
+		$default_end_date = $first_datetime->start_date_and_time($date_formats[0], $date_formats[1]);
+
+		// now process the incoming data
+		foreach ($data['edit_tickets'] as $row => $ticket_data) {
+			$update_prices = false;
+			$ticket_price  = $data['edit_prices'][ $row ][1]['PRC_amount'] ?? 0;
+			// trim inputs to ensure any excess whitespace is removed.
+			$ticket_data   = array_map('trim', $ticket_data);
+			$ticket_values = [
+				'TKT_ID'          => ! empty($ticket_data['TKT_ID']) ? $ticket_data['TKT_ID'] : null,
+				'TTM_ID'          => ! empty($ticket_data['TTM_ID']) ? $ticket_data['TTM_ID'] : 0,
+				'TKT_name'        => ! empty($ticket_data['TKT_name']) ? $ticket_data['TKT_name'] : '',
+				'TKT_description' => ! empty($ticket_data['TKT_description']) ? $ticket_data['TKT_description'] : '',
+				'TKT_start_date'  => ! empty($ticket_data['TKT_start_date'])
+					? $ticket_data['TKT_start_date']
+					: $default_start_date,
+				'TKT_end_date'    => ! empty($ticket_data['TKT_end_date'])
+					? $ticket_data['TKT_end_date']
+					: $default_end_date,
+				'TKT_qty'         => ! empty($ticket_data['TKT_qty'])
+									 || (isset($ticket_data['TKT_qty']) && (int) $ticket_data['TKT_qty'] === 0)
+					? $ticket_data['TKT_qty']
+					: EE_INF,
+				'TKT_uses'        => ! empty($ticket_data['TKT_uses'])
+									 || (isset($ticket_data['TKT_uses']) && (int) $ticket_data['TKT_uses'] === 0)
+					? $ticket_data['TKT_uses']
+					: EE_INF,
+				'TKT_min'         => ! empty($ticket_data['TKT_min']) ? $ticket_data['TKT_min'] : 0,
+				'TKT_max'         => ! empty($ticket_data['TKT_max']) ? $ticket_data['TKT_max'] : EE_INF,
+				'TKT_order'       => $ticket_data['TKT_order'] ?? $row,
+				'TKT_price'       => $ticket_price,
+				'TKT_row'         => $row,
+			];
+			// if this is a default ticket, then we need to set the TKT_ID to 0 and update accordingly,
+			// which means in turn that the prices will become new prices as well.
+			if (isset($ticket_data['TKT_is_default']) && $ticket_data['TKT_is_default']) {
+				$ticket_values['TKT_ID']         = 0;
+				$ticket_values['TKT_is_default'] = 0;
+				$update_prices                   = true;
+			}
+			// if we have a TKT_ID then we need to get that existing TKT_obj and update it
+			// we actually do our saves ahead of adding any relations because its entirely possible that this
+			// ticket didn't get removed or added to any datetime in the session but DID have it's items modified.
+			// keep in mind that if the ticket has been sold (and we have changed pricing information),
+			// then we won't be updating the tkt but instead a new tkt will be created and the old one archived.
+			if (! empty($ticket_data['TKT_ID'])) {
+				$existing_ticket = EEM_Ticket::instance($event_timezone)->get_one_by_ID($ticket_data['TKT_ID']);
+				if (! $existing_ticket instanceof EE_Ticket) {
+					throw new RuntimeException(
+						sprintf(
+							esc_html__(
+								'Something went wrong! A valid Ticket could not be retrieved from the database using the supplied ID: %1$d',
+								'event_espresso'
+							),
+							$ticket_data['TKT_ID']
+						)
+					);
+				}
+				$ticket_sold = $existing_ticket->count_related(
+						'Registration',
+						[
+							[
+								'STS_ID' => [
+									'NOT IN',
+									[EEM_Registration::status_id_incomplete],
+								],
+							],
+						]
+					) > 0;
+				// let's just check the total price for the existing ticket and determine if it matches the new total price.
+				// if they are different then we create a new ticket (if $ticket_sold)
+				// if they aren't different then we go ahead and modify existing ticket.
+				$create_new_ticket = $ticket_sold
+									 && $ticket_price !== $existing_ticket->price()
+									 && ! $existing_ticket->deleted();
+				$existing_ticket->set_date_format($date_formats[0]);
+				$existing_ticket->set_time_format($date_formats[1]);
+				// set new values
+				foreach ($ticket_values as $field => $value) {
+					if ($field == 'TKT_qty') {
+						$existing_ticket->set_qty($value);
+					} elseif ($field == 'TKT_price') {
+						$existing_ticket->set('TKT_price', $ticket_price);
+					} else {
+						$existing_ticket->set($field, $value);
+					}
+				}
+				$ticket = $existing_ticket;
+				// if $create_new_ticket is false then we can safely update the existing ticket.
+				//  Otherwise we have to create a new ticket.
+				if ($create_new_ticket) {
+					// archive the old ticket first
+					$existing_ticket->set('TKT_deleted', 1);
+					$existing_ticket->save();
+					// make sure this ticket is still recorded in our $saved_tickets
+					// so we don't run it through the regular trash routine.
+					$saved_tickets[ $existing_ticket->ID() ] = $existing_ticket;
+					// create new ticket that's a copy of the existing except,
+					// (a new id of course and not archived) AND has the new TKT_price associated with it.
+					$new_ticket = clone $existing_ticket;
+					$new_ticket->set('TKT_ID', 0);
+					$new_ticket->set('TKT_deleted', 0);
+					$new_ticket->set('TKT_sold', 0);
+					// now we need to make sure that $new prices are created as well and attached to new ticket.
+					$update_prices = true;
+					$ticket        = $new_ticket;
+				}
+			} else {
+				// no TKT_id so a new ticket
+				$ticket_values['TKT_price'] = $ticket_price;
+				$ticket                     = EE_Ticket::new_instance($ticket_values, $event_timezone, $date_formats);
+				$update_prices              = true;
+			}
+			if (! $ticket instanceof EE_Ticket) {
+				throw new RuntimeException(
+					sprintf(
+						esc_html__(
+							'Something went wrong! A valid Ticket could not be generated or retrieved using the supplied data: %1$s',
+							'event_espresso'
+						),
+						print_r($ticket_values, true)
+					)
+				);
+			}
+			// cap ticket qty by datetime reg limits
+			$ticket->set_qty(min($ticket->qty(), $ticket->qty('reg_limit')));
+			// update ticket.
+			$ticket->save();
+			// before going any further make sure our dates are setup correctly
+			// so that the end date is always equal or greater than the start date.
+			if ($ticket->get_raw('TKT_start_date') > $ticket->get_raw('TKT_end_date')) {
+				$ticket->set('TKT_end_date', $ticket->get('TKT_start_date'));
+				$ticket = EEH_DTT_Helper::date_time_add($ticket, 'TKT_end_date', 'days');
+				$ticket->save();
+			}
+			// initially let's add the ticket to the datetime
+			$datetime->_add_relation_to($ticket, 'Ticket');
+			$saved_tickets[ $ticket->ID() ] = $ticket;
+			// add prices to ticket
+			$prices_data = isset($data['edit_prices'][ $row ]) && is_array($data['edit_prices'][ $row ])
+				? $data['edit_prices'][ $row ]
+				: [];
+			$this->_add_prices_to_ticket($prices_data, $ticket, $update_prices);
+		}
+		// however now we need to handle permanently deleting tickets via the ui.
+		// Keep in mind that the ui does not allow deleting/archiving tickets that have ticket sold.
+		// However, it does allow for deleting tickets that have no tickets sold,
+		// in which case we want to get rid of permanently because there is no need to save in db.
+		$old_tickets     = isset($old_tickets[0]) && $old_tickets[0] === '' ? [] : $old_tickets;
+		$tickets_removed = array_diff($old_tickets, array_keys($saved_tickets));
+		foreach ($tickets_removed as $id) {
+			$id = absint($id);
+			// get the ticket for this id
+			$ticket_to_remove = EEM_Ticket::instance()->get_one_by_ID($id);
+			if (! $ticket_to_remove instanceof EE_Ticket) {
+				continue;
+			}
+			// need to get all the related datetimes on this ticket and remove from every single one of them
+			// (remember this process can ONLY kick off if there are NO tickets sold)
+			$related_datetimes = $ticket_to_remove->get_many_related('Datetime');
+			foreach ($related_datetimes as $related_datetime) {
+				$ticket_to_remove->_remove_relation_to($related_datetime, 'Datetime');
+			}
+			// need to do the same for prices (except these prices can also be deleted because again,
+			// tickets can only be trashed if they don't have any TKTs sold (otherwise they are just archived))
+			$ticket_to_remove->delete_related_permanently('Price');
+			// finally let's delete this ticket
+			// (which should not be blocked at this point b/c we've removed all our relationships)
+			$ticket_to_remove->delete_permanently();
+		}
+		return [$datetime, $saved_tickets];
+	}
+
+
+	/**
+	 * This attaches a list of given prices to a ticket.
+	 * Note we dont' have to worry about ever removing relationships (or archiving prices)
+	 * because if there is a change in price information on a ticket, a new ticket is created anyways
+	 * so the archived ticket will retain the old price info and prices are automatically "archived" via the ticket.
+	 *
+	 * @access  private
+	 * @param array     $prices_data Array of prices from the form.
+	 * @param EE_Ticket $ticket      EE_Ticket object that prices are being attached to.
+	 * @param bool      $new_prices  Whether attach existing incoming prices or create new ones.
+	 * @return  void
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	private function _add_prices_to_ticket(array $prices_data, EE_Ticket $ticket, bool $new_prices = false)
+	{
+		$timezone = $ticket->get_timezone();
+		foreach ($prices_data as $row => $price_data) {
+			$price_values = [
+				'PRC_ID'         => ! empty($price_data['PRC_ID']) ? $price_data['PRC_ID'] : null,
+				'PRT_ID'         => ! empty($price_data['PRT_ID']) ? $price_data['PRT_ID'] : null,
+				'PRC_amount'     => ! empty($price_data['PRC_amount']) ? $price_data['PRC_amount'] : 0,
+				'PRC_name'       => ! empty($price_data['PRC_name']) ? $price_data['PRC_name'] : '',
+				'PRC_desc'       => ! empty($price_data['PRC_desc']) ? $price_data['PRC_desc'] : '',
+				'PRC_is_default' => 0, // make sure prices are NOT set as default from this context
+				'PRC_order'      => $row,
+			];
+			if ($new_prices || empty($price_values['PRC_ID'])) {
+				$price_values['PRC_ID'] = 0;
+				$price                  = EE_Price::new_instance($price_values, $timezone);
+			} else {
+				$price = EEM_Price::instance($timezone)->get_one_by_ID($price_data['PRC_ID']);
+				// update this price with new values
+				foreach ($price_values as $field => $new_price) {
+					$price->set($field, $new_price);
+				}
+			}
+			if (! $price instanceof EE_Price) {
+				throw new RuntimeException(
+					sprintf(
+						esc_html__(
+							'Something went wrong! A valid Price could not be generated or retrieved using the supplied data: %1$s',
+							'event_espresso'
+						),
+						print_r($price_values, true)
+					)
+				);
+			}
+			$price->save();
+			$ticket->_add_relation_to($price, 'Price');
+		}
+	}
+
+
+	/**
+	 * Add in our autosave ajax handlers
+	 */
+	protected function _ee_autosave_create_new()
+	{
+	}
+
+
+	/**
+	 * More autosave handlers.
+	 */
+	protected function _ee_autosave_edit()
+	{
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	private function _generate_publish_box_extra_content()
+	{
+		// load formatter helper
+		// args for getting related registrations
+		$approved_query_args        = [
+			[
+				'REG_deleted' => 0,
+				'STS_ID'      => EEM_Registration::status_id_approved,
+			],
+		];
+		$not_approved_query_args    = [
+			[
+				'REG_deleted' => 0,
+				'STS_ID'      => EEM_Registration::status_id_not_approved,
+			],
+		];
+		$pending_payment_query_args = [
+			[
+				'REG_deleted' => 0,
+				'STS_ID'      => EEM_Registration::status_id_pending_payment,
+			],
+		];
+		// publish box
+		$publish_box_extra_args = [
+			'view_approved_reg_url'        => add_query_arg(
+				[
+					'action'      => 'default',
+					'event_id'    => $this->_cpt_model_obj->ID(),
+					'_reg_status' => EEM_Registration::status_id_approved,
+					'use_filters' => true,
+				],
+				REG_ADMIN_URL
+			),
+			'view_not_approved_reg_url'    => add_query_arg(
+				[
+					'action'      => 'default',
+					'event_id'    => $this->_cpt_model_obj->ID(),
+					'_reg_status' => EEM_Registration::status_id_not_approved,
+					'use_filters' => true,
+				],
+				REG_ADMIN_URL
+			),
+			'view_pending_payment_reg_url' => add_query_arg(
+				[
+					'action'      => 'default',
+					'event_id'    => $this->_cpt_model_obj->ID(),
+					'_reg_status' => EEM_Registration::status_id_pending_payment,
+					'use_filters' => true,
+				],
+				REG_ADMIN_URL
+			),
+			'approved_regs'                => $this->_cpt_model_obj->count_related(
+				'Registration',
+				$approved_query_args
+			),
+			'not_approved_regs'            => $this->_cpt_model_obj->count_related(
+				'Registration',
+				$not_approved_query_args
+			),
+			'pending_payment_regs'         => $this->_cpt_model_obj->count_related(
+				'Registration',
+				$pending_payment_query_args
+			),
+			'misc_pub_section_class'       => apply_filters(
+				'FHEE_Events_Admin_Page___generate_publish_box_extra_content__misc_pub_section_class',
+				'misc-pub-section'
+			),
+		];
+		ob_start();
+		do_action(
+			'AHEE__Events_Admin_Page___generate_publish_box_extra_content__event_editor_overview_add',
+			$this->_cpt_model_obj
+		);
+		$publish_box_extra_args['event_editor_overview_add'] = ob_get_clean();
+		// load template
+		EEH_Template::display_template(
+			EVENTS_TEMPLATE_PATH . 'event_publish_box_extras.template.php',
+			$publish_box_extra_args
+		);
+	}
+
+
+	/**
+	 * @return EE_Event
+	 */
+	public function get_event_object()
+	{
+		return $this->_cpt_model_obj;
+	}
+
+
+
+
+	/** METABOXES * */
+	/**
+	 * _register_event_editor_meta_boxes
+	 * add all metaboxes related to the event_editor
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _register_event_editor_meta_boxes()
+	{
+		$this->verify_cpt_object();
+		$use_advanced_editor = $this->admin_config->useAdvancedEditor();
+		// check if the new EDTR reg options meta box is being used, and if so, don't load the legacy version
+		if (! $use_advanced_editor || ! $this->feature->allowed('use_reg_options_meta_box')) {
+			$this->addMetaBox(
+				'espresso_event_editor_event_options',
+				esc_html__('Event Registration Options', 'event_espresso'),
+				[$this, 'registration_options_meta_box'],
+				$this->page_slug,
+				'side'
+			);
+		}
+		if (! $use_advanced_editor) {
+			$this->addMetaBox(
+				'espresso_event_editor_tickets',
+				esc_html__('Event Datetime & Ticket', 'event_espresso'),
+				[$this, 'ticket_metabox'],
+				$this->page_slug,
+				'normal',
+				'high'
+			);
+		} elseif ($this->feature->allowed('use_reg_options_meta_box')) {
+			add_action(
+				'add_meta_boxes_espresso_events',
+				function () {
+					global $current_screen;
+					remove_meta_box('authordiv', $current_screen, 'normal');
+				},
+				99
+			);
+		}
+		// NOTE: if you're looking for other metaboxes in here,
+		// where a metabox has a related management page in the admin
+		// you will find it setup in the related management page's "_Hooks" file.
+		// i.e. messages metabox is found in "espresso_events_Messages_Hooks.class.php".
+	}
+
+
+	/**
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function ticket_metabox()
+	{
+		$existing_datetime_ids = $existing_ticket_ids = [];
+		// defaults for template args
+		$template_args = [
+			'ticket_rows'       => '',
+			'total_ticket_rows' => 1,
+			'trash_icon'        => 'dashicons dashicons-lock',
+			'disabled'          => '',
+		];
+		$event_id      = is_object($this->_cpt_model_obj) ? $this->_cpt_model_obj->ID() : null;
+		/**
+		 * 1. Start with retrieving Datetimes
+		 * 2. Fore each datetime get related tickets
+		 * 3. For each ticket get related prices
+		 */
+		/** @var EEM_Datetime $datetime_model */
+		$datetime_model = EE_Registry::instance()->load_model('Datetime');
+		/** @var EEM_Ticket $datetime_model */
+		$ticket_model = EE_Registry::instance()->load_model('Ticket');
+		$times        = $datetime_model->get_all_event_dates($event_id);
+		/** @type EE_Datetime $first_datetime */
+		$first_datetime = reset($times);
+		// do we get related tickets?
+		if (
+			$first_datetime instanceof EE_Datetime
+			&& $first_datetime->ID() !== 0
+		) {
+			$existing_datetime_ids[] = $first_datetime->get('DTT_ID');
+			$template_args['time']   = $first_datetime;
+			$related_tickets         = $first_datetime->tickets(
+				[
+					['OR' => ['TKT_deleted' => 1, 'TKT_deleted*' => 0]],
+					'default_where_conditions' => 'none',
+				]
+			);
+			if (! empty($related_tickets)) {
+				$template_args['total_ticket_rows'] = count($related_tickets);
+				$row                                = 0;
+				foreach ($related_tickets as $ticket) {
+					$existing_ticket_ids[]        = $ticket->get('TKT_ID');
+					$template_args['ticket_rows'] .= $this->_get_ticket_row($ticket, false, $row);
+					$row++;
+				}
+			} else {
+				$template_args['total_ticket_rows'] = 1;
+				/** @type EE_Ticket $ticket */
+				$ticket                       = $ticket_model->create_default_object();
+				$template_args['ticket_rows'] .= $this->_get_ticket_row($ticket);
+			}
+		} else {
+			$template_args['time'] = $times[0];
+			/** @type EE_Ticket[] $tickets */
+			$tickets                      = $ticket_model->get_all_default_tickets();
+			$template_args['ticket_rows'] .= $this->_get_ticket_row($tickets[1]);
+			// NOTE: we're just sending the first default row
+			// (decaf can't manage default tickets so this should be sufficient);
+		}
+		$template_args['event_datetime_help_link'] = $this->_get_help_tab_link(
+			'event_editor_event_datetimes_help_tab'
+		);
+		$template_args['ticket_options_help_link'] = $this->_get_help_tab_link('ticket_options_info');
+		$template_args['existing_datetime_ids']    = implode(',', $existing_datetime_ids);
+		$template_args['existing_ticket_ids']      = implode(',', $existing_ticket_ids);
+		$template_args['ticket_js_structure']      = $this->_get_ticket_row(
+			$ticket_model->create_default_object(),
+			true
+		);
+		$template                                  = apply_filters(
+			'FHEE__Events_Admin_Page__ticket_metabox__template',
+			EVENTS_TEMPLATE_PATH . 'event_tickets_metabox_main.template.php'
+		);
+		EEH_Template::display_template($template, $template_args);
+	}
+
+
+	/**
+	 * Setup an individual ticket form for the decaf event editor page
+	 *
+	 * @access private
+	 * @param EE_Ticket $ticket   the ticket object
+	 * @param boolean   $skeleton whether we're generating a skeleton for js manipulation
+	 * @param int       $row
+	 * @return string generated html for the ticket row.
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	private function _get_ticket_row(EE_Ticket $ticket, bool $skeleton = false, int $row = 0): string
+	{
+		$template_args = [
+			'tkt_status_class'    => ' tkt-status-' . $ticket->ticket_status(),
+			'tkt_archive_class'   => $ticket->ticket_status() === EE_Ticket::archived && ! $skeleton ? ' tkt-archived'
+				: '',
+			'ticketrow'           => $skeleton ? 'TICKETNUM' : $row,
+			'TKT_ID'              => $ticket->get('TKT_ID'),
+			'TKT_name'            => $ticket->get('TKT_name'),
+			'TKT_start_date'      => $skeleton ? '' : $ticket->get_date('TKT_start_date', 'Y-m-d h:i a'),
+			'TKT_end_date'        => $skeleton ? '' : $ticket->get_date('TKT_end_date', 'Y-m-d h:i a'),
+			'TKT_is_default'      => $ticket->get('TKT_is_default'),
+			'TKT_qty'             => $ticket->get_pretty('TKT_qty', 'input'),
+			'edit_ticketrow_name' => $skeleton ? 'TICKETNAMEATTR' : 'edit_tickets',
+			'TKT_sold'            => $skeleton ? 0 : $ticket->get('TKT_sold'),
+			'trash_icon'          => ($skeleton || (! $ticket->get('TKT_deleted')))
+									 && (! empty($ticket) && $ticket->get('TKT_sold') === 0)
+				? 'dashicons dashicons-post-trash clickable'
+				: 'dashicons dashicons-lock',
+			'disabled'            => $skeleton || (! empty($ticket) && ! $ticket->get('TKT_deleted')) ? ''
+				: ' disabled=disabled',
+		];
+		$price         = $ticket->ID() !== 0
+			? $ticket->get_first_related('Price', ['default_where_conditions' => 'none'])
+			: null;
+		$price         = $price instanceof EE_Price
+			? $price
+			: EEM_Price::instance()->create_default_object();
+		$price_args    = [
+			'price_currency_symbol' => EE_Registry::instance()->CFG->currency->sign,
+			'PRC_amount'            => $price->get('PRC_amount'),
+			'PRT_ID'                => $price->get('PRT_ID'),
+			'PRC_ID'                => $price->get('PRC_ID'),
+			'PRC_is_default'        => $price->get('PRC_is_default'),
+		];
+		// make sure we have default start and end dates if skeleton
+		// handle rows that should NOT be empty
+		if (empty($template_args['TKT_start_date'])) {
+			// if empty then the start date will be now.
+			$template_args['TKT_start_date'] = date('Y-m-d h:i a', current_time('timestamp'));
+		}
+		if (empty($template_args['TKT_end_date'])) {
+			// get the earliest datetime (if present);
+			$earliest_datetime             = $this->_cpt_model_obj->ID() > 0
+				? $this->_cpt_model_obj->get_first_related(
+					'Datetime',
+					['order_by' => ['DTT_EVT_start' => 'ASC']]
+				)
+				: null;
+			$template_args['TKT_end_date'] = $earliest_datetime instanceof EE_Datetime
+				? $earliest_datetime->get_datetime('DTT_EVT_start', 'Y-m-d', 'h:i a')
+				: date('Y-m-d h:i a', mktime(0, 0, 0, date('m'), date('d') + 7, date('Y')));
+		}
+		$template_args = array_merge($template_args, $price_args);
+		$template      = apply_filters(
+			'FHEE__Events_Admin_Page__get_ticket_row__template',
+			EVENTS_TEMPLATE_PATH . 'event_tickets_metabox_ticket_row.template.php',
+			$ticket
+		);
+		return EEH_Template::display_template($template, $template_args, true);
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function registration_options_meta_box()
+	{
+		$yes_no_values             = [
+			['id' => true, 'text' => esc_html__('Yes', 'event_espresso')],
+			['id' => false, 'text' => esc_html__('No', 'event_espresso')],
+		];
+		$default_reg_status_values = EEM_Registration::reg_status_array(
+			[
+				EEM_Registration::status_id_cancelled,
+				EEM_Registration::status_id_declined,
+				EEM_Registration::status_id_incomplete,
+			],
+			true
+		);
+		// $template_args['is_active_select'] = EEH_Form_Fields::select_input('is_active', $yes_no_values, $this->_cpt_model_obj->is_active());
+		$template_args['_event']                          = $this->_cpt_model_obj;
+		$template_args['event']                           = $this->_cpt_model_obj;
+		$template_args['active_status']                   = $this->_cpt_model_obj->pretty_active_status(false);
+		$template_args['additional_limit']                = $this->_cpt_model_obj->additional_limit();
+		$template_args['default_registration_status']     = EEH_Form_Fields::select_input(
+			'default_reg_status',
+			$default_reg_status_values,
+			$this->_cpt_model_obj->default_registration_status(),
+			'',
+			'ee-input-width--reg',
+			false
+		);
+		$template_args['display_description']             = EEH_Form_Fields::select_input(
+			'display_desc',
+			$yes_no_values,
+			$this->_cpt_model_obj->display_description()
+		);
+		$template_args['display_ticket_selector']         = EEH_Form_Fields::select_input(
+			'display_ticket_selector',
+			$yes_no_values,
+			$this->_cpt_model_obj->display_ticket_selector(),
+			'',
+			'ee-input-width--small',
+			false
+		);
+		$template_args['additional_registration_options'] = apply_filters(
+			'FHEE__Events_Admin_Page__registration_options_meta_box__additional_registration_options',
+			'',
+			$template_args,
+			$yes_no_values,
+			$default_reg_status_values
+		);
+		EEH_Template::display_template(
+			EVENTS_TEMPLATE_PATH . 'event_registration_options.template.php',
+			$template_args
+		);
+	}
+
+
+	/**
+	 * _get_events()
+	 * This method simply returns all the events (for the given _view and paging)
+	 *
+	 * @access public
+	 * @param int  $per_page     count of items per page (20 default);
+	 * @param int  $current_page what is the current page being viewed.
+	 * @param bool $count        if TRUE then we just return a count of ALL events matching the given _view.
+	 *                           If FALSE then we return an array of event objects
+	 *                           that match the given _view and paging parameters.
+	 * @return array|int         an array of event objects or a count of them.
+	 * @throws Exception
+	 */
+	public function get_events(int $per_page = 10, int $current_page = 1, bool $count = false)
+	{
+		$EEM_Event   = $this->_event_model();
+		$offset      = ($current_page - 1) * $per_page;
+		$limit       = $count ? null : $offset . ',' . $per_page;
+		$orderby     = $this->request->getRequestParam('orderby', 'EVT_ID');
+		$order       = $this->request->getRequestParam('order', 'DESC');
+		$month_range = $this->request->getRequestParam('month_range');
+		if ($month_range) {
+			$pieces = explode(' ', $month_range, 3);
+			// simulate the FIRST day of the month, that fixes issues for months like February
+			// where PHP doesn't know what to assume for date.
+			// @see https://events.codebasehq.com/projects/event-espresso/tickets/10437
+			$month_r = ! empty($pieces[0]) ? date('m', EEH_DTT_Helper::first_of_month_timestamp($pieces[0])) : '';
+			$year_r  = ! empty($pieces[1]) ? $pieces[1] : '';
+		}
+		$where  = [];
+		$status = $this->request->getRequestParam('status');
+		// determine what post_status our condition will have for the query.
+		switch ($status) {
+			case 'month':
+			case 'today':
+			case null:
+			case 'all':
+				break;
+			case 'draft':
+				$where['status'] = ['IN', ['draft', 'auto-draft']];
+				break;
+			default:
+				$where['status'] = $status;
+		}
+		// categories? The default for all categories is -1
+		$category = $this->request->getRequestParam('EVT_CAT', -1, DataType::INT);
+		if ($category !== -1) {
+			$where['Term_Taxonomy.taxonomy'] = EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY;
+			$where['Term_Taxonomy.term_id']  = $category;
+		}
+		// date where conditions
+		$start_formats = EEM_Datetime::instance()->get_formats_for('DTT_EVT_start');
+		if ($month_range) {
+			$DateTime = new DateTime(
+				$year_r . '-' . $month_r . '-01 00:00:00',
+				new DateTimeZone('UTC')
+			);
+			$start    = $DateTime->getTimestamp();
+			// set the datetime to be the end of the month
+			$DateTime->setDate(
+				$year_r,
+				$month_r,
+				$DateTime->format('t')
+			)->setTime(23, 59, 59);
+			$end                             = $DateTime->getTimestamp();
+			$where['Datetime.DTT_EVT_start'] = ['BETWEEN', [$start, $end]];
+		} elseif ($status === 'today') {
+			$DateTime                        =
+				new DateTime('now', new DateTimeZone(EEM_Event::instance()->get_timezone()));
+			$start                           = $DateTime->setTime(0, 0)->format(implode(' ', $start_formats));
+			$end                             = $DateTime->setTime(23, 59, 59)->format(implode(' ', $start_formats));
+			$where['Datetime.DTT_EVT_start'] = ['BETWEEN', [$start, $end]];
+		} elseif ($status === 'month') {
+			$now                             = date('Y-m-01');
+			$DateTime                        =
+				new DateTime($now, new DateTimeZone(EEM_Event::instance()->get_timezone()));
+			$start                           = $DateTime->setTime(0, 0)->format(implode(' ', $start_formats));
+			$end                             = $DateTime->setDate(date('Y'), date('m'), $DateTime->format('t'))
+														->setTime(23, 59, 59)
+														->format(implode(' ', $start_formats));
+			$where['Datetime.DTT_EVT_start'] = ['BETWEEN', [$start, $end]];
+		}
+		if (! $this->capabilities->current_user_can('ee_read_others_events', 'get_events')) {
+			$where['EVT_wp_user'] = get_current_user_id();
+		} else {
+			if (! isset($where['status'])) {
+				if (! $this->capabilities->current_user_can('ee_read_private_events', 'get_events')) {
+					$where['OR'] = [
+						'status*restrict_private' => ['!=', 'private'],
+						'AND'                     => [
+							'status*inclusive' => ['=', 'private'],
+							'EVT_wp_user'      => get_current_user_id(),
+						],
+					];
+				}
+			}
+		}
+		$wp_user = $this->request->getRequestParam('EVT_wp_user', 0, DataType::INT);
+		if (
+			$wp_user
+			&& $wp_user !== get_current_user_id()
+			&& $this->capabilities->current_user_can('ee_read_others_events', 'get_events')
+		) {
+			$where['EVT_wp_user'] = $wp_user;
+		}
+		// search query handling
+		$search_term = $this->request->getRequestParam('s');
+		if ($search_term) {
+			$search_term = '%' . $search_term . '%';
+			$where['OR'] = [
+				'EVT_name'       => ['LIKE', $search_term],
+				'EVT_desc'       => ['LIKE', $search_term],
+				'EVT_short_desc' => ['LIKE', $search_term],
+			];
+		}
+		// filter events by venue.
+		$venue = $this->request->getRequestParam('venue', 0, DataType::INT);
+		if ($venue) {
+			$where['Venue.VNU_ID'] = $venue;
+		}
+		$request_params = $this->request->requestParams();
+		$where          = apply_filters('FHEE__Events_Admin_Page__get_events__where', $where, $request_params);
+		$query_params   = apply_filters(
+			'FHEE__Events_Admin_Page__get_events__query_params',
+			[
+				$where,
+				'limit'    => $limit,
+				'order_by' => $orderby,
+				'order'    => $order,
+				'group_by' => 'EVT_ID',
+			],
+			$request_params
+		);
+
+		// let's first check if we have special requests coming in.
+		$active_status = $this->request->getRequestParam('active_status');
+		if ($active_status) {
+			switch ($active_status) {
+				case 'upcoming':
+					return $EEM_Event->get_upcoming_events($query_params, $count);
+				case 'expired':
+					return $EEM_Event->get_expired_events($query_params, $count);
+				case 'active':
+					return $EEM_Event->get_active_events($query_params, $count);
+				case 'inactive':
+					return $EEM_Event->get_inactive_events($query_params, $count);
+			}
+		}
+
+		return $count ? $EEM_Event->count([$where], 'EVT_ID', true) : $EEM_Event->get_all($query_params);
+	}
+
+
+	/**
+	 * handling for WordPress CPT actions (trash, restore, delete)
+	 *
+	 * @param string $post_id
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function trash_cpt_item($post_id)
+	{
+		$this->request->setRequestParam('EVT_ID', $post_id);
+		$this->_trash_or_restore_event('trash', false);
+	}
+
+
+	/**
+	 * @param string $post_id
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function restore_cpt_item($post_id)
+	{
+		$this->request->setRequestParam('EVT_ID', $post_id);
+		$this->_trash_or_restore_event('draft', false);
+	}
+
+
+	/**
+	 * @param string $post_id
+	 * @throws EE_Error
+	 * @throws EE_Error
+	 */
+	public function delete_cpt_item($post_id)
+	{
+		throw new EE_Error(
+			esc_html__(
+				'Please contact Event Espresso support with the details of the steps taken to produce this error.',
+				'event_espresso'
+			)
+		);
+		// $this->request->setRequestParam('EVT_ID', $post_id);
+		// $this->_delete_event();
+	}
+
+
+	/**
+	 * _trash_or_restore_event
+	 *
+	 * @access protected
+	 * @param string $event_status
+	 * @param bool   $redirect_after
+	 * @throws EE_Error
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _trash_or_restore_event(string $event_status = 'trash', bool $redirect_after = true)
+	{
+		// loop thru events
+		if ($this->EVT_ID) {
+			// clean status
+			$event_status = sanitize_key($event_status);
+			// grab status
+			if (! empty($event_status)) {
+				$success = $this->_change_event_status($this->EVT_ID, $event_status);
+			} else {
+				$success = false;
+				$msg     = esc_html__(
+					'An error occurred. The event could not be moved to the trash because a valid event status was not not supplied.',
+					'event_espresso'
+				);
+				EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
+			}
+		} else {
+			$success = false;
+			$msg     = esc_html__(
+				'An error occurred. The event could not be moved to the trash because a valid event ID was not not supplied.',
+				'event_espresso'
+			);
+			EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
+		}
+		$action = $event_status === 'trash' ? 'moved to the trash' : 'restored from the trash';
+		if ($redirect_after) {
+			$this->_redirect_after_action($success, 'Event', $action, ['action' => 'default']);
+		}
+	}
+
+
+	/**
+	 * _trash_or_restore_events
+	 *
+	 * @access protected
+	 * @param string $event_status
+	 * @return void
+	 * @throws EE_Error
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _trash_or_restore_events(string $event_status = 'trash')
+	{
+		// clean status
+		$event_status = sanitize_key($event_status);
+		// grab status
+		if (! empty($event_status)) {
+			$success = true;
+			// determine the event id and set to array.
+			$EVT_IDs = $this->request->getRequestParam('EVT_IDs', [], 'int', true);
+			// loop thru events
+			foreach ($EVT_IDs as $EVT_ID) {
+				if ($EVT_ID = absint($EVT_ID)) {
+					$results = $this->_change_event_status($EVT_ID, $event_status);
+					$success = $results !== false ? $success : false;
+				} else {
+					$msg = sprintf(
+						esc_html__(
+							'An error occurred. Event #%d could not be moved to the trash because a valid event ID was not not supplied.',
+							'event_espresso'
+						),
+						$EVT_ID
+					);
+					EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
+					$success = false;
+				}
+			}
+		} else {
+			$success = false;
+			$msg     = esc_html__(
+				'An error occurred. The event could not be moved to the trash because a valid event status was not not supplied.',
+				'event_espresso'
+			);
+			EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
+		}
+		// in order to force a pluralized result message we need to send back a success status greater than 1
+		$success = $success ? 2 : false;
+		$action  = $event_status === 'trash' ? 'moved to the trash' : 'restored from the trash';
+		$this->_redirect_after_action($success, 'Events', $action, ['action' => 'default']);
+	}
+
+
+	/**
+	 * @param int    $EVT_ID
+	 * @param string $event_status
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	private function _change_event_status(int $EVT_ID = 0, string $event_status = ''): bool
+	{
+		// grab event id
+		if (! $EVT_ID) {
+			$msg = esc_html__(
+				'An error occurred. No Event ID or an invalid Event ID was received.',
+				'event_espresso'
+			);
+			EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		$this->_cpt_model_obj = EEM_Event::instance()->get_one_by_ID($EVT_ID);
+		// clean status
+		$event_status = sanitize_key($event_status);
+		// grab status
+		if (empty($event_status)) {
+			$msg = esc_html__(
+				'An error occurred. No Event Status or an invalid Event Status was received.',
+				'event_espresso'
+			);
+			EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		// was event trashed or restored ?
+		switch ($event_status) {
+			case 'draft':
+				$action = 'restored from the trash';
+				$hook   = 'AHEE_event_restored_from_trash';
+				break;
+			case 'trash':
+				$action = 'moved to the trash';
+				$hook   = 'AHEE_event_moved_to_trash';
+				break;
+			default:
+				$action = 'updated';
+				$hook   = false;
+		}
+		// use class to change status
+		$this->_cpt_model_obj->set_status($event_status);
+		$success = $this->_cpt_model_obj->save();
+		if (! $success) {
+			$msg = sprintf(esc_html__('An error occurred. The event could not be %s.', 'event_espresso'), $action);
+			EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		if ($hook) {
+			do_action($hook);
+			// fake the action hook in EE_Soft_Delete_Base_Class::delete_or_restore()
+			// because events side step that and it otherwise won't get called
+			do_action(
+				'AHEE__EE_Soft_Delete_Base_Class__delete_or_restore__after',
+				$this->_cpt_model_obj,
+				$hook === 'AHEE_event_moved_to_trash',
+				$success
+			);
+		}
+		return true;
+	}
+
+
+	/**
+	 * @param array $event_ids
+	 * @return array
+	 * @since   4.10.23.p
+	 */
+	private function cleanEventIds(array $event_ids): array
+	{
+		return array_map('absint', $event_ids);
+	}
+
+
+	/**
+	 * @return array
+	 * @since   4.10.23.p
+	 */
+	private function getEventIdsFromRequest(): array
+	{
+		if ($this->request->requestParamIsSet('EVT_IDs')) {
+			return $this->request->getRequestParam('EVT_IDs', [], 'int', true);
+		} else {
+			return $this->request->getRequestParam('EVT_ID', [], 'int', true);
+		}
+	}
+
+
+	/**
+	 * @param bool $preview_delete
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _delete_event(bool $preview_delete = true)
+	{
+		$this->_delete_events($preview_delete);
+	}
+
+
+	/**
+	 * Gets the tree traversal batch persister.
+	 *
+	 * @return NodeGroupDao
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @since 4.10.12.p
+	 */
+	protected function getModelObjNodeGroupPersister(): NodeGroupDao
+	{
+		if (! $this->model_obj_node_group_persister instanceof NodeGroupDao) {
+			$this->model_obj_node_group_persister =
+				$this->getLoader()->load('\EventEspresso\core\services\orm\tree_traversal\NodeGroupDao');
+		}
+		return $this->model_obj_node_group_persister;
+	}
+
+
+	/**
+	 * @param bool $preview_delete
+	 * @return void
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _delete_events(bool $preview_delete = true)
+	{
+		$event_ids = $this->getEventIdsFromRequest();
+		if ($preview_delete) {
+			$this->generateDeletionPreview($event_ids);
+		} else {
+			foreach ($event_ids as $event_id) {
+				$event = EEM_Event::instance()->get_one_by_ID($event_id);
+				if ($event instanceof EE_Event) {
+					$event->delete_permanently();
+				}
+			}
+		}
+	}
+
+
+	/**
+	 * @param array $event_ids
+	 */
+	protected function generateDeletionPreview(array $event_ids)
+	{
+		$event_ids = $this->cleanEventIds($event_ids);
+		// Set a code we can use to reference this deletion task in the batch jobs and preview page.
+		$deletion_job_code = $this->getModelObjNodeGroupPersister()->generateGroupCode();
+		$return_url        = EE_Admin_Page::add_query_args_and_nonce(
+			[
+				'action'            => 'preview_deletion',
+				'deletion_job_code' => $deletion_job_code,
+			],
+			$this->_admin_base_url
+		);
+		EEH_URL::safeRedirectAndExit(
+			EE_Admin_Page::add_query_args_and_nonce(
+				[
+					'page'              => EED_Batch::PAGE_SLUG,
+					'batch'             => EED_Batch::batch_job,
+					'EVT_IDs'           => $event_ids,
+					'deletion_job_code' => $deletion_job_code,
+					'job_handler'       => urlencode('EventEspresso\core\libraries\batch\JobHandlers\PreviewEventDeletion'),
+					'return_url'        => urlencode($return_url),
+				],
+				admin_url()
+			)
+		);
+	}
+
+
+	/**
+	 * Checks for a POST submission
+	 *
+	 * @since 4.10.12.p
+	 */
+	protected function confirmDeletion()
+	{
+		$deletion_redirect_logic = $this->getLoader()->getShared(
+			'EventEspresso\core\domain\services\admin\events\data\ConfirmDeletion'
+		);
+		$deletion_redirect_logic->handle($this->get_request_data(), $this->admin_base_url());
+	}
+
+
+	/**
+	 * A page for users to preview what exactly will be deleted, and confirm they want to delete it.
+	 *
+	 * @throws EE_Error
+	 * @since 4.10.12.p
+	 */
+	protected function previewDeletion()
+	{
+		$preview_deletion_logic = $this->getLoader()->getShared(
+			'EventEspresso\core\domain\services\admin\events\data\PreviewDeletion'
+		);
+		$this->set_template_args($preview_deletion_logic->handle($this->get_request_data(), $this->admin_base_url()));
+		$this->display_admin_page_with_no_sidebar();
+	}
+
+
+	/**
+	 * get total number of events
+	 *
+	 * @access public
+	 * @return int
+	 * @throws EE_Error
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function total_events(): int
+	{
+		return EEM_Event::instance()->count(
+			['caps' => 'read_admin'],
+			'EVT_ID',
+			true
+		);
+	}
+
+
+	/**
+	 * get total number of draft events
+	 *
+	 * @access public
+	 * @return int
+	 * @throws EE_Error
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function total_events_draft(): int
+	{
+		return EEM_Event::instance()->count(
+			[
+				['status' => ['IN', ['draft', 'auto-draft']]],
+				'caps' => 'read_admin',
+			],
+			'EVT_ID',
+			true
+		);
+	}
+
+
+	/**
+	 * get total number of trashed events
+	 *
+	 * @access public
+	 * @return int
+	 * @throws EE_Error
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function total_trashed_events(): int
+	{
+		return EEM_Event::instance()->count(
+			[
+				['status' => 'trash'],
+				'caps' => 'read_admin',
+			],
+			'EVT_ID',
+			true
+		);
+	}
+
+
+	/**
+	 *    _default_event_settings
+	 *    This generates the Default Settings Tab
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _default_event_settings()
+	{
+		$this->_set_add_edit_form_tags('update_default_event_settings');
+		$this->_set_publish_post_box_vars();
+		$this->_template_args['admin_page_content'] = EEH_HTML::div(
+			$this->_default_event_settings_form()->get_html(),
+			'',
+			'padding'
+		);
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * Return the form for event settings.
+	 *
+	 * @return EE_Form_Section_Proper
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _default_event_settings_form(): EE_Form_Section_Proper
+	{
+		$registration_config              = EE_Registry::instance()->CFG->registration;
+		$registration_stati_for_selection = EEM_Registration::reg_status_array(
+		// exclude
+			[
+				EEM_Registration::status_id_cancelled,
+				EEM_Registration::status_id_declined,
+				EEM_Registration::status_id_incomplete,
+				EEM_Registration::status_id_wait_list,
+			],
+			true
+		);
+		// setup Advanced Editor ???
+		if (
+			$this->raw_req_action === 'default_event_settings'
+			|| $this->raw_req_action === 'update_default_event_settings'
+		) {
+			$this->advanced_editor_admin_form = $this->loader->getShared(AdvancedEditorAdminFormSection::class);
+		}
+		return new EE_Form_Section_Proper(
+			[
+				'name'            => 'update_default_event_settings',
+				'html_id'         => 'update_default_event_settings',
+				'html_class'      => 'form-table',
+				'layout_strategy' => new EE_Admin_Two_Column_Layout(),
+				'subsections'     => apply_filters(
+					'FHEE__Events_Admin_Page___default_event_settings_form__form_subsections',
+					[
+						'defaults_section_header' => new EE_Form_Section_HTML(
+							EEH_HTML::h2(
+								esc_html__('Default Settings', 'event_espresso'),
+								'',
+								'ee-admin-settings-hdr'
+							)
+						),
+						'default_reg_status'      => new EE_Select_Input(
+							$registration_stati_for_selection,
+							[
+								'default'         => isset($registration_config->default_STS_ID)
+													 && array_key_exists(
+														 $registration_config->default_STS_ID,
+														 $registration_stati_for_selection
+													 )
+									? sanitize_text_field($registration_config->default_STS_ID)
+									: EEM_Registration::status_id_pending_payment,
+								'html_label_text' => esc_html__('Default Registration Status', 'event_espresso')
+													 . EEH_Template::get_help_tab_link(
+										'default_settings_status_help_tab'
+									),
+								'html_help_text'  => esc_html__(
+									'This setting allows you to preselect what the default registration status setting is when creating an event.  Note that changing this setting does NOT retroactively apply it to existing events.',
+									'event_espresso'
+								),
+							]
+						),
+						'default_max_tickets'     => new EE_Integer_Input(
+							[
+								'default'         => $registration_config->default_maximum_number_of_tickets
+													 ?? EEM_Event::get_default_additional_limit(),
+								'html_label_text' => esc_html__(
+														 'Default Maximum Tickets Allowed Per Order:',
+														 'event_espresso'
+													 )
+													 . EEH_Template::get_help_tab_link(
+										'default_maximum_tickets_help_tab"'
+									),
+								'html_help_text'  => esc_html__(
+									'This setting allows you to indicate what will be the default for the maximum number of tickets per order when creating new events.',
+									'event_espresso'
+								),
+							]
+						),
+					]
+				),
+			]
+		);
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _update_default_event_settings()
+	{
+		$form = $this->_default_event_settings_form();
+		if ($form->was_submitted()) {
+			$form->receive_form_submission();
+			if ($form->is_valid()) {
+				$registration_config = EE_Registry::instance()->CFG->registration;
+				$valid_data          = $form->valid_data();
+				if (isset($valid_data['default_reg_status'])) {
+					$registration_config->default_STS_ID = $valid_data['default_reg_status'];
+				}
+				if (isset($valid_data['default_max_tickets'])) {
+					$registration_config->default_maximum_number_of_tickets = $valid_data['default_max_tickets'];
+				}
+				do_action(
+					'AHEE__Events_Admin_Page___update_default_event_settings',
+					$valid_data,
+					EE_Registry::instance()->CFG,
+					$this
+				);
+				// update because data was valid!
+				EE_Registry::instance()->CFG->update_espresso_config();
+				EE_Error::overwrite_success();
+				EE_Error::add_success(
+					esc_html__('Default Event Settings were updated', 'event_espresso')
+				);
+			}
+		}
+		$this->_redirect_after_action(0, '', '', ['action' => 'default_event_settings'], true);
+	}
+
+
+	/*************        Templates        *************
      *
-     * @access private
-     * @param EE_Ticket $ticket   the ticket object
-     * @param boolean   $skeleton whether we're generating a skeleton for js manipulation
-     * @param int       $row
-     * @return string generated html for the ticket row.
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    private function _get_ticket_row(EE_Ticket $ticket, bool $skeleton = false, int $row = 0): string
-    {
-        $template_args = [
-            'tkt_status_class'    => ' tkt-status-' . $ticket->ticket_status(),
-            'tkt_archive_class'   => $ticket->ticket_status() === EE_Ticket::archived && ! $skeleton ? ' tkt-archived'
-                : '',
-            'ticketrow'           => $skeleton ? 'TICKETNUM' : $row,
-            'TKT_ID'              => $ticket->get('TKT_ID'),
-            'TKT_name'            => $ticket->get('TKT_name'),
-            'TKT_start_date'      => $skeleton ? '' : $ticket->get_date('TKT_start_date', 'Y-m-d h:i a'),
-            'TKT_end_date'        => $skeleton ? '' : $ticket->get_date('TKT_end_date', 'Y-m-d h:i a'),
-            'TKT_is_default'      => $ticket->get('TKT_is_default'),
-            'TKT_qty'             => $ticket->get_pretty('TKT_qty', 'input'),
-            'edit_ticketrow_name' => $skeleton ? 'TICKETNAMEATTR' : 'edit_tickets',
-            'TKT_sold'            => $skeleton ? 0 : $ticket->get('TKT_sold'),
-            'trash_icon'          => ($skeleton || (! $ticket->get('TKT_deleted')))
-                                     && (! empty($ticket) && $ticket->get('TKT_sold') === 0)
-                ? 'dashicons dashicons-post-trash clickable'
-                : 'dashicons dashicons-lock',
-            'disabled'            => $skeleton || (! empty($ticket) && ! $ticket->get('TKT_deleted')) ? ''
-                : ' disabled=disabled',
-        ];
-        $price         = $ticket->ID() !== 0
-            ? $ticket->get_first_related('Price', ['default_where_conditions' => 'none'])
-            : null;
-        $price         = $price instanceof EE_Price
-            ? $price
-            : EEM_Price::instance()->create_default_object();
-        $price_args    = [
-            'price_currency_symbol' => EE_Registry::instance()->CFG->currency->sign,
-            'PRC_amount'            => $price->get('PRC_amount'),
-            'PRT_ID'                => $price->get('PRT_ID'),
-            'PRC_ID'                => $price->get('PRC_ID'),
-            'PRC_is_default'        => $price->get('PRC_is_default'),
-        ];
-        // make sure we have default start and end dates if skeleton
-        // handle rows that should NOT be empty
-        if (empty($template_args['TKT_start_date'])) {
-            // if empty then the start date will be now.
-            $template_args['TKT_start_date'] = date('Y-m-d h:i a', current_time('timestamp'));
-        }
-        if (empty($template_args['TKT_end_date'])) {
-            // get the earliest datetime (if present);
-            $earliest_datetime             = $this->_cpt_model_obj->ID() > 0
-                ? $this->_cpt_model_obj->get_first_related(
-                    'Datetime',
-                    ['order_by' => ['DTT_EVT_start' => 'ASC']]
-                )
-                : null;
-            $template_args['TKT_end_date'] = $earliest_datetime instanceof EE_Datetime
-                ? $earliest_datetime->get_datetime('DTT_EVT_start', 'Y-m-d', 'h:i a')
-                : date('Y-m-d h:i a', mktime(0, 0, 0, date('m'), date('d') + 7, date('Y')));
-        }
-        $template_args = array_merge($template_args, $price_args);
-        $template      = apply_filters(
-            'FHEE__Events_Admin_Page__get_ticket_row__template',
-            EVENTS_TEMPLATE_PATH . 'event_tickets_metabox_ticket_row.template.php',
-            $ticket
-        );
-        return EEH_Template::display_template($template, $template_args, true);
-    }
-
-
-    /**
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function registration_options_meta_box()
-    {
-        $yes_no_values             = [
-            ['id' => true, 'text' => esc_html__('Yes', 'event_espresso')],
-            ['id' => false, 'text' => esc_html__('No', 'event_espresso')],
-        ];
-        $default_reg_status_values = EEM_Registration::reg_status_array(
-            [
-                EEM_Registration::status_id_cancelled,
-                EEM_Registration::status_id_declined,
-                EEM_Registration::status_id_incomplete,
-            ],
-            true
-        );
-        // $template_args['is_active_select'] = EEH_Form_Fields::select_input('is_active', $yes_no_values, $this->_cpt_model_obj->is_active());
-        $template_args['_event']                          = $this->_cpt_model_obj;
-        $template_args['event']                           = $this->_cpt_model_obj;
-        $template_args['active_status']                   = $this->_cpt_model_obj->pretty_active_status(false);
-        $template_args['additional_limit']                = $this->_cpt_model_obj->additional_limit();
-        $template_args['default_registration_status']     = EEH_Form_Fields::select_input(
-            'default_reg_status',
-            $default_reg_status_values,
-            $this->_cpt_model_obj->default_registration_status(),
-            '',
-            'ee-input-width--reg',
-            false
-        );
-        $template_args['display_description']             = EEH_Form_Fields::select_input(
-            'display_desc',
-            $yes_no_values,
-            $this->_cpt_model_obj->display_description()
-        );
-        $template_args['display_ticket_selector']         = EEH_Form_Fields::select_input(
-            'display_ticket_selector',
-            $yes_no_values,
-            $this->_cpt_model_obj->display_ticket_selector(),
-            '',
-            'ee-input-width--small',
-            false
-        );
-        $template_args['additional_registration_options'] = apply_filters(
-            'FHEE__Events_Admin_Page__registration_options_meta_box__additional_registration_options',
-            '',
-            $template_args,
-            $yes_no_values,
-            $default_reg_status_values
-        );
-        EEH_Template::display_template(
-            EVENTS_TEMPLATE_PATH . 'event_registration_options.template.php',
-            $template_args
-        );
-    }
-
-
-    /**
-     * _get_events()
-     * This method simply returns all the events (for the given _view and paging)
-     *
-     * @access public
-     * @param int  $per_page     count of items per page (20 default);
-     * @param int  $current_page what is the current page being viewed.
-     * @param bool $count        if TRUE then we just return a count of ALL events matching the given _view.
-     *                           If FALSE then we return an array of event objects
-     *                           that match the given _view and paging parameters.
-     * @return array|int         an array of event objects or a count of them.
-     * @throws Exception
-     */
-    public function get_events(int $per_page = 10, int $current_page = 1, bool $count = false)
-    {
-        $EEM_Event   = $this->_event_model();
-        $offset      = ($current_page - 1) * $per_page;
-        $limit       = $count ? null : $offset . ',' . $per_page;
-        $orderby     = $this->request->getRequestParam('orderby', 'EVT_ID');
-        $order       = $this->request->getRequestParam('order', 'DESC');
-        $month_range = $this->request->getRequestParam('month_range');
-        if ($month_range) {
-            $pieces = explode(' ', $month_range, 3);
-            // simulate the FIRST day of the month, that fixes issues for months like February
-            // where PHP doesn't know what to assume for date.
-            // @see https://events.codebasehq.com/projects/event-espresso/tickets/10437
-            $month_r = ! empty($pieces[0]) ? date('m', EEH_DTT_Helper::first_of_month_timestamp($pieces[0])) : '';
-            $year_r  = ! empty($pieces[1]) ? $pieces[1] : '';
-        }
-        $where  = [];
-        $status = $this->request->getRequestParam('status');
-        // determine what post_status our condition will have for the query.
-        switch ($status) {
-            case 'month':
-            case 'today':
-            case null:
-            case 'all':
-                break;
-            case 'draft':
-                $where['status'] = ['IN', ['draft', 'auto-draft']];
-                break;
-            default:
-                $where['status'] = $status;
-        }
-        // categories? The default for all categories is -1
-        $category = $this->request->getRequestParam('EVT_CAT', -1, DataType::INT);
-        if ($category !== -1) {
-            $where['Term_Taxonomy.taxonomy'] = EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY;
-            $where['Term_Taxonomy.term_id']  = $category;
-        }
-        // date where conditions
-        $start_formats = EEM_Datetime::instance()->get_formats_for('DTT_EVT_start');
-        if ($month_range) {
-            $DateTime = new DateTime(
-                $year_r . '-' . $month_r . '-01 00:00:00',
-                new DateTimeZone('UTC')
-            );
-            $start    = $DateTime->getTimestamp();
-            // set the datetime to be the end of the month
-            $DateTime->setDate(
-                $year_r,
-                $month_r,
-                $DateTime->format('t')
-            )->setTime(23, 59, 59);
-            $end                             = $DateTime->getTimestamp();
-            $where['Datetime.DTT_EVT_start'] = ['BETWEEN', [$start, $end]];
-        } elseif ($status === 'today') {
-            $DateTime                        =
-                new DateTime('now', new DateTimeZone(EEM_Event::instance()->get_timezone()));
-            $start                           = $DateTime->setTime(0, 0)->format(implode(' ', $start_formats));
-            $end                             = $DateTime->setTime(23, 59, 59)->format(implode(' ', $start_formats));
-            $where['Datetime.DTT_EVT_start'] = ['BETWEEN', [$start, $end]];
-        } elseif ($status === 'month') {
-            $now                             = date('Y-m-01');
-            $DateTime                        =
-                new DateTime($now, new DateTimeZone(EEM_Event::instance()->get_timezone()));
-            $start                           = $DateTime->setTime(0, 0)->format(implode(' ', $start_formats));
-            $end                             = $DateTime->setDate(date('Y'), date('m'), $DateTime->format('t'))
-                                                        ->setTime(23, 59, 59)
-                                                        ->format(implode(' ', $start_formats));
-            $where['Datetime.DTT_EVT_start'] = ['BETWEEN', [$start, $end]];
-        }
-        if (! $this->capabilities->current_user_can('ee_read_others_events', 'get_events')) {
-            $where['EVT_wp_user'] = get_current_user_id();
-        } else {
-            if (! isset($where['status'])) {
-                if (! $this->capabilities->current_user_can('ee_read_private_events', 'get_events')) {
-                    $where['OR'] = [
-                        'status*restrict_private' => ['!=', 'private'],
-                        'AND'                     => [
-                            'status*inclusive' => ['=', 'private'],
-                            'EVT_wp_user'      => get_current_user_id(),
-                        ],
-                    ];
-                }
-            }
-        }
-        $wp_user = $this->request->getRequestParam('EVT_wp_user', 0, DataType::INT);
-        if (
-            $wp_user
-            && $wp_user !== get_current_user_id()
-            && $this->capabilities->current_user_can('ee_read_others_events', 'get_events')
-        ) {
-            $where['EVT_wp_user'] = $wp_user;
-        }
-        // search query handling
-        $search_term = $this->request->getRequestParam('s');
-        if ($search_term) {
-            $search_term = '%' . $search_term . '%';
-            $where['OR'] = [
-                'EVT_name'       => ['LIKE', $search_term],
-                'EVT_desc'       => ['LIKE', $search_term],
-                'EVT_short_desc' => ['LIKE', $search_term],
-            ];
-        }
-        // filter events by venue.
-        $venue = $this->request->getRequestParam('venue', 0, DataType::INT);
-        if ($venue) {
-            $where['Venue.VNU_ID'] = $venue;
-        }
-        $request_params = $this->request->requestParams();
-        $where          = apply_filters('FHEE__Events_Admin_Page__get_events__where', $where, $request_params);
-        $query_params   = apply_filters(
-            'FHEE__Events_Admin_Page__get_events__query_params',
-            [
-                $where,
-                'limit'    => $limit,
-                'order_by' => $orderby,
-                'order'    => $order,
-                'group_by' => 'EVT_ID',
-            ],
-            $request_params
-        );
-
-        // let's first check if we have special requests coming in.
-        $active_status = $this->request->getRequestParam('active_status');
-        if ($active_status) {
-            switch ($active_status) {
-                case 'upcoming':
-                    return $EEM_Event->get_upcoming_events($query_params, $count);
-                case 'expired':
-                    return $EEM_Event->get_expired_events($query_params, $count);
-                case 'active':
-                    return $EEM_Event->get_active_events($query_params, $count);
-                case 'inactive':
-                    return $EEM_Event->get_inactive_events($query_params, $count);
-            }
-        }
-
-        return $count ? $EEM_Event->count([$where], 'EVT_ID', true) : $EEM_Event->get_all($query_params);
-    }
-
-
-    /**
-     * handling for WordPress CPT actions (trash, restore, delete)
-     *
-     * @param string $post_id
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function trash_cpt_item($post_id)
-    {
-        $this->request->setRequestParam('EVT_ID', $post_id);
-        $this->_trash_or_restore_event('trash', false);
-    }
-
-
-    /**
-     * @param string $post_id
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function restore_cpt_item($post_id)
-    {
-        $this->request->setRequestParam('EVT_ID', $post_id);
-        $this->_trash_or_restore_event('draft', false);
-    }
-
-
-    /**
-     * @param string $post_id
-     * @throws EE_Error
-     * @throws EE_Error
-     */
-    public function delete_cpt_item($post_id)
-    {
-        throw new EE_Error(
-            esc_html__(
-                'Please contact Event Espresso support with the details of the steps taken to produce this error.',
-                'event_espresso'
-            )
-        );
-        // $this->request->setRequestParam('EVT_ID', $post_id);
-        // $this->_delete_event();
-    }
-
-
-    /**
-     * _trash_or_restore_event
-     *
-     * @access protected
-     * @param string $event_status
-     * @param bool   $redirect_after
-     * @throws EE_Error
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _trash_or_restore_event(string $event_status = 'trash', bool $redirect_after = true)
-    {
-        // loop thru events
-        if ($this->EVT_ID) {
-            // clean status
-            $event_status = sanitize_key($event_status);
-            // grab status
-            if (! empty($event_status)) {
-                $success = $this->_change_event_status($this->EVT_ID, $event_status);
-            } else {
-                $success = false;
-                $msg     = esc_html__(
-                    'An error occurred. The event could not be moved to the trash because a valid event status was not not supplied.',
-                    'event_espresso'
-                );
-                EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
-            }
-        } else {
-            $success = false;
-            $msg     = esc_html__(
-                'An error occurred. The event could not be moved to the trash because a valid event ID was not not supplied.',
-                'event_espresso'
-            );
-            EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
-        }
-        $action = $event_status === 'trash' ? 'moved to the trash' : 'restored from the trash';
-        if ($redirect_after) {
-            $this->_redirect_after_action($success, 'Event', $action, ['action' => 'default']);
-        }
-    }
-
-
-    /**
-     * _trash_or_restore_events
-     *
-     * @access protected
-     * @param string $event_status
-     * @return void
-     * @throws EE_Error
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _trash_or_restore_events(string $event_status = 'trash')
-    {
-        // clean status
-        $event_status = sanitize_key($event_status);
-        // grab status
-        if (! empty($event_status)) {
-            $success = true;
-            // determine the event id and set to array.
-            $EVT_IDs = $this->request->getRequestParam('EVT_IDs', [], 'int', true);
-            // loop thru events
-            foreach ($EVT_IDs as $EVT_ID) {
-                if ($EVT_ID = absint($EVT_ID)) {
-                    $results = $this->_change_event_status($EVT_ID, $event_status);
-                    $success = $results !== false ? $success : false;
-                } else {
-                    $msg = sprintf(
-                        esc_html__(
-                            'An error occurred. Event #%d could not be moved to the trash because a valid event ID was not not supplied.',
-                            'event_espresso'
-                        ),
-                        $EVT_ID
-                    );
-                    EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
-                    $success = false;
-                }
-            }
-        } else {
-            $success = false;
-            $msg     = esc_html__(
-                'An error occurred. The event could not be moved to the trash because a valid event status was not not supplied.',
-                'event_espresso'
-            );
-            EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
-        }
-        // in order to force a pluralized result message we need to send back a success status greater than 1
-        $success = $success ? 2 : false;
-        $action  = $event_status === 'trash' ? 'moved to the trash' : 'restored from the trash';
-        $this->_redirect_after_action($success, 'Events', $action, ['action' => 'default']);
-    }
-
-
-    /**
-     * @param int    $EVT_ID
-     * @param string $event_status
-     * @return bool
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    private function _change_event_status(int $EVT_ID = 0, string $event_status = ''): bool
-    {
-        // grab event id
-        if (! $EVT_ID) {
-            $msg = esc_html__(
-                'An error occurred. No Event ID or an invalid Event ID was received.',
-                'event_espresso'
-            );
-            EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        $this->_cpt_model_obj = EEM_Event::instance()->get_one_by_ID($EVT_ID);
-        // clean status
-        $event_status = sanitize_key($event_status);
-        // grab status
-        if (empty($event_status)) {
-            $msg = esc_html__(
-                'An error occurred. No Event Status or an invalid Event Status was received.',
-                'event_espresso'
-            );
-            EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        // was event trashed or restored ?
-        switch ($event_status) {
-            case 'draft':
-                $action = 'restored from the trash';
-                $hook   = 'AHEE_event_restored_from_trash';
-                break;
-            case 'trash':
-                $action = 'moved to the trash';
-                $hook   = 'AHEE_event_moved_to_trash';
-                break;
-            default:
-                $action = 'updated';
-                $hook   = false;
-        }
-        // use class to change status
-        $this->_cpt_model_obj->set_status($event_status);
-        $success = $this->_cpt_model_obj->save();
-        if (! $success) {
-            $msg = sprintf(esc_html__('An error occurred. The event could not be %s.', 'event_espresso'), $action);
-            EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        if ($hook) {
-            do_action($hook);
-            // fake the action hook in EE_Soft_Delete_Base_Class::delete_or_restore()
-            // because events side step that and it otherwise won't get called
-            do_action(
-                'AHEE__EE_Soft_Delete_Base_Class__delete_or_restore__after',
-                $this->_cpt_model_obj,
-                $hook === 'AHEE_event_moved_to_trash',
-                $success
-            );
-        }
-        return true;
-    }
-
-
-    /**
-     * @param array $event_ids
-     * @return array
-     * @since   4.10.23.p
-     */
-    private function cleanEventIds(array $event_ids): array
-    {
-        return array_map('absint', $event_ids);
-    }
-
-
-    /**
-     * @return array
-     * @since   4.10.23.p
-     */
-    private function getEventIdsFromRequest(): array
-    {
-        if ($this->request->requestParamIsSet('EVT_IDs')) {
-            return $this->request->getRequestParam('EVT_IDs', [], 'int', true);
-        } else {
-            return $this->request->getRequestParam('EVT_ID', [], 'int', true);
-        }
-    }
-
-
-    /**
-     * @param bool $preview_delete
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _delete_event(bool $preview_delete = true)
-    {
-        $this->_delete_events($preview_delete);
-    }
-
-
-    /**
-     * Gets the tree traversal batch persister.
-     *
-     * @return NodeGroupDao
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @since 4.10.12.p
-     */
-    protected function getModelObjNodeGroupPersister(): NodeGroupDao
-    {
-        if (! $this->model_obj_node_group_persister instanceof NodeGroupDao) {
-            $this->model_obj_node_group_persister =
-                $this->getLoader()->load('\EventEspresso\core\services\orm\tree_traversal\NodeGroupDao');
-        }
-        return $this->model_obj_node_group_persister;
-    }
-
-
-    /**
-     * @param bool $preview_delete
-     * @return void
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _delete_events(bool $preview_delete = true)
-    {
-        $event_ids = $this->getEventIdsFromRequest();
-        if ($preview_delete) {
-            $this->generateDeletionPreview($event_ids);
-        } else {
-            foreach ($event_ids as $event_id) {
-                $event = EEM_Event::instance()->get_one_by_ID($event_id);
-                if ($event instanceof EE_Event) {
-                    $event->delete_permanently();
-                }
-            }
-        }
-    }
-
-
-    /**
-     * @param array $event_ids
-     */
-    protected function generateDeletionPreview(array $event_ids)
-    {
-        $event_ids = $this->cleanEventIds($event_ids);
-        // Set a code we can use to reference this deletion task in the batch jobs and preview page.
-        $deletion_job_code = $this->getModelObjNodeGroupPersister()->generateGroupCode();
-        $return_url        = EE_Admin_Page::add_query_args_and_nonce(
-            [
-                'action'            => 'preview_deletion',
-                'deletion_job_code' => $deletion_job_code,
-            ],
-            $this->_admin_base_url
-        );
-        EEH_URL::safeRedirectAndExit(
-            EE_Admin_Page::add_query_args_and_nonce(
-                [
-                    'page'              => EED_Batch::PAGE_SLUG,
-                    'batch'             => EED_Batch::batch_job,
-                    'EVT_IDs'           => $event_ids,
-                    'deletion_job_code' => $deletion_job_code,
-                    'job_handler'       => urlencode('EventEspresso\core\libraries\batch\JobHandlers\PreviewEventDeletion'),
-                    'return_url'        => urlencode($return_url),
-                ],
-                admin_url()
-            )
-        );
-    }
-
-
-    /**
-     * Checks for a POST submission
-     *
-     * @since 4.10.12.p
-     */
-    protected function confirmDeletion()
-    {
-        $deletion_redirect_logic = $this->getLoader()->getShared(
-            'EventEspresso\core\domain\services\admin\events\data\ConfirmDeletion'
-        );
-        $deletion_redirect_logic->handle($this->get_request_data(), $this->admin_base_url());
-    }
-
-
-    /**
-     * A page for users to preview what exactly will be deleted, and confirm they want to delete it.
-     *
-     * @throws EE_Error
-     * @since 4.10.12.p
-     */
-    protected function previewDeletion()
-    {
-        $preview_deletion_logic = $this->getLoader()->getShared(
-            'EventEspresso\core\domain\services\admin\events\data\PreviewDeletion'
-        );
-        $this->set_template_args($preview_deletion_logic->handle($this->get_request_data(), $this->admin_base_url()));
-        $this->display_admin_page_with_no_sidebar();
-    }
-
-
-    /**
-     * get total number of events
-     *
-     * @access public
-     * @return int
-     * @throws EE_Error
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function total_events(): int
-    {
-        return EEM_Event::instance()->count(
-            ['caps' => 'read_admin'],
-            'EVT_ID',
-            true
-        );
-    }
-
-
-    /**
-     * get total number of draft events
-     *
-     * @access public
-     * @return int
-     * @throws EE_Error
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function total_events_draft(): int
-    {
-        return EEM_Event::instance()->count(
-            [
-                ['status' => ['IN', ['draft', 'auto-draft']]],
-                'caps' => 'read_admin',
-            ],
-            'EVT_ID',
-            true
-        );
-    }
-
-
-    /**
-     * get total number of trashed events
-     *
-     * @access public
-     * @return int
-     * @throws EE_Error
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function total_trashed_events(): int
-    {
-        return EEM_Event::instance()->count(
-            [
-                ['status' => 'trash'],
-                'caps' => 'read_admin',
-            ],
-            'EVT_ID',
-            true
-        );
-    }
-
-
-    /**
-     *    _default_event_settings
-     *    This generates the Default Settings Tab
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _default_event_settings()
-    {
-        $this->_set_add_edit_form_tags('update_default_event_settings');
-        $this->_set_publish_post_box_vars();
-        $this->_template_args['admin_page_content'] = EEH_HTML::div(
-            $this->_default_event_settings_form()->get_html(),
-            '',
-            'padding'
-        );
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * Return the form for event settings.
-     *
-     * @return EE_Form_Section_Proper
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _default_event_settings_form(): EE_Form_Section_Proper
-    {
-        $registration_config              = EE_Registry::instance()->CFG->registration;
-        $registration_stati_for_selection = EEM_Registration::reg_status_array(
-        // exclude
-            [
-                EEM_Registration::status_id_cancelled,
-                EEM_Registration::status_id_declined,
-                EEM_Registration::status_id_incomplete,
-                EEM_Registration::status_id_wait_list,
-            ],
-            true
-        );
-        // setup Advanced Editor ???
-        if (
-            $this->raw_req_action === 'default_event_settings'
-            || $this->raw_req_action === 'update_default_event_settings'
-        ) {
-            $this->advanced_editor_admin_form = $this->loader->getShared(AdvancedEditorAdminFormSection::class);
-        }
-        return new EE_Form_Section_Proper(
-            [
-                'name'            => 'update_default_event_settings',
-                'html_id'         => 'update_default_event_settings',
-                'html_class'      => 'form-table',
-                'layout_strategy' => new EE_Admin_Two_Column_Layout(),
-                'subsections'     => apply_filters(
-                    'FHEE__Events_Admin_Page___default_event_settings_form__form_subsections',
-                    [
-                        'defaults_section_header' => new EE_Form_Section_HTML(
-                            EEH_HTML::h2(
-                                esc_html__('Default Settings', 'event_espresso'),
-                                '',
-                                'ee-admin-settings-hdr'
-                            )
-                        ),
-                        'default_reg_status'      => new EE_Select_Input(
-                            $registration_stati_for_selection,
-                            [
-                                'default'         => isset($registration_config->default_STS_ID)
-                                                     && array_key_exists(
-                                                         $registration_config->default_STS_ID,
-                                                         $registration_stati_for_selection
-                                                     )
-                                    ? sanitize_text_field($registration_config->default_STS_ID)
-                                    : EEM_Registration::status_id_pending_payment,
-                                'html_label_text' => esc_html__('Default Registration Status', 'event_espresso')
-                                                     . EEH_Template::get_help_tab_link(
-                                        'default_settings_status_help_tab'
-                                    ),
-                                'html_help_text'  => esc_html__(
-                                    'This setting allows you to preselect what the default registration status setting is when creating an event.  Note that changing this setting does NOT retroactively apply it to existing events.',
-                                    'event_espresso'
-                                ),
-                            ]
-                        ),
-                        'default_max_tickets'     => new EE_Integer_Input(
-                            [
-                                'default'         => $registration_config->default_maximum_number_of_tickets
-                                                     ?? EEM_Event::get_default_additional_limit(),
-                                'html_label_text' => esc_html__(
-                                                         'Default Maximum Tickets Allowed Per Order:',
-                                                         'event_espresso'
-                                                     )
-                                                     . EEH_Template::get_help_tab_link(
-                                        'default_maximum_tickets_help_tab"'
-                                    ),
-                                'html_help_text'  => esc_html__(
-                                    'This setting allows you to indicate what will be the default for the maximum number of tickets per order when creating new events.',
-                                    'event_espresso'
-                                ),
-                            ]
-                        ),
-                    ]
-                ),
-            ]
-        );
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _update_default_event_settings()
-    {
-        $form = $this->_default_event_settings_form();
-        if ($form->was_submitted()) {
-            $form->receive_form_submission();
-            if ($form->is_valid()) {
-                $registration_config = EE_Registry::instance()->CFG->registration;
-                $valid_data          = $form->valid_data();
-                if (isset($valid_data['default_reg_status'])) {
-                    $registration_config->default_STS_ID = $valid_data['default_reg_status'];
-                }
-                if (isset($valid_data['default_max_tickets'])) {
-                    $registration_config->default_maximum_number_of_tickets = $valid_data['default_max_tickets'];
-                }
-                do_action(
-                    'AHEE__Events_Admin_Page___update_default_event_settings',
-                    $valid_data,
-                    EE_Registry::instance()->CFG,
-                    $this
-                );
-                // update because data was valid!
-                EE_Registry::instance()->CFG->update_espresso_config();
-                EE_Error::overwrite_success();
-                EE_Error::add_success(
-                    esc_html__('Default Event Settings were updated', 'event_espresso')
-                );
-            }
-        }
-        $this->_redirect_after_action(0, '', '', ['action' => 'default_event_settings'], true);
-    }
-
-
-    /*************        Templates        *************
-     *
-     * @throws EE_Error
-     */
-    protected function _template_settings()
-    {
-        $this->_admin_page_title              = esc_html__('Template Settings (Preview)', 'event_espresso');
-        $this->_template_args['preview_img']  = '<img src="'
-                                                . EVENTS_ASSETS_URL
-                                                . '/images/'
-                                                . 'caffeinated_template_features.jpg" alt="'
-                                                . esc_attr__('Template Settings Preview screenshot', 'event_espresso')
-                                                . '" />';
-        $this->_template_args['preview_text'] = '<strong>'
-                                                . esc_html__(
-                                                    'Template Settings is a feature that is only available in the premium version of Event Espresso 4 which is available with a support license purchase on EventEspresso.com. Template Settings allow you to configure some of the appearance options for both the Event List and Event Details pages.',
-                                                    'event_espresso'
-                                                ) . '</strong>';
-        $this->display_admin_caf_preview_page('template_settings_tab');
-    }
-
-
-    /** Event Category Stuff **/
-    /**
-     * set the _category property with the category object for the loaded page.
-     *
-     * @access private
-     * @return void
-     */
-    private function _set_category_object()
-    {
-        if (isset($this->_category->id) && ! empty($this->_category->id)) {
-            return;
-        } //already have the category object so get out.
-        // set default category object
-        $this->_set_empty_category_object();
-        // only set if we've got an id
-        $category_ID = $this->request->getRequestParam('EVT_CAT_ID', 0, DataType::INT);
-        if (! $category_ID) {
-            return;
-        }
-        $term = get_term($category_ID, EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY);
-        if (! empty($term)) {
-            $this->_category->category_name       = $term->name;
-            $this->_category->category_identifier = $term->slug;
-            $this->_category->category_desc       = $term->description;
-            $this->_category->id                  = $term->term_id;
-            $this->_category->parent              = $term->parent;
-        }
-    }
-
-
-    /**
-     * Clears out category properties.
-     */
-    private function _set_empty_category_object()
-    {
-        $this->_category                = new stdClass();
-        $this->_category->category_name = $this->_category->category_identifier = $this->_category->category_desc = '';
-        $this->_category->id            = $this->_category->parent = 0;
-    }
-
-
-    /**
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _category_list_table()
-    {
-        $this->_search_btn_label = esc_html__('Categories', 'event_espresso');
-        $this->_admin_page_title .= ' ';
-        $this->_admin_page_title .= $this->get_action_link_or_button(
-            'add_category',
-            'add_category',
-            [],
-            'add-new-h2'
-        );
-        $this->display_admin_list_table_page_with_sidebar();
-    }
-
-
-    /**
-     * Output category details view.
-     *
-     * @throws EE_Error
-     * @throws EE_Error
-     */
-    protected function _category_details($view)
-    {
-        $route = $view === 'edit' ? 'update_category' : 'insert_category';
-        $this->_set_add_edit_form_tags($route);
-        $this->_set_category_object();
-        $id            = ! empty($this->_category->id) ? $this->_category->id : '';
-        $delete_action = 'delete_category';
-        // custom redirect
-        $redirect = EE_Admin_Page::add_query_args_and_nonce(
-            ['action' => 'category_list'],
-            $this->_admin_base_url
-        );
-        $this->_set_publish_post_box_vars('EVT_CAT_ID', $id, $delete_action, $redirect);
-        // take care of contents
-        $this->_template_args['admin_page_content'] = $this->_category_details_content();
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * Output category details content.
-     *
-     * @throws DomainException
-     */
-    protected function _category_details_content(): string
-    {
-        $editor_args['category_desc'] = [
-            'type'          => 'wp_editor',
-            'value'         => EEH_Formatter::admin_format_content($this->_category->category_desc),
-            'class'         => 'my_editor_custom',
-            'wpeditor_args' => ['media_buttons' => false],
-        ];
-        $_wp_editor                   = $this->_generate_admin_form_fields($editor_args, 'array');
-        $all_terms                    = get_terms(
-            [EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY],
-            ['hide_empty' => 0, 'exclude' => [$this->_category->id]]
-        );
-        // setup category select for term parents.
-        $category_select_values[] = [
-            'text' => esc_html__('No Parent', 'event_espresso'),
-            'id'   => 0,
-        ];
-        foreach ($all_terms as $term) {
-            $category_select_values[] = [
-                'text' => $term->name,
-                'id'   => $term->term_id,
-            ];
-        }
-        $category_select = EEH_Form_Fields::select_input(
-            'category_parent',
-            $category_select_values,
-            $this->_category->parent
-        );
-        $template_args   = [
-            'category'                 => $this->_category,
-            'category_select'          => $category_select,
-            'unique_id_info_help_link' => $this->_get_help_tab_link('unique_id_info'),
-            'category_desc_editor'     => $_wp_editor['category_desc']['field'],
-            'disable'                  => '',
-            'disabled_message'         => false,
-        ];
-        $template        = EVENTS_TEMPLATE_PATH . 'event_category_details.template.php';
-        return EEH_Template::display_template($template, $template_args, true);
-    }
-
-
-    /**
-     * Handles deleting categories.
-     *
-     * @throws EE_Error
-     */
-    protected function _delete_categories()
-    {
-        $category_IDs = $this->request->getRequestParam('EVT_CAT_ID', 0, 'int', true);
-        foreach ($category_IDs as $category_ID) {
-            $this->_delete_category($category_ID);
-        }
-        // doesn't matter what page we're coming from... we're going to the same place after delete.
-        $query_args = [
-            'action' => 'category_list',
-        ];
-        $this->_redirect_after_action(0, '', '', $query_args);
-    }
-
-
-    /**
-     * Handles deleting specific category.
-     *
-     * @param int $cat_id
-     */
-    protected function _delete_category(int $cat_id)
-    {
-        $cat_id = absint($cat_id);
-        wp_delete_term($cat_id, EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY);
-    }
-
-
-    /**
-     * Handles triggering the update or insertion of a new category.
-     *
-     * @param bool $new_category true means we're triggering the insert of a new category.
-     * @throws EE_Error
-     * @throws EE_Error
-     */
-    protected function _insert_or_update_category(bool $new_category)
-    {
-        $cat_id  = $this->_insert_category($new_category);
-        $success = 0; // we already have a success message so lets not send another.
-        if ($cat_id) {
-            $query_args = [
-                'action'     => 'edit_category',
-                'EVT_CAT_ID' => $cat_id,
-            ];
-        } else {
-            $query_args = ['action' => 'add_category'];
-        }
-        $this->_redirect_after_action($success, '', '', $query_args, true);
-    }
-
-
-    /**
-     * Inserts or updates category
-     *
-     * @param bool $new_category (true indicates we're updating a category).
-     * @return bool|mixed|string
-     */
-    private function _insert_category(bool $new_category)
-    {
-        $category_ID         = $this->request->getRequestParam('EVT_CAT_ID', 0, DataType::INT);
-        $category_name       = $this->request->getRequestParam('category_name', '');
-        $category_desc       = $this->request->getRequestParam('category_desc', '', DataType::HTML);
-        $category_parent     = $this->request->getRequestParam('category_parent', 0, DataType::INT);
-        $category_identifier = $this->request->getRequestParam('category_identifier', '');
-
-        if (empty($category_name)) {
-            $msg = esc_html__('You must add a name for the category.', 'event_espresso');
-            EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
-            return 0;
-        }
-        $term_args = [
-            'name'        => $category_name,
-            'description' => $category_desc,
-            'parent'      => $category_parent,
-        ];
-        // was the category_identifier input disabled?
-        if ($category_identifier) {
-            $term_args['slug'] = $category_identifier;
-        }
-        $insert_ids = $new_category
-            ? wp_insert_term($category_name, EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY, $term_args)
-            : wp_update_term($category_ID, EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY, $term_args);
-
-        if ($insert_ids instanceof WP_Error) {
-            EE_Error::add_error($insert_ids->get_error_message(), __FILE__, __FUNCTION__, __LINE__);
-            return 0;
-        }
-        $category_ID = $insert_ids['term_id'] ?? 0;
-        if (! $category_ID) {
-            EE_Error::add_error(
-                esc_html__(
-                    'An error occurred and the category has not been saved to the database.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return 0;
-        }
-        EE_Error::add_success(
-            sprintf(
-                esc_html__('The category %s was successfully saved', 'event_espresso'),
-                $category_name
-            )
-        );
-        return $category_ID;
-    }
-
-
-    /**
-     * Gets categories or count of categories matching the arguments in the request.
-     *
-     * @param int  $per_page
-     * @param int  $current_page
-     * @param bool $count
-     * @return EE_Term_Taxonomy[]|int
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function get_categories(int $per_page = 10, int $current_page = 1, bool $count = false)
-    {
-        // testing term stuff
-        $orderby     = $this->request->getRequestParam('orderby', 'Term.term_id');
-        $order       = $this->request->getRequestParam('order', 'DESC');
-        $limit       = ($current_page - 1) * $per_page;
-        $where       = ['taxonomy' => EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY];
-        $search_term = $this->request->getRequestParam('s');
-        if ($search_term) {
-            $search_term = '%' . $search_term . '%';
-            $where['OR'] = [
-                'Term.name'   => ['LIKE', $search_term],
-                'description' => ['LIKE', $search_term],
-            ];
-        }
-        $query_params = [
-            $where,
-            'order_by'   => [$orderby => $order],
-            'limit'      => $limit . ',' . $per_page,
-            'force_join' => ['Term'],
-        ];
-        return $count
-            ? EEM_Term_Taxonomy::instance()->count($query_params, 'term_id')
-            : EEM_Term_Taxonomy::instance()->get_all($query_params);
-    }
-
-    /* end category stuff */
-
-
-    /**************/
-
-
-    /**
-     * Callback for the `ee_save_timezone_setting` ajax action.
-     *
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function saveTimezoneString()
-    {
-        $timezone_string = $this->request->getRequestParam('timezone_selected');
-        if (empty($timezone_string) || ! EEH_DTT_Helper::validate_timezone($timezone_string, false)) {
-            EE_Error::add_error(
-                esc_html__('An invalid timezone string submitted.', 'event_espresso'),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            $this->_template_args['error'] = true;
-            $this->_return_json();
-        }
-
-        update_option('timezone_string', $timezone_string);
-        EE_Error::add_success(
-            esc_html__('Your timezone string was updated.', 'event_espresso')
-        );
-        $this->_template_args['success'] = true;
-        $this->_return_json(true, ['action' => 'create_new']);
-    }
-
-
-    /**
      * @throws EE_Error
-     * @deprecated 4.10.25.p
      */
-    public function save_timezonestring_setting()
-    {
-        $this->saveTimezoneString();
-    }
+	protected function _template_settings()
+	{
+		$this->_admin_page_title              = esc_html__('Template Settings (Preview)', 'event_espresso');
+		$this->_template_args['preview_img']  = '<img src="'
+												. EVENTS_ASSETS_URL
+												. '/images/'
+												. 'caffeinated_template_features.jpg" alt="'
+												. esc_attr__('Template Settings Preview screenshot', 'event_espresso')
+												. '" />';
+		$this->_template_args['preview_text'] = '<strong>'
+												. esc_html__(
+													'Template Settings is a feature that is only available in the premium version of Event Espresso 4 which is available with a support license purchase on EventEspresso.com. Template Settings allow you to configure some of the appearance options for both the Event List and Event Details pages.',
+													'event_espresso'
+												) . '</strong>';
+		$this->display_admin_caf_preview_page('template_settings_tab');
+	}
+
+
+	/** Event Category Stuff **/
+	/**
+	 * set the _category property with the category object for the loaded page.
+	 *
+	 * @access private
+	 * @return void
+	 */
+	private function _set_category_object()
+	{
+		if (isset($this->_category->id) && ! empty($this->_category->id)) {
+			return;
+		} //already have the category object so get out.
+		// set default category object
+		$this->_set_empty_category_object();
+		// only set if we've got an id
+		$category_ID = $this->request->getRequestParam('EVT_CAT_ID', 0, DataType::INT);
+		if (! $category_ID) {
+			return;
+		}
+		$term = get_term($category_ID, EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY);
+		if (! empty($term)) {
+			$this->_category->category_name       = $term->name;
+			$this->_category->category_identifier = $term->slug;
+			$this->_category->category_desc       = $term->description;
+			$this->_category->id                  = $term->term_id;
+			$this->_category->parent              = $term->parent;
+		}
+	}
+
+
+	/**
+	 * Clears out category properties.
+	 */
+	private function _set_empty_category_object()
+	{
+		$this->_category                = new stdClass();
+		$this->_category->category_name = $this->_category->category_identifier = $this->_category->category_desc = '';
+		$this->_category->id            = $this->_category->parent = 0;
+	}
+
+
+	/**
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _category_list_table()
+	{
+		$this->_search_btn_label = esc_html__('Categories', 'event_espresso');
+		$this->_admin_page_title .= ' ';
+		$this->_admin_page_title .= $this->get_action_link_or_button(
+			'add_category',
+			'add_category',
+			[],
+			'add-new-h2'
+		);
+		$this->display_admin_list_table_page_with_sidebar();
+	}
+
+
+	/**
+	 * Output category details view.
+	 *
+	 * @throws EE_Error
+	 * @throws EE_Error
+	 */
+	protected function _category_details($view)
+	{
+		$route = $view === 'edit' ? 'update_category' : 'insert_category';
+		$this->_set_add_edit_form_tags($route);
+		$this->_set_category_object();
+		$id            = ! empty($this->_category->id) ? $this->_category->id : '';
+		$delete_action = 'delete_category';
+		// custom redirect
+		$redirect = EE_Admin_Page::add_query_args_and_nonce(
+			['action' => 'category_list'],
+			$this->_admin_base_url
+		);
+		$this->_set_publish_post_box_vars('EVT_CAT_ID', $id, $delete_action, $redirect);
+		// take care of contents
+		$this->_template_args['admin_page_content'] = $this->_category_details_content();
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * Output category details content.
+	 *
+	 * @throws DomainException
+	 */
+	protected function _category_details_content(): string
+	{
+		$editor_args['category_desc'] = [
+			'type'          => 'wp_editor',
+			'value'         => EEH_Formatter::admin_format_content($this->_category->category_desc),
+			'class'         => 'my_editor_custom',
+			'wpeditor_args' => ['media_buttons' => false],
+		];
+		$_wp_editor                   = $this->_generate_admin_form_fields($editor_args, 'array');
+		$all_terms                    = get_terms(
+			[EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY],
+			['hide_empty' => 0, 'exclude' => [$this->_category->id]]
+		);
+		// setup category select for term parents.
+		$category_select_values[] = [
+			'text' => esc_html__('No Parent', 'event_espresso'),
+			'id'   => 0,
+		];
+		foreach ($all_terms as $term) {
+			$category_select_values[] = [
+				'text' => $term->name,
+				'id'   => $term->term_id,
+			];
+		}
+		$category_select = EEH_Form_Fields::select_input(
+			'category_parent',
+			$category_select_values,
+			$this->_category->parent
+		);
+		$template_args   = [
+			'category'                 => $this->_category,
+			'category_select'          => $category_select,
+			'unique_id_info_help_link' => $this->_get_help_tab_link('unique_id_info'),
+			'category_desc_editor'     => $_wp_editor['category_desc']['field'],
+			'disable'                  => '',
+			'disabled_message'         => false,
+		];
+		$template        = EVENTS_TEMPLATE_PATH . 'event_category_details.template.php';
+		return EEH_Template::display_template($template, $template_args, true);
+	}
+
+
+	/**
+	 * Handles deleting categories.
+	 *
+	 * @throws EE_Error
+	 */
+	protected function _delete_categories()
+	{
+		$category_IDs = $this->request->getRequestParam('EVT_CAT_ID', 0, 'int', true);
+		foreach ($category_IDs as $category_ID) {
+			$this->_delete_category($category_ID);
+		}
+		// doesn't matter what page we're coming from... we're going to the same place after delete.
+		$query_args = [
+			'action' => 'category_list',
+		];
+		$this->_redirect_after_action(0, '', '', $query_args);
+	}
+
+
+	/**
+	 * Handles deleting specific category.
+	 *
+	 * @param int $cat_id
+	 */
+	protected function _delete_category(int $cat_id)
+	{
+		$cat_id = absint($cat_id);
+		wp_delete_term($cat_id, EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY);
+	}
+
+
+	/**
+	 * Handles triggering the update or insertion of a new category.
+	 *
+	 * @param bool $new_category true means we're triggering the insert of a new category.
+	 * @throws EE_Error
+	 * @throws EE_Error
+	 */
+	protected function _insert_or_update_category(bool $new_category)
+	{
+		$cat_id  = $this->_insert_category($new_category);
+		$success = 0; // we already have a success message so lets not send another.
+		if ($cat_id) {
+			$query_args = [
+				'action'     => 'edit_category',
+				'EVT_CAT_ID' => $cat_id,
+			];
+		} else {
+			$query_args = ['action' => 'add_category'];
+		}
+		$this->_redirect_after_action($success, '', '', $query_args, true);
+	}
+
+
+	/**
+	 * Inserts or updates category
+	 *
+	 * @param bool $new_category (true indicates we're updating a category).
+	 * @return bool|mixed|string
+	 */
+	private function _insert_category(bool $new_category)
+	{
+		$category_ID         = $this->request->getRequestParam('EVT_CAT_ID', 0, DataType::INT);
+		$category_name       = $this->request->getRequestParam('category_name', '');
+		$category_desc       = $this->request->getRequestParam('category_desc', '', DataType::HTML);
+		$category_parent     = $this->request->getRequestParam('category_parent', 0, DataType::INT);
+		$category_identifier = $this->request->getRequestParam('category_identifier', '');
+
+		if (empty($category_name)) {
+			$msg = esc_html__('You must add a name for the category.', 'event_espresso');
+			EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
+			return 0;
+		}
+		$term_args = [
+			'name'        => $category_name,
+			'description' => $category_desc,
+			'parent'      => $category_parent,
+		];
+		// was the category_identifier input disabled?
+		if ($category_identifier) {
+			$term_args['slug'] = $category_identifier;
+		}
+		$insert_ids = $new_category
+			? wp_insert_term($category_name, EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY, $term_args)
+			: wp_update_term($category_ID, EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY, $term_args);
+
+		if ($insert_ids instanceof WP_Error) {
+			EE_Error::add_error($insert_ids->get_error_message(), __FILE__, __FUNCTION__, __LINE__);
+			return 0;
+		}
+		$category_ID = $insert_ids['term_id'] ?? 0;
+		if (! $category_ID) {
+			EE_Error::add_error(
+				esc_html__(
+					'An error occurred and the category has not been saved to the database.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return 0;
+		}
+		EE_Error::add_success(
+			sprintf(
+				esc_html__('The category %s was successfully saved', 'event_espresso'),
+				$category_name
+			)
+		);
+		return $category_ID;
+	}
+
+
+	/**
+	 * Gets categories or count of categories matching the arguments in the request.
+	 *
+	 * @param int  $per_page
+	 * @param int  $current_page
+	 * @param bool $count
+	 * @return EE_Term_Taxonomy[]|int
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function get_categories(int $per_page = 10, int $current_page = 1, bool $count = false)
+	{
+		// testing term stuff
+		$orderby     = $this->request->getRequestParam('orderby', 'Term.term_id');
+		$order       = $this->request->getRequestParam('order', 'DESC');
+		$limit       = ($current_page - 1) * $per_page;
+		$where       = ['taxonomy' => EEM_CPT_Base::EVENT_CATEGORY_TAXONOMY];
+		$search_term = $this->request->getRequestParam('s');
+		if ($search_term) {
+			$search_term = '%' . $search_term . '%';
+			$where['OR'] = [
+				'Term.name'   => ['LIKE', $search_term],
+				'description' => ['LIKE', $search_term],
+			];
+		}
+		$query_params = [
+			$where,
+			'order_by'   => [$orderby => $order],
+			'limit'      => $limit . ',' . $per_page,
+			'force_join' => ['Term'],
+		];
+		return $count
+			? EEM_Term_Taxonomy::instance()->count($query_params, 'term_id')
+			: EEM_Term_Taxonomy::instance()->get_all($query_params);
+	}
+
+	/* end category stuff */
+
+
+	/**************/
+
+
+	/**
+	 * Callback for the `ee_save_timezone_setting` ajax action.
+	 *
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function saveTimezoneString()
+	{
+		$timezone_string = $this->request->getRequestParam('timezone_selected');
+		if (empty($timezone_string) || ! EEH_DTT_Helper::validate_timezone($timezone_string, false)) {
+			EE_Error::add_error(
+				esc_html__('An invalid timezone string submitted.', 'event_espresso'),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			$this->_template_args['error'] = true;
+			$this->_return_json();
+		}
+
+		update_option('timezone_string', $timezone_string);
+		EE_Error::add_success(
+			esc_html__('Your timezone string was updated.', 'event_espresso')
+		);
+		$this->_template_args['success'] = true;
+		$this->_return_json(true, ['action' => 'create_new']);
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 * @deprecated 4.10.25.p
+	 */
+	public function save_timezonestring_setting()
+	{
+		$this->saveTimezoneString();
+	}
 }

admin_pages/registrations/Registrations_Admin_Page.core.php

Indentation +3662 added lines, -3662 removed lines

@@ -21,2207 +21,2207 @@ 
  */
 class Registrations_Admin_Page extends EE_Admin_Page_CPT
 {
-    /**
-     * @var EE_Registration
-     */
-    private $_registration;
-
-    /**
-     * @var EE_Event
-     */
-    private $_reg_event;
-
-    /**
-     * @var EE_Session
-     */
-    private $_session;
-
-    /**
-     * @var array
-     */
-    private static $_reg_status;
-
-    /**
-     * Form for displaying the custom questions for this registration.
-     * This gets used a few times throughout the request so its best to cache it
-     *
-     * @var EE_Registration_Custom_Questions_Form
-     */
-    protected $_reg_custom_questions_form;
-
-    /**
-     * @var EEM_Registration $registration_model
-     */
-    private $registration_model;
-
-    /**
-     * @var EEM_Attendee $attendee_model
-     */
-    private $attendee_model;
-
-    /**
-     * @var EEM_Event $event_model
-     */
-    private $event_model;
-
-    /**
-     * @var EEM_Status $status_model
-     */
-    private $status_model;
-
-
-    /**
-     * @param bool $routing
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function __construct($routing = true)
-    {
-        parent::__construct($routing);
-        $this->cpt_editpost_route = 'edit_attendee';
-        add_action('wp_loaded', [$this, 'wp_loaded']);
-    }
-
-
-    /**
-     * @return EEM_Registration
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @since 4.10.2.p
-     */
-    protected function getRegistrationModel()
-    {
-        if (! $this->registration_model instanceof EEM_Registration) {
-            $this->registration_model = $this->loader->getShared('EEM_Registration');
-        }
-        return $this->registration_model;
-    }
-
-
-    /**
-     * @return EEM_Attendee
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @since 4.10.2.p
-     */
-    protected function getAttendeeModel()
-    {
-        if (! $this->attendee_model instanceof EEM_Attendee) {
-            $this->attendee_model = $this->loader->getShared('EEM_Attendee');
-        }
-        return $this->attendee_model;
-    }
-
-
-    /**
-     * @return EEM_Event
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @since 4.10.2.p
-     */
-    protected function getEventModel()
-    {
-        if (! $this->event_model instanceof EEM_Event) {
-            $this->event_model = $this->loader->getShared('EEM_Event');
-        }
-        return $this->event_model;
-    }
-
-
-    /**
-     * @return EEM_Status
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @since 4.10.2.p
-     */
-    protected function getStatusModel()
-    {
-        if (! $this->status_model instanceof EEM_Status) {
-            $this->status_model = $this->loader->getShared('EEM_Status');
-        }
-        return $this->status_model;
-    }
-
-
-    public function wp_loaded()
-    {
-        // when adding a new registration...
-        $action = $this->request->getRequestParam('action');
-        if ($action === 'new_registration') {
-            EE_System::do_not_cache();
-            if ($this->request->getRequestParam('processing_registration', 0, 'int') !== 1) {
-                // and it's NOT the attendee information reg step
-                // force cookie expiration by setting time to last week
-                setcookie('ee_registration_added', 0, time() - WEEK_IN_SECONDS, '/');
-                // and update the global
-                $_COOKIE['ee_registration_added'] = 0;
-            }
-        }
-    }
-
-
-    protected function _init_page_props()
-    {
-        $this->page_slug        = REG_PG_SLUG;
-        $this->_admin_base_url  = REG_ADMIN_URL;
-        $this->_admin_base_path = REG_ADMIN;
-        $this->page_label       = esc_html__('Registrations', 'event_espresso');
-        $this->_cpt_routes      = [
-            'add_new_attendee' => 'espresso_attendees',
-            'edit_attendee'    => 'espresso_attendees',
-            'insert_attendee'  => 'espresso_attendees',
-            'update_attendee'  => 'espresso_attendees',
-        ];
-        $this->_cpt_model_names = [
-            'add_new_attendee' => 'EEM_Attendee',
-            'edit_attendee'    => 'EEM_Attendee',
-        ];
-        $this->_cpt_edit_routes = [
-            'espresso_attendees' => 'edit_attendee',
-        ];
-        $this->_pagenow_map     = [
-            'add_new_attendee' => 'post-new.php',
-            'edit_attendee'    => 'post.php',
-            'trash'            => 'post.php',
-        ];
-        add_action('edit_form_after_title', [$this, 'after_title_form_fields'], 10);
-        // add filters so that the comment urls don't take users to a confusing 404 page
-        add_filter('get_comment_link', [$this, 'clear_comment_link'], 10, 2);
-    }
-
-
-    /**
-     * @param string     $link    The comment permalink with '#comment-$id' appended.
-     * @param WP_Comment $comment The current comment object.
-     * @return string
-     */
-    public function clear_comment_link($link, WP_Comment $comment)
-    {
-        // gotta make sure this only happens on this route
-        $post_type = get_post_type($comment->comment_post_ID);
-        if ($post_type === 'espresso_attendees') {
-            return '#commentsdiv';
-        }
-        return $link;
-    }
-
-
-    protected function _ajax_hooks()
-    {
-        // todo: all hooks for registrations ajax goes in here
-        add_action('wp_ajax_toggle_checkin_status', [$this, 'toggle_checkin_status']);
-    }
-
-
-    protected function _define_page_props()
-    {
-        $this->_admin_page_title = $this->page_label;
-        $this->_labels           = [
-            'buttons'                      => [
-                'add-registrant'      => esc_html__('Add New Registration', 'event_espresso'),
-                'add-attendee'        => esc_html__('Add Contact', 'event_espresso'),
-                'edit'                => esc_html__('Edit Contact', 'event_espresso'),
-                'csv_reg_report'      => esc_html__('Registrations CSV Report', 'event_espresso'),
-                'contact_list_report' => esc_html__('Contact List Report', 'event_espresso'),
-                'contact_list_export' => esc_html__('Export Data', 'event_espresso'),
-            ],
-            'publishbox'                   => [
-                'add_new_attendee' => esc_html__('Add Contact Record', 'event_espresso'),
-                'edit_attendee'    => esc_html__('Update Contact Record', 'event_espresso'),
-            ],
-            'hide_add_button_on_cpt_route' => [
-                'edit_attendee' => true,
-            ],
-        ];
-    }
-
-
-    /**
-     * grab url requests and route them
-     *
-     * @return void
-     * @throws EE_Error
-     */
-    public function _set_page_routes()
-    {
-        $this->_get_registration_status_array();
-        $REG_ID             = $this->request->getRequestParam('_REG_ID', 0, 'int');
-        $REG_ID             = $this->request->getRequestParam('reg_status_change_form[REG_ID]', $REG_ID, 'int');
-        $ATT_ID             = $this->request->getRequestParam('ATT_ID', 0, 'int');
-        $ATT_ID             = $this->request->getRequestParam('post', $ATT_ID, 'int');
-        $this->_page_routes = [
-            'default'                             => [
-                'func'       => [$this, '_registrations_overview_list_table'],
-                'capability' => 'ee_read_registrations',
-            ],
-            'view_registration'                   => [
-                'func'       => [$this, '_registration_details'],
-                'capability' => 'ee_read_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'edit_registration'                   => [
-                'func'               => '_update_attendee_registration_form',
-                'noheader'           => true,
-                'headers_sent_route' => 'view_registration',
-                'capability'         => 'ee_edit_registration',
-                'obj_id'             => $REG_ID,
-                '_REG_ID'            => $REG_ID,
-            ],
-            'trash_registrations'                 => [
-                'func'       => '_trash_or_restore_registrations',
-                'args'       => ['trash' => true],
-                'noheader'   => true,
-                'capability' => 'ee_delete_registrations',
-            ],
-            'restore_registrations'               => [
-                'func'       => '_trash_or_restore_registrations',
-                'args'       => ['trash' => false],
-                'noheader'   => true,
-                'capability' => 'ee_delete_registrations',
-            ],
-            'delete_registrations'                => [
-                'func'       => '_delete_registrations',
-                'noheader'   => true,
-                'capability' => 'ee_delete_registrations',
-            ],
-            'new_registration'                    => [
-                'func'       => 'new_registration',
-                'capability' => 'ee_edit_registrations',
-            ],
-            'process_reg_step'                    => [
-                'func'       => 'process_reg_step',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registrations',
-            ],
-            'redirect_to_txn'                     => [
-                'func'       => 'redirect_to_txn',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registrations',
-            ],
-            'change_reg_status'                   => [
-                'func'       => '_change_reg_status',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'approve_registration'                => [
-                'func'       => 'approve_registration',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'approve_and_notify_registration'     => [
-                'func'       => 'approve_registration',
-                'noheader'   => true,
-                'args'       => [true],
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'approve_registrations'               => [
-                'func'       => 'bulk_action_on_registrations',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registrations',
-                'args'       => ['approve'],
-            ],
-            'approve_and_notify_registrations'    => [
-                'func'       => 'bulk_action_on_registrations',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registrations',
-                'args'       => ['approve', true],
-            ],
-            'decline_registration'                => [
-                'func'       => 'decline_registration',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'decline_and_notify_registration'     => [
-                'func'       => 'decline_registration',
-                'noheader'   => true,
-                'args'       => [true],
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'decline_registrations'               => [
-                'func'       => 'bulk_action_on_registrations',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registrations',
-                'args'       => ['decline'],
-            ],
-            'decline_and_notify_registrations'    => [
-                'func'       => 'bulk_action_on_registrations',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registrations',
-                'args'       => ['decline', true],
-            ],
-            'pending_registration'                => [
-                'func'       => 'pending_registration',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'pending_and_notify_registration'     => [
-                'func'       => 'pending_registration',
-                'noheader'   => true,
-                'args'       => [true],
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'pending_registrations'               => [
-                'func'       => 'bulk_action_on_registrations',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registrations',
-                'args'       => ['pending'],
-            ],
-            'pending_and_notify_registrations'    => [
-                'func'       => 'bulk_action_on_registrations',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registrations',
-                'args'       => ['pending', true],
-            ],
-            'no_approve_registration'             => [
-                'func'       => 'not_approve_registration',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'no_approve_and_notify_registration'  => [
-                'func'       => 'not_approve_registration',
-                'noheader'   => true,
-                'args'       => [true],
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'no_approve_registrations'            => [
-                'func'       => 'bulk_action_on_registrations',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registrations',
-                'args'       => ['not_approve'],
-            ],
-            'no_approve_and_notify_registrations' => [
-                'func'       => 'bulk_action_on_registrations',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registrations',
-                'args'       => ['not_approve', true],
-            ],
-            'cancel_registration'                 => [
-                'func'       => 'cancel_registration',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'cancel_and_notify_registration'      => [
-                'func'       => 'cancel_registration',
-                'noheader'   => true,
-                'args'       => [true],
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'cancel_registrations'                => [
-                'func'       => 'bulk_action_on_registrations',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registrations',
-                'args'       => ['cancel'],
-            ],
-            'cancel_and_notify_registrations'     => [
-                'func'       => 'bulk_action_on_registrations',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registrations',
-                'args'       => ['cancel', true],
-            ],
-            'wait_list_registration'              => [
-                'func'       => 'wait_list_registration',
-                'noheader'   => true,
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'wait_list_and_notify_registration'   => [
-                'func'       => 'wait_list_registration',
-                'noheader'   => true,
-                'args'       => [true],
-                'capability' => 'ee_edit_registration',
-                'obj_id'     => $REG_ID,
-            ],
-            'contact_list'                        => [
-                'func'       => '_attendee_contact_list_table',
-                'capability' => 'ee_read_contacts',
-            ],
-            'add_new_attendee'                    => [
-                'func' => '_create_new_cpt_item',
-                'args' => [
-                    'new_attendee' => true,
-                    'capability'   => 'ee_edit_contacts',
-                ],
-            ],
-            'edit_attendee'                       => [
-                'func'       => '_edit_cpt_item',
-                'capability' => 'ee_edit_contacts',
-                'obj_id'     => $ATT_ID,
-            ],
-            'duplicate_attendee'                  => [
-                'func'       => '_duplicate_attendee',
-                'noheader'   => true,
-                'capability' => 'ee_edit_contacts',
-                'obj_id'     => $ATT_ID,
-            ],
-            'insert_attendee'                     => [
-                'func'       => '_insert_or_update_attendee',
-                'args'       => [
-                    'new_attendee' => true,
-                ],
-                'noheader'   => true,
-                'capability' => 'ee_edit_contacts',
-            ],
-            'update_attendee'                     => [
-                'func'       => '_insert_or_update_attendee',
-                'args'       => [
-                    'new_attendee' => false,
-                ],
-                'noheader'   => true,
-                'capability' => 'ee_edit_contacts',
-                'obj_id'     => $ATT_ID,
-            ],
-            'trash_attendees'                     => [
-                'func'       => '_trash_or_restore_attendees',
-                'args'       => [
-                    'trash' => 'true',
-                ],
-                'noheader'   => true,
-                'capability' => 'ee_delete_contacts',
-            ],
-            'trash_attendee'                      => [
-                'func'       => '_trash_or_restore_attendees',
-                'args'       => [
-                    'trash' => true,
-                ],
-                'noheader'   => true,
-                'capability' => 'ee_delete_contacts',
-                'obj_id'     => $ATT_ID,
-            ],
-            'restore_attendees'                   => [
-                'func'       => '_trash_or_restore_attendees',
-                'args'       => [
-                    'trash' => false,
-                ],
-                'noheader'   => true,
-                'capability' => 'ee_delete_contacts',
-                'obj_id'     => $ATT_ID,
-            ],
-            'resend_registration'                 => [
-                'func'       => '_resend_registration',
-                'noheader'   => true,
-                'capability' => 'ee_send_message',
-            ],
-            'registrations_report'                => [
-                'func'       => [$this, '_registrations_report'],
-                'noheader'   => true,
-                'capability' => 'ee_read_registrations',
-            ],
-            'contact_list_export'                 => [
-                'func'       => '_contact_list_export',
-                'noheader'   => true,
-                'capability' => 'export',
-            ],
-            'contact_list_report'                 => [
-                'func'       => '_contact_list_report',
-                'noheader'   => true,
-                'capability' => 'ee_read_contacts',
-            ],
-        ];
-    }
-
-
-    protected function _set_page_config()
-    {
-        $REG_ID             = $this->request->getRequestParam('_REG_ID', 0, 'int');
-        $ATT_ID             = $this->request->getRequestParam('ATT_ID', 0, 'int');
-        $this->_page_config = [
-            'default'           => [
-                'nav'           => [
-                    'label' => esc_html__('Overview', 'event_espresso'),
-                    'icon'  => 'dashicons-list-view',
-                    'order' => 5,
-                ],
-                'help_tabs'     => [
-                    'registrations_overview_help_tab'                       => [
-                        'title'    => esc_html__('Registrations Overview', 'event_espresso'),
-                        'filename' => 'registrations_overview',
-                    ],
-                    'registrations_overview_table_column_headings_help_tab' => [
-                        'title'    => esc_html__('Registrations Table Column Headings', 'event_espresso'),
-                        'filename' => 'registrations_overview_table_column_headings',
-                    ],
-                    'registrations_overview_filters_help_tab'               => [
-                        'title'    => esc_html__('Registration Filters', 'event_espresso'),
-                        'filename' => 'registrations_overview_filters',
-                    ],
-                    'registrations_overview_views_help_tab'                 => [
-                        'title'    => esc_html__('Registration Views', 'event_espresso'),
-                        'filename' => 'registrations_overview_views',
-                    ],
-                    'registrations_regoverview_other_help_tab'              => [
-                        'title'    => esc_html__('Registrations Other', 'event_espresso'),
-                        'filename' => 'registrations_overview_other',
-                    ],
-                ],
-                'list_table'    => 'EE_Registrations_List_Table',
-                'require_nonce' => false,
-            ],
-            'view_registration' => [
-                'nav'           => [
-                    'label'      => esc_html__('REG Details', 'event_espresso'),
-                    'icon'       => 'dashicons-clipboard',
-                    'order'      => 15,
-                    'url'        => $REG_ID
-                        ? add_query_arg(['_REG_ID' => $REG_ID], $this->_current_page_view_url)
-                        : $this->_admin_base_url,
-                    'persistent' => false,
-                ],
-                'help_tabs'     => [
-                    'registrations_details_help_tab'                    => [
-                        'title'    => esc_html__('Registration Details', 'event_espresso'),
-                        'filename' => 'registrations_details',
-                    ],
-                    'registrations_details_table_help_tab'              => [
-                        'title'    => esc_html__('Registration Details Table', 'event_espresso'),
-                        'filename' => 'registrations_details_table',
-                    ],
-                    'registrations_details_form_answers_help_tab'       => [
-                        'title'    => esc_html__('Registration Form Answers', 'event_espresso'),
-                        'filename' => 'registrations_details_form_answers',
-                    ],
-                    'registrations_details_registrant_details_help_tab' => [
-                        'title'    => esc_html__('Contact Details', 'event_espresso'),
-                        'filename' => 'registrations_details_registrant_details',
-                    ],
-                ],
-                'metaboxes'     => array_merge(
-                    $this->_default_espresso_metaboxes,
-                    ['_registration_details_metaboxes']
-                ),
-                'require_nonce' => false,
-            ],
-            'new_registration'  => [
-                'nav'           => [
-                    'label'      => esc_html__('Add New Registration', 'event_espresso'),
-                    'icon'       => 'dashicons-plus-alt',
-                    'url'        => '#',
-                    'order'      => 15,
-                    'persistent' => false,
-                ],
-                'metaboxes'     => $this->_default_espresso_metaboxes,
-                'labels'        => [
-                    'publishbox' => esc_html__('Save Registration', 'event_espresso'),
-                ],
-                'require_nonce' => false,
-            ],
-            'add_new_attendee'  => [
-                'nav'           => [
-                    'label'      => esc_html__('Add Contact', 'event_espresso'),
-                    'icon'       => 'dashicons-plus-alt',
-                    'order'      => 15,
-                    'persistent' => false,
-                ],
-                'metaboxes'     => array_merge(
-                    $this->_default_espresso_metaboxes,
-                    ['_publish_post_box', 'attendee_editor_metaboxes']
-                ),
-                'require_nonce' => false,
-            ],
-            'edit_attendee'     => [
-                'nav'           => [
-                    'label'      => esc_html__('Edit Contact', 'event_espresso'),
-                    'icon'       => 'dashicons-edit-large',
-                    'order'      => 15,
-                    'persistent' => false,
-                    'url'        => $ATT_ID
-                        ? add_query_arg(['ATT_ID' => $ATT_ID], $this->_current_page_view_url)
-                        : $this->_admin_base_url,
-                ],
-                'metaboxes'     => array_merge(
-                    $this->_default_espresso_metaboxes,
-                    ['attendee_editor_metaboxes']
-                ),
-                'require_nonce' => false,
-            ],
-            'contact_list'      => [
-                'nav'           => [
-                    'label' => esc_html__('Contact List', 'event_espresso'),
-                    'icon'  => 'dashicons-id-alt',
-                    'order' => 20,
-                ],
-                'list_table'    => 'EE_Attendee_Contact_List_Table',
-                'help_tabs'     => [
-                    'registrations_contact_list_help_tab'                       => [
-                        'title'    => esc_html__('Registrations Contact List', 'event_espresso'),
-                        'filename' => 'registrations_contact_list',
-                    ],
-                    'registrations_contact-list_table_column_headings_help_tab' => [
-                        'title'    => esc_html__('Contact List Table Column Headings', 'event_espresso'),
-                        'filename' => 'registrations_contact_list_table_column_headings',
-                    ],
-                    'registrations_contact_list_views_help_tab'                 => [
-                        'title'    => esc_html__('Contact List Views', 'event_espresso'),
-                        'filename' => 'registrations_contact_list_views',
-                    ],
-                    'registrations_contact_list_other_help_tab'                 => [
-                        'title'    => esc_html__('Contact List Other', 'event_espresso'),
-                        'filename' => 'registrations_contact_list_other',
-                    ],
-                ],
-                'metaboxes'     => [],
-                'require_nonce' => false,
-            ],
-            // override default cpt routes
-            'create_new'        => '',
-            'edit'              => '',
-        ];
-    }
-
-
-    /**
-     * The below methods aren't used by this class currently
-     */
-    protected function _add_screen_options()
-    {
-    }
-
-
-    protected function _add_feature_pointers()
-    {
-    }
-
-
-    public function admin_init()
-    {
-        EE_Registry::$i18n_js_strings['update_att_qstns'] = esc_html__(
-            'click "Update Registration Questions" to save your changes',
-            'event_espresso'
-        );
-    }
-
-
-    public function admin_notices()
-    {
-    }
-
-
-    public function admin_footer_scripts()
-    {
-    }
-
-
-    /**
-     * get list of registration statuses
-     *
-     * @return void
-     * @throws EE_Error
-     */
-    private function _get_registration_status_array()
-    {
-        self::$_reg_status = EEM_Registration::reg_status_array([], true);
-    }
-
-
-    /**
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @since 4.10.2.p
-     */
-    protected function _add_screen_options_default()
-    {
-        $this->_per_page_screen_option();
-    }
-
-
-    /**
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @since 4.10.2.p
-     */
-    protected function _add_screen_options_contact_list()
-    {
-        $page_title              = $this->_admin_page_title;
-        $this->_admin_page_title = esc_html__('Contacts', 'event_espresso');
-        $this->_per_page_screen_option();
-        $this->_admin_page_title = $page_title;
-    }
-
-
-    public function load_scripts_styles()
-    {
-        // style
-        wp_register_style(
-            'espresso_reg',
-            REG_ASSETS_URL . 'espresso_registrations_admin.css',
-            ['ee-admin-css'],
-            EVENT_ESPRESSO_VERSION
-        );
-        wp_enqueue_style('espresso_reg');
-        // script
-        wp_register_script(
-            'espresso_reg',
-            REG_ASSETS_URL . 'espresso_registrations_admin.js',
-            ['jquery-ui-datepicker', 'jquery-ui-draggable', 'ee_admin_js'],
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-        wp_enqueue_script('espresso_reg');
-    }
-
-
-    /**
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @since 4.10.2.p
-     */
-    public function load_scripts_styles_edit_attendee()
-    {
-        // stuff to only show up on our attendee edit details page.
-        $attendee_details_translations = [
-            'att_publish_text' => sprintf(
-            /* translators: The date and time */
-                wp_strip_all_tags(__('Created on: %s', 'event_espresso')),
-                '<b>' . $this->_cpt_model_obj->get_datetime('ATT_created') . '</b>'
-            ),
-        ];
-        wp_localize_script('espresso_reg', 'ATTENDEE_DETAILS', $attendee_details_translations);
-        wp_enqueue_script('jquery-validate');
-    }
-
-
-    /**
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @since 4.10.2.p
-     */
-    public function load_scripts_styles_view_registration()
-    {
-        $this->_set_registration_object();
-        // styles
-        wp_enqueue_style('espresso-ui-theme');
-        // scripts
-        $this->_get_reg_custom_questions_form($this->_registration->ID());
-        $this->_reg_custom_questions_form->wp_enqueue_scripts();
-    }
-
-
-    public function load_scripts_styles_contact_list()
-    {
-        wp_dequeue_style('espresso_reg');
-        wp_register_style(
-            'espresso_att',
-            REG_ASSETS_URL . 'espresso_attendees_admin.css',
-            ['ee-admin-css'],
-            EVENT_ESPRESSO_VERSION
-        );
-        wp_enqueue_style('espresso_att');
-    }
-
-
-    public function load_scripts_styles_new_registration()
-    {
-        wp_register_script(
-            'ee-spco-for-admin',
-            REG_ASSETS_URL . 'spco_for_admin.js',
-            ['underscore', 'jquery'],
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-        wp_enqueue_script('ee-spco-for-admin');
-        add_filter('FHEE__EED_Ticket_Selector__load_tckt_slctr_assets', '__return_true');
-        EE_Form_Section_Proper::wp_enqueue_scripts();
-        EED_Ticket_Selector::load_tckt_slctr_assets();
-        EE_Datepicker_Input::enqueue_styles_and_scripts();
-    }
-
-
-    public function AHEE__EE_Admin_Page__route_admin_request_resend_registration()
-    {
-        add_filter('FHEE_load_EE_messages', '__return_true');
-    }
-
-
-    public function AHEE__EE_Admin_Page__route_admin_request_approve_registration()
-    {
-        add_filter('FHEE_load_EE_messages', '__return_true');
-    }
-
-
-    /**
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @since 4.10.2.p
-     */
-    protected function _set_list_table_views_default()
-    {
-        // for notification related bulk actions we need to make sure only active messengers have an option.
-        EED_Messages::set_autoloaders();
-        /** @type EE_Message_Resource_Manager $message_resource_manager */
-        $message_resource_manager = EE_Registry::instance()->load_lib('Message_Resource_Manager');
-        $active_mts               = $message_resource_manager->list_of_active_message_types();
-        // key= bulk_action_slug, value= message type.
-        $match_array = [
-            'approve_registrations'    => 'registration',
-            'decline_registrations'    => 'declined_registration',
-            'pending_registrations'    => 'pending_approval',
-            'no_approve_registrations' => 'not_approved_registration',
-            'cancel_registrations'     => 'cancelled_registration',
-        ];
-        $can_send    = $this->capabilities->current_user_can(
-            'ee_send_message',
-            'batch_send_messages'
-        );
-        /** setup reg status bulk actions **/
-        $def_reg_status_actions['approve_registrations'] = esc_html__('Approve Registrations', 'event_espresso');
-        if ($can_send && in_array($match_array['approve_registrations'], $active_mts, true)) {
-            $def_reg_status_actions['approve_and_notify_registrations'] = esc_html__(
-                'Approve and Notify Registrations',
-                'event_espresso'
-            );
-        }
-        $def_reg_status_actions['decline_registrations'] = esc_html__('Decline Registrations', 'event_espresso');
-        if ($can_send && in_array($match_array['decline_registrations'], $active_mts, true)) {
-            $def_reg_status_actions['decline_and_notify_registrations'] = esc_html__(
-                'Decline and Notify Registrations',
-                'event_espresso'
-            );
-        }
-        $def_reg_status_actions['pending_registrations'] = esc_html__(
-            'Set Registrations to Pending Payment',
-            'event_espresso'
-        );
-        if ($can_send && in_array($match_array['pending_registrations'], $active_mts, true)) {
-            $def_reg_status_actions['pending_and_notify_registrations'] = esc_html__(
-                'Set Registrations to Pending Payment and Notify',
-                'event_espresso'
-            );
-        }
-        $def_reg_status_actions['no_approve_registrations'] = esc_html__(
-            'Set Registrations to Not Approved',
-            'event_espresso'
-        );
-        if ($can_send && in_array($match_array['no_approve_registrations'], $active_mts, true)) {
-            $def_reg_status_actions['no_approve_and_notify_registrations'] = esc_html__(
-                'Set Registrations to Not Approved and Notify',
-                'event_espresso'
-            );
-        }
-        $def_reg_status_actions['cancel_registrations'] = esc_html__('Cancel Registrations', 'event_espresso');
-        if ($can_send && in_array($match_array['cancel_registrations'], $active_mts, true)) {
-            $def_reg_status_actions['cancel_and_notify_registrations'] = esc_html__(
-                'Cancel Registrations and Notify',
-                'event_espresso'
-            );
-        }
-        $def_reg_status_actions = apply_filters(
-            'FHEE__Registrations_Admin_Page___set_list_table_views_default__def_reg_status_actions_array',
-            $def_reg_status_actions,
-            $active_mts,
-            $can_send
-        );
-
-        $this->_views = [
-            'all'   => [
-                'slug'        => 'all',
-                'label'       => esc_html__('View All Registrations', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => array_merge(
-                    $def_reg_status_actions,
-                    [
-                        'trash_registrations' => esc_html__('Trash Registrations', 'event_espresso'),
-                    ]
-                ),
-            ],
-            'month' => [
-                'slug'        => 'month',
-                'label'       => esc_html__('This Month', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => array_merge(
-                    $def_reg_status_actions,
-                    [
-                        'trash_registrations' => esc_html__('Trash Registrations', 'event_espresso'),
-                    ]
-                ),
-            ],
-            'today' => [
-                'slug'        => 'today',
-                'label'       => sprintf(
-                    esc_html__('Today - %s', 'event_espresso'),
-                    date('M d, Y', current_time('timestamp'))
-                ),
-                'count'       => 0,
-                'bulk_action' => array_merge(
-                    $def_reg_status_actions,
-                    [
-                        'trash_registrations' => esc_html__('Trash Registrations', 'event_espresso'),
-                    ]
-                ),
-            ],
-        ];
-        if (
-            $this->capabilities->current_user_can(
-                'ee_delete_registrations',
-                'espresso_registrations_delete_registration'
-            )
-        ) {
-            $this->_views['incomplete'] = [
-                'slug'        => 'incomplete',
-                'label'       => esc_html__('Incomplete', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => [
-                    'trash_registrations' => esc_html__('Trash Registrations', 'event_espresso'),
-                ],
-            ];
-            $this->_views['trash']      = [
-                'slug'        => 'trash',
-                'label'       => esc_html__('Trash', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => [
-                    'restore_registrations' => esc_html__('Restore Registrations', 'event_espresso'),
-                    'delete_registrations'  => esc_html__('Delete Registrations Permanently', 'event_espresso'),
-                ],
-            ];
-        }
-    }
-
-
-    protected function _set_list_table_views_contact_list()
-    {
-        $this->_views = [
-            'in_use' => [
-                'slug'        => 'in_use',
-                'label'       => esc_html__('In Use', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => [
-                    'trash_attendees' => esc_html__('Move to Trash', 'event_espresso'),
-                ],
-            ],
-        ];
-        if (
-            $this->capabilities->current_user_can(
-                'ee_delete_contacts',
-                'espresso_registrations_trash_attendees'
-            )
-        ) {
-            $this->_views['trash'] = [
-                'slug'        => 'trash',
-                'label'       => esc_html__('Trash', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => [
-                    'restore_attendees' => esc_html__('Restore from Trash', 'event_espresso'),
-                ],
-            ];
-        }
-    }
-
-
-    /**
-     * @return array
-     * @throws EE_Error
-     */
-    protected function _registration_legend_items()
-    {
-        $fc_items = [
-            'star-icon'        => [
-                'class' => 'dashicons dashicons-star-filled gold-icon',
-                'desc'  => esc_html__('This is the Primary Registrant', 'event_espresso'),
-            ],
-            'view_details'     => [
-                'class' => 'dashicons dashicons-clipboard',
-                'desc'  => esc_html__('View Registration Details', 'event_espresso'),
-            ],
-            'edit_attendee'    => [
-                'class' => 'dashicons dashicons-admin-users',
-                'desc'  => esc_html__('Edit Contact Details', 'event_espresso'),
-            ],
-            'view_transaction' => [
-                'class' => 'dashicons dashicons-cart',
-                'desc'  => esc_html__('View Transaction Details', 'event_espresso'),
-            ],
-            'view_invoice'     => [
-                'class' => 'dashicons dashicons-media-spreadsheet',
-                'desc'  => esc_html__('View Transaction Invoice', 'event_espresso'),
-            ],
-        ];
-        if (
-            $this->capabilities->current_user_can(
-                'ee_send_message',
-                'espresso_registrations_resend_registration'
-            )
-        ) {
-            $fc_items['resend_registration'] = [
-                'class' => 'dashicons dashicons-email-alt',
-                'desc'  => esc_html__('Resend Registration Details', 'event_espresso'),
-            ];
-        } else {
-            $fc_items['blank'] = ['class' => 'blank', 'desc' => ''];
-        }
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_global_messages',
-                'view_filtered_messages'
-            )
-        ) {
-            $related_for_icon = EEH_MSG_Template::get_message_action_icon('see_notifications_for');
-            if (is_array($related_for_icon) && isset($related_for_icon['css_class'], $related_for_icon['label'])) {
-                $fc_items['view_related_messages'] = [
-                    'class' => $related_for_icon['css_class'],
-                    'desc'  => $related_for_icon['label'],
-                ];
-            }
-        }
-        $sc_items = [
-            'approved_status'   => [
-                'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_approved,
-                'desc'  => EEH_Template::pretty_status(
-                    EEM_Registration::status_id_approved,
-                    false,
-                    'sentence'
-                ),
-            ],
-            'pending_status'    => [
-                'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_pending_payment,
-                'desc'  => EEH_Template::pretty_status(
-                    EEM_Registration::status_id_pending_payment,
-                    false,
-                    'sentence'
-                ),
-            ],
-            'wait_list'         => [
-                'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_wait_list,
-                'desc'  => EEH_Template::pretty_status(
-                    EEM_Registration::status_id_wait_list,
-                    false,
-                    'sentence'
-                ),
-            ],
-            'incomplete_status' => [
-                'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_incomplete,
-                'desc'  => EEH_Template::pretty_status(
-                    EEM_Registration::status_id_incomplete,
-                    false,
-                    'sentence'
-                ),
-            ],
-            'not_approved'      => [
-                'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_not_approved,
-                'desc'  => EEH_Template::pretty_status(
-                    EEM_Registration::status_id_not_approved,
-                    false,
-                    'sentence'
-                ),
-            ],
-            'declined_status'   => [
-                'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_declined,
-                'desc'  => EEH_Template::pretty_status(
-                    EEM_Registration::status_id_declined,
-                    false,
-                    'sentence'
-                ),
-            ],
-            'cancelled_status'  => [
-                'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_cancelled,
-                'desc'  => EEH_Template::pretty_status(
-                    EEM_Registration::status_id_cancelled,
-                    false,
-                    'sentence'
-                ),
-            ],
-        ];
-        return array_merge($fc_items, $sc_items);
-    }
-
-
-
-    /***************************************        REGISTRATION OVERVIEW        **************************************/
-
-
-    /**
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _registrations_overview_list_table()
-    {
-        $this->appendAddNewRegistrationButtonToPageTitle();
-        $header_text                  = '';
-        $admin_page_header_decorators = [
-            'EventEspresso\core\domain\services\admin\registrations\list_table\page_header\AttendeeFilterHeader',
-            'EventEspresso\core\domain\services\admin\registrations\list_table\page_header\EventFilterHeader',
-            'EventEspresso\core\domain\services\admin\registrations\list_table\page_header\DateFilterHeader',
-            'EventEspresso\core\domain\services\admin\registrations\list_table\page_header\TicketFilterHeader',
-        ];
-        foreach ($admin_page_header_decorators as $admin_page_header_decorator) {
-            $filter_header_decorator = $this->loader->getNew($admin_page_header_decorator);
-            $header_text             = $filter_header_decorator->getHeaderText($header_text);
-        }
-        $this->_template_args['before_list_table'] = $header_text;
-        $this->_template_args['after_list_table']  = $this->_display_legend($this->_registration_legend_items());
-        $this->display_admin_list_table_page_with_no_sidebar();
-    }
-
-
-    /**
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function appendAddNewRegistrationButtonToPageTitle()
-    {
-        $EVT_ID = $this->request->getRequestParam('event_id', 0, 'int');
-        if (
-            $EVT_ID
-            && $this->capabilities->current_user_can(
-                'ee_edit_registrations',
-                'espresso_registrations_new_registration',
-                $EVT_ID
-            )
-        ) {
-            $this->_admin_page_title .= ' ' . $this->get_action_link_or_button(
-                    'new_registration',
-                    'add-registrant',
-                    ['event_id' => $EVT_ID],
-                    'add-new-h2'
-                );
-        }
-    }
-
-
-    /**
-     * This sets the _registration property for the registration details screen
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _set_registration_object()
-    {
-        // get out if we've already set the object
-        if ($this->_registration instanceof EE_Registration) {
-            return;
-        }
-        $REG_ID = $this->request->getRequestParam('_REG_ID', 0, 'int');
-        if ($this->_registration = $this->getRegistrationModel()->get_one_by_ID($REG_ID)) {
-            return;
-        }
-        $error_msg = sprintf(
-            esc_html__(
-                'An error occurred and the details for Registration ID #%s could not be retrieved.',
-                'event_espresso'
-            ),
-            $REG_ID
-        );
-        EE_Error::add_error($error_msg, __FILE__, __FUNCTION__, __LINE__);
-        $this->_registration = null;
-    }
-
-
-    /**
-     * Used to retrieve registrations for the list table.
-     *
-     * @param int  $per_page
-     * @param bool $count
-     * @param bool $this_month
-     * @param bool $today
-     * @return EE_Registration[]|int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function get_registrations(
-        $per_page = 10,
-        $count = false,
-        $this_month = false,
-        $today = false
-    ) {
-        if ($this_month) {
-            $this->request->setRequestParam('status', 'month');
-        }
-        if ($today) {
-            $this->request->setRequestParam('status', 'today');
-        }
-        $query_params = $this->_get_registration_query_parameters([], $per_page, $count);
-        /**
-         * Override the default groupby added by EEM_Base so that sorts with multiple order bys work as expected
-         *
-         * @link https://events.codebasehq.com/projects/event-espresso/tickets/10093
-         * @see  https://github.com/eventespresso/event-espresso-core/tree/master/docs/G--Model-System/model-query-params.md
-         *                      or if you have the development copy of EE you can view this at the path:
-         *                      /docs/G--Model-System/model-query-params.md
-         */
-        $query_params['group_by'] = '';
-
-        return $count
-            ? $this->getRegistrationModel()->count($query_params)
-            /** @type EE_Registration[] */
-            : $this->getRegistrationModel()->get_all($query_params);
-    }
-
-
-    /**
-     * Retrieves the query parameters to be used by the Registration model for getting registrations.
-     * Note: this listens to values on the request for some query parameters.
-     *
-     * @param array $request
-     * @param int   $per_page
-     * @param bool  $count
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _get_registration_query_parameters(
-        array $request = [],
-        int $per_page = 10,
-        bool $count = false
-    ): array {
-        /** @var EventEspresso\core\domain\services\admin\registrations\list_table\QueryBuilder $list_table_query_builder */
-        $list_table_query_builder = $this->loader->getNew(
-            'EventEspresso\core\domain\services\admin\registrations\list_table\QueryBuilder',
-            [null, null, $request]
-        );
-        return $list_table_query_builder->getQueryParams($per_page, $count);
-    }
-
-
-    public function get_registration_status_array(): array
-    {
-        return self::$_reg_status;
-    }
-
-
-
-
-    /***************************************        REGISTRATION DETAILS        ***************************************/
-    /**
-     * generates HTML for the View Registration Details Admin page
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws EntityNotFoundException
-     * @throws ReflectionException
-     */
-    protected function _registration_details()
-    {
-        $this->_template_args = [];
-        $this->_set_registration_object();
-        if (is_object($this->_registration)) {
-            $transaction                                   = $this->_registration->transaction()
-                ? $this->_registration->transaction()
-                : EE_Transaction::new_instance();
-            $this->_session                                = $transaction->session_data();
-            $event_id                                      = $this->_registration->event_ID();
-            $this->_template_args['reg_nmbr']['value']     = $this->_registration->ID();
-            $this->_template_args['reg_nmbr']['label']     = esc_html__('Registration Number', 'event_espresso');
-            $this->_template_args['reg_datetime']['value'] = $this->_registration->get_i18n_datetime('REG_date');
-            $this->_template_args['reg_datetime']['label'] = esc_html__('Date', 'event_espresso');
-            $this->_template_args['grand_total']           = $transaction->total();
-            $this->_template_args['currency_sign']         = EE_Registry::instance()->CFG->currency->sign;
-            // link back to overview
-            $this->_template_args['reg_overview_url']            = REG_ADMIN_URL;
-            $this->_template_args['registration']                = $this->_registration;
-            $this->_template_args['filtered_registrations_link'] = EE_Admin_Page::add_query_args_and_nonce(
-                [
-                    'action'   => 'default',
-                    'event_id' => $event_id,
-                ],
-                REG_ADMIN_URL
-            );
-            $this->_template_args['filtered_transactions_link']  = EE_Admin_Page::add_query_args_and_nonce(
-                [
-                    'action' => 'default',
-                    'EVT_ID' => $event_id,
-                    'page'   => 'espresso_transactions',
-                ],
-                admin_url('admin.php')
-            );
-            $this->_template_args['event_link']                  = EE_Admin_Page::add_query_args_and_nonce(
-                [
-                    'page'   => 'espresso_events',
-                    'action' => 'edit',
-                    'post'   => $event_id,
-                ],
-                admin_url('admin.php')
-            );
-            // next and previous links
-            $next_reg                                      = $this->_registration->next(
-                null,
-                [],
-                'REG_ID'
-            );
-            $this->_template_args['next_registration']     = $next_reg
-                ? $this->_next_link(
-                    EE_Admin_Page::add_query_args_and_nonce(
-                        [
-                            'action'  => 'view_registration',
-                            '_REG_ID' => $next_reg['REG_ID'],
-                        ],
-                        REG_ADMIN_URL
-                    ),
-                    'dashicons dashicons-arrow-right ee-icon-size-22'
-                )
-                : '';
-            $previous_reg                                  = $this->_registration->previous(
-                null,
-                [],
-                'REG_ID'
-            );
-            $this->_template_args['previous_registration'] = $previous_reg
-                ? $this->_previous_link(
-                    EE_Admin_Page::add_query_args_and_nonce(
-                        [
-                            'action'  => 'view_registration',
-                            '_REG_ID' => $previous_reg['REG_ID'],
-                        ],
-                        REG_ADMIN_URL
-                    ),
-                    'dashicons dashicons-arrow-left ee-icon-size-22'
-                )
-                : '';
-            // grab header
-            $template_path                             = REG_TEMPLATE_PATH . 'reg_admin_details_header.template.php';
-            $this->_template_args['REG_ID']            = $this->_registration->ID();
-            $this->_template_args['admin_page_header'] = EEH_Template::display_template(
-                $template_path,
-                $this->_template_args,
-                true
-            );
-        } else {
-            $this->_template_args['admin_page_header'] = '';
-            $this->_display_espresso_notices();
-        }
-        // the details template wrapper
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @since 4.10.2.p
-     */
-    protected function _registration_details_metaboxes()
-    {
-        do_action('AHEE__Registrations_Admin_Page___registration_details_metabox__start', $this);
-        $this->_set_registration_object();
-        $attendee = $this->_registration instanceof EE_Registration ? $this->_registration->attendee() : null;
-        $this->addMetaBox(
-            'edit-reg-status-mbox',
-            esc_html__('Registration Status', 'event_espresso'),
-            [$this, 'set_reg_status_buttons_metabox'],
-            $this->_wp_page_slug
-        );
-        $this->addMetaBox(
-            'edit-reg-details-mbox',
-            '<span>' . esc_html__('Registration Details', 'event_espresso')
-            . '&nbsp;<span class="dashicons dashicons-clipboard"></span></span>',
-            [$this, '_reg_details_meta_box'],
-            $this->_wp_page_slug
-        );
-        if (
-            $attendee instanceof EE_Attendee
-            && $this->capabilities->current_user_can(
-                'ee_read_registration',
-                'edit-reg-questions-mbox',
-                $this->_registration->ID()
-            )
-        ) {
-            $this->addMetaBox(
-                'edit-reg-questions-mbox',
-                esc_html__('Registration Form Answers', 'event_espresso'),
-                [$this, '_reg_questions_meta_box'],
-                $this->_wp_page_slug
-            );
-        }
-        $this->addMetaBox(
-            'edit-reg-registrant-mbox',
-            esc_html__('Contact Details', 'event_espresso'),
-            [$this, '_reg_registrant_side_meta_box'],
-            $this->_wp_page_slug,
-            'side'
-        );
-        if ($this->_registration->group_size() > 1) {
-            $this->addMetaBox(
-                'edit-reg-attendees-mbox',
-                esc_html__('Other Registrations in this Transaction', 'event_espresso'),
-                [$this, '_reg_attendees_meta_box'],
-                $this->_wp_page_slug
-            );
-        }
-    }
-
-
-    /**
-     * set_reg_status_buttons_metabox
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function set_reg_status_buttons_metabox()
-    {
-        $this->_set_registration_object();
-        $change_reg_status_form = $this->_generate_reg_status_change_form();
-        $output                 = $change_reg_status_form->form_open(
-            self::add_query_args_and_nonce(
-                [
-                    'action' => 'change_reg_status',
-                ],
-                REG_ADMIN_URL
-            )
-        );
-        $output                 .= $change_reg_status_form->get_html();
-        $output                 .= $change_reg_status_form->form_close();
-        echo wp_kses($output, AllowedTags::getWithFormTags());
-    }
-
-
-    /**
-     * @return EE_Form_Section_Proper
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws EntityNotFoundException
-     * @throws ReflectionException
-     */
-    protected function _generate_reg_status_change_form()
-    {
-        $reg_status_change_form_array = [
-            'name'            => 'reg_status_change_form',
-            'html_id'         => 'reg-status-change-form',
-            'layout_strategy' => new EE_Admin_Two_Column_Layout(),
-            'subsections'     => [
-                'return' => new EE_Hidden_Input(
-                    [
-                        'name'    => 'return',
-                        'default' => 'view_registration',
-                    ]
-                ),
-                'REG_ID' => new EE_Hidden_Input(
-                    [
-                        'name'    => 'REG_ID',
-                        'default' => $this->_registration->ID(),
-                    ]
-                ),
-            ],
-        ];
-        if (
-            $this->capabilities->current_user_can(
-                'ee_edit_registration',
-                'toggle_registration_status',
-                $this->_registration->ID()
-            )
-        ) {
-            $reg_status_change_form_array['subsections']['reg_status']         = new EE_Select_Input(
-                $this->_get_reg_statuses(),
-                [
-                    'html_label_text' => esc_html__('Change Registration Status to', 'event_espresso'),
-                    'default'         => $this->_registration->status_ID(),
-                ]
-            );
-            $reg_status_change_form_array['subsections']['send_notifications'] = new EE_Yes_No_Input(
-                [
-                    'html_label_text' => esc_html__('Send Related Messages', 'event_espresso'),
-                    'default'         => false,
-                    'html_help_text'  => esc_html__(
-                        'If set to "Yes", then the related messages will be sent to the registrant.',
-                        'event_espresso'
-                    ),
-                ]
-            );
-            $reg_status_change_form_array['subsections']['submit']             = new EE_Submit_Input(
-                [
-                    'html_class'      => 'button--primary',
-                    'html_label_text' => '&nbsp;',
-                    'default'         => esc_html__('Update Registration Status', 'event_espresso'),
-                ]
-            );
-        }
-        return new EE_Form_Section_Proper($reg_status_change_form_array);
-    }
-
-
-    /**
-     * Returns an array of all the buttons for the various statuses and switch status actions
-     *
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws EntityNotFoundException
-     */
-    protected function _get_reg_statuses()
-    {
-        $reg_status_array = $this->getRegistrationModel()->reg_status_array();
-        unset($reg_status_array[ EEM_Registration::status_id_incomplete ]);
-        // get current reg status
-        $current_status = $this->_registration->status_ID();
-        // is registration for free event? This will determine whether to display the pending payment option
-        if (
-            $current_status !== EEM_Registration::status_id_pending_payment
-            && EEH_Money::compare_floats($this->_registration->ticket()->price(), 0.00)
-        ) {
-            unset($reg_status_array[ EEM_Registration::status_id_pending_payment ]);
-        }
-        return $this->getStatusModel()->localized_status($reg_status_array, false, 'sentence');
-    }
-
-
-    /**
-     * This method is used when using _REG_ID from request which may or may not be an array of reg_ids.
-     *
-     * @param bool $status REG status given for changing registrations to.
-     * @param bool $notify Whether to send messages notifications or not.
-     * @return array (array with reg_id(s) updated and whether update was successful.
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     */
-    protected function _set_registration_status_from_request($status = false, $notify = false)
-    {
-        $REG_IDs = $this->request->requestParamIsSet('reg_status_change_form')
-            ? $this->request->getRequestParam('reg_status_change_form[REG_ID]', [], 'int', true)
-            : $this->request->getRequestParam('_REG_ID', [], 'int', true);
-        // sanitize $REG_IDs
-        $REG_IDs = array_map('absint', $REG_IDs);
-        // and remove empty entries
-        $REG_IDs = array_filter($REG_IDs);
-
-        $result = $this->_set_registration_status($REG_IDs, $status, $notify);
-
-        /**
-         * Set and filter $_req_data['_REG_ID'] for any potential future messages notifications.
-         * Currently this value is used downstream by the _process_resend_registration method.
-         *
-         * @param int|array                $registration_ids The registration ids that have had their status changed successfully.
-         * @param bool                     $status           The status registrations were changed to.
-         * @param bool                     $success          If the status was changed successfully for all registrations.
-         * @param Registrations_Admin_Page $admin_page
-         */
-        $REG_ID = apply_filters(
-            'FHEE__Registrations_Admin_Page___set_registration_status_from_request__REG_IDs',
-            $result['REG_ID'],
-            $status,
-            $result['success'],
-            $this
-        );
-        $this->request->setRequestParam('_REG_ID', $REG_ID);
-
-        // notify?
-        if (
-            $notify
-            && $result['success']
-            && ! empty($REG_ID)
-            && $this->capabilities->current_user_can(
-                'ee_send_message',
-                'espresso_registrations_resend_registration'
-            )
-        ) {
-            $this->_process_resend_registration();
-        }
-        return $result;
-    }
-
-
-    /**
-     * Set the registration status for the given reg_id (which may or may not be an array, it gets typecast to an
-     * array). Note, this method does NOT take care of possible notifications.  That is required by calling code.
-     *
-     * @param array  $REG_IDs
-     * @param string $status
-     * @param bool   $notify Used to indicate whether notification was requested or not.  This determines the context
-     *                       slug sent with setting the registration status.
-     * @return array (an array with 'success' key representing whether status change was successful, and 'REG_ID' as
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws EntityNotFoundException
-     * @throws DomainException
-     */
-    protected function _set_registration_status($REG_IDs = [], $status = '', $notify = false)
-    {
-        $success = false;
-        // typecast $REG_IDs
-        $REG_IDs = (array) $REG_IDs;
-        if (! empty($REG_IDs)) {
-            $success = true;
-            // set default status if none is passed
-            $status         = $status ?: EEM_Registration::status_id_pending_payment;
-            $status_context = $notify
-                ? Domain::CONTEXT_REGISTRATION_STATUS_CHANGE_REGISTRATION_ADMIN_NOTIFY
-                : Domain::CONTEXT_REGISTRATION_STATUS_CHANGE_REGISTRATION_ADMIN;
-            // loop through REG_ID's and change status
-            foreach ($REG_IDs as $REG_ID) {
-                $registration = $this->getRegistrationModel()->get_one_by_ID($REG_ID);
-                if ($registration instanceof EE_Registration) {
-                    $registration->set_status(
-                        $status,
-                        false,
-                        new Context(
-                            $status_context,
-                            esc_html__(
-                                'Manually triggered status change on a Registration Admin Page route.',
-                                'event_espresso'
-                            )
-                        )
-                    );
-                    $result = $registration->save();
-                    // verifying explicit fails because update *may* just return 0 for 0 rows affected
-                    $success = $result !== false ? $success : false;
-                }
-            }
-        }
-
-        // return $success and processed registrations
-        return ['REG_ID' => $REG_IDs, 'success' => $success];
-    }
-
-
-    /**
-     * Common logic for setting up success message and redirecting to appropriate route
-     *
-     * @param string $STS_ID status id for the registration changed to
-     * @param bool   $notify indicates whether the _set_registration_status_from_request does notifications or not.
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     */
-    protected function _reg_status_change_return($STS_ID, $notify = false)
-    {
-        $result  = ! empty($STS_ID) ? $this->_set_registration_status_from_request($STS_ID, $notify)
-            : ['success' => false];
-        $success = isset($result['success']) && $result['success'];
-        // setup success message
-        if ($success) {
-            if (is_array($result['REG_ID']) && count($result['REG_ID']) === 1) {
-                $msg = sprintf(
-                    esc_html__('Registration status has been set to %s', 'event_espresso'),
-                    EEH_Template::pretty_status($STS_ID, false, 'lower')
-                );
-            } else {
-                $msg = sprintf(
-                    esc_html__('Registrations have been set to %s.', 'event_espresso'),
-                    EEH_Template::pretty_status($STS_ID, false, 'lower')
-                );
-            }
-            EE_Error::add_success($msg);
-        } else {
-            EE_Error::add_error(
-                esc_html__(
-                    'Something went wrong, and the status was not changed',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __LINE__,
-                __FUNCTION__
-            );
-        }
-        $return = $this->request->getRequestParam('return');
-        $route  = $return === 'view_registration'
-            ? ['action' => 'view_registration', '_REG_ID' => reset($result['REG_ID'])]
-            : ['action' => 'default'];
-        $route  = $this->mergeExistingRequestParamsWithRedirectArgs($route);
-        $this->_redirect_after_action($success, '', '', $route, true);
-    }
-
-
-    /**
-     * incoming reg status change from reg details page.
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws DomainException
-     */
-    protected function _change_reg_status()
-    {
-        $this->request->setRequestParam('return', 'view_registration');
-        // set notify based on whether the send notifications toggle is set or not
-        $notify     = $this->request->getRequestParam('reg_status_change_form[send_notifications]', false, 'bool');
-        $reg_status = $this->request->getRequestParam('reg_status_change_form[reg_status]', '');
-        $this->request->setRequestParam('reg_status_change_form[reg_status]', $reg_status);
-        switch ($reg_status) {
-            case EEM_Registration::status_id_approved:
-            case EEH_Template::pretty_status(EEM_Registration::status_id_approved, false, 'sentence'):
-                $this->approve_registration($notify);
-                break;
-            case EEM_Registration::status_id_pending_payment:
-            case EEH_Template::pretty_status(EEM_Registration::status_id_pending_payment, false, 'sentence'):
-                $this->pending_registration($notify);
-                break;
-            case EEM_Registration::status_id_not_approved:
-            case EEH_Template::pretty_status(EEM_Registration::status_id_not_approved, false, 'sentence'):
-                $this->not_approve_registration($notify);
-                break;
-            case EEM_Registration::status_id_declined:
-            case EEH_Template::pretty_status(EEM_Registration::status_id_declined, false, 'sentence'):
-                $this->decline_registration($notify);
-                break;
-            case EEM_Registration::status_id_cancelled:
-            case EEH_Template::pretty_status(EEM_Registration::status_id_cancelled, false, 'sentence'):
-                $this->cancel_registration($notify);
-                break;
-            case EEM_Registration::status_id_wait_list:
-            case EEH_Template::pretty_status(EEM_Registration::status_id_wait_list, false, 'sentence'):
-                $this->wait_list_registration($notify);
-                break;
-            case EEM_Registration::status_id_incomplete:
-            default:
-                $this->request->unSetRequestParam('return');
-                $this->_reg_status_change_return('');
-                break;
-        }
-    }
-
-
-    /**
-     * Callback for bulk action routes.
-     * Note: although we could just register the singular route callbacks for each bulk action route as well, this
-     * method was chosen so there is one central place all the registration status bulk actions are going through.
-     * Potentially, this provides an easier place to locate logic that is specific to these bulk actions (as opposed to
-     * when an action is happening on just a single registration).
-     *
-     * @param      $action
-     * @param bool $notify
-     */
-    protected function bulk_action_on_registrations($action, $notify = false)
-    {
-        do_action(
-            'AHEE__Registrations_Admin_Page__bulk_action_on_registrations__before_execution',
-            $this,
-            $action,
-            $notify
-        );
-        $method = $action . '_registration';
-        if (method_exists($this, $method)) {
-            $this->$method($notify);
-        }
-    }
-
-
-    /**
-     * approve_registration
-     *
-     * @param bool $notify whether or not to notify the registrant about their approval.
-     * @return void
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws DomainException
-     */
-    protected function approve_registration($notify = false)
-    {
-        $this->_reg_status_change_return(EEM_Registration::status_id_approved, $notify);
-    }
-
-
-    /**
-     * decline_registration
-     *
-     * @param bool $notify whether or not to notify the registrant about their status change.
-     * @return void
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws DomainException
-     */
-    protected function decline_registration($notify = false)
-    {
-        $this->_reg_status_change_return(EEM_Registration::status_id_declined, $notify);
-    }
-
-
-    /**
-     * cancel_registration
-     *
-     * @param bool $notify whether or not to notify the registrant about their status change.
-     * @return void
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws DomainException
-     */
-    protected function cancel_registration($notify = false)
-    {
-        $this->_reg_status_change_return(EEM_Registration::status_id_cancelled, $notify);
-    }
-
-
-    /**
-     * not_approve_registration
-     *
-     * @param bool $notify whether or not to notify the registrant about their status change.
-     * @return void
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws DomainException
-     */
-    protected function not_approve_registration($notify = false)
-    {
-        $this->_reg_status_change_return(EEM_Registration::status_id_not_approved, $notify);
-    }
-
-
-    /**
-     * decline_registration
-     *
-     * @param bool $notify whether or not to notify the registrant about their status change.
-     * @return void
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws DomainException
-     */
-    protected function pending_registration($notify = false)
-    {
-        $this->_reg_status_change_return(EEM_Registration::status_id_pending_payment, $notify);
-    }
-
-
-    /**
-     * waitlist_registration
-     *
-     * @param bool $notify whether or not to notify the registrant about their status change.
-     * @return void
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws DomainException
-     */
-    protected function wait_list_registration($notify = false)
-    {
-        $this->_reg_status_change_return(EEM_Registration::status_id_wait_list, $notify);
-    }
-
-
-    /**
-     * generates HTML for the Registration main meta box
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws EntityNotFoundException
-     */
-    public function _reg_details_meta_box()
-    {
-        EEH_Autoloader::register_line_item_display_autoloaders();
-        EEH_Autoloader::register_line_item_filter_autoloaders();
-        EE_Registry::instance()->load_helper('Line_Item');
-        $transaction    = $this->_registration->transaction() ? $this->_registration->transaction()
-            : EE_Transaction::new_instance();
-        $this->_session = $transaction->session_data();
-        $filters        = new EE_Line_Item_Filter_Collection();
-        $filters->add(new EE_Single_Registration_Line_Item_Filter($this->_registration));
-        $filters->add(new EE_Non_Zero_Line_Item_Filter());
-        $line_item_filter_processor              = new EE_Line_Item_Filter_Processor(
-            $filters,
-            $transaction->total_line_item()
-        );
-        $filtered_line_item_tree                 = $line_item_filter_processor->process();
-        $line_item_display                       = new EE_Line_Item_Display(
-            'reg_admin_table',
-            'EE_Admin_Table_Registration_Line_Item_Display_Strategy'
-        );
-        $this->_template_args['line_item_table'] = $line_item_display->display_line_item(
-            $filtered_line_item_tree,
-            ['EE_Registration' => $this->_registration]
-        );
-        $attendee                                = $this->_registration->attendee();
-        if (
-            $this->capabilities->current_user_can(
-                'ee_read_transaction',
-                'espresso_transactions_view_transaction'
-            )
-        ) {
-            $this->_template_args['view_transaction_button'] = EEH_Template::get_button_or_link(
-                EE_Admin_Page::add_query_args_and_nonce(
-                    [
-                        'action' => 'view_transaction',
-                        'TXN_ID' => $transaction->ID(),
-                    ],
-                    TXN_ADMIN_URL
-                ),
-                esc_html__(' View Transaction', 'event_espresso'),
-                'button button--secondary right',
-                'dashicons dashicons-cart'
-            );
-        } else {
-            $this->_template_args['view_transaction_button'] = '';
-        }
-        if (
-            $attendee instanceof EE_Attendee
-            && $this->capabilities->current_user_can(
-                'ee_send_message',
-                'espresso_registrations_resend_registration'
-            )
-        ) {
-            $this->_template_args['resend_registration_button'] = EEH_Template::get_button_or_link(
-                EE_Admin_Page::add_query_args_and_nonce(
-                    [
-                        'action'      => 'resend_registration',
-                        '_REG_ID'     => $this->_registration->ID(),
-                        'redirect_to' => 'view_registration',
-                    ],
-                    REG_ADMIN_URL
-                ),
-                esc_html__(' Resend Registration', 'event_espresso'),
-                'button button--secondary right',
-                'dashicons dashicons-email-alt'
-            );
-        } else {
-            $this->_template_args['resend_registration_button'] = '';
-        }
-        $this->_template_args['currency_sign'] = EE_Registry::instance()->CFG->currency->sign;
-        $payment                               = $transaction->get_first_related('Payment');
-        $payment                               = ! $payment instanceof EE_Payment
-            ? EE_Payment::new_instance()
-            : $payment;
-        $payment_method                        = $payment->get_first_related('Payment_Method');
-        $payment_method                        = ! $payment_method instanceof EE_Payment_Method
-            ? EE_Payment_Method::new_instance()
-            : $payment_method;
-        $reg_details                           = [
-            'payment_method'       => $payment_method->name(),
-            'response_msg'         => $payment->gateway_response(),
-            'registration_id'      => $this->_registration->get('REG_code'),
-            'registration_session' => $this->_registration->session_ID(),
-            'ip_address'           => isset($this->_session['ip_address']) ? $this->_session['ip_address'] : '',
-            'user_agent'           => isset($this->_session['user_agent']) ? $this->_session['user_agent'] : '',
-        ];
-        if (isset($reg_details['registration_id'])) {
-            $this->_template_args['reg_details']['registration_id']['value'] = $reg_details['registration_id'];
-            $this->_template_args['reg_details']['registration_id']['label'] = esc_html__(
-                'Registration ID',
-                'event_espresso'
-            );
-            $this->_template_args['reg_details']['registration_id']['class'] = 'regular-text';
-        }
-        if (isset($reg_details['payment_method'])) {
-            $this->_template_args['reg_details']['payment_method']['value'] = $reg_details['payment_method'];
-            $this->_template_args['reg_details']['payment_method']['label'] = esc_html__(
-                'Most Recent Payment Method',
-                'event_espresso'
-            );
-            $this->_template_args['reg_details']['payment_method']['class'] = 'regular-text';
-            $this->_template_args['reg_details']['response_msg']['value']   = $reg_details['response_msg'];
-            $this->_template_args['reg_details']['response_msg']['label']   = esc_html__(
-                'Payment method response',
-                'event_espresso'
-            );
-            $this->_template_args['reg_details']['response_msg']['class']   = 'regular-text';
-        }
-        $this->_template_args['reg_details']['registration_session']['value'] = $reg_details['registration_session'];
-        $this->_template_args['reg_details']['registration_session']['label'] = esc_html__(
-            'Registration Session',
-            'event_espresso'
-        );
-        $this->_template_args['reg_details']['registration_session']['class'] = 'regular-text';
-        $this->_template_args['reg_details']['ip_address']['value']           = $reg_details['ip_address'];
-        $this->_template_args['reg_details']['ip_address']['label']           = esc_html__(
-            'Registration placed from IP',
-            'event_espresso'
-        );
-        $this->_template_args['reg_details']['ip_address']['class']           = 'regular-text';
-        $this->_template_args['reg_details']['user_agent']['value']           = $reg_details['user_agent'];
-        $this->_template_args['reg_details']['user_agent']['label']           = esc_html__(
-            'Registrant User Agent',
-            'event_espresso'
-        );
-        $this->_template_args['reg_details']['user_agent']['class']           = 'large-text';
-        $this->_template_args['event_link']                                   = EE_Admin_Page::add_query_args_and_nonce(
-            [
-                'action'   => 'default',
-                'event_id' => $this->_registration->event_ID(),
-            ],
-            REG_ADMIN_URL
-        );
-
-        $this->_template_args['REG_ID']   = $this->_registration->ID();
-        $this->_template_args['event_id'] = $this->_registration->event_ID();
-
-        $template_path = REG_TEMPLATE_PATH . 'reg_admin_details_main_meta_box_reg_details.template.php';
-        EEH_Template::display_template($template_path, $this->_template_args); // already escaped
-    }
-
-
-    /**
-     * generates HTML for the Registration Questions meta box.
-     * If pre-4.8.32.rc.000 hooks are used, uses old methods (with its filters),
-     * otherwise uses new forms system
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function _reg_questions_meta_box()
-    {
-        // allow someone to override this method entirely
-        if (
-            apply_filters(
-                'FHEE__Registrations_Admin_Page___reg_questions_meta_box__do_default',
-                true,
-                $this,
-                $this->_registration
-            )
-        ) {
-            $form = $this->_get_reg_custom_questions_form(
-                $this->_registration->ID()
-            );
-
-            $this->_template_args['att_questions'] = count($form->subforms()) > 0
-                ? $form->get_html_and_js()
-                : '';
-
-            $this->_template_args['reg_questions_form_action'] = 'edit_registration';
-            $this->_template_args['REG_ID']                    = $this->_registration->ID();
-            $template_path                                     =
-                REG_TEMPLATE_PATH . 'reg_admin_details_main_meta_box_reg_questions.template.php';
-            EEH_Template::display_template($template_path, $this->_template_args);
-        }
-    }
-
-
-    /**
-     * form_before_question_group
-     *
-     * @param string $output
-     * @return        string
-     * @deprecated    as of 4.8.32.rc.000
-     */
-    public function form_before_question_group($output)
-    {
-        EE_Error::doing_it_wrong(
-            __CLASS__ . '::' . __FUNCTION__,
-            esc_html__(
-                'This method would have been protected but was used on a filter callback so needed to be public. Please discontinue usage as it will be removed soon.',
-                'event_espresso'
-            ),
-            '4.8.32.rc.000'
-        );
-        return '
+	/**
+	 * @var EE_Registration
+	 */
+	private $_registration;
+
+	/**
+	 * @var EE_Event
+	 */
+	private $_reg_event;
+
+	/**
+	 * @var EE_Session
+	 */
+	private $_session;
+
+	/**
+	 * @var array
+	 */
+	private static $_reg_status;
+
+	/**
+	 * Form for displaying the custom questions for this registration.
+	 * This gets used a few times throughout the request so its best to cache it
+	 *
+	 * @var EE_Registration_Custom_Questions_Form
+	 */
+	protected $_reg_custom_questions_form;
+
+	/**
+	 * @var EEM_Registration $registration_model
+	 */
+	private $registration_model;
+
+	/**
+	 * @var EEM_Attendee $attendee_model
+	 */
+	private $attendee_model;
+
+	/**
+	 * @var EEM_Event $event_model
+	 */
+	private $event_model;
+
+	/**
+	 * @var EEM_Status $status_model
+	 */
+	private $status_model;
+
+
+	/**
+	 * @param bool $routing
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function __construct($routing = true)
+	{
+		parent::__construct($routing);
+		$this->cpt_editpost_route = 'edit_attendee';
+		add_action('wp_loaded', [$this, 'wp_loaded']);
+	}
+
+
+	/**
+	 * @return EEM_Registration
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @since 4.10.2.p
+	 */
+	protected function getRegistrationModel()
+	{
+		if (! $this->registration_model instanceof EEM_Registration) {
+			$this->registration_model = $this->loader->getShared('EEM_Registration');
+		}
+		return $this->registration_model;
+	}
+
+
+	/**
+	 * @return EEM_Attendee
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @since 4.10.2.p
+	 */
+	protected function getAttendeeModel()
+	{
+		if (! $this->attendee_model instanceof EEM_Attendee) {
+			$this->attendee_model = $this->loader->getShared('EEM_Attendee');
+		}
+		return $this->attendee_model;
+	}
+
+
+	/**
+	 * @return EEM_Event
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @since 4.10.2.p
+	 */
+	protected function getEventModel()
+	{
+		if (! $this->event_model instanceof EEM_Event) {
+			$this->event_model = $this->loader->getShared('EEM_Event');
+		}
+		return $this->event_model;
+	}
+
+
+	/**
+	 * @return EEM_Status
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @since 4.10.2.p
+	 */
+	protected function getStatusModel()
+	{
+		if (! $this->status_model instanceof EEM_Status) {
+			$this->status_model = $this->loader->getShared('EEM_Status');
+		}
+		return $this->status_model;
+	}
+
+
+	public function wp_loaded()
+	{
+		// when adding a new registration...
+		$action = $this->request->getRequestParam('action');
+		if ($action === 'new_registration') {
+			EE_System::do_not_cache();
+			if ($this->request->getRequestParam('processing_registration', 0, 'int') !== 1) {
+				// and it's NOT the attendee information reg step
+				// force cookie expiration by setting time to last week
+				setcookie('ee_registration_added', 0, time() - WEEK_IN_SECONDS, '/');
+				// and update the global
+				$_COOKIE['ee_registration_added'] = 0;
+			}
+		}
+	}
+
+
+	protected function _init_page_props()
+	{
+		$this->page_slug        = REG_PG_SLUG;
+		$this->_admin_base_url  = REG_ADMIN_URL;
+		$this->_admin_base_path = REG_ADMIN;
+		$this->page_label       = esc_html__('Registrations', 'event_espresso');
+		$this->_cpt_routes      = [
+			'add_new_attendee' => 'espresso_attendees',
+			'edit_attendee'    => 'espresso_attendees',
+			'insert_attendee'  => 'espresso_attendees',
+			'update_attendee'  => 'espresso_attendees',
+		];
+		$this->_cpt_model_names = [
+			'add_new_attendee' => 'EEM_Attendee',
+			'edit_attendee'    => 'EEM_Attendee',
+		];
+		$this->_cpt_edit_routes = [
+			'espresso_attendees' => 'edit_attendee',
+		];
+		$this->_pagenow_map     = [
+			'add_new_attendee' => 'post-new.php',
+			'edit_attendee'    => 'post.php',
+			'trash'            => 'post.php',
+		];
+		add_action('edit_form_after_title', [$this, 'after_title_form_fields'], 10);
+		// add filters so that the comment urls don't take users to a confusing 404 page
+		add_filter('get_comment_link', [$this, 'clear_comment_link'], 10, 2);
+	}
+
+
+	/**
+	 * @param string     $link    The comment permalink with '#comment-$id' appended.
+	 * @param WP_Comment $comment The current comment object.
+	 * @return string
+	 */
+	public function clear_comment_link($link, WP_Comment $comment)
+	{
+		// gotta make sure this only happens on this route
+		$post_type = get_post_type($comment->comment_post_ID);
+		if ($post_type === 'espresso_attendees') {
+			return '#commentsdiv';
+		}
+		return $link;
+	}
+
+
+	protected function _ajax_hooks()
+	{
+		// todo: all hooks for registrations ajax goes in here
+		add_action('wp_ajax_toggle_checkin_status', [$this, 'toggle_checkin_status']);
+	}
+
+
+	protected function _define_page_props()
+	{
+		$this->_admin_page_title = $this->page_label;
+		$this->_labels           = [
+			'buttons'                      => [
+				'add-registrant'      => esc_html__('Add New Registration', 'event_espresso'),
+				'add-attendee'        => esc_html__('Add Contact', 'event_espresso'),
+				'edit'                => esc_html__('Edit Contact', 'event_espresso'),
+				'csv_reg_report'      => esc_html__('Registrations CSV Report', 'event_espresso'),
+				'contact_list_report' => esc_html__('Contact List Report', 'event_espresso'),
+				'contact_list_export' => esc_html__('Export Data', 'event_espresso'),
+			],
+			'publishbox'                   => [
+				'add_new_attendee' => esc_html__('Add Contact Record', 'event_espresso'),
+				'edit_attendee'    => esc_html__('Update Contact Record', 'event_espresso'),
+			],
+			'hide_add_button_on_cpt_route' => [
+				'edit_attendee' => true,
+			],
+		];
+	}
+
+
+	/**
+	 * grab url requests and route them
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public function _set_page_routes()
+	{
+		$this->_get_registration_status_array();
+		$REG_ID             = $this->request->getRequestParam('_REG_ID', 0, 'int');
+		$REG_ID             = $this->request->getRequestParam('reg_status_change_form[REG_ID]', $REG_ID, 'int');
+		$ATT_ID             = $this->request->getRequestParam('ATT_ID', 0, 'int');
+		$ATT_ID             = $this->request->getRequestParam('post', $ATT_ID, 'int');
+		$this->_page_routes = [
+			'default'                             => [
+				'func'       => [$this, '_registrations_overview_list_table'],
+				'capability' => 'ee_read_registrations',
+			],
+			'view_registration'                   => [
+				'func'       => [$this, '_registration_details'],
+				'capability' => 'ee_read_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'edit_registration'                   => [
+				'func'               => '_update_attendee_registration_form',
+				'noheader'           => true,
+				'headers_sent_route' => 'view_registration',
+				'capability'         => 'ee_edit_registration',
+				'obj_id'             => $REG_ID,
+				'_REG_ID'            => $REG_ID,
+			],
+			'trash_registrations'                 => [
+				'func'       => '_trash_or_restore_registrations',
+				'args'       => ['trash' => true],
+				'noheader'   => true,
+				'capability' => 'ee_delete_registrations',
+			],
+			'restore_registrations'               => [
+				'func'       => '_trash_or_restore_registrations',
+				'args'       => ['trash' => false],
+				'noheader'   => true,
+				'capability' => 'ee_delete_registrations',
+			],
+			'delete_registrations'                => [
+				'func'       => '_delete_registrations',
+				'noheader'   => true,
+				'capability' => 'ee_delete_registrations',
+			],
+			'new_registration'                    => [
+				'func'       => 'new_registration',
+				'capability' => 'ee_edit_registrations',
+			],
+			'process_reg_step'                    => [
+				'func'       => 'process_reg_step',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registrations',
+			],
+			'redirect_to_txn'                     => [
+				'func'       => 'redirect_to_txn',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registrations',
+			],
+			'change_reg_status'                   => [
+				'func'       => '_change_reg_status',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'approve_registration'                => [
+				'func'       => 'approve_registration',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'approve_and_notify_registration'     => [
+				'func'       => 'approve_registration',
+				'noheader'   => true,
+				'args'       => [true],
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'approve_registrations'               => [
+				'func'       => 'bulk_action_on_registrations',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registrations',
+				'args'       => ['approve'],
+			],
+			'approve_and_notify_registrations'    => [
+				'func'       => 'bulk_action_on_registrations',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registrations',
+				'args'       => ['approve', true],
+			],
+			'decline_registration'                => [
+				'func'       => 'decline_registration',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'decline_and_notify_registration'     => [
+				'func'       => 'decline_registration',
+				'noheader'   => true,
+				'args'       => [true],
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'decline_registrations'               => [
+				'func'       => 'bulk_action_on_registrations',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registrations',
+				'args'       => ['decline'],
+			],
+			'decline_and_notify_registrations'    => [
+				'func'       => 'bulk_action_on_registrations',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registrations',
+				'args'       => ['decline', true],
+			],
+			'pending_registration'                => [
+				'func'       => 'pending_registration',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'pending_and_notify_registration'     => [
+				'func'       => 'pending_registration',
+				'noheader'   => true,
+				'args'       => [true],
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'pending_registrations'               => [
+				'func'       => 'bulk_action_on_registrations',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registrations',
+				'args'       => ['pending'],
+			],
+			'pending_and_notify_registrations'    => [
+				'func'       => 'bulk_action_on_registrations',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registrations',
+				'args'       => ['pending', true],
+			],
+			'no_approve_registration'             => [
+				'func'       => 'not_approve_registration',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'no_approve_and_notify_registration'  => [
+				'func'       => 'not_approve_registration',
+				'noheader'   => true,
+				'args'       => [true],
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'no_approve_registrations'            => [
+				'func'       => 'bulk_action_on_registrations',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registrations',
+				'args'       => ['not_approve'],
+			],
+			'no_approve_and_notify_registrations' => [
+				'func'       => 'bulk_action_on_registrations',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registrations',
+				'args'       => ['not_approve', true],
+			],
+			'cancel_registration'                 => [
+				'func'       => 'cancel_registration',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'cancel_and_notify_registration'      => [
+				'func'       => 'cancel_registration',
+				'noheader'   => true,
+				'args'       => [true],
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'cancel_registrations'                => [
+				'func'       => 'bulk_action_on_registrations',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registrations',
+				'args'       => ['cancel'],
+			],
+			'cancel_and_notify_registrations'     => [
+				'func'       => 'bulk_action_on_registrations',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registrations',
+				'args'       => ['cancel', true],
+			],
+			'wait_list_registration'              => [
+				'func'       => 'wait_list_registration',
+				'noheader'   => true,
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'wait_list_and_notify_registration'   => [
+				'func'       => 'wait_list_registration',
+				'noheader'   => true,
+				'args'       => [true],
+				'capability' => 'ee_edit_registration',
+				'obj_id'     => $REG_ID,
+			],
+			'contact_list'                        => [
+				'func'       => '_attendee_contact_list_table',
+				'capability' => 'ee_read_contacts',
+			],
+			'add_new_attendee'                    => [
+				'func' => '_create_new_cpt_item',
+				'args' => [
+					'new_attendee' => true,
+					'capability'   => 'ee_edit_contacts',
+				],
+			],
+			'edit_attendee'                       => [
+				'func'       => '_edit_cpt_item',
+				'capability' => 'ee_edit_contacts',
+				'obj_id'     => $ATT_ID,
+			],
+			'duplicate_attendee'                  => [
+				'func'       => '_duplicate_attendee',
+				'noheader'   => true,
+				'capability' => 'ee_edit_contacts',
+				'obj_id'     => $ATT_ID,
+			],
+			'insert_attendee'                     => [
+				'func'       => '_insert_or_update_attendee',
+				'args'       => [
+					'new_attendee' => true,
+				],
+				'noheader'   => true,
+				'capability' => 'ee_edit_contacts',
+			],
+			'update_attendee'                     => [
+				'func'       => '_insert_or_update_attendee',
+				'args'       => [
+					'new_attendee' => false,
+				],
+				'noheader'   => true,
+				'capability' => 'ee_edit_contacts',
+				'obj_id'     => $ATT_ID,
+			],
+			'trash_attendees'                     => [
+				'func'       => '_trash_or_restore_attendees',
+				'args'       => [
+					'trash' => 'true',
+				],
+				'noheader'   => true,
+				'capability' => 'ee_delete_contacts',
+			],
+			'trash_attendee'                      => [
+				'func'       => '_trash_or_restore_attendees',
+				'args'       => [
+					'trash' => true,
+				],
+				'noheader'   => true,
+				'capability' => 'ee_delete_contacts',
+				'obj_id'     => $ATT_ID,
+			],
+			'restore_attendees'                   => [
+				'func'       => '_trash_or_restore_attendees',
+				'args'       => [
+					'trash' => false,
+				],
+				'noheader'   => true,
+				'capability' => 'ee_delete_contacts',
+				'obj_id'     => $ATT_ID,
+			],
+			'resend_registration'                 => [
+				'func'       => '_resend_registration',
+				'noheader'   => true,
+				'capability' => 'ee_send_message',
+			],
+			'registrations_report'                => [
+				'func'       => [$this, '_registrations_report'],
+				'noheader'   => true,
+				'capability' => 'ee_read_registrations',
+			],
+			'contact_list_export'                 => [
+				'func'       => '_contact_list_export',
+				'noheader'   => true,
+				'capability' => 'export',
+			],
+			'contact_list_report'                 => [
+				'func'       => '_contact_list_report',
+				'noheader'   => true,
+				'capability' => 'ee_read_contacts',
+			],
+		];
+	}
+
+
+	protected function _set_page_config()
+	{
+		$REG_ID             = $this->request->getRequestParam('_REG_ID', 0, 'int');
+		$ATT_ID             = $this->request->getRequestParam('ATT_ID', 0, 'int');
+		$this->_page_config = [
+			'default'           => [
+				'nav'           => [
+					'label' => esc_html__('Overview', 'event_espresso'),
+					'icon'  => 'dashicons-list-view',
+					'order' => 5,
+				],
+				'help_tabs'     => [
+					'registrations_overview_help_tab'                       => [
+						'title'    => esc_html__('Registrations Overview', 'event_espresso'),
+						'filename' => 'registrations_overview',
+					],
+					'registrations_overview_table_column_headings_help_tab' => [
+						'title'    => esc_html__('Registrations Table Column Headings', 'event_espresso'),
+						'filename' => 'registrations_overview_table_column_headings',
+					],
+					'registrations_overview_filters_help_tab'               => [
+						'title'    => esc_html__('Registration Filters', 'event_espresso'),
+						'filename' => 'registrations_overview_filters',
+					],
+					'registrations_overview_views_help_tab'                 => [
+						'title'    => esc_html__('Registration Views', 'event_espresso'),
+						'filename' => 'registrations_overview_views',
+					],
+					'registrations_regoverview_other_help_tab'              => [
+						'title'    => esc_html__('Registrations Other', 'event_espresso'),
+						'filename' => 'registrations_overview_other',
+					],
+				],
+				'list_table'    => 'EE_Registrations_List_Table',
+				'require_nonce' => false,
+			],
+			'view_registration' => [
+				'nav'           => [
+					'label'      => esc_html__('REG Details', 'event_espresso'),
+					'icon'       => 'dashicons-clipboard',
+					'order'      => 15,
+					'url'        => $REG_ID
+						? add_query_arg(['_REG_ID' => $REG_ID], $this->_current_page_view_url)
+						: $this->_admin_base_url,
+					'persistent' => false,
+				],
+				'help_tabs'     => [
+					'registrations_details_help_tab'                    => [
+						'title'    => esc_html__('Registration Details', 'event_espresso'),
+						'filename' => 'registrations_details',
+					],
+					'registrations_details_table_help_tab'              => [
+						'title'    => esc_html__('Registration Details Table', 'event_espresso'),
+						'filename' => 'registrations_details_table',
+					],
+					'registrations_details_form_answers_help_tab'       => [
+						'title'    => esc_html__('Registration Form Answers', 'event_espresso'),
+						'filename' => 'registrations_details_form_answers',
+					],
+					'registrations_details_registrant_details_help_tab' => [
+						'title'    => esc_html__('Contact Details', 'event_espresso'),
+						'filename' => 'registrations_details_registrant_details',
+					],
+				],
+				'metaboxes'     => array_merge(
+					$this->_default_espresso_metaboxes,
+					['_registration_details_metaboxes']
+				),
+				'require_nonce' => false,
+			],
+			'new_registration'  => [
+				'nav'           => [
+					'label'      => esc_html__('Add New Registration', 'event_espresso'),
+					'icon'       => 'dashicons-plus-alt',
+					'url'        => '#',
+					'order'      => 15,
+					'persistent' => false,
+				],
+				'metaboxes'     => $this->_default_espresso_metaboxes,
+				'labels'        => [
+					'publishbox' => esc_html__('Save Registration', 'event_espresso'),
+				],
+				'require_nonce' => false,
+			],
+			'add_new_attendee'  => [
+				'nav'           => [
+					'label'      => esc_html__('Add Contact', 'event_espresso'),
+					'icon'       => 'dashicons-plus-alt',
+					'order'      => 15,
+					'persistent' => false,
+				],
+				'metaboxes'     => array_merge(
+					$this->_default_espresso_metaboxes,
+					['_publish_post_box', 'attendee_editor_metaboxes']
+				),
+				'require_nonce' => false,
+			],
+			'edit_attendee'     => [
+				'nav'           => [
+					'label'      => esc_html__('Edit Contact', 'event_espresso'),
+					'icon'       => 'dashicons-edit-large',
+					'order'      => 15,
+					'persistent' => false,
+					'url'        => $ATT_ID
+						? add_query_arg(['ATT_ID' => $ATT_ID], $this->_current_page_view_url)
+						: $this->_admin_base_url,
+				],
+				'metaboxes'     => array_merge(
+					$this->_default_espresso_metaboxes,
+					['attendee_editor_metaboxes']
+				),
+				'require_nonce' => false,
+			],
+			'contact_list'      => [
+				'nav'           => [
+					'label' => esc_html__('Contact List', 'event_espresso'),
+					'icon'  => 'dashicons-id-alt',
+					'order' => 20,
+				],
+				'list_table'    => 'EE_Attendee_Contact_List_Table',
+				'help_tabs'     => [
+					'registrations_contact_list_help_tab'                       => [
+						'title'    => esc_html__('Registrations Contact List', 'event_espresso'),
+						'filename' => 'registrations_contact_list',
+					],
+					'registrations_contact-list_table_column_headings_help_tab' => [
+						'title'    => esc_html__('Contact List Table Column Headings', 'event_espresso'),
+						'filename' => 'registrations_contact_list_table_column_headings',
+					],
+					'registrations_contact_list_views_help_tab'                 => [
+						'title'    => esc_html__('Contact List Views', 'event_espresso'),
+						'filename' => 'registrations_contact_list_views',
+					],
+					'registrations_contact_list_other_help_tab'                 => [
+						'title'    => esc_html__('Contact List Other', 'event_espresso'),
+						'filename' => 'registrations_contact_list_other',
+					],
+				],
+				'metaboxes'     => [],
+				'require_nonce' => false,
+			],
+			// override default cpt routes
+			'create_new'        => '',
+			'edit'              => '',
+		];
+	}
+
+
+	/**
+	 * The below methods aren't used by this class currently
+	 */
+	protected function _add_screen_options()
+	{
+	}
+
+
+	protected function _add_feature_pointers()
+	{
+	}
+
+
+	public function admin_init()
+	{
+		EE_Registry::$i18n_js_strings['update_att_qstns'] = esc_html__(
+			'click "Update Registration Questions" to save your changes',
+			'event_espresso'
+		);
+	}
+
+
+	public function admin_notices()
+	{
+	}
+
+
+	public function admin_footer_scripts()
+	{
+	}
+
+
+	/**
+	 * get list of registration statuses
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 */
+	private function _get_registration_status_array()
+	{
+		self::$_reg_status = EEM_Registration::reg_status_array([], true);
+	}
+
+
+	/**
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @since 4.10.2.p
+	 */
+	protected function _add_screen_options_default()
+	{
+		$this->_per_page_screen_option();
+	}
+
+
+	/**
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @since 4.10.2.p
+	 */
+	protected function _add_screen_options_contact_list()
+	{
+		$page_title              = $this->_admin_page_title;
+		$this->_admin_page_title = esc_html__('Contacts', 'event_espresso');
+		$this->_per_page_screen_option();
+		$this->_admin_page_title = $page_title;
+	}
+
+
+	public function load_scripts_styles()
+	{
+		// style
+		wp_register_style(
+			'espresso_reg',
+			REG_ASSETS_URL . 'espresso_registrations_admin.css',
+			['ee-admin-css'],
+			EVENT_ESPRESSO_VERSION
+		);
+		wp_enqueue_style('espresso_reg');
+		// script
+		wp_register_script(
+			'espresso_reg',
+			REG_ASSETS_URL . 'espresso_registrations_admin.js',
+			['jquery-ui-datepicker', 'jquery-ui-draggable', 'ee_admin_js'],
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+		wp_enqueue_script('espresso_reg');
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @since 4.10.2.p
+	 */
+	public function load_scripts_styles_edit_attendee()
+	{
+		// stuff to only show up on our attendee edit details page.
+		$attendee_details_translations = [
+			'att_publish_text' => sprintf(
+			/* translators: The date and time */
+				wp_strip_all_tags(__('Created on: %s', 'event_espresso')),
+				'<b>' . $this->_cpt_model_obj->get_datetime('ATT_created') . '</b>'
+			),
+		];
+		wp_localize_script('espresso_reg', 'ATTENDEE_DETAILS', $attendee_details_translations);
+		wp_enqueue_script('jquery-validate');
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @since 4.10.2.p
+	 */
+	public function load_scripts_styles_view_registration()
+	{
+		$this->_set_registration_object();
+		// styles
+		wp_enqueue_style('espresso-ui-theme');
+		// scripts
+		$this->_get_reg_custom_questions_form($this->_registration->ID());
+		$this->_reg_custom_questions_form->wp_enqueue_scripts();
+	}
+
+
+	public function load_scripts_styles_contact_list()
+	{
+		wp_dequeue_style('espresso_reg');
+		wp_register_style(
+			'espresso_att',
+			REG_ASSETS_URL . 'espresso_attendees_admin.css',
+			['ee-admin-css'],
+			EVENT_ESPRESSO_VERSION
+		);
+		wp_enqueue_style('espresso_att');
+	}
+
+
+	public function load_scripts_styles_new_registration()
+	{
+		wp_register_script(
+			'ee-spco-for-admin',
+			REG_ASSETS_URL . 'spco_for_admin.js',
+			['underscore', 'jquery'],
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+		wp_enqueue_script('ee-spco-for-admin');
+		add_filter('FHEE__EED_Ticket_Selector__load_tckt_slctr_assets', '__return_true');
+		EE_Form_Section_Proper::wp_enqueue_scripts();
+		EED_Ticket_Selector::load_tckt_slctr_assets();
+		EE_Datepicker_Input::enqueue_styles_and_scripts();
+	}
+
+
+	public function AHEE__EE_Admin_Page__route_admin_request_resend_registration()
+	{
+		add_filter('FHEE_load_EE_messages', '__return_true');
+	}
+
+
+	public function AHEE__EE_Admin_Page__route_admin_request_approve_registration()
+	{
+		add_filter('FHEE_load_EE_messages', '__return_true');
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @since 4.10.2.p
+	 */
+	protected function _set_list_table_views_default()
+	{
+		// for notification related bulk actions we need to make sure only active messengers have an option.
+		EED_Messages::set_autoloaders();
+		/** @type EE_Message_Resource_Manager $message_resource_manager */
+		$message_resource_manager = EE_Registry::instance()->load_lib('Message_Resource_Manager');
+		$active_mts               = $message_resource_manager->list_of_active_message_types();
+		// key= bulk_action_slug, value= message type.
+		$match_array = [
+			'approve_registrations'    => 'registration',
+			'decline_registrations'    => 'declined_registration',
+			'pending_registrations'    => 'pending_approval',
+			'no_approve_registrations' => 'not_approved_registration',
+			'cancel_registrations'     => 'cancelled_registration',
+		];
+		$can_send    = $this->capabilities->current_user_can(
+			'ee_send_message',
+			'batch_send_messages'
+		);
+		/** setup reg status bulk actions **/
+		$def_reg_status_actions['approve_registrations'] = esc_html__('Approve Registrations', 'event_espresso');
+		if ($can_send && in_array($match_array['approve_registrations'], $active_mts, true)) {
+			$def_reg_status_actions['approve_and_notify_registrations'] = esc_html__(
+				'Approve and Notify Registrations',
+				'event_espresso'
+			);
+		}
+		$def_reg_status_actions['decline_registrations'] = esc_html__('Decline Registrations', 'event_espresso');
+		if ($can_send && in_array($match_array['decline_registrations'], $active_mts, true)) {
+			$def_reg_status_actions['decline_and_notify_registrations'] = esc_html__(
+				'Decline and Notify Registrations',
+				'event_espresso'
+			);
+		}
+		$def_reg_status_actions['pending_registrations'] = esc_html__(
+			'Set Registrations to Pending Payment',
+			'event_espresso'
+		);
+		if ($can_send && in_array($match_array['pending_registrations'], $active_mts, true)) {
+			$def_reg_status_actions['pending_and_notify_registrations'] = esc_html__(
+				'Set Registrations to Pending Payment and Notify',
+				'event_espresso'
+			);
+		}
+		$def_reg_status_actions['no_approve_registrations'] = esc_html__(
+			'Set Registrations to Not Approved',
+			'event_espresso'
+		);
+		if ($can_send && in_array($match_array['no_approve_registrations'], $active_mts, true)) {
+			$def_reg_status_actions['no_approve_and_notify_registrations'] = esc_html__(
+				'Set Registrations to Not Approved and Notify',
+				'event_espresso'
+			);
+		}
+		$def_reg_status_actions['cancel_registrations'] = esc_html__('Cancel Registrations', 'event_espresso');
+		if ($can_send && in_array($match_array['cancel_registrations'], $active_mts, true)) {
+			$def_reg_status_actions['cancel_and_notify_registrations'] = esc_html__(
+				'Cancel Registrations and Notify',
+				'event_espresso'
+			);
+		}
+		$def_reg_status_actions = apply_filters(
+			'FHEE__Registrations_Admin_Page___set_list_table_views_default__def_reg_status_actions_array',
+			$def_reg_status_actions,
+			$active_mts,
+			$can_send
+		);
+
+		$this->_views = [
+			'all'   => [
+				'slug'        => 'all',
+				'label'       => esc_html__('View All Registrations', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => array_merge(
+					$def_reg_status_actions,
+					[
+						'trash_registrations' => esc_html__('Trash Registrations', 'event_espresso'),
+					]
+				),
+			],
+			'month' => [
+				'slug'        => 'month',
+				'label'       => esc_html__('This Month', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => array_merge(
+					$def_reg_status_actions,
+					[
+						'trash_registrations' => esc_html__('Trash Registrations', 'event_espresso'),
+					]
+				),
+			],
+			'today' => [
+				'slug'        => 'today',
+				'label'       => sprintf(
+					esc_html__('Today - %s', 'event_espresso'),
+					date('M d, Y', current_time('timestamp'))
+				),
+				'count'       => 0,
+				'bulk_action' => array_merge(
+					$def_reg_status_actions,
+					[
+						'trash_registrations' => esc_html__('Trash Registrations', 'event_espresso'),
+					]
+				),
+			],
+		];
+		if (
+			$this->capabilities->current_user_can(
+				'ee_delete_registrations',
+				'espresso_registrations_delete_registration'
+			)
+		) {
+			$this->_views['incomplete'] = [
+				'slug'        => 'incomplete',
+				'label'       => esc_html__('Incomplete', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => [
+					'trash_registrations' => esc_html__('Trash Registrations', 'event_espresso'),
+				],
+			];
+			$this->_views['trash']      = [
+				'slug'        => 'trash',
+				'label'       => esc_html__('Trash', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => [
+					'restore_registrations' => esc_html__('Restore Registrations', 'event_espresso'),
+					'delete_registrations'  => esc_html__('Delete Registrations Permanently', 'event_espresso'),
+				],
+			];
+		}
+	}
+
+
+	protected function _set_list_table_views_contact_list()
+	{
+		$this->_views = [
+			'in_use' => [
+				'slug'        => 'in_use',
+				'label'       => esc_html__('In Use', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => [
+					'trash_attendees' => esc_html__('Move to Trash', 'event_espresso'),
+				],
+			],
+		];
+		if (
+			$this->capabilities->current_user_can(
+				'ee_delete_contacts',
+				'espresso_registrations_trash_attendees'
+			)
+		) {
+			$this->_views['trash'] = [
+				'slug'        => 'trash',
+				'label'       => esc_html__('Trash', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => [
+					'restore_attendees' => esc_html__('Restore from Trash', 'event_espresso'),
+				],
+			];
+		}
+	}
+
+
+	/**
+	 * @return array
+	 * @throws EE_Error
+	 */
+	protected function _registration_legend_items()
+	{
+		$fc_items = [
+			'star-icon'        => [
+				'class' => 'dashicons dashicons-star-filled gold-icon',
+				'desc'  => esc_html__('This is the Primary Registrant', 'event_espresso'),
+			],
+			'view_details'     => [
+				'class' => 'dashicons dashicons-clipboard',
+				'desc'  => esc_html__('View Registration Details', 'event_espresso'),
+			],
+			'edit_attendee'    => [
+				'class' => 'dashicons dashicons-admin-users',
+				'desc'  => esc_html__('Edit Contact Details', 'event_espresso'),
+			],
+			'view_transaction' => [
+				'class' => 'dashicons dashicons-cart',
+				'desc'  => esc_html__('View Transaction Details', 'event_espresso'),
+			],
+			'view_invoice'     => [
+				'class' => 'dashicons dashicons-media-spreadsheet',
+				'desc'  => esc_html__('View Transaction Invoice', 'event_espresso'),
+			],
+		];
+		if (
+			$this->capabilities->current_user_can(
+				'ee_send_message',
+				'espresso_registrations_resend_registration'
+			)
+		) {
+			$fc_items['resend_registration'] = [
+				'class' => 'dashicons dashicons-email-alt',
+				'desc'  => esc_html__('Resend Registration Details', 'event_espresso'),
+			];
+		} else {
+			$fc_items['blank'] = ['class' => 'blank', 'desc' => ''];
+		}
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_global_messages',
+				'view_filtered_messages'
+			)
+		) {
+			$related_for_icon = EEH_MSG_Template::get_message_action_icon('see_notifications_for');
+			if (is_array($related_for_icon) && isset($related_for_icon['css_class'], $related_for_icon['label'])) {
+				$fc_items['view_related_messages'] = [
+					'class' => $related_for_icon['css_class'],
+					'desc'  => $related_for_icon['label'],
+				];
+			}
+		}
+		$sc_items = [
+			'approved_status'   => [
+				'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_approved,
+				'desc'  => EEH_Template::pretty_status(
+					EEM_Registration::status_id_approved,
+					false,
+					'sentence'
+				),
+			],
+			'pending_status'    => [
+				'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_pending_payment,
+				'desc'  => EEH_Template::pretty_status(
+					EEM_Registration::status_id_pending_payment,
+					false,
+					'sentence'
+				),
+			],
+			'wait_list'         => [
+				'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_wait_list,
+				'desc'  => EEH_Template::pretty_status(
+					EEM_Registration::status_id_wait_list,
+					false,
+					'sentence'
+				),
+			],
+			'incomplete_status' => [
+				'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_incomplete,
+				'desc'  => EEH_Template::pretty_status(
+					EEM_Registration::status_id_incomplete,
+					false,
+					'sentence'
+				),
+			],
+			'not_approved'      => [
+				'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_not_approved,
+				'desc'  => EEH_Template::pretty_status(
+					EEM_Registration::status_id_not_approved,
+					false,
+					'sentence'
+				),
+			],
+			'declined_status'   => [
+				'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_declined,
+				'desc'  => EEH_Template::pretty_status(
+					EEM_Registration::status_id_declined,
+					false,
+					'sentence'
+				),
+			],
+			'cancelled_status'  => [
+				'class' => 'ee-status-legend ee-status-bg--' . EEM_Registration::status_id_cancelled,
+				'desc'  => EEH_Template::pretty_status(
+					EEM_Registration::status_id_cancelled,
+					false,
+					'sentence'
+				),
+			],
+		];
+		return array_merge($fc_items, $sc_items);
+	}
+
+
+
+	/***************************************        REGISTRATION OVERVIEW        **************************************/
+
+
+	/**
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _registrations_overview_list_table()
+	{
+		$this->appendAddNewRegistrationButtonToPageTitle();
+		$header_text                  = '';
+		$admin_page_header_decorators = [
+			'EventEspresso\core\domain\services\admin\registrations\list_table\page_header\AttendeeFilterHeader',
+			'EventEspresso\core\domain\services\admin\registrations\list_table\page_header\EventFilterHeader',
+			'EventEspresso\core\domain\services\admin\registrations\list_table\page_header\DateFilterHeader',
+			'EventEspresso\core\domain\services\admin\registrations\list_table\page_header\TicketFilterHeader',
+		];
+		foreach ($admin_page_header_decorators as $admin_page_header_decorator) {
+			$filter_header_decorator = $this->loader->getNew($admin_page_header_decorator);
+			$header_text             = $filter_header_decorator->getHeaderText($header_text);
+		}
+		$this->_template_args['before_list_table'] = $header_text;
+		$this->_template_args['after_list_table']  = $this->_display_legend($this->_registration_legend_items());
+		$this->display_admin_list_table_page_with_no_sidebar();
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function appendAddNewRegistrationButtonToPageTitle()
+	{
+		$EVT_ID = $this->request->getRequestParam('event_id', 0, 'int');
+		if (
+			$EVT_ID
+			&& $this->capabilities->current_user_can(
+				'ee_edit_registrations',
+				'espresso_registrations_new_registration',
+				$EVT_ID
+			)
+		) {
+			$this->_admin_page_title .= ' ' . $this->get_action_link_or_button(
+					'new_registration',
+					'add-registrant',
+					['event_id' => $EVT_ID],
+					'add-new-h2'
+				);
+		}
+	}
+
+
+	/**
+	 * This sets the _registration property for the registration details screen
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _set_registration_object()
+	{
+		// get out if we've already set the object
+		if ($this->_registration instanceof EE_Registration) {
+			return;
+		}
+		$REG_ID = $this->request->getRequestParam('_REG_ID', 0, 'int');
+		if ($this->_registration = $this->getRegistrationModel()->get_one_by_ID($REG_ID)) {
+			return;
+		}
+		$error_msg = sprintf(
+			esc_html__(
+				'An error occurred and the details for Registration ID #%s could not be retrieved.',
+				'event_espresso'
+			),
+			$REG_ID
+		);
+		EE_Error::add_error($error_msg, __FILE__, __FUNCTION__, __LINE__);
+		$this->_registration = null;
+	}
+
+
+	/**
+	 * Used to retrieve registrations for the list table.
+	 *
+	 * @param int  $per_page
+	 * @param bool $count
+	 * @param bool $this_month
+	 * @param bool $today
+	 * @return EE_Registration[]|int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function get_registrations(
+		$per_page = 10,
+		$count = false,
+		$this_month = false,
+		$today = false
+	) {
+		if ($this_month) {
+			$this->request->setRequestParam('status', 'month');
+		}
+		if ($today) {
+			$this->request->setRequestParam('status', 'today');
+		}
+		$query_params = $this->_get_registration_query_parameters([], $per_page, $count);
+		/**
+		 * Override the default groupby added by EEM_Base so that sorts with multiple order bys work as expected
+		 *
+		 * @link https://events.codebasehq.com/projects/event-espresso/tickets/10093
+		 * @see  https://github.com/eventespresso/event-espresso-core/tree/master/docs/G--Model-System/model-query-params.md
+		 *                      or if you have the development copy of EE you can view this at the path:
+		 *                      /docs/G--Model-System/model-query-params.md
+		 */
+		$query_params['group_by'] = '';
+
+		return $count
+			? $this->getRegistrationModel()->count($query_params)
+			/** @type EE_Registration[] */
+			: $this->getRegistrationModel()->get_all($query_params);
+	}
+
+
+	/**
+	 * Retrieves the query parameters to be used by the Registration model for getting registrations.
+	 * Note: this listens to values on the request for some query parameters.
+	 *
+	 * @param array $request
+	 * @param int   $per_page
+	 * @param bool  $count
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _get_registration_query_parameters(
+		array $request = [],
+		int $per_page = 10,
+		bool $count = false
+	): array {
+		/** @var EventEspresso\core\domain\services\admin\registrations\list_table\QueryBuilder $list_table_query_builder */
+		$list_table_query_builder = $this->loader->getNew(
+			'EventEspresso\core\domain\services\admin\registrations\list_table\QueryBuilder',
+			[null, null, $request]
+		);
+		return $list_table_query_builder->getQueryParams($per_page, $count);
+	}
+
+
+	public function get_registration_status_array(): array
+	{
+		return self::$_reg_status;
+	}
+
+
+
+
+	/***************************************        REGISTRATION DETAILS        ***************************************/
+	/**
+	 * generates HTML for the View Registration Details Admin page
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws EntityNotFoundException
+	 * @throws ReflectionException
+	 */
+	protected function _registration_details()
+	{
+		$this->_template_args = [];
+		$this->_set_registration_object();
+		if (is_object($this->_registration)) {
+			$transaction                                   = $this->_registration->transaction()
+				? $this->_registration->transaction()
+				: EE_Transaction::new_instance();
+			$this->_session                                = $transaction->session_data();
+			$event_id                                      = $this->_registration->event_ID();
+			$this->_template_args['reg_nmbr']['value']     = $this->_registration->ID();
+			$this->_template_args['reg_nmbr']['label']     = esc_html__('Registration Number', 'event_espresso');
+			$this->_template_args['reg_datetime']['value'] = $this->_registration->get_i18n_datetime('REG_date');
+			$this->_template_args['reg_datetime']['label'] = esc_html__('Date', 'event_espresso');
+			$this->_template_args['grand_total']           = $transaction->total();
+			$this->_template_args['currency_sign']         = EE_Registry::instance()->CFG->currency->sign;
+			// link back to overview
+			$this->_template_args['reg_overview_url']            = REG_ADMIN_URL;
+			$this->_template_args['registration']                = $this->_registration;
+			$this->_template_args['filtered_registrations_link'] = EE_Admin_Page::add_query_args_and_nonce(
+				[
+					'action'   => 'default',
+					'event_id' => $event_id,
+				],
+				REG_ADMIN_URL
+			);
+			$this->_template_args['filtered_transactions_link']  = EE_Admin_Page::add_query_args_and_nonce(
+				[
+					'action' => 'default',
+					'EVT_ID' => $event_id,
+					'page'   => 'espresso_transactions',
+				],
+				admin_url('admin.php')
+			);
+			$this->_template_args['event_link']                  = EE_Admin_Page::add_query_args_and_nonce(
+				[
+					'page'   => 'espresso_events',
+					'action' => 'edit',
+					'post'   => $event_id,
+				],
+				admin_url('admin.php')
+			);
+			// next and previous links
+			$next_reg                                      = $this->_registration->next(
+				null,
+				[],
+				'REG_ID'
+			);
+			$this->_template_args['next_registration']     = $next_reg
+				? $this->_next_link(
+					EE_Admin_Page::add_query_args_and_nonce(
+						[
+							'action'  => 'view_registration',
+							'_REG_ID' => $next_reg['REG_ID'],
+						],
+						REG_ADMIN_URL
+					),
+					'dashicons dashicons-arrow-right ee-icon-size-22'
+				)
+				: '';
+			$previous_reg                                  = $this->_registration->previous(
+				null,
+				[],
+				'REG_ID'
+			);
+			$this->_template_args['previous_registration'] = $previous_reg
+				? $this->_previous_link(
+					EE_Admin_Page::add_query_args_and_nonce(
+						[
+							'action'  => 'view_registration',
+							'_REG_ID' => $previous_reg['REG_ID'],
+						],
+						REG_ADMIN_URL
+					),
+					'dashicons dashicons-arrow-left ee-icon-size-22'
+				)
+				: '';
+			// grab header
+			$template_path                             = REG_TEMPLATE_PATH . 'reg_admin_details_header.template.php';
+			$this->_template_args['REG_ID']            = $this->_registration->ID();
+			$this->_template_args['admin_page_header'] = EEH_Template::display_template(
+				$template_path,
+				$this->_template_args,
+				true
+			);
+		} else {
+			$this->_template_args['admin_page_header'] = '';
+			$this->_display_espresso_notices();
+		}
+		// the details template wrapper
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @since 4.10.2.p
+	 */
+	protected function _registration_details_metaboxes()
+	{
+		do_action('AHEE__Registrations_Admin_Page___registration_details_metabox__start', $this);
+		$this->_set_registration_object();
+		$attendee = $this->_registration instanceof EE_Registration ? $this->_registration->attendee() : null;
+		$this->addMetaBox(
+			'edit-reg-status-mbox',
+			esc_html__('Registration Status', 'event_espresso'),
+			[$this, 'set_reg_status_buttons_metabox'],
+			$this->_wp_page_slug
+		);
+		$this->addMetaBox(
+			'edit-reg-details-mbox',
+			'<span>' . esc_html__('Registration Details', 'event_espresso')
+			. '&nbsp;<span class="dashicons dashicons-clipboard"></span></span>',
+			[$this, '_reg_details_meta_box'],
+			$this->_wp_page_slug
+		);
+		if (
+			$attendee instanceof EE_Attendee
+			&& $this->capabilities->current_user_can(
+				'ee_read_registration',
+				'edit-reg-questions-mbox',
+				$this->_registration->ID()
+			)
+		) {
+			$this->addMetaBox(
+				'edit-reg-questions-mbox',
+				esc_html__('Registration Form Answers', 'event_espresso'),
+				[$this, '_reg_questions_meta_box'],
+				$this->_wp_page_slug
+			);
+		}
+		$this->addMetaBox(
+			'edit-reg-registrant-mbox',
+			esc_html__('Contact Details', 'event_espresso'),
+			[$this, '_reg_registrant_side_meta_box'],
+			$this->_wp_page_slug,
+			'side'
+		);
+		if ($this->_registration->group_size() > 1) {
+			$this->addMetaBox(
+				'edit-reg-attendees-mbox',
+				esc_html__('Other Registrations in this Transaction', 'event_espresso'),
+				[$this, '_reg_attendees_meta_box'],
+				$this->_wp_page_slug
+			);
+		}
+	}
+
+
+	/**
+	 * set_reg_status_buttons_metabox
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function set_reg_status_buttons_metabox()
+	{
+		$this->_set_registration_object();
+		$change_reg_status_form = $this->_generate_reg_status_change_form();
+		$output                 = $change_reg_status_form->form_open(
+			self::add_query_args_and_nonce(
+				[
+					'action' => 'change_reg_status',
+				],
+				REG_ADMIN_URL
+			)
+		);
+		$output                 .= $change_reg_status_form->get_html();
+		$output                 .= $change_reg_status_form->form_close();
+		echo wp_kses($output, AllowedTags::getWithFormTags());
+	}
+
+
+	/**
+	 * @return EE_Form_Section_Proper
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws EntityNotFoundException
+	 * @throws ReflectionException
+	 */
+	protected function _generate_reg_status_change_form()
+	{
+		$reg_status_change_form_array = [
+			'name'            => 'reg_status_change_form',
+			'html_id'         => 'reg-status-change-form',
+			'layout_strategy' => new EE_Admin_Two_Column_Layout(),
+			'subsections'     => [
+				'return' => new EE_Hidden_Input(
+					[
+						'name'    => 'return',
+						'default' => 'view_registration',
+					]
+				),
+				'REG_ID' => new EE_Hidden_Input(
+					[
+						'name'    => 'REG_ID',
+						'default' => $this->_registration->ID(),
+					]
+				),
+			],
+		];
+		if (
+			$this->capabilities->current_user_can(
+				'ee_edit_registration',
+				'toggle_registration_status',
+				$this->_registration->ID()
+			)
+		) {
+			$reg_status_change_form_array['subsections']['reg_status']         = new EE_Select_Input(
+				$this->_get_reg_statuses(),
+				[
+					'html_label_text' => esc_html__('Change Registration Status to', 'event_espresso'),
+					'default'         => $this->_registration->status_ID(),
+				]
+			);
+			$reg_status_change_form_array['subsections']['send_notifications'] = new EE_Yes_No_Input(
+				[
+					'html_label_text' => esc_html__('Send Related Messages', 'event_espresso'),
+					'default'         => false,
+					'html_help_text'  => esc_html__(
+						'If set to "Yes", then the related messages will be sent to the registrant.',
+						'event_espresso'
+					),
+				]
+			);
+			$reg_status_change_form_array['subsections']['submit']             = new EE_Submit_Input(
+				[
+					'html_class'      => 'button--primary',
+					'html_label_text' => '&nbsp;',
+					'default'         => esc_html__('Update Registration Status', 'event_espresso'),
+				]
+			);
+		}
+		return new EE_Form_Section_Proper($reg_status_change_form_array);
+	}
+
+
+	/**
+	 * Returns an array of all the buttons for the various statuses and switch status actions
+	 *
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws EntityNotFoundException
+	 */
+	protected function _get_reg_statuses()
+	{
+		$reg_status_array = $this->getRegistrationModel()->reg_status_array();
+		unset($reg_status_array[ EEM_Registration::status_id_incomplete ]);
+		// get current reg status
+		$current_status = $this->_registration->status_ID();
+		// is registration for free event? This will determine whether to display the pending payment option
+		if (
+			$current_status !== EEM_Registration::status_id_pending_payment
+			&& EEH_Money::compare_floats($this->_registration->ticket()->price(), 0.00)
+		) {
+			unset($reg_status_array[ EEM_Registration::status_id_pending_payment ]);
+		}
+		return $this->getStatusModel()->localized_status($reg_status_array, false, 'sentence');
+	}
+
+
+	/**
+	 * This method is used when using _REG_ID from request which may or may not be an array of reg_ids.
+	 *
+	 * @param bool $status REG status given for changing registrations to.
+	 * @param bool $notify Whether to send messages notifications or not.
+	 * @return array (array with reg_id(s) updated and whether update was successful.
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 */
+	protected function _set_registration_status_from_request($status = false, $notify = false)
+	{
+		$REG_IDs = $this->request->requestParamIsSet('reg_status_change_form')
+			? $this->request->getRequestParam('reg_status_change_form[REG_ID]', [], 'int', true)
+			: $this->request->getRequestParam('_REG_ID', [], 'int', true);
+		// sanitize $REG_IDs
+		$REG_IDs = array_map('absint', $REG_IDs);
+		// and remove empty entries
+		$REG_IDs = array_filter($REG_IDs);
+
+		$result = $this->_set_registration_status($REG_IDs, $status, $notify);
+
+		/**
+		 * Set and filter $_req_data['_REG_ID'] for any potential future messages notifications.
+		 * Currently this value is used downstream by the _process_resend_registration method.
+		 *
+		 * @param int|array                $registration_ids The registration ids that have had their status changed successfully.
+		 * @param bool                     $status           The status registrations were changed to.
+		 * @param bool                     $success          If the status was changed successfully for all registrations.
+		 * @param Registrations_Admin_Page $admin_page
+		 */
+		$REG_ID = apply_filters(
+			'FHEE__Registrations_Admin_Page___set_registration_status_from_request__REG_IDs',
+			$result['REG_ID'],
+			$status,
+			$result['success'],
+			$this
+		);
+		$this->request->setRequestParam('_REG_ID', $REG_ID);
+
+		// notify?
+		if (
+			$notify
+			&& $result['success']
+			&& ! empty($REG_ID)
+			&& $this->capabilities->current_user_can(
+				'ee_send_message',
+				'espresso_registrations_resend_registration'
+			)
+		) {
+			$this->_process_resend_registration();
+		}
+		return $result;
+	}
+
+
+	/**
+	 * Set the registration status for the given reg_id (which may or may not be an array, it gets typecast to an
+	 * array). Note, this method does NOT take care of possible notifications.  That is required by calling code.
+	 *
+	 * @param array  $REG_IDs
+	 * @param string $status
+	 * @param bool   $notify Used to indicate whether notification was requested or not.  This determines the context
+	 *                       slug sent with setting the registration status.
+	 * @return array (an array with 'success' key representing whether status change was successful, and 'REG_ID' as
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws EntityNotFoundException
+	 * @throws DomainException
+	 */
+	protected function _set_registration_status($REG_IDs = [], $status = '', $notify = false)
+	{
+		$success = false;
+		// typecast $REG_IDs
+		$REG_IDs = (array) $REG_IDs;
+		if (! empty($REG_IDs)) {
+			$success = true;
+			// set default status if none is passed
+			$status         = $status ?: EEM_Registration::status_id_pending_payment;
+			$status_context = $notify
+				? Domain::CONTEXT_REGISTRATION_STATUS_CHANGE_REGISTRATION_ADMIN_NOTIFY
+				: Domain::CONTEXT_REGISTRATION_STATUS_CHANGE_REGISTRATION_ADMIN;
+			// loop through REG_ID's and change status
+			foreach ($REG_IDs as $REG_ID) {
+				$registration = $this->getRegistrationModel()->get_one_by_ID($REG_ID);
+				if ($registration instanceof EE_Registration) {
+					$registration->set_status(
+						$status,
+						false,
+						new Context(
+							$status_context,
+							esc_html__(
+								'Manually triggered status change on a Registration Admin Page route.',
+								'event_espresso'
+							)
+						)
+					);
+					$result = $registration->save();
+					// verifying explicit fails because update *may* just return 0 for 0 rows affected
+					$success = $result !== false ? $success : false;
+				}
+			}
+		}
+
+		// return $success and processed registrations
+		return ['REG_ID' => $REG_IDs, 'success' => $success];
+	}
+
+
+	/**
+	 * Common logic for setting up success message and redirecting to appropriate route
+	 *
+	 * @param string $STS_ID status id for the registration changed to
+	 * @param bool   $notify indicates whether the _set_registration_status_from_request does notifications or not.
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 */
+	protected function _reg_status_change_return($STS_ID, $notify = false)
+	{
+		$result  = ! empty($STS_ID) ? $this->_set_registration_status_from_request($STS_ID, $notify)
+			: ['success' => false];
+		$success = isset($result['success']) && $result['success'];
+		// setup success message
+		if ($success) {
+			if (is_array($result['REG_ID']) && count($result['REG_ID']) === 1) {
+				$msg = sprintf(
+					esc_html__('Registration status has been set to %s', 'event_espresso'),
+					EEH_Template::pretty_status($STS_ID, false, 'lower')
+				);
+			} else {
+				$msg = sprintf(
+					esc_html__('Registrations have been set to %s.', 'event_espresso'),
+					EEH_Template::pretty_status($STS_ID, false, 'lower')
+				);
+			}
+			EE_Error::add_success($msg);
+		} else {
+			EE_Error::add_error(
+				esc_html__(
+					'Something went wrong, and the status was not changed',
+					'event_espresso'
+				),
+				__FILE__,
+				__LINE__,
+				__FUNCTION__
+			);
+		}
+		$return = $this->request->getRequestParam('return');
+		$route  = $return === 'view_registration'
+			? ['action' => 'view_registration', '_REG_ID' => reset($result['REG_ID'])]
+			: ['action' => 'default'];
+		$route  = $this->mergeExistingRequestParamsWithRedirectArgs($route);
+		$this->_redirect_after_action($success, '', '', $route, true);
+	}
+
+
+	/**
+	 * incoming reg status change from reg details page.
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws DomainException
+	 */
+	protected function _change_reg_status()
+	{
+		$this->request->setRequestParam('return', 'view_registration');
+		// set notify based on whether the send notifications toggle is set or not
+		$notify     = $this->request->getRequestParam('reg_status_change_form[send_notifications]', false, 'bool');
+		$reg_status = $this->request->getRequestParam('reg_status_change_form[reg_status]', '');
+		$this->request->setRequestParam('reg_status_change_form[reg_status]', $reg_status);
+		switch ($reg_status) {
+			case EEM_Registration::status_id_approved:
+			case EEH_Template::pretty_status(EEM_Registration::status_id_approved, false, 'sentence'):
+				$this->approve_registration($notify);
+				break;
+			case EEM_Registration::status_id_pending_payment:
+			case EEH_Template::pretty_status(EEM_Registration::status_id_pending_payment, false, 'sentence'):
+				$this->pending_registration($notify);
+				break;
+			case EEM_Registration::status_id_not_approved:
+			case EEH_Template::pretty_status(EEM_Registration::status_id_not_approved, false, 'sentence'):
+				$this->not_approve_registration($notify);
+				break;
+			case EEM_Registration::status_id_declined:
+			case EEH_Template::pretty_status(EEM_Registration::status_id_declined, false, 'sentence'):
+				$this->decline_registration($notify);
+				break;
+			case EEM_Registration::status_id_cancelled:
+			case EEH_Template::pretty_status(EEM_Registration::status_id_cancelled, false, 'sentence'):
+				$this->cancel_registration($notify);
+				break;
+			case EEM_Registration::status_id_wait_list:
+			case EEH_Template::pretty_status(EEM_Registration::status_id_wait_list, false, 'sentence'):
+				$this->wait_list_registration($notify);
+				break;
+			case EEM_Registration::status_id_incomplete:
+			default:
+				$this->request->unSetRequestParam('return');
+				$this->_reg_status_change_return('');
+				break;
+		}
+	}
+
+
+	/**
+	 * Callback for bulk action routes.
+	 * Note: although we could just register the singular route callbacks for each bulk action route as well, this
+	 * method was chosen so there is one central place all the registration status bulk actions are going through.
+	 * Potentially, this provides an easier place to locate logic that is specific to these bulk actions (as opposed to
+	 * when an action is happening on just a single registration).
+	 *
+	 * @param      $action
+	 * @param bool $notify
+	 */
+	protected function bulk_action_on_registrations($action, $notify = false)
+	{
+		do_action(
+			'AHEE__Registrations_Admin_Page__bulk_action_on_registrations__before_execution',
+			$this,
+			$action,
+			$notify
+		);
+		$method = $action . '_registration';
+		if (method_exists($this, $method)) {
+			$this->$method($notify);
+		}
+	}
+
+
+	/**
+	 * approve_registration
+	 *
+	 * @param bool $notify whether or not to notify the registrant about their approval.
+	 * @return void
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws DomainException
+	 */
+	protected function approve_registration($notify = false)
+	{
+		$this->_reg_status_change_return(EEM_Registration::status_id_approved, $notify);
+	}
+
+
+	/**
+	 * decline_registration
+	 *
+	 * @param bool $notify whether or not to notify the registrant about their status change.
+	 * @return void
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws DomainException
+	 */
+	protected function decline_registration($notify = false)
+	{
+		$this->_reg_status_change_return(EEM_Registration::status_id_declined, $notify);
+	}
+
+
+	/**
+	 * cancel_registration
+	 *
+	 * @param bool $notify whether or not to notify the registrant about their status change.
+	 * @return void
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws DomainException
+	 */
+	protected function cancel_registration($notify = false)
+	{
+		$this->_reg_status_change_return(EEM_Registration::status_id_cancelled, $notify);
+	}
+
+
+	/**
+	 * not_approve_registration
+	 *
+	 * @param bool $notify whether or not to notify the registrant about their status change.
+	 * @return void
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws DomainException
+	 */
+	protected function not_approve_registration($notify = false)
+	{
+		$this->_reg_status_change_return(EEM_Registration::status_id_not_approved, $notify);
+	}
+
+
+	/**
+	 * decline_registration
+	 *
+	 * @param bool $notify whether or not to notify the registrant about their status change.
+	 * @return void
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws DomainException
+	 */
+	protected function pending_registration($notify = false)
+	{
+		$this->_reg_status_change_return(EEM_Registration::status_id_pending_payment, $notify);
+	}
+
+
+	/**
+	 * waitlist_registration
+	 *
+	 * @param bool $notify whether or not to notify the registrant about their status change.
+	 * @return void
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws DomainException
+	 */
+	protected function wait_list_registration($notify = false)
+	{
+		$this->_reg_status_change_return(EEM_Registration::status_id_wait_list, $notify);
+	}
+
+
+	/**
+	 * generates HTML for the Registration main meta box
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws EntityNotFoundException
+	 */
+	public function _reg_details_meta_box()
+	{
+		EEH_Autoloader::register_line_item_display_autoloaders();
+		EEH_Autoloader::register_line_item_filter_autoloaders();
+		EE_Registry::instance()->load_helper('Line_Item');
+		$transaction    = $this->_registration->transaction() ? $this->_registration->transaction()
+			: EE_Transaction::new_instance();
+		$this->_session = $transaction->session_data();
+		$filters        = new EE_Line_Item_Filter_Collection();
+		$filters->add(new EE_Single_Registration_Line_Item_Filter($this->_registration));
+		$filters->add(new EE_Non_Zero_Line_Item_Filter());
+		$line_item_filter_processor              = new EE_Line_Item_Filter_Processor(
+			$filters,
+			$transaction->total_line_item()
+		);
+		$filtered_line_item_tree                 = $line_item_filter_processor->process();
+		$line_item_display                       = new EE_Line_Item_Display(
+			'reg_admin_table',
+			'EE_Admin_Table_Registration_Line_Item_Display_Strategy'
+		);
+		$this->_template_args['line_item_table'] = $line_item_display->display_line_item(
+			$filtered_line_item_tree,
+			['EE_Registration' => $this->_registration]
+		);
+		$attendee                                = $this->_registration->attendee();
+		if (
+			$this->capabilities->current_user_can(
+				'ee_read_transaction',
+				'espresso_transactions_view_transaction'
+			)
+		) {
+			$this->_template_args['view_transaction_button'] = EEH_Template::get_button_or_link(
+				EE_Admin_Page::add_query_args_and_nonce(
+					[
+						'action' => 'view_transaction',
+						'TXN_ID' => $transaction->ID(),
+					],
+					TXN_ADMIN_URL
+				),
+				esc_html__(' View Transaction', 'event_espresso'),
+				'button button--secondary right',
+				'dashicons dashicons-cart'
+			);
+		} else {
+			$this->_template_args['view_transaction_button'] = '';
+		}
+		if (
+			$attendee instanceof EE_Attendee
+			&& $this->capabilities->current_user_can(
+				'ee_send_message',
+				'espresso_registrations_resend_registration'
+			)
+		) {
+			$this->_template_args['resend_registration_button'] = EEH_Template::get_button_or_link(
+				EE_Admin_Page::add_query_args_and_nonce(
+					[
+						'action'      => 'resend_registration',
+						'_REG_ID'     => $this->_registration->ID(),
+						'redirect_to' => 'view_registration',
+					],
+					REG_ADMIN_URL
+				),
+				esc_html__(' Resend Registration', 'event_espresso'),
+				'button button--secondary right',
+				'dashicons dashicons-email-alt'
+			);
+		} else {
+			$this->_template_args['resend_registration_button'] = '';
+		}
+		$this->_template_args['currency_sign'] = EE_Registry::instance()->CFG->currency->sign;
+		$payment                               = $transaction->get_first_related('Payment');
+		$payment                               = ! $payment instanceof EE_Payment
+			? EE_Payment::new_instance()
+			: $payment;
+		$payment_method                        = $payment->get_first_related('Payment_Method');
+		$payment_method                        = ! $payment_method instanceof EE_Payment_Method
+			? EE_Payment_Method::new_instance()
+			: $payment_method;
+		$reg_details                           = [
+			'payment_method'       => $payment_method->name(),
+			'response_msg'         => $payment->gateway_response(),
+			'registration_id'      => $this->_registration->get('REG_code'),
+			'registration_session' => $this->_registration->session_ID(),
+			'ip_address'           => isset($this->_session['ip_address']) ? $this->_session['ip_address'] : '',
+			'user_agent'           => isset($this->_session['user_agent']) ? $this->_session['user_agent'] : '',
+		];
+		if (isset($reg_details['registration_id'])) {
+			$this->_template_args['reg_details']['registration_id']['value'] = $reg_details['registration_id'];
+			$this->_template_args['reg_details']['registration_id']['label'] = esc_html__(
+				'Registration ID',
+				'event_espresso'
+			);
+			$this->_template_args['reg_details']['registration_id']['class'] = 'regular-text';
+		}
+		if (isset($reg_details['payment_method'])) {
+			$this->_template_args['reg_details']['payment_method']['value'] = $reg_details['payment_method'];
+			$this->_template_args['reg_details']['payment_method']['label'] = esc_html__(
+				'Most Recent Payment Method',
+				'event_espresso'
+			);
+			$this->_template_args['reg_details']['payment_method']['class'] = 'regular-text';
+			$this->_template_args['reg_details']['response_msg']['value']   = $reg_details['response_msg'];
+			$this->_template_args['reg_details']['response_msg']['label']   = esc_html__(
+				'Payment method response',
+				'event_espresso'
+			);
+			$this->_template_args['reg_details']['response_msg']['class']   = 'regular-text';
+		}
+		$this->_template_args['reg_details']['registration_session']['value'] = $reg_details['registration_session'];
+		$this->_template_args['reg_details']['registration_session']['label'] = esc_html__(
+			'Registration Session',
+			'event_espresso'
+		);
+		$this->_template_args['reg_details']['registration_session']['class'] = 'regular-text';
+		$this->_template_args['reg_details']['ip_address']['value']           = $reg_details['ip_address'];
+		$this->_template_args['reg_details']['ip_address']['label']           = esc_html__(
+			'Registration placed from IP',
+			'event_espresso'
+		);
+		$this->_template_args['reg_details']['ip_address']['class']           = 'regular-text';
+		$this->_template_args['reg_details']['user_agent']['value']           = $reg_details['user_agent'];
+		$this->_template_args['reg_details']['user_agent']['label']           = esc_html__(
+			'Registrant User Agent',
+			'event_espresso'
+		);
+		$this->_template_args['reg_details']['user_agent']['class']           = 'large-text';
+		$this->_template_args['event_link']                                   = EE_Admin_Page::add_query_args_and_nonce(
+			[
+				'action'   => 'default',
+				'event_id' => $this->_registration->event_ID(),
+			],
+			REG_ADMIN_URL
+		);
+
+		$this->_template_args['REG_ID']   = $this->_registration->ID();
+		$this->_template_args['event_id'] = $this->_registration->event_ID();
+
+		$template_path = REG_TEMPLATE_PATH . 'reg_admin_details_main_meta_box_reg_details.template.php';
+		EEH_Template::display_template($template_path, $this->_template_args); // already escaped
+	}
+
+
+	/**
+	 * generates HTML for the Registration Questions meta box.
+	 * If pre-4.8.32.rc.000 hooks are used, uses old methods (with its filters),
+	 * otherwise uses new forms system
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function _reg_questions_meta_box()
+	{
+		// allow someone to override this method entirely
+		if (
+			apply_filters(
+				'FHEE__Registrations_Admin_Page___reg_questions_meta_box__do_default',
+				true,
+				$this,
+				$this->_registration
+			)
+		) {
+			$form = $this->_get_reg_custom_questions_form(
+				$this->_registration->ID()
+			);
+
+			$this->_template_args['att_questions'] = count($form->subforms()) > 0
+				? $form->get_html_and_js()
+				: '';
+
+			$this->_template_args['reg_questions_form_action'] = 'edit_registration';
+			$this->_template_args['REG_ID']                    = $this->_registration->ID();
+			$template_path                                     =
+				REG_TEMPLATE_PATH . 'reg_admin_details_main_meta_box_reg_questions.template.php';
+			EEH_Template::display_template($template_path, $this->_template_args);
+		}
+	}
+
+
+	/**
+	 * form_before_question_group
+	 *
+	 * @param string $output
+	 * @return        string
+	 * @deprecated    as of 4.8.32.rc.000
+	 */
+	public function form_before_question_group($output)
+	{
+		EE_Error::doing_it_wrong(
+			__CLASS__ . '::' . __FUNCTION__,
+			esc_html__(
+				'This method would have been protected but was used on a filter callback so needed to be public. Please discontinue usage as it will be removed soon.',
+				'event_espresso'
+			),
+			'4.8.32.rc.000'
+		);
+		return '
 	<table class="form-table ee-width-100">
 		<tbody>
 			';
-    }
-
-
-    /**
-     * form_after_question_group
-     *
-     * @param string $output
-     * @return        string
-     * @deprecated    as of 4.8.32.rc.000
-     */
-    public function form_after_question_group($output)
-    {
-        EE_Error::doing_it_wrong(
-            __CLASS__ . '::' . __FUNCTION__,
-            esc_html__(
-                'This method would have been protected but was used on a filter callback so needed to be public. Please discontinue usage as it will be removed soon.',
-                'event_espresso'
-            ),
-            '4.8.32.rc.000'
-        );
-        return '
+	}
+
+
+	/**
+	 * form_after_question_group
+	 *
+	 * @param string $output
+	 * @return        string
+	 * @deprecated    as of 4.8.32.rc.000
+	 */
+	public function form_after_question_group($output)
+	{
+		EE_Error::doing_it_wrong(
+			__CLASS__ . '::' . __FUNCTION__,
+			esc_html__(
+				'This method would have been protected but was used on a filter callback so needed to be public. Please discontinue usage as it will be removed soon.',
+				'event_espresso'
+			),
+			'4.8.32.rc.000'
+		);
+		return '
 			<tr class="hide-if-no-js">
 				<th> </th>
 				<td class="reg-admin-edit-attendee-question-td">
 					<a class="reg-admin-edit-attendee-question-lnk" href="#" aria-label="'
-               . esc_attr__('click to edit question', 'event_espresso')
-               . '">
+			   . esc_attr__('click to edit question', 'event_espresso')
+			   . '">
 						<span class="reg-admin-edit-question-group-spn lt-grey-txt">'
-               . esc_html__('edit the above question group', 'event_espresso')
-               . '</span>
+			   . esc_html__('edit the above question group', 'event_espresso')
+			   . '</span>
 						<div class="dashicons dashicons-edit"></div>
 					</a>
 				</td>
@@ -2229,642 +2229,642 @@ 
 		</tbody>
 	</table>
 ';
-    }
-
-
-    /**
-     * form_form_field_label_wrap
-     *
-     * @param string $label
-     * @return        string
-     * @deprecated    as of 4.8.32.rc.000
-     */
-    public function form_form_field_label_wrap($label)
-    {
-        EE_Error::doing_it_wrong(
-            __CLASS__ . '::' . __FUNCTION__,
-            esc_html__(
-                'This method would have been protected but was used on a filter callback so needed to be public. Please discontinue usage as it will be removed soon.',
-                'event_espresso'
-            ),
-            '4.8.32.rc.000'
-        );
-        return '
+	}
+
+
+	/**
+	 * form_form_field_label_wrap
+	 *
+	 * @param string $label
+	 * @return        string
+	 * @deprecated    as of 4.8.32.rc.000
+	 */
+	public function form_form_field_label_wrap($label)
+	{
+		EE_Error::doing_it_wrong(
+			__CLASS__ . '::' . __FUNCTION__,
+			esc_html__(
+				'This method would have been protected but was used on a filter callback so needed to be public. Please discontinue usage as it will be removed soon.',
+				'event_espresso'
+			),
+			'4.8.32.rc.000'
+		);
+		return '
 			<tr>
 				<th>
 					' . $label . '
 				</th>';
-    }
-
-
-    /**
-     * form_form_field_input__wrap
-     *
-     * @param string $input
-     * @return        string
-     * @deprecated    as of 4.8.32.rc.000
-     */
-    public function form_form_field_input__wrap($input)
-    {
-        EE_Error::doing_it_wrong(
-            __CLASS__ . '::' . __FUNCTION__,
-            esc_html__(
-                'This method would have been protected but was used on a filter callback so needed to be public. Please discontinue usage as it will be removed soon.',
-                'event_espresso'
-            ),
-            '4.8.32.rc.000'
-        );
-        return '
+	}
+
+
+	/**
+	 * form_form_field_input__wrap
+	 *
+	 * @param string $input
+	 * @return        string
+	 * @deprecated    as of 4.8.32.rc.000
+	 */
+	public function form_form_field_input__wrap($input)
+	{
+		EE_Error::doing_it_wrong(
+			__CLASS__ . '::' . __FUNCTION__,
+			esc_html__(
+				'This method would have been protected but was used on a filter callback so needed to be public. Please discontinue usage as it will be removed soon.',
+				'event_espresso'
+			),
+			'4.8.32.rc.000'
+		);
+		return '
 				<td class="reg-admin-attendee-questions-input-td disabled-input">
 					' . $input . '
 				</td>
 			</tr>';
-    }
-
-
-    /**
-     * Updates the registration's custom questions according to the form info, if the form is submitted.
-     * If it's not a post, the "view_registrations" route will be called next on the SAME request
-     * to display the page
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _update_attendee_registration_form()
-    {
-        do_action('AHEE__Registrations_Admin_Page___update_attendee_registration_form__start', $this);
-        if ($_SERVER['REQUEST_METHOD'] === 'POST') {
-            $REG_ID  = $this->request->getRequestParam('_REG_ID', 0, 'int');
-            $success = $this->_save_reg_custom_questions_form($REG_ID);
-            if ($success) {
-                $what  = esc_html__('Registration Form', 'event_espresso');
-                $route = $REG_ID
-                    ? ['action' => 'view_registration', '_REG_ID' => $REG_ID]
-                    : ['action' => 'default'];
-                $this->_redirect_after_action(true, $what, esc_html__('updated', 'event_espresso'), $route);
-            }
-        }
-    }
-
-
-    /**
-     * Gets the form for saving registrations custom questions (if done
-     * previously retrieves the cached form object, which may have validation errors in it)
-     *
-     * @param int $REG_ID
-     * @return EE_Registration_Custom_Questions_Form
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _get_reg_custom_questions_form($REG_ID)
-    {
-        if (! $this->_reg_custom_questions_form) {
-            require_once(REG_ADMIN . 'form_sections/EE_Registration_Custom_Questions_Form.form.php');
-            $this->_reg_custom_questions_form = new EE_Registration_Custom_Questions_Form(
-                $this->getRegistrationModel()->get_one_by_ID($REG_ID)
-            );
-            $this->_reg_custom_questions_form->_construct_finalize(null, null);
-        }
-        return $this->_reg_custom_questions_form;
-    }
-
-
-    /**
-     * Saves
-     *
-     * @param bool $REG_ID
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    private function _save_reg_custom_questions_form($REG_ID = 0)
-    {
-        if (! $REG_ID) {
-            EE_Error::add_error(
-                esc_html__(
-                    'An error occurred. No registration ID was received.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-        $form = $this->_get_reg_custom_questions_form($REG_ID);
-        $form->receive_form_submission($this->request->requestParams());
-        $success = false;
-        if ($form->is_valid()) {
-            foreach ($form->subforms() as $question_group_form) {
-                foreach ($question_group_form->inputs() as $question_id => $input) {
-                    $where_conditions    = [
-                        'QST_ID' => $question_id,
-                        'REG_ID' => $REG_ID,
-                    ];
-                    $possibly_new_values = [
-                        'ANS_value' => $input->normalized_value(),
-                    ];
-                    $answer              = EEM_Answer::instance()->get_one([$where_conditions]);
-                    if ($answer instanceof EE_Answer) {
-                        $success = $answer->save($possibly_new_values);
-                    } else {
-                        // insert it then
-                        $cols_n_vals = array_merge($where_conditions, $possibly_new_values);
-                        $answer      = EE_Answer::new_instance($cols_n_vals);
-                        $success     = $answer->save();
-                    }
-                }
-            }
-        } else {
-            EE_Error::add_error($form->get_validation_error_string(), __FILE__, __FUNCTION__, __LINE__);
-        }
-        return $success;
-    }
-
-
-    /**
-     * generates HTML for the Registration main meta box
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function _reg_attendees_meta_box()
-    {
-        $REG = $this->getRegistrationModel();
-        // get all other registrations on this transaction, and cache
-        // the attendees for them so we don't have to run another query using force_join
-        $registrations                           = $REG->get_all(
-            [
-                [
-                    'TXN_ID' => $this->_registration->transaction_ID(),
-                    'REG_ID' => ['!=', $this->_registration->ID()],
-                ],
-                'force_join'               => ['Attendee'],
-                'default_where_conditions' => 'other_models_only',
-            ]
-        );
-        $this->_template_args['attendees']       = [];
-        $this->_template_args['attendee_notice'] = '';
-        if (
-            empty($registrations)
-            || (is_array($registrations)
-                && ! EEH_Array::get_one_item_from_array($registrations))
-        ) {
-            EE_Error::add_error(
-                esc_html__(
-                    'There are no records attached to this registration. Something may have gone wrong with the registration',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            $this->_template_args['attendee_notice'] = EE_Error::get_notices();
-        } else {
-            $att_nmbr = 1;
-            foreach ($registrations as $registration) {
-                /* @var $registration EE_Registration */
-                $attendee                                                      = $registration->attendee()
-                    ? $registration->attendee()
-                    : $this->getAttendeeModel()->create_default_object();
-                $this->_template_args['attendees'][ $att_nmbr ]['STS_ID']      = $registration->status_ID();
-                $this->_template_args['attendees'][ $att_nmbr ]['fname']       = $attendee->fname();
-                $this->_template_args['attendees'][ $att_nmbr ]['lname']       = $attendee->lname();
-                $this->_template_args['attendees'][ $att_nmbr ]['email']       = $attendee->email();
-                $this->_template_args['attendees'][ $att_nmbr ]['final_price'] = $registration->final_price();
-                $this->_template_args['attendees'][ $att_nmbr ]['address']     = implode(
-                    ', ',
-                    $attendee->full_address_as_array()
-                );
-                $this->_template_args['attendees'][ $att_nmbr ]['att_link']    = self::add_query_args_and_nonce(
-                    [
-                        'action' => 'edit_attendee',
-                        'post'   => $attendee->ID(),
-                    ],
-                    REG_ADMIN_URL
-                );
-                $this->_template_args['attendees'][ $att_nmbr ]['event_name']  =
-                    $registration->event_obj() instanceof EE_Event
-                        ? $registration->event_obj()->name()
-                        : '';
-                $att_nmbr++;
-            }
-            $this->_template_args['currency_sign'] = EE_Registry::instance()->CFG->currency->sign;
-        }
-        $template_path = REG_TEMPLATE_PATH . 'reg_admin_details_main_meta_box_attendees.template.php';
-        EEH_Template::display_template($template_path, $this->_template_args);
-    }
-
-
-    /**
-     * generates HTML for the Edit Registration side meta box
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function _reg_registrant_side_meta_box()
-    {
-        /*@var $attendee EE_Attendee */
-        $att_check = $this->_registration->attendee();
-        $attendee  = $att_check instanceof EE_Attendee
-            ? $att_check
-            : $this->getAttendeeModel()->create_default_object();
-        // now let's determine if this is not the primary registration.  If it isn't then we set the
-        // primary_registration object for reference BUT ONLY if the Attendee object loaded is not the same as the
-        // primary registration object (that way we know if we need to show create button or not)
-        if (! $this->_registration->is_primary_registrant()) {
-            $primary_registration = $this->_registration->get_primary_registration();
-            $primary_attendee     = $primary_registration instanceof EE_Registration ? $primary_registration->attendee()
-                : null;
-            if (! $primary_attendee instanceof EE_Attendee || $attendee->ID() !== $primary_attendee->ID()) {
-                // in here?  This means the displayed registration is not the primary registrant but ALREADY HAS its own
-                // custom attendee object so let's not worry about the primary reg.
-                $primary_registration = null;
-            }
-        } else {
-            $primary_registration = null;
-        }
-        $this->_template_args['ATT_ID']            = $attendee->ID();
-        $this->_template_args['fname']             = $attendee->fname();
-        $this->_template_args['lname']             = $attendee->lname();
-        $this->_template_args['email']             = $attendee->email();
-        $this->_template_args['phone']             = $attendee->phone();
-        $this->_template_args['formatted_address'] = EEH_Address::format($attendee);
-        // edit link
-        $this->_template_args['att_edit_link']  = EE_Admin_Page::add_query_args_and_nonce(
-            [
-                'action' => 'edit_attendee',
-                'post'   => $attendee->ID(),
-            ],
-            REG_ADMIN_URL
-        );
-        $this->_template_args['att_edit_title'] = esc_html__('View details for this contact.', 'event_espresso');
-        $this->_template_args['att_edit_label'] = esc_html__('View/Edit Contact', 'event_espresso');
-        // create link
-        $this->_template_args['create_link']  = $primary_registration instanceof EE_Registration
-            ? EE_Admin_Page::add_query_args_and_nonce(
-                [
-                    'action'  => 'duplicate_attendee',
-                    '_REG_ID' => $this->_registration->ID(),
-                ],
-                REG_ADMIN_URL
-            ) : '';
-        $this->_template_args['create_label'] = esc_html__('Create Contact', 'event_espresso');
-        $this->_template_args['att_check']    = $att_check;
-        $template_path                        =
-            REG_TEMPLATE_PATH . 'reg_admin_details_side_meta_box_registrant.template.php';
-        EEH_Template::display_template($template_path, $this->_template_args);
-    }
-
-
-    /**
-     * trash or restore registrations
-     *
-     * @param boolean $trash whether to archive or restore
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws EntityNotFoundException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws UnexpectedEntityException
-     */
-    protected function _trash_or_restore_registrations($trash = true)
-    {
-        // if empty _REG_ID then get out because there's nothing to do
-        $REG_IDs = $this->request->getRequestParam('_REG_ID', [], 'int', true);
-        if (empty($REG_IDs)) {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'In order to %1$s registrations you must select which ones you wish to %1$s by clicking the checkboxes.',
-                        'event_espresso'
-                    ),
-                    $trash ? 'trash' : 'restore'
-                ),
-                __FILE__,
-                __LINE__,
-                __FUNCTION__
-            );
-            $this->_redirect_after_action(false, '', '', [], true);
-        }
-        $success        = 0;
-        $overwrite_msgs = false;
-        // Checkboxes
-        $reg_count = count($REG_IDs);
-        // cycle thru checkboxes
-        foreach ($REG_IDs as $REG_ID) {
-            /** @var EE_Registration $REG */
-            $REG      = $this->getRegistrationModel()->get_one_by_ID($REG_ID);
-            $payments = $REG->registration_payments();
-            if (! empty($payments)) {
-                $name           = $REG->attendee() instanceof EE_Attendee
-                    ? $REG->attendee()->full_name()
-                    : esc_html__('Unknown Attendee', 'event_espresso');
-                $overwrite_msgs = true;
-                EE_Error::add_error(
-                    sprintf(
-                        esc_html__(
-                            'The registration for %s could not be trashed because it has payments attached to the related transaction.  If you wish to trash this registration you must first delete the payments on the related transaction.',
-                            'event_espresso'
-                        ),
-                        $name
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                // can't trash this registration because it has payments.
-                continue;
-            }
-            $updated = $trash ? $REG->delete() : $REG->restore();
-            if ($updated) {
-                $success++;
-            }
-        }
-        $this->_redirect_after_action(
-            $success === $reg_count, // were ALL registrations affected?
-            $success > 1
-                ? esc_html__('Registrations', 'event_espresso')
-                : esc_html__('Registration', 'event_espresso'),
-            $trash
-                ? esc_html__('moved to the trash', 'event_espresso')
-                : esc_html__('restored', 'event_espresso'),
-            $this->mergeExistingRequestParamsWithRedirectArgs(['action' => 'default']),
-            $overwrite_msgs
-        );
-    }
-
-
-    /**
-     * This is used to permanently delete registrations.  Note, this will handle not only deleting permanently the
-     * registration but also.
-     * 1. Removing relations to EE_Attendee
-     * 2. Deleting permanently the related transaction, but ONLY if all related registrations to the transaction are
-     * ALSO trashed.
-     * 3. Deleting permanently any related Line items but only if the above conditions are met.
-     * 4. Removing relationships between all tickets and the related registrations
-     * 5. Deleting permanently any related Answers (and the answers for other related registrations that were deleted.)
-     * 6. Deleting permanently any related Checkins.
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _delete_registrations()
-    {
-        $REG_MDL = $this->getRegistrationModel();
-        $success = 0;
-        // Checkboxes
-        $REG_IDs = $this->request->getRequestParam('_REG_ID', [], 'int', true);
-
-        if (! empty($REG_IDs)) {
-            // if array has more than one element than success message should be plural
-            $success = count($REG_IDs) > 1 ? 2 : 1;
-            // cycle thru checkboxes
-            foreach ($REG_IDs as $REG_ID) {
-                $REG = $REG_MDL->get_one_by_ID($REG_ID);
-                if (! $REG instanceof EE_Registration) {
-                    continue;
-                }
-                $deleted = $this->_delete_registration($REG);
-                if (! $deleted) {
-                    $success = 0;
-                }
-            }
-        }
-
-        $what        = $success > 1
-            ? esc_html__('Registrations', 'event_espresso')
-            : esc_html__('Registration', 'event_espresso');
-        $action_desc = esc_html__('permanently deleted.', 'event_espresso');
-        $this->_redirect_after_action(
-            $success,
-            $what,
-            $action_desc,
-            $this->mergeExistingRequestParamsWithRedirectArgs(['action' => 'default']),
-            true
-        );
-    }
-
-
-    /**
-     * handles the permanent deletion of a registration.  See comments with _delete_registrations() for details on what
-     * models get affected.
-     *
-     * @param EE_Registration $REG registration to be deleted permanently
-     * @return bool true = successful deletion, false = fail.
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _delete_registration(EE_Registration $REG)
-    {
-        // first we start with the transaction... ultimately, we WILL not delete permanently if there are any related
-        // registrations on the transaction that are NOT trashed.
-        $TXN = $REG->get_first_related('Transaction');
-        if (! $TXN instanceof EE_Transaction) {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'Unable to permanently delete registration %d because its related transaction has already been deleted. If you can restore the related transaction to the database then this registration can be deleted.',
-                        'event_espresso'
-                    ),
-                    $REG->id()
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        $REGS        = $TXN->get_many_related('Registration');
-        $all_trashed = true;
-        foreach ($REGS as $registration) {
-            if (! $registration->get('REG_deleted')) {
-                $all_trashed = false;
-            }
-        }
-        if (! $all_trashed) {
-            EE_Error::add_error(
-                esc_html__(
-                    'Unable to permanently delete this registration. Before this registration can be permanently deleted, all registrations made in the same transaction must be trashed as well.  These registrations will be permanently deleted in the same action.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        // k made it here so that means we can delete all the related transactions and their answers (but let's do them
-        // separately from THIS one).
-        foreach ($REGS as $registration) {
-            // delete related answers
-            $registration->delete_related_permanently('Answer');
-            // remove relationship to EE_Attendee (but we ALWAYS leave the contact record intact)
-            $attendee = $registration->get_first_related('Attendee');
-            if ($attendee instanceof EE_Attendee) {
-                $registration->_remove_relation_to($attendee, 'Attendee');
-            }
-            // now remove relationships to tickets on this registration.
-            $registration->_remove_relations('Ticket');
-            // now delete permanently the checkins related to this registration.
-            $registration->delete_related_permanently('Checkin');
-            if ($registration->ID() === $REG->ID()) {
-                continue;
-            } //we don't want to delete permanently the existing registration just yet.
-            // remove relation to transaction for these registrations if NOT the existing registrations
-            $registration->_remove_relations('Transaction');
-            // delete permanently any related messages.
-            $registration->delete_related_permanently('Message');
-            // now delete this registration permanently
-            $registration->delete_permanently();
-        }
-        // now all related registrations on the transaction are handled.  So let's just handle this registration itself
-        // (the transaction and line items should be all that's left).
-        // delete the line items related to the transaction for this registration.
-        $TXN->delete_related_permanently('Line_Item');
-        // we need to remove all the relationships on the transaction
-        $TXN->delete_related_permanently('Payment');
-        $TXN->delete_related_permanently('Extra_Meta');
-        $TXN->delete_related_permanently('Message');
-        // now we can delete this REG permanently (and the transaction of course)
-        $REG->delete_related_permanently('Transaction');
-        return $REG->delete_permanently();
-    }
-
-
-    /**
-     *    generates HTML for the Register New Attendee Admin page
-     *
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function new_registration()
-    {
-        if (! $this->_set_reg_event()) {
-            throw new EE_Error(
-                esc_html__(
-                    'Unable to continue with registering because there is no Event ID in the request',
-                    'event_espresso'
-                )
-            );
-        }
-        /** @var CurrentPage $current_page */
-        $current_page = $this->loader->getShared(CurrentPage::class);
-        $current_page->setEspressoPage(true);
-        // gotta start with a clean slate if we're not coming here via ajax
-        if (
-            ! $this->request->isAjax()
-            && (
-                ! $this->request->requestParamIsSet('processing_registration')
-                || $this->request->requestParamIsSet('step_error')
-            )
-        ) {
-            EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
-        }
-        $this->_template_args['event_name'] = '';
-        // event name
-        if ($this->_reg_event) {
-            $this->_template_args['event_name'] = $this->_reg_event->name();
-            $edit_event_url                     = self::add_query_args_and_nonce(
-                [
-                    'action' => 'edit',
-                    'post'   => $this->_reg_event->ID(),
-                ],
-                EVENTS_ADMIN_URL
-            );
-            $edit_event_lnk                     = '<a href="'
-                                                  . $edit_event_url
-                                                  . '" aria-label="'
-                                                  . esc_attr__('Edit ', 'event_espresso')
-                                                  . $this->_reg_event->name()
-                                                  . '">'
-                                                  . esc_html__('Edit Event', 'event_espresso')
-                                                  . '</a>';
-            $this->_template_args['event_name'] .= ' <span class="admin-page-header-edit-lnk not-bold">'
-                                                   . $edit_event_lnk
-                                                   . '</span>';
-        }
-        $this->_template_args['step_content'] = $this->_get_registration_step_content();
-        if ($this->request->isAjax()) {
-            $this->_return_json();
-        }
-        // grab header
-        $template_path                              =
-            REG_TEMPLATE_PATH . 'reg_admin_register_new_attendee.template.php';
-        $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-            $template_path,
-            $this->_template_args,
-            true
-        );
-        // $this->_set_publish_post_box_vars( NULL, FALSE, FALSE, NULL, FALSE );
-        // the details template wrapper
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * This returns the content for a registration step
-     *
-     * @return string html
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _get_registration_step_content()
-    {
-        if (isset($_COOKIE['ee_registration_added']) && $_COOKIE['ee_registration_added']) {
-            $warning_msg = sprintf(
-                esc_html__(
-                    '%2$sWARNING!!!%3$s%1$sPlease do not use the back button to return to this page for the purpose of adding another registration.%1$sThis can result in lost and/or corrupted data.%1$sIf you wish to add another registration, then please click the%1$s%7$s"Add Another New Registration to Event"%8$s button%1$son the Transaction details page, after you are redirected.%1$s%1$s%4$s redirecting in %5$s seconds %6$s',
-                    'event_espresso'
-                ),
-                '<br />',
-                '<h3 class="important-notice">',
-                '</h3>',
-                '<div class="float-right">',
-                '<span id="redirect_timer" class="important-notice">30</span>',
-                '</div>',
-                '<b>',
-                '</b>'
-            );
-            return '
+	}
+
+
+	/**
+	 * Updates the registration's custom questions according to the form info, if the form is submitted.
+	 * If it's not a post, the "view_registrations" route will be called next on the SAME request
+	 * to display the page
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _update_attendee_registration_form()
+	{
+		do_action('AHEE__Registrations_Admin_Page___update_attendee_registration_form__start', $this);
+		if ($_SERVER['REQUEST_METHOD'] === 'POST') {
+			$REG_ID  = $this->request->getRequestParam('_REG_ID', 0, 'int');
+			$success = $this->_save_reg_custom_questions_form($REG_ID);
+			if ($success) {
+				$what  = esc_html__('Registration Form', 'event_espresso');
+				$route = $REG_ID
+					? ['action' => 'view_registration', '_REG_ID' => $REG_ID]
+					: ['action' => 'default'];
+				$this->_redirect_after_action(true, $what, esc_html__('updated', 'event_espresso'), $route);
+			}
+		}
+	}
+
+
+	/**
+	 * Gets the form for saving registrations custom questions (if done
+	 * previously retrieves the cached form object, which may have validation errors in it)
+	 *
+	 * @param int $REG_ID
+	 * @return EE_Registration_Custom_Questions_Form
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _get_reg_custom_questions_form($REG_ID)
+	{
+		if (! $this->_reg_custom_questions_form) {
+			require_once(REG_ADMIN . 'form_sections/EE_Registration_Custom_Questions_Form.form.php');
+			$this->_reg_custom_questions_form = new EE_Registration_Custom_Questions_Form(
+				$this->getRegistrationModel()->get_one_by_ID($REG_ID)
+			);
+			$this->_reg_custom_questions_form->_construct_finalize(null, null);
+		}
+		return $this->_reg_custom_questions_form;
+	}
+
+
+	/**
+	 * Saves
+	 *
+	 * @param bool $REG_ID
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	private function _save_reg_custom_questions_form($REG_ID = 0)
+	{
+		if (! $REG_ID) {
+			EE_Error::add_error(
+				esc_html__(
+					'An error occurred. No registration ID was received.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+		$form = $this->_get_reg_custom_questions_form($REG_ID);
+		$form->receive_form_submission($this->request->requestParams());
+		$success = false;
+		if ($form->is_valid()) {
+			foreach ($form->subforms() as $question_group_form) {
+				foreach ($question_group_form->inputs() as $question_id => $input) {
+					$where_conditions    = [
+						'QST_ID' => $question_id,
+						'REG_ID' => $REG_ID,
+					];
+					$possibly_new_values = [
+						'ANS_value' => $input->normalized_value(),
+					];
+					$answer              = EEM_Answer::instance()->get_one([$where_conditions]);
+					if ($answer instanceof EE_Answer) {
+						$success = $answer->save($possibly_new_values);
+					} else {
+						// insert it then
+						$cols_n_vals = array_merge($where_conditions, $possibly_new_values);
+						$answer      = EE_Answer::new_instance($cols_n_vals);
+						$success     = $answer->save();
+					}
+				}
+			}
+		} else {
+			EE_Error::add_error($form->get_validation_error_string(), __FILE__, __FUNCTION__, __LINE__);
+		}
+		return $success;
+	}
+
+
+	/**
+	 * generates HTML for the Registration main meta box
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function _reg_attendees_meta_box()
+	{
+		$REG = $this->getRegistrationModel();
+		// get all other registrations on this transaction, and cache
+		// the attendees for them so we don't have to run another query using force_join
+		$registrations                           = $REG->get_all(
+			[
+				[
+					'TXN_ID' => $this->_registration->transaction_ID(),
+					'REG_ID' => ['!=', $this->_registration->ID()],
+				],
+				'force_join'               => ['Attendee'],
+				'default_where_conditions' => 'other_models_only',
+			]
+		);
+		$this->_template_args['attendees']       = [];
+		$this->_template_args['attendee_notice'] = '';
+		if (
+			empty($registrations)
+			|| (is_array($registrations)
+				&& ! EEH_Array::get_one_item_from_array($registrations))
+		) {
+			EE_Error::add_error(
+				esc_html__(
+					'There are no records attached to this registration. Something may have gone wrong with the registration',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			$this->_template_args['attendee_notice'] = EE_Error::get_notices();
+		} else {
+			$att_nmbr = 1;
+			foreach ($registrations as $registration) {
+				/* @var $registration EE_Registration */
+				$attendee                                                      = $registration->attendee()
+					? $registration->attendee()
+					: $this->getAttendeeModel()->create_default_object();
+				$this->_template_args['attendees'][ $att_nmbr ]['STS_ID']      = $registration->status_ID();
+				$this->_template_args['attendees'][ $att_nmbr ]['fname']       = $attendee->fname();
+				$this->_template_args['attendees'][ $att_nmbr ]['lname']       = $attendee->lname();
+				$this->_template_args['attendees'][ $att_nmbr ]['email']       = $attendee->email();
+				$this->_template_args['attendees'][ $att_nmbr ]['final_price'] = $registration->final_price();
+				$this->_template_args['attendees'][ $att_nmbr ]['address']     = implode(
+					', ',
+					$attendee->full_address_as_array()
+				);
+				$this->_template_args['attendees'][ $att_nmbr ]['att_link']    = self::add_query_args_and_nonce(
+					[
+						'action' => 'edit_attendee',
+						'post'   => $attendee->ID(),
+					],
+					REG_ADMIN_URL
+				);
+				$this->_template_args['attendees'][ $att_nmbr ]['event_name']  =
+					$registration->event_obj() instanceof EE_Event
+						? $registration->event_obj()->name()
+						: '';
+				$att_nmbr++;
+			}
+			$this->_template_args['currency_sign'] = EE_Registry::instance()->CFG->currency->sign;
+		}
+		$template_path = REG_TEMPLATE_PATH . 'reg_admin_details_main_meta_box_attendees.template.php';
+		EEH_Template::display_template($template_path, $this->_template_args);
+	}
+
+
+	/**
+	 * generates HTML for the Edit Registration side meta box
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function _reg_registrant_side_meta_box()
+	{
+		/*@var $attendee EE_Attendee */
+		$att_check = $this->_registration->attendee();
+		$attendee  = $att_check instanceof EE_Attendee
+			? $att_check
+			: $this->getAttendeeModel()->create_default_object();
+		// now let's determine if this is not the primary registration.  If it isn't then we set the
+		// primary_registration object for reference BUT ONLY if the Attendee object loaded is not the same as the
+		// primary registration object (that way we know if we need to show create button or not)
+		if (! $this->_registration->is_primary_registrant()) {
+			$primary_registration = $this->_registration->get_primary_registration();
+			$primary_attendee     = $primary_registration instanceof EE_Registration ? $primary_registration->attendee()
+				: null;
+			if (! $primary_attendee instanceof EE_Attendee || $attendee->ID() !== $primary_attendee->ID()) {
+				// in here?  This means the displayed registration is not the primary registrant but ALREADY HAS its own
+				// custom attendee object so let's not worry about the primary reg.
+				$primary_registration = null;
+			}
+		} else {
+			$primary_registration = null;
+		}
+		$this->_template_args['ATT_ID']            = $attendee->ID();
+		$this->_template_args['fname']             = $attendee->fname();
+		$this->_template_args['lname']             = $attendee->lname();
+		$this->_template_args['email']             = $attendee->email();
+		$this->_template_args['phone']             = $attendee->phone();
+		$this->_template_args['formatted_address'] = EEH_Address::format($attendee);
+		// edit link
+		$this->_template_args['att_edit_link']  = EE_Admin_Page::add_query_args_and_nonce(
+			[
+				'action' => 'edit_attendee',
+				'post'   => $attendee->ID(),
+			],
+			REG_ADMIN_URL
+		);
+		$this->_template_args['att_edit_title'] = esc_html__('View details for this contact.', 'event_espresso');
+		$this->_template_args['att_edit_label'] = esc_html__('View/Edit Contact', 'event_espresso');
+		// create link
+		$this->_template_args['create_link']  = $primary_registration instanceof EE_Registration
+			? EE_Admin_Page::add_query_args_and_nonce(
+				[
+					'action'  => 'duplicate_attendee',
+					'_REG_ID' => $this->_registration->ID(),
+				],
+				REG_ADMIN_URL
+			) : '';
+		$this->_template_args['create_label'] = esc_html__('Create Contact', 'event_espresso');
+		$this->_template_args['att_check']    = $att_check;
+		$template_path                        =
+			REG_TEMPLATE_PATH . 'reg_admin_details_side_meta_box_registrant.template.php';
+		EEH_Template::display_template($template_path, $this->_template_args);
+	}
+
+
+	/**
+	 * trash or restore registrations
+	 *
+	 * @param boolean $trash whether to archive or restore
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws EntityNotFoundException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws UnexpectedEntityException
+	 */
+	protected function _trash_or_restore_registrations($trash = true)
+	{
+		// if empty _REG_ID then get out because there's nothing to do
+		$REG_IDs = $this->request->getRequestParam('_REG_ID', [], 'int', true);
+		if (empty($REG_IDs)) {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'In order to %1$s registrations you must select which ones you wish to %1$s by clicking the checkboxes.',
+						'event_espresso'
+					),
+					$trash ? 'trash' : 'restore'
+				),
+				__FILE__,
+				__LINE__,
+				__FUNCTION__
+			);
+			$this->_redirect_after_action(false, '', '', [], true);
+		}
+		$success        = 0;
+		$overwrite_msgs = false;
+		// Checkboxes
+		$reg_count = count($REG_IDs);
+		// cycle thru checkboxes
+		foreach ($REG_IDs as $REG_ID) {
+			/** @var EE_Registration $REG */
+			$REG      = $this->getRegistrationModel()->get_one_by_ID($REG_ID);
+			$payments = $REG->registration_payments();
+			if (! empty($payments)) {
+				$name           = $REG->attendee() instanceof EE_Attendee
+					? $REG->attendee()->full_name()
+					: esc_html__('Unknown Attendee', 'event_espresso');
+				$overwrite_msgs = true;
+				EE_Error::add_error(
+					sprintf(
+						esc_html__(
+							'The registration for %s could not be trashed because it has payments attached to the related transaction.  If you wish to trash this registration you must first delete the payments on the related transaction.',
+							'event_espresso'
+						),
+						$name
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				// can't trash this registration because it has payments.
+				continue;
+			}
+			$updated = $trash ? $REG->delete() : $REG->restore();
+			if ($updated) {
+				$success++;
+			}
+		}
+		$this->_redirect_after_action(
+			$success === $reg_count, // were ALL registrations affected?
+			$success > 1
+				? esc_html__('Registrations', 'event_espresso')
+				: esc_html__('Registration', 'event_espresso'),
+			$trash
+				? esc_html__('moved to the trash', 'event_espresso')
+				: esc_html__('restored', 'event_espresso'),
+			$this->mergeExistingRequestParamsWithRedirectArgs(['action' => 'default']),
+			$overwrite_msgs
+		);
+	}
+
+
+	/**
+	 * This is used to permanently delete registrations.  Note, this will handle not only deleting permanently the
+	 * registration but also.
+	 * 1. Removing relations to EE_Attendee
+	 * 2. Deleting permanently the related transaction, but ONLY if all related registrations to the transaction are
+	 * ALSO trashed.
+	 * 3. Deleting permanently any related Line items but only if the above conditions are met.
+	 * 4. Removing relationships between all tickets and the related registrations
+	 * 5. Deleting permanently any related Answers (and the answers for other related registrations that were deleted.)
+	 * 6. Deleting permanently any related Checkins.
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _delete_registrations()
+	{
+		$REG_MDL = $this->getRegistrationModel();
+		$success = 0;
+		// Checkboxes
+		$REG_IDs = $this->request->getRequestParam('_REG_ID', [], 'int', true);
+
+		if (! empty($REG_IDs)) {
+			// if array has more than one element than success message should be plural
+			$success = count($REG_IDs) > 1 ? 2 : 1;
+			// cycle thru checkboxes
+			foreach ($REG_IDs as $REG_ID) {
+				$REG = $REG_MDL->get_one_by_ID($REG_ID);
+				if (! $REG instanceof EE_Registration) {
+					continue;
+				}
+				$deleted = $this->_delete_registration($REG);
+				if (! $deleted) {
+					$success = 0;
+				}
+			}
+		}
+
+		$what        = $success > 1
+			? esc_html__('Registrations', 'event_espresso')
+			: esc_html__('Registration', 'event_espresso');
+		$action_desc = esc_html__('permanently deleted.', 'event_espresso');
+		$this->_redirect_after_action(
+			$success,
+			$what,
+			$action_desc,
+			$this->mergeExistingRequestParamsWithRedirectArgs(['action' => 'default']),
+			true
+		);
+	}
+
+
+	/**
+	 * handles the permanent deletion of a registration.  See comments with _delete_registrations() for details on what
+	 * models get affected.
+	 *
+	 * @param EE_Registration $REG registration to be deleted permanently
+	 * @return bool true = successful deletion, false = fail.
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _delete_registration(EE_Registration $REG)
+	{
+		// first we start with the transaction... ultimately, we WILL not delete permanently if there are any related
+		// registrations on the transaction that are NOT trashed.
+		$TXN = $REG->get_first_related('Transaction');
+		if (! $TXN instanceof EE_Transaction) {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'Unable to permanently delete registration %d because its related transaction has already been deleted. If you can restore the related transaction to the database then this registration can be deleted.',
+						'event_espresso'
+					),
+					$REG->id()
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		$REGS        = $TXN->get_many_related('Registration');
+		$all_trashed = true;
+		foreach ($REGS as $registration) {
+			if (! $registration->get('REG_deleted')) {
+				$all_trashed = false;
+			}
+		}
+		if (! $all_trashed) {
+			EE_Error::add_error(
+				esc_html__(
+					'Unable to permanently delete this registration. Before this registration can be permanently deleted, all registrations made in the same transaction must be trashed as well.  These registrations will be permanently deleted in the same action.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		// k made it here so that means we can delete all the related transactions and their answers (but let's do them
+		// separately from THIS one).
+		foreach ($REGS as $registration) {
+			// delete related answers
+			$registration->delete_related_permanently('Answer');
+			// remove relationship to EE_Attendee (but we ALWAYS leave the contact record intact)
+			$attendee = $registration->get_first_related('Attendee');
+			if ($attendee instanceof EE_Attendee) {
+				$registration->_remove_relation_to($attendee, 'Attendee');
+			}
+			// now remove relationships to tickets on this registration.
+			$registration->_remove_relations('Ticket');
+			// now delete permanently the checkins related to this registration.
+			$registration->delete_related_permanently('Checkin');
+			if ($registration->ID() === $REG->ID()) {
+				continue;
+			} //we don't want to delete permanently the existing registration just yet.
+			// remove relation to transaction for these registrations if NOT the existing registrations
+			$registration->_remove_relations('Transaction');
+			// delete permanently any related messages.
+			$registration->delete_related_permanently('Message');
+			// now delete this registration permanently
+			$registration->delete_permanently();
+		}
+		// now all related registrations on the transaction are handled.  So let's just handle this registration itself
+		// (the transaction and line items should be all that's left).
+		// delete the line items related to the transaction for this registration.
+		$TXN->delete_related_permanently('Line_Item');
+		// we need to remove all the relationships on the transaction
+		$TXN->delete_related_permanently('Payment');
+		$TXN->delete_related_permanently('Extra_Meta');
+		$TXN->delete_related_permanently('Message');
+		// now we can delete this REG permanently (and the transaction of course)
+		$REG->delete_related_permanently('Transaction');
+		return $REG->delete_permanently();
+	}
+
+
+	/**
+	 *    generates HTML for the Register New Attendee Admin page
+	 *
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function new_registration()
+	{
+		if (! $this->_set_reg_event()) {
+			throw new EE_Error(
+				esc_html__(
+					'Unable to continue with registering because there is no Event ID in the request',
+					'event_espresso'
+				)
+			);
+		}
+		/** @var CurrentPage $current_page */
+		$current_page = $this->loader->getShared(CurrentPage::class);
+		$current_page->setEspressoPage(true);
+		// gotta start with a clean slate if we're not coming here via ajax
+		if (
+			! $this->request->isAjax()
+			&& (
+				! $this->request->requestParamIsSet('processing_registration')
+				|| $this->request->requestParamIsSet('step_error')
+			)
+		) {
+			EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
+		}
+		$this->_template_args['event_name'] = '';
+		// event name
+		if ($this->_reg_event) {
+			$this->_template_args['event_name'] = $this->_reg_event->name();
+			$edit_event_url                     = self::add_query_args_and_nonce(
+				[
+					'action' => 'edit',
+					'post'   => $this->_reg_event->ID(),
+				],
+				EVENTS_ADMIN_URL
+			);
+			$edit_event_lnk                     = '<a href="'
+												  . $edit_event_url
+												  . '" aria-label="'
+												  . esc_attr__('Edit ', 'event_espresso')
+												  . $this->_reg_event->name()
+												  . '">'
+												  . esc_html__('Edit Event', 'event_espresso')
+												  . '</a>';
+			$this->_template_args['event_name'] .= ' <span class="admin-page-header-edit-lnk not-bold">'
+												   . $edit_event_lnk
+												   . '</span>';
+		}
+		$this->_template_args['step_content'] = $this->_get_registration_step_content();
+		if ($this->request->isAjax()) {
+			$this->_return_json();
+		}
+		// grab header
+		$template_path                              =
+			REG_TEMPLATE_PATH . 'reg_admin_register_new_attendee.template.php';
+		$this->_template_args['admin_page_content'] = EEH_Template::display_template(
+			$template_path,
+			$this->_template_args,
+			true
+		);
+		// $this->_set_publish_post_box_vars( NULL, FALSE, FALSE, NULL, FALSE );
+		// the details template wrapper
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * This returns the content for a registration step
+	 *
+	 * @return string html
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _get_registration_step_content()
+	{
+		if (isset($_COOKIE['ee_registration_added']) && $_COOKIE['ee_registration_added']) {
+			$warning_msg = sprintf(
+				esc_html__(
+					'%2$sWARNING!!!%3$s%1$sPlease do not use the back button to return to this page for the purpose of adding another registration.%1$sThis can result in lost and/or corrupted data.%1$sIf you wish to add another registration, then please click the%1$s%7$s"Add Another New Registration to Event"%8$s button%1$son the Transaction details page, after you are redirected.%1$s%1$s%4$s redirecting in %5$s seconds %6$s',
+					'event_espresso'
+				),
+				'<br />',
+				'<h3 class="important-notice">',
+				'</h3>',
+				'<div class="float-right">',
+				'<span id="redirect_timer" class="important-notice">30</span>',
+				'</div>',
+				'<b>',
+				'</b>'
+			);
+			return '
 	<div id="ee-add-reg-back-button-dv"><p>' . $warning_msg . '</p></div>
 	<script >
 		// WHOAH !!! it appears that someone is using the back button from the Transaction admin page
@@ -2877,845 +2877,845 @@ 
 	        }
 	    }, 800 );
 	</script >';
-        }
-        $template_args = [
-            'title'                    => '',
-            'content'                  => '',
-            'step_button_text'         => '',
-            'show_notification_toggle' => false,
-        ];
-        // to indicate we're processing a new registration
-        $hidden_fields = [
-            'processing_registration' => [
-                'type'  => 'hidden',
-                'value' => 0,
-            ],
-            'event_id'                => [
-                'type'  => 'hidden',
-                'value' => $this->_reg_event->ID(),
-            ],
-        ];
-        // if the cart is empty then we know we're at step one, so we'll display the ticket selector
-        $cart = EE_Registry::instance()->SSN->cart();
-        $step = ! $cart instanceof EE_Cart ? 'ticket' : 'questions';
-        switch ($step) {
-            case 'ticket':
-                $hidden_fields['processing_registration']['value'] = 1;
-                $template_args['title']                            = esc_html__(
-                    'Step One: Select the Ticket for this registration',
-                    'event_espresso'
-                );
-                $template_args['content']                          =
-                    EED_Ticket_Selector::instance()->display_ticket_selector($this->_reg_event);
-                $template_args['content']                          .= '</div>';
-                $template_args['step_button_text']                 = esc_html__(
-                    'Add Tickets and Continue to Registrant Details',
-                    'event_espresso'
-                );
-                $template_args['show_notification_toggle']         = false;
-                break;
-            case 'questions':
-                $hidden_fields['processing_registration']['value'] = 2;
-                $template_args['title']                            = esc_html__(
-                    'Step Two: Add Registrant Details for this Registration',
-                    'event_espresso'
-                );
-                // in theory, we should be able to run EED_SPCO at this point
-                // because the cart should have been set up properly by the first process_reg_step run.
-                $template_args['content']                  =
-                    EED_Single_Page_Checkout::registration_checkout_for_admin();
-                $template_args['step_button_text']         = esc_html__(
-                    'Save Registration and Continue to Details',
-                    'event_espresso'
-                );
-                $template_args['show_notification_toggle'] = true;
-                break;
-        }
-        // we come back to the process_registration_step route.
-        $this->_set_add_edit_form_tags('process_reg_step', $hidden_fields);
-        return EEH_Template::display_template(
-            REG_TEMPLATE_PATH . 'reg_admin_register_new_attendee_step_content.template.php',
-            $template_args,
-            true
-        );
-    }
-
-
-    /**
-     * set_reg_event
-     *
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _set_reg_event()
-    {
-        if (is_object($this->_reg_event)) {
-            return true;
-        }
-
-        $EVT_ID = $this->request->getRequestParam('event_id', 0, 'int');
-        if (! $EVT_ID) {
-            return false;
-        }
-        $this->_reg_event = $this->getEventModel()->get_one_by_ID($EVT_ID);
-        return true;
-    }
-
-
-    /**
-     * process_reg_step
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     */
-    public function process_reg_step()
-    {
-        EE_System::do_not_cache();
-        $this->_set_reg_event();
-        /** @var CurrentPage $current_page */
-        $current_page = $this->loader->getShared(CurrentPage::class);
-        $current_page->setEspressoPage(true);
-        $this->request->setRequestParam('uts', time());
-        // what step are we on?
-        $cart = EE_Registry::instance()->SSN->cart();
-        $step = ! $cart instanceof EE_Cart ? 'ticket' : 'questions';
-        // if doing ajax then we need to verify the nonce
-        if ($this->request->isAjax()) {
-            $nonce = $this->request->getRequestParam($this->_req_nonce, '');
-            $this->_verify_nonce($nonce, $this->_req_nonce);
-        }
-        switch ($step) {
-            case 'ticket':
-                // process ticket selection
-                $success = EED_Ticket_Selector::instance()->process_ticket_selections();
-                if ($success) {
-                    EE_Error::add_success(
-                        esc_html__(
-                            'Tickets Selected. Now complete the registration.',
-                            'event_espresso'
-                        )
-                    );
-                } else {
-                    $this->request->setRequestParam('step_error', true);
-                    $query_args['step_error'] = $this->request->getRequestParam('step_error', true, 'bool');
-                }
-                if ($this->request->isAjax()) {
-                    $this->new_registration(); // display next step
-                } else {
-                    $query_args = [
-                        'action'                  => 'new_registration',
-                        'processing_registration' => 1,
-                        'event_id'                => $this->_reg_event->ID(),
-                        'uts'                     => time(),
-                    ];
-                    $this->_redirect_after_action(
-                        false,
-                        '',
-                        '',
-                        $query_args,
-                        true
-                    );
-                }
-                break;
-            case 'questions':
-                if (! $this->request->requestParamIsSet('txn_reg_status_change[send_notifications]')) {
-                    add_filter('FHEE__EED_Messages___maybe_registration__deliver_notifications', '__return_false', 15);
-                }
-                // process registration
-                $transaction = EED_Single_Page_Checkout::instance()->process_registration_from_admin();
-                if ($cart instanceof EE_Cart) {
-                    $grand_total = $cart->get_grand_total();
-                    if ($grand_total instanceof EE_Line_Item) {
-                        $grand_total->save_this_and_descendants_to_txn();
-                    }
-                }
-                if (! $transaction instanceof EE_Transaction) {
-                    $query_args = [
-                        'action'                  => 'new_registration',
-                        'processing_registration' => 2,
-                        'event_id'                => $this->_reg_event->ID(),
-                        'uts'                     => time(),
-                    ];
-                    if ($this->request->isAjax()) {
-                        // display registration form again because there are errors (maybe validation?)
-                        $this->new_registration();
-                        return;
-                    }
-                    $this->_redirect_after_action(
-                        false,
-                        '',
-                        '',
-                        $query_args,
-                        true
-                    );
-                    return;
-                }
-                // maybe update status, and make sure to save transaction if not done already
-                if (! $transaction->update_status_based_on_total_paid()) {
-                    $transaction->save();
-                }
-                EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
-                $query_args = [
-                    'action'        => 'redirect_to_txn',
-                    'TXN_ID'        => $transaction->ID(),
-                    'EVT_ID'        => $this->_reg_event->ID(),
-                    'event_name'    => urlencode($this->_reg_event->name()),
-                    'redirect_from' => 'new_registration',
-                ];
-                $this->_redirect_after_action(false, '', '', $query_args, true);
-                break;
-        }
-        // what are you looking here for?  Should be nothing to do at this point.
-    }
-
-
-    /**
-     * redirect_to_txn
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function redirect_to_txn()
-    {
-        EE_System::do_not_cache();
-        EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
-        $query_args = [
-            'action' => 'view_transaction',
-            'TXN_ID' => $this->request->getRequestParam('TXN_ID', 0, 'int'),
-            'page'   => 'espresso_transactions',
-        ];
-        if ($this->request->requestParamIsSet('EVT_ID') && $this->request->requestParamIsSet('redirect_from')) {
-            $query_args['EVT_ID']        = $this->request->getRequestParam('EVT_ID', 0, 'int');
-            $query_args['event_name']    = urlencode($this->request->getRequestParam('event_name'));
-            $query_args['redirect_from'] = $this->request->getRequestParam('redirect_from');
-        }
-        EE_Error::add_success(
-            esc_html__(
-                'Registration Created.  Please review the transaction and add any payments as necessary',
-                'event_espresso'
-            )
-        );
-        $this->_redirect_after_action(false, '', '', $query_args, true);
-    }
-
-
-    /**
-     * generates HTML for the Attendee Contact List
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     */
-    protected function _attendee_contact_list_table()
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $this->_search_btn_label = esc_html__('Contacts', 'event_espresso');
-        $this->display_admin_list_table_page_with_no_sidebar();
-    }
-
-
-    /**
-     * get_attendees
-     *
-     * @param      $per_page
-     * @param bool $count whether to return count or data.
-     * @param bool $trash
-     * @return array|int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function get_attendees($per_page, $count = false, $trash = false)
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        require_once(REG_ADMIN . 'EE_Attendee_Contact_List_Table.class.php');
-        $orderby = $this->request->getRequestParam('orderby');
-        switch ($orderby) {
-            case 'ATT_ID':
-            case 'ATT_fname':
-            case 'ATT_email':
-            case 'ATT_city':
-            case 'STA_ID':
-            case 'CNT_ID':
-                break;
-            case 'Registration_Count':
-                $orderby = 'Registration_Count';
-                break;
-            default:
-                $orderby = 'ATT_lname';
-        }
-        $sort         = $this->request->getRequestParam('order', 'ASC');
-        $current_page = $this->request->getRequestParam('paged', 1, 'int');
-        $per_page     = absint($per_page) ? $per_page : 10;
-        $per_page     = $this->request->getRequestParam('perpage', $per_page, 'int');
-        $_where       = [];
-        $search_term  = $this->request->getRequestParam('s');
-        if ($search_term) {
-            $search_term  = '%' . $search_term . '%';
-            $_where['OR'] = [
-                'Registration.Event.EVT_name'       => ['LIKE', $search_term],
-                'Registration.Event.EVT_desc'       => ['LIKE', $search_term],
-                'Registration.Event.EVT_short_desc' => ['LIKE', $search_term],
-                'ATT_fname'                         => ['LIKE', $search_term],
-                'ATT_lname'                         => ['LIKE', $search_term],
-                'ATT_short_bio'                     => ['LIKE', $search_term],
-                'ATT_email'                         => ['LIKE', $search_term],
-                'ATT_address'                       => ['LIKE', $search_term],
-                'ATT_address2'                      => ['LIKE', $search_term],
-                'ATT_city'                          => ['LIKE', $search_term],
-                'Country.CNT_name'                  => ['LIKE', $search_term],
-                'State.STA_name'                    => ['LIKE', $search_term],
-                'ATT_phone'                         => ['LIKE', $search_term],
-                'Registration.REG_final_price'      => ['LIKE', $search_term],
-                'Registration.REG_code'             => ['LIKE', $search_term],
-                'Registration.REG_group_size'       => ['LIKE', $search_term],
-            ];
-        }
-        $offset     = ($current_page - 1) * $per_page;
-        $limit      = $count ? null : [$offset, $per_page];
-        $query_args = [
-            $_where,
-            'extra_selects' => ['Registration_Count' => ['Registration.REG_ID', 'count', '%d']],
-            'limit'         => $limit,
-        ];
-        if (! $count) {
-            $query_args['order_by'] = [$orderby => $sort];
-        }
-        $query_args[0]['status'] = $trash ? ['!=', 'publish'] : ['IN', ['publish']];
-        return $count
-            ? $this->getAttendeeModel()->count($query_args, 'ATT_ID', true)
-            : $this->getAttendeeModel()->get_all($query_args);
-    }
-
-
-    /**
-     * This is just taking care of resending the registration confirmation
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _resend_registration()
-    {
-        $this->_process_resend_registration();
-        $REG_ID      = $this->request->getRequestParam('_REG_ID', 0, 'int');
-        $redirect_to = $this->request->getRequestParam('redirect_to');
-        $query_args  = $redirect_to
-            ? ['action' => $redirect_to, '_REG_ID' => $REG_ID]
-            : ['action' => 'default'];
-        $this->_redirect_after_action(false, '', '', $query_args, true);
-    }
-
-
-    /**
-     * Creates a registration report, but accepts the name of a method to use for preparing the query parameters
-     * to use when selecting registrations
-     *
-     * @param string $method_name_for_getting_query_params the name of the method (on this class) to use for preparing
-     *                                                     the query parameters from the request
-     * @return void ends the request with a redirect or download
-     */
-    public function _registrations_report_base($method_name_for_getting_query_params)
-    {
-        $EVT_ID = $this->request->requestParamIsSet('EVT_ID')
-            ? $this->request->getRequestParam('EVT_ID', 0, DataType::INT)
-            : null;
-        if (! defined('EE_USE_OLD_CSV_REPORT_CLASS')) {
-            $return_url    = $this->request->getRequestParam('return_url', '', DataType::URL);
-            $filters       = $this->request->getRequestParam('filters', [], DataType::STRING, true);
-            $report_params = $this->$method_name_for_getting_query_params($filters);
-            $use_filters   = $this->request->getRequestParam('use_filters', false, DataType::BOOL);
-            wp_redirect(
-                EE_Admin_Page::add_query_args_and_nonce(
-                    [
-                        'page'        => EED_Batch::PAGE_SLUG,
-                        'batch'       => EED_Batch::batch_file_job,
-                        'EVT_ID'      => $EVT_ID,
-                        'filters'     => urlencode(serialize($report_params)),
-                        'use_filters' => urlencode($use_filters),
-                        'job_handler' => urlencode('EventEspresso\core\libraries\batch\JobHandlers\RegistrationsReport'),
-                        'return_url'  => urlencode($return_url),
-                    ]
-                )
-            );
-        } else {
-            // Pull the current request params
-            $request_args = $this->request->requestParams();
-            // Set the required request_args to be passed to the export
-            $required_request_args = [
-                'export' => 'report',
-                'action' => 'registrations_report_for_event',
-                'EVT_ID' => $EVT_ID,
-            ];
-            // Merge required request args, overriding any currently set
-            $request_args = array_merge($request_args, $required_request_args);
-            if (is_readable(EE_CLASSES . 'EE_Export.class.php')) {
-                require_once(EE_CLASSES . 'EE_Export.class.php');
-                $EE_Export = EE_Export::instance($request_args);
-                $EE_Export->export();
-            }
-        }
-    }
-
-
-    /**
-     * Creates a registration report using only query parameters in the request
-     *
-     * @return void
-     */
-    public function _registrations_report()
-    {
-        $this->_registrations_report_base('_get_registration_query_parameters');
-    }
-
-
-    public function _contact_list_export()
-    {
-        if (is_readable(EE_CLASSES . 'EE_Export.class.php')) {
-            require_once(EE_CLASSES . 'EE_Export.class.php');
-            $EE_Export = EE_Export::instance($this->request->requestParams());
-            $EE_Export->export_attendees();
-        }
-    }
-
-
-    public function _contact_list_report()
-    {
-        if (! defined('EE_USE_OLD_CSV_REPORT_CLASS')) {
-            wp_redirect(
-                EE_Admin_Page::add_query_args_and_nonce(
-                    [
-                        'page'        => EED_Batch::PAGE_SLUG,
-                        'batch'       => EED_Batch::batch_file_job,
-                        'job_handler' => urlencode('EventEspresso\core\libraries\batch\JobHandlers\AttendeesReport'),
-                        'return_url'  => urlencode($this->request->getRequestParam('return_url', '', DataType::URL)),
-                    ]
-                )
-            );
-        } else {
-            if (is_readable(EE_CLASSES . 'EE_Export.class.php')) {
-                require_once(EE_CLASSES . 'EE_Export.class.php');
-                $EE_Export = EE_Export::instance($this->request->requestParams());
-                $EE_Export->report_attendees();
-            }
-        }
-    }
-
-
-
-
-
-    /***************************************        ATTENDEE DETAILS        ***************************************/
-    /**
-     * This duplicates the attendee object for the given incoming registration id and attendee_id.
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _duplicate_attendee()
-    {
-        $REG_ID = $this->request->getRequestParam('_REG_ID', 0, 'int');
-        $action = $this->request->getRequestParam('return', 'default');
-        // verify we have necessary info
-        if (! $REG_ID) {
-            EE_Error::add_error(
-                esc_html__(
-                    'Unable to create the contact for the registration because the required parameters are not present (_REG_ID )',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __LINE__,
-                __FUNCTION__
-            );
-            $query_args = ['action' => $action];
-            $this->_redirect_after_action('', '', '', $query_args, true);
-        }
-        // okay necessary deets present... let's dupe the incoming attendee and attach to incoming registration.
-        $registration = $this->getRegistrationModel()->get_one_by_ID($REG_ID);
-        if (! $registration instanceof EE_Registration) {
-            throw new RuntimeException(
-                sprintf(
-                    esc_html__(
-                        'Unable to create the contact because a valid registration could not be retrieved for REG ID: %1$d',
-                        'event_espresso'
-                    ),
-                    $REG_ID
-                )
-            );
-        }
-        $attendee = $registration->attendee();
-        // remove relation of existing attendee on registration
-        $registration->_remove_relation_to($attendee, 'Attendee');
-        // new attendee
-        $new_attendee = clone $attendee;
-        $new_attendee->set('ATT_ID', 0);
-        $new_attendee->save();
-        // add new attendee to reg
-        $registration->_add_relation_to($new_attendee, 'Attendee');
-        EE_Error::add_success(
-            esc_html__(
-                'New Contact record created.  Now make any edits you wish to make for this contact.',
-                'event_espresso'
-            )
-        );
-        // redirect to edit page for attendee
-        $query_args = ['post' => $new_attendee->ID(), 'action' => 'edit_attendee'];
-        $this->_redirect_after_action('', '', '', $query_args, true);
-    }
-
-
-    /**
-     * Callback invoked by parent EE_Admin_CPT class hooked in on `save_post` wp hook.
-     *
-     * @param int     $post_id
-     * @param WP_Post $post
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws LogicException
-     * @throws InvalidFormSubmissionException
-     * @throws ReflectionException
-     */
-    protected function _insert_update_cpt_item($post_id, $post)
-    {
-        $success  = true;
-        $attendee = $post instanceof WP_Post && $post->post_type === 'espresso_attendees'
-            ? $this->getAttendeeModel()->get_one_by_ID($post_id)
-            : null;
-        // for attendee updates
-        if ($attendee instanceof EE_Attendee) {
-            // note we should only be UPDATING attendees at this point.
-            $fname          = $this->request->getRequestParam('ATT_fname', '');
-            $lname          = $this->request->getRequestParam('ATT_lname', '');
-            $updated_fields = [
-                'ATT_fname'     => $fname,
-                'ATT_lname'     => $lname,
-                'ATT_full_name' => "{$fname} {$lname}",
-                'ATT_address'   => $this->request->getRequestParam('ATT_address', ''),
-                'ATT_address2'  => $this->request->getRequestParam('ATT_address2', ''),
-                'ATT_city'      => $this->request->getRequestParam('ATT_city', ''),
-                'STA_ID'        => $this->request->getRequestParam('STA_ID', ''),
-                'CNT_ISO'       => $this->request->getRequestParam('CNT_ISO', ''),
-                'ATT_zip'       => $this->request->getRequestParam('ATT_zip', ''),
-            ];
-            foreach ($updated_fields as $field => $value) {
-                $attendee->set($field, $value);
-            }
-
-            // process contact details metabox form handler (which will also save the attendee)
-            $contact_details_form = $this->getAttendeeContactDetailsMetaboxFormHandler($attendee);
-            $success              = $contact_details_form->process($this->request->requestParams());
-
-            $attendee_update_callbacks = apply_filters(
-                'FHEE__Registrations_Admin_Page__insert_update_cpt_item__attendee_update',
-                []
-            );
-            foreach ($attendee_update_callbacks as $a_callback) {
-                if (false === call_user_func_array($a_callback, [$attendee, $this->request->requestParams()])) {
-                    throw new EE_Error(
-                        sprintf(
-                            esc_html__(
-                                'The %s callback given for the "FHEE__Registrations_Admin_Page__insert_update_cpt_item__attendee_update" filter is not a valid callback.  Please check the spelling.',
-                                'event_espresso'
-                            ),
-                            $a_callback
-                        )
-                    );
-                }
-            }
-        }
-
-        if ($success === false) {
-            EE_Error::add_error(
-                esc_html__(
-                    'Something went wrong with updating the meta table data for the registration.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-    }
-
-
-    public function trash_cpt_item($post_id)
-    {
-    }
-
-
-    public function delete_cpt_item($post_id)
-    {
-    }
-
-
-    public function restore_cpt_item($post_id)
-    {
-    }
-
-
-    protected function _restore_cpt_item($post_id, $revision_id)
-    {
-    }
-
-
-    /**
-     * @throws EE_Error
-     * @throws ReflectionException
-     * @since 4.10.2.p
-     */
-    public function attendee_editor_metaboxes()
-    {
-        $this->verify_cpt_object();
-        remove_meta_box(
-            'postexcerpt',
-            $this->_cpt_routes[ $this->_req_action ],
-            'normal'
-        );
-        remove_meta_box('commentstatusdiv', $this->_cpt_routes[ $this->_req_action ], 'normal');
-        if (post_type_supports('espresso_attendees', 'excerpt')) {
-            $this->addMetaBox(
-                'postexcerpt',
-                esc_html__('Short Biography', 'event_espresso'),
-                'post_excerpt_meta_box',
-                $this->_cpt_routes[ $this->_req_action ]
-            );
-        }
-        if (post_type_supports('espresso_attendees', 'comments')) {
-            $this->addMetaBox(
-                'commentsdiv',
-                esc_html__('Notes on the Contact', 'event_espresso'),
-                'post_comment_meta_box',
-                $this->_cpt_routes[ $this->_req_action ],
-                'normal',
-                'core'
-            );
-        }
-        $this->addMetaBox(
-            'attendee_contact_info',
-            esc_html__('Contact Info', 'event_espresso'),
-            [$this, 'attendee_contact_info'],
-            $this->_cpt_routes[ $this->_req_action ],
-            'side',
-            'core'
-        );
-        $this->addMetaBox(
-            'attendee_details_address',
-            esc_html__('Address Details', 'event_espresso'),
-            [$this, 'attendee_address_details'],
-            $this->_cpt_routes[ $this->_req_action ],
-            'normal',
-            'core'
-        );
-        $this->addMetaBox(
-            'attendee_registrations',
-            esc_html__('Registrations for this Contact', 'event_espresso'),
-            [$this, 'attendee_registrations_meta_box'],
-            $this->_cpt_routes[ $this->_req_action ]
-        );
-    }
-
-
-    /**
-     * Metabox for attendee contact info
-     *
-     * @param WP_Post $post wp post object
-     * @return void attendee contact info ( and form )
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws LogicException
-     * @throws DomainException
-     */
-    public function attendee_contact_info($post)
-    {
-        // get attendee object ( should already have it )
-        $form = $this->getAttendeeContactDetailsMetaboxFormHandler($this->_cpt_model_obj);
-        $form->enqueueStylesAndScripts();
-        echo wp_kses($form->display(), AllowedTags::getWithFormTags());
-    }
-
-
-    /**
-     * Return form handler for the contact details metabox
-     *
-     * @param EE_Attendee $attendee
-     * @return AttendeeContactDetailsMetaboxFormHandler
-     * @throws DomainException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function getAttendeeContactDetailsMetaboxFormHandler(EE_Attendee $attendee)
-    {
-        return new AttendeeContactDetailsMetaboxFormHandler($attendee, EE_Registry::instance());
-    }
-
-
-    /**
-     * Metabox for attendee details
-     *
-     * @param WP_Post $post wp post object
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function attendee_address_details($post)
-    {
-        // get attendee object (should already have it)
-        $this->_template_args['attendee']     = $this->_cpt_model_obj;
-        $this->_template_args['state_html']   = EEH_Form_Fields::generate_form_input(
-            new EE_Question_Form_Input(
-                EE_Question::new_instance(
-                    [
-                        'QST_ID'           => 0,
-                        'QST_display_text' => esc_html__('State/Province', 'event_espresso'),
-                        'QST_system'       => 'admin-state',
-                    ]
-                ),
-                EE_Answer::new_instance(
-                    [
-                        'ANS_ID'    => 0,
-                        'ANS_value' => $this->_cpt_model_obj->state_ID(),
-                    ]
-                ),
-                [
-                    'input_id'       => 'STA_ID',
-                    'input_name'     => 'STA_ID',
-                    'input_prefix'   => '',
-                    'append_qstn_id' => false,
-                ]
-            )
-        );
-        $this->_template_args['country_html'] = EEH_Form_Fields::generate_form_input(
-            new EE_Question_Form_Input(
-                EE_Question::new_instance(
-                    [
-                        'QST_ID'           => 0,
-                        'QST_display_text' => esc_html__('Country', 'event_espresso'),
-                        'QST_system'       => 'admin-country',
-                    ]
-                ),
-                EE_Answer::new_instance(
-                    [
-                        'ANS_ID'    => 0,
-                        'ANS_value' => $this->_cpt_model_obj->country_ID(),
-                    ]
-                ),
-                [
-                    'input_id'       => 'CNT_ISO',
-                    'input_name'     => 'CNT_ISO',
-                    'input_prefix'   => '',
-                    'append_qstn_id' => false,
-                ]
-            )
-        );
-        $template                             =
-            REG_TEMPLATE_PATH . 'attendee_address_details_metabox_content.template.php';
-        EEH_Template::display_template($template, $this->_template_args);
-    }
-
-
-    /**
-     * _attendee_details
-     *
-     * @param $post
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function attendee_registrations_meta_box($post)
-    {
-        $this->_template_args['attendee']      = $this->_cpt_model_obj;
-        $this->_template_args['registrations'] = $this->_cpt_model_obj->get_many_related('Registration');
-        $template                              =
-            REG_TEMPLATE_PATH . 'attendee_registrations_main_meta_box.template.php';
-        EEH_Template::display_template($template, $this->_template_args);
-    }
-
-
-    /**
-     * add in the form fields for the attendee edit
-     *
-     * @param WP_Post $post wp post object
-     * @return void echos html for new form.
-     * @throws DomainException
-     */
-    public function after_title_form_fields($post)
-    {
-        if ($post->post_type === 'espresso_attendees') {
-            $template                  = REG_TEMPLATE_PATH . 'attendee_details_after_title_form_fields.template.php';
-            $template_args['attendee'] = $this->_cpt_model_obj;
-            EEH_Template::display_template($template, $template_args);
-        }
-    }
-
-
-    /**
-     * _trash_or_restore_attendee
-     *
-     * @param boolean $trash - whether to move item to trash (TRUE) or restore it (FALSE)
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _trash_or_restore_attendees($trash = true)
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $status = $trash ? 'trash' : 'publish';
-        // Checkboxes
-        if ($this->request->requestParamIsSet('checkbox')) {
-            $ATT_IDs = $this->request->getRequestParam('checkbox', [], 'int', true);
-            // if array has more than one element than success message should be plural
-            $success = count($ATT_IDs) > 1 ? 2 : 1;
-            // cycle thru checkboxes
-            foreach ($ATT_IDs as $ATT_ID) {
-                $updated = $this->getAttendeeModel()->update_by_ID(['status' => $status], $ATT_ID);
-                if (! $updated) {
-                    $success = 0;
-                }
-            }
-        } else {
-            // grab single id and delete
-            $ATT_ID = $this->request->getRequestParam('ATT_ID', 0, 'int');
-            // update attendee
-            $success = $this->getAttendeeModel()->update_by_ID(['status' => $status], $ATT_ID) ? 1 : 0;
-        }
-        $what        = $success > 1
-            ? esc_html__('Contacts', 'event_espresso')
-            : esc_html__('Contact', 'event_espresso');
-        $action_desc = $trash
-            ? esc_html__('moved to the trash', 'event_espresso')
-            : esc_html__('restored', 'event_espresso');
-        $this->_redirect_after_action($success, $what, $action_desc, ['action' => 'contact_list']);
-    }
+		}
+		$template_args = [
+			'title'                    => '',
+			'content'                  => '',
+			'step_button_text'         => '',
+			'show_notification_toggle' => false,
+		];
+		// to indicate we're processing a new registration
+		$hidden_fields = [
+			'processing_registration' => [
+				'type'  => 'hidden',
+				'value' => 0,
+			],
+			'event_id'                => [
+				'type'  => 'hidden',
+				'value' => $this->_reg_event->ID(),
+			],
+		];
+		// if the cart is empty then we know we're at step one, so we'll display the ticket selector
+		$cart = EE_Registry::instance()->SSN->cart();
+		$step = ! $cart instanceof EE_Cart ? 'ticket' : 'questions';
+		switch ($step) {
+			case 'ticket':
+				$hidden_fields['processing_registration']['value'] = 1;
+				$template_args['title']                            = esc_html__(
+					'Step One: Select the Ticket for this registration',
+					'event_espresso'
+				);
+				$template_args['content']                          =
+					EED_Ticket_Selector::instance()->display_ticket_selector($this->_reg_event);
+				$template_args['content']                          .= '</div>';
+				$template_args['step_button_text']                 = esc_html__(
+					'Add Tickets and Continue to Registrant Details',
+					'event_espresso'
+				);
+				$template_args['show_notification_toggle']         = false;
+				break;
+			case 'questions':
+				$hidden_fields['processing_registration']['value'] = 2;
+				$template_args['title']                            = esc_html__(
+					'Step Two: Add Registrant Details for this Registration',
+					'event_espresso'
+				);
+				// in theory, we should be able to run EED_SPCO at this point
+				// because the cart should have been set up properly by the first process_reg_step run.
+				$template_args['content']                  =
+					EED_Single_Page_Checkout::registration_checkout_for_admin();
+				$template_args['step_button_text']         = esc_html__(
+					'Save Registration and Continue to Details',
+					'event_espresso'
+				);
+				$template_args['show_notification_toggle'] = true;
+				break;
+		}
+		// we come back to the process_registration_step route.
+		$this->_set_add_edit_form_tags('process_reg_step', $hidden_fields);
+		return EEH_Template::display_template(
+			REG_TEMPLATE_PATH . 'reg_admin_register_new_attendee_step_content.template.php',
+			$template_args,
+			true
+		);
+	}
+
+
+	/**
+	 * set_reg_event
+	 *
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _set_reg_event()
+	{
+		if (is_object($this->_reg_event)) {
+			return true;
+		}
+
+		$EVT_ID = $this->request->getRequestParam('event_id', 0, 'int');
+		if (! $EVT_ID) {
+			return false;
+		}
+		$this->_reg_event = $this->getEventModel()->get_one_by_ID($EVT_ID);
+		return true;
+	}
+
+
+	/**
+	 * process_reg_step
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 */
+	public function process_reg_step()
+	{
+		EE_System::do_not_cache();
+		$this->_set_reg_event();
+		/** @var CurrentPage $current_page */
+		$current_page = $this->loader->getShared(CurrentPage::class);
+		$current_page->setEspressoPage(true);
+		$this->request->setRequestParam('uts', time());
+		// what step are we on?
+		$cart = EE_Registry::instance()->SSN->cart();
+		$step = ! $cart instanceof EE_Cart ? 'ticket' : 'questions';
+		// if doing ajax then we need to verify the nonce
+		if ($this->request->isAjax()) {
+			$nonce = $this->request->getRequestParam($this->_req_nonce, '');
+			$this->_verify_nonce($nonce, $this->_req_nonce);
+		}
+		switch ($step) {
+			case 'ticket':
+				// process ticket selection
+				$success = EED_Ticket_Selector::instance()->process_ticket_selections();
+				if ($success) {
+					EE_Error::add_success(
+						esc_html__(
+							'Tickets Selected. Now complete the registration.',
+							'event_espresso'
+						)
+					);
+				} else {
+					$this->request->setRequestParam('step_error', true);
+					$query_args['step_error'] = $this->request->getRequestParam('step_error', true, 'bool');
+				}
+				if ($this->request->isAjax()) {
+					$this->new_registration(); // display next step
+				} else {
+					$query_args = [
+						'action'                  => 'new_registration',
+						'processing_registration' => 1,
+						'event_id'                => $this->_reg_event->ID(),
+						'uts'                     => time(),
+					];
+					$this->_redirect_after_action(
+						false,
+						'',
+						'',
+						$query_args,
+						true
+					);
+				}
+				break;
+			case 'questions':
+				if (! $this->request->requestParamIsSet('txn_reg_status_change[send_notifications]')) {
+					add_filter('FHEE__EED_Messages___maybe_registration__deliver_notifications', '__return_false', 15);
+				}
+				// process registration
+				$transaction = EED_Single_Page_Checkout::instance()->process_registration_from_admin();
+				if ($cart instanceof EE_Cart) {
+					$grand_total = $cart->get_grand_total();
+					if ($grand_total instanceof EE_Line_Item) {
+						$grand_total->save_this_and_descendants_to_txn();
+					}
+				}
+				if (! $transaction instanceof EE_Transaction) {
+					$query_args = [
+						'action'                  => 'new_registration',
+						'processing_registration' => 2,
+						'event_id'                => $this->_reg_event->ID(),
+						'uts'                     => time(),
+					];
+					if ($this->request->isAjax()) {
+						// display registration form again because there are errors (maybe validation?)
+						$this->new_registration();
+						return;
+					}
+					$this->_redirect_after_action(
+						false,
+						'',
+						'',
+						$query_args,
+						true
+					);
+					return;
+				}
+				// maybe update status, and make sure to save transaction if not done already
+				if (! $transaction->update_status_based_on_total_paid()) {
+					$transaction->save();
+				}
+				EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
+				$query_args = [
+					'action'        => 'redirect_to_txn',
+					'TXN_ID'        => $transaction->ID(),
+					'EVT_ID'        => $this->_reg_event->ID(),
+					'event_name'    => urlencode($this->_reg_event->name()),
+					'redirect_from' => 'new_registration',
+				];
+				$this->_redirect_after_action(false, '', '', $query_args, true);
+				break;
+		}
+		// what are you looking here for?  Should be nothing to do at this point.
+	}
+
+
+	/**
+	 * redirect_to_txn
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function redirect_to_txn()
+	{
+		EE_System::do_not_cache();
+		EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
+		$query_args = [
+			'action' => 'view_transaction',
+			'TXN_ID' => $this->request->getRequestParam('TXN_ID', 0, 'int'),
+			'page'   => 'espresso_transactions',
+		];
+		if ($this->request->requestParamIsSet('EVT_ID') && $this->request->requestParamIsSet('redirect_from')) {
+			$query_args['EVT_ID']        = $this->request->getRequestParam('EVT_ID', 0, 'int');
+			$query_args['event_name']    = urlencode($this->request->getRequestParam('event_name'));
+			$query_args['redirect_from'] = $this->request->getRequestParam('redirect_from');
+		}
+		EE_Error::add_success(
+			esc_html__(
+				'Registration Created.  Please review the transaction and add any payments as necessary',
+				'event_espresso'
+			)
+		);
+		$this->_redirect_after_action(false, '', '', $query_args, true);
+	}
+
+
+	/**
+	 * generates HTML for the Attendee Contact List
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 */
+	protected function _attendee_contact_list_table()
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$this->_search_btn_label = esc_html__('Contacts', 'event_espresso');
+		$this->display_admin_list_table_page_with_no_sidebar();
+	}
+
+
+	/**
+	 * get_attendees
+	 *
+	 * @param      $per_page
+	 * @param bool $count whether to return count or data.
+	 * @param bool $trash
+	 * @return array|int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function get_attendees($per_page, $count = false, $trash = false)
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		require_once(REG_ADMIN . 'EE_Attendee_Contact_List_Table.class.php');
+		$orderby = $this->request->getRequestParam('orderby');
+		switch ($orderby) {
+			case 'ATT_ID':
+			case 'ATT_fname':
+			case 'ATT_email':
+			case 'ATT_city':
+			case 'STA_ID':
+			case 'CNT_ID':
+				break;
+			case 'Registration_Count':
+				$orderby = 'Registration_Count';
+				break;
+			default:
+				$orderby = 'ATT_lname';
+		}
+		$sort         = $this->request->getRequestParam('order', 'ASC');
+		$current_page = $this->request->getRequestParam('paged', 1, 'int');
+		$per_page     = absint($per_page) ? $per_page : 10;
+		$per_page     = $this->request->getRequestParam('perpage', $per_page, 'int');
+		$_where       = [];
+		$search_term  = $this->request->getRequestParam('s');
+		if ($search_term) {
+			$search_term  = '%' . $search_term . '%';
+			$_where['OR'] = [
+				'Registration.Event.EVT_name'       => ['LIKE', $search_term],
+				'Registration.Event.EVT_desc'       => ['LIKE', $search_term],
+				'Registration.Event.EVT_short_desc' => ['LIKE', $search_term],
+				'ATT_fname'                         => ['LIKE', $search_term],
+				'ATT_lname'                         => ['LIKE', $search_term],
+				'ATT_short_bio'                     => ['LIKE', $search_term],
+				'ATT_email'                         => ['LIKE', $search_term],
+				'ATT_address'                       => ['LIKE', $search_term],
+				'ATT_address2'                      => ['LIKE', $search_term],
+				'ATT_city'                          => ['LIKE', $search_term],
+				'Country.CNT_name'                  => ['LIKE', $search_term],
+				'State.STA_name'                    => ['LIKE', $search_term],
+				'ATT_phone'                         => ['LIKE', $search_term],
+				'Registration.REG_final_price'      => ['LIKE', $search_term],
+				'Registration.REG_code'             => ['LIKE', $search_term],
+				'Registration.REG_group_size'       => ['LIKE', $search_term],
+			];
+		}
+		$offset     = ($current_page - 1) * $per_page;
+		$limit      = $count ? null : [$offset, $per_page];
+		$query_args = [
+			$_where,
+			'extra_selects' => ['Registration_Count' => ['Registration.REG_ID', 'count', '%d']],
+			'limit'         => $limit,
+		];
+		if (! $count) {
+			$query_args['order_by'] = [$orderby => $sort];
+		}
+		$query_args[0]['status'] = $trash ? ['!=', 'publish'] : ['IN', ['publish']];
+		return $count
+			? $this->getAttendeeModel()->count($query_args, 'ATT_ID', true)
+			: $this->getAttendeeModel()->get_all($query_args);
+	}
+
+
+	/**
+	 * This is just taking care of resending the registration confirmation
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _resend_registration()
+	{
+		$this->_process_resend_registration();
+		$REG_ID      = $this->request->getRequestParam('_REG_ID', 0, 'int');
+		$redirect_to = $this->request->getRequestParam('redirect_to');
+		$query_args  = $redirect_to
+			? ['action' => $redirect_to, '_REG_ID' => $REG_ID]
+			: ['action' => 'default'];
+		$this->_redirect_after_action(false, '', '', $query_args, true);
+	}
+
+
+	/**
+	 * Creates a registration report, but accepts the name of a method to use for preparing the query parameters
+	 * to use when selecting registrations
+	 *
+	 * @param string $method_name_for_getting_query_params the name of the method (on this class) to use for preparing
+	 *                                                     the query parameters from the request
+	 * @return void ends the request with a redirect or download
+	 */
+	public function _registrations_report_base($method_name_for_getting_query_params)
+	{
+		$EVT_ID = $this->request->requestParamIsSet('EVT_ID')
+			? $this->request->getRequestParam('EVT_ID', 0, DataType::INT)
+			: null;
+		if (! defined('EE_USE_OLD_CSV_REPORT_CLASS')) {
+			$return_url    = $this->request->getRequestParam('return_url', '', DataType::URL);
+			$filters       = $this->request->getRequestParam('filters', [], DataType::STRING, true);
+			$report_params = $this->$method_name_for_getting_query_params($filters);
+			$use_filters   = $this->request->getRequestParam('use_filters', false, DataType::BOOL);
+			wp_redirect(
+				EE_Admin_Page::add_query_args_and_nonce(
+					[
+						'page'        => EED_Batch::PAGE_SLUG,
+						'batch'       => EED_Batch::batch_file_job,
+						'EVT_ID'      => $EVT_ID,
+						'filters'     => urlencode(serialize($report_params)),
+						'use_filters' => urlencode($use_filters),
+						'job_handler' => urlencode('EventEspresso\core\libraries\batch\JobHandlers\RegistrationsReport'),
+						'return_url'  => urlencode($return_url),
+					]
+				)
+			);
+		} else {
+			// Pull the current request params
+			$request_args = $this->request->requestParams();
+			// Set the required request_args to be passed to the export
+			$required_request_args = [
+				'export' => 'report',
+				'action' => 'registrations_report_for_event',
+				'EVT_ID' => $EVT_ID,
+			];
+			// Merge required request args, overriding any currently set
+			$request_args = array_merge($request_args, $required_request_args);
+			if (is_readable(EE_CLASSES . 'EE_Export.class.php')) {
+				require_once(EE_CLASSES . 'EE_Export.class.php');
+				$EE_Export = EE_Export::instance($request_args);
+				$EE_Export->export();
+			}
+		}
+	}
+
+
+	/**
+	 * Creates a registration report using only query parameters in the request
+	 *
+	 * @return void
+	 */
+	public function _registrations_report()
+	{
+		$this->_registrations_report_base('_get_registration_query_parameters');
+	}
+
+
+	public function _contact_list_export()
+	{
+		if (is_readable(EE_CLASSES . 'EE_Export.class.php')) {
+			require_once(EE_CLASSES . 'EE_Export.class.php');
+			$EE_Export = EE_Export::instance($this->request->requestParams());
+			$EE_Export->export_attendees();
+		}
+	}
+
+
+	public function _contact_list_report()
+	{
+		if (! defined('EE_USE_OLD_CSV_REPORT_CLASS')) {
+			wp_redirect(
+				EE_Admin_Page::add_query_args_and_nonce(
+					[
+						'page'        => EED_Batch::PAGE_SLUG,
+						'batch'       => EED_Batch::batch_file_job,
+						'job_handler' => urlencode('EventEspresso\core\libraries\batch\JobHandlers\AttendeesReport'),
+						'return_url'  => urlencode($this->request->getRequestParam('return_url', '', DataType::URL)),
+					]
+				)
+			);
+		} else {
+			if (is_readable(EE_CLASSES . 'EE_Export.class.php')) {
+				require_once(EE_CLASSES . 'EE_Export.class.php');
+				$EE_Export = EE_Export::instance($this->request->requestParams());
+				$EE_Export->report_attendees();
+			}
+		}
+	}
+
+
+
+
+
+	/***************************************        ATTENDEE DETAILS        ***************************************/
+	/**
+	 * This duplicates the attendee object for the given incoming registration id and attendee_id.
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _duplicate_attendee()
+	{
+		$REG_ID = $this->request->getRequestParam('_REG_ID', 0, 'int');
+		$action = $this->request->getRequestParam('return', 'default');
+		// verify we have necessary info
+		if (! $REG_ID) {
+			EE_Error::add_error(
+				esc_html__(
+					'Unable to create the contact for the registration because the required parameters are not present (_REG_ID )',
+					'event_espresso'
+				),
+				__FILE__,
+				__LINE__,
+				__FUNCTION__
+			);
+			$query_args = ['action' => $action];
+			$this->_redirect_after_action('', '', '', $query_args, true);
+		}
+		// okay necessary deets present... let's dupe the incoming attendee and attach to incoming registration.
+		$registration = $this->getRegistrationModel()->get_one_by_ID($REG_ID);
+		if (! $registration instanceof EE_Registration) {
+			throw new RuntimeException(
+				sprintf(
+					esc_html__(
+						'Unable to create the contact because a valid registration could not be retrieved for REG ID: %1$d',
+						'event_espresso'
+					),
+					$REG_ID
+				)
+			);
+		}
+		$attendee = $registration->attendee();
+		// remove relation of existing attendee on registration
+		$registration->_remove_relation_to($attendee, 'Attendee');
+		// new attendee
+		$new_attendee = clone $attendee;
+		$new_attendee->set('ATT_ID', 0);
+		$new_attendee->save();
+		// add new attendee to reg
+		$registration->_add_relation_to($new_attendee, 'Attendee');
+		EE_Error::add_success(
+			esc_html__(
+				'New Contact record created.  Now make any edits you wish to make for this contact.',
+				'event_espresso'
+			)
+		);
+		// redirect to edit page for attendee
+		$query_args = ['post' => $new_attendee->ID(), 'action' => 'edit_attendee'];
+		$this->_redirect_after_action('', '', '', $query_args, true);
+	}
+
+
+	/**
+	 * Callback invoked by parent EE_Admin_CPT class hooked in on `save_post` wp hook.
+	 *
+	 * @param int     $post_id
+	 * @param WP_Post $post
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws LogicException
+	 * @throws InvalidFormSubmissionException
+	 * @throws ReflectionException
+	 */
+	protected function _insert_update_cpt_item($post_id, $post)
+	{
+		$success  = true;
+		$attendee = $post instanceof WP_Post && $post->post_type === 'espresso_attendees'
+			? $this->getAttendeeModel()->get_one_by_ID($post_id)
+			: null;
+		// for attendee updates
+		if ($attendee instanceof EE_Attendee) {
+			// note we should only be UPDATING attendees at this point.
+			$fname          = $this->request->getRequestParam('ATT_fname', '');
+			$lname          = $this->request->getRequestParam('ATT_lname', '');
+			$updated_fields = [
+				'ATT_fname'     => $fname,
+				'ATT_lname'     => $lname,
+				'ATT_full_name' => "{$fname} {$lname}",
+				'ATT_address'   => $this->request->getRequestParam('ATT_address', ''),
+				'ATT_address2'  => $this->request->getRequestParam('ATT_address2', ''),
+				'ATT_city'      => $this->request->getRequestParam('ATT_city', ''),
+				'STA_ID'        => $this->request->getRequestParam('STA_ID', ''),
+				'CNT_ISO'       => $this->request->getRequestParam('CNT_ISO', ''),
+				'ATT_zip'       => $this->request->getRequestParam('ATT_zip', ''),
+			];
+			foreach ($updated_fields as $field => $value) {
+				$attendee->set($field, $value);
+			}
+
+			// process contact details metabox form handler (which will also save the attendee)
+			$contact_details_form = $this->getAttendeeContactDetailsMetaboxFormHandler($attendee);
+			$success              = $contact_details_form->process($this->request->requestParams());
+
+			$attendee_update_callbacks = apply_filters(
+				'FHEE__Registrations_Admin_Page__insert_update_cpt_item__attendee_update',
+				[]
+			);
+			foreach ($attendee_update_callbacks as $a_callback) {
+				if (false === call_user_func_array($a_callback, [$attendee, $this->request->requestParams()])) {
+					throw new EE_Error(
+						sprintf(
+							esc_html__(
+								'The %s callback given for the "FHEE__Registrations_Admin_Page__insert_update_cpt_item__attendee_update" filter is not a valid callback.  Please check the spelling.',
+								'event_espresso'
+							),
+							$a_callback
+						)
+					);
+				}
+			}
+		}
+
+		if ($success === false) {
+			EE_Error::add_error(
+				esc_html__(
+					'Something went wrong with updating the meta table data for the registration.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+	}
+
+
+	public function trash_cpt_item($post_id)
+	{
+	}
+
+
+	public function delete_cpt_item($post_id)
+	{
+	}
+
+
+	public function restore_cpt_item($post_id)
+	{
+	}
+
+
+	protected function _restore_cpt_item($post_id, $revision_id)
+	{
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 * @since 4.10.2.p
+	 */
+	public function attendee_editor_metaboxes()
+	{
+		$this->verify_cpt_object();
+		remove_meta_box(
+			'postexcerpt',
+			$this->_cpt_routes[ $this->_req_action ],
+			'normal'
+		);
+		remove_meta_box('commentstatusdiv', $this->_cpt_routes[ $this->_req_action ], 'normal');
+		if (post_type_supports('espresso_attendees', 'excerpt')) {
+			$this->addMetaBox(
+				'postexcerpt',
+				esc_html__('Short Biography', 'event_espresso'),
+				'post_excerpt_meta_box',
+				$this->_cpt_routes[ $this->_req_action ]
+			);
+		}
+		if (post_type_supports('espresso_attendees', 'comments')) {
+			$this->addMetaBox(
+				'commentsdiv',
+				esc_html__('Notes on the Contact', 'event_espresso'),
+				'post_comment_meta_box',
+				$this->_cpt_routes[ $this->_req_action ],
+				'normal',
+				'core'
+			);
+		}
+		$this->addMetaBox(
+			'attendee_contact_info',
+			esc_html__('Contact Info', 'event_espresso'),
+			[$this, 'attendee_contact_info'],
+			$this->_cpt_routes[ $this->_req_action ],
+			'side',
+			'core'
+		);
+		$this->addMetaBox(
+			'attendee_details_address',
+			esc_html__('Address Details', 'event_espresso'),
+			[$this, 'attendee_address_details'],
+			$this->_cpt_routes[ $this->_req_action ],
+			'normal',
+			'core'
+		);
+		$this->addMetaBox(
+			'attendee_registrations',
+			esc_html__('Registrations for this Contact', 'event_espresso'),
+			[$this, 'attendee_registrations_meta_box'],
+			$this->_cpt_routes[ $this->_req_action ]
+		);
+	}
+
+
+	/**
+	 * Metabox for attendee contact info
+	 *
+	 * @param WP_Post $post wp post object
+	 * @return void attendee contact info ( and form )
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws LogicException
+	 * @throws DomainException
+	 */
+	public function attendee_contact_info($post)
+	{
+		// get attendee object ( should already have it )
+		$form = $this->getAttendeeContactDetailsMetaboxFormHandler($this->_cpt_model_obj);
+		$form->enqueueStylesAndScripts();
+		echo wp_kses($form->display(), AllowedTags::getWithFormTags());
+	}
+
+
+	/**
+	 * Return form handler for the contact details metabox
+	 *
+	 * @param EE_Attendee $attendee
+	 * @return AttendeeContactDetailsMetaboxFormHandler
+	 * @throws DomainException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function getAttendeeContactDetailsMetaboxFormHandler(EE_Attendee $attendee)
+	{
+		return new AttendeeContactDetailsMetaboxFormHandler($attendee, EE_Registry::instance());
+	}
+
+
+	/**
+	 * Metabox for attendee details
+	 *
+	 * @param WP_Post $post wp post object
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function attendee_address_details($post)
+	{
+		// get attendee object (should already have it)
+		$this->_template_args['attendee']     = $this->_cpt_model_obj;
+		$this->_template_args['state_html']   = EEH_Form_Fields::generate_form_input(
+			new EE_Question_Form_Input(
+				EE_Question::new_instance(
+					[
+						'QST_ID'           => 0,
+						'QST_display_text' => esc_html__('State/Province', 'event_espresso'),
+						'QST_system'       => 'admin-state',
+					]
+				),
+				EE_Answer::new_instance(
+					[
+						'ANS_ID'    => 0,
+						'ANS_value' => $this->_cpt_model_obj->state_ID(),
+					]
+				),
+				[
+					'input_id'       => 'STA_ID',
+					'input_name'     => 'STA_ID',
+					'input_prefix'   => '',
+					'append_qstn_id' => false,
+				]
+			)
+		);
+		$this->_template_args['country_html'] = EEH_Form_Fields::generate_form_input(
+			new EE_Question_Form_Input(
+				EE_Question::new_instance(
+					[
+						'QST_ID'           => 0,
+						'QST_display_text' => esc_html__('Country', 'event_espresso'),
+						'QST_system'       => 'admin-country',
+					]
+				),
+				EE_Answer::new_instance(
+					[
+						'ANS_ID'    => 0,
+						'ANS_value' => $this->_cpt_model_obj->country_ID(),
+					]
+				),
+				[
+					'input_id'       => 'CNT_ISO',
+					'input_name'     => 'CNT_ISO',
+					'input_prefix'   => '',
+					'append_qstn_id' => false,
+				]
+			)
+		);
+		$template                             =
+			REG_TEMPLATE_PATH . 'attendee_address_details_metabox_content.template.php';
+		EEH_Template::display_template($template, $this->_template_args);
+	}
+
+
+	/**
+	 * _attendee_details
+	 *
+	 * @param $post
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function attendee_registrations_meta_box($post)
+	{
+		$this->_template_args['attendee']      = $this->_cpt_model_obj;
+		$this->_template_args['registrations'] = $this->_cpt_model_obj->get_many_related('Registration');
+		$template                              =
+			REG_TEMPLATE_PATH . 'attendee_registrations_main_meta_box.template.php';
+		EEH_Template::display_template($template, $this->_template_args);
+	}
+
+
+	/**
+	 * add in the form fields for the attendee edit
+	 *
+	 * @param WP_Post $post wp post object
+	 * @return void echos html for new form.
+	 * @throws DomainException
+	 */
+	public function after_title_form_fields($post)
+	{
+		if ($post->post_type === 'espresso_attendees') {
+			$template                  = REG_TEMPLATE_PATH . 'attendee_details_after_title_form_fields.template.php';
+			$template_args['attendee'] = $this->_cpt_model_obj;
+			EEH_Template::display_template($template, $template_args);
+		}
+	}
+
+
+	/**
+	 * _trash_or_restore_attendee
+	 *
+	 * @param boolean $trash - whether to move item to trash (TRUE) or restore it (FALSE)
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _trash_or_restore_attendees($trash = true)
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$status = $trash ? 'trash' : 'publish';
+		// Checkboxes
+		if ($this->request->requestParamIsSet('checkbox')) {
+			$ATT_IDs = $this->request->getRequestParam('checkbox', [], 'int', true);
+			// if array has more than one element than success message should be plural
+			$success = count($ATT_IDs) > 1 ? 2 : 1;
+			// cycle thru checkboxes
+			foreach ($ATT_IDs as $ATT_ID) {
+				$updated = $this->getAttendeeModel()->update_by_ID(['status' => $status], $ATT_ID);
+				if (! $updated) {
+					$success = 0;
+				}
+			}
+		} else {
+			// grab single id and delete
+			$ATT_ID = $this->request->getRequestParam('ATT_ID', 0, 'int');
+			// update attendee
+			$success = $this->getAttendeeModel()->update_by_ID(['status' => $status], $ATT_ID) ? 1 : 0;
+		}
+		$what        = $success > 1
+			? esc_html__('Contacts', 'event_espresso')
+			: esc_html__('Contact', 'event_espresso');
+		$action_desc = $trash
+			? esc_html__('moved to the trash', 'event_espresso')
+			: esc_html__('restored', 'event_espresso');
+		$this->_redirect_after_action($success, $what, $action_desc, ['action' => 'contact_list']);
+	}
 }

admin_pages/maintenance/Maintenance_Admin_Page.core.php

Indentation +955 added lines, -955 removed lines

@@ -14,959 +14,959 @@
  */
 class Maintenance_Admin_Page extends EE_Admin_Page
 {
-    /**
-     * @var EE_Data_Migration_Manager
-     */
-    protected $migration_manager;
-
-    /**
-     * @var EE_Maintenance_Mode
-     */
-    protected $maintenance_mode;
-
-    /**
-     * @var EE_Form_Section_Proper
-     */
-    protected $datetime_fix_offset_form;
-
-
-    /**
-     * @param bool $routing
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function __construct($routing = true)
-    {
-        $this->migration_manager = EE_Data_Migration_Manager::instance();
-        $this->maintenance_mode  = EE_Maintenance_Mode::instance();
-        parent::__construct($routing);
-    }
-
-
-    protected function _init_page_props()
-    {
-        $this->page_slug        = EE_MAINTENANCE_PG_SLUG;
-        $this->page_label       = EE_MAINTENANCE_LABEL;
-        $this->_admin_base_url  = EE_MAINTENANCE_ADMIN_URL;
-        $this->_admin_base_path = EE_MAINTENANCE_ADMIN;
-    }
-
-
-    protected function _ajax_hooks()
-    {
-        add_action('wp_ajax_migration_step', [$this, 'migration_step']);
-        add_action('wp_ajax_add_error_to_migrations_ran', [$this, 'add_error_to_migrations_ran']);
-    }
-
-
-    protected function _define_page_props()
-    {
-        $this->_admin_page_title = EE_MAINTENANCE_LABEL;
-        $this->_labels           = [
-            'buttons' => [
-                'reset_reservations' => esc_html__('Reset Ticket and Datetime Reserved Counts', 'event_espresso'),
-                'reset_capabilities' => esc_html__('Reset Event Espresso Capabilities', 'event_espresso'),
-            ],
-        ];
-    }
-
-
-    protected function _set_page_routes()
-    {
-        $this->_page_routes = [
-            'default'                             => [
-                'func'       => '_maintenance',
-                'capability' => 'manage_options',
-            ],
-            'change_maintenance_level'            => [
-                'func'       => '_change_maintenance_level',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ],
-            'system_status'                       => [
-                'func'       => '_system_status',
-                'capability' => 'manage_options',
-            ],
-            'download_system_status'              => [
-                'func'       => '_download_system_status',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ],
-            'send_migration_crash_report'         => [
-                'func'       => '_send_migration_crash_report',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ],
-            'confirm_migration_crash_report_sent' => [
-                'func'       => '_confirm_migration_crash_report_sent',
-                'capability' => 'manage_options',
-            ],
-            'data_reset'                          => [
-                'func'       => '_data_reset_and_delete',
-                'capability' => 'manage_options',
-            ],
-            'reset_db'                            => [
-                'func'       => '_reset_db',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-                'args'       => ['nuke_old_ee4_data' => true],
-            ],
-            'start_with_fresh_ee4_db'             => [
-                'func'       => '_reset_db',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-                'args'       => ['nuke_old_ee4_data' => false],
-            ],
-            'delete_db'                           => [
-                'func'       => '_delete_db',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ],
-            'rerun_migration_from_ee3'            => [
-                'func'       => '_rerun_migration_from_ee3',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ],
-            'reset_reservations'                  => [
-                'func'       => '_reset_reservations',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ],
-            'reset_capabilities'                  => [
-                'func'       => '_reset_capabilities',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ],
-            'reattempt_migration'                 => [
-                'func'       => '_reattempt_migration',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ],
-            'datetime_tools'                      => [
-                'func'       => '_datetime_tools',
-                'capability' => 'manage_options',
-            ],
-            'run_datetime_offset_fix'             => [
-                'func'               => '_apply_datetime_offset',
-                'noheader'           => true,
-                'headers_sent_route' => 'datetime_tools',
-                'capability'         => 'manage_options',
-            ],
-        ];
-    }
-
-
-    protected function _set_page_config()
-    {
-        $this->_page_config = [
-            'default'        => [
-                'nav'           => [
-                    'label' => esc_html__('Maintenance', 'event_espresso'),
-                    'icon'  => 'dashicons-admin-tools',
-                    'order' => 10,
-                ],
-                'require_nonce' => false,
-            ],
-            'data_reset'     => [
-                'nav'           => [
-                    'label' => esc_html__('Reset/Delete Data', 'event_espresso'),
-                    'icon'  => 'dashicons-trash',
-                    'order' => 20,
-                ],
-                'require_nonce' => false,
-            ],
-            'datetime_tools' => [
-                'nav'           => [
-                    'label' => esc_html__('Datetime Utilities', 'event_espresso'),
-                    'icon'  => 'dashicons-calendar-alt',
-                    'order' => 25,
-                ],
-                'require_nonce' => false,
-            ],
-            'system_status'  => [
-                'nav'           => [
-                    'label' => esc_html__("System Information", "event_espresso"),
-                    'icon'  => 'dashicons-info',
-                    'order' => 30,
-                ],
-                'require_nonce' => false,
-            ],
-        ];
-    }
-
-
-    /**
-     * default maintenance page.
-     * If we're in maintenance mode level 2, then we need to show the migration scripts and all that UI.
-     *
-     * @throws EE_Error
-     */
-    public function _maintenance()
-    {
-        $show_maintenance_switch         = true;
-        $show_backup_db_text             = false;
-        $show_migration_progress         = false;
-        $script_names                    = [];
-        $addons_should_be_upgraded_first = false;
-        // it all depends on if we're in maintenance model level 1 (frontend-only) or
-        // level 2 (everything except maintenance page)
-        try {
-            // get the current maintenance level and check if
-            // we are removed
-            $mMode_level  = $this->maintenance_mode->level();
-            $placed_in_mm = $this->maintenance_mode->set_maintenance_mode_if_db_old();
-            if ($mMode_level == EE_Maintenance_Mode::level_2_complete_maintenance && ! $placed_in_mm) {
-                // we just took the site out of maintenance mode, so notify the user.
-                // unfortunately this message appears to be echoed on the NEXT page load...
-                // oh well, we should really be checking for this on addon deactivation anyways
-                EE_Error::add_attention(
-                    esc_html__(
-                        'Site taken out of maintenance mode because no data migration scripts are required',
-                        'event_espresso'
-                    )
-                );
-                $this->_process_notices(['page' => 'espresso_maintenance_settings']);
-            }
-            // in case an exception is thrown while trying to handle migrations
-            if ($mMode_level === EE_Maintenance_Mode::level_2_complete_maintenance) {
-                $show_maintenance_switch = false;
-                $show_migration_progress = true;
-                if (isset($this->_req_data['continue_migration'])) {
-                    $show_backup_db_text = false;
-                } else {
-                    $show_backup_db_text = true;
-                }
-                $scripts_needing_to_run          =
-                    $this->migration_manager->check_for_applicable_data_migration_scripts();
-                $addons_should_be_upgraded_first = $this->migration_manager->addons_need_updating();
-                $script_names                    = [];
-                $current_script                  = null;
-                foreach ($scripts_needing_to_run as $script) {
-                    if ($script instanceof EE_Data_Migration_Script_Base) {
-                        if (! $current_script) {
-                            $current_script = $script;
-                            $current_script->migration_page_hooks();
-                        }
-                        $script_names[] = $script->pretty_name();
-                    }
-                }
-            }
-            $most_recent_migration = $this->migration_manager->get_last_ran_script(true);
-            $exception_thrown      = false;
-        } catch (EE_Error $e) {
-            $this->migration_manager->add_error_to_migrations_ran($e->getMessage());
-            // now, just so we can display the page correctly, make an error migration script stage object
-            // and also put the error on it. It only persists for the duration of this request
-            $most_recent_migration = new EE_DMS_Unknown_1_0_0();
-            $most_recent_migration->add_error($e->getMessage());
-            $exception_thrown = true;
-        }
-        $current_db_state = $this->migration_manager->ensure_current_database_state_is_set();
-        $current_db_state = str_replace('.decaf', '', $current_db_state);
-        if (
-            $exception_thrown
-            || (
-                $most_recent_migration instanceof EE_Data_Migration_Script_Base
-                && $most_recent_migration->is_broken()
-            )
-        ) {
-            $this->_template_path                =
-                EE_MAINTENANCE_TEMPLATE_PATH . 'ee_migration_was_borked_page.template.php';
-            $this->_template_args['support_url'] = 'https://eventespresso.com/support/forums/';
-            $this->_template_args['next_url']    = EEH_URL::add_query_args_and_nonce(
-                [
-                    'action'  => 'confirm_migration_crash_report_sent',
-                    'success' => '0',
-                ],
-                EE_MAINTENANCE_ADMIN_URL
-            );
-        } elseif ($addons_should_be_upgraded_first) {
-            $this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH . 'ee_upgrade_addons_before_migrating.template.php';
-        } else {
-            if (
-                $most_recent_migration instanceof EE_Data_Migration_Script_Base
-                && $most_recent_migration->can_continue()
-            ) {
-                $show_backup_db_text                    = false;
-                $show_continue_current_migration_script = true;
-                $show_most_recent_migration             = true;
-            } elseif (isset($this->_req_data['continue_migration'])) {
-                $show_most_recent_migration             = true;
-                $show_continue_current_migration_script = false;
-            } else {
-                $show_most_recent_migration             = false;
-                $show_continue_current_migration_script = false;
-            }
-            if (isset($current_script)) {
-                $migrates_to          = $current_script->migrates_to_version();
-                $plugin_slug          = $migrates_to['slug'];
-                $new_version          = $migrates_to['version'];
-                $this->_template_args = array_merge(
-                    $this->_template_args,
-                    [
-                        'current_db_state' => sprintf(
-                            esc_html__("EE%s (%s)", "event_espresso"),
-                            isset($current_db_state[ $plugin_slug ]) ? $current_db_state[ $plugin_slug ] : 3,
-                            $plugin_slug
-                        ),
-                        'next_db_state'    => sprintf(
-                            esc_html__("EE%s (%s)", 'event_espresso'),
-                            $new_version,
-                            $plugin_slug
-                        ),
-                    ]
-                );
-            } else {
-                $this->_template_args['current_db_state'] = null;
-                $this->_template_args['next_db_state']    = null;
-            }
-            $this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH . 'ee_migration_page.template.php';
-            $this->_template_args = array_merge(
-                $this->_template_args,
-                [
-                    'show_most_recent_migration'             => $show_most_recent_migration,
-                    // flag for showing the most recent migration's status and/or errors
-                    'show_migration_progress'                => $show_migration_progress,
-                    // flag for showing the option to run migrations and see their progress
-                    'show_backup_db_text'                    => $show_backup_db_text,
-                    // flag for showing text telling the user to back up their DB
-                    'show_maintenance_switch'                => $show_maintenance_switch,
-                    // flag for showing the option to change maintenance mode between levels 0 and 1
-                    'script_names'                           => $script_names,
-                    // array of names of scripts that have run
-                    'show_continue_current_migration_script' => $show_continue_current_migration_script,
-                    // flag to change wording to indicating that we're only CONTINUING a migration script (somehow it got interrupted0
-                    'reset_db_page_link'                     => EE_Admin_Page::add_query_args_and_nonce(
-                        ['action' => 'reset_db'],
-                        EE_MAINTENANCE_ADMIN_URL
-                    ),
-                    'data_reset_page'                        => EE_Admin_Page::add_query_args_and_nonce(
-                        ['action' => 'data_reset'],
-                        EE_MAINTENANCE_ADMIN_URL
-                    ),
-                    'update_migration_script_page_link'      => EE_Admin_Page::add_query_args_and_nonce(
-                        ['action' => 'change_maintenance_level'],
-                        EE_MAINTENANCE_ADMIN_URL
-                    ),
-                    'ultimate_db_state'                      => sprintf(
-                        esc_html__("EE%s", 'event_espresso'),
-                        espresso_version()
-                    ),
-                ]
-            );
-        }
-        $this->_template_args['most_recent_migration'] =
-            $most_recent_migration;// the actual most recently ran migration
-        // now render the migration options part, and put it in a variable
-        $migration_options_template_file                = apply_filters(
-            'FHEE__ee_migration_page__migration_options_template',
-            EE_MAINTENANCE_TEMPLATE_PATH . 'migration_options_from_ee4.template.php'
-        );
-        $migration_options_html                         = EEH_Template::display_template(
-            $migration_options_template_file,
-            $this->_template_args,
-            true
-        );
-        $this->_template_args['migration_options_html'] = $migration_options_html;
-        $this->_template_args['admin_page_content']     = EEH_Template::display_template(
-            $this->_template_path,
-            $this->_template_args,
-            true
-        );
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * returns JSON and executes another step of the currently-executing data migration (called via ajax)
-     *
-     * @throws EE_Error
-     */
-    public function migration_step()
-    {
-        $this->_template_args['data'] = $this->migration_manager->response_to_migration_ajax_request();
-        $this->_return_json();
-    }
-
-
-    /**
-     * Can be used by js when it notices a response with HTML in it in order
-     * to log the malformed response
-     *
-     * @throws EE_Error
-     */
-    public function add_error_to_migrations_ran()
-    {
-        $this->migration_manager->add_error_to_migrations_ran($this->_req_data['message']);
-        $this->_template_args['data'] = ['ok' => true];
-        $this->_return_json();
-    }
-
-
-    /**
-     * changes the maintenance level, provided there are still no migration scripts that should run
-     *
-     * @throws EE_Error
-     */
-    public function _change_maintenance_level()
-    {
-        $new_level = absint($this->_req_data['maintenance_mode_level']);
-        if (! $this->migration_manager->check_for_applicable_data_migration_scripts()) {
-            $this->maintenance_mode->set_maintenance_level($new_level);
-            $success = true;
-        } else {
-            $this->maintenance_mode->set_maintenance_mode_if_db_old();
-            $success = false;
-        }
-        $this->_redirect_after_action($success, 'Maintenance Mode', esc_html__("Updated", "event_espresso"));
-    }
-
-
-    /**
-     * a tab with options for resetting and/or deleting EE data
-     *
-     * @throws EE_Error
-     * @throws DomainException
-     */
-    public function _data_reset_and_delete()
-    {
-        $this->_template_path                              =
-            EE_MAINTENANCE_TEMPLATE_PATH . 'ee_data_reset_and_delete.template.php';
-        $this->_template_args['reset_reservations_button'] = $this->get_action_link_or_button(
-            'reset_reservations',
-            'reset_reservations',
-            [],
-            'button button--caution ee-confirm'
-        );
-        $this->_template_args['reset_capabilities_button'] = $this->get_action_link_or_button(
-            'reset_capabilities',
-            'reset_capabilities',
-            [],
-            'button button--caution ee-confirm'
-        );
-        $this->_template_args['delete_db_url']             = EE_Admin_Page::add_query_args_and_nonce(
-            ['action' => 'delete_db'],
-            EE_MAINTENANCE_ADMIN_URL
-        );
-        $this->_template_args['reset_db_url']              = EE_Admin_Page::add_query_args_and_nonce(
-            ['action' => 'reset_db'],
-            EE_MAINTENANCE_ADMIN_URL
-        );
-        $this->_template_args['admin_page_content']        = EEH_Template::display_template(
-            $this->_template_path,
-            $this->_template_args,
-            true
-        );
-        $this->display_admin_page_with_no_sidebar();
-    }
-
-
-    /**
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _reset_reservations()
-    {
-        if (EED_Ticket_Sales_Monitor::reset_reservation_counts()) {
-            EE_Error::add_success(
-                esc_html__(
-                    'Ticket and datetime reserved counts have been successfully reset.',
-                    'event_espresso'
-                )
-            );
-        } else {
-            EE_Error::add_success(
-                esc_html__(
-                    'Ticket and datetime reserved counts were correct and did not need resetting.',
-                    'event_espresso'
-                )
-            );
-        }
-        $this->_redirect_after_action(true, '', '', ['action' => 'data_reset'], true);
-    }
-
-
-    /**
-     * @throws EE_Error
-     */
-    protected function _reset_capabilities()
-    {
-        $this->capabilities->init_caps(true);
-        EE_Error::add_success(
-            esc_html__(
-                'Default Event Espresso capabilities have been restored for all current roles.',
-                'event_espresso'
-            )
-        );
-        $this->_redirect_after_action(false, '', '', ['action' => 'data_reset'], true);
-    }
-
-
-    /**
-     * resets the DMSs, so we can attempt to continue migrating after a fatal error
-     * (only a good idea when someone has somehow tried ot fix whatever caused
-     * the fatal error in teh first place)
-     *
-     * @throws EE_Error
-     */
-    protected function _reattempt_migration()
-    {
-        $this->migration_manager->reattempt();
-        $this->_redirect_after_action(false, '', '', ['action' => 'default'], true);
-    }
-
-
-    /**
-     * shows the big ol' System Information page
-     *
-     * @throws EE_Error
-     */
-    public function _system_status()
-    {
-        $this->_template_path                               =
-            EE_MAINTENANCE_TEMPLATE_PATH . 'ee_system_stati_page.template.php';
-        $this->_template_args['system_stati']               = EEM_System_Status::instance()->get_system_stati();
-        $this->_template_args['download_system_status_url'] = EE_Admin_Page::add_query_args_and_nonce(
-            [
-                'action' => 'download_system_status',
-            ],
-            EE_MAINTENANCE_ADMIN_URL
-        );
-        $this->_template_args['admin_page_content']         = EEH_Template::display_template(
-            $this->_template_path,
-            $this->_template_args,
-            true
-        );
-        $this->display_admin_page_with_no_sidebar();
-    }
-
-
-    /**
-     * Downloads an HTML file of the system status that can be easily stored or emailed
-     */
-    public function _download_system_status()
-    {
-        $status_info = EEM_System_Status::instance()->get_system_stati();
-        header('Content-Disposition: attachment');
-        header("Content-Disposition: attachment; filename=system_status_" . sanitize_key(site_url()) . ".html");
-        $output = '<style>table{border:1px solid darkgrey;}td{vertical-align:top}</style>';
-        $output .= '<h1>' . sprintf(
-                __('System Information for %1$s', 'event_espresso'),
-                esc_url_raw(site_url())
-            ) . '</h1>';
-        $output .= EEH_Template::layout_array_as_table($status_info);
-        echo esc_html($output);
-        die;
-    }
-
-
-    /**
-     * @throws EE_Error
-     */
-    public function _send_migration_crash_report()
-    {
-        $from      = $this->_req_data['from'];
-        $from_name = $this->_req_data['from_name'];
-        $body      = $this->_req_data['body'];
-        try {
-            $success = wp_mail(
-                EE_SUPPORT_EMAIL,
-                'Migration Crash Report',
-                $body . "/r/n<br>" . print_r(EEM_System_Status::instance()->get_system_stati(), true),
-                [
-                    "from:$from_name<$from>",
-                ]
-            );
-        } catch (Exception $e) {
-            $success = false;
-        }
-        $this->_redirect_after_action(
-            $success,
-            esc_html__("Migration Crash Report", "event_espresso"),
-            esc_html__("sent", "event_espresso"),
-            ['success' => $success, 'action' => 'confirm_migration_crash_report_sent']
-        );
-    }
-
-
-    /**
-     * @throws EE_Error
-     */
-    public function _confirm_migration_crash_report_sent()
-    {
-        try {
-            $most_recent_migration = $this->migration_manager->get_last_ran_script(true);
-        } catch (EE_Error $e) {
-            $this->migration_manager->add_error_to_migrations_ran($e->getMessage());
-            // now, just so we can display the page correctly, make an error migration script stage object
-            // and also put the error on it. It only persists for the duration of this request
-            $most_recent_migration = new EE_DMS_Unknown_1_0_0();
-            $most_recent_migration->add_error($e->getMessage());
-        }
-        $success                                       = $this->_req_data['success'] === '1';
-        $this->_template_args['success']               = $success;
-        $this->_template_args['most_recent_migration'] = $most_recent_migration;
-        $this->_template_args['reset_db_action_url']   = EE_Admin_Page::add_query_args_and_nonce(
-            ['action' => 'reset_db'],
-            EE_MAINTENANCE_ADMIN_URL
-        );
-        $this->_template_args['reset_db_page_url']     = EE_Admin_Page::add_query_args_and_nonce(
-            ['action' => 'data_reset'],
-            EE_MAINTENANCE_ADMIN_URL
-        );
-        $this->_template_args['reattempt_action_url']  = EE_Admin_Page::add_query_args_and_nonce(
-            ['action' => 'reattempt_migration'],
-            EE_MAINTENANCE_ADMIN_URL
-        );
-        $this->_template_path                          =
-            EE_MAINTENANCE_TEMPLATE_PATH . 'ee_confirm_migration_crash_report_sent.template.php';
-        $this->_template_args['admin_page_content']    = EEH_Template::display_template(
-            $this->_template_path,
-            $this->_template_args,
-            true
-        );
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * Resets the entire EE4 database.
-     * only sets up ee4 database for a fresh install-
-     * doesn't actually clean out the old wp options, or cpts
-     * (although it does erase old ee table data)
-     *
-     * @param boolean $nuke_old_ee4_data controls whether we destroy the old ee4 data,
-     *                                   or just try initializing ee4 default data
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function _reset_db($nuke_old_ee4_data = true)
-    {
-        $this->maintenance_mode->set_maintenance_level(EE_Maintenance_Mode::level_0_not_in_maintenance);
-        if ($nuke_old_ee4_data) {
-            EEH_Activation::delete_all_espresso_cpt_data();
-            EEH_Activation::delete_all_espresso_tables_and_data(false);
-            EEH_Activation::remove_cron_tasks();
-        }
-        // make sure when we reset the registry's config that it
-        // switches to using the new singleton
-        EE_Registry::instance()->CFG = EE_Registry::instance()->CFG->reset(true);
-        EE_System::instance()->initialize_db_if_no_migrations_required(true);
-        EE_System::instance()->redirect_to_about_ee();
-    }
-
-
-    /**
-     * Deletes ALL EE tables, Records, and Options from the database.
-     *
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function _delete_db()
-    {
-        $this->maintenance_mode->set_maintenance_level(EE_Maintenance_Mode::level_0_not_in_maintenance);
-        EEH_Activation::delete_all_espresso_cpt_data();
-        EEH_Activation::delete_all_espresso_tables_and_data();
-        EEH_Activation::remove_cron_tasks();
-        EEH_Activation::deactivate_event_espresso();
-        wp_safe_redirect(admin_url('plugins.php'));
-        exit;
-    }
-
-
-    /**
-     * sets up EE4 to rerun the migrations from ee3 to ee4
-     *
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function _rerun_migration_from_ee3()
-    {
-        $this->maintenance_mode->set_maintenance_level(EE_Maintenance_Mode::level_0_not_in_maintenance);
-        EEH_Activation::delete_all_espresso_cpt_data();
-        EEH_Activation::delete_all_espresso_tables_and_data(false);
-        // set the db state to something that will require migrations
-        update_option(EE_Data_Migration_Manager::current_database_state, '3.1.36.0');
-        $this->maintenance_mode->set_maintenance_level(EE_Maintenance_Mode::level_2_complete_maintenance);
-        $this->_redirect_after_action(
-            true,
-            esc_html__("Database", 'event_espresso'),
-            esc_html__("reset", 'event_espresso')
-        );
-    }
-
-
-    // none of the below group are currently used for Gateway Settings
-    protected function _add_screen_options()
-    {
-    }
-
-
-    protected function _add_feature_pointers()
-    {
-    }
-
-
-    public function admin_init()
-    {
-    }
-
-
-    public function admin_notices()
-    {
-    }
-
-
-    public function admin_footer_scripts()
-    {
-    }
-
-
-    public function load_scripts_styles()
-    {
-        wp_enqueue_script('ee_admin_js');
-        wp_enqueue_script(
-            'ee-maintenance',
-            EE_MAINTENANCE_ASSETS_URL . 'ee-maintenance.js',
-            ['jquery'],
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-        wp_register_style(
-            'espresso_maintenance',
-            EE_MAINTENANCE_ASSETS_URL . 'ee-maintenance.css',
-            [],
-            EVENT_ESPRESSO_VERSION
-        );
-        wp_enqueue_style('espresso_maintenance');
-        // localize script stuff
-        wp_localize_script(
-            'ee-maintenance',
-            'ee_maintenance',
-            [
-                'migrating'                        => wp_strip_all_tags(__("Updating Database...", "event_espresso")),
-                'next'                             => wp_strip_all_tags(__("Next", "event_espresso")),
-                'fatal_error'                      => wp_strip_all_tags(
-                    __(
-                        "A Fatal Error Has Occurred",
-                        "event_espresso"
-                    )
-                ),
-                'click_next_when_ready'            => wp_strip_all_tags(
-                    __(
-                        "The current Database Update has ended. Click 'next' when ready to proceed",
-                        "event_espresso"
-                    )
-                ),
-                'status_no_more_migration_scripts' => EE_Data_Migration_Manager::status_no_more_migration_scripts,
-                'status_fatal_error'               => EE_Data_Migration_Manager::status_fatal_error,
-                'status_completed'                 => EE_Data_Migration_Manager::status_completed,
-                'confirm'                          => wp_strip_all_tags(
-                    __(
-                        'Are you sure you want to do this? It CANNOT be undone!',
-                        'event_espresso'
-                    )
-                ),
-                'confirm_skip_migration'           => wp_strip_all_tags(
-                    __(
-                        'You have chosen to NOT migrate your existing data. Are you sure you want to continue?',
-                        'event_espresso'
-                    )
-                ),
-            ]
-        );
-    }
-
-
-    public function load_scripts_styles_default()
-    {
-    }
-
-
-    /**
-     * Enqueue scripts and styles for the datetime tools page.
-     */
-    public function load_scripts_styles_datetime_tools()
-    {
-        EE_Datepicker_Input::enqueue_styles_and_scripts();
-    }
-
-
-    /**
-     * @throws EE_Error
-     */
-    protected function _datetime_tools()
-    {
-        $form_action                                = EE_Admin_Page::add_query_args_and_nonce(
-            [
-                'action'        => 'run_datetime_offset_fix',
-                'return_action' => $this->_req_action,
-            ],
-            EE_MAINTENANCE_ADMIN_URL
-        );
-        $form                                       = $this->_get_datetime_offset_fix_form();
-        $this->_admin_page_title                    = esc_html__('Datetime Utilities', 'event_espresso');
-        $this->_template_args['admin_page_content'] = $form->form_open($form_action, 'post')
-                                                      . $form->get_html_and_js()
-                                                      . $form->form_close();
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * @throws EE_Error
-     */
-    protected function _get_datetime_offset_fix_form()
-    {
-        if (! $this->datetime_fix_offset_form instanceof EE_Form_Section_Proper) {
-            $this->datetime_fix_offset_form = new EE_Form_Section_Proper(
-                [
-                    'name'            => 'datetime_offset_fix_option',
-                    'layout_strategy' => new EE_Admin_Two_Column_Layout(),
-                    'subsections'     => [
-                        'title'                  => new EE_Form_Section_HTML(
-                            EEH_HTML::h2(
-                                esc_html__('Datetime Offset Tool', 'event_espresso')
-                            )
-                        ),
-                        'explanation'            => new EE_Form_Section_HTML(
-                            EEH_HTML::p(
-                                esc_html__(
-                                    'Use this tool to automatically apply the provided offset to all Event Espresso records in your database that involve dates and times.',
-                                    'event_espresso'
-                                )
-                            )
-                            . EEH_HTML::p(
-                                esc_html__(
-                                    'Note: If you enter 1.25, that will result in the offset of 1 hour 15 minutes being applied.  Decimals represent the fraction of hours, not minutes.',
-                                    'event_espresso'
-                                )
-                            )
-                        ),
-                        'offset_input'           => new EE_Float_Input(
-                            [
-                                'html_name'       => 'offset_for_datetimes',
-                                'html_label_text' => esc_html__(
-                                    'Offset to apply (in hours):',
-                                    'event_espresso'
-                                ),
-                                'min_value'       => '-12',
-                                'max_value'       => '14',
-                                'step_value'      => '.25',
-                                'default'         => DatetimeOffsetFix::getOffset(),
-                            ]
-                        ),
-                        'date_range_explanation' => new EE_Form_Section_HTML(
-                            EEH_HTML::p(
-                                esc_html__(
-                                    'Leave the following fields blank if you want the offset to be applied to all dates. If however, you want to just apply the offset to a specific range of dates you can restrict the offset application using these fields.',
-                                    'event_espresso'
-                                )
-                            )
-                            . EEH_HTML::p(
-                                EEH_HTML::strong(
-                                    sprintf(
-                                        esc_html__(
-                                            'Note: please enter the dates in UTC (You can use %1$sthis online tool%2$s to assist with conversions).',
-                                            'event_espresso'
-                                        ),
-                                        '<a href="https://www.timeanddate.com/worldclock/converter.html">',
-                                        '</a>'
-                                    )
-                                )
-                            )
-                        ),
-                        'date_range_start_date'  => new EE_Datepicker_Input(
-                            [
-                                'html_name'       => 'offset_date_start_range',
-                                'html_label_text' => esc_html__(
-                                    'Start Date for dates the offset applied to:',
-                                    'event_espresso'
-                                ),
-                            ]
-                        ),
-                        'date_range_end_date'    => new EE_Datepicker_Input(
-                            [
-                                'html_name'       => 'offset_date_end_range',
-                                'html_label_text' => esc_html__(
-                                    'End Date for dates the offset is applied to:',
-                                    'event_espresso'
-                                ),
-                            ]
-                        ),
-                        'submit'                 => new EE_Submit_Input(
-                            [
-                                'html_label_text' => '',
-                                'default'         => esc_html__('Apply Offset', 'event_espresso'),
-                            ]
-                        ),
-                    ],
-                ]
-            );
-        }
-        return $this->datetime_fix_offset_form;
-    }
-
-
-    /**
-     * Callback for the run_datetime_offset_fix route.
-     *
-     * @throws EE_Error
-     */
-    protected function _apply_datetime_offset()
-    {
-        if ($_SERVER['REQUEST_METHOD'] === 'POST') {
-            $form = $this->_get_datetime_offset_fix_form();
-            $form->receive_form_submission($this->_req_data);
-            if ($form->is_valid()) {
-                // save offset data so batch processor can get it.
-                DatetimeOffsetFix::updateOffset((float) $form->get_input_value('offset_input'));
-                $utc_timezone          = new DateTimeZone('UTC');
-                $date_range_start_date = DateTime::createFromFormat(
-                    'm/d/Y H:i:s',
-                    $form->get_input_value('date_range_start_date') . ' 00:00:00',
-                    $utc_timezone
-                );
-                $date_range_end_date   = DateTime::createFromFormat(
-                    'm/d/Y H:i:s',
-                    $form->get_input_value('date_range_end_date') . ' 23:59:59',
-                    $utc_timezone
-                );
-                if ($date_range_start_date instanceof DateTime) {
-                    DatetimeOffsetFix::updateStartDateRange(DbSafeDateTime::createFromDateTime($date_range_start_date));
-                }
-                if ($date_range_end_date instanceof DateTime) {
-                    DatetimeOffsetFix::updateEndDateRange(DbSafeDateTime::createFromDateTime($date_range_end_date));
-                }
-                // redirect to batch tool
-                wp_redirect(
-                    EE_Admin_Page::add_query_args_and_nonce(
-                        [
-                            'page'        => EED_Batch::PAGE_SLUG,
-                            'batch'       => EED_Batch::batch_job,
-                            'label'       => esc_html__('Applying Offset', 'event_espresso'),
-                            'job_handler' => urlencode('EventEspresso\core\libraries\batch\JobHandlers\DatetimeOffsetFix'),
-                            'return_url'  => urlencode(
-                                add_query_arg(
-                                    [
-                                        'action' => 'datetime_tools',
-                                    ],
-                                    EEH_URL::current_url_without_query_paramaters(
-                                        [
-                                            'return_action',
-                                            'run_datetime_offset_fix_nonce',
-                                            'return',
-                                            'datetime_tools_nonce',
-                                        ]
-                                    )
-                                )
-                            ),
-                        ],
-                        admin_url()
-                    )
-                );
-                exit;
-            }
-        }
-    }
+	/**
+	 * @var EE_Data_Migration_Manager
+	 */
+	protected $migration_manager;
+
+	/**
+	 * @var EE_Maintenance_Mode
+	 */
+	protected $maintenance_mode;
+
+	/**
+	 * @var EE_Form_Section_Proper
+	 */
+	protected $datetime_fix_offset_form;
+
+
+	/**
+	 * @param bool $routing
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function __construct($routing = true)
+	{
+		$this->migration_manager = EE_Data_Migration_Manager::instance();
+		$this->maintenance_mode  = EE_Maintenance_Mode::instance();
+		parent::__construct($routing);
+	}
+
+
+	protected function _init_page_props()
+	{
+		$this->page_slug        = EE_MAINTENANCE_PG_SLUG;
+		$this->page_label       = EE_MAINTENANCE_LABEL;
+		$this->_admin_base_url  = EE_MAINTENANCE_ADMIN_URL;
+		$this->_admin_base_path = EE_MAINTENANCE_ADMIN;
+	}
+
+
+	protected function _ajax_hooks()
+	{
+		add_action('wp_ajax_migration_step', [$this, 'migration_step']);
+		add_action('wp_ajax_add_error_to_migrations_ran', [$this, 'add_error_to_migrations_ran']);
+	}
+
+
+	protected function _define_page_props()
+	{
+		$this->_admin_page_title = EE_MAINTENANCE_LABEL;
+		$this->_labels           = [
+			'buttons' => [
+				'reset_reservations' => esc_html__('Reset Ticket and Datetime Reserved Counts', 'event_espresso'),
+				'reset_capabilities' => esc_html__('Reset Event Espresso Capabilities', 'event_espresso'),
+			],
+		];
+	}
+
+
+	protected function _set_page_routes()
+	{
+		$this->_page_routes = [
+			'default'                             => [
+				'func'       => '_maintenance',
+				'capability' => 'manage_options',
+			],
+			'change_maintenance_level'            => [
+				'func'       => '_change_maintenance_level',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			],
+			'system_status'                       => [
+				'func'       => '_system_status',
+				'capability' => 'manage_options',
+			],
+			'download_system_status'              => [
+				'func'       => '_download_system_status',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			],
+			'send_migration_crash_report'         => [
+				'func'       => '_send_migration_crash_report',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			],
+			'confirm_migration_crash_report_sent' => [
+				'func'       => '_confirm_migration_crash_report_sent',
+				'capability' => 'manage_options',
+			],
+			'data_reset'                          => [
+				'func'       => '_data_reset_and_delete',
+				'capability' => 'manage_options',
+			],
+			'reset_db'                            => [
+				'func'       => '_reset_db',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+				'args'       => ['nuke_old_ee4_data' => true],
+			],
+			'start_with_fresh_ee4_db'             => [
+				'func'       => '_reset_db',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+				'args'       => ['nuke_old_ee4_data' => false],
+			],
+			'delete_db'                           => [
+				'func'       => '_delete_db',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			],
+			'rerun_migration_from_ee3'            => [
+				'func'       => '_rerun_migration_from_ee3',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			],
+			'reset_reservations'                  => [
+				'func'       => '_reset_reservations',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			],
+			'reset_capabilities'                  => [
+				'func'       => '_reset_capabilities',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			],
+			'reattempt_migration'                 => [
+				'func'       => '_reattempt_migration',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			],
+			'datetime_tools'                      => [
+				'func'       => '_datetime_tools',
+				'capability' => 'manage_options',
+			],
+			'run_datetime_offset_fix'             => [
+				'func'               => '_apply_datetime_offset',
+				'noheader'           => true,
+				'headers_sent_route' => 'datetime_tools',
+				'capability'         => 'manage_options',
+			],
+		];
+	}
+
+
+	protected function _set_page_config()
+	{
+		$this->_page_config = [
+			'default'        => [
+				'nav'           => [
+					'label' => esc_html__('Maintenance', 'event_espresso'),
+					'icon'  => 'dashicons-admin-tools',
+					'order' => 10,
+				],
+				'require_nonce' => false,
+			],
+			'data_reset'     => [
+				'nav'           => [
+					'label' => esc_html__('Reset/Delete Data', 'event_espresso'),
+					'icon'  => 'dashicons-trash',
+					'order' => 20,
+				],
+				'require_nonce' => false,
+			],
+			'datetime_tools' => [
+				'nav'           => [
+					'label' => esc_html__('Datetime Utilities', 'event_espresso'),
+					'icon'  => 'dashicons-calendar-alt',
+					'order' => 25,
+				],
+				'require_nonce' => false,
+			],
+			'system_status'  => [
+				'nav'           => [
+					'label' => esc_html__("System Information", "event_espresso"),
+					'icon'  => 'dashicons-info',
+					'order' => 30,
+				],
+				'require_nonce' => false,
+			],
+		];
+	}
+
+
+	/**
+	 * default maintenance page.
+	 * If we're in maintenance mode level 2, then we need to show the migration scripts and all that UI.
+	 *
+	 * @throws EE_Error
+	 */
+	public function _maintenance()
+	{
+		$show_maintenance_switch         = true;
+		$show_backup_db_text             = false;
+		$show_migration_progress         = false;
+		$script_names                    = [];
+		$addons_should_be_upgraded_first = false;
+		// it all depends on if we're in maintenance model level 1 (frontend-only) or
+		// level 2 (everything except maintenance page)
+		try {
+			// get the current maintenance level and check if
+			// we are removed
+			$mMode_level  = $this->maintenance_mode->level();
+			$placed_in_mm = $this->maintenance_mode->set_maintenance_mode_if_db_old();
+			if ($mMode_level == EE_Maintenance_Mode::level_2_complete_maintenance && ! $placed_in_mm) {
+				// we just took the site out of maintenance mode, so notify the user.
+				// unfortunately this message appears to be echoed on the NEXT page load...
+				// oh well, we should really be checking for this on addon deactivation anyways
+				EE_Error::add_attention(
+					esc_html__(
+						'Site taken out of maintenance mode because no data migration scripts are required',
+						'event_espresso'
+					)
+				);
+				$this->_process_notices(['page' => 'espresso_maintenance_settings']);
+			}
+			// in case an exception is thrown while trying to handle migrations
+			if ($mMode_level === EE_Maintenance_Mode::level_2_complete_maintenance) {
+				$show_maintenance_switch = false;
+				$show_migration_progress = true;
+				if (isset($this->_req_data['continue_migration'])) {
+					$show_backup_db_text = false;
+				} else {
+					$show_backup_db_text = true;
+				}
+				$scripts_needing_to_run          =
+					$this->migration_manager->check_for_applicable_data_migration_scripts();
+				$addons_should_be_upgraded_first = $this->migration_manager->addons_need_updating();
+				$script_names                    = [];
+				$current_script                  = null;
+				foreach ($scripts_needing_to_run as $script) {
+					if ($script instanceof EE_Data_Migration_Script_Base) {
+						if (! $current_script) {
+							$current_script = $script;
+							$current_script->migration_page_hooks();
+						}
+						$script_names[] = $script->pretty_name();
+					}
+				}
+			}
+			$most_recent_migration = $this->migration_manager->get_last_ran_script(true);
+			$exception_thrown      = false;
+		} catch (EE_Error $e) {
+			$this->migration_manager->add_error_to_migrations_ran($e->getMessage());
+			// now, just so we can display the page correctly, make an error migration script stage object
+			// and also put the error on it. It only persists for the duration of this request
+			$most_recent_migration = new EE_DMS_Unknown_1_0_0();
+			$most_recent_migration->add_error($e->getMessage());
+			$exception_thrown = true;
+		}
+		$current_db_state = $this->migration_manager->ensure_current_database_state_is_set();
+		$current_db_state = str_replace('.decaf', '', $current_db_state);
+		if (
+			$exception_thrown
+			|| (
+				$most_recent_migration instanceof EE_Data_Migration_Script_Base
+				&& $most_recent_migration->is_broken()
+			)
+		) {
+			$this->_template_path                =
+				EE_MAINTENANCE_TEMPLATE_PATH . 'ee_migration_was_borked_page.template.php';
+			$this->_template_args['support_url'] = 'https://eventespresso.com/support/forums/';
+			$this->_template_args['next_url']    = EEH_URL::add_query_args_and_nonce(
+				[
+					'action'  => 'confirm_migration_crash_report_sent',
+					'success' => '0',
+				],
+				EE_MAINTENANCE_ADMIN_URL
+			);
+		} elseif ($addons_should_be_upgraded_first) {
+			$this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH . 'ee_upgrade_addons_before_migrating.template.php';
+		} else {
+			if (
+				$most_recent_migration instanceof EE_Data_Migration_Script_Base
+				&& $most_recent_migration->can_continue()
+			) {
+				$show_backup_db_text                    = false;
+				$show_continue_current_migration_script = true;
+				$show_most_recent_migration             = true;
+			} elseif (isset($this->_req_data['continue_migration'])) {
+				$show_most_recent_migration             = true;
+				$show_continue_current_migration_script = false;
+			} else {
+				$show_most_recent_migration             = false;
+				$show_continue_current_migration_script = false;
+			}
+			if (isset($current_script)) {
+				$migrates_to          = $current_script->migrates_to_version();
+				$plugin_slug          = $migrates_to['slug'];
+				$new_version          = $migrates_to['version'];
+				$this->_template_args = array_merge(
+					$this->_template_args,
+					[
+						'current_db_state' => sprintf(
+							esc_html__("EE%s (%s)", "event_espresso"),
+							isset($current_db_state[ $plugin_slug ]) ? $current_db_state[ $plugin_slug ] : 3,
+							$plugin_slug
+						),
+						'next_db_state'    => sprintf(
+							esc_html__("EE%s (%s)", 'event_espresso'),
+							$new_version,
+							$plugin_slug
+						),
+					]
+				);
+			} else {
+				$this->_template_args['current_db_state'] = null;
+				$this->_template_args['next_db_state']    = null;
+			}
+			$this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH . 'ee_migration_page.template.php';
+			$this->_template_args = array_merge(
+				$this->_template_args,
+				[
+					'show_most_recent_migration'             => $show_most_recent_migration,
+					// flag for showing the most recent migration's status and/or errors
+					'show_migration_progress'                => $show_migration_progress,
+					// flag for showing the option to run migrations and see their progress
+					'show_backup_db_text'                    => $show_backup_db_text,
+					// flag for showing text telling the user to back up their DB
+					'show_maintenance_switch'                => $show_maintenance_switch,
+					// flag for showing the option to change maintenance mode between levels 0 and 1
+					'script_names'                           => $script_names,
+					// array of names of scripts that have run
+					'show_continue_current_migration_script' => $show_continue_current_migration_script,
+					// flag to change wording to indicating that we're only CONTINUING a migration script (somehow it got interrupted0
+					'reset_db_page_link'                     => EE_Admin_Page::add_query_args_and_nonce(
+						['action' => 'reset_db'],
+						EE_MAINTENANCE_ADMIN_URL
+					),
+					'data_reset_page'                        => EE_Admin_Page::add_query_args_and_nonce(
+						['action' => 'data_reset'],
+						EE_MAINTENANCE_ADMIN_URL
+					),
+					'update_migration_script_page_link'      => EE_Admin_Page::add_query_args_and_nonce(
+						['action' => 'change_maintenance_level'],
+						EE_MAINTENANCE_ADMIN_URL
+					),
+					'ultimate_db_state'                      => sprintf(
+						esc_html__("EE%s", 'event_espresso'),
+						espresso_version()
+					),
+				]
+			);
+		}
+		$this->_template_args['most_recent_migration'] =
+			$most_recent_migration;// the actual most recently ran migration
+		// now render the migration options part, and put it in a variable
+		$migration_options_template_file                = apply_filters(
+			'FHEE__ee_migration_page__migration_options_template',
+			EE_MAINTENANCE_TEMPLATE_PATH . 'migration_options_from_ee4.template.php'
+		);
+		$migration_options_html                         = EEH_Template::display_template(
+			$migration_options_template_file,
+			$this->_template_args,
+			true
+		);
+		$this->_template_args['migration_options_html'] = $migration_options_html;
+		$this->_template_args['admin_page_content']     = EEH_Template::display_template(
+			$this->_template_path,
+			$this->_template_args,
+			true
+		);
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * returns JSON and executes another step of the currently-executing data migration (called via ajax)
+	 *
+	 * @throws EE_Error
+	 */
+	public function migration_step()
+	{
+		$this->_template_args['data'] = $this->migration_manager->response_to_migration_ajax_request();
+		$this->_return_json();
+	}
+
+
+	/**
+	 * Can be used by js when it notices a response with HTML in it in order
+	 * to log the malformed response
+	 *
+	 * @throws EE_Error
+	 */
+	public function add_error_to_migrations_ran()
+	{
+		$this->migration_manager->add_error_to_migrations_ran($this->_req_data['message']);
+		$this->_template_args['data'] = ['ok' => true];
+		$this->_return_json();
+	}
+
+
+	/**
+	 * changes the maintenance level, provided there are still no migration scripts that should run
+	 *
+	 * @throws EE_Error
+	 */
+	public function _change_maintenance_level()
+	{
+		$new_level = absint($this->_req_data['maintenance_mode_level']);
+		if (! $this->migration_manager->check_for_applicable_data_migration_scripts()) {
+			$this->maintenance_mode->set_maintenance_level($new_level);
+			$success = true;
+		} else {
+			$this->maintenance_mode->set_maintenance_mode_if_db_old();
+			$success = false;
+		}
+		$this->_redirect_after_action($success, 'Maintenance Mode', esc_html__("Updated", "event_espresso"));
+	}
+
+
+	/**
+	 * a tab with options for resetting and/or deleting EE data
+	 *
+	 * @throws EE_Error
+	 * @throws DomainException
+	 */
+	public function _data_reset_and_delete()
+	{
+		$this->_template_path                              =
+			EE_MAINTENANCE_TEMPLATE_PATH . 'ee_data_reset_and_delete.template.php';
+		$this->_template_args['reset_reservations_button'] = $this->get_action_link_or_button(
+			'reset_reservations',
+			'reset_reservations',
+			[],
+			'button button--caution ee-confirm'
+		);
+		$this->_template_args['reset_capabilities_button'] = $this->get_action_link_or_button(
+			'reset_capabilities',
+			'reset_capabilities',
+			[],
+			'button button--caution ee-confirm'
+		);
+		$this->_template_args['delete_db_url']             = EE_Admin_Page::add_query_args_and_nonce(
+			['action' => 'delete_db'],
+			EE_MAINTENANCE_ADMIN_URL
+		);
+		$this->_template_args['reset_db_url']              = EE_Admin_Page::add_query_args_and_nonce(
+			['action' => 'reset_db'],
+			EE_MAINTENANCE_ADMIN_URL
+		);
+		$this->_template_args['admin_page_content']        = EEH_Template::display_template(
+			$this->_template_path,
+			$this->_template_args,
+			true
+		);
+		$this->display_admin_page_with_no_sidebar();
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _reset_reservations()
+	{
+		if (EED_Ticket_Sales_Monitor::reset_reservation_counts()) {
+			EE_Error::add_success(
+				esc_html__(
+					'Ticket and datetime reserved counts have been successfully reset.',
+					'event_espresso'
+				)
+			);
+		} else {
+			EE_Error::add_success(
+				esc_html__(
+					'Ticket and datetime reserved counts were correct and did not need resetting.',
+					'event_espresso'
+				)
+			);
+		}
+		$this->_redirect_after_action(true, '', '', ['action' => 'data_reset'], true);
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 */
+	protected function _reset_capabilities()
+	{
+		$this->capabilities->init_caps(true);
+		EE_Error::add_success(
+			esc_html__(
+				'Default Event Espresso capabilities have been restored for all current roles.',
+				'event_espresso'
+			)
+		);
+		$this->_redirect_after_action(false, '', '', ['action' => 'data_reset'], true);
+	}
+
+
+	/**
+	 * resets the DMSs, so we can attempt to continue migrating after a fatal error
+	 * (only a good idea when someone has somehow tried ot fix whatever caused
+	 * the fatal error in teh first place)
+	 *
+	 * @throws EE_Error
+	 */
+	protected function _reattempt_migration()
+	{
+		$this->migration_manager->reattempt();
+		$this->_redirect_after_action(false, '', '', ['action' => 'default'], true);
+	}
+
+
+	/**
+	 * shows the big ol' System Information page
+	 *
+	 * @throws EE_Error
+	 */
+	public function _system_status()
+	{
+		$this->_template_path                               =
+			EE_MAINTENANCE_TEMPLATE_PATH . 'ee_system_stati_page.template.php';
+		$this->_template_args['system_stati']               = EEM_System_Status::instance()->get_system_stati();
+		$this->_template_args['download_system_status_url'] = EE_Admin_Page::add_query_args_and_nonce(
+			[
+				'action' => 'download_system_status',
+			],
+			EE_MAINTENANCE_ADMIN_URL
+		);
+		$this->_template_args['admin_page_content']         = EEH_Template::display_template(
+			$this->_template_path,
+			$this->_template_args,
+			true
+		);
+		$this->display_admin_page_with_no_sidebar();
+	}
+
+
+	/**
+	 * Downloads an HTML file of the system status that can be easily stored or emailed
+	 */
+	public function _download_system_status()
+	{
+		$status_info = EEM_System_Status::instance()->get_system_stati();
+		header('Content-Disposition: attachment');
+		header("Content-Disposition: attachment; filename=system_status_" . sanitize_key(site_url()) . ".html");
+		$output = '<style>table{border:1px solid darkgrey;}td{vertical-align:top}</style>';
+		$output .= '<h1>' . sprintf(
+				__('System Information for %1$s', 'event_espresso'),
+				esc_url_raw(site_url())
+			) . '</h1>';
+		$output .= EEH_Template::layout_array_as_table($status_info);
+		echo esc_html($output);
+		die;
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 */
+	public function _send_migration_crash_report()
+	{
+		$from      = $this->_req_data['from'];
+		$from_name = $this->_req_data['from_name'];
+		$body      = $this->_req_data['body'];
+		try {
+			$success = wp_mail(
+				EE_SUPPORT_EMAIL,
+				'Migration Crash Report',
+				$body . "/r/n<br>" . print_r(EEM_System_Status::instance()->get_system_stati(), true),
+				[
+					"from:$from_name<$from>",
+				]
+			);
+		} catch (Exception $e) {
+			$success = false;
+		}
+		$this->_redirect_after_action(
+			$success,
+			esc_html__("Migration Crash Report", "event_espresso"),
+			esc_html__("sent", "event_espresso"),
+			['success' => $success, 'action' => 'confirm_migration_crash_report_sent']
+		);
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 */
+	public function _confirm_migration_crash_report_sent()
+	{
+		try {
+			$most_recent_migration = $this->migration_manager->get_last_ran_script(true);
+		} catch (EE_Error $e) {
+			$this->migration_manager->add_error_to_migrations_ran($e->getMessage());
+			// now, just so we can display the page correctly, make an error migration script stage object
+			// and also put the error on it. It only persists for the duration of this request
+			$most_recent_migration = new EE_DMS_Unknown_1_0_0();
+			$most_recent_migration->add_error($e->getMessage());
+		}
+		$success                                       = $this->_req_data['success'] === '1';
+		$this->_template_args['success']               = $success;
+		$this->_template_args['most_recent_migration'] = $most_recent_migration;
+		$this->_template_args['reset_db_action_url']   = EE_Admin_Page::add_query_args_and_nonce(
+			['action' => 'reset_db'],
+			EE_MAINTENANCE_ADMIN_URL
+		);
+		$this->_template_args['reset_db_page_url']     = EE_Admin_Page::add_query_args_and_nonce(
+			['action' => 'data_reset'],
+			EE_MAINTENANCE_ADMIN_URL
+		);
+		$this->_template_args['reattempt_action_url']  = EE_Admin_Page::add_query_args_and_nonce(
+			['action' => 'reattempt_migration'],
+			EE_MAINTENANCE_ADMIN_URL
+		);
+		$this->_template_path                          =
+			EE_MAINTENANCE_TEMPLATE_PATH . 'ee_confirm_migration_crash_report_sent.template.php';
+		$this->_template_args['admin_page_content']    = EEH_Template::display_template(
+			$this->_template_path,
+			$this->_template_args,
+			true
+		);
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * Resets the entire EE4 database.
+	 * only sets up ee4 database for a fresh install-
+	 * doesn't actually clean out the old wp options, or cpts
+	 * (although it does erase old ee table data)
+	 *
+	 * @param boolean $nuke_old_ee4_data controls whether we destroy the old ee4 data,
+	 *                                   or just try initializing ee4 default data
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function _reset_db($nuke_old_ee4_data = true)
+	{
+		$this->maintenance_mode->set_maintenance_level(EE_Maintenance_Mode::level_0_not_in_maintenance);
+		if ($nuke_old_ee4_data) {
+			EEH_Activation::delete_all_espresso_cpt_data();
+			EEH_Activation::delete_all_espresso_tables_and_data(false);
+			EEH_Activation::remove_cron_tasks();
+		}
+		// make sure when we reset the registry's config that it
+		// switches to using the new singleton
+		EE_Registry::instance()->CFG = EE_Registry::instance()->CFG->reset(true);
+		EE_System::instance()->initialize_db_if_no_migrations_required(true);
+		EE_System::instance()->redirect_to_about_ee();
+	}
+
+
+	/**
+	 * Deletes ALL EE tables, Records, and Options from the database.
+	 *
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function _delete_db()
+	{
+		$this->maintenance_mode->set_maintenance_level(EE_Maintenance_Mode::level_0_not_in_maintenance);
+		EEH_Activation::delete_all_espresso_cpt_data();
+		EEH_Activation::delete_all_espresso_tables_and_data();
+		EEH_Activation::remove_cron_tasks();
+		EEH_Activation::deactivate_event_espresso();
+		wp_safe_redirect(admin_url('plugins.php'));
+		exit;
+	}
+
+
+	/**
+	 * sets up EE4 to rerun the migrations from ee3 to ee4
+	 *
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function _rerun_migration_from_ee3()
+	{
+		$this->maintenance_mode->set_maintenance_level(EE_Maintenance_Mode::level_0_not_in_maintenance);
+		EEH_Activation::delete_all_espresso_cpt_data();
+		EEH_Activation::delete_all_espresso_tables_and_data(false);
+		// set the db state to something that will require migrations
+		update_option(EE_Data_Migration_Manager::current_database_state, '3.1.36.0');
+		$this->maintenance_mode->set_maintenance_level(EE_Maintenance_Mode::level_2_complete_maintenance);
+		$this->_redirect_after_action(
+			true,
+			esc_html__("Database", 'event_espresso'),
+			esc_html__("reset", 'event_espresso')
+		);
+	}
+
+
+	// none of the below group are currently used for Gateway Settings
+	protected function _add_screen_options()
+	{
+	}
+
+
+	protected function _add_feature_pointers()
+	{
+	}
+
+
+	public function admin_init()
+	{
+	}
+
+
+	public function admin_notices()
+	{
+	}
+
+
+	public function admin_footer_scripts()
+	{
+	}
+
+
+	public function load_scripts_styles()
+	{
+		wp_enqueue_script('ee_admin_js');
+		wp_enqueue_script(
+			'ee-maintenance',
+			EE_MAINTENANCE_ASSETS_URL . 'ee-maintenance.js',
+			['jquery'],
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+		wp_register_style(
+			'espresso_maintenance',
+			EE_MAINTENANCE_ASSETS_URL . 'ee-maintenance.css',
+			[],
+			EVENT_ESPRESSO_VERSION
+		);
+		wp_enqueue_style('espresso_maintenance');
+		// localize script stuff
+		wp_localize_script(
+			'ee-maintenance',
+			'ee_maintenance',
+			[
+				'migrating'                        => wp_strip_all_tags(__("Updating Database...", "event_espresso")),
+				'next'                             => wp_strip_all_tags(__("Next", "event_espresso")),
+				'fatal_error'                      => wp_strip_all_tags(
+					__(
+						"A Fatal Error Has Occurred",
+						"event_espresso"
+					)
+				),
+				'click_next_when_ready'            => wp_strip_all_tags(
+					__(
+						"The current Database Update has ended. Click 'next' when ready to proceed",
+						"event_espresso"
+					)
+				),
+				'status_no_more_migration_scripts' => EE_Data_Migration_Manager::status_no_more_migration_scripts,
+				'status_fatal_error'               => EE_Data_Migration_Manager::status_fatal_error,
+				'status_completed'                 => EE_Data_Migration_Manager::status_completed,
+				'confirm'                          => wp_strip_all_tags(
+					__(
+						'Are you sure you want to do this? It CANNOT be undone!',
+						'event_espresso'
+					)
+				),
+				'confirm_skip_migration'           => wp_strip_all_tags(
+					__(
+						'You have chosen to NOT migrate your existing data. Are you sure you want to continue?',
+						'event_espresso'
+					)
+				),
+			]
+		);
+	}
+
+
+	public function load_scripts_styles_default()
+	{
+	}
+
+
+	/**
+	 * Enqueue scripts and styles for the datetime tools page.
+	 */
+	public function load_scripts_styles_datetime_tools()
+	{
+		EE_Datepicker_Input::enqueue_styles_and_scripts();
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 */
+	protected function _datetime_tools()
+	{
+		$form_action                                = EE_Admin_Page::add_query_args_and_nonce(
+			[
+				'action'        => 'run_datetime_offset_fix',
+				'return_action' => $this->_req_action,
+			],
+			EE_MAINTENANCE_ADMIN_URL
+		);
+		$form                                       = $this->_get_datetime_offset_fix_form();
+		$this->_admin_page_title                    = esc_html__('Datetime Utilities', 'event_espresso');
+		$this->_template_args['admin_page_content'] = $form->form_open($form_action, 'post')
+													  . $form->get_html_and_js()
+													  . $form->form_close();
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * @throws EE_Error
+	 */
+	protected function _get_datetime_offset_fix_form()
+	{
+		if (! $this->datetime_fix_offset_form instanceof EE_Form_Section_Proper) {
+			$this->datetime_fix_offset_form = new EE_Form_Section_Proper(
+				[
+					'name'            => 'datetime_offset_fix_option',
+					'layout_strategy' => new EE_Admin_Two_Column_Layout(),
+					'subsections'     => [
+						'title'                  => new EE_Form_Section_HTML(
+							EEH_HTML::h2(
+								esc_html__('Datetime Offset Tool', 'event_espresso')
+							)
+						),
+						'explanation'            => new EE_Form_Section_HTML(
+							EEH_HTML::p(
+								esc_html__(
+									'Use this tool to automatically apply the provided offset to all Event Espresso records in your database that involve dates and times.',
+									'event_espresso'
+								)
+							)
+							. EEH_HTML::p(
+								esc_html__(
+									'Note: If you enter 1.25, that will result in the offset of 1 hour 15 minutes being applied.  Decimals represent the fraction of hours, not minutes.',
+									'event_espresso'
+								)
+							)
+						),
+						'offset_input'           => new EE_Float_Input(
+							[
+								'html_name'       => 'offset_for_datetimes',
+								'html_label_text' => esc_html__(
+									'Offset to apply (in hours):',
+									'event_espresso'
+								),
+								'min_value'       => '-12',
+								'max_value'       => '14',
+								'step_value'      => '.25',
+								'default'         => DatetimeOffsetFix::getOffset(),
+							]
+						),
+						'date_range_explanation' => new EE_Form_Section_HTML(
+							EEH_HTML::p(
+								esc_html__(
+									'Leave the following fields blank if you want the offset to be applied to all dates. If however, you want to just apply the offset to a specific range of dates you can restrict the offset application using these fields.',
+									'event_espresso'
+								)
+							)
+							. EEH_HTML::p(
+								EEH_HTML::strong(
+									sprintf(
+										esc_html__(
+											'Note: please enter the dates in UTC (You can use %1$sthis online tool%2$s to assist with conversions).',
+											'event_espresso'
+										),
+										'<a href="https://www.timeanddate.com/worldclock/converter.html">',
+										'</a>'
+									)
+								)
+							)
+						),
+						'date_range_start_date'  => new EE_Datepicker_Input(
+							[
+								'html_name'       => 'offset_date_start_range',
+								'html_label_text' => esc_html__(
+									'Start Date for dates the offset applied to:',
+									'event_espresso'
+								),
+							]
+						),
+						'date_range_end_date'    => new EE_Datepicker_Input(
+							[
+								'html_name'       => 'offset_date_end_range',
+								'html_label_text' => esc_html__(
+									'End Date for dates the offset is applied to:',
+									'event_espresso'
+								),
+							]
+						),
+						'submit'                 => new EE_Submit_Input(
+							[
+								'html_label_text' => '',
+								'default'         => esc_html__('Apply Offset', 'event_espresso'),
+							]
+						),
+					],
+				]
+			);
+		}
+		return $this->datetime_fix_offset_form;
+	}
+
+
+	/**
+	 * Callback for the run_datetime_offset_fix route.
+	 *
+	 * @throws EE_Error
+	 */
+	protected function _apply_datetime_offset()
+	{
+		if ($_SERVER['REQUEST_METHOD'] === 'POST') {
+			$form = $this->_get_datetime_offset_fix_form();
+			$form->receive_form_submission($this->_req_data);
+			if ($form->is_valid()) {
+				// save offset data so batch processor can get it.
+				DatetimeOffsetFix::updateOffset((float) $form->get_input_value('offset_input'));
+				$utc_timezone          = new DateTimeZone('UTC');
+				$date_range_start_date = DateTime::createFromFormat(
+					'm/d/Y H:i:s',
+					$form->get_input_value('date_range_start_date') . ' 00:00:00',
+					$utc_timezone
+				);
+				$date_range_end_date   = DateTime::createFromFormat(
+					'm/d/Y H:i:s',
+					$form->get_input_value('date_range_end_date') . ' 23:59:59',
+					$utc_timezone
+				);
+				if ($date_range_start_date instanceof DateTime) {
+					DatetimeOffsetFix::updateStartDateRange(DbSafeDateTime::createFromDateTime($date_range_start_date));
+				}
+				if ($date_range_end_date instanceof DateTime) {
+					DatetimeOffsetFix::updateEndDateRange(DbSafeDateTime::createFromDateTime($date_range_end_date));
+				}
+				// redirect to batch tool
+				wp_redirect(
+					EE_Admin_Page::add_query_args_and_nonce(
+						[
+							'page'        => EED_Batch::PAGE_SLUG,
+							'batch'       => EED_Batch::batch_job,
+							'label'       => esc_html__('Applying Offset', 'event_espresso'),
+							'job_handler' => urlencode('EventEspresso\core\libraries\batch\JobHandlers\DatetimeOffsetFix'),
+							'return_url'  => urlencode(
+								add_query_arg(
+									[
+										'action' => 'datetime_tools',
+									],
+									EEH_URL::current_url_without_query_paramaters(
+										[
+											'return_action',
+											'run_datetime_offset_fix_nonce',
+											'return',
+											'datetime_tools_nonce',
+										]
+									)
+								)
+							),
+						],
+						admin_url()
+					)
+				);
+				exit;
+			}
+		}
+	}
 }

espresso.php

Indentation +107 added lines, -107 removed lines

@@ -37,138 +37,138 @@
  * @since           4.0
  */
 if (function_exists('espresso_version')) {
-    if (! function_exists('espresso_duplicate_plugin_error')) {
-        /**
-         *    espresso_duplicate_plugin_error
-         *    displays if more than one version of EE is activated at the same time.
-         */
-        function espresso_duplicate_plugin_error()
-        {
-            ?>
+	if (! function_exists('espresso_duplicate_plugin_error')) {
+		/**
+		 *    espresso_duplicate_plugin_error
+		 *    displays if more than one version of EE is activated at the same time.
+		 */
+		function espresso_duplicate_plugin_error()
+		{
+			?>
 <div class="error">
 	<p>
 		<?php
-                    echo esc_html__(
-                        'Can not run multiple versions of Event Espresso! One version has been automatically deactivated. Please verify that you have the correct version you want still active.',
-                        'event_espresso'
-                    ); ?>
+					echo esc_html__(
+						'Can not run multiple versions of Event Espresso! One version has been automatically deactivated. Please verify that you have the correct version you want still active.',
+						'event_espresso'
+					); ?>
 	</p>
 </div>
 <?php
-            espresso_deactivate_plugin(plugin_basename(__FILE__));
-        }
-    }
-    add_action('admin_notices', 'espresso_duplicate_plugin_error', 1);
+			espresso_deactivate_plugin(plugin_basename(__FILE__));
+		}
+	}
+	add_action('admin_notices', 'espresso_duplicate_plugin_error', 1);
 } else {
-    define('EE_MIN_PHP_VER_REQUIRED', '7.4.0');
-    if (! version_compare(PHP_VERSION, EE_MIN_PHP_VER_REQUIRED, '>=')) {
-        /**
-         * espresso_minimum_php_version_error
-         *
-         * @return void
-         */
-        function espresso_minimum_php_version_error()
-        {
-            ?>
+	define('EE_MIN_PHP_VER_REQUIRED', '7.4.0');
+	if (! version_compare(PHP_VERSION, EE_MIN_PHP_VER_REQUIRED, '>=')) {
+		/**
+		 * espresso_minimum_php_version_error
+		 *
+		 * @return void
+		 */
+		function espresso_minimum_php_version_error()
+		{
+			?>
 <div class="error">
 	<p>
 		<?php
-                    printf(
-                        esc_html__(
-                            'We\'re sorry, but Event Espresso requires PHP version %1$s or greater in order to operate. You are currently running version %2$s.%3$sIn order to update your version of PHP, you will need to contact your current hosting provider.%3$sFor information on stable PHP versions, please go to %4$s.',
-                            'event_espresso'
-                        ),
-                        EE_MIN_PHP_VER_REQUIRED,
-                        PHP_VERSION,
-                        '<br/>',
-                        '<a href="https://www.php.net/downloads.php">https://php.net/downloads.php</a>'
-                    );
-                    ?>
+					printf(
+						esc_html__(
+							'We\'re sorry, but Event Espresso requires PHP version %1$s or greater in order to operate. You are currently running version %2$s.%3$sIn order to update your version of PHP, you will need to contact your current hosting provider.%3$sFor information on stable PHP versions, please go to %4$s.',
+							'event_espresso'
+						),
+						EE_MIN_PHP_VER_REQUIRED,
+						PHP_VERSION,
+						'<br/>',
+						'<a href="https://www.php.net/downloads.php">https://php.net/downloads.php</a>'
+					);
+					?>
 	</p>
 </div>
 <?php
-            espresso_deactivate_plugin(plugin_basename(__FILE__));
-        }
+			espresso_deactivate_plugin(plugin_basename(__FILE__));
+		}
 
-        add_action('admin_notices', 'espresso_minimum_php_version_error', 1);
-    } else {
-        define('EVENT_ESPRESSO_MAIN_FILE', __FILE__);
+		add_action('admin_notices', 'espresso_minimum_php_version_error', 1);
+	} else {
+		define('EVENT_ESPRESSO_MAIN_FILE', __FILE__);
 
-        require_once __DIR__ . '/vendor/autoload.php';
+		require_once __DIR__ . '/vendor/autoload.php';
 
-        /**
-         * espresso_version
-         * Returns the plugin version
-         *
-         * @return string
-         */
-        function espresso_version(): string
-        {
-            return apply_filters('FHEE__espresso__espresso_version', '5.0.11.rc.000');
-        }
+		/**
+		 * espresso_version
+		 * Returns the plugin version
+		 *
+		 * @return string
+		 */
+		function espresso_version(): string
+		{
+			return apply_filters('FHEE__espresso__espresso_version', '5.0.11.rc.000');
+		}
 
-        /**
-         * espresso_plugin_activation
-         * adds a wp-option to indicate that EE has been activated via the WP admin plugins page
-         */
-        function espresso_plugin_activation()
-        {
-            update_option('ee_espresso_activation', true);
-            update_option('event-espresso-core_allow_tracking', 'no');
-            update_option('event-espresso-core_tracking_notice', 'hide');
-            // Run WP GraphQL activation callback
-            espressoLoadWpGraphQL();
-            graphql_activation_callback();
-        }
+		/**
+		 * espresso_plugin_activation
+		 * adds a wp-option to indicate that EE has been activated via the WP admin plugins page
+		 */
+		function espresso_plugin_activation()
+		{
+			update_option('ee_espresso_activation', true);
+			update_option('event-espresso-core_allow_tracking', 'no');
+			update_option('event-espresso-core_tracking_notice', 'hide');
+			// Run WP GraphQL activation callback
+			espressoLoadWpGraphQL();
+			graphql_activation_callback();
+		}
 
-        register_activation_hook(EVENT_ESPRESSO_MAIN_FILE, 'espresso_plugin_activation');
+		register_activation_hook(EVENT_ESPRESSO_MAIN_FILE, 'espresso_plugin_activation');
 
-        /**
-         * espresso_plugin_deactivation
-         */
-        function espresso_plugin_deactivation()
-        {
-            // Run WP GraphQL deactivation callback
-            espressoLoadWpGraphQL();
-            graphql_deactivation_callback();
-            delete_option('event-espresso-core_allow_tracking');
-            delete_option('event-espresso-core_tracking_notice');
-        }
-        register_deactivation_hook(EVENT_ESPRESSO_MAIN_FILE, 'espresso_plugin_deactivation');
+		/**
+		 * espresso_plugin_deactivation
+		 */
+		function espresso_plugin_deactivation()
+		{
+			// Run WP GraphQL deactivation callback
+			espressoLoadWpGraphQL();
+			graphql_deactivation_callback();
+			delete_option('event-espresso-core_allow_tracking');
+			delete_option('event-espresso-core_tracking_notice');
+		}
+		register_deactivation_hook(EVENT_ESPRESSO_MAIN_FILE, 'espresso_plugin_deactivation');
 
-        require_once __DIR__ . '/core/bootstrap_espresso.php';
-        bootstrap_espresso();
-    }
+		require_once __DIR__ . '/core/bootstrap_espresso.php';
+		bootstrap_espresso();
+	}
 }
 
 if (! function_exists('espresso_deactivate_plugin')) {
-    /**
-     *    deactivate_plugin
-     * usage:  espresso_deactivate_plugin( plugin_basename( __FILE__ ));
-     *
-     * @access public
-     * @param string $plugin_basename - the results of plugin_basename( __FILE__ ) for the plugin's main file
-     * @return    void
-     */
-    function espresso_deactivate_plugin(string $plugin_basename = '')
-    {
-        if (! function_exists('deactivate_plugins')) {
-            require_once ABSPATH . 'wp-admin/includes/plugin.php';
-        }
-        unset($_GET['activate'], $_REQUEST['activate']);
-        deactivate_plugins($plugin_basename);
-    }
+	/**
+	 *    deactivate_plugin
+	 * usage:  espresso_deactivate_plugin( plugin_basename( __FILE__ ));
+	 *
+	 * @access public
+	 * @param string $plugin_basename - the results of plugin_basename( __FILE__ ) for the plugin's main file
+	 * @return    void
+	 */
+	function espresso_deactivate_plugin(string $plugin_basename = '')
+	{
+		if (! function_exists('deactivate_plugins')) {
+			require_once ABSPATH . 'wp-admin/includes/plugin.php';
+		}
+		unset($_GET['activate'], $_REQUEST['activate']);
+		deactivate_plugins($plugin_basename);
+	}
 }
 
 
 if (! function_exists('espressoLoadWpGraphQL')) {
-    function espressoLoadWpGraphQL()
-    {
-        if (
-            ! class_exists('WPGraphQL')
-            && is_readable(__DIR__ . '/vendor/wp-graphql/wp-graphql/wp-graphql.php')
-        ) {
-            require_once __DIR__ . '/vendor/wp-graphql/wp-graphql/wp-graphql.php';
-        }
-    }
+	function espressoLoadWpGraphQL()
+	{
+		if (
+			! class_exists('WPGraphQL')
+			&& is_readable(__DIR__ . '/vendor/wp-graphql/wp-graphql/wp-graphql.php')
+		) {
+			require_once __DIR__ . '/vendor/wp-graphql/wp-graphql/wp-graphql.php';
+		}
+	}
 }

core/EE_Maintenance_Mode.core.php

Indentation +358 added lines, -358 removed lines

@@ -16,364 +16,364 @@
  */
 class EE_Maintenance_Mode implements ResettableInterface
 {
-    /**
-     * constants available to client code for interpreting the values of EE_Maintenance_Mode::level().
-     * level_0_not_in_maintenance means the site is NOT in maintenance mode (so everything's normal)
-     */
-    const level_0_not_in_maintenance = 0;
-
-    /**
-     * level_1_frontend_only_maintenance means that the site's frontend EE code should be completely disabled
-     * but the admin backend should be running as normal. Maybe an admin can view the frontend though
-     */
-    const level_1_frontend_only_maintenance = 1;
-
-    /**
-     * level_2_complete_maintenance means the frontend AND EE backend code are disabled. The only system running
-     * is the maintenance mode stuff, which will require users to update all addons, and then finish running all
-     * migration scripts before taking the site out of maintenance mode
-     */
-    const level_2_complete_maintenance = 2;
-
-    /**
-     * the name of the option which stores the current level of maintenance mode
-     */
-    const option_name_maintenance_mode = 'ee_maintenance_mode';
-
-
-    /**
-     * @var EE_Maintenance_Mode $_instance
-     */
-    private static $_instance;
-
-    /**
-     * @var EE_Registry $EE
-     */
-    protected $EE;
-
-
-    /**
-     * @singleton method used to instantiate class object
-     * @return EE_Maintenance_Mode
-     */
-    public static function instance()
-    {
-        // check if class object is instantiated
-        if (! self::$_instance instanceof EE_Maintenance_Mode) {
-            self::$_instance = new self();
-        }
-        return self::$_instance;
-    }
-
-
-    /**
-     * Resets maintenance mode (mostly just re-checks whether we should be in maintenance mode)
-     *
-     * @return EE_Maintenance_Mode
-     * @throws EE_Error
-     */
-    public static function reset()
-    {
-        self::instance()->set_maintenance_mode_if_db_old();
-        return self::instance();
-    }
-
-
-    /**
-     *private constructor to prevent direct creation
-     */
-    private function __construct()
-    {
-        // if M-Mode level 2 is engaged, we still need basic assets loaded
-        add_action('wp_enqueue_scripts', [$this, 'load_assets_required_for_m_mode']);
-        // shut 'er down for maintenance ?
-        add_filter('the_content', [$this, 'the_content'], 2);
-        // redirect ee menus to maintenance page
-        add_action('admin_page_access_denied', [$this, 'redirect_to_maintenance']);
-        // add powered by EE msg
-        add_action('shutdown', [$this, 'display_maintenance_mode_notice'], 10);
-    }
-
-
-    /**
-     * retrieves the maintenance mode option value from the db
-     *
-     * @return int
-     */
-    public function real_level()
-    {
-        return (int) get_option(self::option_name_maintenance_mode, EE_Maintenance_Mode::level_0_not_in_maintenance);
-    }
-
-
-    /**
-     * Returns whether the models reportedly are able to run queries or not
-     * (ie, if the system thinks their tables are present and up-to-date).
-     *
-     * @return boolean
-     */
-    public function models_can_query()
-    {
-        return $this->real_level() !== EE_Maintenance_Mode::level_2_complete_maintenance;
-    }
-
-
-    /**
-     * Determines whether we're in maintenance mode and what level. However, while the site
-     * is in level 1 maintenance, and an admin visits the frontend, this function makes it appear
-     * to them as if teh site isn't in maintenance mode.
-     * EE_Maintenance_Mode::level_0_not_in_maintenance => not in maintenance mode (in normal mode)
-     * EE_Maintenance_Mode::level_1_frontend_only_maintenance=> frontend-only maintenance mode
-     * EE_Maintenance_Mode::level_2_complete_maintenance => frontend and backend maintenance mode
-     *
-     * @return int
-     */
-    public function level()
-    {
-        $maintenance_mode_level = $this->real_level();
-        // if this is an admin request, we'll be honest... except if it's ajax, because that might be from the frontend
-        if (
-            $maintenance_mode_level === EE_Maintenance_Mode::level_1_frontend_only_maintenance// we're in level 1
-            && ((defined('DOING_AJAX') && DOING_AJAX) || ! is_admin()) // on non-ajax frontend requests
-            && current_user_can('administrator') // when the user is an admin
-        ) {
-            $maintenance_mode_level = EE_Maintenance_Mode::level_0_not_in_maintenance;
-        }
-        return $maintenance_mode_level;
-    }
-
-
-    /**
-     * Determines if we need to put EE in maintenance mode because the database needs updating
-     *
-     * @return boolean true if DB is old and maintenance mode was triggered; false otherwise
-     * @throws EE_Error
-     */
-    public function set_maintenance_mode_if_db_old()
-    {
-        LoaderFactory::getLoader()->getShared('Data_Migration_Manager');
-        if (EE_Data_Migration_Manager::instance()->check_for_applicable_data_migration_scripts()) {
-            update_option(self::option_name_maintenance_mode, self::level_2_complete_maintenance);
-            return true;
-        }
-        if ($this->level() === self::level_2_complete_maintenance) {
-            // we also want to handle the opposite: if the site is mm2, but there aren't any migrations to run
-            // then we shouldn't be in mm2. (Maybe an addon got deactivated?)
-            update_option(self::option_name_maintenance_mode, self::level_0_not_in_maintenance);
-            return false;
-        }
-        return false;
-    }
-
-
-    /**
-     * Updates the maintenance level on the site
-     *
-     * @param int $level
-     * @return void
-     */
-    public function set_maintenance_level($level)
-    {
-        do_action('AHEE__EE_Maintenance_Mode__set_maintenance_level', $level);
-        update_option(self::option_name_maintenance_mode, (int) $level);
-    }
-
-
-    /**
-     * returns TRUE if M-Mode is engaged and the current request is not for the admin
-     *
-     * @return bool
-     */
-    public static function disable_frontend_for_maintenance()
-    {
-        return (! is_admin() && EE_Maintenance_Mode::instance()->level());
-    }
-
-
-    /**
-     * @return void
-     */
-    public function load_assets_required_for_m_mode()
-    {
-        if (
-            $this->real_level() === EE_Maintenance_Mode::level_2_complete_maintenance
-            && ! wp_script_is('espresso_core')
-        ) {
-            wp_register_style(
-                'espresso_default',
-                EE_GLOBAL_ASSETS_URL . 'css/espresso_default.css',
-                ['dashicons'],
-                EVENT_ESPRESSO_VERSION
-            );
-            wp_enqueue_style('espresso_default');
-            wp_register_script(
-                'espresso_core',
-                EE_GLOBAL_ASSETS_URL . 'scripts/espresso_core.js',
-                ['jquery'],
-                EVENT_ESPRESSO_VERSION,
-                true
-            );
-            wp_enqueue_script('espresso_core');
-        }
-    }
-
-
-    /**
-     * replacement EE CPT template that displays message notifying site visitors
-     * that EE has been temporarily placed into maintenance mode
-     * does NOT get called on non-EE-CPT requests
-     *
-     * @return    string
-     */
-    public static function template_include()
-    {
-        // shut 'er down for maintenance ? then don't use any of our templates for our endpoints
-        return get_template_directory() . '/index.php';
-    }
-
-
-    /**
-     * displays message notifying site visitors that EE has been temporarily
-     * placed into maintenance mode when post_type != EE CPT
-     *
-     * @param string $the_content
-     * @return string
-     */
-    public function the_content($the_content)
-    {
-        // check if M-mode is engaged and for EE shortcode
-        if ($this->level() && strpos($the_content, '[ESPRESSO_') !== false) {
-            // this can eventually be moved to a template, or edited via admin. But for now...
-            $the_content = sprintf(
-                esc_html__(
-                    '%sMaintenance Mode%sEvent Registration has been temporarily closed while system maintenance is being performed. We\'re sorry for any inconveniences this may have caused. Please try back again later.%s',
-                    'event_espresso'
-                ),
-                '<h3>',
-                '</h3><p>',
-                '</p>'
-            );
-        }
-        return $the_content;
-    }
-
-
-    /**
-     * displays message on frontend of site notifying admin that EE has been temporarily placed into maintenance mode
-     */
-    public function display_maintenance_mode_notice()
-    {
-        if (! did_action('AHEE__EE_System__load_core_configuration__complete')) {
-            return;
-        }
-        /** @var CurrentPage $current_page */
-        $current_page = LoaderFactory::getLoader()->getShared(CurrentPage::class);
-        // check if M-mode is engaged and for EE shortcode
-        if (
-            ! (defined('DOING_AJAX') && DOING_AJAX)
-            && $this->real_level()
-            && ! is_admin()
-            && current_user_can('administrator')
-            && $current_page->isEspressoPage()
-        ) {
-            printf(
-                esc_html__(
-                    '%sclose%sEvent Registration is currently disabled because Event Espresso has been placed into Maintenance Mode. To change Maintenance Mode settings, click here %sEE Maintenance Mode Admin Page%s',
-                    'event_espresso'
-                ),
-                '<div id="ee-m-mode-admin-notice-dv" class="ee-really-important-notice-dv"><a class="close-espresso-notice" title="',
-                '"><span class="dashicons dashicons-no"></span></a><p>',
-                ' &raquo; <a href="' . add_query_arg(
-                    ['page' => 'espresso_maintenance_settings'],
-                    admin_url('admin.php')
-                ) . '">',
-                '</a></p></div>'
-            );
-        }
-    }
-    // espresso-notices important-notice ee-attention
-
-    /**
-     * Redirects EE admin menu requests to the maintenance page
-     */
-    public function redirect_to_maintenance()
-    {
-        global $pagenow;
-        $request = LoaderFactory::getLoader()->getShared(RequestInterface::class);
-        $page   = $request->getRequestParam('page');
-
-        if (
-            $pagenow == 'admin.php'
-            && $page !== 'espresso_maintenance_settings'
-            && strpos($page, 'espresso_') !== false
-            && $this->real_level() == EE_Maintenance_Mode::level_2_complete_maintenance
-        ) {
-            EEH_URL::safeRedirectAndExit('admin.php?page=espresso_maintenance_settings');
-        }
-    }
-
-
-    /**
-     * override magic methods
-     */
-    final public function __destruct()
-    {
-    }
-
-
-    final public function __call($a, $b)
-    {
-    }
-
-
-    final public function __get($a)
-    {
-    }
-
-
-    final public function __set($a, $b)
-    {
-    }
-
-
-    final public function __isset($a)
-    {
-    }
-
-
-    final public function __unset($a)
-    {
-    }
-
-
-    final public function __sleep()
-    {
-        return [];
-    }
-
-
-    final public function __wakeup()
-    {
-    }
-
-
-    final public function __invoke()
-    {
-    }
-
-
-    final public static function __set_state($a = null)
-    {
-        return EE_Maintenance_Mode::instance();
-    }
-
-
-    final public function __clone()
-    {
-    }
+	/**
+	 * constants available to client code for interpreting the values of EE_Maintenance_Mode::level().
+	 * level_0_not_in_maintenance means the site is NOT in maintenance mode (so everything's normal)
+	 */
+	const level_0_not_in_maintenance = 0;
+
+	/**
+	 * level_1_frontend_only_maintenance means that the site's frontend EE code should be completely disabled
+	 * but the admin backend should be running as normal. Maybe an admin can view the frontend though
+	 */
+	const level_1_frontend_only_maintenance = 1;
+
+	/**
+	 * level_2_complete_maintenance means the frontend AND EE backend code are disabled. The only system running
+	 * is the maintenance mode stuff, which will require users to update all addons, and then finish running all
+	 * migration scripts before taking the site out of maintenance mode
+	 */
+	const level_2_complete_maintenance = 2;
+
+	/**
+	 * the name of the option which stores the current level of maintenance mode
+	 */
+	const option_name_maintenance_mode = 'ee_maintenance_mode';
+
+
+	/**
+	 * @var EE_Maintenance_Mode $_instance
+	 */
+	private static $_instance;
+
+	/**
+	 * @var EE_Registry $EE
+	 */
+	protected $EE;
+
+
+	/**
+	 * @singleton method used to instantiate class object
+	 * @return EE_Maintenance_Mode
+	 */
+	public static function instance()
+	{
+		// check if class object is instantiated
+		if (! self::$_instance instanceof EE_Maintenance_Mode) {
+			self::$_instance = new self();
+		}
+		return self::$_instance;
+	}
+
+
+	/**
+	 * Resets maintenance mode (mostly just re-checks whether we should be in maintenance mode)
+	 *
+	 * @return EE_Maintenance_Mode
+	 * @throws EE_Error
+	 */
+	public static function reset()
+	{
+		self::instance()->set_maintenance_mode_if_db_old();
+		return self::instance();
+	}
+
+
+	/**
+	 *private constructor to prevent direct creation
+	 */
+	private function __construct()
+	{
+		// if M-Mode level 2 is engaged, we still need basic assets loaded
+		add_action('wp_enqueue_scripts', [$this, 'load_assets_required_for_m_mode']);
+		// shut 'er down for maintenance ?
+		add_filter('the_content', [$this, 'the_content'], 2);
+		// redirect ee menus to maintenance page
+		add_action('admin_page_access_denied', [$this, 'redirect_to_maintenance']);
+		// add powered by EE msg
+		add_action('shutdown', [$this, 'display_maintenance_mode_notice'], 10);
+	}
+
+
+	/**
+	 * retrieves the maintenance mode option value from the db
+	 *
+	 * @return int
+	 */
+	public function real_level()
+	{
+		return (int) get_option(self::option_name_maintenance_mode, EE_Maintenance_Mode::level_0_not_in_maintenance);
+	}
+
+
+	/**
+	 * Returns whether the models reportedly are able to run queries or not
+	 * (ie, if the system thinks their tables are present and up-to-date).
+	 *
+	 * @return boolean
+	 */
+	public function models_can_query()
+	{
+		return $this->real_level() !== EE_Maintenance_Mode::level_2_complete_maintenance;
+	}
+
+
+	/**
+	 * Determines whether we're in maintenance mode and what level. However, while the site
+	 * is in level 1 maintenance, and an admin visits the frontend, this function makes it appear
+	 * to them as if teh site isn't in maintenance mode.
+	 * EE_Maintenance_Mode::level_0_not_in_maintenance => not in maintenance mode (in normal mode)
+	 * EE_Maintenance_Mode::level_1_frontend_only_maintenance=> frontend-only maintenance mode
+	 * EE_Maintenance_Mode::level_2_complete_maintenance => frontend and backend maintenance mode
+	 *
+	 * @return int
+	 */
+	public function level()
+	{
+		$maintenance_mode_level = $this->real_level();
+		// if this is an admin request, we'll be honest... except if it's ajax, because that might be from the frontend
+		if (
+			$maintenance_mode_level === EE_Maintenance_Mode::level_1_frontend_only_maintenance// we're in level 1
+			&& ((defined('DOING_AJAX') && DOING_AJAX) || ! is_admin()) // on non-ajax frontend requests
+			&& current_user_can('administrator') // when the user is an admin
+		) {
+			$maintenance_mode_level = EE_Maintenance_Mode::level_0_not_in_maintenance;
+		}
+		return $maintenance_mode_level;
+	}
+
+
+	/**
+	 * Determines if we need to put EE in maintenance mode because the database needs updating
+	 *
+	 * @return boolean true if DB is old and maintenance mode was triggered; false otherwise
+	 * @throws EE_Error
+	 */
+	public function set_maintenance_mode_if_db_old()
+	{
+		LoaderFactory::getLoader()->getShared('Data_Migration_Manager');
+		if (EE_Data_Migration_Manager::instance()->check_for_applicable_data_migration_scripts()) {
+			update_option(self::option_name_maintenance_mode, self::level_2_complete_maintenance);
+			return true;
+		}
+		if ($this->level() === self::level_2_complete_maintenance) {
+			// we also want to handle the opposite: if the site is mm2, but there aren't any migrations to run
+			// then we shouldn't be in mm2. (Maybe an addon got deactivated?)
+			update_option(self::option_name_maintenance_mode, self::level_0_not_in_maintenance);
+			return false;
+		}
+		return false;
+	}
+
+
+	/**
+	 * Updates the maintenance level on the site
+	 *
+	 * @param int $level
+	 * @return void
+	 */
+	public function set_maintenance_level($level)
+	{
+		do_action('AHEE__EE_Maintenance_Mode__set_maintenance_level', $level);
+		update_option(self::option_name_maintenance_mode, (int) $level);
+	}
+
+
+	/**
+	 * returns TRUE if M-Mode is engaged and the current request is not for the admin
+	 *
+	 * @return bool
+	 */
+	public static function disable_frontend_for_maintenance()
+	{
+		return (! is_admin() && EE_Maintenance_Mode::instance()->level());
+	}
+
+
+	/**
+	 * @return void
+	 */
+	public function load_assets_required_for_m_mode()
+	{
+		if (
+			$this->real_level() === EE_Maintenance_Mode::level_2_complete_maintenance
+			&& ! wp_script_is('espresso_core')
+		) {
+			wp_register_style(
+				'espresso_default',
+				EE_GLOBAL_ASSETS_URL . 'css/espresso_default.css',
+				['dashicons'],
+				EVENT_ESPRESSO_VERSION
+			);
+			wp_enqueue_style('espresso_default');
+			wp_register_script(
+				'espresso_core',
+				EE_GLOBAL_ASSETS_URL . 'scripts/espresso_core.js',
+				['jquery'],
+				EVENT_ESPRESSO_VERSION,
+				true
+			);
+			wp_enqueue_script('espresso_core');
+		}
+	}
+
+
+	/**
+	 * replacement EE CPT template that displays message notifying site visitors
+	 * that EE has been temporarily placed into maintenance mode
+	 * does NOT get called on non-EE-CPT requests
+	 *
+	 * @return    string
+	 */
+	public static function template_include()
+	{
+		// shut 'er down for maintenance ? then don't use any of our templates for our endpoints
+		return get_template_directory() . '/index.php';
+	}
+
+
+	/**
+	 * displays message notifying site visitors that EE has been temporarily
+	 * placed into maintenance mode when post_type != EE CPT
+	 *
+	 * @param string $the_content
+	 * @return string
+	 */
+	public function the_content($the_content)
+	{
+		// check if M-mode is engaged and for EE shortcode
+		if ($this->level() && strpos($the_content, '[ESPRESSO_') !== false) {
+			// this can eventually be moved to a template, or edited via admin. But for now...
+			$the_content = sprintf(
+				esc_html__(
+					'%sMaintenance Mode%sEvent Registration has been temporarily closed while system maintenance is being performed. We\'re sorry for any inconveniences this may have caused. Please try back again later.%s',
+					'event_espresso'
+				),
+				'<h3>',
+				'</h3><p>',
+				'</p>'
+			);
+		}
+		return $the_content;
+	}
+
+
+	/**
+	 * displays message on frontend of site notifying admin that EE has been temporarily placed into maintenance mode
+	 */
+	public function display_maintenance_mode_notice()
+	{
+		if (! did_action('AHEE__EE_System__load_core_configuration__complete')) {
+			return;
+		}
+		/** @var CurrentPage $current_page */
+		$current_page = LoaderFactory::getLoader()->getShared(CurrentPage::class);
+		// check if M-mode is engaged and for EE shortcode
+		if (
+			! (defined('DOING_AJAX') && DOING_AJAX)
+			&& $this->real_level()
+			&& ! is_admin()
+			&& current_user_can('administrator')
+			&& $current_page->isEspressoPage()
+		) {
+			printf(
+				esc_html__(
+					'%sclose%sEvent Registration is currently disabled because Event Espresso has been placed into Maintenance Mode. To change Maintenance Mode settings, click here %sEE Maintenance Mode Admin Page%s',
+					'event_espresso'
+				),
+				'<div id="ee-m-mode-admin-notice-dv" class="ee-really-important-notice-dv"><a class="close-espresso-notice" title="',
+				'"><span class="dashicons dashicons-no"></span></a><p>',
+				' &raquo; <a href="' . add_query_arg(
+					['page' => 'espresso_maintenance_settings'],
+					admin_url('admin.php')
+				) . '">',
+				'</a></p></div>'
+			);
+		}
+	}
+	// espresso-notices important-notice ee-attention
+
+	/**
+	 * Redirects EE admin menu requests to the maintenance page
+	 */
+	public function redirect_to_maintenance()
+	{
+		global $pagenow;
+		$request = LoaderFactory::getLoader()->getShared(RequestInterface::class);
+		$page   = $request->getRequestParam('page');
+
+		if (
+			$pagenow == 'admin.php'
+			&& $page !== 'espresso_maintenance_settings'
+			&& strpos($page, 'espresso_') !== false
+			&& $this->real_level() == EE_Maintenance_Mode::level_2_complete_maintenance
+		) {
+			EEH_URL::safeRedirectAndExit('admin.php?page=espresso_maintenance_settings');
+		}
+	}
+
+
+	/**
+	 * override magic methods
+	 */
+	final public function __destruct()
+	{
+	}
+
+
+	final public function __call($a, $b)
+	{
+	}
+
+
+	final public function __get($a)
+	{
+	}
+
+
+	final public function __set($a, $b)
+	{
+	}
+
+
+	final public function __isset($a)
+	{
+	}
+
+
+	final public function __unset($a)
+	{
+	}
+
+
+	final public function __sleep()
+	{
+		return [];
+	}
+
+
+	final public function __wakeup()
+	{
+	}
+
+
+	final public function __invoke()
+	{
+	}
+
+
+	final public static function __set_state($a = null)
+	{
+		return EE_Maintenance_Mode::instance();
+	}
+
+
+	final public function __clone()
+	{
+	}
 
 
-    final public static function __callStatic($a, $b)
-    {
-    }
+	final public static function __callStatic($a, $b)
+	{
+	}
 }

Spacing +9 added lines, -9 removed lines

@@ -59,7 +59,7 @@ 
     public static function instance()
     {
         // check if class object is instantiated
-        if (! self::$_instance instanceof EE_Maintenance_Mode) {
+        if ( ! self::$_instance instanceof EE_Maintenance_Mode) {
             self::$_instance = new self();
         }
         return self::$_instance;
@@ -186,7 +186,7 @@ 
      */
     public static function disable_frontend_for_maintenance()
     {
-        return (! is_admin() && EE_Maintenance_Mode::instance()->level());
+        return ( ! is_admin() && EE_Maintenance_Mode::instance()->level());
     }
 
 
@@ -201,14 +201,14 @@ 
         ) {
             wp_register_style(
                 'espresso_default',
-                EE_GLOBAL_ASSETS_URL . 'css/espresso_default.css',
+                EE_GLOBAL_ASSETS_URL.'css/espresso_default.css',
                 ['dashicons'],
                 EVENT_ESPRESSO_VERSION
             );
             wp_enqueue_style('espresso_default');
             wp_register_script(
                 'espresso_core',
-                EE_GLOBAL_ASSETS_URL . 'scripts/espresso_core.js',
+                EE_GLOBAL_ASSETS_URL.'scripts/espresso_core.js',
                 ['jquery'],
                 EVENT_ESPRESSO_VERSION,
                 true
@@ -228,7 +228,7 @@ 
     public static function template_include()
     {
         // shut 'er down for maintenance ? then don't use any of our templates for our endpoints
-        return get_template_directory() . '/index.php';
+        return get_template_directory().'/index.php';
     }
 
 
@@ -263,7 +263,7 @@ 
      */
     public function display_maintenance_mode_notice()
     {
-        if (! did_action('AHEE__EE_System__load_core_configuration__complete')) {
+        if ( ! did_action('AHEE__EE_System__load_core_configuration__complete')) {
             return;
         }
         /** @var CurrentPage $current_page */
@@ -283,10 +283,10 @@ 
                 ),
                 '<div id="ee-m-mode-admin-notice-dv" class="ee-really-important-notice-dv"><a class="close-espresso-notice" title="',
                 '"><span class="dashicons dashicons-no"></span></a><p>',
-                ' &raquo; <a href="' . add_query_arg(
+                ' &raquo; <a href="'.add_query_arg(
                     ['page' => 'espresso_maintenance_settings'],
                     admin_url('admin.php')
-                ) . '">',
+                ).'">',
                 '</a></p></div>'
             );
         }
@@ -300,7 +300,7 @@ 
     {
         global $pagenow;
         $request = LoaderFactory::getLoader()->getShared(RequestInterface::class);
-        $page   = $request->getRequestParam('page');
+        $page = $request->getRequestParam('page');
 
         if (
             $pagenow == 'admin.php'