eventespresso / event-espresso-core

core/EE_Front_Controller.core.php

Indentation +499 added lines, -499 removed lines

@@ -8,7 +8,7 @@ 
 use EventEspresso\widgets\EspressoWidget;
 
 if ( ! defined('EVENT_ESPRESSO_VERSION')) {
-    exit('No direct script access allowed');
+	exit('No direct script access allowed');
 }
 
 /**
@@ -31,405 +31,405 @@ 
 final class EE_Front_Controller
 {
 
-    /**
-     * @var string $_template_path
-     */
-    private $_template_path;
-
-    /**
-     * @var string $_template
-     */
-    private $_template;
-
-    /**
-     * @type EE_Registry $Registry
-     */
-    protected $Registry;
-
-    /**
-     * @type EE_Request_Handler $Request_Handler
-     */
-    protected $Request_Handler;
-
-    /**
-     * @type EE_Module_Request_Router $Module_Request_Router
-     */
-    protected $Module_Request_Router;
-
-    /**
-     * @var PersistentAdminNoticeManager $persistent_admin_notice_manager
-     */
-    private $persistent_admin_notice_manager;
-
-
-    /**
-     *    class constructor
-     *    should fire after shortcode, module, addon, or other plugin's default priority init phases have run
-     *
-     * @access    public
-     * @param \EE_Registry              $Registry
-     * @param \EE_Request_Handler       $Request_Handler
-     * @param \EE_Module_Request_Router $Module_Request_Router
-     */
-    public function __construct(
-        EE_Registry $Registry,
-        EE_Request_Handler $Request_Handler,
-        EE_Module_Request_Router $Module_Request_Router
-    ) {
-        $this->Registry              = $Registry;
-        $this->Request_Handler       = $Request_Handler;
-        $this->Module_Request_Router = $Module_Request_Router;
-        // determine how to integrate WP_Query with the EE models
-        add_action('AHEE__EE_System__initialize', array($this, 'employ_CPT_Strategy'));
-        // just in case any nag notices are created during the request
-        add_action('AHEE__EE_System__initialize_last', array($this, 'loadPersistentAdminNoticeManager'));
-        // load other resources and begin to actually run shortcodes and modules
-        add_action('wp_loaded', array($this, 'wp_loaded'), 5);
-        // analyse the incoming WP request
-        add_action('parse_request', array($this, 'get_request'), 1, 1);
-        // process request with module factory
-        add_action('pre_get_posts', array($this, 'pre_get_posts'), 10, 1);
-        // before headers sent
-        add_action('wp', array($this, 'wp'), 5);
-        // primarily used to process any content shortcodes
-        add_action('template_redirect', array($this, 'templateRedirect'), 999);
-        // header
-        add_action('wp_head', array($this, 'header_meta_tag'), 5);
-        add_action('wp_print_scripts', array($this, 'wp_print_scripts'), 10);
-        add_filter('template_include', array($this, 'template_include'), 1);
-        // display errors
-        add_action('loop_start', array($this, 'display_errors'), 2);
-        // the content
-        // add_filter( 'the_content', array( $this, 'the_content' ), 5, 1 );
-        //exclude our private cpt comments
-        add_filter('comments_clauses', array($this, 'filter_wp_comments'), 10, 1);
-        //make sure any ajax requests will respect the url schema when requests are made against admin-ajax.php (http:// or https://)
-        add_filter('admin_url', array($this, 'maybe_force_admin_ajax_ssl'), 200, 1);
-        // action hook EE
-        do_action('AHEE__EE_Front_Controller__construct__done', $this);
-        // for checking that browser cookies are enabled
-        if (apply_filters('FHEE__EE_Front_Controller____construct__set_test_cookie', true)) {
-            setcookie('ee_cookie_test', uniqid('ect',true), time() + DAY_IN_SECONDS, '/');
-        }
-    }
-
-
-    /**
-     * @return EE_Request_Handler
-     */
-    public function Request_Handler()
-    {
-        return $this->Request_Handler;
-    }
-
-
-    /**
-     * @return EE_Module_Request_Router
-     */
-    public function Module_Request_Router()
-    {
-        return $this->Module_Request_Router;
-    }
-
-
-
-    /**
-     * @return LegacyShortcodesManager
-     */
-    public function getLegacyShortcodesManager()
-    {
-        return EE_Config::getLegacyShortcodesManager();
-    }
-
-
-
-
-
-    /***********************************************        INIT ACTION HOOK         ***********************************************/
-
-
-
-    /**
-     * filter_wp_comments
-     * This simply makes sure that any "private" EE CPTs do not have their comments show up in any wp comment
-     * widgets/queries done on frontend
-     *
-     * @param  array $clauses array of comment clauses setup by WP_Comment_Query
-     * @return array array of comment clauses with modifications.
-     */
-    public function filter_wp_comments($clauses)
-    {
-        global $wpdb;
-        if (strpos($clauses['join'], $wpdb->posts) !== false) {
-            $cpts = EE_Register_CPTs::get_private_CPTs();
-            foreach ($cpts as $cpt => $details) {
-                $clauses['where'] .= $wpdb->prepare(" AND $wpdb->posts.post_type != %s", $cpt);
-            }
-        }
-        return $clauses;
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function employ_CPT_Strategy()
-    {
-        if (apply_filters('FHEE__EE_Front_Controller__employ_CPT_Strategy', true)) {
-            $this->Registry->load_core('CPT_Strategy');
-        }
-    }
-
-
-    /**
-     * @return void
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function loadPersistentAdminNoticeManager()
-    {
-        $this->persistent_admin_notice_manager = LoaderFactory::getLoader()->getShared(
-            'EventEspresso\core\services\notifications\PersistentAdminNoticeManager'
-        );
-    }
-
-
-    /**
-     * this just makes sure that if the site is using ssl that we force that for any admin ajax calls from frontend
-     *
-     * @param  string $url incoming url
-     * @return string         final assembled url
-     */
-    public function maybe_force_admin_ajax_ssl($url)
-    {
-        if (is_ssl() && preg_match('/admin-ajax.php/', $url)) {
-            $url = str_replace('http://', 'https://', $url);
-        }
-        return $url;
-    }
+	/**
+	 * @var string $_template_path
+	 */
+	private $_template_path;
+
+	/**
+	 * @var string $_template
+	 */
+	private $_template;
+
+	/**
+	 * @type EE_Registry $Registry
+	 */
+	protected $Registry;
+
+	/**
+	 * @type EE_Request_Handler $Request_Handler
+	 */
+	protected $Request_Handler;
+
+	/**
+	 * @type EE_Module_Request_Router $Module_Request_Router
+	 */
+	protected $Module_Request_Router;
+
+	/**
+	 * @var PersistentAdminNoticeManager $persistent_admin_notice_manager
+	 */
+	private $persistent_admin_notice_manager;
+
+
+	/**
+	 *    class constructor
+	 *    should fire after shortcode, module, addon, or other plugin's default priority init phases have run
+	 *
+	 * @access    public
+	 * @param \EE_Registry              $Registry
+	 * @param \EE_Request_Handler       $Request_Handler
+	 * @param \EE_Module_Request_Router $Module_Request_Router
+	 */
+	public function __construct(
+		EE_Registry $Registry,
+		EE_Request_Handler $Request_Handler,
+		EE_Module_Request_Router $Module_Request_Router
+	) {
+		$this->Registry              = $Registry;
+		$this->Request_Handler       = $Request_Handler;
+		$this->Module_Request_Router = $Module_Request_Router;
+		// determine how to integrate WP_Query with the EE models
+		add_action('AHEE__EE_System__initialize', array($this, 'employ_CPT_Strategy'));
+		// just in case any nag notices are created during the request
+		add_action('AHEE__EE_System__initialize_last', array($this, 'loadPersistentAdminNoticeManager'));
+		// load other resources and begin to actually run shortcodes and modules
+		add_action('wp_loaded', array($this, 'wp_loaded'), 5);
+		// analyse the incoming WP request
+		add_action('parse_request', array($this, 'get_request'), 1, 1);
+		// process request with module factory
+		add_action('pre_get_posts', array($this, 'pre_get_posts'), 10, 1);
+		// before headers sent
+		add_action('wp', array($this, 'wp'), 5);
+		// primarily used to process any content shortcodes
+		add_action('template_redirect', array($this, 'templateRedirect'), 999);
+		// header
+		add_action('wp_head', array($this, 'header_meta_tag'), 5);
+		add_action('wp_print_scripts', array($this, 'wp_print_scripts'), 10);
+		add_filter('template_include', array($this, 'template_include'), 1);
+		// display errors
+		add_action('loop_start', array($this, 'display_errors'), 2);
+		// the content
+		// add_filter( 'the_content', array( $this, 'the_content' ), 5, 1 );
+		//exclude our private cpt comments
+		add_filter('comments_clauses', array($this, 'filter_wp_comments'), 10, 1);
+		//make sure any ajax requests will respect the url schema when requests are made against admin-ajax.php (http:// or https://)
+		add_filter('admin_url', array($this, 'maybe_force_admin_ajax_ssl'), 200, 1);
+		// action hook EE
+		do_action('AHEE__EE_Front_Controller__construct__done', $this);
+		// for checking that browser cookies are enabled
+		if (apply_filters('FHEE__EE_Front_Controller____construct__set_test_cookie', true)) {
+			setcookie('ee_cookie_test', uniqid('ect',true), time() + DAY_IN_SECONDS, '/');
+		}
+	}
+
+
+	/**
+	 * @return EE_Request_Handler
+	 */
+	public function Request_Handler()
+	{
+		return $this->Request_Handler;
+	}
+
+
+	/**
+	 * @return EE_Module_Request_Router
+	 */
+	public function Module_Request_Router()
+	{
+		return $this->Module_Request_Router;
+	}
+
+
+
+	/**
+	 * @return LegacyShortcodesManager
+	 */
+	public function getLegacyShortcodesManager()
+	{
+		return EE_Config::getLegacyShortcodesManager();
+	}
+
+
+
+
+
+	/***********************************************        INIT ACTION HOOK         ***********************************************/
+
+
+
+	/**
+	 * filter_wp_comments
+	 * This simply makes sure that any "private" EE CPTs do not have their comments show up in any wp comment
+	 * widgets/queries done on frontend
+	 *
+	 * @param  array $clauses array of comment clauses setup by WP_Comment_Query
+	 * @return array array of comment clauses with modifications.
+	 */
+	public function filter_wp_comments($clauses)
+	{
+		global $wpdb;
+		if (strpos($clauses['join'], $wpdb->posts) !== false) {
+			$cpts = EE_Register_CPTs::get_private_CPTs();
+			foreach ($cpts as $cpt => $details) {
+				$clauses['where'] .= $wpdb->prepare(" AND $wpdb->posts.post_type != %s", $cpt);
+			}
+		}
+		return $clauses;
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function employ_CPT_Strategy()
+	{
+		if (apply_filters('FHEE__EE_Front_Controller__employ_CPT_Strategy', true)) {
+			$this->Registry->load_core('CPT_Strategy');
+		}
+	}
+
+
+	/**
+	 * @return void
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function loadPersistentAdminNoticeManager()
+	{
+		$this->persistent_admin_notice_manager = LoaderFactory::getLoader()->getShared(
+			'EventEspresso\core\services\notifications\PersistentAdminNoticeManager'
+		);
+	}
+
+
+	/**
+	 * this just makes sure that if the site is using ssl that we force that for any admin ajax calls from frontend
+	 *
+	 * @param  string $url incoming url
+	 * @return string         final assembled url
+	 */
+	public function maybe_force_admin_ajax_ssl($url)
+	{
+		if (is_ssl() && preg_match('/admin-ajax.php/', $url)) {
+			$url = str_replace('http://', 'https://', $url);
+		}
+		return $url;
+	}
 
 
 
-
-
-
-    /***********************************************        WP_LOADED ACTION HOOK         ***********************************************/
-
-
-    /**
-     *    wp_loaded - should fire after shortcode, module, addon, or other plugin's have been registered and their
-     *    default priority init phases have run
-     *
-     * @access    public
-     * @return    void
-     */
-    public function wp_loaded()
-    {
-    }
-
-
-
-
-
-    /***********************************************        PARSE_REQUEST HOOK         ***********************************************/
-    /**
-     *    _get_request
-     *
-     * @access public
-     * @param WP $WP
-     * @return void
-     */
-    public function get_request(WP $WP)
-    {
-        do_action('AHEE__EE_Front_Controller__get_request__start');
-        $this->Request_Handler->parse_request($WP);
-        do_action('AHEE__EE_Front_Controller__get_request__complete');
-    }
-
-
-
-    /**
-     *    pre_get_posts - basically a module factory for instantiating modules and selecting the final view template
-     *
-     * @access    public
-     * @param   WP_Query $WP_Query
-     * @return    void
-     */
-    public function pre_get_posts($WP_Query)
-    {
-        // only load Module_Request_Router if this is the main query
-        if (
-            $this->Module_Request_Router instanceof EE_Module_Request_Router
-            && $WP_Query->is_main_query()
-        ) {
-            // cycle thru module routes
-            while ($route = $this->Module_Request_Router->get_route($WP_Query)) {
-                // determine module and method for route
-                $module = $this->Module_Request_Router->resolve_route($route[0], $route[1]);
-                if ($module instanceof EED_Module) {
-                    // get registered view for route
-                    $this->_template_path = $this->Module_Request_Router->get_view($route);
-                    // grab module name
-                    $module_name = $module->module_name();
-                    // map the module to the module objects
-                    $this->Registry->modules->{$module_name} = $module;
-                }
-            }
-        }
-    }
-
-
-
-
-
-    /***********************************************        WP HOOK         ***********************************************/
-
-
-    /**
-     *    wp - basically last chance to do stuff before headers sent
-     *
-     * @access    public
-     * @return    void
-     */
-    public function wp()
-    {
-    }
-
-
-
-    /***********************     GET_HEADER && WP_HEAD HOOK     ***********************/
-
-
-
-    /**
-     * callback for the "template_redirect" hook point
-     * checks sidebars for EE widgets
-     * loads resources and assets accordingly
-     *
-     * @return void
-     */
-    public function templateRedirect()
-    {
-        global $wp_query;
-        if (empty($wp_query->posts)){
-            return;
-        }
-        // if we already know this is an espresso page, then load assets
-        $load_assets = $this->Request_Handler->is_espresso_page();
-        // if we are already loading assets then just move along, otherwise check for widgets
-        $load_assets = $load_assets ? $load_assets : $this->espresso_widgets_in_active_sidebars();
-        if ( $load_assets){
-            add_action('wp_enqueue_scripts', array($this, 'enqueueStyle'), 10);
-            add_action('wp_print_footer_scripts', array($this, 'enqueueScripts'), 10);
-        }
-    }
-
-
-
-    /**
-     * builds list of active widgets then scans active sidebars looking for them
-     * returns true is an EE widget is found in an active sidebar
-     * Please Note: this does NOT mean that the sidebar or widget
-     * is actually in use in a given template, as that is unfortunately not known
-     * until a sidebar and it's widgets are actually loaded
-     *
-     * @return boolean
-     */
-    private function espresso_widgets_in_active_sidebars()
-    {
-        $espresso_widgets = array();
-        foreach ($this->Registry->widgets as $widget_class => $widget) {
-            $id_base = EspressoWidget::getIdBase($widget_class);
-            if (is_active_widget(false, false, $id_base)) {
-                $espresso_widgets[] = $id_base;
-            }
-        }
-        $all_sidebar_widgets = wp_get_sidebars_widgets();
-        foreach ($all_sidebar_widgets as $sidebar_name => $sidebar_widgets) {
-            if (is_array($sidebar_widgets) && ! empty($sidebar_widgets)) {
-                foreach ($sidebar_widgets as $sidebar_widget) {
-                    foreach ($espresso_widgets as $espresso_widget) {
-                        if (strpos($sidebar_widget, $espresso_widget) !== false) {
-                            return true;
-                        }
-                    }
-                }
-            }
-        }
-        return false;
-    }
-
-
-
-
-    /**
-     *    header_meta_tag
-     *
-     * @access    public
-     * @return    void
-     */
-    public function header_meta_tag()
-    {
-        print(
-            apply_filters(
-                'FHEE__EE_Front_Controller__header_meta_tag',
-                '<meta name="generator" content="Event Espresso Version ' . EVENT_ESPRESSO_VERSION . "\" />\n")
-        );
-
-        //let's exclude all event type taxonomy term archive pages from search engine indexing
-        //@see https://events.codebasehq.com/projects/event-espresso/tickets/10249
-        //also exclude all critical pages from indexing
-        if (
-            (
-                is_tax('espresso_event_type')
-                && get_option( 'blog_public' ) !== '0'
-            )
-            || is_page(EE_Registry::instance()->CFG->core->get_critical_pages_array())
-        ) {
-            print(
-                apply_filters(
-                    'FHEE__EE_Front_Controller__header_meta_tag__noindex_for_event_type',
-                    '<meta name="robots" content="noindex,follow" />' . "\n"
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * wp_print_scripts
-     *
-     * @return void
-     */
-    public function wp_print_scripts()
-    {
-        global $post;
-        if (
-            isset($post->EE_Event)
-            && $post->EE_Event instanceof EE_Event
-            && get_post_type() === 'espresso_events'
-            && is_singular()
-        ) {
-            \EEH_Schema::add_json_linked_data_for_event($post->EE_Event);
-        }
-    }
-
-
-
-    public function enqueueStyle()
-    {
-        wp_enqueue_style('espresso_default');
-        wp_enqueue_style('espresso_custom_css');
-    }
-
-
-
-
-    /***********************************************        THE_CONTENT FILTER HOOK         **********************************************
+
+
+
+	/***********************************************        WP_LOADED ACTION HOOK         ***********************************************/
+
+
+	/**
+	 *    wp_loaded - should fire after shortcode, module, addon, or other plugin's have been registered and their
+	 *    default priority init phases have run
+	 *
+	 * @access    public
+	 * @return    void
+	 */
+	public function wp_loaded()
+	{
+	}
+
+
+
+
+
+	/***********************************************        PARSE_REQUEST HOOK         ***********************************************/
+	/**
+	 *    _get_request
+	 *
+	 * @access public
+	 * @param WP $WP
+	 * @return void
+	 */
+	public function get_request(WP $WP)
+	{
+		do_action('AHEE__EE_Front_Controller__get_request__start');
+		$this->Request_Handler->parse_request($WP);
+		do_action('AHEE__EE_Front_Controller__get_request__complete');
+	}
+
+
+
+	/**
+	 *    pre_get_posts - basically a module factory for instantiating modules and selecting the final view template
+	 *
+	 * @access    public
+	 * @param   WP_Query $WP_Query
+	 * @return    void
+	 */
+	public function pre_get_posts($WP_Query)
+	{
+		// only load Module_Request_Router if this is the main query
+		if (
+			$this->Module_Request_Router instanceof EE_Module_Request_Router
+			&& $WP_Query->is_main_query()
+		) {
+			// cycle thru module routes
+			while ($route = $this->Module_Request_Router->get_route($WP_Query)) {
+				// determine module and method for route
+				$module = $this->Module_Request_Router->resolve_route($route[0], $route[1]);
+				if ($module instanceof EED_Module) {
+					// get registered view for route
+					$this->_template_path = $this->Module_Request_Router->get_view($route);
+					// grab module name
+					$module_name = $module->module_name();
+					// map the module to the module objects
+					$this->Registry->modules->{$module_name} = $module;
+				}
+			}
+		}
+	}
+
+
+
+
+
+	/***********************************************        WP HOOK         ***********************************************/
+
+
+	/**
+	 *    wp - basically last chance to do stuff before headers sent
+	 *
+	 * @access    public
+	 * @return    void
+	 */
+	public function wp()
+	{
+	}
+
+
+
+	/***********************     GET_HEADER && WP_HEAD HOOK     ***********************/
+
+
+
+	/**
+	 * callback for the "template_redirect" hook point
+	 * checks sidebars for EE widgets
+	 * loads resources and assets accordingly
+	 *
+	 * @return void
+	 */
+	public function templateRedirect()
+	{
+		global $wp_query;
+		if (empty($wp_query->posts)){
+			return;
+		}
+		// if we already know this is an espresso page, then load assets
+		$load_assets = $this->Request_Handler->is_espresso_page();
+		// if we are already loading assets then just move along, otherwise check for widgets
+		$load_assets = $load_assets ? $load_assets : $this->espresso_widgets_in_active_sidebars();
+		if ( $load_assets){
+			add_action('wp_enqueue_scripts', array($this, 'enqueueStyle'), 10);
+			add_action('wp_print_footer_scripts', array($this, 'enqueueScripts'), 10);
+		}
+	}
+
+
+
+	/**
+	 * builds list of active widgets then scans active sidebars looking for them
+	 * returns true is an EE widget is found in an active sidebar
+	 * Please Note: this does NOT mean that the sidebar or widget
+	 * is actually in use in a given template, as that is unfortunately not known
+	 * until a sidebar and it's widgets are actually loaded
+	 *
+	 * @return boolean
+	 */
+	private function espresso_widgets_in_active_sidebars()
+	{
+		$espresso_widgets = array();
+		foreach ($this->Registry->widgets as $widget_class => $widget) {
+			$id_base = EspressoWidget::getIdBase($widget_class);
+			if (is_active_widget(false, false, $id_base)) {
+				$espresso_widgets[] = $id_base;
+			}
+		}
+		$all_sidebar_widgets = wp_get_sidebars_widgets();
+		foreach ($all_sidebar_widgets as $sidebar_name => $sidebar_widgets) {
+			if (is_array($sidebar_widgets) && ! empty($sidebar_widgets)) {
+				foreach ($sidebar_widgets as $sidebar_widget) {
+					foreach ($espresso_widgets as $espresso_widget) {
+						if (strpos($sidebar_widget, $espresso_widget) !== false) {
+							return true;
+						}
+					}
+				}
+			}
+		}
+		return false;
+	}
+
+
+
+
+	/**
+	 *    header_meta_tag
+	 *
+	 * @access    public
+	 * @return    void
+	 */
+	public function header_meta_tag()
+	{
+		print(
+			apply_filters(
+				'FHEE__EE_Front_Controller__header_meta_tag',
+				'<meta name="generator" content="Event Espresso Version ' . EVENT_ESPRESSO_VERSION . "\" />\n")
+		);
+
+		//let's exclude all event type taxonomy term archive pages from search engine indexing
+		//@see https://events.codebasehq.com/projects/event-espresso/tickets/10249
+		//also exclude all critical pages from indexing
+		if (
+			(
+				is_tax('espresso_event_type')
+				&& get_option( 'blog_public' ) !== '0'
+			)
+			|| is_page(EE_Registry::instance()->CFG->core->get_critical_pages_array())
+		) {
+			print(
+				apply_filters(
+					'FHEE__EE_Front_Controller__header_meta_tag__noindex_for_event_type',
+					'<meta name="robots" content="noindex,follow" />' . "\n"
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * wp_print_scripts
+	 *
+	 * @return void
+	 */
+	public function wp_print_scripts()
+	{
+		global $post;
+		if (
+			isset($post->EE_Event)
+			&& $post->EE_Event instanceof EE_Event
+			&& get_post_type() === 'espresso_events'
+			&& is_singular()
+		) {
+			\EEH_Schema::add_json_linked_data_for_event($post->EE_Event);
+		}
+	}
+
+
+
+	public function enqueueStyle()
+	{
+		wp_enqueue_style('espresso_default');
+		wp_enqueue_style('espresso_custom_css');
+	}
+
+
+
+
+	/***********************************************        THE_CONTENT FILTER HOOK         **********************************************
 
 
 
@@ -440,108 +440,108 @@ 
     //  * @param   $the_content
     //  * @return    string
     //  */
-    // public function the_content( $the_content ) {
-    // 	// nothing gets loaded at this point unless other systems turn this hookpoint on by using:  add_filter( 'FHEE_run_EE_the_content', '__return_true' );
-    // 	if ( apply_filters( 'FHEE_run_EE_the_content', FALSE ) ) {
-    // 	}
-    // 	return $the_content;
-    // }
-
-
-
-    /***********************************************        WP_FOOTER         ***********************************************/
-
-
-
-    public function enqueueScripts()
-    {
-        wp_enqueue_script('espresso_core');
-    }
-
-
-
-    /**
-     * display_errors
-     *
-     * @access public
-     * @return void
-     * @throws DomainException
-     */
-    public function display_errors()
-    {
-        static $shown_already = false;
-        do_action('AHEE__EE_Front_Controller__display_errors__begin');
-        if (
-            ! $shown_already
-            && apply_filters('FHEE__EE_Front_Controller__display_errors', true)
-            && is_main_query()
-            && ! is_feed()
-            && in_the_loop()
-            && $this->Request_Handler->is_espresso_page()
-        ) {
-            echo EE_Error::get_notices();
-            $shown_already = true;
-            EEH_Template::display_template(EE_TEMPLATES . 'espresso-ajax-notices.template.php');
-        }
-        do_action('AHEE__EE_Front_Controller__display_errors__end');
-    }
-
-
-
-
-
-    /***********************************************        UTILITIES         ***********************************************/
-    /**
-     *    template_include
-     *
-     * @access    public
-     * @param   string $template_include_path
-     * @return    string
-     */
-    public function template_include($template_include_path = null)
-    {
-        if ($this->Request_Handler->is_espresso_page()) {
-            $this->_template_path = ! empty($this->_template_path) ? basename($this->_template_path) : basename($template_include_path);
-            $template_path        = EEH_Template::locate_template($this->_template_path, array(), false);
-            $this->_template_path = ! empty($template_path) ? $template_path : $template_include_path;
-            $this->_template      = basename($this->_template_path);
-            return $this->_template_path;
-        }
-        return $template_include_path;
-    }
-
-
-    /**
-     *    get_selected_template
-     *
-     * @access    public
-     * @param bool $with_path
-     * @return    string
-     */
-    public function get_selected_template($with_path = false)
-    {
-        return $with_path ? $this->_template_path : $this->_template;
-    }
-
-
-
-    /**
-     * @deprecated 4.9.26
-     * @param string $shortcode_class
-     * @param \WP    $wp
-     */
-    public function initialize_shortcode($shortcode_class = '', WP $wp = null)
-    {
-        \EE_Error::doing_it_wrong(
-            __METHOD__,
-            __(
-                'Usage is deprecated. Please use \EventEspresso\core\services\shortcodes\LegacyShortcodesManager::initializeShortcode() instead.',
-                'event_espresso'
-            ),
-            '4.9.26'
-        );
-        $this->getLegacyShortcodesManager()->initializeShortcode($shortcode_class, $wp);
-    }
+	// public function the_content( $the_content ) {
+	// 	// nothing gets loaded at this point unless other systems turn this hookpoint on by using:  add_filter( 'FHEE_run_EE_the_content', '__return_true' );
+	// 	if ( apply_filters( 'FHEE_run_EE_the_content', FALSE ) ) {
+	// 	}
+	// 	return $the_content;
+	// }
+
+
+
+	/***********************************************        WP_FOOTER         ***********************************************/
+
+
+
+	public function enqueueScripts()
+	{
+		wp_enqueue_script('espresso_core');
+	}
+
+
+
+	/**
+	 * display_errors
+	 *
+	 * @access public
+	 * @return void
+	 * @throws DomainException
+	 */
+	public function display_errors()
+	{
+		static $shown_already = false;
+		do_action('AHEE__EE_Front_Controller__display_errors__begin');
+		if (
+			! $shown_already
+			&& apply_filters('FHEE__EE_Front_Controller__display_errors', true)
+			&& is_main_query()
+			&& ! is_feed()
+			&& in_the_loop()
+			&& $this->Request_Handler->is_espresso_page()
+		) {
+			echo EE_Error::get_notices();
+			$shown_already = true;
+			EEH_Template::display_template(EE_TEMPLATES . 'espresso-ajax-notices.template.php');
+		}
+		do_action('AHEE__EE_Front_Controller__display_errors__end');
+	}
+
+
+
+
+
+	/***********************************************        UTILITIES         ***********************************************/
+	/**
+	 *    template_include
+	 *
+	 * @access    public
+	 * @param   string $template_include_path
+	 * @return    string
+	 */
+	public function template_include($template_include_path = null)
+	{
+		if ($this->Request_Handler->is_espresso_page()) {
+			$this->_template_path = ! empty($this->_template_path) ? basename($this->_template_path) : basename($template_include_path);
+			$template_path        = EEH_Template::locate_template($this->_template_path, array(), false);
+			$this->_template_path = ! empty($template_path) ? $template_path : $template_include_path;
+			$this->_template      = basename($this->_template_path);
+			return $this->_template_path;
+		}
+		return $template_include_path;
+	}
+
+
+	/**
+	 *    get_selected_template
+	 *
+	 * @access    public
+	 * @param bool $with_path
+	 * @return    string
+	 */
+	public function get_selected_template($with_path = false)
+	{
+		return $with_path ? $this->_template_path : $this->_template;
+	}
+
+
+
+	/**
+	 * @deprecated 4.9.26
+	 * @param string $shortcode_class
+	 * @param \WP    $wp
+	 */
+	public function initialize_shortcode($shortcode_class = '', WP $wp = null)
+	{
+		\EE_Error::doing_it_wrong(
+			__METHOD__,
+			__(
+				'Usage is deprecated. Please use \EventEspresso\core\services\shortcodes\LegacyShortcodesManager::initializeShortcode() instead.',
+				'event_espresso'
+			),
+			'4.9.26'
+		);
+		$this->getLegacyShortcodesManager()->initializeShortcode($shortcode_class, $wp);
+	}
 
 }
 // End of file EE_Front_Controller.core.php

core/db_classes/EE_Datetime.class.php

Doc Comments +2 added lines, -2 removed lines

@@ -435,7 +435,7 @@ 
 	 * @param string $dt_frmt     - string representation of date format defaults to WP settings
 	 * @param string $conjunction - conjunction junction what's your function ? this string joins the start date with
 	 *                            the end date ie: Jan 01 "to" Dec 31
-	 * @return mixed        string on success, FALSE on fail
+	 * @return string        string on success, FALSE on fail
 	 * @throws \EE_Error
 	 */
 	public function date_range( $dt_frmt = '', $conjunction = ' - ' ) {
@@ -507,7 +507,7 @@ 
 	 * @param string $tm_format   string representation of time format defaults to 'g:i a'
 	 * @param string $conjunction conjunction junction what's your function ?
 	 *                            this string joins the start date with the end date ie: Jan 01 "to" Dec 31
-	 * @return mixed              string on success, FALSE on fail
+	 * @return string              string on success, FALSE on fail
 	 * @throws \EE_Error
 	 */
 	public function time_range( $tm_format = '', $conjunction = ' - ' ) {

Indentation +79 added lines, -79 removed lines

@@ -210,13 +210,13 @@ 
 		// remove ticket reservation
 		$this->decrease_reserved( $qty );
 		$this->set_sold( $sold );
-        do_action(
-            'AHEE__EE_Datetime__increase_sold',
-            $this,
-            $qty,
-            $sold
-        );
-    }
+		do_action(
+			'AHEE__EE_Datetime__increase_sold',
+			$this,
+			$qty,
+			$sold
+		);
+	}
 
 
 
@@ -227,13 +227,13 @@ 
 	public function decrease_sold( $qty = 1 ) {
 		$sold = $this->sold() - $qty;
 		$this->set_sold( $sold );
-        do_action(
-            'AHEE__EE_Datetime__decrease_sold',
-            $this,
-            $qty,
-            $sold
-        );
-    }
+		do_action(
+			'AHEE__EE_Datetime__decrease_sold',
+			$this,
+			$qty,
+			$sold
+		);
+	}
 
 
 
@@ -269,13 +269,13 @@ 
 	 */
 	public function increase_reserved( $qty = 1 ) {
 		$reserved = $this->reserved() + absint( $qty );
-        do_action(
-            'AHEE__EE_Datetime__increase_reserved',
-            $this,
-            $qty,
-            $reserved
-        );
-        $this->set_reserved( $reserved );
+		do_action(
+			'AHEE__EE_Datetime__increase_reserved',
+			$this,
+			$qty,
+			$reserved
+		);
+		$this->set_reserved( $reserved );
 	}
 
 
@@ -288,13 +288,13 @@ 
 	 */
 	public function decrease_reserved( $qty = 1 ) {
 		$reserved = $this->reserved() - absint( $qty );
-        do_action(
-            'AHEE__EE_Datetime__decrease_reserved',
-            $this,
-            $qty,
-            $reserved
-        );
-        $this->set_reserved( $reserved );
+		do_action(
+			'AHEE__EE_Datetime__decrease_reserved',
+			$this,
+			$qty,
+			$reserved
+		);
+		$this->set_reserved( $reserved );
 	}
 
 
@@ -382,13 +382,13 @@ 
 
 
 
-    /**
-     * get event start date.  Provide either the date format, or NULL to re-use the
-     * last-used format, or '' to use the default date format
-     *
-     * @param string $dt_frmt - string representation of date format defaults to 'F j, Y'
-     * @return        mixed        string on success, FALSE on fail
-     */
+	/**
+	 * get event start date.  Provide either the date format, or NULL to re-use the
+	 * last-used format, or '' to use the default date format
+	 *
+	 * @param string $dt_frmt - string representation of date format defaults to 'F j, Y'
+	 * @return        mixed        string on success, FALSE on fail
+	 */
 	public function start_date( $dt_frmt = '' ) {
 		return $this->_show_datetime( 'D', 'start', $dt_frmt );
 	}
@@ -405,13 +405,13 @@ 
 
 
 
-    /**
-     * get end date. Provide either the date format, or NULL to re-use the
-     * last-used format, or '' to use the default date format
-     *
-     * @param string $dt_frmt - string representation of date format defaults to 'F j, Y'
-     * @return        mixed        string on success, FALSE on fail
-     */
+	/**
+	 * get end date. Provide either the date format, or NULL to re-use the
+	 * last-used format, or '' to use the default date format
+	 *
+	 * @param string $dt_frmt - string representation of date format defaults to 'F j, Y'
+	 * @return        mixed        string on success, FALSE on fail
+	 */
 	public function end_date( $dt_frmt = '' ) {
 		return $this->_show_datetime( 'D', 'end', $dt_frmt );
 	}
@@ -533,23 +533,23 @@ 
 	/**
 	 * This returns a range representation of the date and times.
 	 * Output is dependent on the difference (or similarity) between DTT_EVT_start and DTT_EVT_end.
-     * Also, the return value is localized.
-     *
-     * @param string $dt_format
+	 * Also, the return value is localized.
+	 *
+	 * @param string $dt_format
 	 * @param string $tm_format
 	 * @param string $conjunction used between two different dates or times.
-     *                            ex: Dec 1{$conjunction}}Dec 6, or 2pm{$conjunction}3pm
-     * @param string $separator   used between the date and time formats.
-     *                            ex: Dec 1, 2016{$separator}2pm
+	 *                            ex: Dec 1{$conjunction}}Dec 6, or 2pm{$conjunction}3pm
+	 * @param string $separator   used between the date and time formats.
+	 *                            ex: Dec 1, 2016{$separator}2pm
 	 * @return string
 	 * @throws \EE_Error
 	 */
 	public function date_and_time_range(
-	    $dt_format = '',
-        $tm_format = '',
-        $conjunction = ' - ' ,
-        $separator = ' '
-    ) {
+		$dt_format = '',
+		$tm_format = '',
+		$conjunction = ' - ' ,
+		$separator = ' '
+	) {
 		$dt_format = ! empty( $dt_format ) ? $dt_format : $this->_dt_frmt;
 		$tm_format = ! empty( $tm_format ) ? $tm_format : $this->_tm_frmt;
 		$full_format = $dt_format . $separator . $tm_format;
@@ -563,14 +563,14 @@ 
 			//start and end date are the same but times are different
 			case ( $this->start_date() === $this->end_date() ) :
 				$output = $this->get_i18n_datetime( 'DTT_EVT_start', $full_format )
-				          . $conjunction
-				          . $this->get_i18n_datetime( 'DTT_EVT_end', $tm_format );
+						  . $conjunction
+						  . $this->get_i18n_datetime( 'DTT_EVT_end', $tm_format );
 				break;
 			//all other conditions
 			default :
 				$output = $this->get_i18n_datetime( 'DTT_EVT_start', $full_format )
-				          . $conjunction
-				          . $this->get_i18n_datetime( 'DTT_EVT_end', $full_format );
+						  . $conjunction
+						  . $this->get_i18n_datetime( 'DTT_EVT_end', $full_format );
 				break;
 		}
 		return $output;
@@ -654,13 +654,13 @@ 
 
 
 	/**
-     *        get end date and time
-     *
-     * @param string $dt_frmt   - string representation of date format defaults to 'F j, Y'
-     * @param string $tm_format - string representation of time format defaults to 'g:i a'
-     * @return    mixed                string on success, FALSE on fail
-     */
-    public function end_date_and_time($dt_frmt = '', $tm_format = '') {
+	 *        get end date and time
+	 *
+	 * @param string $dt_frmt   - string representation of date format defaults to 'F j, Y'
+	 * @param string $tm_format - string representation of time format defaults to 'g:i a'
+	 * @return    mixed                string on success, FALSE on fail
+	 */
+	public function end_date_and_time($dt_frmt = '', $tm_format = '') {
 		return $this->_show_datetime( '', 'end', $dt_frmt, $tm_format );
 	}
 
@@ -929,13 +929,13 @@ 
 
 
 
-    /**
-     * Updates the DTT_sold attribute (and saves) based on the number of registrations for this datetime (via the tickets).
-     * into account
-     *
-     * @return int
-     * @throws \EE_Error
-     */
+	/**
+	 * Updates the DTT_sold attribute (and saves) based on the number of registrations for this datetime (via the tickets).
+	 * into account
+	 *
+	 * @return int
+	 * @throws \EE_Error
+	 */
 	public function update_sold() {
 		$count_regs_for_this_datetime = EEM_Registration::instance()->count(
 			array( array(
@@ -944,14 +944,14 @@ 
 				'Ticket.Datetime.DTT_ID' 	=> $this->ID(),
 			) )
 		);
-        $sold = $this->sold();
-        if ($count_regs_for_this_datetime > $sold) {
-            $this->increase_sold($count_regs_for_this_datetime - $sold);
-            $this->save();
-        } else if ($count_regs_for_this_datetime < $sold) {
-            $this->decrease_sold($count_regs_for_this_datetime - $sold);
-            $this->save();
-        }
+		$sold = $this->sold();
+		if ($count_regs_for_this_datetime > $sold) {
+			$this->increase_sold($count_regs_for_this_datetime - $sold);
+			$this->save();
+		} else if ($count_regs_for_this_datetime < $sold) {
+			$this->decrease_sold($count_regs_for_this_datetime - $sold);
+			$this->save();
+		}
 		return $count_regs_for_this_datetime;
 	}
 }

Spacing +149 added lines, -149 removed lines

@@ -1,5 +1,5 @@ 
-<?php if ( !defined( 'EVENT_ESPRESSO_VERSION' ) ) {
-	exit( 'No direct script access allowed' );
+<?php if ( ! defined('EVENT_ESPRESSO_VERSION')) {
+	exit('No direct script access allowed');
 }
 /**
  * Event Espresso
@@ -74,9 +74,9 @@ 
 	 *                             		    date_format and the second value is the time format
 	 * @return EE_Datetime
 	 */
-	public static function new_instance( $props_n_values = array(), $timezone = null, $date_formats = array() ) {
-		$has_object = parent::_check_for_object( $props_n_values, __CLASS__, $timezone, $date_formats );
-		return $has_object ? $has_object : new self( $props_n_values, false, $timezone, $date_formats );
+	public static function new_instance($props_n_values = array(), $timezone = null, $date_formats = array()) {
+		$has_object = parent::_check_for_object($props_n_values, __CLASS__, $timezone, $date_formats);
+		return $has_object ? $has_object : new self($props_n_values, false, $timezone, $date_formats);
 	}
 
 
@@ -87,8 +87,8 @@ 
 	 *                          		the website will be used.
 	 * @return EE_Datetime
 	 */
-	public static function new_instance_from_db( $props_n_values = array(), $timezone = null ) {
-		return new self( $props_n_values, TRUE, $timezone );
+	public static function new_instance_from_db($props_n_values = array(), $timezone = null) {
+		return new self($props_n_values, TRUE, $timezone);
 	}
 
 
@@ -96,8 +96,8 @@ 
 	/**
 	 * @param $name
 	 */
-	public function set_name( $name ) {
-		$this->set( 'DTT_name', $name );
+	public function set_name($name) {
+		$this->set('DTT_name', $name);
 	}
 
 
@@ -105,8 +105,8 @@ 
 	/**
 	 * @param $description
 	 */
-	public function set_description( $description ) {
-		$this->set( 'DTT_description', $description );
+	public function set_description($description) {
+		$this->set('DTT_description', $description);
 	}
 
 
@@ -118,8 +118,8 @@ 
 	 *
 	 * @param        string $date a string representation of the event's date ex:  Dec. 25, 2025 or 12-25-2025
 	 */
-	public function set_start_date( $date ) {
-		$this->_set_date_for( $date, 'DTT_EVT_start' );
+	public function set_start_date($date) {
+		$this->_set_date_for($date, 'DTT_EVT_start');
 	}
 
 
@@ -131,8 +131,8 @@ 
 	 *
 	 * @param        string $time a string representation of the event time ex:  9am  or  7:30 PM
 	 */
-	public function set_start_time( $time ) {
-		$this->_set_time_for( $time, 'DTT_EVT_start' );
+	public function set_start_time($time) {
+		$this->_set_time_for($time, 'DTT_EVT_start');
 	}
 
 
@@ -144,8 +144,8 @@ 
 	 *
 	 * @param        string $date a string representation of the event's date ex:  Dec. 25, 2025 or 12-25-2025
 	 */
-	public function set_end_date( $date ) {
-		$this->_set_date_for( $date, 'DTT_EVT_end' );
+	public function set_end_date($date) {
+		$this->_set_date_for($date, 'DTT_EVT_end');
 	}
 
 
@@ -157,8 +157,8 @@ 
 	 *
 	 * @param        string $time a string representation of the event time ex:  9am  or  7:30 PM
 	 */
-	public function set_end_time( $time ) {
-		$this->_set_time_for( $time, 'DTT_EVT_end' );
+	public function set_end_time($time) {
+		$this->_set_time_for($time, 'DTT_EVT_end');
 	}
 
 
@@ -170,8 +170,8 @@ 
 	 *
 	 * @param        int $reg_limit
 	 */
-	public function set_reg_limit( $reg_limit ) {
-		$this->set( 'DTT_reg_limit', $reg_limit );
+	public function set_reg_limit($reg_limit) {
+		$this->set('DTT_reg_limit', $reg_limit);
 	}
 
 
@@ -183,7 +183,7 @@ 
 	 * @return        mixed        int on success, FALSE on fail
 	 */
 	public function sold() {
-		return $this->get_raw( 'DTT_sold' );
+		return $this->get_raw('DTT_sold');
 	}
 
 
@@ -193,10 +193,10 @@ 
 	 *
 	 * @param        int $sold
 	 */
-	public function set_sold( $sold ) {
+	public function set_sold($sold) {
 		// sold can not go below zero
-		$sold = max( 0, $sold );
-		$this->set( 'DTT_sold', $sold );
+		$sold = max(0, $sold);
+		$this->set('DTT_sold', $sold);
 	}
 
 
@@ -205,11 +205,11 @@ 
 	 * increments sold by amount passed by $qty
 	 * @param int $qty
 	 */
-	public function increase_sold( $qty = 1 ) {
+	public function increase_sold($qty = 1) {
 		$sold = $this->sold() + $qty;
 		// remove ticket reservation
-		$this->decrease_reserved( $qty );
-		$this->set_sold( $sold );
+		$this->decrease_reserved($qty);
+		$this->set_sold($sold);
         do_action(
             'AHEE__EE_Datetime__increase_sold',
             $this,
@@ -224,9 +224,9 @@ 
 	 * decrements (subtracts) sold amount passed by $qty
 	 * @param int $qty
 	 */
-	public function decrease_sold( $qty = 1 ) {
+	public function decrease_sold($qty = 1) {
 		$sold = $this->sold() - $qty;
-		$this->set_sold( $sold );
+		$this->set_sold($sold);
         do_action(
             'AHEE__EE_Datetime__decrease_sold',
             $this,
@@ -243,7 +243,7 @@ 
 	 * @return int
 	 */
 	public function reserved() {
-		return $this->get_raw( 'DTT_reserved' );
+		return $this->get_raw('DTT_reserved');
 	}
 
 
@@ -253,10 +253,10 @@ 
 	 *
 	 * @param int $reserved
 	 */
-	public function set_reserved( $reserved ) {
+	public function set_reserved($reserved) {
 		// reserved can not go below zero
-		$reserved = max( 0, (int) $reserved );
-		$this->set( 'DTT_reserved', $reserved );
+		$reserved = max(0, (int) $reserved);
+		$this->set('DTT_reserved', $reserved);
 	}
 
 
@@ -267,15 +267,15 @@ 
 	 * @param int $qty
 	 * @return void
 	 */
-	public function increase_reserved( $qty = 1 ) {
-		$reserved = $this->reserved() + absint( $qty );
+	public function increase_reserved($qty = 1) {
+		$reserved = $this->reserved() + absint($qty);
         do_action(
             'AHEE__EE_Datetime__increase_reserved',
             $this,
             $qty,
             $reserved
         );
-        $this->set_reserved( $reserved );
+        $this->set_reserved($reserved);
 	}
 
 
@@ -286,15 +286,15 @@ 
 	 * @param int $qty
 	 * @return void
 	 */
-	public function decrease_reserved( $qty = 1 ) {
-		$reserved = $this->reserved() - absint( $qty );
+	public function decrease_reserved($qty = 1) {
+		$reserved = $this->reserved() - absint($qty);
         do_action(
             'AHEE__EE_Datetime__decrease_reserved',
             $this,
             $qty,
             $reserved
         );
-        $this->set_reserved( $reserved );
+        $this->set_reserved($reserved);
 	}
 
 
@@ -315,7 +315,7 @@ 
 	 * @return string
 	 */
 	public function name() {
-		return $this->get( 'DTT_name' );
+		return $this->get('DTT_name');
 	}
 
 
@@ -325,7 +325,7 @@ 
 	 * @return string
 	 */
 	public function description() {
-		return $this->get( 'DTT_description' );
+		return $this->get('DTT_description');
 	}
 
 
@@ -335,7 +335,7 @@ 
 	 * @return boolean          TRUE if is primary, FALSE if not.
 	 */
 	public function is_primary() {
-		return $this->get( 'DTT_is_primary' );
+		return $this->get('DTT_is_primary');
 	}
 
 
@@ -345,7 +345,7 @@ 
 	 * @return int         The order of the datetime for this event.
 	 */
 	public function order() {
-		return $this->get( 'DTT_order' );
+		return $this->get('DTT_order');
 	}
 
 
@@ -355,7 +355,7 @@ 
 	 * @return int
 	 */
 	public function parent() {
-		return $this->get( 'DTT_parent' );
+		return $this->get('DTT_parent');
 	}
 
 
@@ -371,10 +371,10 @@ 
 	 * @param    bool   $echo         - whether we echo or return (note echoing uses "pretty" formats, otherwise we use the standard formats)
 	 * @return    string|bool  string on success, FALSE on fail
 	 */
-	private function _show_datetime( $date_or_time = NULL, $start_or_end = 'start', $dt_frmt = '', $tm_frmt = '', $echo = FALSE ) {
+	private function _show_datetime($date_or_time = NULL, $start_or_end = 'start', $dt_frmt = '', $tm_frmt = '', $echo = FALSE) {
 		$field_name = "DTT_EVT_{$start_or_end}";
-		$dtt = $this->_get_datetime( $field_name, $dt_frmt, $tm_frmt, $date_or_time, $echo );
-		if ( ! $echo ) {
+		$dtt = $this->_get_datetime($field_name, $dt_frmt, $tm_frmt, $date_or_time, $echo);
+		if ( ! $echo) {
 			return $dtt;
 		}
 		return '';
@@ -389,8 +389,8 @@ 
      * @param string $dt_frmt - string representation of date format defaults to 'F j, Y'
      * @return        mixed        string on success, FALSE on fail
      */
-	public function start_date( $dt_frmt = '' ) {
-		return $this->_show_datetime( 'D', 'start', $dt_frmt );
+	public function start_date($dt_frmt = '') {
+		return $this->_show_datetime('D', 'start', $dt_frmt);
 	}
 
 
@@ -399,8 +399,8 @@ 
 	 * Echoes start_date()
 	 * @param string $dt_frmt
 	 */
-	public function e_start_date( $dt_frmt = '' ) {
-		$this->_show_datetime( 'D', 'start', $dt_frmt, NULL, TRUE );
+	public function e_start_date($dt_frmt = '') {
+		$this->_show_datetime('D', 'start', $dt_frmt, NULL, TRUE);
 	}
 
 
@@ -412,8 +412,8 @@ 
      * @param string $dt_frmt - string representation of date format defaults to 'F j, Y'
      * @return        mixed        string on success, FALSE on fail
      */
-	public function end_date( $dt_frmt = '' ) {
-		return $this->_show_datetime( 'D', 'end', $dt_frmt );
+	public function end_date($dt_frmt = '') {
+		return $this->_show_datetime('D', 'end', $dt_frmt);
 	}
 
 
@@ -422,8 +422,8 @@ 
 	 * Echoes the end date. See end_date()
 	 * @param string $dt_frmt
 	 */
-	public function e_end_date( $dt_frmt = '' ) {
-		$this->_show_datetime( 'D', 'end', $dt_frmt, NULL, TRUE );
+	public function e_end_date($dt_frmt = '') {
+		$this->_show_datetime('D', 'end', $dt_frmt, NULL, TRUE);
 	}
 
 
@@ -438,11 +438,11 @@ 
 	 * @return mixed        string on success, FALSE on fail
 	 * @throws \EE_Error
 	 */
-	public function date_range( $dt_frmt = '', $conjunction = ' - ' ) {
-		$dt_frmt = ! empty( $dt_frmt ) ? $dt_frmt : $this->_dt_frmt;
-		$start = str_replace( ' ', '&nbsp;', $this->get_i18n_datetime( 'DTT_EVT_start', $dt_frmt ) );
-		$end = str_replace( ' ', '&nbsp;', $this->get_i18n_datetime( 'DTT_EVT_end', $dt_frmt ) );
-		return $start !== $end ? $start . $conjunction . $end : $start;
+	public function date_range($dt_frmt = '', $conjunction = ' - ') {
+		$dt_frmt = ! empty($dt_frmt) ? $dt_frmt : $this->_dt_frmt;
+		$start = str_replace(' ', '&nbsp;', $this->get_i18n_datetime('DTT_EVT_start', $dt_frmt));
+		$end = str_replace(' ', '&nbsp;', $this->get_i18n_datetime('DTT_EVT_end', $dt_frmt));
+		return $start !== $end ? $start.$conjunction.$end : $start;
 	}
 
 
@@ -452,8 +452,8 @@ 
 	 * @param string $conjunction
 	 * @throws \EE_Error
 	 */
-	public function e_date_range( $dt_frmt = '', $conjunction = ' - ' ) {
-		echo $this->date_range( $dt_frmt, $conjunction );
+	public function e_date_range($dt_frmt = '', $conjunction = ' - ') {
+		echo $this->date_range($dt_frmt, $conjunction);
 	}
 
 
@@ -464,8 +464,8 @@ 
 	 * @param string $tm_format - string representation of time format defaults to 'g:i a'
 	 * @return mixed        string on success, FALSE on fail
 	 */
-	public function start_time( $tm_format = '' ) {
-		return $this->_show_datetime( 'T', 'start', NULL, $tm_format );
+	public function start_time($tm_format = '') {
+		return $this->_show_datetime('T', 'start', NULL, $tm_format);
 	}
 
 
@@ -473,8 +473,8 @@ 
 	/**
 	 * @param string $tm_format
 	 */
-	public function e_start_time( $tm_format = '' ) {
-		$this->_show_datetime( 'T', 'start', NULL, $tm_format, TRUE );
+	public function e_start_time($tm_format = '') {
+		$this->_show_datetime('T', 'start', NULL, $tm_format, TRUE);
 	}
 
 
@@ -485,8 +485,8 @@ 
 	 * @param string $tm_format - string representation of time format defaults to 'g:i a'
 	 * @return mixed        string on success, FALSE on fail
 	 */
-	public function end_time( $tm_format = '' ) {
-		return $this->_show_datetime( 'T', 'end', NULL, $tm_format );
+	public function end_time($tm_format = '') {
+		return $this->_show_datetime('T', 'end', NULL, $tm_format);
 	}
 
 
@@ -494,8 +494,8 @@ 
 	/**
 	 * @param string $tm_format
 	 */
-	public function e_end_time( $tm_format = '' ) {
-		$this->_show_datetime( 'T', 'end', NULL, $tm_format, TRUE );
+	public function e_end_time($tm_format = '') {
+		$this->_show_datetime('T', 'end', NULL, $tm_format, TRUE);
 	}
 
 
@@ -510,11 +510,11 @@ 
 	 * @return mixed              string on success, FALSE on fail
 	 * @throws \EE_Error
 	 */
-	public function time_range( $tm_format = '', $conjunction = ' - ' ) {
-		$tm_format = ! empty( $tm_format ) ? $tm_format : $this->_tm_frmt;
-		$start = str_replace( ' ', '&nbsp;', $this->get_i18n_datetime( 'DTT_EVT_start', $tm_format ) );
-		$end = str_replace( ' ', '&nbsp;', $this->get_i18n_datetime( 'DTT_EVT_end',  $tm_format ) );
-		return $start !== $end ? $start . $conjunction . $end : $start;
+	public function time_range($tm_format = '', $conjunction = ' - ') {
+		$tm_format = ! empty($tm_format) ? $tm_format : $this->_tm_frmt;
+		$start = str_replace(' ', '&nbsp;', $this->get_i18n_datetime('DTT_EVT_start', $tm_format));
+		$end = str_replace(' ', '&nbsp;', $this->get_i18n_datetime('DTT_EVT_end', $tm_format));
+		return $start !== $end ? $start.$conjunction.$end : $start;
 	}
 
 
@@ -524,8 +524,8 @@ 
 	 * @param string $conjunction
 	 * @throws \EE_Error
 	 */
-	public function e_time_range( $tm_format = '', $conjunction = ' - ' ) {
-		echo $this->time_range( $tm_format, $conjunction );
+	public function e_time_range($tm_format = '', $conjunction = ' - ') {
+		echo $this->time_range($tm_format, $conjunction);
 	}
 
 
@@ -547,30 +547,30 @@ 
 	public function date_and_time_range(
 	    $dt_format = '',
         $tm_format = '',
-        $conjunction = ' - ' ,
+        $conjunction = ' - ',
         $separator = ' '
     ) {
-		$dt_format = ! empty( $dt_format ) ? $dt_format : $this->_dt_frmt;
-		$tm_format = ! empty( $tm_format ) ? $tm_format : $this->_tm_frmt;
-		$full_format = $dt_format . $separator . $tm_format;
+		$dt_format = ! empty($dt_format) ? $dt_format : $this->_dt_frmt;
+		$tm_format = ! empty($tm_format) ? $tm_format : $this->_tm_frmt;
+		$full_format = $dt_format.$separator.$tm_format;
 
 		//the range output depends on various conditions
-		switch ( true ) {
+		switch (true) {
 			//start date timestamp and end date timestamp are the same.
-			case ( $this->get_raw( 'DTT_EVT_start' ) === $this->get_raw( 'DTT_EVT_end' ) ) :
-				$output = $this->get_i18n_datetime( 'DTT_EVT_start', $full_format );
+			case ($this->get_raw('DTT_EVT_start') === $this->get_raw('DTT_EVT_end')) :
+				$output = $this->get_i18n_datetime('DTT_EVT_start', $full_format);
 				break;
 			//start and end date are the same but times are different
-			case ( $this->start_date() === $this->end_date() ) :
-				$output = $this->get_i18n_datetime( 'DTT_EVT_start', $full_format )
+			case ($this->start_date() === $this->end_date()) :
+				$output = $this->get_i18n_datetime('DTT_EVT_start', $full_format)
 				          . $conjunction
-				          . $this->get_i18n_datetime( 'DTT_EVT_end', $tm_format );
+				          . $this->get_i18n_datetime('DTT_EVT_end', $tm_format);
 				break;
 			//all other conditions
 			default :
-				$output = $this->get_i18n_datetime( 'DTT_EVT_start', $full_format )
+				$output = $this->get_i18n_datetime('DTT_EVT_start', $full_format)
 				          . $conjunction
-				          . $this->get_i18n_datetime( 'DTT_EVT_end', $full_format );
+				          . $this->get_i18n_datetime('DTT_EVT_end', $full_format);
 				break;
 		}
 		return $output;
@@ -588,8 +588,8 @@ 
 	 * @return void
 	 * @throws \EE_Error
 	 */
-	public function e_date_and_time_range( $dt_format = '', $tm_format = '', $conjunction = ' - ' ) {
-		echo $this->date_and_time_range( $dt_format, $tm_format, $conjunction );
+	public function e_date_and_time_range($dt_format = '', $tm_format = '', $conjunction = ' - ') {
+		echo $this->date_and_time_range($dt_format, $tm_format, $conjunction);
 	}
 
 
@@ -601,8 +601,8 @@ 
 	 * @param 	string 	$tm_format - string representation of time format defaults to 'g:i a'
 	 * @return 	mixed 	string on success, FALSE on fail
 	 */
-	public function start_date_and_time( $dt_format = '', $tm_format = '' ) {
-		return $this->_show_datetime( '', 'start', $dt_format, $tm_format );
+	public function start_date_and_time($dt_format = '', $tm_format = '') {
+		return $this->_show_datetime('', 'start', $dt_format, $tm_format);
 	}
 
 
@@ -611,8 +611,8 @@ 
 	 * @param string $dt_frmt
 	 * @param string $tm_format
 	 */
-	public function e_start_date_and_time( $dt_frmt = '', $tm_format = '' ) {
-		$this->_show_datetime( '', 'start', $dt_frmt, $tm_format, TRUE );
+	public function e_start_date_and_time($dt_frmt = '', $tm_format = '') {
+		$this->_show_datetime('', 'start', $dt_frmt, $tm_format, TRUE);
 	}
 
 
@@ -626,11 +626,11 @@ 
 	 * @param bool   $round_up
 	 * @return float|int|mixed
 	 */
-	public function length( $units = 'seconds', $round_up = FALSE ) {
-		$start = $this->get_raw( 'DTT_EVT_start' );
-		$end = $this->get_raw( 'DTT_EVT_end' );
+	public function length($units = 'seconds', $round_up = FALSE) {
+		$start = $this->get_raw('DTT_EVT_start');
+		$end = $this->get_raw('DTT_EVT_end');
 		$length_in_units = $end - $start;
-		switch ( $units ) {
+		switch ($units) {
 			//NOTE: We purposefully don't use "break;" in order to chain the divisions
 			/** @noinspection PhpMissingBreakStatementInspection */
 			case 'days':
@@ -643,10 +643,10 @@ 
 				$length_in_units /= 60;
 			case 'seconds':
 			default:
-				$length_in_units = ceil( $length_in_units );
+				$length_in_units = ceil($length_in_units);
 		}
-		if ( $round_up ) {
-			$length_in_units = max( $length_in_units, 1 );
+		if ($round_up) {
+			$length_in_units = max($length_in_units, 1);
 		}
 		return $length_in_units;
 	}
@@ -661,7 +661,7 @@ 
      * @return    mixed                string on success, FALSE on fail
      */
     public function end_date_and_time($dt_frmt = '', $tm_format = '') {
-		return $this->_show_datetime( '', 'end', $dt_frmt, $tm_format );
+		return $this->_show_datetime('', 'end', $dt_frmt, $tm_format);
 	}
 
 
@@ -670,8 +670,8 @@ 
 	 * @param string $dt_frmt
 	 * @param string $tm_format
 	 */
-	public function e_end_date_and_time( $dt_frmt = '', $tm_format = '' ) {
-		$this->_show_datetime( '', 'end', $dt_frmt, $tm_format, TRUE );
+	public function e_end_date_and_time($dt_frmt = '', $tm_format = '') {
+		$this->_show_datetime('', 'end', $dt_frmt, $tm_format, TRUE);
 	}
 
 
@@ -682,7 +682,7 @@ 
 	 * @return        int
 	 */
 	public function start() {
-		return $this->get_raw( 'DTT_EVT_start' );
+		return $this->get_raw('DTT_EVT_start');
 	}
 
 
@@ -693,7 +693,7 @@ 
 	 * @return        int
 	 */
 	public function end() {
-		return $this->get_raw( 'DTT_EVT_end' );
+		return $this->get_raw('DTT_EVT_end');
 	}
 
 
@@ -704,7 +704,7 @@ 
 	 * @return        mixed        int on success, FALSE on fail
 	 */
 	public function reg_limit() {
-		return $this->get_raw( 'DTT_reg_limit' );
+		return $this->get_raw('DTT_reg_limit');
 	}
 
 
@@ -732,15 +732,15 @@ 
 	 * 																	the spaces remaining for this particular datetime, hence the flag.
 	 * @return 	int
 	 */
-	public function spaces_remaining( $consider_tickets = FALSE ) {
+	public function spaces_remaining($consider_tickets = FALSE) {
 		// tickets remaining available for purchase
 		//no need for special checks for infinite, because if DTT_reg_limit == EE_INF, then EE_INF - x = EE_INF
 		$dtt_remaining = $this->reg_limit() - $this->sold_and_reserved();
-		if ( ! $consider_tickets ) {
+		if ( ! $consider_tickets) {
 			return $dtt_remaining;
 		}
 		$tickets_remaining = $this->tickets_remaining();
-		return min( $dtt_remaining, $tickets_remaining );
+		return min($dtt_remaining, $tickets_remaining);
 	}
 
 
@@ -751,19 +751,19 @@ 
 	 * @param array $query_params like EEM_Base::get_all's
 	 * @return int
 	 */
-	public function tickets_remaining( $query_params = array() ) {
+	public function tickets_remaining($query_params = array()) {
 		$sum = 0;
-		$tickets = $this->tickets( $query_params );
-		if ( ! empty( $tickets ) ) {
-			foreach ( $tickets as $ticket ) {
-				if ( $ticket instanceof EE_Ticket ) {
+		$tickets = $this->tickets($query_params);
+		if ( ! empty($tickets)) {
+			foreach ($tickets as $ticket) {
+				if ($ticket instanceof EE_Ticket) {
 					// get the actual amount of tickets that can be sold
-					$qty = $ticket->qty( 'saleable' );
-					if ( $qty === EE_INF ) {
+					$qty = $ticket->qty('saleable');
+					if ($qty === EE_INF) {
 						return EE_INF;
 					}
 					// no negative ticket quantities plz
-					if ( $qty > 0 ) {
+					if ($qty > 0) {
 						$sum += $qty;
 					}
 				}
@@ -780,8 +780,8 @@ 
 	 * @param array $query_params like EEM_Base::get_all's
 	 * @return int
 	 */
-	public function sum_tickets_initially_available( $query_params = array() ) {
-		return $this->sum_related( 'Ticket', $query_params, 'TKT_qty' );
+	public function sum_tickets_initially_available($query_params = array()) {
+		return $this->sum_related('Ticket', $query_params, 'TKT_qty');
 	}
 
 
@@ -793,7 +793,7 @@ 
 	 * @return int
 	 */
 	public function total_tickets_available_at_this_datetime() {
-		return $this->spaces_remaining( true );
+		return $this->spaces_remaining(true);
 	}
 
 
@@ -804,7 +804,7 @@ 
 	 * @return boolean
 	 */
 	public function is_upcoming() {
-		return ( $this->get_raw( 'DTT_EVT_start' ) > time() );
+		return ($this->get_raw('DTT_EVT_start') > time());
 	}
 
 
@@ -814,7 +814,7 @@ 
 	 * @return boolean
 	 */
 	public function is_active() {
-		return ( $this->get_raw( 'DTT_EVT_start' ) < time() && $this->get_raw( 'DTT_EVT_end' ) > time() );
+		return ($this->get_raw('DTT_EVT_start') < time() && $this->get_raw('DTT_EVT_end') > time());
 	}
 
 
@@ -824,7 +824,7 @@ 
 	 * @return boolean
 	 */
 	public function is_expired() {
-		return ( $this->get_raw( 'DTT_EVT_end' ) < time() );
+		return ($this->get_raw('DTT_EVT_end') < time());
 	}
 
 
@@ -835,16 +835,16 @@ 
 	 */
 	public function get_active_status() {
 		$total_tickets_for_this_dtt = $this->total_tickets_available_at_this_datetime();
-		if ( $total_tickets_for_this_dtt !== FALSE && $total_tickets_for_this_dtt < 1 ) {
+		if ($total_tickets_for_this_dtt !== FALSE && $total_tickets_for_this_dtt < 1) {
 			return EE_Datetime::sold_out;
 		}
-		if ( $this->is_expired() ) {
+		if ($this->is_expired()) {
 			return EE_Datetime::expired;
 		}
-		if ( $this->is_upcoming() ) {
+		if ($this->is_upcoming()) {
 			return EE_Datetime::upcoming;
 		}
-		if ( $this->is_active() ) {
+		if ($this->is_active()) {
 			return EE_Datetime::active;
 		}
 		return NULL;
@@ -858,24 +858,24 @@ 
 	 * @param  boolean $use_dtt_name if TRUE then we'll use DTT->name() if its not empty.
 	 * @return string
 	 */
-	public function get_dtt_display_name( $use_dtt_name = FALSE ) {
-		if ( $use_dtt_name ) {
+	public function get_dtt_display_name($use_dtt_name = FALSE) {
+		if ($use_dtt_name) {
 			$dtt_name = $this->name();
-			if ( !empty( $dtt_name ) ) {
+			if ( ! empty($dtt_name)) {
 				return $dtt_name;
 			}
 		}
 		//first condition is to see if the months are different
-		if ( date( 'm', $this->get_raw( 'DTT_EVT_start' ) ) != date( 'm', $this->get_raw( 'DTT_EVT_end' ) ) ) {
-			$display_date = $this->start_date( 'M j\, Y g:i a' ) . ' - ' . $this->end_date( 'M j\, Y g:i a' );
+		if (date('m', $this->get_raw('DTT_EVT_start')) != date('m', $this->get_raw('DTT_EVT_end'))) {
+			$display_date = $this->start_date('M j\, Y g:i a').' - '.$this->end_date('M j\, Y g:i a');
 			//next condition is if its the same month but different day
 		}
 		else {
-			if ( date( 'm', $this->get_raw( 'DTT_EVT_start' ) ) == date( 'm', $this->get_raw( 'DTT_EVT_end' ) ) && date( 'd', $this->get_raw( 'DTT_EVT_start' ) ) != date( 'd', $this->get_raw( 'DTT_EVT_end' ) ) ) {
-				$display_date = $this->start_date( 'M j\, g:i a' ) . ' - ' . $this->end_date( 'M j\, g:i a Y' );
+			if (date('m', $this->get_raw('DTT_EVT_start')) == date('m', $this->get_raw('DTT_EVT_end')) && date('d', $this->get_raw('DTT_EVT_start')) != date('d', $this->get_raw('DTT_EVT_end'))) {
+				$display_date = $this->start_date('M j\, g:i a').' - '.$this->end_date('M j\, g:i a Y');
 			}
 			else {
-				$display_date = $this->start_date( 'F j\, Y' ) . ' @ ' . $this->start_date( 'g:i a' ) . ' - ' . $this->end_date( 'g:i a' );
+				$display_date = $this->start_date('F j\, Y').' @ '.$this->start_date('g:i a').' - '.$this->end_date('g:i a');
 			}
 		}
 		return $display_date;
@@ -889,8 +889,8 @@ 
 *@param array $query_params see EEM_Base::get_all()
 	 * @return EE_Ticket[]
 	 */
-	public function tickets( $query_params = array() ) {
-		return $this->get_many_related( 'Ticket', $query_params );
+	public function tickets($query_params = array()) {
+		return $this->get_many_related('Ticket', $query_params);
 	}
 
 
@@ -900,21 +900,21 @@ 
 	 * @param array $query_params like EEM_Base::get_all's
 	 * @return EE_Ticket[]
 	 */
-	public function ticket_types_available_for_purchase( $query_params = array() ) {
+	public function ticket_types_available_for_purchase($query_params = array()) {
 		// first check if datetime is valid
-		if ( ! ( $this->is_upcoming() || $this->is_active() ) || $this->sold_out() ) {
+		if ( ! ($this->is_upcoming() || $this->is_active()) || $this->sold_out()) {
 			return array();
 		}
-		if ( empty( $query_params ) ) {
+		if (empty($query_params)) {
 			$query_params = array(
 				array(
-					'TKT_start_date' => array( '<=', EEM_Ticket::instance()->current_time_for_query( 'TKT_start_date' ) ),
-					'TKT_end_date'   => array( '>=', EEM_Ticket::instance()->current_time_for_query( 'TKT_end_date' ) ),
+					'TKT_start_date' => array('<=', EEM_Ticket::instance()->current_time_for_query('TKT_start_date')),
+					'TKT_end_date'   => array('>=', EEM_Ticket::instance()->current_time_for_query('TKT_end_date')),
 					'TKT_deleted'    => false
 				)
 			);
 		}
-		return $this->tickets( $query_params );
+		return $this->tickets($query_params);
 	}
 
 
@@ -924,7 +924,7 @@ 
 	 * @return EE_Event
 	 */
 	public function event() {
-		return $this->get_first_related( 'Event' );
+		return $this->get_first_related('Event');
 	}
 
 
@@ -938,11 +938,11 @@ 
      */
 	public function update_sold() {
 		$count_regs_for_this_datetime = EEM_Registration::instance()->count(
-			array( array(
+			array(array(
 				'STS_ID' 					=> EEM_Registration::status_id_approved,
 				'REG_deleted' 				=> 0,
 				'Ticket.Datetime.DTT_ID' 	=> $this->ID(),
-			) )
+			))
 		);
         $sold = $this->sold();
         if ($count_regs_for_this_datetime > $sold) {

modules/single_page_checkout/reg_steps/payment_options/EE_SPCO_Reg_Step_Payment_Options.class.php

Indentation +2870 added lines, -2870 removed lines

@@ -15,2874 +15,2874 @@
 class EE_SPCO_Reg_Step_Payment_Options extends EE_SPCO_Reg_Step
 {
 
-    /**
-     * @access protected
-     * @var EE_Line_Item_Display $Line_Item_Display
-     */
-    protected $line_item_display;
-
-    /**
-     * @access protected
-     * @var boolean $handle_IPN_in_this_request
-     */
-    protected $handle_IPN_in_this_request = false;
-
-
-    /**
-     *    set_hooks - for hooking into EE Core, other modules, etc
-     *
-     * @access    public
-     * @return    void
-     */
-    public static function set_hooks()
-    {
-        add_filter(
-            'FHEE__SPCO__EE_Line_Item_Filter_Collection',
-            array('EE_SPCO_Reg_Step_Payment_Options', 'add_spco_line_item_filters')
-        );
-        add_action(
-            'wp_ajax_switch_spco_billing_form',
-            array('EE_SPCO_Reg_Step_Payment_Options', 'switch_spco_billing_form')
-        );
-        add_action(
-            'wp_ajax_nopriv_switch_spco_billing_form',
-            array('EE_SPCO_Reg_Step_Payment_Options', 'switch_spco_billing_form')
-        );
-        add_action('wp_ajax_save_payer_details', array('EE_SPCO_Reg_Step_Payment_Options', 'save_payer_details'));
-        add_action(
-            'wp_ajax_nopriv_save_payer_details',
-            array('EE_SPCO_Reg_Step_Payment_Options', 'save_payer_details')
-        );
-        add_action(
-            'wp_ajax_get_transaction_details_for_gateways',
-            array('EE_SPCO_Reg_Step_Payment_Options', 'get_transaction_details')
-        );
-        add_action(
-            'wp_ajax_nopriv_get_transaction_details_for_gateways',
-            array('EE_SPCO_Reg_Step_Payment_Options', 'get_transaction_details')
-        );
-        add_filter(
-            'FHEE__EED_Recaptcha___bypass_recaptcha__bypass_request_params_array',
-            array('EE_SPCO_Reg_Step_Payment_Options', 'bypass_recaptcha_for_load_payment_method'),
-            10,
-            1
-        );
-    }
-
-
-    /**
-     *    ajax switch_spco_billing_form
-     *
-     * @throws \EE_Error
-     */
-    public static function switch_spco_billing_form()
-    {
-        EED_Single_Page_Checkout::process_ajax_request('switch_payment_method');
-    }
-
-
-    /**
-     *    ajax save_payer_details
-     *
-     * @throws \EE_Error
-     */
-    public static function save_payer_details()
-    {
-        EED_Single_Page_Checkout::process_ajax_request('save_payer_details_via_ajax');
-    }
-
-
-    /**
-     *    ajax get_transaction_details
-     *
-     * @throws \EE_Error
-     */
-    public static function get_transaction_details()
-    {
-        EED_Single_Page_Checkout::process_ajax_request('get_transaction_details_for_gateways');
-    }
-
-
-    /**
-     * bypass_recaptcha_for_load_payment_method
-     *
-     * @access public
-     * @return array
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    public static function bypass_recaptcha_for_load_payment_method()
-    {
-        return array(
-            'EESID'  => EE_Registry::instance()->SSN->id(),
-            'step'   => 'payment_options',
-            'action' => 'spco_billing_form',
-        );
-    }
-
-
-    /**
-     *    class constructor
-     *
-     * @access    public
-     * @param    EE_Checkout $checkout
-     */
-    public function __construct(EE_Checkout $checkout)
-    {
-        $this->_slug     = 'payment_options';
-        $this->_name     = esc_html__('Payment Options', 'event_espresso');
-        $this->_template = SPCO_REG_STEPS_PATH . $this->_slug . DS . 'payment_options_main.template.php';
-        $this->checkout  = $checkout;
-        $this->_reset_success_message();
-        $this->set_instructions(
-            esc_html__(
-                'Please select a method of payment and provide any necessary billing information before proceeding.',
-                'event_espresso'
-            )
-        );
-    }
-
-
-    /**
-     * @return null
-     */
-    public function line_item_display()
-    {
-        return $this->line_item_display;
-    }
-
-
-    /**
-     * @param null $line_item_display
-     */
-    public function set_line_item_display($line_item_display)
-    {
-        $this->line_item_display = $line_item_display;
-    }
-
-
-    /**
-     * @return boolean
-     */
-    public function handle_IPN_in_this_request()
-    {
-        return $this->handle_IPN_in_this_request;
-    }
-
-
-    /**
-     * @param boolean $handle_IPN_in_this_request
-     */
-    public function set_handle_IPN_in_this_request($handle_IPN_in_this_request)
-    {
-        $this->handle_IPN_in_this_request = filter_var($handle_IPN_in_this_request, FILTER_VALIDATE_BOOLEAN);
-    }
-
-
-    /**
-     * translate_js_strings
-     *
-     * @return void
-     */
-    public function translate_js_strings()
-    {
-        EE_Registry::$i18n_js_strings['no_payment_method']      = esc_html__(
-            'Please select a method of payment in order to continue.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['invalid_payment_method'] = esc_html__(
-            'A valid method of payment could not be determined. Please refresh the page and try again.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['forwarding_to_offsite']  = esc_html__(
-            'Forwarding to Secure Payment Provider.',
-            'event_espresso'
-        );
-    }
-
-
-    /**
-     * enqueue_styles_and_scripts
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    public function enqueue_styles_and_scripts()
-    {
-        $transaction = $this->checkout->transaction;
-        //if the transaction isn't set or nothing is owed on it, don't enqueue any JS
-        if (! $transaction instanceof EE_Transaction || EEH_Money::compare_floats($transaction->remaining(), 0)) {
-            return;
-        }
-        foreach (EEM_Payment_Method::instance()->get_all_for_transaction($transaction, EEM_Payment_Method::scope_cart) as $payment_method) {
-            $type_obj = $payment_method->type_obj();
-            if ($type_obj instanceof EE_PMT_Base) {
-                $billing_form = $type_obj->generate_new_billing_form($transaction);
-                if ($billing_form instanceof EE_Form_Section_Proper) {
-                    $billing_form->enqueue_js();
-                }
-            }
-        }
-    }
-
-
-    /**
-     * initialize_reg_step
-     *
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    public function initialize_reg_step()
-    {
-        // TODO: if /when we implement donations, then this will need overriding
-        if (// don't need payment options for:
-            // 	registrations made via the admin
-            // 	completed transactions
-            // 	overpaid transactions
-            // 	$ 0.00 transactions (no payment required)
-            ! $this->checkout->payment_required()
-            // but do NOT remove if current action being called belongs to this reg step
-            && ! is_callable(array($this, $this->checkout->action))
-            && ! $this->completed()
-        ) {
-            // and if so, then we no longer need the Payment Options step
-            if ($this->is_current_step()) {
-                $this->checkout->generate_reg_form = false;
-            }
-            $this->checkout->remove_reg_step($this->_slug);
-            // DEBUG LOG
-            //$this->checkout->log( __CLASS__, __FUNCTION__, __LINE__ );
-            return false;
-        }
-        // load EEM_Payment_Method
-        EE_Registry::instance()->load_model('Payment_Method');
-        // get all active payment methods
-        $this->checkout->available_payment_methods = EEM_Payment_Method::instance()->get_all_for_transaction(
-            $this->checkout->transaction,
-            EEM_Payment_Method::scope_cart
-        );
-        return true;
-    }
-
-
-    /**
-     * @return EE_Form_Section_Proper
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\EntityNotFoundException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     * @throws \EventEspresso\core\exceptions\InvalidStatusException
-     */
-    public function generate_reg_form()
-    {
-        // reset in case someone changes their mind
-        $this->_reset_selected_method_of_payment();
-        // set some defaults
-        $this->checkout->selected_method_of_payment = 'payments_closed';
-        $registrations_requiring_payment            = array();
-        $registrations_for_free_events              = array();
-        $registrations_requiring_pre_approval       = array();
-        $sold_out_events                            = array();
-        $insufficient_spaces_available              = array();
-        $no_payment_required                        = true;
-        // loop thru registrations to gather info
-        $registrations         = $this->checkout->transaction->registrations($this->checkout->reg_cache_where_params);
-        $ejected_registrations = EE_SPCO_Reg_Step_Payment_Options::find_registrations_that_lost_their_space(
-            $registrations,
-            $this->checkout->revisit
-        );
-        foreach ($registrations as $REG_ID => $registration) {
-            /** @var $registration EE_Registration */
-            // has this registration lost it's space ?
-            if (isset($ejected_registrations[ $REG_ID ])) {
-                if ($registration->event()->is_sold_out() || $registration->event()->is_sold_out(true)) {
-                    $sold_out_events[ $registration->event()->ID() ] = $registration->event();
-                } else {
-                    $insufficient_spaces_available[ $registration->event()->ID() ] = $registration->event();
-                }
-                continue;
-            }
-            // event requires admin approval
-            if ($registration->status_ID() === EEM_Registration::status_id_not_approved) {
-                // add event to list of events with pre-approval reg status
-                $registrations_requiring_pre_approval[$REG_ID] = $registration;
-                do_action(
-                    'AHEE__EE_SPCO_Reg_Step_Payment_Options__generate_reg_form__event_requires_pre_approval',
-                    $registration->event(),
-                    $this
-                );
-                continue;
-            }
-            if ($this->checkout->revisit
-                && $registration->status_ID() !== EEM_Registration::status_id_approved
-                && (
-                    $registration->event()->is_sold_out()
-                    || $registration->event()->is_sold_out(true)
-                )
-            ) {
-                // add event to list of events that are sold out
-                $sold_out_events[$registration->event()->ID()] = $registration->event();
-                do_action(
-                    'AHEE__EE_SPCO_Reg_Step_Payment_Options__generate_reg_form__sold_out_event',
-                    $registration->event(),
-                    $this
-                );
-                continue;
-            }
-            // are they allowed to pay now and is there monies owing?
-            if ($registration->owes_monies_and_can_pay()) {
-                $registrations_requiring_payment[$REG_ID] = $registration;
-                do_action(
-                    'AHEE__EE_SPCO_Reg_Step_Payment_Options__generate_reg_form__event_requires_payment',
-                    $registration->event(),
-                    $this
-                );
-            } elseif (! $this->checkout->revisit
-                && $registration->status_ID() !== EEM_Registration::status_id_not_approved
-                && $registration->ticket()->is_free()
-            ) {
-                $registrations_for_free_events[$registration->event()->ID()] = $registration;
-            }
-        }
-        $subsections = array();
-        // now decide which template to load
-        if (! empty($sold_out_events)) {
-            $subsections['sold_out_events'] = $this->_sold_out_events($sold_out_events);
-        }
-        if (! empty($insufficient_spaces_available)) {
-            $subsections['insufficient_space'] = $this->_insufficient_spaces_available(
-                $insufficient_spaces_available
-            );
-        }
-        if (! empty($registrations_requiring_pre_approval)) {
-            $subsections['registrations_requiring_pre_approval'] = $this->_registrations_requiring_pre_approval(
-                $registrations_requiring_pre_approval
-            );
-        }
-        if (! empty($registrations_for_free_events)) {
-            $subsections['no_payment_required'] = $this->_no_payment_required($registrations_for_free_events);
-        }
-        if (! empty($registrations_requiring_payment)) {
-            if ($this->checkout->amount_owing > 0) {
-                // autoload Line_Item_Display classes
-                EEH_Autoloader::register_line_item_filter_autoloaders();
-                $line_item_filter_processor = new EE_Line_Item_Filter_Processor(
-                    apply_filters(
-                        'FHEE__SPCO__EE_Line_Item_Filter_Collection',
-                        new EE_Line_Item_Filter_Collection()
-                    ),
-                    $this->checkout->cart->get_grand_total()
-                );
-                /** @var EE_Line_Item $filtered_line_item_tree */
-                $filtered_line_item_tree = $line_item_filter_processor->process();
-                EEH_Autoloader::register_line_item_display_autoloaders();
-                $this->set_line_item_display(new EE_Line_Item_Display('spco'));
-                $subsections['payment_options'] = $this->_display_payment_options(
-                    $this->line_item_display->display_line_item(
-                        $filtered_line_item_tree,
-                        array('registrations' => $registrations)
-                    )
-                );
-                $this->checkout->amount_owing   = $filtered_line_item_tree->total();
-                $this->_apply_registration_payments_to_amount_owing($registrations);
-            }
-            $no_payment_required = false;
-        } else {
-            $this->_hide_reg_step_submit_button_if_revisit();
-        }
-        $this->_save_selected_method_of_payment();
-
-        $subsections['default_hidden_inputs'] = $this->reg_step_hidden_inputs();
-        $subsections['extra_hidden_inputs']   = $this->_extra_hidden_inputs($no_payment_required);
-
-        return new EE_Form_Section_Proper(
-            array(
-                'name'            => $this->reg_form_name(),
-                'html_id'         => $this->reg_form_name(),
-                'subsections'     => $subsections,
-                'layout_strategy' => new EE_No_Layout(),
-            )
-        );
-    }
-
-
-    /**
-     * add line item filters required for this reg step
-     * these filters are applied via this line in EE_SPCO_Reg_Step_Payment_Options::set_hooks():
-     *        add_filter( 'FHEE__SPCO__EE_Line_Item_Filter_Collection', array( 'EE_SPCO_Reg_Step_Payment_Options',
-     *        'add_spco_line_item_filters' ) ); so any code that wants to use the same set of filters during the
-     *        payment options reg step, can apply these filters via the following: apply_filters(
-     *        'FHEE__SPCO__EE_Line_Item_Filter_Collection', new EE_Line_Item_Filter_Collection() ) or to an existing
-     *        filter collection by passing that instead of instantiating a new collection
-     *
-     * @param \EE_Line_Item_Filter_Collection $line_item_filter_collection
-     * @return EE_Line_Item_Filter_Collection
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\EntityNotFoundException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     * @throws \EventEspresso\core\exceptions\InvalidStatusException
-     */
-    public static function add_spco_line_item_filters(EE_Line_Item_Filter_Collection $line_item_filter_collection)
-    {
-        if (! EE_Registry::instance()->SSN instanceof EE_Session) {
-            return $line_item_filter_collection;
-        }
-        if (! EE_Registry::instance()->SSN->checkout() instanceof EE_Checkout) {
-            return $line_item_filter_collection;
-        }
-        if (! EE_Registry::instance()->SSN->checkout()->transaction instanceof EE_Transaction) {
-            return $line_item_filter_collection;
-        }
-        $line_item_filter_collection->add(
-            new EE_Billable_Line_Item_Filter(
-                EE_SPCO_Reg_Step_Payment_Options::remove_ejected_registrations(
-                    EE_Registry::instance()->SSN->checkout()->transaction->registrations(
-                        EE_Registry::instance()->SSN->checkout()->reg_cache_where_params
-                    )
-                )
-            )
-        );
-        $line_item_filter_collection->add(new EE_Non_Zero_Line_Item_Filter());
-        return $line_item_filter_collection;
-    }
-
-
-    /**
-     * remove_ejected_registrations
-     * if a registrant has lost their potential space at an event due to lack of payment,
-     * then this method removes them from the list of registrations being paid for during this request
-     *
-     * @param \EE_Registration[] $registrations
-     * @return EE_Registration[]
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\EntityNotFoundException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     * @throws \EventEspresso\core\exceptions\InvalidStatusException
-     */
-    public static function remove_ejected_registrations(array $registrations)
-    {
-        $ejected_registrations = EE_SPCO_Reg_Step_Payment_Options::find_registrations_that_lost_their_space(
-            $registrations,
-            EE_Registry::instance()->SSN->checkout()->revisit
-        );
-        foreach ($registrations as $REG_ID => $registration) {
-            // has this registration lost it's space ?
-            if (isset($ejected_registrations[$REG_ID])) {
-                unset($registrations[$REG_ID]);
-                continue;
-            }
-        }
-        return $registrations;
-    }
-
-
-    /**
-     * find_registrations_that_lost_their_space
-     * If a registrant chooses an offline payment method like Invoice,
-     * then no space is reserved for them at the event until they fully pay fo that site
-     * (unless the event's default reg status is set to APPROVED)
-     * if a registrant then later returns to pay, but the number of spaces available has been reduced due to sales,
-     * then this method will determine which registrations have lost the ability to complete the reg process.
-     *
-     * @param \EE_Registration[] $registrations
-     * @param bool               $revisit
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\EntityNotFoundException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     * @throws \EventEspresso\core\exceptions\InvalidStatusException
-     */
-    public static function find_registrations_that_lost_their_space(array $registrations, $revisit = false)
-    {
-        // registrations per event
-        $event_reg_count = array();
-        // spaces left per event
-        $event_spaces_remaining = array();
-        // tickets left sorted by ID
-        $tickets_remaining = array();
-        // registrations that have lost their space
-        $ejected_registrations = array();
-        foreach ($registrations as $REG_ID => $registration) {
-            if ($registration->status_ID() === EEM_Registration::status_id_approved
-                || apply_filters(
-                    'FHEE__EE_SPCO_Reg_Step_Payment_Options__find_registrations_that_lost_their_space__allow_reg_payment',
-                    false,
-                    $registration,
-                    $revisit
-                )
-            ) {
-                continue;
-            }
-            $EVT_ID = $registration->event_ID();
-            $ticket = $registration->ticket();
-            if (! isset($tickets_remaining[$ticket->ID()])) {
-                $tickets_remaining[$ticket->ID()] = $ticket->remaining();
-            }
-            if ($tickets_remaining[$ticket->ID()] > 0) {
-                if (! isset($event_reg_count[$EVT_ID])) {
-                    $event_reg_count[$EVT_ID] = 0;
-                }
-                $event_reg_count[$EVT_ID]++;
-                if (! isset($event_spaces_remaining[$EVT_ID])) {
-                    $event_spaces_remaining[$EVT_ID] = $registration->event()->spaces_remaining_for_sale();
-                }
-            }
-            if ($revisit
-                && ($tickets_remaining[$ticket->ID()] === 0
-                    || $event_reg_count[$EVT_ID] > $event_spaces_remaining[$EVT_ID]
-                )
-            ) {
-                $ejected_registrations[$REG_ID] = $registration->event();
-                if ($registration->status_ID() !== EEM_Registration::status_id_wait_list) {
-                    /** @type EE_Registration_Processor $registration_processor */
-                    $registration_processor = EE_Registry::instance()->load_class('Registration_Processor');
-                    // at this point, we should have enough details about the registrant to consider the registration
-                    // NOT incomplete
-                    $registration_processor->manually_update_registration_status(
-                        $registration,
-                        EEM_Registration::status_id_wait_list
-                    );
-                }
-            }
-        }
-        return $ejected_registrations;
-    }
-
-
-    /**
-     * _hide_reg_step_submit_button
-     * removes the html for the reg step submit button
-     * by replacing it with an empty string via filter callback
-     *
-     * @return void
-     */
-    protected function _adjust_registration_status_if_event_old_sold()
-    {
-    }
-
-
-    /**
-     * _hide_reg_step_submit_button
-     * removes the html for the reg step submit button
-     * by replacing it with an empty string via filter callback
-     *
-     * @return void
-     */
-    protected function _hide_reg_step_submit_button_if_revisit()
-    {
-        if ($this->checkout->revisit) {
-            add_filter('FHEE__EE_SPCO_Reg_Step__reg_step_submit_button__sbmt_btn_html', '__return_empty_string');
-        }
-    }
-
-
-    /**
-     * sold_out_events
-     * displays notices regarding events that have sold out since hte registrant first signed up
-     *
-     * @param \EE_Event[] $sold_out_events_array
-     * @return \EE_Form_Section_Proper
-     * @throws \EE_Error
-     */
-    private function _sold_out_events($sold_out_events_array = array())
-    {
-        // set some defaults
-        $this->checkout->selected_method_of_payment = 'events_sold_out';
-        $sold_out_events                            = '';
-        foreach ($sold_out_events_array as $sold_out_event) {
-            $sold_out_events .= EEH_HTML::li(
-                EEH_HTML::span(
-                    '  ' . $sold_out_event->name(),
-                    '',
-                    'dashicons dashicons-marker ee-icon-size-16 pink-text'
-                )
-            );
-        }
-        return new EE_Form_Section_Proper(
-            array(
-                'layout_strategy' => new EE_Template_Layout(
-                    array(
-                        'layout_template_file' => SPCO_REG_STEPS_PATH
-                                                  . $this->_slug
-                                                  . DS
-                                                  . 'sold_out_events.template.php',
-                        'template_args'        => apply_filters(
-                            'FHEE__EE_SPCO_Reg_Step_Payment_Options___sold_out_events__template_args',
-                            array(
-                                'sold_out_events'     => $sold_out_events,
-                                'sold_out_events_msg' => apply_filters(
-                                    'FHEE__EE_SPCO_Reg_Step_Payment_Options___sold_out_events__sold_out_events_msg',
-                                    sprintf(
-                                        esc_html__(
-                                            'It appears that the event you were about to make a payment for has sold out since you first registered. If you have already made a partial payment towards this event, please contact the event administrator for a refund.%3$s%3$s%1$sPlease note that availability can change at any time due to cancellations, so please check back again later if registration for this event(s) is important to you.%2$s',
-                                            'event_espresso'
-                                        ),
-                                        '<strong>',
-                                        '</strong>',
-                                        '<br />'
-                                    )
-                                ),
-                            )
-                        ),
-                    )
-                ),
-            )
-        );
-    }
-
-
-    /**
-     * _insufficient_spaces_available
-     * displays notices regarding events that do not have enough remaining spaces
-     * to satisfy the current number of registrations looking to pay
-     *
-     * @param \EE_Event[] $insufficient_spaces_events_array
-     * @return \EE_Form_Section_Proper
-     * @throws \EE_Error
-     */
-    private function _insufficient_spaces_available($insufficient_spaces_events_array = array())
-    {
-        // set some defaults
-        $this->checkout->selected_method_of_payment = 'invoice';
-        $insufficient_space_events                  = '';
-        foreach ($insufficient_spaces_events_array as $event) {
-            if ($event instanceof EE_Event) {
-                $insufficient_space_events .= EEH_HTML::li(
-                    EEH_HTML::span(' ' . $event->name(), '', 'dashicons dashicons-marker ee-icon-size-16 pink-text')
-                );
-            }
-        }
-        return new EE_Form_Section_Proper(
-            array(
-                'subsections'     => array(
-                    'default_hidden_inputs' => $this->reg_step_hidden_inputs(),
-                    'extra_hidden_inputs'   => $this->_extra_hidden_inputs(),
-                ),
-                'layout_strategy' => new EE_Template_Layout(
-                    array(
-                        'layout_template_file' => SPCO_REG_STEPS_PATH
-                                                  . $this->_slug
-                                                  . DS
-                                                  . 'sold_out_events.template.php',
-                        'template_args'        => apply_filters(
-                            'FHEE__EE_SPCO_Reg_Step_Payment_Options___insufficient_spaces_available__template_args',
-                            array(
-                                'sold_out_events'     => $insufficient_space_events,
-                                'sold_out_events_msg' => apply_filters(
-                                    'FHEE__EE_SPCO_Reg_Step_Payment_Options___insufficient_spaces_available__insufficient_space_msg',
-                                    esc_html__(
-                                        'It appears that the event you were about to make a payment for has sold additional tickets since you first registered, and there are no longer enough spaces left to accommodate your selections. You may continue to pay and secure the available space(s) remaining, or simply cancel if you no longer wish to purchase. If you have already made a partial payment towards this event, please contact the event administrator for a refund.',
-                                        'event_espresso'
-                                    )
-                                ),
-                            )
-                        ),
-                    )
-                ),
-            )
-        );
-    }
-
-
-    /**
-     * registrations_requiring_pre_approval
-     *
-     * @param array $registrations_requiring_pre_approval
-     * @return EE_Form_Section_Proper
-     * @throws EE_Error
-     * @throws \EventEspresso\core\exceptions\EntityNotFoundException
-     */
-    private function _registrations_requiring_pre_approval($registrations_requiring_pre_approval = array())
-    {
-        $events_requiring_pre_approval = '';
-        foreach ($registrations_requiring_pre_approval as $registration) {
-            if ($registration instanceof EE_Registration && $registration->event() instanceof EE_Event) {
-                $events_requiring_pre_approval[$registration->event()->ID()] = EEH_HTML::li(
-                    EEH_HTML::span(
-                        '',
-                        '',
-                        'dashicons dashicons-marker ee-icon-size-16 orange-text'
-                    )
-                    . EEH_HTML::span($registration->event()->name(), '', 'orange-text')
-                );
-            }
-        }
-        return new EE_Form_Section_Proper(
-            array(
-                'layout_strategy' => new EE_Template_Layout(
-                    array(
-                        'layout_template_file' => SPCO_REG_STEPS_PATH
-                                                  . $this->_slug
-                                                  . DS
-                                                  . 'events_requiring_pre_approval.template.php', // layout_template
-                        'template_args'        => apply_filters(
-                            'FHEE__EE_SPCO_Reg_Step_Payment_Options___sold_out_events__template_args',
-                            array(
-                                'events_requiring_pre_approval'     => implode('', $events_requiring_pre_approval),
-                                'events_requiring_pre_approval_msg' => apply_filters(
-                                    'FHEE__EE_SPCO_Reg_Step_Payment_Options___events_requiring_pre_approval__events_requiring_pre_approval_msg',
-                                    esc_html__(
-                                        'The following events do not require payment at this time and will not be billed during this transaction. Billing will only occur after the attendee has been approved by the event organizer. You will be notified when your registration has been processed. If this is a free event, then no billing will occur.',
-                                        'event_espresso'
-                                    )
-                                ),
-                            )
-                        ),
-                    )
-                ),
-            )
-        );
-    }
-
-
-    /**
-     * _no_payment_required
-     *
-     * @param \EE_Event[] $registrations_for_free_events
-     * @return \EE_Form_Section_Proper
-     * @throws \EE_Error
-     */
-    private function _no_payment_required($registrations_for_free_events = array())
-    {
-        // set some defaults
-        $this->checkout->selected_method_of_payment = 'no_payment_required';
-        // generate no_payment_required form
-        return new EE_Form_Section_Proper(
-            array(
-                'layout_strategy' => new EE_Template_Layout(
-                    array(
-                        'layout_template_file' => SPCO_REG_STEPS_PATH
-                                                  . $this->_slug
-                                                  . DS
-                                                  . 'no_payment_required.template.php', // layout_template
-                        'template_args'        => apply_filters(
-                            'FHEE__EE_SPCO_Reg_Step_Payment_Options___no_payment_required__template_args',
-                            array(
-                                'revisit'                       => $this->checkout->revisit,
-                                'registrations'                 => array(),
-                                'ticket_count'                  => array(),
-                                'registrations_for_free_events' => $registrations_for_free_events,
-                                'no_payment_required_msg'       => EEH_HTML::p(
-                                    esc_html__('This is a free event, so no billing will occur.', 'event_espresso')
-                                ),
-                            )
-                        ),
-                    )
-                ),
-            )
-        );
-    }
-
-
-    /**
-     * _display_payment_options
-     *
-     * @param string $transaction_details
-     * @return EE_Form_Section_Proper
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _display_payment_options($transaction_details = '')
-    {
-        // has method_of_payment been set by no-js user?
-        $this->checkout->selected_method_of_payment = $this->_get_selected_method_of_payment();
-        // build payment options form
-        return apply_filters(
-            'FHEE__EE_SPCO_Reg_Step_Payment_Options___display_payment_options__payment_options_form',
-            new EE_Form_Section_Proper(
-                array(
-                    'subsections'     => array(
-                        'before_payment_options' => apply_filters(
-                            'FHEE__EE_SPCO_Reg_Step_Payment_Options___display_payment_options__before_payment_options',
-                            new EE_Form_Section_Proper(
-                                array('layout_strategy' => new EE_Div_Per_Section_Layout())
-                            )
-                        ),
-                        'payment_options'        => $this->_setup_payment_options(),
-                        'after_payment_options'  => apply_filters(
-                            'FHEE__EE_SPCO_Reg_Step_Payment_Options___display_payment_options__after_payment_options',
-                            new EE_Form_Section_Proper(
-                                array('layout_strategy' => new EE_Div_Per_Section_Layout())
-                            )
-                        ),
-                    ),
-                    'layout_strategy' => new EE_Template_Layout(
-                        array(
-                            'layout_template_file' => $this->_template,
-                            'template_args'        => apply_filters(
-                                'FHEE__EE_SPCO_Reg_Step_Payment_Options___display_payment_options__template_args',
-                                array(
-                                    'reg_count'                 => $this->line_item_display->total_items(),
-                                    'transaction_details'       => $transaction_details,
-                                    'available_payment_methods' => array(),
-                                )
-                            ),
-                        )
-                    ),
-                )
-            )
-        );
-    }
-
-
-    /**
-     * _extra_hidden_inputs
-     *
-     * @param bool $no_payment_required
-     * @return \EE_Form_Section_Proper
-     * @throws \EE_Error
-     */
-    private function _extra_hidden_inputs($no_payment_required = true)
-    {
-        return new EE_Form_Section_Proper(
-            array(
-                'html_id'         => 'ee-' . $this->slug() . '-extra-hidden-inputs',
-                'layout_strategy' => new EE_Div_Per_Section_Layout(),
-                'subsections'     => array(
-                    'spco_no_payment_required' => new EE_Hidden_Input(
-                        array(
-                            'normalization_strategy' => new EE_Boolean_Normalization(),
-                            'html_name'              => 'spco_no_payment_required',
-                            'html_id'                => 'spco-no-payment-required-payment_options',
-                            'default'                => $no_payment_required,
-                        )
-                    ),
-                    'spco_transaction_id'      => new EE_Fixed_Hidden_Input(
-                        array(
-                            'normalization_strategy' => new EE_Int_Normalization(),
-                            'html_name'              => 'spco_transaction_id',
-                            'html_id'                => 'spco-transaction-id',
-                            'default'                => $this->checkout->transaction->ID(),
-                        )
-                    ),
-                ),
-            )
-        );
-    }
-
-
-    /**
-     *    _apply_registration_payments_to_amount_owing
-     *
-     * @access protected
-     * @param array $registrations
-     * @throws EE_Error
-     */
-    protected function _apply_registration_payments_to_amount_owing(array $registrations)
-    {
-        $payments = array();
-        foreach ($registrations as $registration) {
-            if ($registration instanceof EE_Registration && $registration->owes_monies_and_can_pay()) {
-                $payments += $registration->registration_payments();
-            }
-        }
-        if (! empty($payments)) {
-            foreach ($payments as $payment) {
-                if ($payment instanceof EE_Registration_Payment) {
-                    $this->checkout->amount_owing -= $payment->amount();
-                }
-            }
-        }
-    }
-
-
-    /**
-     *    _reset_selected_method_of_payment
-     *
-     * @access    private
-     * @param    bool $force_reset
-     * @return void
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _reset_selected_method_of_payment($force_reset = false)
-    {
-        $reset_payment_method = $force_reset
-            ? true
-            : sanitize_text_field(EE_Registry::instance()->REQ->get('reset_payment_method', false));
-        if ($reset_payment_method) {
-            $this->checkout->selected_method_of_payment = null;
-            $this->checkout->payment_method             = null;
-            $this->checkout->billing_form               = null;
-            $this->_save_selected_method_of_payment();
-        }
-    }
-
-
-    /**
-     * _save_selected_method_of_payment
-     * stores the selected_method_of_payment in the session
-     * so that it's available for all subsequent requests including AJAX
-     *
-     * @access        private
-     * @param string $selected_method_of_payment
-     * @return void
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _save_selected_method_of_payment($selected_method_of_payment = '')
-    {
-        $selected_method_of_payment = ! empty($selected_method_of_payment)
-            ? $selected_method_of_payment
-            : $this->checkout->selected_method_of_payment;
-        EE_Registry::instance()->SSN->set_session_data(
-            array('selected_method_of_payment' => $selected_method_of_payment)
-        );
-    }
-
-
-    /**
-     * _setup_payment_options
-     *
-     * @return EE_Form_Section_Proper
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    public function _setup_payment_options()
-    {
-        // load payment method classes
-        $this->checkout->available_payment_methods = $this->_get_available_payment_methods();
-        if (empty($this->checkout->available_payment_methods)) {
-            EE_Error::add_error(
-                apply_filters(
-                    'FHEE__EE_SPCO_Reg_Step_Payment_Options___setup_payment_options__error_message_no_payment_methods',
-                    sprintf(
-                        esc_html__(
-                            'Sorry, you cannot complete your purchase because a payment method is not active.%1$s Please contact %2$s for assistance and provide a description of the problem.',
-                            'event_espresso'
-                        ),
-                        '<br>',
-                        EE_Registry::instance()->CFG->organization->get_pretty('email')
-                    )
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-        // switch up header depending on number of available payment methods
-        $payment_method_header     = count($this->checkout->available_payment_methods) > 1
-            ? apply_filters(
-                'FHEE__registration_page_payment_options__method_of_payment_hdr',
-                esc_html__('Please Select Your Method of Payment', 'event_espresso')
-            )
-            : apply_filters(
-                'FHEE__registration_page_payment_options__method_of_payment_hdr',
-                esc_html__('Method of Payment', 'event_espresso')
-            );
-        $available_payment_methods = array(
-            // display the "Payment Method" header
-            'payment_method_header' => new EE_Form_Section_HTML(
-                EEH_HTML::h4($payment_method_header, 'method-of-payment-hdr')
-            ),
-        );
-        // the list of actual payment methods ( invoice, paypal, etc ) in a  ( slug => HTML )  format
-        $available_payment_method_options = array();
-        $default_payment_method_option    = array();
-        // additional instructions to be displayed and hidden below payment methods (adding a clearing div to start)
-        $payment_methods_billing_info = array(
-            new EE_Form_Section_HTML(
-                EEH_HTML::div('<br />', '', '', 'clear:both;')
-            ),
-        );
-        // loop through payment methods
-        foreach ($this->checkout->available_payment_methods as $payment_method) {
-            if ($payment_method instanceof EE_Payment_Method) {
-                $payment_method_button = EEH_HTML::img(
-                    $payment_method->button_url(),
-                    $payment_method->name(),
-                    'spco-payment-method-' . $payment_method->slug() . '-btn-img',
-                    'spco-payment-method-btn-img'
-                );
-                // check if any payment methods are set as default
-                // if payment method is already selected OR nothing is selected and this payment method should be
-                // open_by_default
-                if (($this->checkout->selected_method_of_payment === $payment_method->slug())
-                    || (! $this->checkout->selected_method_of_payment && $payment_method->open_by_default())
-                ) {
-                    $this->checkout->selected_method_of_payment = $payment_method->slug();
-                    $this->_save_selected_method_of_payment();
-                    $default_payment_method_option[$payment_method->slug()] = $payment_method_button;
-                } else {
-                    $available_payment_method_options[$payment_method->slug()] = $payment_method_button;
-                }
-                $payment_methods_billing_info[$payment_method->slug() . '-info'] = $this->_payment_method_billing_info(
-                    $payment_method
-                );
-            }
-        }
-        // prepend available_payment_method_options with default_payment_method_option so that it appears first in list
-        // of PMs
-        $available_payment_method_options = $default_payment_method_option + $available_payment_method_options;
-        // now generate the actual form  inputs
-        $available_payment_methods['available_payment_methods'] = $this->_available_payment_method_inputs(
-            $available_payment_method_options
-        );
-        $available_payment_methods                              += $payment_methods_billing_info;
-        // build the available payment methods form
-        return new EE_Form_Section_Proper(
-            array(
-                'html_id'         => 'spco-available-methods-of-payment-dv',
-                'subsections'     => $available_payment_methods,
-                'layout_strategy' => new EE_Div_Per_Section_Layout(),
-            )
-        );
-    }
-
-
-    /**
-     * _get_available_payment_methods
-     *
-     * @return EE_Payment_Method[]
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    protected function _get_available_payment_methods()
-    {
-        if (! empty($this->checkout->available_payment_methods)) {
-            return $this->checkout->available_payment_methods;
-        }
-        $available_payment_methods = array();
-        // load EEM_Payment_Method
-        EE_Registry::instance()->load_model('Payment_Method');
-        /** @type EEM_Payment_Method $EEM_Payment_Method */
-        $EEM_Payment_Method = EE_Registry::instance()->LIB->EEM_Payment_Method;
-        // get all active payment methods
-        $payment_methods = $EEM_Payment_Method->get_all_for_transaction(
-            $this->checkout->transaction,
-            EEM_Payment_Method::scope_cart
-        );
-        foreach ($payment_methods as $payment_method) {
-            if ($payment_method instanceof EE_Payment_Method) {
-                $available_payment_methods[$payment_method->slug()] = $payment_method;
-            }
-        }
-        return $available_payment_methods;
-    }
-
-
-    /**
-     *    _available_payment_method_inputs
-     *
-     * @access    private
-     * @param    array $available_payment_method_options
-     * @return    \EE_Form_Section_Proper
-     */
-    private function _available_payment_method_inputs($available_payment_method_options = array())
-    {
-        // generate inputs
-        return new EE_Form_Section_Proper(
-            array(
-                'html_id'         => 'ee-available-payment-method-inputs',
-                'layout_strategy' => new EE_Div_Per_Section_Layout(),
-                'subsections'     => array(
-                    '' => new EE_Radio_Button_Input(
-                        $available_payment_method_options,
-                        array(
-                            'html_name'          => 'selected_method_of_payment',
-                            'html_class'         => 'spco-payment-method',
-                            'default'            => $this->checkout->selected_method_of_payment,
-                            'label_size'         => 11,
-                            'enforce_label_size' => true,
-                        )
-                    ),
-                ),
-            )
-        );
-    }
-
-
-    /**
-     *    _payment_method_billing_info
-     *
-     * @access    private
-     * @param    EE_Payment_Method $payment_method
-     * @return EE_Form_Section_Proper
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _payment_method_billing_info(EE_Payment_Method $payment_method)
-    {
-        $currently_selected = $this->checkout->selected_method_of_payment === $payment_method->slug()
-            ? true
-            : false;
-        // generate the billing form for payment method
-        $billing_form                 = $currently_selected
-            ? $this->_get_billing_form_for_payment_method($payment_method)
-            : new EE_Form_Section_HTML();
-        $this->checkout->billing_form = $currently_selected
-            ? $billing_form
-            : $this->checkout->billing_form;
-        // it's all in the details
-        $info_html = EEH_HTML::h3(
-            esc_html__('Important information regarding your payment', 'event_espresso'),
-            '',
-            'spco-payment-method-hdr'
-        );
-        // add some info regarding the step, either from what's saved in the admin,
-        // or a default string depending on whether the PM has a billing form or not
-        if ($payment_method->description()) {
-            $payment_method_info = $payment_method->description();
-        } elseif ($billing_form instanceof EE_Billing_Info_Form) {
-            $payment_method_info = sprintf(
-                esc_html__(
-                    'Please provide the following billing information, then click the "%1$s" button below in order to proceed.',
-                    'event_espresso'
-                ),
-                $this->submit_button_text()
-            );
-        } else {
-            $payment_method_info = sprintf(
-                esc_html__('Please click the "%1$s" button below in order to proceed.', 'event_espresso'),
-                $this->submit_button_text()
-            );
-        }
-        $info_html .= EEH_HTML::p(
-            apply_filters(
-                'FHEE__EE_SPCO_Reg_Step_Payment_Options___payment_method_billing_info__payment_method_info',
-                $payment_method_info
-            ),
-            '',
-            'spco-payment-method-desc ee-attention'
-        );
-        return new EE_Form_Section_Proper(
-            array(
-                'html_id'         => 'spco-payment-method-info-' . $payment_method->slug(),
-                'html_class'      => 'spco-payment-method-info-dv',
-                // only display the selected or default PM
-                'html_style'      => $currently_selected ? '' : 'display:none;',
-                'layout_strategy' => new EE_Div_Per_Section_Layout(),
-                'subsections'     => array(
-                    'info'         => new EE_Form_Section_HTML($info_html),
-                    'billing_form' => $currently_selected ? $billing_form : new EE_Form_Section_HTML(),
-                ),
-            )
-        );
-    }
-
-
-    /**
-     * get_billing_form_html_for_payment_method
-     *
-     * @access public
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    public function get_billing_form_html_for_payment_method()
-    {
-        // how have they chosen to pay?
-        $this->checkout->selected_method_of_payment = $this->_get_selected_method_of_payment(true);
-        $this->checkout->payment_method             = $this->_get_payment_method_for_selected_method_of_payment();
-        if (! $this->checkout->payment_method instanceof EE_Payment_Method) {
-            return false;
-        }
-        if (apply_filters(
-            'FHEE__EE_SPCO_Reg_Step_Payment_Options__registration_checkout__selected_payment_method__display_success',
-            false
-        )) {
-            EE_Error::add_success(
-                apply_filters(
-                    'FHEE__Single_Page_Checkout__registration_checkout__selected_payment_method',
-                    sprintf(
-                        esc_html__(
-                            'You have selected "%s" as your method of payment. Please note the important payment information below.',
-                            'event_espresso'
-                        ),
-                        $this->checkout->payment_method->name()
-                    )
-                )
-            );
-        }
-        // now generate billing form for selected method of payment
-        $payment_method_billing_form = $this->_get_billing_form_for_payment_method($this->checkout->payment_method);
-        // fill form with attendee info if applicable
-        if ($payment_method_billing_form instanceof EE_Billing_Attendee_Info_Form
-            && $this->checkout->transaction_has_primary_registrant()
-        ) {
-            $payment_method_billing_form->populate_from_attendee(
-                $this->checkout->transaction->primary_registration()->attendee()
-            );
-        }
-        // and debug content
-        if ($payment_method_billing_form instanceof EE_Billing_Info_Form
-            && $this->checkout->payment_method->type_obj() instanceof EE_PMT_Base
-        ) {
-            $payment_method_billing_form =
-                $this->checkout->payment_method->type_obj()->apply_billing_form_debug_settings(
-                    $payment_method_billing_form
-                );
-        }
-        $billing_info = $payment_method_billing_form instanceof EE_Form_Section_Proper
-            ? $payment_method_billing_form->get_html()
-            : '';
-        $this->checkout->json_response->set_return_data(array('payment_method_info' => $billing_info));
-        // localize validation rules for main form
-        $this->checkout->current_step->reg_form->localize_validation_rules();
-        $this->checkout->json_response->add_validation_rules(EE_Form_Section_Proper::js_localization());
-        return true;
-    }
-
-
-    /**
-     * _get_billing_form_for_payment_method
-     *
-     * @access private
-     * @param EE_Payment_Method $payment_method
-     * @return EE_Billing_Info_Form|EE_Form_Section_HTML
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _get_billing_form_for_payment_method(EE_Payment_Method $payment_method)
-    {
-        $billing_form = $payment_method->type_obj()->billing_form(
-            $this->checkout->transaction,
-            array('amount_owing' => $this->checkout->amount_owing)
-        );
-        if ($billing_form instanceof EE_Billing_Info_Form) {
-            if (apply_filters(
-                'FHEE__EE_SPCO_Reg_Step_Payment_Options__registration_checkout__selected_payment_method__display_success',
-                false
-            )
-                && EE_Registry::instance()->REQ->is_set('payment_method')
-            ) {
-                EE_Error::add_success(
-                    apply_filters(
-                        'FHEE__Single_Page_Checkout__registration_checkout__selected_payment_method',
-                        sprintf(
-                            esc_html__(
-                                'You have selected "%s" as your method of payment. Please note the important payment information below.',
-                                'event_espresso'
-                            ),
-                            $payment_method->name()
-                        )
-                    )
-                );
-            }
-            return apply_filters(
-                'FHEE__EE_SPCO_Reg_Step_Payment_Options___get_billing_form_for_payment_method__billing_form',
-                $billing_form,
-                $payment_method
-            );
-        }
-        // no actual billing form, so return empty HTML form section
-        return new EE_Form_Section_HTML();
-    }
-
-
-    /**
-     * _get_selected_method_of_payment
-     *
-     * @access private
-     * @param boolean $required whether to throw an error if the "selected_method_of_payment"
-     *                          is not found in the incoming request
-     * @param string  $request_param
-     * @return NULL|string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _get_selected_method_of_payment(
-        $required = false,
-        $request_param = 'selected_method_of_payment'
-    ) {
-        // is selected_method_of_payment set in the request ?
-        $selected_method_of_payment = EE_Registry::instance()->REQ->get($request_param, false);
-        if ($selected_method_of_payment) {
-            // sanitize it
-            $selected_method_of_payment = is_array($selected_method_of_payment)
-                ? array_shift($selected_method_of_payment)
-                : $selected_method_of_payment;
-            $selected_method_of_payment = sanitize_text_field($selected_method_of_payment);
-            // store it in the session so that it's available for all subsequent requests including AJAX
-            $this->_save_selected_method_of_payment($selected_method_of_payment);
-        } else {
-            // or is is set in the session ?
-            $selected_method_of_payment = EE_Registry::instance()->SSN->get_session_data(
-                'selected_method_of_payment'
-            );
-        }
-        // do ya really really gotta have it?
-        if (empty($selected_method_of_payment) && $required) {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'The selected method of payment could not be determined.%sPlease ensure that you have selected one before proceeding.%sIf you continue to experience difficulties, then refresh your browser and try again, or contact %s for assistance.',
-                        'event_espresso'
-                    ),
-                    '<br/>',
-                    '<br/>',
-                    EE_Registry::instance()->CFG->organization->get_pretty('email')
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return null;
-        }
-        return $selected_method_of_payment;
-    }
-
-
-
-
-
-
-    /********************************************************************************************************/
-    /***********************************  SWITCH PAYMENT METHOD  ************************************/
-    /********************************************************************************************************/
-    /**
-     * switch_payment_method
-     *
-     * @access public
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    public function switch_payment_method()
-    {
-        if (! $this->_verify_payment_method_is_set()) {
-            return false;
-        }
-        if (apply_filters(
-            'FHEE__EE_SPCO_Reg_Step_Payment_Options__registration_checkout__selected_payment_method__display_success',
-            false
-        )) {
-            EE_Error::add_success(
-                apply_filters(
-                    'FHEE__Single_Page_Checkout__registration_checkout__selected_payment_method',
-                    sprintf(
-                        esc_html__(
-                            'You have selected "%s" as your method of payment. Please note the important payment information below.',
-                            'event_espresso'
-                        ),
-                        $this->checkout->payment_method->name()
-                    )
-                )
-            );
-        }
-        // generate billing form for selected method of payment if it hasn't been done already
-        if ($this->checkout->payment_method->type_obj()->has_billing_form()) {
-            $this->checkout->billing_form = $this->_get_billing_form_for_payment_method(
-                $this->checkout->payment_method
-            );
-        }
-        // fill form with attendee info if applicable
-        if (apply_filters(
-            'FHEE__populate_billing_form_fields_from_attendee',
-            (
-                $this->checkout->billing_form instanceof EE_Billing_Attendee_Info_Form
-                && $this->checkout->transaction_has_primary_registrant()
-            ),
-            $this->checkout->billing_form,
-            $this->checkout->transaction
-        )
-        ) {
-            $this->checkout->billing_form->populate_from_attendee(
-                $this->checkout->transaction->primary_registration()->attendee()
-            );
-        }
-        // and debug content
-        if ($this->checkout->billing_form instanceof EE_Billing_Info_Form
-            && $this->checkout->payment_method->type_obj() instanceof EE_PMT_Base
-        ) {
-            $this->checkout->billing_form =
-                $this->checkout->payment_method->type_obj()->apply_billing_form_debug_settings(
-                    $this->checkout->billing_form
-                );
-        }
-        // get html and validation rules for form
-        if ($this->checkout->billing_form instanceof EE_Form_Section_Proper) {
-            $this->checkout->json_response->set_return_data(
-                array('payment_method_info' => $this->checkout->billing_form->get_html())
-            );
-            // localize validation rules for main form
-            $this->checkout->billing_form->localize_validation_rules(true);
-            $this->checkout->json_response->add_validation_rules(EE_Form_Section_Proper::js_localization());
-        } else {
-            $this->checkout->json_response->set_return_data(array('payment_method_info' => ''));
-        }
-        //prevents advancement to next step
-        $this->checkout->continue_reg = false;
-        return true;
-    }
-
-
-    /**
-     * _verify_payment_method_is_set
-     *
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    protected function _verify_payment_method_is_set()
-    {
-        // generate billing form for selected method of payment if it hasn't been done already
-        if (empty($this->checkout->selected_method_of_payment)) {
-            // how have they chosen to pay?
-            $this->checkout->selected_method_of_payment = $this->_get_selected_method_of_payment(true);
-        } else {
-            // choose your own adventure based on method_of_payment
-            switch ($this->checkout->selected_method_of_payment) {
-                case 'events_sold_out' :
-                    EE_Error::add_attention(
-                        apply_filters(
-                            'FHEE__EE_SPCO_Reg_Step_Payment_Options___verify_payment_method_is_set__sold_out_events_msg',
-                            esc_html__(
-                                'It appears that the event you were about to make a payment for has sold out since this form first loaded. Please contact the event administrator if you believe this is an error.',
-                                'event_espresso'
-                            )
-                        ),
-                        __FILE__, __FUNCTION__, __LINE__
-                    );
-                    return false;
-                    break;
-                case 'payments_closed' :
-                    EE_Error::add_attention(
-                        apply_filters(
-                            'FHEE__EE_SPCO_Reg_Step_Payment_Options___verify_payment_method_is_set__payments_closed_msg',
-                            esc_html__(
-                                'It appears that the event you were about to make a payment for is not accepting payments at this time. Please contact the event administrator if you believe this is an error.',
-                                'event_espresso'
-                            )
-                        ),
-                        __FILE__, __FUNCTION__, __LINE__
-                    );
-                    return false;
-                    break;
-                case 'no_payment_required' :
-                    EE_Error::add_attention(
-                        apply_filters(
-                            'FHEE__EE_SPCO_Reg_Step_Payment_Options___verify_payment_method_is_set__no_payment_required_msg',
-                            esc_html__(
-                                'It appears that the event you were about to make a payment for does not require payment. Please contact the event administrator if you believe this is an error.',
-                                'event_espresso'
-                            )
-                        ),
-                        __FILE__, __FUNCTION__, __LINE__
-                    );
-                    return false;
-                    break;
-                default:
-            }
-        }
-        // verify payment method
-        if (! $this->checkout->payment_method instanceof EE_Payment_Method) {
-            // get payment method for selected method of payment
-            $this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment();
-        }
-        return $this->checkout->payment_method instanceof EE_Payment_Method ? true : false;
-    }
-
-
-
-    /********************************************************************************************************/
-    /***************************************  SAVE PAYER DETAILS  ****************************************/
-    /********************************************************************************************************/
-    /**
-     * save_payer_details_via_ajax
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    public function save_payer_details_via_ajax()
-    {
-        if (! $this->_verify_payment_method_is_set()) {
-            return;
-        }
-        // generate billing form for selected method of payment if it hasn't been done already
-        if ($this->checkout->payment_method->type_obj()->has_billing_form()) {
-            $this->checkout->billing_form = $this->_get_billing_form_for_payment_method(
-                $this->checkout->payment_method
-            );
-        }
-        // generate primary attendee from payer info if applicable
-        if (! $this->checkout->transaction_has_primary_registrant()) {
-            $attendee = $this->_create_attendee_from_request_data();
-            if ($attendee instanceof EE_Attendee) {
-                foreach ($this->checkout->transaction->registrations() as $registration) {
-                    if ($registration->is_primary_registrant()) {
-                        $this->checkout->primary_attendee_obj = $attendee;
-                        $registration->_add_relation_to($attendee, 'Attendee');
-                        $registration->set_attendee_id($attendee->ID());
-                        $registration->update_cache_after_object_save('Attendee', $attendee);
-                    }
-                }
-            }
-        }
-    }
-
-
-    /**
-     * create_attendee_from_request_data
-     * uses info from alternate GET or POST data (such as AJAX) to create a new attendee
-     *
-     * @return EE_Attendee
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    protected function _create_attendee_from_request_data()
-    {
-        // get State ID
-        $STA_ID = ! empty($_REQUEST['state']) ? sanitize_text_field($_REQUEST['state']) : '';
-        if (! empty($STA_ID)) {
-            // can we get state object from name ?
-            EE_Registry::instance()->load_model('State');
-            $state  = EEM_State::instance()->get_col(array(array('STA_name' => $STA_ID), 'limit' => 1), 'STA_ID');
-            $STA_ID = is_array($state) && ! empty($state) ? reset($state) : $STA_ID;
-        }
-        // get Country ISO
-        $CNT_ISO = ! empty($_REQUEST['country']) ? sanitize_text_field($_REQUEST['country']) : '';
-        if (! empty($CNT_ISO)) {
-            // can we get country object from name ?
-            EE_Registry::instance()->load_model('Country');
-            $country = EEM_Country::instance()->get_col(
-                array(array('CNT_name' => $CNT_ISO), 'limit' => 1),
-                'CNT_ISO'
-            );
-            $CNT_ISO = is_array($country) && ! empty($country) ? reset($country) : $CNT_ISO;
-        }
-        // grab attendee data
-        $attendee_data = array(
-            'ATT_fname'    => ! empty($_REQUEST['first_name']) ? sanitize_text_field($_REQUEST['first_name']) : '',
-            'ATT_lname'    => ! empty($_REQUEST['last_name']) ? sanitize_text_field($_REQUEST['last_name']) : '',
-            'ATT_email'    => ! empty($_REQUEST['email']) ? sanitize_email($_REQUEST['email']) : '',
-            'ATT_address'  => ! empty($_REQUEST['address']) ? sanitize_text_field($_REQUEST['address']) : '',
-            'ATT_address2' => ! empty($_REQUEST['address2']) ? sanitize_text_field($_REQUEST['address2']) : '',
-            'ATT_city'     => ! empty($_REQUEST['city']) ? sanitize_text_field($_REQUEST['city']) : '',
-            'STA_ID'       => $STA_ID,
-            'CNT_ISO'      => $CNT_ISO,
-            'ATT_zip'      => ! empty($_REQUEST['zip']) ? sanitize_text_field($_REQUEST['zip']) : '',
-            'ATT_phone'    => ! empty($_REQUEST['phone']) ? sanitize_text_field($_REQUEST['phone']) : '',
-        );
-        // validate the email address since it is the most important piece of info
-        if (empty($attendee_data['ATT_email']) || $attendee_data['ATT_email'] !== $_REQUEST['email']) {
-            EE_Error::add_error(
-                esc_html__('An invalid email address was submitted.', 'event_espresso'),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-        // does this attendee already exist in the db ? we're searching using a combination of first name, last name,
-        // AND email address
-        if (! empty($attendee_data['ATT_fname'])
-            && ! empty($attendee_data['ATT_lname'])
-            && ! empty($attendee_data['ATT_email'])
-        ) {
-            $existing_attendee = EE_Registry::instance()->LIB->EEM_Attendee->find_existing_attendee(
-                array(
-                    'ATT_fname' => $attendee_data['ATT_fname'],
-                    'ATT_lname' => $attendee_data['ATT_lname'],
-                    'ATT_email' => $attendee_data['ATT_email'],
-                )
-            );
-            if ($existing_attendee instanceof EE_Attendee) {
-                return $existing_attendee;
-            }
-        }
-        // no existing attendee? kk let's create a new one
-        // kinda lame, but we need a first and last name to create an attendee, so use the email address if those
-        // don't exist
-        $attendee_data['ATT_fname'] = ! empty($attendee_data['ATT_fname'])
-            ? $attendee_data['ATT_fname']
-            : $attendee_data['ATT_email'];
-        $attendee_data['ATT_lname'] = ! empty($attendee_data['ATT_lname'])
-            ? $attendee_data['ATT_lname']
-            : $attendee_data['ATT_email'];
-        return EE_Attendee::new_instance($attendee_data);
-    }
-
-
-
-    /********************************************************************************************************/
-    /****************************************  PROCESS REG STEP  *****************************************/
-    /********************************************************************************************************/
-    /**
-     * process_reg_step
-     *
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\EntityNotFoundException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     * @throws \EventEspresso\core\exceptions\InvalidStatusException
-     */
-    public function process_reg_step()
-    {
-        // how have they chosen to pay?
-        $this->checkout->selected_method_of_payment = $this->checkout->transaction->is_free()
-            ? 'no_payment_required'
-            : $this->_get_selected_method_of_payment(true);
-        // choose your own adventure based on method_of_payment
-        switch ($this->checkout->selected_method_of_payment) {
-
-            case 'events_sold_out' :
-                $this->checkout->redirect     = true;
-                $this->checkout->redirect_url = $this->checkout->cancel_page_url;
-                $this->checkout->json_response->set_redirect_url($this->checkout->redirect_url);
-                // mark this reg step as completed
-                $this->set_completed();
-                return false;
-                break;
-
-            case 'payments_closed' :
-                if (apply_filters(
-                    'FHEE__EE_SPCO_Reg_Step_Payment_Options__process_reg_step__payments_closed__display_success',
-                    false
-                )) {
-                    EE_Error::add_success(
-                        esc_html__('no payment required at this time.', 'event_espresso'),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                }
-                // mark this reg step as completed
-                $this->set_completed();
-                return true;
-                break;
-
-            case 'no_payment_required' :
-                if (apply_filters(
-                    'FHEE__EE_SPCO_Reg_Step_Payment_Options__process_reg_step__no_payment_required__display_success',
-                    false
-                )) {
-                    EE_Error::add_success(
-                        esc_html__('no payment required.', 'event_espresso'),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                }
-                // mark this reg step as completed
-                $this->set_completed();
-                return true;
-                break;
-
-            default:
-                $registrations         = EE_Registry::instance()->SSN->checkout()->transaction->registrations(
-                    EE_Registry::instance()->SSN->checkout()->reg_cache_where_params
-                );
-                $ejected_registrations = EE_SPCO_Reg_Step_Payment_Options::find_registrations_that_lost_their_space(
-                    $registrations,
-                    EE_Registry::instance()->SSN->checkout()->revisit
-                );
-                // calculate difference between the two arrays
-                $registrations = array_diff($registrations, $ejected_registrations);
-                if (empty($registrations)) {
-                    $this->_redirect_because_event_sold_out();
-                    return false;
-                }
-                $payment_successful = $this->_process_payment();
-                if ($payment_successful) {
-                    $this->checkout->continue_reg = true;
-                    $this->_maybe_set_completed($this->checkout->payment_method);
-                } else {
-                    $this->checkout->continue_reg = false;
-                }
-                return $payment_successful;
-        }
-    }
-
-
-    /**
-     * _redirect_because_event_sold_out
-     *
-     * @access protected
-     * @return void
-     */
-    protected function _redirect_because_event_sold_out()
-    {
-        $this->checkout->continue_reg = false;
-        // set redirect URL
-        $this->checkout->redirect_url = add_query_arg(
-            array('e_reg_url_link' => $this->checkout->reg_url_link),
-            $this->checkout->current_step->reg_step_url()
-        );
-        $this->checkout->json_response->set_redirect_url($this->checkout->redirect_url);
-    }
-
-
-    /**
-     * _maybe_set_completed
-     *
-     * @access protected
-     * @param \EE_Payment_Method $payment_method
-     * @return void
-     * @throws \EE_Error
-     */
-    protected function _maybe_set_completed(EE_Payment_Method $payment_method)
-    {
-        switch ($payment_method->type_obj()->payment_occurs()) {
-            case EE_PMT_Base::offsite :
-                break;
-            case EE_PMT_Base::onsite :
-            case EE_PMT_Base::offline :
-                // mark this reg step as completed
-                $this->set_completed();
-                break;
-        }
-    }
-
-
-    /**
-     *    update_reg_step
-     *    this is the final step after a user  revisits the site to retry a payment
-     *
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\EntityNotFoundException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     * @throws \EventEspresso\core\exceptions\InvalidStatusException
-     */
-    public function update_reg_step()
-    {
-        $success = true;
-        // if payment required
-        if ($this->checkout->transaction->total() > 0) {
-            do_action(
-                'AHEE__EE_Single_Page_Checkout__process_finalize_registration__before_gateway',
-                $this->checkout->transaction
-            );
-            // attempt payment via payment method
-            $success = $this->process_reg_step();
-        }
-        if ($success && ! $this->checkout->redirect) {
-            $this->checkout->cart->get_grand_total()->save_this_and_descendants_to_txn(
-                $this->checkout->transaction->ID()
-            );
-            // set return URL
-            $this->checkout->redirect_url = add_query_arg(
-                array('e_reg_url_link' => $this->checkout->reg_url_link),
-                $this->checkout->thank_you_page_url
-            );
-        }
-        return $success;
-    }
-
-
-    /**
-     *    _process_payment
-     *
-     * @access private
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _process_payment()
-    {
-        // basically confirm that the event hasn't sold out since they hit the page
-        if (! $this->_last_second_ticket_verifications()) {
-            return false;
-        }
-        // ya gotta make a choice man
-        if (empty($this->checkout->selected_method_of_payment)) {
-            $this->checkout->json_response->set_plz_select_method_of_payment(
-                esc_html__('Please select a method of payment before proceeding.', 'event_espresso')
-            );
-            return false;
-        }
-        // get EE_Payment_Method object
-        if (! $this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment()) {
-            return false;
-        }
-        // setup billing form
-        if ($this->checkout->payment_method->is_on_site()) {
-            $this->checkout->billing_form = $this->_get_billing_form_for_payment_method(
-                $this->checkout->payment_method
-            );
-            // bad billing form ?
-            if (! $this->_billing_form_is_valid()) {
-                return false;
-            }
-        }
-        // ensure primary registrant has been fully processed
-        if (! $this->_setup_primary_registrant_prior_to_payment()) {
-            return false;
-        }
-        // if session is close to expiring (under 10 minutes by default)
-        if ((time() - EE_Registry::instance()->SSN->expiration()) < EE_Registry::instance()->SSN->extension()) {
-            // add some time to session expiration so that payment can be completed
-            EE_Registry::instance()->SSN->extend_expiration();
-        }
-        /** @type EE_Transaction_Processor $transaction_processor */
-        //$transaction_processor = EE_Registry::instance()->load_class( 'Transaction_Processor' );
-        // in case a registrant leaves to an Off-Site Gateway and never returns, we want to approve any registrations
-        // for events with a default reg status of Approved
-        // $transaction_processor->toggle_registration_statuses_for_default_approved_events(
-        //      $this->checkout->transaction, $this->checkout->reg_cache_where_params
-        // );
-        // attempt payment
-        $payment = $this->_attempt_payment($this->checkout->payment_method);
-        // process results
-        $payment = $this->_validate_payment($payment);
-        $payment = $this->_post_payment_processing($payment);
-        // verify payment
-        if ($payment instanceof EE_Payment) {
-            // store that for later
-            $this->checkout->payment = $payment;
-            // we can also consider the TXN to not have been failed, so temporarily upgrade it's status to abandoned
-            $this->checkout->transaction->toggle_failed_transaction_status();
-            $payment_status = $payment->status();
-            if (
-                $payment_status === EEM_Payment::status_id_approved
-                || $payment_status === EEM_Payment::status_id_pending
-            ) {
-                return true;
-            } else {
-                return false;
-            }
-        } else if ($payment === true) {
-            // please note that offline payment methods will NOT make a payment,
-            // but instead just mark themselves as the PMD_ID on the transaction, and return true
-            $this->checkout->payment = $payment;
-            return true;
-        }
-        // where's my money?
-        return false;
-    }
-
-
-    /**
-     * _last_second_ticket_verifications
-     *
-     * @access public
-     * @return bool
-     * @throws EE_Error
-     */
-    protected function _last_second_ticket_verifications()
-    {
-        // don't bother re-validating if not a return visit
-        if (! $this->checkout->revisit) {
-            return true;
-        }
-        $registrations = $this->checkout->transaction->registrations();
-        if (empty($registrations)) {
-            return false;
-        }
-        foreach ($registrations as $registration) {
-            if ($registration instanceof EE_Registration) {
-                $event = $registration->event_obj();
-                if ($event instanceof EE_Event && $event->is_sold_out(true)) {
-                    EE_Error::add_error(
-                        apply_filters(
-                            'FHEE__EE_SPCO_Reg_Step_Payment_Options___last_second_ticket_verifications__sold_out_events_msg',
-                            sprintf(
-                                esc_html__(
-                                    'It appears that the %1$s event that you were about to make a payment for has sold out since you first registered and/or arrived at this page. Please refresh the page and try again. If you have already made a partial payment towards this event, please contact the event administrator for a refund.',
-                                    'event_espresso'
-                                ),
-                                $event->name()
-                            )
-                        ),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                    return false;
-                }
-            }
-        }
-        return true;
-    }
-
-
-    /**
-     * redirect_form
-     *
-     * @access public
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    public function redirect_form()
-    {
-        $payment_method_billing_info = $this->_payment_method_billing_info(
-            $this->_get_payment_method_for_selected_method_of_payment()
-        );
-        $html                        = $payment_method_billing_info->get_html();
-        $html                        .= $this->checkout->redirect_form;
-        EE_Registry::instance()->REQ->add_output($html);
-        return true;
-    }
-
-
-    /**
-     * _billing_form_is_valid
-     *
-     * @access private
-     * @return bool
-     * @throws \EE_Error
-     */
-    private function _billing_form_is_valid()
-    {
-        if (! $this->checkout->payment_method->type_obj()->has_billing_form()) {
-            return true;
-        }
-        if ($this->checkout->billing_form instanceof EE_Billing_Info_Form) {
-            if ($this->checkout->billing_form->was_submitted()) {
-                $this->checkout->billing_form->receive_form_submission();
-                if ($this->checkout->billing_form->is_valid()) {
-                    return true;
-                }
-                $validation_errors = $this->checkout->billing_form->get_validation_errors_accumulated();
-                $error_strings     = array();
-                foreach ($validation_errors as $validation_error) {
-                    if ($validation_error instanceof EE_Validation_Error) {
-                        $form_section = $validation_error->get_form_section();
-                        if ($form_section instanceof EE_Form_Input_Base) {
-                            $label = $form_section->html_label_text();
-                        } elseif ($form_section instanceof EE_Form_Section_Base) {
-                            $label = $form_section->name();
-                        } else {
-                            $label = esc_html__('Validation Error', 'event_espresso');
-                        }
-                        $error_strings[] = sprintf('%1$s: %2$s', $label, $validation_error->getMessage());
-                    }
-                }
-                EE_Error::add_error(
-                    sprintf(
-                        esc_html__(
-                            'One or more billing form inputs are invalid and require correction before proceeding. %1$s %2$s',
-                            'event_espresso'
-                        ),
-                        '<br/>',
-                        implode('<br/>', $error_strings)
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            } else {
-                EE_Error::add_error(
-                    esc_html__(
-                        'The billing form was not submitted or something prevented it\'s submission.',
-                        'event_espresso'
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            }
-        } else {
-            EE_Error::add_error(
-                esc_html__('The submitted billing form is invalid possibly due to a technical reason.', 'event_espresso'),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-        return false;
-    }
-
-
-    /**
-     * _setup_primary_registrant_prior_to_payment
-     * ensures that the primary registrant has a valid attendee object created with the critical details populated
-     * (first & last name & email) and that both the transaction object and primary registration object have been saved
-     * plz note that any other registrations will NOT be saved at this point (because they may not have any details
-     * yet)
-     *
-     * @access private
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _setup_primary_registrant_prior_to_payment()
-    {
-        // check if transaction has a primary registrant and that it has a related Attendee object
-        // if not, then we need to at least gather some primary registrant data before attempting payment
-        if (
-            $this->checkout->billing_form instanceof EE_Billing_Attendee_Info_Form
-            && ! $this->checkout->transaction_has_primary_registrant()
-            && ! $this->_capture_primary_registration_data_from_billing_form()
-        ) {
-            return false;
-        }
-        // because saving an object clears it's cache, we need to do the chevy shuffle
-        // grab the primary_registration object
-        $primary_registration = $this->checkout->transaction->primary_registration();
-        // at this point we'll consider a TXN to not have been failed
-        $this->checkout->transaction->toggle_failed_transaction_status();
-        // save the TXN ( which clears cached copy of primary_registration)
-        $this->checkout->transaction->save();
-        // grab TXN ID and save it to the primary_registration
-        $primary_registration->set_transaction_id($this->checkout->transaction->ID());
-        // save what we have so far
-        $primary_registration->save();
-        return true;
-    }
-
-
-    /**
-     * _capture_primary_registration_data_from_billing_form
-     *
-     * @access private
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _capture_primary_registration_data_from_billing_form()
-    {
-        // convert billing form data into an attendee
-        $this->checkout->primary_attendee_obj = $this->checkout->billing_form->create_attendee_from_billing_form_data();
-        if (! $this->checkout->primary_attendee_obj instanceof EE_Attendee) {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'The billing form details could not be used for attendee details due to a technical issue.%sPlease try again or contact %s for assistance.',
-                        'event_espresso'
-                    ),
-                    '<br/>',
-                    EE_Registry::instance()->CFG->organization->get_pretty('email')
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        $primary_registration = $this->checkout->transaction->primary_registration();
-        if (! $primary_registration instanceof EE_Registration) {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'The primary registrant for this transaction could not be determined due to a technical issue.%sPlease try again or contact %s for assistance.',
-                        'event_espresso'
-                    ),
-                    '<br/>',
-                    EE_Registry::instance()->CFG->organization->get_pretty('email')
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        if (! $primary_registration->_add_relation_to($this->checkout->primary_attendee_obj, 'Attendee')
-              instanceof
-              EE_Attendee
-        ) {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'The primary registrant could not be associated with this transaction due to a technical issue.%sPlease try again or contact %s for assistance.',
-                        'event_espresso'
-                    ),
-                    '<br/>',
-                    EE_Registry::instance()->CFG->organization->get_pretty('email')
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        /** @type EE_Registration_Processor $registration_processor */
-        $registration_processor = EE_Registry::instance()->load_class('Registration_Processor');
-        // at this point, we should have enough details about the registrant to consider the registration NOT incomplete
-        $registration_processor->toggle_incomplete_registration_status_to_default($primary_registration);
-        return true;
-    }
-
-
-    /**
-     * _get_payment_method_for_selected_method_of_payment
-     * retrieves a valid payment method
-     *
-     * @access public
-     * @return EE_Payment_Method
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _get_payment_method_for_selected_method_of_payment()
-    {
-        if ($this->checkout->selected_method_of_payment === 'events_sold_out') {
-            $this->_redirect_because_event_sold_out();
-            return null;
-        }
-        // get EE_Payment_Method object
-        if (isset($this->checkout->available_payment_methods[$this->checkout->selected_method_of_payment])) {
-            $payment_method = $this->checkout->available_payment_methods[$this->checkout->selected_method_of_payment];
-        } else {
-            // load EEM_Payment_Method
-            EE_Registry::instance()->load_model('Payment_Method');
-            /** @type EEM_Payment_Method $EEM_Payment_Method */
-            $EEM_Payment_Method = EE_Registry::instance()->LIB->EEM_Payment_Method;
-            $payment_method     = $EEM_Payment_Method->get_one_by_slug($this->checkout->selected_method_of_payment);
-        }
-        // verify $payment_method
-        if (! $payment_method instanceof EE_Payment_Method) {
-            // not a payment
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'The selected method of payment could not be determined due to a technical issue.%sPlease try again or contact %s for assistance.',
-                        'event_espresso'
-                    ),
-                    '<br/>',
-                    EE_Registry::instance()->CFG->organization->get_pretty('email')
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return null;
-        }
-        // and verify it has a valid Payment_Method Type object
-        if (! $payment_method->type_obj() instanceof EE_PMT_Base) {
-            // not a payment
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'A valid payment method could not be determined due to a technical issue.%sPlease try again or contact %s for assistance.',
-                        'event_espresso'
-                    ),
-                    '<br/>',
-                    EE_Registry::instance()->CFG->organization->get_pretty('email')
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return null;
-        }
-        return $payment_method;
-    }
-
-
-    /**
-     *    _attempt_payment
-     *
-     * @access    private
-     * @type    EE_Payment_Method $payment_method
-     * @return mixed EE_Payment | boolean
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _attempt_payment(EE_Payment_Method $payment_method)
-    {
-        $payment = null;
-        $this->checkout->transaction->save();
-        $payment_processor = EE_Registry::instance()->load_core('Payment_Processor');
-        if (! $payment_processor instanceof EE_Payment_Processor) {
-            return false;
-        }
-        try {
-            $payment_processor->set_revisit($this->checkout->revisit);
-            // generate payment object
-            $payment = $payment_processor->process_payment(
-                $payment_method,
-                $this->checkout->transaction,
-                $this->checkout->amount_owing,
-                $this->checkout->billing_form,
-                $this->_get_return_url($payment_method),
-                'CART',
-                $this->checkout->admin_request,
-                true,
-                $this->reg_step_url()
-            );
-        } catch (Exception $e) {
-            $this->_handle_payment_processor_exception($e);
-        }
-        return $payment;
-    }
-
-
-    /**
-     * _handle_payment_processor_exception
-     *
-     * @access protected
-     * @param \Exception $e
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    protected function _handle_payment_processor_exception(Exception $e)
-    {
-        EE_Error::add_error(
-            sprintf(
-                esc_html__(
-                    'The payment could not br processed due to a technical issue.%1$sPlease try again or contact %2$s for assistance.||The following Exception was thrown in %4$s on line %5$s:%1$s%3$s',
-                    'event_espresso'
-                ),
-                '<br/>',
-                EE_Registry::instance()->CFG->organization->get_pretty('email'),
-                $e->getMessage(),
-                $e->getFile(),
-                $e->getLine()
-            ),
-            __FILE__,
-            __FUNCTION__,
-            __LINE__
-        );
-    }
-
-
-    /**
-     * _get_return_url
-     *
-     * @access protected
-     * @param \EE_Payment_Method $payment_method
-     * @return string
-     * @throws \EE_Error
-     */
-    protected function _get_return_url(EE_Payment_Method $payment_method)
-    {
-        $return_url = '';
-        switch ($payment_method->type_obj()->payment_occurs()) {
-            case EE_PMT_Base::offsite :
-                $return_url = add_query_arg(
-                    array(
-                        'action'                     => 'process_gateway_response',
-                        'selected_method_of_payment' => $this->checkout->selected_method_of_payment,
-                        'spco_txn'                   => $this->checkout->transaction->ID(),
-                    ),
-                    $this->reg_step_url()
-                );
-                break;
-            case EE_PMT_Base::onsite :
-            case EE_PMT_Base::offline :
-                $return_url = $this->checkout->next_step->reg_step_url();
-                break;
-        }
-        return $return_url;
-    }
-
-
-    /**
-     * _validate_payment
-     *
-     * @access private
-     * @param EE_Payment $payment
-     * @return EE_Payment|FALSE
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _validate_payment($payment = null)
-    {
-        if ($this->checkout->payment_method->is_off_line()) {
-            return true;
-        }
-        // verify payment object
-        if (! $payment instanceof EE_Payment) {
-            // not a payment
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'A valid payment was not generated due to a technical issue.%1$sPlease try again or contact %2$s for assistance.',
-                        'event_espresso'
-                    ),
-                    '<br/>',
-                    EE_Registry::instance()->CFG->organization->get_pretty('email')
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        return $payment;
-    }
-
-
-    /**
-     * _post_payment_processing
-     *
-     * @access private
-     * @param EE_Payment|bool $payment
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _post_payment_processing($payment = null)
-    {
-        // Off-Line payment?
-        if ($payment === true) {
-            //$this->_setup_redirect_for_next_step();
-            return true;
-            // On-Site payment?
-        } else if ($this->checkout->payment_method->is_on_site()) {
-            if (! $this->_process_payment_status($payment, EE_PMT_Base::onsite)) {
-                //$this->_setup_redirect_for_next_step();
-                $this->checkout->continue_reg = false;
-            }
-            // Off-Site payment?
-        } else if ($this->checkout->payment_method->is_off_site()) {
-            // if a payment object was made and it specifies a redirect url, then we'll setup that redirect info
-            if ($payment instanceof EE_Payment && $payment->redirect_url()) {
-                do_action('AHEE_log', __CLASS__, __FUNCTION__, $payment->redirect_url(), '$payment->redirect_url()');
-                $this->checkout->redirect      = true;
-                $this->checkout->redirect_form = $payment->redirect_form();
-                $this->checkout->redirect_url  = $this->reg_step_url('redirect_form');
-                // set JSON response
-                $this->checkout->json_response->set_redirect_form($this->checkout->redirect_form);
-                // and lastly, let's bump the payment status to pending
-                $payment->set_status(EEM_Payment::status_id_pending);
-                $payment->save();
-            } else {
-                // not a payment
-                $this->checkout->continue_reg = false;
-                EE_Error::add_error(
-                    sprintf(
-                        esc_html__(
-                            'It appears the Off Site Payment Method was not configured properly.%sPlease try again or contact %s for assistance.',
-                            'event_espresso'
-                        ),
-                        '<br/>',
-                        EE_Registry::instance()->CFG->organization->get_pretty('email')
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            }
-        } else {
-            // ummm ya... not Off-Line, not On-Site, not off-Site ????
-            $this->checkout->continue_reg = false;
-            return false;
-        }
-        return $payment;
-    }
-
-
-    /**
-     *    _process_payment_status
-     *
-     * @access private
-     * @type    EE_Payment $payment
-     * @param string       $payment_occurs
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _process_payment_status($payment, $payment_occurs = EE_PMT_Base::offline)
-    {
-        // off-line payment? carry on
-        if ($payment_occurs === EE_PMT_Base::offline) {
-            return true;
-        }
-        // verify payment validity
-        if ($payment instanceof EE_Payment) {
-            do_action('AHEE_log', __CLASS__, __FUNCTION__, $payment->status(), '$payment->status()');
-            $msg = $payment->gateway_response();
-            // check results
-            switch ($payment->status()) {
-                // good payment
-                case EEM_Payment::status_id_approved :
-                    EE_Error::add_success(
-                        esc_html__('Your payment was processed successfully.', 'event_espresso'),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                    return true;
-                    break;
-                // slow payment
-                case EEM_Payment::status_id_pending :
-                    if (empty($msg)) {
-                        $msg = esc_html__(
-                            'Your payment appears to have been processed successfully, but the Instant Payment Notification has not yet been received. It should arrive shortly.',
-                            'event_espresso'
-                        );
-                    }
-                    EE_Error::add_success($msg, __FILE__, __FUNCTION__, __LINE__);
-                    return true;
-                    break;
-                // don't wanna payment
-                case EEM_Payment::status_id_cancelled :
-                    if (empty($msg)) {
-                        $msg = _n(
-                            'Payment cancelled. Please try again.',
-                            'Payment cancelled. Please try again or select another method of payment.',
-                            count($this->checkout->available_payment_methods),
-                            'event_espresso'
-                        );
-                    }
-                    EE_Error::add_attention($msg, __FILE__, __FUNCTION__, __LINE__);
-                    return false;
-                    break;
-                // not enough payment
-                case EEM_Payment::status_id_declined :
-                    if (empty($msg)) {
-                        $msg = _n(
-                            'We\'re sorry but your payment was declined. Please try again.',
-                            'We\'re sorry but your payment was declined. Please try again or select another method of payment.',
-                            count($this->checkout->available_payment_methods),
-                            'event_espresso'
-                        );
-                    }
-                    EE_Error::add_attention($msg, __FILE__, __FUNCTION__, __LINE__);
-                    return false;
-                    break;
-                // bad payment
-                case EEM_Payment::status_id_failed :
-                    if (! empty($msg)) {
-                        EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
-                        return false;
-                    }
-                    // default to error below
-                    break;
-            }
-        }
-        // off-site payment gateway responses are too unreliable, so let's just assume that
-        // the payment processing is just running slower than the registrant's request
-        if ($payment_occurs === EE_PMT_Base::offsite) {
-            return true;
-        }
-        EE_Error::add_error(
-            sprintf(
-                esc_html__(
-                    'Your payment could not be processed successfully due to a technical issue.%sPlease try again or contact %s for assistance.',
-                    'event_espresso'
-                ),
-                '<br/>',
-                EE_Registry::instance()->CFG->organization->get_pretty('email')
-            ),
-            __FILE__,
-            __FUNCTION__,
-            __LINE__
-        );
-        return false;
-    }
-
-
-
-
-
-
-    /********************************************************************************************************/
-    /**********************************  PROCESS GATEWAY RESPONSE  **********************************/
-    /********************************************************************************************************/
-    /**
-     * process_gateway_response
-     * this is the return point for Off-Site Payment Methods
-     * It will attempt to "handle the IPN" if it appears that this has not already occurred,
-     * otherwise, it will load up the last payment made for the TXN.
-     * If the payment retrieved looks good, it will then either:
-     *    complete the current step and allow advancement to the next reg step
-     *        or present the payment options again
-     *
-     * @access private
-     * @return EE_Payment|FALSE
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     * @throws \EventEspresso\core\exceptions\InvalidSessionDataException
-     */
-    public function process_gateway_response()
-    {
-        $payment = null;
-        // how have they chosen to pay?
-        $this->checkout->selected_method_of_payment = $this->_get_selected_method_of_payment(true);
-        // get EE_Payment_Method object
-        if (! $this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment()) {
-            $this->checkout->continue_reg = false;
-            return false;
-        }
-        if (! $this->checkout->payment_method->is_off_site()) {
-            return false;
-        }
-        $this->_validate_offsite_return();
-        // DEBUG LOG
-        //$this->checkout->log(
-        //	__CLASS__, __FUNCTION__, __LINE__,
-        //	array(
-        //		'selected_method_of_payment' => $this->checkout->selected_method_of_payment,
-        //		'payment_method' => $this->checkout->payment_method,
-        //	),
-        //	true
-        //);
-        // verify TXN
-        if ($this->checkout->transaction instanceof EE_Transaction) {
-            $gateway = $this->checkout->payment_method->type_obj()->get_gateway();
-            if (! $gateway instanceof EE_Offsite_Gateway) {
-                $this->checkout->continue_reg = false;
-                return false;
-            }
-            $payment = $this->_process_off_site_payment($gateway);
-            $payment = $this->_process_cancelled_payments($payment);
-            $payment = $this->_validate_payment($payment);
-            // if payment was not declined by the payment gateway or cancelled by the registrant
-            if ($this->_process_payment_status($payment, EE_PMT_Base::offsite)) {
-                //$this->_setup_redirect_for_next_step();
-                // store that for later
-                $this->checkout->payment = $payment;
-                // mark this reg step as completed, as long as gateway doesn't use a separate IPN request,
-                // because we will complete this step during the IPN processing then
-                if ($gateway instanceof EE_Offsite_Gateway && ! $this->handle_IPN_in_this_request()) {
-                    $this->set_completed();
-                }
-                return true;
-            }
-        }
-        // DEBUG LOG
-        //$this->checkout->log( __CLASS__, __FUNCTION__, __LINE__,
-        //	array( 'payment' => $payment )
-        //);
-        $this->checkout->continue_reg = false;
-        return false;
-    }
-
-
-    /**
-     * _validate_return
-     *
-     * @access private
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     * @throws \EventEspresso\core\exceptions\InvalidSessionDataException
-     */
-    private function _validate_offsite_return()
-    {
-        $TXN_ID = (int)EE_Registry::instance()->REQ->get('spco_txn', 0);
-        if ($TXN_ID !== $this->checkout->transaction->ID()) {
-            // Houston... we might have a problem
-            $invalid_TXN = false;
-            // first gather some info
-            $valid_TXN          = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
-            $primary_registrant = $valid_TXN instanceof EE_Transaction
-                ? $valid_TXN->primary_registration()
-                : null;
-            // let's start by retrieving the cart for this TXN
-            $cart = $this->checkout->get_cart_for_transaction($this->checkout->transaction);
-            if ($cart instanceof EE_Cart) {
-                // verify that the current cart has tickets
-                $tickets = $cart->get_tickets();
-                if (empty($tickets)) {
-                    $invalid_TXN = true;
-                }
-            } else {
-                $invalid_TXN = true;
-            }
-            $valid_TXN_SID = $primary_registrant instanceof EE_Registration
-                ? $primary_registrant->session_ID()
-                : null;
-            // validate current Session ID and compare against valid TXN session ID
-            if (
-                $invalid_TXN // if this is already true, then skip other checks
-                || EE_Session::instance()->id() === null
-                || (
-                    // WARNING !!!
-                    // this could be PayPal sending back duplicate requests (ya they do that)
-                    // or it **could** mean someone is simply registering AGAIN after having just done so
-                    // so now we need to determine if this current TXN looks valid or not
-                    // and whether this reg step has even been started ?
-                    EE_Session::instance()->id() === $valid_TXN_SID
-                    // really? you're half way through this reg step, but you never started it ?
-                    && $this->checkout->transaction->reg_step_completed($this->slug()) === false
-                )
-            ) {
-                $invalid_TXN = true;
-            }
-            if ($invalid_TXN) {
-                // is the valid TXN completed ?
-                if ($valid_TXN instanceof EE_Transaction) {
-                    // has this step even been started ?
-                    $reg_step_completed = $valid_TXN->reg_step_completed($this->slug());
-                    if ($reg_step_completed !== false && $reg_step_completed !== true) {
-                        // so it **looks** like this is a double request from PayPal
-                        // so let's try to pick up where we left off
-                        $this->checkout->transaction = $valid_TXN;
-                        $this->checkout->refresh_all_entities(true);
-                        return;
-                    }
-                }
-                // you appear to be lost?
-                $this->_redirect_wayward_request($primary_registrant);
-            }
-        }
-    }
-
-
-    /**
-     * _redirect_wayward_request
-     *
-     * @access private
-     * @param \EE_Registration|null $primary_registrant
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _redirect_wayward_request(EE_Registration $primary_registrant)
-    {
-        if (! $primary_registrant instanceof EE_Registration) {
-            // try redirecting based on the current TXN
-            $primary_registrant = $this->checkout->transaction instanceof EE_Transaction
-                ? $this->checkout->transaction->primary_registration()
-                : null;
-        }
-        if (! $primary_registrant instanceof EE_Registration) {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'Invalid information was received from the Off-Site Payment Processor and your Transaction details could not be retrieved from the database.%1$sPlease try again or contact %2$s for assistance.',
-                        'event_espresso'
-                    ),
-                    '<br/>',
-                    EE_Registry::instance()->CFG->organization->get_pretty('email')
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        // make sure transaction is not locked
-        $this->checkout->transaction->unlock();
-        wp_safe_redirect(
-            add_query_arg(
-                array(
-                    'e_reg_url_link' => $primary_registrant->reg_url_link(),
-                ),
-                $this->checkout->thank_you_page_url
-            )
-        );
-        exit();
-    }
-
-
-    /**
-     * _process_off_site_payment
-     *
-     * @access private
-     * @param \EE_Offsite_Gateway $gateway
-     * @return EE_Payment
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    private function _process_off_site_payment(EE_Offsite_Gateway $gateway)
-    {
-        try {
-            $request_data = \EE_Registry::instance()->REQ->params();
-            // if gateway uses_separate_IPN_request, then we don't have to process the IPN manually
-            $this->set_handle_IPN_in_this_request(
-                $gateway->handle_IPN_in_this_request($request_data, false)
-            );
-            if ($this->handle_IPN_in_this_request()) {
-                // get payment details and process results
-                /** @type EE_Payment_Processor $payment_processor */
-                $payment_processor = EE_Registry::instance()->load_core('Payment_Processor');
-                $payment           = $payment_processor->process_ipn(
-                    $request_data,
-                    $this->checkout->transaction,
-                    $this->checkout->payment_method,
-                    true,
-                    false
-                );
-                //$payment_source = 'process_ipn';
-            } else {
-                $payment = $this->checkout->transaction->last_payment();
-                //$payment_source = 'last_payment';
-            }
-        } catch (Exception $e) {
-            // let's just eat the exception and try to move on using any previously set payment info
-            $payment = $this->checkout->transaction->last_payment();
-            //$payment_source = 'last_payment after Exception';
-            // but if we STILL don't have a payment object
-            if (! $payment instanceof EE_Payment) {
-                // then we'll object ! ( not object like a thing... but object like what a lawyer says ! )
-                $this->_handle_payment_processor_exception($e);
-            }
-        }
-        // DEBUG LOG
-        //$this->checkout->log( __CLASS__, __FUNCTION__, __LINE__,
-        //	array(
-        //		'process_ipn_payment' => $payment,
-        //		'payment_source'      => $payment_source,
-        //	)
-        //);
-        return $payment;
-    }
-
-
-    /**
-     * _process_cancelled_payments
-     * just makes sure that the payment status gets updated correctly
-     * so tha tan error isn't generated during payment validation
-     *
-     * @access private
-     * @param EE_Payment $payment
-     * @return EE_Payment | FALSE
-     * @throws \EE_Error
-     */
-    private function _process_cancelled_payments($payment = null)
-    {
-        if (
-            $payment instanceof EE_Payment
-            && isset($_REQUEST['ee_cancel_payment'])
-            && $payment->status() === EEM_Payment::status_id_failed
-        ) {
-            $payment->set_status(EEM_Payment::status_id_cancelled);
-        }
-        return $payment;
-    }
-
-
-    /**
-     *    get_transaction_details_for_gateways
-     *
-     * @access    public
-     * @return int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    public function get_transaction_details_for_gateways()
-    {
-        $txn_details = array();
-        // ya gotta make a choice man
-        if (empty($this->checkout->selected_method_of_payment)) {
-            $txn_details = array(
-                'error' => esc_html__('Please select a method of payment before proceeding.', 'event_espresso'),
-            );
-        }
-        // get EE_Payment_Method object
-        if (
-            empty($txn_details)
-            &&
-            ! $this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment()
-        ) {
-            $txn_details = array(
-                'selected_method_of_payment' => $this->checkout->selected_method_of_payment,
-                'error'                      => esc_html__(
-                    'A valid Payment Method could not be determined.',
-                    'event_espresso'
-                ),
-            );
-        }
-        if (empty($txn_details) && $this->checkout->transaction instanceof EE_Transaction) {
-            $return_url  = $this->_get_return_url($this->checkout->payment_method);
-            $txn_details = array(
-                'TXN_ID'         => $this->checkout->transaction->ID(),
-                'TXN_timestamp'  => $this->checkout->transaction->datetime(),
-                'TXN_total'      => $this->checkout->transaction->total(),
-                'TXN_paid'       => $this->checkout->transaction->paid(),
-                'TXN_reg_steps'  => $this->checkout->transaction->reg_steps(),
-                'STS_ID'         => $this->checkout->transaction->status_ID(),
-                'PMD_ID'         => $this->checkout->transaction->payment_method_ID(),
-                'payment_amount' => $this->checkout->amount_owing,
-                'return_url'     => $return_url,
-                'cancel_url'     => add_query_arg(array('ee_cancel_payment' => true), $return_url),
-                'notify_url'     => EE_Config::instance()->core->txn_page_url(
-                    array(
-                        'e_reg_url_link'    => $this->checkout->transaction->primary_registration()->reg_url_link(),
-                        'ee_payment_method' => $this->checkout->payment_method->slug(),
-                    )
-                ),
-            );
-        }
-        echo wp_json_encode($txn_details);
-        exit();
-    }
-
-
-    /**
-     *    __sleep
-     * to conserve db space, let's remove the reg_form and the EE_Checkout object from EE_SPCO_Reg_Step objects upon
-     * serialization EE_Checkout will handle the reimplementation of itself upon waking, but we won't bother with the
-     * reg form, because if needed, it will be regenerated anyways
-     *
-     * @return array
-     */
-    public function __sleep()
-    {
-        // remove the reg form and the checkout
-        return array_diff(array_keys(get_object_vars($this)), array('reg_form', 'checkout', 'line_item_display'));
-    }
+	/**
+	 * @access protected
+	 * @var EE_Line_Item_Display $Line_Item_Display
+	 */
+	protected $line_item_display;
+
+	/**
+	 * @access protected
+	 * @var boolean $handle_IPN_in_this_request
+	 */
+	protected $handle_IPN_in_this_request = false;
+
+
+	/**
+	 *    set_hooks - for hooking into EE Core, other modules, etc
+	 *
+	 * @access    public
+	 * @return    void
+	 */
+	public static function set_hooks()
+	{
+		add_filter(
+			'FHEE__SPCO__EE_Line_Item_Filter_Collection',
+			array('EE_SPCO_Reg_Step_Payment_Options', 'add_spco_line_item_filters')
+		);
+		add_action(
+			'wp_ajax_switch_spco_billing_form',
+			array('EE_SPCO_Reg_Step_Payment_Options', 'switch_spco_billing_form')
+		);
+		add_action(
+			'wp_ajax_nopriv_switch_spco_billing_form',
+			array('EE_SPCO_Reg_Step_Payment_Options', 'switch_spco_billing_form')
+		);
+		add_action('wp_ajax_save_payer_details', array('EE_SPCO_Reg_Step_Payment_Options', 'save_payer_details'));
+		add_action(
+			'wp_ajax_nopriv_save_payer_details',
+			array('EE_SPCO_Reg_Step_Payment_Options', 'save_payer_details')
+		);
+		add_action(
+			'wp_ajax_get_transaction_details_for_gateways',
+			array('EE_SPCO_Reg_Step_Payment_Options', 'get_transaction_details')
+		);
+		add_action(
+			'wp_ajax_nopriv_get_transaction_details_for_gateways',
+			array('EE_SPCO_Reg_Step_Payment_Options', 'get_transaction_details')
+		);
+		add_filter(
+			'FHEE__EED_Recaptcha___bypass_recaptcha__bypass_request_params_array',
+			array('EE_SPCO_Reg_Step_Payment_Options', 'bypass_recaptcha_for_load_payment_method'),
+			10,
+			1
+		);
+	}
+
+
+	/**
+	 *    ajax switch_spco_billing_form
+	 *
+	 * @throws \EE_Error
+	 */
+	public static function switch_spco_billing_form()
+	{
+		EED_Single_Page_Checkout::process_ajax_request('switch_payment_method');
+	}
+
+
+	/**
+	 *    ajax save_payer_details
+	 *
+	 * @throws \EE_Error
+	 */
+	public static function save_payer_details()
+	{
+		EED_Single_Page_Checkout::process_ajax_request('save_payer_details_via_ajax');
+	}
+
+
+	/**
+	 *    ajax get_transaction_details
+	 *
+	 * @throws \EE_Error
+	 */
+	public static function get_transaction_details()
+	{
+		EED_Single_Page_Checkout::process_ajax_request('get_transaction_details_for_gateways');
+	}
+
+
+	/**
+	 * bypass_recaptcha_for_load_payment_method
+	 *
+	 * @access public
+	 * @return array
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	public static function bypass_recaptcha_for_load_payment_method()
+	{
+		return array(
+			'EESID'  => EE_Registry::instance()->SSN->id(),
+			'step'   => 'payment_options',
+			'action' => 'spco_billing_form',
+		);
+	}
+
+
+	/**
+	 *    class constructor
+	 *
+	 * @access    public
+	 * @param    EE_Checkout $checkout
+	 */
+	public function __construct(EE_Checkout $checkout)
+	{
+		$this->_slug     = 'payment_options';
+		$this->_name     = esc_html__('Payment Options', 'event_espresso');
+		$this->_template = SPCO_REG_STEPS_PATH . $this->_slug . DS . 'payment_options_main.template.php';
+		$this->checkout  = $checkout;
+		$this->_reset_success_message();
+		$this->set_instructions(
+			esc_html__(
+				'Please select a method of payment and provide any necessary billing information before proceeding.',
+				'event_espresso'
+			)
+		);
+	}
+
+
+	/**
+	 * @return null
+	 */
+	public function line_item_display()
+	{
+		return $this->line_item_display;
+	}
+
+
+	/**
+	 * @param null $line_item_display
+	 */
+	public function set_line_item_display($line_item_display)
+	{
+		$this->line_item_display = $line_item_display;
+	}
+
+
+	/**
+	 * @return boolean
+	 */
+	public function handle_IPN_in_this_request()
+	{
+		return $this->handle_IPN_in_this_request;
+	}
+
+
+	/**
+	 * @param boolean $handle_IPN_in_this_request
+	 */
+	public function set_handle_IPN_in_this_request($handle_IPN_in_this_request)
+	{
+		$this->handle_IPN_in_this_request = filter_var($handle_IPN_in_this_request, FILTER_VALIDATE_BOOLEAN);
+	}
+
+
+	/**
+	 * translate_js_strings
+	 *
+	 * @return void
+	 */
+	public function translate_js_strings()
+	{
+		EE_Registry::$i18n_js_strings['no_payment_method']      = esc_html__(
+			'Please select a method of payment in order to continue.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['invalid_payment_method'] = esc_html__(
+			'A valid method of payment could not be determined. Please refresh the page and try again.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['forwarding_to_offsite']  = esc_html__(
+			'Forwarding to Secure Payment Provider.',
+			'event_espresso'
+		);
+	}
+
+
+	/**
+	 * enqueue_styles_and_scripts
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	public function enqueue_styles_and_scripts()
+	{
+		$transaction = $this->checkout->transaction;
+		//if the transaction isn't set or nothing is owed on it, don't enqueue any JS
+		if (! $transaction instanceof EE_Transaction || EEH_Money::compare_floats($transaction->remaining(), 0)) {
+			return;
+		}
+		foreach (EEM_Payment_Method::instance()->get_all_for_transaction($transaction, EEM_Payment_Method::scope_cart) as $payment_method) {
+			$type_obj = $payment_method->type_obj();
+			if ($type_obj instanceof EE_PMT_Base) {
+				$billing_form = $type_obj->generate_new_billing_form($transaction);
+				if ($billing_form instanceof EE_Form_Section_Proper) {
+					$billing_form->enqueue_js();
+				}
+			}
+		}
+	}
+
+
+	/**
+	 * initialize_reg_step
+	 *
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	public function initialize_reg_step()
+	{
+		// TODO: if /when we implement donations, then this will need overriding
+		if (// don't need payment options for:
+			// 	registrations made via the admin
+			// 	completed transactions
+			// 	overpaid transactions
+			// 	$ 0.00 transactions (no payment required)
+			! $this->checkout->payment_required()
+			// but do NOT remove if current action being called belongs to this reg step
+			&& ! is_callable(array($this, $this->checkout->action))
+			&& ! $this->completed()
+		) {
+			// and if so, then we no longer need the Payment Options step
+			if ($this->is_current_step()) {
+				$this->checkout->generate_reg_form = false;
+			}
+			$this->checkout->remove_reg_step($this->_slug);
+			// DEBUG LOG
+			//$this->checkout->log( __CLASS__, __FUNCTION__, __LINE__ );
+			return false;
+		}
+		// load EEM_Payment_Method
+		EE_Registry::instance()->load_model('Payment_Method');
+		// get all active payment methods
+		$this->checkout->available_payment_methods = EEM_Payment_Method::instance()->get_all_for_transaction(
+			$this->checkout->transaction,
+			EEM_Payment_Method::scope_cart
+		);
+		return true;
+	}
+
+
+	/**
+	 * @return EE_Form_Section_Proper
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\EntityNotFoundException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 * @throws \EventEspresso\core\exceptions\InvalidStatusException
+	 */
+	public function generate_reg_form()
+	{
+		// reset in case someone changes their mind
+		$this->_reset_selected_method_of_payment();
+		// set some defaults
+		$this->checkout->selected_method_of_payment = 'payments_closed';
+		$registrations_requiring_payment            = array();
+		$registrations_for_free_events              = array();
+		$registrations_requiring_pre_approval       = array();
+		$sold_out_events                            = array();
+		$insufficient_spaces_available              = array();
+		$no_payment_required                        = true;
+		// loop thru registrations to gather info
+		$registrations         = $this->checkout->transaction->registrations($this->checkout->reg_cache_where_params);
+		$ejected_registrations = EE_SPCO_Reg_Step_Payment_Options::find_registrations_that_lost_their_space(
+			$registrations,
+			$this->checkout->revisit
+		);
+		foreach ($registrations as $REG_ID => $registration) {
+			/** @var $registration EE_Registration */
+			// has this registration lost it's space ?
+			if (isset($ejected_registrations[ $REG_ID ])) {
+				if ($registration->event()->is_sold_out() || $registration->event()->is_sold_out(true)) {
+					$sold_out_events[ $registration->event()->ID() ] = $registration->event();
+				} else {
+					$insufficient_spaces_available[ $registration->event()->ID() ] = $registration->event();
+				}
+				continue;
+			}
+			// event requires admin approval
+			if ($registration->status_ID() === EEM_Registration::status_id_not_approved) {
+				// add event to list of events with pre-approval reg status
+				$registrations_requiring_pre_approval[$REG_ID] = $registration;
+				do_action(
+					'AHEE__EE_SPCO_Reg_Step_Payment_Options__generate_reg_form__event_requires_pre_approval',
+					$registration->event(),
+					$this
+				);
+				continue;
+			}
+			if ($this->checkout->revisit
+				&& $registration->status_ID() !== EEM_Registration::status_id_approved
+				&& (
+					$registration->event()->is_sold_out()
+					|| $registration->event()->is_sold_out(true)
+				)
+			) {
+				// add event to list of events that are sold out
+				$sold_out_events[$registration->event()->ID()] = $registration->event();
+				do_action(
+					'AHEE__EE_SPCO_Reg_Step_Payment_Options__generate_reg_form__sold_out_event',
+					$registration->event(),
+					$this
+				);
+				continue;
+			}
+			// are they allowed to pay now and is there monies owing?
+			if ($registration->owes_monies_and_can_pay()) {
+				$registrations_requiring_payment[$REG_ID] = $registration;
+				do_action(
+					'AHEE__EE_SPCO_Reg_Step_Payment_Options__generate_reg_form__event_requires_payment',
+					$registration->event(),
+					$this
+				);
+			} elseif (! $this->checkout->revisit
+				&& $registration->status_ID() !== EEM_Registration::status_id_not_approved
+				&& $registration->ticket()->is_free()
+			) {
+				$registrations_for_free_events[$registration->event()->ID()] = $registration;
+			}
+		}
+		$subsections = array();
+		// now decide which template to load
+		if (! empty($sold_out_events)) {
+			$subsections['sold_out_events'] = $this->_sold_out_events($sold_out_events);
+		}
+		if (! empty($insufficient_spaces_available)) {
+			$subsections['insufficient_space'] = $this->_insufficient_spaces_available(
+				$insufficient_spaces_available
+			);
+		}
+		if (! empty($registrations_requiring_pre_approval)) {
+			$subsections['registrations_requiring_pre_approval'] = $this->_registrations_requiring_pre_approval(
+				$registrations_requiring_pre_approval
+			);
+		}
+		if (! empty($registrations_for_free_events)) {
+			$subsections['no_payment_required'] = $this->_no_payment_required($registrations_for_free_events);
+		}
+		if (! empty($registrations_requiring_payment)) {
+			if ($this->checkout->amount_owing > 0) {
+				// autoload Line_Item_Display classes
+				EEH_Autoloader::register_line_item_filter_autoloaders();
+				$line_item_filter_processor = new EE_Line_Item_Filter_Processor(
+					apply_filters(
+						'FHEE__SPCO__EE_Line_Item_Filter_Collection',
+						new EE_Line_Item_Filter_Collection()
+					),
+					$this->checkout->cart->get_grand_total()
+				);
+				/** @var EE_Line_Item $filtered_line_item_tree */
+				$filtered_line_item_tree = $line_item_filter_processor->process();
+				EEH_Autoloader::register_line_item_display_autoloaders();
+				$this->set_line_item_display(new EE_Line_Item_Display('spco'));
+				$subsections['payment_options'] = $this->_display_payment_options(
+					$this->line_item_display->display_line_item(
+						$filtered_line_item_tree,
+						array('registrations' => $registrations)
+					)
+				);
+				$this->checkout->amount_owing   = $filtered_line_item_tree->total();
+				$this->_apply_registration_payments_to_amount_owing($registrations);
+			}
+			$no_payment_required = false;
+		} else {
+			$this->_hide_reg_step_submit_button_if_revisit();
+		}
+		$this->_save_selected_method_of_payment();
+
+		$subsections['default_hidden_inputs'] = $this->reg_step_hidden_inputs();
+		$subsections['extra_hidden_inputs']   = $this->_extra_hidden_inputs($no_payment_required);
+
+		return new EE_Form_Section_Proper(
+			array(
+				'name'            => $this->reg_form_name(),
+				'html_id'         => $this->reg_form_name(),
+				'subsections'     => $subsections,
+				'layout_strategy' => new EE_No_Layout(),
+			)
+		);
+	}
+
+
+	/**
+	 * add line item filters required for this reg step
+	 * these filters are applied via this line in EE_SPCO_Reg_Step_Payment_Options::set_hooks():
+	 *        add_filter( 'FHEE__SPCO__EE_Line_Item_Filter_Collection', array( 'EE_SPCO_Reg_Step_Payment_Options',
+	 *        'add_spco_line_item_filters' ) ); so any code that wants to use the same set of filters during the
+	 *        payment options reg step, can apply these filters via the following: apply_filters(
+	 *        'FHEE__SPCO__EE_Line_Item_Filter_Collection', new EE_Line_Item_Filter_Collection() ) or to an existing
+	 *        filter collection by passing that instead of instantiating a new collection
+	 *
+	 * @param \EE_Line_Item_Filter_Collection $line_item_filter_collection
+	 * @return EE_Line_Item_Filter_Collection
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\EntityNotFoundException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 * @throws \EventEspresso\core\exceptions\InvalidStatusException
+	 */
+	public static function add_spco_line_item_filters(EE_Line_Item_Filter_Collection $line_item_filter_collection)
+	{
+		if (! EE_Registry::instance()->SSN instanceof EE_Session) {
+			return $line_item_filter_collection;
+		}
+		if (! EE_Registry::instance()->SSN->checkout() instanceof EE_Checkout) {
+			return $line_item_filter_collection;
+		}
+		if (! EE_Registry::instance()->SSN->checkout()->transaction instanceof EE_Transaction) {
+			return $line_item_filter_collection;
+		}
+		$line_item_filter_collection->add(
+			new EE_Billable_Line_Item_Filter(
+				EE_SPCO_Reg_Step_Payment_Options::remove_ejected_registrations(
+					EE_Registry::instance()->SSN->checkout()->transaction->registrations(
+						EE_Registry::instance()->SSN->checkout()->reg_cache_where_params
+					)
+				)
+			)
+		);
+		$line_item_filter_collection->add(new EE_Non_Zero_Line_Item_Filter());
+		return $line_item_filter_collection;
+	}
+
+
+	/**
+	 * remove_ejected_registrations
+	 * if a registrant has lost their potential space at an event due to lack of payment,
+	 * then this method removes them from the list of registrations being paid for during this request
+	 *
+	 * @param \EE_Registration[] $registrations
+	 * @return EE_Registration[]
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\EntityNotFoundException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 * @throws \EventEspresso\core\exceptions\InvalidStatusException
+	 */
+	public static function remove_ejected_registrations(array $registrations)
+	{
+		$ejected_registrations = EE_SPCO_Reg_Step_Payment_Options::find_registrations_that_lost_their_space(
+			$registrations,
+			EE_Registry::instance()->SSN->checkout()->revisit
+		);
+		foreach ($registrations as $REG_ID => $registration) {
+			// has this registration lost it's space ?
+			if (isset($ejected_registrations[$REG_ID])) {
+				unset($registrations[$REG_ID]);
+				continue;
+			}
+		}
+		return $registrations;
+	}
+
+
+	/**
+	 * find_registrations_that_lost_their_space
+	 * If a registrant chooses an offline payment method like Invoice,
+	 * then no space is reserved for them at the event until they fully pay fo that site
+	 * (unless the event's default reg status is set to APPROVED)
+	 * if a registrant then later returns to pay, but the number of spaces available has been reduced due to sales,
+	 * then this method will determine which registrations have lost the ability to complete the reg process.
+	 *
+	 * @param \EE_Registration[] $registrations
+	 * @param bool               $revisit
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\EntityNotFoundException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 * @throws \EventEspresso\core\exceptions\InvalidStatusException
+	 */
+	public static function find_registrations_that_lost_their_space(array $registrations, $revisit = false)
+	{
+		// registrations per event
+		$event_reg_count = array();
+		// spaces left per event
+		$event_spaces_remaining = array();
+		// tickets left sorted by ID
+		$tickets_remaining = array();
+		// registrations that have lost their space
+		$ejected_registrations = array();
+		foreach ($registrations as $REG_ID => $registration) {
+			if ($registration->status_ID() === EEM_Registration::status_id_approved
+				|| apply_filters(
+					'FHEE__EE_SPCO_Reg_Step_Payment_Options__find_registrations_that_lost_their_space__allow_reg_payment',
+					false,
+					$registration,
+					$revisit
+				)
+			) {
+				continue;
+			}
+			$EVT_ID = $registration->event_ID();
+			$ticket = $registration->ticket();
+			if (! isset($tickets_remaining[$ticket->ID()])) {
+				$tickets_remaining[$ticket->ID()] = $ticket->remaining();
+			}
+			if ($tickets_remaining[$ticket->ID()] > 0) {
+				if (! isset($event_reg_count[$EVT_ID])) {
+					$event_reg_count[$EVT_ID] = 0;
+				}
+				$event_reg_count[$EVT_ID]++;
+				if (! isset($event_spaces_remaining[$EVT_ID])) {
+					$event_spaces_remaining[$EVT_ID] = $registration->event()->spaces_remaining_for_sale();
+				}
+			}
+			if ($revisit
+				&& ($tickets_remaining[$ticket->ID()] === 0
+					|| $event_reg_count[$EVT_ID] > $event_spaces_remaining[$EVT_ID]
+				)
+			) {
+				$ejected_registrations[$REG_ID] = $registration->event();
+				if ($registration->status_ID() !== EEM_Registration::status_id_wait_list) {
+					/** @type EE_Registration_Processor $registration_processor */
+					$registration_processor = EE_Registry::instance()->load_class('Registration_Processor');
+					// at this point, we should have enough details about the registrant to consider the registration
+					// NOT incomplete
+					$registration_processor->manually_update_registration_status(
+						$registration,
+						EEM_Registration::status_id_wait_list
+					);
+				}
+			}
+		}
+		return $ejected_registrations;
+	}
+
+
+	/**
+	 * _hide_reg_step_submit_button
+	 * removes the html for the reg step submit button
+	 * by replacing it with an empty string via filter callback
+	 *
+	 * @return void
+	 */
+	protected function _adjust_registration_status_if_event_old_sold()
+	{
+	}
+
+
+	/**
+	 * _hide_reg_step_submit_button
+	 * removes the html for the reg step submit button
+	 * by replacing it with an empty string via filter callback
+	 *
+	 * @return void
+	 */
+	protected function _hide_reg_step_submit_button_if_revisit()
+	{
+		if ($this->checkout->revisit) {
+			add_filter('FHEE__EE_SPCO_Reg_Step__reg_step_submit_button__sbmt_btn_html', '__return_empty_string');
+		}
+	}
+
+
+	/**
+	 * sold_out_events
+	 * displays notices regarding events that have sold out since hte registrant first signed up
+	 *
+	 * @param \EE_Event[] $sold_out_events_array
+	 * @return \EE_Form_Section_Proper
+	 * @throws \EE_Error
+	 */
+	private function _sold_out_events($sold_out_events_array = array())
+	{
+		// set some defaults
+		$this->checkout->selected_method_of_payment = 'events_sold_out';
+		$sold_out_events                            = '';
+		foreach ($sold_out_events_array as $sold_out_event) {
+			$sold_out_events .= EEH_HTML::li(
+				EEH_HTML::span(
+					'  ' . $sold_out_event->name(),
+					'',
+					'dashicons dashicons-marker ee-icon-size-16 pink-text'
+				)
+			);
+		}
+		return new EE_Form_Section_Proper(
+			array(
+				'layout_strategy' => new EE_Template_Layout(
+					array(
+						'layout_template_file' => SPCO_REG_STEPS_PATH
+												  . $this->_slug
+												  . DS
+												  . 'sold_out_events.template.php',
+						'template_args'        => apply_filters(
+							'FHEE__EE_SPCO_Reg_Step_Payment_Options___sold_out_events__template_args',
+							array(
+								'sold_out_events'     => $sold_out_events,
+								'sold_out_events_msg' => apply_filters(
+									'FHEE__EE_SPCO_Reg_Step_Payment_Options___sold_out_events__sold_out_events_msg',
+									sprintf(
+										esc_html__(
+											'It appears that the event you were about to make a payment for has sold out since you first registered. If you have already made a partial payment towards this event, please contact the event administrator for a refund.%3$s%3$s%1$sPlease note that availability can change at any time due to cancellations, so please check back again later if registration for this event(s) is important to you.%2$s',
+											'event_espresso'
+										),
+										'<strong>',
+										'</strong>',
+										'<br />'
+									)
+								),
+							)
+						),
+					)
+				),
+			)
+		);
+	}
+
+
+	/**
+	 * _insufficient_spaces_available
+	 * displays notices regarding events that do not have enough remaining spaces
+	 * to satisfy the current number of registrations looking to pay
+	 *
+	 * @param \EE_Event[] $insufficient_spaces_events_array
+	 * @return \EE_Form_Section_Proper
+	 * @throws \EE_Error
+	 */
+	private function _insufficient_spaces_available($insufficient_spaces_events_array = array())
+	{
+		// set some defaults
+		$this->checkout->selected_method_of_payment = 'invoice';
+		$insufficient_space_events                  = '';
+		foreach ($insufficient_spaces_events_array as $event) {
+			if ($event instanceof EE_Event) {
+				$insufficient_space_events .= EEH_HTML::li(
+					EEH_HTML::span(' ' . $event->name(), '', 'dashicons dashicons-marker ee-icon-size-16 pink-text')
+				);
+			}
+		}
+		return new EE_Form_Section_Proper(
+			array(
+				'subsections'     => array(
+					'default_hidden_inputs' => $this->reg_step_hidden_inputs(),
+					'extra_hidden_inputs'   => $this->_extra_hidden_inputs(),
+				),
+				'layout_strategy' => new EE_Template_Layout(
+					array(
+						'layout_template_file' => SPCO_REG_STEPS_PATH
+												  . $this->_slug
+												  . DS
+												  . 'sold_out_events.template.php',
+						'template_args'        => apply_filters(
+							'FHEE__EE_SPCO_Reg_Step_Payment_Options___insufficient_spaces_available__template_args',
+							array(
+								'sold_out_events'     => $insufficient_space_events,
+								'sold_out_events_msg' => apply_filters(
+									'FHEE__EE_SPCO_Reg_Step_Payment_Options___insufficient_spaces_available__insufficient_space_msg',
+									esc_html__(
+										'It appears that the event you were about to make a payment for has sold additional tickets since you first registered, and there are no longer enough spaces left to accommodate your selections. You may continue to pay and secure the available space(s) remaining, or simply cancel if you no longer wish to purchase. If you have already made a partial payment towards this event, please contact the event administrator for a refund.',
+										'event_espresso'
+									)
+								),
+							)
+						),
+					)
+				),
+			)
+		);
+	}
+
+
+	/**
+	 * registrations_requiring_pre_approval
+	 *
+	 * @param array $registrations_requiring_pre_approval
+	 * @return EE_Form_Section_Proper
+	 * @throws EE_Error
+	 * @throws \EventEspresso\core\exceptions\EntityNotFoundException
+	 */
+	private function _registrations_requiring_pre_approval($registrations_requiring_pre_approval = array())
+	{
+		$events_requiring_pre_approval = '';
+		foreach ($registrations_requiring_pre_approval as $registration) {
+			if ($registration instanceof EE_Registration && $registration->event() instanceof EE_Event) {
+				$events_requiring_pre_approval[$registration->event()->ID()] = EEH_HTML::li(
+					EEH_HTML::span(
+						'',
+						'',
+						'dashicons dashicons-marker ee-icon-size-16 orange-text'
+					)
+					. EEH_HTML::span($registration->event()->name(), '', 'orange-text')
+				);
+			}
+		}
+		return new EE_Form_Section_Proper(
+			array(
+				'layout_strategy' => new EE_Template_Layout(
+					array(
+						'layout_template_file' => SPCO_REG_STEPS_PATH
+												  . $this->_slug
+												  . DS
+												  . 'events_requiring_pre_approval.template.php', // layout_template
+						'template_args'        => apply_filters(
+							'FHEE__EE_SPCO_Reg_Step_Payment_Options___sold_out_events__template_args',
+							array(
+								'events_requiring_pre_approval'     => implode('', $events_requiring_pre_approval),
+								'events_requiring_pre_approval_msg' => apply_filters(
+									'FHEE__EE_SPCO_Reg_Step_Payment_Options___events_requiring_pre_approval__events_requiring_pre_approval_msg',
+									esc_html__(
+										'The following events do not require payment at this time and will not be billed during this transaction. Billing will only occur after the attendee has been approved by the event organizer. You will be notified when your registration has been processed. If this is a free event, then no billing will occur.',
+										'event_espresso'
+									)
+								),
+							)
+						),
+					)
+				),
+			)
+		);
+	}
+
+
+	/**
+	 * _no_payment_required
+	 *
+	 * @param \EE_Event[] $registrations_for_free_events
+	 * @return \EE_Form_Section_Proper
+	 * @throws \EE_Error
+	 */
+	private function _no_payment_required($registrations_for_free_events = array())
+	{
+		// set some defaults
+		$this->checkout->selected_method_of_payment = 'no_payment_required';
+		// generate no_payment_required form
+		return new EE_Form_Section_Proper(
+			array(
+				'layout_strategy' => new EE_Template_Layout(
+					array(
+						'layout_template_file' => SPCO_REG_STEPS_PATH
+												  . $this->_slug
+												  . DS
+												  . 'no_payment_required.template.php', // layout_template
+						'template_args'        => apply_filters(
+							'FHEE__EE_SPCO_Reg_Step_Payment_Options___no_payment_required__template_args',
+							array(
+								'revisit'                       => $this->checkout->revisit,
+								'registrations'                 => array(),
+								'ticket_count'                  => array(),
+								'registrations_for_free_events' => $registrations_for_free_events,
+								'no_payment_required_msg'       => EEH_HTML::p(
+									esc_html__('This is a free event, so no billing will occur.', 'event_espresso')
+								),
+							)
+						),
+					)
+				),
+			)
+		);
+	}
+
+
+	/**
+	 * _display_payment_options
+	 *
+	 * @param string $transaction_details
+	 * @return EE_Form_Section_Proper
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _display_payment_options($transaction_details = '')
+	{
+		// has method_of_payment been set by no-js user?
+		$this->checkout->selected_method_of_payment = $this->_get_selected_method_of_payment();
+		// build payment options form
+		return apply_filters(
+			'FHEE__EE_SPCO_Reg_Step_Payment_Options___display_payment_options__payment_options_form',
+			new EE_Form_Section_Proper(
+				array(
+					'subsections'     => array(
+						'before_payment_options' => apply_filters(
+							'FHEE__EE_SPCO_Reg_Step_Payment_Options___display_payment_options__before_payment_options',
+							new EE_Form_Section_Proper(
+								array('layout_strategy' => new EE_Div_Per_Section_Layout())
+							)
+						),
+						'payment_options'        => $this->_setup_payment_options(),
+						'after_payment_options'  => apply_filters(
+							'FHEE__EE_SPCO_Reg_Step_Payment_Options___display_payment_options__after_payment_options',
+							new EE_Form_Section_Proper(
+								array('layout_strategy' => new EE_Div_Per_Section_Layout())
+							)
+						),
+					),
+					'layout_strategy' => new EE_Template_Layout(
+						array(
+							'layout_template_file' => $this->_template,
+							'template_args'        => apply_filters(
+								'FHEE__EE_SPCO_Reg_Step_Payment_Options___display_payment_options__template_args',
+								array(
+									'reg_count'                 => $this->line_item_display->total_items(),
+									'transaction_details'       => $transaction_details,
+									'available_payment_methods' => array(),
+								)
+							),
+						)
+					),
+				)
+			)
+		);
+	}
+
+
+	/**
+	 * _extra_hidden_inputs
+	 *
+	 * @param bool $no_payment_required
+	 * @return \EE_Form_Section_Proper
+	 * @throws \EE_Error
+	 */
+	private function _extra_hidden_inputs($no_payment_required = true)
+	{
+		return new EE_Form_Section_Proper(
+			array(
+				'html_id'         => 'ee-' . $this->slug() . '-extra-hidden-inputs',
+				'layout_strategy' => new EE_Div_Per_Section_Layout(),
+				'subsections'     => array(
+					'spco_no_payment_required' => new EE_Hidden_Input(
+						array(
+							'normalization_strategy' => new EE_Boolean_Normalization(),
+							'html_name'              => 'spco_no_payment_required',
+							'html_id'                => 'spco-no-payment-required-payment_options',
+							'default'                => $no_payment_required,
+						)
+					),
+					'spco_transaction_id'      => new EE_Fixed_Hidden_Input(
+						array(
+							'normalization_strategy' => new EE_Int_Normalization(),
+							'html_name'              => 'spco_transaction_id',
+							'html_id'                => 'spco-transaction-id',
+							'default'                => $this->checkout->transaction->ID(),
+						)
+					),
+				),
+			)
+		);
+	}
+
+
+	/**
+	 *    _apply_registration_payments_to_amount_owing
+	 *
+	 * @access protected
+	 * @param array $registrations
+	 * @throws EE_Error
+	 */
+	protected function _apply_registration_payments_to_amount_owing(array $registrations)
+	{
+		$payments = array();
+		foreach ($registrations as $registration) {
+			if ($registration instanceof EE_Registration && $registration->owes_monies_and_can_pay()) {
+				$payments += $registration->registration_payments();
+			}
+		}
+		if (! empty($payments)) {
+			foreach ($payments as $payment) {
+				if ($payment instanceof EE_Registration_Payment) {
+					$this->checkout->amount_owing -= $payment->amount();
+				}
+			}
+		}
+	}
+
+
+	/**
+	 *    _reset_selected_method_of_payment
+	 *
+	 * @access    private
+	 * @param    bool $force_reset
+	 * @return void
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _reset_selected_method_of_payment($force_reset = false)
+	{
+		$reset_payment_method = $force_reset
+			? true
+			: sanitize_text_field(EE_Registry::instance()->REQ->get('reset_payment_method', false));
+		if ($reset_payment_method) {
+			$this->checkout->selected_method_of_payment = null;
+			$this->checkout->payment_method             = null;
+			$this->checkout->billing_form               = null;
+			$this->_save_selected_method_of_payment();
+		}
+	}
+
+
+	/**
+	 * _save_selected_method_of_payment
+	 * stores the selected_method_of_payment in the session
+	 * so that it's available for all subsequent requests including AJAX
+	 *
+	 * @access        private
+	 * @param string $selected_method_of_payment
+	 * @return void
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _save_selected_method_of_payment($selected_method_of_payment = '')
+	{
+		$selected_method_of_payment = ! empty($selected_method_of_payment)
+			? $selected_method_of_payment
+			: $this->checkout->selected_method_of_payment;
+		EE_Registry::instance()->SSN->set_session_data(
+			array('selected_method_of_payment' => $selected_method_of_payment)
+		);
+	}
+
+
+	/**
+	 * _setup_payment_options
+	 *
+	 * @return EE_Form_Section_Proper
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	public function _setup_payment_options()
+	{
+		// load payment method classes
+		$this->checkout->available_payment_methods = $this->_get_available_payment_methods();
+		if (empty($this->checkout->available_payment_methods)) {
+			EE_Error::add_error(
+				apply_filters(
+					'FHEE__EE_SPCO_Reg_Step_Payment_Options___setup_payment_options__error_message_no_payment_methods',
+					sprintf(
+						esc_html__(
+							'Sorry, you cannot complete your purchase because a payment method is not active.%1$s Please contact %2$s for assistance and provide a description of the problem.',
+							'event_espresso'
+						),
+						'<br>',
+						EE_Registry::instance()->CFG->organization->get_pretty('email')
+					)
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+		// switch up header depending on number of available payment methods
+		$payment_method_header     = count($this->checkout->available_payment_methods) > 1
+			? apply_filters(
+				'FHEE__registration_page_payment_options__method_of_payment_hdr',
+				esc_html__('Please Select Your Method of Payment', 'event_espresso')
+			)
+			: apply_filters(
+				'FHEE__registration_page_payment_options__method_of_payment_hdr',
+				esc_html__('Method of Payment', 'event_espresso')
+			);
+		$available_payment_methods = array(
+			// display the "Payment Method" header
+			'payment_method_header' => new EE_Form_Section_HTML(
+				EEH_HTML::h4($payment_method_header, 'method-of-payment-hdr')
+			),
+		);
+		// the list of actual payment methods ( invoice, paypal, etc ) in a  ( slug => HTML )  format
+		$available_payment_method_options = array();
+		$default_payment_method_option    = array();
+		// additional instructions to be displayed and hidden below payment methods (adding a clearing div to start)
+		$payment_methods_billing_info = array(
+			new EE_Form_Section_HTML(
+				EEH_HTML::div('<br />', '', '', 'clear:both;')
+			),
+		);
+		// loop through payment methods
+		foreach ($this->checkout->available_payment_methods as $payment_method) {
+			if ($payment_method instanceof EE_Payment_Method) {
+				$payment_method_button = EEH_HTML::img(
+					$payment_method->button_url(),
+					$payment_method->name(),
+					'spco-payment-method-' . $payment_method->slug() . '-btn-img',
+					'spco-payment-method-btn-img'
+				);
+				// check if any payment methods are set as default
+				// if payment method is already selected OR nothing is selected and this payment method should be
+				// open_by_default
+				if (($this->checkout->selected_method_of_payment === $payment_method->slug())
+					|| (! $this->checkout->selected_method_of_payment && $payment_method->open_by_default())
+				) {
+					$this->checkout->selected_method_of_payment = $payment_method->slug();
+					$this->_save_selected_method_of_payment();
+					$default_payment_method_option[$payment_method->slug()] = $payment_method_button;
+				} else {
+					$available_payment_method_options[$payment_method->slug()] = $payment_method_button;
+				}
+				$payment_methods_billing_info[$payment_method->slug() . '-info'] = $this->_payment_method_billing_info(
+					$payment_method
+				);
+			}
+		}
+		// prepend available_payment_method_options with default_payment_method_option so that it appears first in list
+		// of PMs
+		$available_payment_method_options = $default_payment_method_option + $available_payment_method_options;
+		// now generate the actual form  inputs
+		$available_payment_methods['available_payment_methods'] = $this->_available_payment_method_inputs(
+			$available_payment_method_options
+		);
+		$available_payment_methods                              += $payment_methods_billing_info;
+		// build the available payment methods form
+		return new EE_Form_Section_Proper(
+			array(
+				'html_id'         => 'spco-available-methods-of-payment-dv',
+				'subsections'     => $available_payment_methods,
+				'layout_strategy' => new EE_Div_Per_Section_Layout(),
+			)
+		);
+	}
+
+
+	/**
+	 * _get_available_payment_methods
+	 *
+	 * @return EE_Payment_Method[]
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	protected function _get_available_payment_methods()
+	{
+		if (! empty($this->checkout->available_payment_methods)) {
+			return $this->checkout->available_payment_methods;
+		}
+		$available_payment_methods = array();
+		// load EEM_Payment_Method
+		EE_Registry::instance()->load_model('Payment_Method');
+		/** @type EEM_Payment_Method $EEM_Payment_Method */
+		$EEM_Payment_Method = EE_Registry::instance()->LIB->EEM_Payment_Method;
+		// get all active payment methods
+		$payment_methods = $EEM_Payment_Method->get_all_for_transaction(
+			$this->checkout->transaction,
+			EEM_Payment_Method::scope_cart
+		);
+		foreach ($payment_methods as $payment_method) {
+			if ($payment_method instanceof EE_Payment_Method) {
+				$available_payment_methods[$payment_method->slug()] = $payment_method;
+			}
+		}
+		return $available_payment_methods;
+	}
+
+
+	/**
+	 *    _available_payment_method_inputs
+	 *
+	 * @access    private
+	 * @param    array $available_payment_method_options
+	 * @return    \EE_Form_Section_Proper
+	 */
+	private function _available_payment_method_inputs($available_payment_method_options = array())
+	{
+		// generate inputs
+		return new EE_Form_Section_Proper(
+			array(
+				'html_id'         => 'ee-available-payment-method-inputs',
+				'layout_strategy' => new EE_Div_Per_Section_Layout(),
+				'subsections'     => array(
+					'' => new EE_Radio_Button_Input(
+						$available_payment_method_options,
+						array(
+							'html_name'          => 'selected_method_of_payment',
+							'html_class'         => 'spco-payment-method',
+							'default'            => $this->checkout->selected_method_of_payment,
+							'label_size'         => 11,
+							'enforce_label_size' => true,
+						)
+					),
+				),
+			)
+		);
+	}
+
+
+	/**
+	 *    _payment_method_billing_info
+	 *
+	 * @access    private
+	 * @param    EE_Payment_Method $payment_method
+	 * @return EE_Form_Section_Proper
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _payment_method_billing_info(EE_Payment_Method $payment_method)
+	{
+		$currently_selected = $this->checkout->selected_method_of_payment === $payment_method->slug()
+			? true
+			: false;
+		// generate the billing form for payment method
+		$billing_form                 = $currently_selected
+			? $this->_get_billing_form_for_payment_method($payment_method)
+			: new EE_Form_Section_HTML();
+		$this->checkout->billing_form = $currently_selected
+			? $billing_form
+			: $this->checkout->billing_form;
+		// it's all in the details
+		$info_html = EEH_HTML::h3(
+			esc_html__('Important information regarding your payment', 'event_espresso'),
+			'',
+			'spco-payment-method-hdr'
+		);
+		// add some info regarding the step, either from what's saved in the admin,
+		// or a default string depending on whether the PM has a billing form or not
+		if ($payment_method->description()) {
+			$payment_method_info = $payment_method->description();
+		} elseif ($billing_form instanceof EE_Billing_Info_Form) {
+			$payment_method_info = sprintf(
+				esc_html__(
+					'Please provide the following billing information, then click the "%1$s" button below in order to proceed.',
+					'event_espresso'
+				),
+				$this->submit_button_text()
+			);
+		} else {
+			$payment_method_info = sprintf(
+				esc_html__('Please click the "%1$s" button below in order to proceed.', 'event_espresso'),
+				$this->submit_button_text()
+			);
+		}
+		$info_html .= EEH_HTML::p(
+			apply_filters(
+				'FHEE__EE_SPCO_Reg_Step_Payment_Options___payment_method_billing_info__payment_method_info',
+				$payment_method_info
+			),
+			'',
+			'spco-payment-method-desc ee-attention'
+		);
+		return new EE_Form_Section_Proper(
+			array(
+				'html_id'         => 'spco-payment-method-info-' . $payment_method->slug(),
+				'html_class'      => 'spco-payment-method-info-dv',
+				// only display the selected or default PM
+				'html_style'      => $currently_selected ? '' : 'display:none;',
+				'layout_strategy' => new EE_Div_Per_Section_Layout(),
+				'subsections'     => array(
+					'info'         => new EE_Form_Section_HTML($info_html),
+					'billing_form' => $currently_selected ? $billing_form : new EE_Form_Section_HTML(),
+				),
+			)
+		);
+	}
+
+
+	/**
+	 * get_billing_form_html_for_payment_method
+	 *
+	 * @access public
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	public function get_billing_form_html_for_payment_method()
+	{
+		// how have they chosen to pay?
+		$this->checkout->selected_method_of_payment = $this->_get_selected_method_of_payment(true);
+		$this->checkout->payment_method             = $this->_get_payment_method_for_selected_method_of_payment();
+		if (! $this->checkout->payment_method instanceof EE_Payment_Method) {
+			return false;
+		}
+		if (apply_filters(
+			'FHEE__EE_SPCO_Reg_Step_Payment_Options__registration_checkout__selected_payment_method__display_success',
+			false
+		)) {
+			EE_Error::add_success(
+				apply_filters(
+					'FHEE__Single_Page_Checkout__registration_checkout__selected_payment_method',
+					sprintf(
+						esc_html__(
+							'You have selected "%s" as your method of payment. Please note the important payment information below.',
+							'event_espresso'
+						),
+						$this->checkout->payment_method->name()
+					)
+				)
+			);
+		}
+		// now generate billing form for selected method of payment
+		$payment_method_billing_form = $this->_get_billing_form_for_payment_method($this->checkout->payment_method);
+		// fill form with attendee info if applicable
+		if ($payment_method_billing_form instanceof EE_Billing_Attendee_Info_Form
+			&& $this->checkout->transaction_has_primary_registrant()
+		) {
+			$payment_method_billing_form->populate_from_attendee(
+				$this->checkout->transaction->primary_registration()->attendee()
+			);
+		}
+		// and debug content
+		if ($payment_method_billing_form instanceof EE_Billing_Info_Form
+			&& $this->checkout->payment_method->type_obj() instanceof EE_PMT_Base
+		) {
+			$payment_method_billing_form =
+				$this->checkout->payment_method->type_obj()->apply_billing_form_debug_settings(
+					$payment_method_billing_form
+				);
+		}
+		$billing_info = $payment_method_billing_form instanceof EE_Form_Section_Proper
+			? $payment_method_billing_form->get_html()
+			: '';
+		$this->checkout->json_response->set_return_data(array('payment_method_info' => $billing_info));
+		// localize validation rules for main form
+		$this->checkout->current_step->reg_form->localize_validation_rules();
+		$this->checkout->json_response->add_validation_rules(EE_Form_Section_Proper::js_localization());
+		return true;
+	}
+
+
+	/**
+	 * _get_billing_form_for_payment_method
+	 *
+	 * @access private
+	 * @param EE_Payment_Method $payment_method
+	 * @return EE_Billing_Info_Form|EE_Form_Section_HTML
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _get_billing_form_for_payment_method(EE_Payment_Method $payment_method)
+	{
+		$billing_form = $payment_method->type_obj()->billing_form(
+			$this->checkout->transaction,
+			array('amount_owing' => $this->checkout->amount_owing)
+		);
+		if ($billing_form instanceof EE_Billing_Info_Form) {
+			if (apply_filters(
+				'FHEE__EE_SPCO_Reg_Step_Payment_Options__registration_checkout__selected_payment_method__display_success',
+				false
+			)
+				&& EE_Registry::instance()->REQ->is_set('payment_method')
+			) {
+				EE_Error::add_success(
+					apply_filters(
+						'FHEE__Single_Page_Checkout__registration_checkout__selected_payment_method',
+						sprintf(
+							esc_html__(
+								'You have selected "%s" as your method of payment. Please note the important payment information below.',
+								'event_espresso'
+							),
+							$payment_method->name()
+						)
+					)
+				);
+			}
+			return apply_filters(
+				'FHEE__EE_SPCO_Reg_Step_Payment_Options___get_billing_form_for_payment_method__billing_form',
+				$billing_form,
+				$payment_method
+			);
+		}
+		// no actual billing form, so return empty HTML form section
+		return new EE_Form_Section_HTML();
+	}
+
+
+	/**
+	 * _get_selected_method_of_payment
+	 *
+	 * @access private
+	 * @param boolean $required whether to throw an error if the "selected_method_of_payment"
+	 *                          is not found in the incoming request
+	 * @param string  $request_param
+	 * @return NULL|string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _get_selected_method_of_payment(
+		$required = false,
+		$request_param = 'selected_method_of_payment'
+	) {
+		// is selected_method_of_payment set in the request ?
+		$selected_method_of_payment = EE_Registry::instance()->REQ->get($request_param, false);
+		if ($selected_method_of_payment) {
+			// sanitize it
+			$selected_method_of_payment = is_array($selected_method_of_payment)
+				? array_shift($selected_method_of_payment)
+				: $selected_method_of_payment;
+			$selected_method_of_payment = sanitize_text_field($selected_method_of_payment);
+			// store it in the session so that it's available for all subsequent requests including AJAX
+			$this->_save_selected_method_of_payment($selected_method_of_payment);
+		} else {
+			// or is is set in the session ?
+			$selected_method_of_payment = EE_Registry::instance()->SSN->get_session_data(
+				'selected_method_of_payment'
+			);
+		}
+		// do ya really really gotta have it?
+		if (empty($selected_method_of_payment) && $required) {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'The selected method of payment could not be determined.%sPlease ensure that you have selected one before proceeding.%sIf you continue to experience difficulties, then refresh your browser and try again, or contact %s for assistance.',
+						'event_espresso'
+					),
+					'<br/>',
+					'<br/>',
+					EE_Registry::instance()->CFG->organization->get_pretty('email')
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return null;
+		}
+		return $selected_method_of_payment;
+	}
+
+
+
+
+
+
+	/********************************************************************************************************/
+	/***********************************  SWITCH PAYMENT METHOD  ************************************/
+	/********************************************************************************************************/
+	/**
+	 * switch_payment_method
+	 *
+	 * @access public
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	public function switch_payment_method()
+	{
+		if (! $this->_verify_payment_method_is_set()) {
+			return false;
+		}
+		if (apply_filters(
+			'FHEE__EE_SPCO_Reg_Step_Payment_Options__registration_checkout__selected_payment_method__display_success',
+			false
+		)) {
+			EE_Error::add_success(
+				apply_filters(
+					'FHEE__Single_Page_Checkout__registration_checkout__selected_payment_method',
+					sprintf(
+						esc_html__(
+							'You have selected "%s" as your method of payment. Please note the important payment information below.',
+							'event_espresso'
+						),
+						$this->checkout->payment_method->name()
+					)
+				)
+			);
+		}
+		// generate billing form for selected method of payment if it hasn't been done already
+		if ($this->checkout->payment_method->type_obj()->has_billing_form()) {
+			$this->checkout->billing_form = $this->_get_billing_form_for_payment_method(
+				$this->checkout->payment_method
+			);
+		}
+		// fill form with attendee info if applicable
+		if (apply_filters(
+			'FHEE__populate_billing_form_fields_from_attendee',
+			(
+				$this->checkout->billing_form instanceof EE_Billing_Attendee_Info_Form
+				&& $this->checkout->transaction_has_primary_registrant()
+			),
+			$this->checkout->billing_form,
+			$this->checkout->transaction
+		)
+		) {
+			$this->checkout->billing_form->populate_from_attendee(
+				$this->checkout->transaction->primary_registration()->attendee()
+			);
+		}
+		// and debug content
+		if ($this->checkout->billing_form instanceof EE_Billing_Info_Form
+			&& $this->checkout->payment_method->type_obj() instanceof EE_PMT_Base
+		) {
+			$this->checkout->billing_form =
+				$this->checkout->payment_method->type_obj()->apply_billing_form_debug_settings(
+					$this->checkout->billing_form
+				);
+		}
+		// get html and validation rules for form
+		if ($this->checkout->billing_form instanceof EE_Form_Section_Proper) {
+			$this->checkout->json_response->set_return_data(
+				array('payment_method_info' => $this->checkout->billing_form->get_html())
+			);
+			// localize validation rules for main form
+			$this->checkout->billing_form->localize_validation_rules(true);
+			$this->checkout->json_response->add_validation_rules(EE_Form_Section_Proper::js_localization());
+		} else {
+			$this->checkout->json_response->set_return_data(array('payment_method_info' => ''));
+		}
+		//prevents advancement to next step
+		$this->checkout->continue_reg = false;
+		return true;
+	}
+
+
+	/**
+	 * _verify_payment_method_is_set
+	 *
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	protected function _verify_payment_method_is_set()
+	{
+		// generate billing form for selected method of payment if it hasn't been done already
+		if (empty($this->checkout->selected_method_of_payment)) {
+			// how have they chosen to pay?
+			$this->checkout->selected_method_of_payment = $this->_get_selected_method_of_payment(true);
+		} else {
+			// choose your own adventure based on method_of_payment
+			switch ($this->checkout->selected_method_of_payment) {
+				case 'events_sold_out' :
+					EE_Error::add_attention(
+						apply_filters(
+							'FHEE__EE_SPCO_Reg_Step_Payment_Options___verify_payment_method_is_set__sold_out_events_msg',
+							esc_html__(
+								'It appears that the event you were about to make a payment for has sold out since this form first loaded. Please contact the event administrator if you believe this is an error.',
+								'event_espresso'
+							)
+						),
+						__FILE__, __FUNCTION__, __LINE__
+					);
+					return false;
+					break;
+				case 'payments_closed' :
+					EE_Error::add_attention(
+						apply_filters(
+							'FHEE__EE_SPCO_Reg_Step_Payment_Options___verify_payment_method_is_set__payments_closed_msg',
+							esc_html__(
+								'It appears that the event you were about to make a payment for is not accepting payments at this time. Please contact the event administrator if you believe this is an error.',
+								'event_espresso'
+							)
+						),
+						__FILE__, __FUNCTION__, __LINE__
+					);
+					return false;
+					break;
+				case 'no_payment_required' :
+					EE_Error::add_attention(
+						apply_filters(
+							'FHEE__EE_SPCO_Reg_Step_Payment_Options___verify_payment_method_is_set__no_payment_required_msg',
+							esc_html__(
+								'It appears that the event you were about to make a payment for does not require payment. Please contact the event administrator if you believe this is an error.',
+								'event_espresso'
+							)
+						),
+						__FILE__, __FUNCTION__, __LINE__
+					);
+					return false;
+					break;
+				default:
+			}
+		}
+		// verify payment method
+		if (! $this->checkout->payment_method instanceof EE_Payment_Method) {
+			// get payment method for selected method of payment
+			$this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment();
+		}
+		return $this->checkout->payment_method instanceof EE_Payment_Method ? true : false;
+	}
+
+
+
+	/********************************************************************************************************/
+	/***************************************  SAVE PAYER DETAILS  ****************************************/
+	/********************************************************************************************************/
+	/**
+	 * save_payer_details_via_ajax
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	public function save_payer_details_via_ajax()
+	{
+		if (! $this->_verify_payment_method_is_set()) {
+			return;
+		}
+		// generate billing form for selected method of payment if it hasn't been done already
+		if ($this->checkout->payment_method->type_obj()->has_billing_form()) {
+			$this->checkout->billing_form = $this->_get_billing_form_for_payment_method(
+				$this->checkout->payment_method
+			);
+		}
+		// generate primary attendee from payer info if applicable
+		if (! $this->checkout->transaction_has_primary_registrant()) {
+			$attendee = $this->_create_attendee_from_request_data();
+			if ($attendee instanceof EE_Attendee) {
+				foreach ($this->checkout->transaction->registrations() as $registration) {
+					if ($registration->is_primary_registrant()) {
+						$this->checkout->primary_attendee_obj = $attendee;
+						$registration->_add_relation_to($attendee, 'Attendee');
+						$registration->set_attendee_id($attendee->ID());
+						$registration->update_cache_after_object_save('Attendee', $attendee);
+					}
+				}
+			}
+		}
+	}
+
+
+	/**
+	 * create_attendee_from_request_data
+	 * uses info from alternate GET or POST data (such as AJAX) to create a new attendee
+	 *
+	 * @return EE_Attendee
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	protected function _create_attendee_from_request_data()
+	{
+		// get State ID
+		$STA_ID = ! empty($_REQUEST['state']) ? sanitize_text_field($_REQUEST['state']) : '';
+		if (! empty($STA_ID)) {
+			// can we get state object from name ?
+			EE_Registry::instance()->load_model('State');
+			$state  = EEM_State::instance()->get_col(array(array('STA_name' => $STA_ID), 'limit' => 1), 'STA_ID');
+			$STA_ID = is_array($state) && ! empty($state) ? reset($state) : $STA_ID;
+		}
+		// get Country ISO
+		$CNT_ISO = ! empty($_REQUEST['country']) ? sanitize_text_field($_REQUEST['country']) : '';
+		if (! empty($CNT_ISO)) {
+			// can we get country object from name ?
+			EE_Registry::instance()->load_model('Country');
+			$country = EEM_Country::instance()->get_col(
+				array(array('CNT_name' => $CNT_ISO), 'limit' => 1),
+				'CNT_ISO'
+			);
+			$CNT_ISO = is_array($country) && ! empty($country) ? reset($country) : $CNT_ISO;
+		}
+		// grab attendee data
+		$attendee_data = array(
+			'ATT_fname'    => ! empty($_REQUEST['first_name']) ? sanitize_text_field($_REQUEST['first_name']) : '',
+			'ATT_lname'    => ! empty($_REQUEST['last_name']) ? sanitize_text_field($_REQUEST['last_name']) : '',
+			'ATT_email'    => ! empty($_REQUEST['email']) ? sanitize_email($_REQUEST['email']) : '',
+			'ATT_address'  => ! empty($_REQUEST['address']) ? sanitize_text_field($_REQUEST['address']) : '',
+			'ATT_address2' => ! empty($_REQUEST['address2']) ? sanitize_text_field($_REQUEST['address2']) : '',
+			'ATT_city'     => ! empty($_REQUEST['city']) ? sanitize_text_field($_REQUEST['city']) : '',
+			'STA_ID'       => $STA_ID,
+			'CNT_ISO'      => $CNT_ISO,
+			'ATT_zip'      => ! empty($_REQUEST['zip']) ? sanitize_text_field($_REQUEST['zip']) : '',
+			'ATT_phone'    => ! empty($_REQUEST['phone']) ? sanitize_text_field($_REQUEST['phone']) : '',
+		);
+		// validate the email address since it is the most important piece of info
+		if (empty($attendee_data['ATT_email']) || $attendee_data['ATT_email'] !== $_REQUEST['email']) {
+			EE_Error::add_error(
+				esc_html__('An invalid email address was submitted.', 'event_espresso'),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+		// does this attendee already exist in the db ? we're searching using a combination of first name, last name,
+		// AND email address
+		if (! empty($attendee_data['ATT_fname'])
+			&& ! empty($attendee_data['ATT_lname'])
+			&& ! empty($attendee_data['ATT_email'])
+		) {
+			$existing_attendee = EE_Registry::instance()->LIB->EEM_Attendee->find_existing_attendee(
+				array(
+					'ATT_fname' => $attendee_data['ATT_fname'],
+					'ATT_lname' => $attendee_data['ATT_lname'],
+					'ATT_email' => $attendee_data['ATT_email'],
+				)
+			);
+			if ($existing_attendee instanceof EE_Attendee) {
+				return $existing_attendee;
+			}
+		}
+		// no existing attendee? kk let's create a new one
+		// kinda lame, but we need a first and last name to create an attendee, so use the email address if those
+		// don't exist
+		$attendee_data['ATT_fname'] = ! empty($attendee_data['ATT_fname'])
+			? $attendee_data['ATT_fname']
+			: $attendee_data['ATT_email'];
+		$attendee_data['ATT_lname'] = ! empty($attendee_data['ATT_lname'])
+			? $attendee_data['ATT_lname']
+			: $attendee_data['ATT_email'];
+		return EE_Attendee::new_instance($attendee_data);
+	}
+
+
+
+	/********************************************************************************************************/
+	/****************************************  PROCESS REG STEP  *****************************************/
+	/********************************************************************************************************/
+	/**
+	 * process_reg_step
+	 *
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\EntityNotFoundException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 * @throws \EventEspresso\core\exceptions\InvalidStatusException
+	 */
+	public function process_reg_step()
+	{
+		// how have they chosen to pay?
+		$this->checkout->selected_method_of_payment = $this->checkout->transaction->is_free()
+			? 'no_payment_required'
+			: $this->_get_selected_method_of_payment(true);
+		// choose your own adventure based on method_of_payment
+		switch ($this->checkout->selected_method_of_payment) {
+
+			case 'events_sold_out' :
+				$this->checkout->redirect     = true;
+				$this->checkout->redirect_url = $this->checkout->cancel_page_url;
+				$this->checkout->json_response->set_redirect_url($this->checkout->redirect_url);
+				// mark this reg step as completed
+				$this->set_completed();
+				return false;
+				break;
+
+			case 'payments_closed' :
+				if (apply_filters(
+					'FHEE__EE_SPCO_Reg_Step_Payment_Options__process_reg_step__payments_closed__display_success',
+					false
+				)) {
+					EE_Error::add_success(
+						esc_html__('no payment required at this time.', 'event_espresso'),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+				}
+				// mark this reg step as completed
+				$this->set_completed();
+				return true;
+				break;
+
+			case 'no_payment_required' :
+				if (apply_filters(
+					'FHEE__EE_SPCO_Reg_Step_Payment_Options__process_reg_step__no_payment_required__display_success',
+					false
+				)) {
+					EE_Error::add_success(
+						esc_html__('no payment required.', 'event_espresso'),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+				}
+				// mark this reg step as completed
+				$this->set_completed();
+				return true;
+				break;
+
+			default:
+				$registrations         = EE_Registry::instance()->SSN->checkout()->transaction->registrations(
+					EE_Registry::instance()->SSN->checkout()->reg_cache_where_params
+				);
+				$ejected_registrations = EE_SPCO_Reg_Step_Payment_Options::find_registrations_that_lost_their_space(
+					$registrations,
+					EE_Registry::instance()->SSN->checkout()->revisit
+				);
+				// calculate difference between the two arrays
+				$registrations = array_diff($registrations, $ejected_registrations);
+				if (empty($registrations)) {
+					$this->_redirect_because_event_sold_out();
+					return false;
+				}
+				$payment_successful = $this->_process_payment();
+				if ($payment_successful) {
+					$this->checkout->continue_reg = true;
+					$this->_maybe_set_completed($this->checkout->payment_method);
+				} else {
+					$this->checkout->continue_reg = false;
+				}
+				return $payment_successful;
+		}
+	}
+
+
+	/**
+	 * _redirect_because_event_sold_out
+	 *
+	 * @access protected
+	 * @return void
+	 */
+	protected function _redirect_because_event_sold_out()
+	{
+		$this->checkout->continue_reg = false;
+		// set redirect URL
+		$this->checkout->redirect_url = add_query_arg(
+			array('e_reg_url_link' => $this->checkout->reg_url_link),
+			$this->checkout->current_step->reg_step_url()
+		);
+		$this->checkout->json_response->set_redirect_url($this->checkout->redirect_url);
+	}
+
+
+	/**
+	 * _maybe_set_completed
+	 *
+	 * @access protected
+	 * @param \EE_Payment_Method $payment_method
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	protected function _maybe_set_completed(EE_Payment_Method $payment_method)
+	{
+		switch ($payment_method->type_obj()->payment_occurs()) {
+			case EE_PMT_Base::offsite :
+				break;
+			case EE_PMT_Base::onsite :
+			case EE_PMT_Base::offline :
+				// mark this reg step as completed
+				$this->set_completed();
+				break;
+		}
+	}
+
+
+	/**
+	 *    update_reg_step
+	 *    this is the final step after a user  revisits the site to retry a payment
+	 *
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\EntityNotFoundException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 * @throws \EventEspresso\core\exceptions\InvalidStatusException
+	 */
+	public function update_reg_step()
+	{
+		$success = true;
+		// if payment required
+		if ($this->checkout->transaction->total() > 0) {
+			do_action(
+				'AHEE__EE_Single_Page_Checkout__process_finalize_registration__before_gateway',
+				$this->checkout->transaction
+			);
+			// attempt payment via payment method
+			$success = $this->process_reg_step();
+		}
+		if ($success && ! $this->checkout->redirect) {
+			$this->checkout->cart->get_grand_total()->save_this_and_descendants_to_txn(
+				$this->checkout->transaction->ID()
+			);
+			// set return URL
+			$this->checkout->redirect_url = add_query_arg(
+				array('e_reg_url_link' => $this->checkout->reg_url_link),
+				$this->checkout->thank_you_page_url
+			);
+		}
+		return $success;
+	}
+
+
+	/**
+	 *    _process_payment
+	 *
+	 * @access private
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _process_payment()
+	{
+		// basically confirm that the event hasn't sold out since they hit the page
+		if (! $this->_last_second_ticket_verifications()) {
+			return false;
+		}
+		// ya gotta make a choice man
+		if (empty($this->checkout->selected_method_of_payment)) {
+			$this->checkout->json_response->set_plz_select_method_of_payment(
+				esc_html__('Please select a method of payment before proceeding.', 'event_espresso')
+			);
+			return false;
+		}
+		// get EE_Payment_Method object
+		if (! $this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment()) {
+			return false;
+		}
+		// setup billing form
+		if ($this->checkout->payment_method->is_on_site()) {
+			$this->checkout->billing_form = $this->_get_billing_form_for_payment_method(
+				$this->checkout->payment_method
+			);
+			// bad billing form ?
+			if (! $this->_billing_form_is_valid()) {
+				return false;
+			}
+		}
+		// ensure primary registrant has been fully processed
+		if (! $this->_setup_primary_registrant_prior_to_payment()) {
+			return false;
+		}
+		// if session is close to expiring (under 10 minutes by default)
+		if ((time() - EE_Registry::instance()->SSN->expiration()) < EE_Registry::instance()->SSN->extension()) {
+			// add some time to session expiration so that payment can be completed
+			EE_Registry::instance()->SSN->extend_expiration();
+		}
+		/** @type EE_Transaction_Processor $transaction_processor */
+		//$transaction_processor = EE_Registry::instance()->load_class( 'Transaction_Processor' );
+		// in case a registrant leaves to an Off-Site Gateway and never returns, we want to approve any registrations
+		// for events with a default reg status of Approved
+		// $transaction_processor->toggle_registration_statuses_for_default_approved_events(
+		//      $this->checkout->transaction, $this->checkout->reg_cache_where_params
+		// );
+		// attempt payment
+		$payment = $this->_attempt_payment($this->checkout->payment_method);
+		// process results
+		$payment = $this->_validate_payment($payment);
+		$payment = $this->_post_payment_processing($payment);
+		// verify payment
+		if ($payment instanceof EE_Payment) {
+			// store that for later
+			$this->checkout->payment = $payment;
+			// we can also consider the TXN to not have been failed, so temporarily upgrade it's status to abandoned
+			$this->checkout->transaction->toggle_failed_transaction_status();
+			$payment_status = $payment->status();
+			if (
+				$payment_status === EEM_Payment::status_id_approved
+				|| $payment_status === EEM_Payment::status_id_pending
+			) {
+				return true;
+			} else {
+				return false;
+			}
+		} else if ($payment === true) {
+			// please note that offline payment methods will NOT make a payment,
+			// but instead just mark themselves as the PMD_ID on the transaction, and return true
+			$this->checkout->payment = $payment;
+			return true;
+		}
+		// where's my money?
+		return false;
+	}
+
+
+	/**
+	 * _last_second_ticket_verifications
+	 *
+	 * @access public
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	protected function _last_second_ticket_verifications()
+	{
+		// don't bother re-validating if not a return visit
+		if (! $this->checkout->revisit) {
+			return true;
+		}
+		$registrations = $this->checkout->transaction->registrations();
+		if (empty($registrations)) {
+			return false;
+		}
+		foreach ($registrations as $registration) {
+			if ($registration instanceof EE_Registration) {
+				$event = $registration->event_obj();
+				if ($event instanceof EE_Event && $event->is_sold_out(true)) {
+					EE_Error::add_error(
+						apply_filters(
+							'FHEE__EE_SPCO_Reg_Step_Payment_Options___last_second_ticket_verifications__sold_out_events_msg',
+							sprintf(
+								esc_html__(
+									'It appears that the %1$s event that you were about to make a payment for has sold out since you first registered and/or arrived at this page. Please refresh the page and try again. If you have already made a partial payment towards this event, please contact the event administrator for a refund.',
+									'event_espresso'
+								),
+								$event->name()
+							)
+						),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+					return false;
+				}
+			}
+		}
+		return true;
+	}
+
+
+	/**
+	 * redirect_form
+	 *
+	 * @access public
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	public function redirect_form()
+	{
+		$payment_method_billing_info = $this->_payment_method_billing_info(
+			$this->_get_payment_method_for_selected_method_of_payment()
+		);
+		$html                        = $payment_method_billing_info->get_html();
+		$html                        .= $this->checkout->redirect_form;
+		EE_Registry::instance()->REQ->add_output($html);
+		return true;
+	}
+
+
+	/**
+	 * _billing_form_is_valid
+	 *
+	 * @access private
+	 * @return bool
+	 * @throws \EE_Error
+	 */
+	private function _billing_form_is_valid()
+	{
+		if (! $this->checkout->payment_method->type_obj()->has_billing_form()) {
+			return true;
+		}
+		if ($this->checkout->billing_form instanceof EE_Billing_Info_Form) {
+			if ($this->checkout->billing_form->was_submitted()) {
+				$this->checkout->billing_form->receive_form_submission();
+				if ($this->checkout->billing_form->is_valid()) {
+					return true;
+				}
+				$validation_errors = $this->checkout->billing_form->get_validation_errors_accumulated();
+				$error_strings     = array();
+				foreach ($validation_errors as $validation_error) {
+					if ($validation_error instanceof EE_Validation_Error) {
+						$form_section = $validation_error->get_form_section();
+						if ($form_section instanceof EE_Form_Input_Base) {
+							$label = $form_section->html_label_text();
+						} elseif ($form_section instanceof EE_Form_Section_Base) {
+							$label = $form_section->name();
+						} else {
+							$label = esc_html__('Validation Error', 'event_espresso');
+						}
+						$error_strings[] = sprintf('%1$s: %2$s', $label, $validation_error->getMessage());
+					}
+				}
+				EE_Error::add_error(
+					sprintf(
+						esc_html__(
+							'One or more billing form inputs are invalid and require correction before proceeding. %1$s %2$s',
+							'event_espresso'
+						),
+						'<br/>',
+						implode('<br/>', $error_strings)
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			} else {
+				EE_Error::add_error(
+					esc_html__(
+						'The billing form was not submitted or something prevented it\'s submission.',
+						'event_espresso'
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			}
+		} else {
+			EE_Error::add_error(
+				esc_html__('The submitted billing form is invalid possibly due to a technical reason.', 'event_espresso'),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+		return false;
+	}
+
+
+	/**
+	 * _setup_primary_registrant_prior_to_payment
+	 * ensures that the primary registrant has a valid attendee object created with the critical details populated
+	 * (first & last name & email) and that both the transaction object and primary registration object have been saved
+	 * plz note that any other registrations will NOT be saved at this point (because they may not have any details
+	 * yet)
+	 *
+	 * @access private
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _setup_primary_registrant_prior_to_payment()
+	{
+		// check if transaction has a primary registrant and that it has a related Attendee object
+		// if not, then we need to at least gather some primary registrant data before attempting payment
+		if (
+			$this->checkout->billing_form instanceof EE_Billing_Attendee_Info_Form
+			&& ! $this->checkout->transaction_has_primary_registrant()
+			&& ! $this->_capture_primary_registration_data_from_billing_form()
+		) {
+			return false;
+		}
+		// because saving an object clears it's cache, we need to do the chevy shuffle
+		// grab the primary_registration object
+		$primary_registration = $this->checkout->transaction->primary_registration();
+		// at this point we'll consider a TXN to not have been failed
+		$this->checkout->transaction->toggle_failed_transaction_status();
+		// save the TXN ( which clears cached copy of primary_registration)
+		$this->checkout->transaction->save();
+		// grab TXN ID and save it to the primary_registration
+		$primary_registration->set_transaction_id($this->checkout->transaction->ID());
+		// save what we have so far
+		$primary_registration->save();
+		return true;
+	}
+
+
+	/**
+	 * _capture_primary_registration_data_from_billing_form
+	 *
+	 * @access private
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _capture_primary_registration_data_from_billing_form()
+	{
+		// convert billing form data into an attendee
+		$this->checkout->primary_attendee_obj = $this->checkout->billing_form->create_attendee_from_billing_form_data();
+		if (! $this->checkout->primary_attendee_obj instanceof EE_Attendee) {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'The billing form details could not be used for attendee details due to a technical issue.%sPlease try again or contact %s for assistance.',
+						'event_espresso'
+					),
+					'<br/>',
+					EE_Registry::instance()->CFG->organization->get_pretty('email')
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		$primary_registration = $this->checkout->transaction->primary_registration();
+		if (! $primary_registration instanceof EE_Registration) {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'The primary registrant for this transaction could not be determined due to a technical issue.%sPlease try again or contact %s for assistance.',
+						'event_espresso'
+					),
+					'<br/>',
+					EE_Registry::instance()->CFG->organization->get_pretty('email')
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		if (! $primary_registration->_add_relation_to($this->checkout->primary_attendee_obj, 'Attendee')
+			  instanceof
+			  EE_Attendee
+		) {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'The primary registrant could not be associated with this transaction due to a technical issue.%sPlease try again or contact %s for assistance.',
+						'event_espresso'
+					),
+					'<br/>',
+					EE_Registry::instance()->CFG->organization->get_pretty('email')
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		/** @type EE_Registration_Processor $registration_processor */
+		$registration_processor = EE_Registry::instance()->load_class('Registration_Processor');
+		// at this point, we should have enough details about the registrant to consider the registration NOT incomplete
+		$registration_processor->toggle_incomplete_registration_status_to_default($primary_registration);
+		return true;
+	}
+
+
+	/**
+	 * _get_payment_method_for_selected_method_of_payment
+	 * retrieves a valid payment method
+	 *
+	 * @access public
+	 * @return EE_Payment_Method
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _get_payment_method_for_selected_method_of_payment()
+	{
+		if ($this->checkout->selected_method_of_payment === 'events_sold_out') {
+			$this->_redirect_because_event_sold_out();
+			return null;
+		}
+		// get EE_Payment_Method object
+		if (isset($this->checkout->available_payment_methods[$this->checkout->selected_method_of_payment])) {
+			$payment_method = $this->checkout->available_payment_methods[$this->checkout->selected_method_of_payment];
+		} else {
+			// load EEM_Payment_Method
+			EE_Registry::instance()->load_model('Payment_Method');
+			/** @type EEM_Payment_Method $EEM_Payment_Method */
+			$EEM_Payment_Method = EE_Registry::instance()->LIB->EEM_Payment_Method;
+			$payment_method     = $EEM_Payment_Method->get_one_by_slug($this->checkout->selected_method_of_payment);
+		}
+		// verify $payment_method
+		if (! $payment_method instanceof EE_Payment_Method) {
+			// not a payment
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'The selected method of payment could not be determined due to a technical issue.%sPlease try again or contact %s for assistance.',
+						'event_espresso'
+					),
+					'<br/>',
+					EE_Registry::instance()->CFG->organization->get_pretty('email')
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return null;
+		}
+		// and verify it has a valid Payment_Method Type object
+		if (! $payment_method->type_obj() instanceof EE_PMT_Base) {
+			// not a payment
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'A valid payment method could not be determined due to a technical issue.%sPlease try again or contact %s for assistance.',
+						'event_espresso'
+					),
+					'<br/>',
+					EE_Registry::instance()->CFG->organization->get_pretty('email')
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return null;
+		}
+		return $payment_method;
+	}
+
+
+	/**
+	 *    _attempt_payment
+	 *
+	 * @access    private
+	 * @type    EE_Payment_Method $payment_method
+	 * @return mixed EE_Payment | boolean
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _attempt_payment(EE_Payment_Method $payment_method)
+	{
+		$payment = null;
+		$this->checkout->transaction->save();
+		$payment_processor = EE_Registry::instance()->load_core('Payment_Processor');
+		if (! $payment_processor instanceof EE_Payment_Processor) {
+			return false;
+		}
+		try {
+			$payment_processor->set_revisit($this->checkout->revisit);
+			// generate payment object
+			$payment = $payment_processor->process_payment(
+				$payment_method,
+				$this->checkout->transaction,
+				$this->checkout->amount_owing,
+				$this->checkout->billing_form,
+				$this->_get_return_url($payment_method),
+				'CART',
+				$this->checkout->admin_request,
+				true,
+				$this->reg_step_url()
+			);
+		} catch (Exception $e) {
+			$this->_handle_payment_processor_exception($e);
+		}
+		return $payment;
+	}
+
+
+	/**
+	 * _handle_payment_processor_exception
+	 *
+	 * @access protected
+	 * @param \Exception $e
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	protected function _handle_payment_processor_exception(Exception $e)
+	{
+		EE_Error::add_error(
+			sprintf(
+				esc_html__(
+					'The payment could not br processed due to a technical issue.%1$sPlease try again or contact %2$s for assistance.||The following Exception was thrown in %4$s on line %5$s:%1$s%3$s',
+					'event_espresso'
+				),
+				'<br/>',
+				EE_Registry::instance()->CFG->organization->get_pretty('email'),
+				$e->getMessage(),
+				$e->getFile(),
+				$e->getLine()
+			),
+			__FILE__,
+			__FUNCTION__,
+			__LINE__
+		);
+	}
+
+
+	/**
+	 * _get_return_url
+	 *
+	 * @access protected
+	 * @param \EE_Payment_Method $payment_method
+	 * @return string
+	 * @throws \EE_Error
+	 */
+	protected function _get_return_url(EE_Payment_Method $payment_method)
+	{
+		$return_url = '';
+		switch ($payment_method->type_obj()->payment_occurs()) {
+			case EE_PMT_Base::offsite :
+				$return_url = add_query_arg(
+					array(
+						'action'                     => 'process_gateway_response',
+						'selected_method_of_payment' => $this->checkout->selected_method_of_payment,
+						'spco_txn'                   => $this->checkout->transaction->ID(),
+					),
+					$this->reg_step_url()
+				);
+				break;
+			case EE_PMT_Base::onsite :
+			case EE_PMT_Base::offline :
+				$return_url = $this->checkout->next_step->reg_step_url();
+				break;
+		}
+		return $return_url;
+	}
+
+
+	/**
+	 * _validate_payment
+	 *
+	 * @access private
+	 * @param EE_Payment $payment
+	 * @return EE_Payment|FALSE
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _validate_payment($payment = null)
+	{
+		if ($this->checkout->payment_method->is_off_line()) {
+			return true;
+		}
+		// verify payment object
+		if (! $payment instanceof EE_Payment) {
+			// not a payment
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'A valid payment was not generated due to a technical issue.%1$sPlease try again or contact %2$s for assistance.',
+						'event_espresso'
+					),
+					'<br/>',
+					EE_Registry::instance()->CFG->organization->get_pretty('email')
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		return $payment;
+	}
+
+
+	/**
+	 * _post_payment_processing
+	 *
+	 * @access private
+	 * @param EE_Payment|bool $payment
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _post_payment_processing($payment = null)
+	{
+		// Off-Line payment?
+		if ($payment === true) {
+			//$this->_setup_redirect_for_next_step();
+			return true;
+			// On-Site payment?
+		} else if ($this->checkout->payment_method->is_on_site()) {
+			if (! $this->_process_payment_status($payment, EE_PMT_Base::onsite)) {
+				//$this->_setup_redirect_for_next_step();
+				$this->checkout->continue_reg = false;
+			}
+			// Off-Site payment?
+		} else if ($this->checkout->payment_method->is_off_site()) {
+			// if a payment object was made and it specifies a redirect url, then we'll setup that redirect info
+			if ($payment instanceof EE_Payment && $payment->redirect_url()) {
+				do_action('AHEE_log', __CLASS__, __FUNCTION__, $payment->redirect_url(), '$payment->redirect_url()');
+				$this->checkout->redirect      = true;
+				$this->checkout->redirect_form = $payment->redirect_form();
+				$this->checkout->redirect_url  = $this->reg_step_url('redirect_form');
+				// set JSON response
+				$this->checkout->json_response->set_redirect_form($this->checkout->redirect_form);
+				// and lastly, let's bump the payment status to pending
+				$payment->set_status(EEM_Payment::status_id_pending);
+				$payment->save();
+			} else {
+				// not a payment
+				$this->checkout->continue_reg = false;
+				EE_Error::add_error(
+					sprintf(
+						esc_html__(
+							'It appears the Off Site Payment Method was not configured properly.%sPlease try again or contact %s for assistance.',
+							'event_espresso'
+						),
+						'<br/>',
+						EE_Registry::instance()->CFG->organization->get_pretty('email')
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			}
+		} else {
+			// ummm ya... not Off-Line, not On-Site, not off-Site ????
+			$this->checkout->continue_reg = false;
+			return false;
+		}
+		return $payment;
+	}
+
+
+	/**
+	 *    _process_payment_status
+	 *
+	 * @access private
+	 * @type    EE_Payment $payment
+	 * @param string       $payment_occurs
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _process_payment_status($payment, $payment_occurs = EE_PMT_Base::offline)
+	{
+		// off-line payment? carry on
+		if ($payment_occurs === EE_PMT_Base::offline) {
+			return true;
+		}
+		// verify payment validity
+		if ($payment instanceof EE_Payment) {
+			do_action('AHEE_log', __CLASS__, __FUNCTION__, $payment->status(), '$payment->status()');
+			$msg = $payment->gateway_response();
+			// check results
+			switch ($payment->status()) {
+				// good payment
+				case EEM_Payment::status_id_approved :
+					EE_Error::add_success(
+						esc_html__('Your payment was processed successfully.', 'event_espresso'),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+					return true;
+					break;
+				// slow payment
+				case EEM_Payment::status_id_pending :
+					if (empty($msg)) {
+						$msg = esc_html__(
+							'Your payment appears to have been processed successfully, but the Instant Payment Notification has not yet been received. It should arrive shortly.',
+							'event_espresso'
+						);
+					}
+					EE_Error::add_success($msg, __FILE__, __FUNCTION__, __LINE__);
+					return true;
+					break;
+				// don't wanna payment
+				case EEM_Payment::status_id_cancelled :
+					if (empty($msg)) {
+						$msg = _n(
+							'Payment cancelled. Please try again.',
+							'Payment cancelled. Please try again or select another method of payment.',
+							count($this->checkout->available_payment_methods),
+							'event_espresso'
+						);
+					}
+					EE_Error::add_attention($msg, __FILE__, __FUNCTION__, __LINE__);
+					return false;
+					break;
+				// not enough payment
+				case EEM_Payment::status_id_declined :
+					if (empty($msg)) {
+						$msg = _n(
+							'We\'re sorry but your payment was declined. Please try again.',
+							'We\'re sorry but your payment was declined. Please try again or select another method of payment.',
+							count($this->checkout->available_payment_methods),
+							'event_espresso'
+						);
+					}
+					EE_Error::add_attention($msg, __FILE__, __FUNCTION__, __LINE__);
+					return false;
+					break;
+				// bad payment
+				case EEM_Payment::status_id_failed :
+					if (! empty($msg)) {
+						EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
+						return false;
+					}
+					// default to error below
+					break;
+			}
+		}
+		// off-site payment gateway responses are too unreliable, so let's just assume that
+		// the payment processing is just running slower than the registrant's request
+		if ($payment_occurs === EE_PMT_Base::offsite) {
+			return true;
+		}
+		EE_Error::add_error(
+			sprintf(
+				esc_html__(
+					'Your payment could not be processed successfully due to a technical issue.%sPlease try again or contact %s for assistance.',
+					'event_espresso'
+				),
+				'<br/>',
+				EE_Registry::instance()->CFG->organization->get_pretty('email')
+			),
+			__FILE__,
+			__FUNCTION__,
+			__LINE__
+		);
+		return false;
+	}
+
+
+
+
+
+
+	/********************************************************************************************************/
+	/**********************************  PROCESS GATEWAY RESPONSE  **********************************/
+	/********************************************************************************************************/
+	/**
+	 * process_gateway_response
+	 * this is the return point for Off-Site Payment Methods
+	 * It will attempt to "handle the IPN" if it appears that this has not already occurred,
+	 * otherwise, it will load up the last payment made for the TXN.
+	 * If the payment retrieved looks good, it will then either:
+	 *    complete the current step and allow advancement to the next reg step
+	 *        or present the payment options again
+	 *
+	 * @access private
+	 * @return EE_Payment|FALSE
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 * @throws \EventEspresso\core\exceptions\InvalidSessionDataException
+	 */
+	public function process_gateway_response()
+	{
+		$payment = null;
+		// how have they chosen to pay?
+		$this->checkout->selected_method_of_payment = $this->_get_selected_method_of_payment(true);
+		// get EE_Payment_Method object
+		if (! $this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment()) {
+			$this->checkout->continue_reg = false;
+			return false;
+		}
+		if (! $this->checkout->payment_method->is_off_site()) {
+			return false;
+		}
+		$this->_validate_offsite_return();
+		// DEBUG LOG
+		//$this->checkout->log(
+		//	__CLASS__, __FUNCTION__, __LINE__,
+		//	array(
+		//		'selected_method_of_payment' => $this->checkout->selected_method_of_payment,
+		//		'payment_method' => $this->checkout->payment_method,
+		//	),
+		//	true
+		//);
+		// verify TXN
+		if ($this->checkout->transaction instanceof EE_Transaction) {
+			$gateway = $this->checkout->payment_method->type_obj()->get_gateway();
+			if (! $gateway instanceof EE_Offsite_Gateway) {
+				$this->checkout->continue_reg = false;
+				return false;
+			}
+			$payment = $this->_process_off_site_payment($gateway);
+			$payment = $this->_process_cancelled_payments($payment);
+			$payment = $this->_validate_payment($payment);
+			// if payment was not declined by the payment gateway or cancelled by the registrant
+			if ($this->_process_payment_status($payment, EE_PMT_Base::offsite)) {
+				//$this->_setup_redirect_for_next_step();
+				// store that for later
+				$this->checkout->payment = $payment;
+				// mark this reg step as completed, as long as gateway doesn't use a separate IPN request,
+				// because we will complete this step during the IPN processing then
+				if ($gateway instanceof EE_Offsite_Gateway && ! $this->handle_IPN_in_this_request()) {
+					$this->set_completed();
+				}
+				return true;
+			}
+		}
+		// DEBUG LOG
+		//$this->checkout->log( __CLASS__, __FUNCTION__, __LINE__,
+		//	array( 'payment' => $payment )
+		//);
+		$this->checkout->continue_reg = false;
+		return false;
+	}
+
+
+	/**
+	 * _validate_return
+	 *
+	 * @access private
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 * @throws \EventEspresso\core\exceptions\InvalidSessionDataException
+	 */
+	private function _validate_offsite_return()
+	{
+		$TXN_ID = (int)EE_Registry::instance()->REQ->get('spco_txn', 0);
+		if ($TXN_ID !== $this->checkout->transaction->ID()) {
+			// Houston... we might have a problem
+			$invalid_TXN = false;
+			// first gather some info
+			$valid_TXN          = EEM_Transaction::instance()->get_one_by_ID($TXN_ID);
+			$primary_registrant = $valid_TXN instanceof EE_Transaction
+				? $valid_TXN->primary_registration()
+				: null;
+			// let's start by retrieving the cart for this TXN
+			$cart = $this->checkout->get_cart_for_transaction($this->checkout->transaction);
+			if ($cart instanceof EE_Cart) {
+				// verify that the current cart has tickets
+				$tickets = $cart->get_tickets();
+				if (empty($tickets)) {
+					$invalid_TXN = true;
+				}
+			} else {
+				$invalid_TXN = true;
+			}
+			$valid_TXN_SID = $primary_registrant instanceof EE_Registration
+				? $primary_registrant->session_ID()
+				: null;
+			// validate current Session ID and compare against valid TXN session ID
+			if (
+				$invalid_TXN // if this is already true, then skip other checks
+				|| EE_Session::instance()->id() === null
+				|| (
+					// WARNING !!!
+					// this could be PayPal sending back duplicate requests (ya they do that)
+					// or it **could** mean someone is simply registering AGAIN after having just done so
+					// so now we need to determine if this current TXN looks valid or not
+					// and whether this reg step has even been started ?
+					EE_Session::instance()->id() === $valid_TXN_SID
+					// really? you're half way through this reg step, but you never started it ?
+					&& $this->checkout->transaction->reg_step_completed($this->slug()) === false
+				)
+			) {
+				$invalid_TXN = true;
+			}
+			if ($invalid_TXN) {
+				// is the valid TXN completed ?
+				if ($valid_TXN instanceof EE_Transaction) {
+					// has this step even been started ?
+					$reg_step_completed = $valid_TXN->reg_step_completed($this->slug());
+					if ($reg_step_completed !== false && $reg_step_completed !== true) {
+						// so it **looks** like this is a double request from PayPal
+						// so let's try to pick up where we left off
+						$this->checkout->transaction = $valid_TXN;
+						$this->checkout->refresh_all_entities(true);
+						return;
+					}
+				}
+				// you appear to be lost?
+				$this->_redirect_wayward_request($primary_registrant);
+			}
+		}
+	}
+
+
+	/**
+	 * _redirect_wayward_request
+	 *
+	 * @access private
+	 * @param \EE_Registration|null $primary_registrant
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _redirect_wayward_request(EE_Registration $primary_registrant)
+	{
+		if (! $primary_registrant instanceof EE_Registration) {
+			// try redirecting based on the current TXN
+			$primary_registrant = $this->checkout->transaction instanceof EE_Transaction
+				? $this->checkout->transaction->primary_registration()
+				: null;
+		}
+		if (! $primary_registrant instanceof EE_Registration) {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'Invalid information was received from the Off-Site Payment Processor and your Transaction details could not be retrieved from the database.%1$sPlease try again or contact %2$s for assistance.',
+						'event_espresso'
+					),
+					'<br/>',
+					EE_Registry::instance()->CFG->organization->get_pretty('email')
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		// make sure transaction is not locked
+		$this->checkout->transaction->unlock();
+		wp_safe_redirect(
+			add_query_arg(
+				array(
+					'e_reg_url_link' => $primary_registrant->reg_url_link(),
+				),
+				$this->checkout->thank_you_page_url
+			)
+		);
+		exit();
+	}
+
+
+	/**
+	 * _process_off_site_payment
+	 *
+	 * @access private
+	 * @param \EE_Offsite_Gateway $gateway
+	 * @return EE_Payment
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	private function _process_off_site_payment(EE_Offsite_Gateway $gateway)
+	{
+		try {
+			$request_data = \EE_Registry::instance()->REQ->params();
+			// if gateway uses_separate_IPN_request, then we don't have to process the IPN manually
+			$this->set_handle_IPN_in_this_request(
+				$gateway->handle_IPN_in_this_request($request_data, false)
+			);
+			if ($this->handle_IPN_in_this_request()) {
+				// get payment details and process results
+				/** @type EE_Payment_Processor $payment_processor */
+				$payment_processor = EE_Registry::instance()->load_core('Payment_Processor');
+				$payment           = $payment_processor->process_ipn(
+					$request_data,
+					$this->checkout->transaction,
+					$this->checkout->payment_method,
+					true,
+					false
+				);
+				//$payment_source = 'process_ipn';
+			} else {
+				$payment = $this->checkout->transaction->last_payment();
+				//$payment_source = 'last_payment';
+			}
+		} catch (Exception $e) {
+			// let's just eat the exception and try to move on using any previously set payment info
+			$payment = $this->checkout->transaction->last_payment();
+			//$payment_source = 'last_payment after Exception';
+			// but if we STILL don't have a payment object
+			if (! $payment instanceof EE_Payment) {
+				// then we'll object ! ( not object like a thing... but object like what a lawyer says ! )
+				$this->_handle_payment_processor_exception($e);
+			}
+		}
+		// DEBUG LOG
+		//$this->checkout->log( __CLASS__, __FUNCTION__, __LINE__,
+		//	array(
+		//		'process_ipn_payment' => $payment,
+		//		'payment_source'      => $payment_source,
+		//	)
+		//);
+		return $payment;
+	}
+
+
+	/**
+	 * _process_cancelled_payments
+	 * just makes sure that the payment status gets updated correctly
+	 * so tha tan error isn't generated during payment validation
+	 *
+	 * @access private
+	 * @param EE_Payment $payment
+	 * @return EE_Payment | FALSE
+	 * @throws \EE_Error
+	 */
+	private function _process_cancelled_payments($payment = null)
+	{
+		if (
+			$payment instanceof EE_Payment
+			&& isset($_REQUEST['ee_cancel_payment'])
+			&& $payment->status() === EEM_Payment::status_id_failed
+		) {
+			$payment->set_status(EEM_Payment::status_id_cancelled);
+		}
+		return $payment;
+	}
+
+
+	/**
+	 *    get_transaction_details_for_gateways
+	 *
+	 * @access    public
+	 * @return int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	public function get_transaction_details_for_gateways()
+	{
+		$txn_details = array();
+		// ya gotta make a choice man
+		if (empty($this->checkout->selected_method_of_payment)) {
+			$txn_details = array(
+				'error' => esc_html__('Please select a method of payment before proceeding.', 'event_espresso'),
+			);
+		}
+		// get EE_Payment_Method object
+		if (
+			empty($txn_details)
+			&&
+			! $this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment()
+		) {
+			$txn_details = array(
+				'selected_method_of_payment' => $this->checkout->selected_method_of_payment,
+				'error'                      => esc_html__(
+					'A valid Payment Method could not be determined.',
+					'event_espresso'
+				),
+			);
+		}
+		if (empty($txn_details) && $this->checkout->transaction instanceof EE_Transaction) {
+			$return_url  = $this->_get_return_url($this->checkout->payment_method);
+			$txn_details = array(
+				'TXN_ID'         => $this->checkout->transaction->ID(),
+				'TXN_timestamp'  => $this->checkout->transaction->datetime(),
+				'TXN_total'      => $this->checkout->transaction->total(),
+				'TXN_paid'       => $this->checkout->transaction->paid(),
+				'TXN_reg_steps'  => $this->checkout->transaction->reg_steps(),
+				'STS_ID'         => $this->checkout->transaction->status_ID(),
+				'PMD_ID'         => $this->checkout->transaction->payment_method_ID(),
+				'payment_amount' => $this->checkout->amount_owing,
+				'return_url'     => $return_url,
+				'cancel_url'     => add_query_arg(array('ee_cancel_payment' => true), $return_url),
+				'notify_url'     => EE_Config::instance()->core->txn_page_url(
+					array(
+						'e_reg_url_link'    => $this->checkout->transaction->primary_registration()->reg_url_link(),
+						'ee_payment_method' => $this->checkout->payment_method->slug(),
+					)
+				),
+			);
+		}
+		echo wp_json_encode($txn_details);
+		exit();
+	}
+
+
+	/**
+	 *    __sleep
+	 * to conserve db space, let's remove the reg_form and the EE_Checkout object from EE_SPCO_Reg_Step objects upon
+	 * serialization EE_Checkout will handle the reimplementation of itself upon waking, but we won't bother with the
+	 * reg form, because if needed, it will be regenerated anyways
+	 *
+	 * @return array
+	 */
+	public function __sleep()
+	{
+		// remove the reg form and the checkout
+		return array_diff(array_keys(get_object_vars($this)), array('reg_form', 'checkout', 'line_item_display'));
+	}
 }

Spacing +62 added lines, -62 removed lines

@@ -132,7 +132,7 @@ 
     {
         $this->_slug     = 'payment_options';
         $this->_name     = esc_html__('Payment Options', 'event_espresso');
-        $this->_template = SPCO_REG_STEPS_PATH . $this->_slug . DS . 'payment_options_main.template.php';
+        $this->_template = SPCO_REG_STEPS_PATH.$this->_slug.DS.'payment_options_main.template.php';
         $this->checkout  = $checkout;
         $this->_reset_success_message();
         $this->set_instructions(
@@ -187,7 +187,7 @@ 
      */
     public function translate_js_strings()
     {
-        EE_Registry::$i18n_js_strings['no_payment_method']      = esc_html__(
+        EE_Registry::$i18n_js_strings['no_payment_method'] = esc_html__(
             'Please select a method of payment in order to continue.',
             'event_espresso'
         );
@@ -195,7 +195,7 @@ 
             'A valid method of payment could not be determined. Please refresh the page and try again.',
             'event_espresso'
         );
-        EE_Registry::$i18n_js_strings['forwarding_to_offsite']  = esc_html__(
+        EE_Registry::$i18n_js_strings['forwarding_to_offsite'] = esc_html__(
             'Forwarding to Secure Payment Provider.',
             'event_espresso'
         );
@@ -215,7 +215,7 @@ 
     {
         $transaction = $this->checkout->transaction;
         //if the transaction isn't set or nothing is owed on it, don't enqueue any JS
-        if (! $transaction instanceof EE_Transaction || EEH_Money::compare_floats($transaction->remaining(), 0)) {
+        if ( ! $transaction instanceof EE_Transaction || EEH_Money::compare_floats($transaction->remaining(), 0)) {
             return;
         }
         foreach (EEM_Payment_Method::instance()->get_all_for_transaction($transaction, EEM_Payment_Method::scope_cart) as $payment_method) {
@@ -304,11 +304,11 @@ 
         foreach ($registrations as $REG_ID => $registration) {
             /** @var $registration EE_Registration */
             // has this registration lost it's space ?
-            if (isset($ejected_registrations[ $REG_ID ])) {
+            if (isset($ejected_registrations[$REG_ID])) {
                 if ($registration->event()->is_sold_out() || $registration->event()->is_sold_out(true)) {
-                    $sold_out_events[ $registration->event()->ID() ] = $registration->event();
+                    $sold_out_events[$registration->event()->ID()] = $registration->event();
                 } else {
-                    $insufficient_spaces_available[ $registration->event()->ID() ] = $registration->event();
+                    $insufficient_spaces_available[$registration->event()->ID()] = $registration->event();
                 }
                 continue;
             }
@@ -347,7 +347,7 @@ 
                     $registration->event(),
                     $this
                 );
-            } elseif (! $this->checkout->revisit
+            } elseif ( ! $this->checkout->revisit
                 && $registration->status_ID() !== EEM_Registration::status_id_not_approved
                 && $registration->ticket()->is_free()
             ) {
@@ -356,23 +356,23 @@ 
         }
         $subsections = array();
         // now decide which template to load
-        if (! empty($sold_out_events)) {
+        if ( ! empty($sold_out_events)) {
             $subsections['sold_out_events'] = $this->_sold_out_events($sold_out_events);
         }
-        if (! empty($insufficient_spaces_available)) {
+        if ( ! empty($insufficient_spaces_available)) {
             $subsections['insufficient_space'] = $this->_insufficient_spaces_available(
                 $insufficient_spaces_available
             );
         }
-        if (! empty($registrations_requiring_pre_approval)) {
+        if ( ! empty($registrations_requiring_pre_approval)) {
             $subsections['registrations_requiring_pre_approval'] = $this->_registrations_requiring_pre_approval(
                 $registrations_requiring_pre_approval
             );
         }
-        if (! empty($registrations_for_free_events)) {
+        if ( ! empty($registrations_for_free_events)) {
             $subsections['no_payment_required'] = $this->_no_payment_required($registrations_for_free_events);
         }
-        if (! empty($registrations_requiring_payment)) {
+        if ( ! empty($registrations_requiring_payment)) {
             if ($this->checkout->amount_owing > 0) {
                 // autoload Line_Item_Display classes
                 EEH_Autoloader::register_line_item_filter_autoloaders();
@@ -393,7 +393,7 @@ 
                         array('registrations' => $registrations)
                     )
                 );
-                $this->checkout->amount_owing   = $filtered_line_item_tree->total();
+                $this->checkout->amount_owing = $filtered_line_item_tree->total();
                 $this->_apply_registration_payments_to_amount_owing($registrations);
             }
             $no_payment_required = false;
@@ -437,13 +437,13 @@ 
      */
     public static function add_spco_line_item_filters(EE_Line_Item_Filter_Collection $line_item_filter_collection)
     {
-        if (! EE_Registry::instance()->SSN instanceof EE_Session) {
+        if ( ! EE_Registry::instance()->SSN instanceof EE_Session) {
             return $line_item_filter_collection;
         }
-        if (! EE_Registry::instance()->SSN->checkout() instanceof EE_Checkout) {
+        if ( ! EE_Registry::instance()->SSN->checkout() instanceof EE_Checkout) {
             return $line_item_filter_collection;
         }
-        if (! EE_Registry::instance()->SSN->checkout()->transaction instanceof EE_Transaction) {
+        if ( ! EE_Registry::instance()->SSN->checkout()->transaction instanceof EE_Transaction) {
             return $line_item_filter_collection;
         }
         $line_item_filter_collection->add(
@@ -534,15 +534,15 @@ 
             }
             $EVT_ID = $registration->event_ID();
             $ticket = $registration->ticket();
-            if (! isset($tickets_remaining[$ticket->ID()])) {
+            if ( ! isset($tickets_remaining[$ticket->ID()])) {
                 $tickets_remaining[$ticket->ID()] = $ticket->remaining();
             }
             if ($tickets_remaining[$ticket->ID()] > 0) {
-                if (! isset($event_reg_count[$EVT_ID])) {
+                if ( ! isset($event_reg_count[$EVT_ID])) {
                     $event_reg_count[$EVT_ID] = 0;
                 }
                 $event_reg_count[$EVT_ID]++;
-                if (! isset($event_spaces_remaining[$EVT_ID])) {
+                if ( ! isset($event_spaces_remaining[$EVT_ID])) {
                     $event_spaces_remaining[$EVT_ID] = $registration->event()->spaces_remaining_for_sale();
                 }
             }
@@ -611,7 +611,7 @@ 
         foreach ($sold_out_events_array as $sold_out_event) {
             $sold_out_events .= EEH_HTML::li(
                 EEH_HTML::span(
-                    '  ' . $sold_out_event->name(),
+                    '  '.$sold_out_event->name(),
                     '',
                     'dashicons dashicons-marker ee-icon-size-16 pink-text'
                 )
@@ -667,7 +667,7 @@ 
         foreach ($insufficient_spaces_events_array as $event) {
             if ($event instanceof EE_Event) {
                 $insufficient_space_events .= EEH_HTML::li(
-                    EEH_HTML::span(' ' . $event->name(), '', 'dashicons dashicons-marker ee-icon-size-16 pink-text')
+                    EEH_HTML::span(' '.$event->name(), '', 'dashicons dashicons-marker ee-icon-size-16 pink-text')
                 );
             }
         }
@@ -857,7 +857,7 @@ 
     {
         return new EE_Form_Section_Proper(
             array(
-                'html_id'         => 'ee-' . $this->slug() . '-extra-hidden-inputs',
+                'html_id'         => 'ee-'.$this->slug().'-extra-hidden-inputs',
                 'layout_strategy' => new EE_Div_Per_Section_Layout(),
                 'subsections'     => array(
                     'spco_no_payment_required' => new EE_Hidden_Input(
@@ -897,7 +897,7 @@ 
                 $payments += $registration->registration_payments();
             }
         }
-        if (! empty($payments)) {
+        if ( ! empty($payments)) {
             foreach ($payments as $payment) {
                 if ($payment instanceof EE_Registration_Payment) {
                     $this->checkout->amount_owing -= $payment->amount();
@@ -987,7 +987,7 @@ 
             );
         }
         // switch up header depending on number of available payment methods
-        $payment_method_header     = count($this->checkout->available_payment_methods) > 1
+        $payment_method_header = count($this->checkout->available_payment_methods) > 1
             ? apply_filters(
                 'FHEE__registration_page_payment_options__method_of_payment_hdr',
                 esc_html__('Please Select Your Method of Payment', 'event_espresso')
@@ -1017,14 +1017,14 @@ 
                 $payment_method_button = EEH_HTML::img(
                     $payment_method->button_url(),
                     $payment_method->name(),
-                    'spco-payment-method-' . $payment_method->slug() . '-btn-img',
+                    'spco-payment-method-'.$payment_method->slug().'-btn-img',
                     'spco-payment-method-btn-img'
                 );
                 // check if any payment methods are set as default
                 // if payment method is already selected OR nothing is selected and this payment method should be
                 // open_by_default
                 if (($this->checkout->selected_method_of_payment === $payment_method->slug())
-                    || (! $this->checkout->selected_method_of_payment && $payment_method->open_by_default())
+                    || ( ! $this->checkout->selected_method_of_payment && $payment_method->open_by_default())
                 ) {
                     $this->checkout->selected_method_of_payment = $payment_method->slug();
                     $this->_save_selected_method_of_payment();
@@ -1032,7 +1032,7 @@ 
                 } else {
                     $available_payment_method_options[$payment_method->slug()] = $payment_method_button;
                 }
-                $payment_methods_billing_info[$payment_method->slug() . '-info'] = $this->_payment_method_billing_info(
+                $payment_methods_billing_info[$payment_method->slug().'-info'] = $this->_payment_method_billing_info(
                     $payment_method
                 );
             }
@@ -1044,7 +1044,7 @@ 
         $available_payment_methods['available_payment_methods'] = $this->_available_payment_method_inputs(
             $available_payment_method_options
         );
-        $available_payment_methods                              += $payment_methods_billing_info;
+        $available_payment_methods += $payment_methods_billing_info;
         // build the available payment methods form
         return new EE_Form_Section_Proper(
             array(
@@ -1068,7 +1068,7 @@ 
      */
     protected function _get_available_payment_methods()
     {
-        if (! empty($this->checkout->available_payment_methods)) {
+        if ( ! empty($this->checkout->available_payment_methods)) {
             return $this->checkout->available_payment_methods;
         }
         $available_payment_methods = array();
@@ -1178,7 +1178,7 @@ 
         );
         return new EE_Form_Section_Proper(
             array(
-                'html_id'         => 'spco-payment-method-info-' . $payment_method->slug(),
+                'html_id'         => 'spco-payment-method-info-'.$payment_method->slug(),
                 'html_class'      => 'spco-payment-method-info-dv',
                 // only display the selected or default PM
                 'html_style'      => $currently_selected ? '' : 'display:none;',
@@ -1208,7 +1208,7 @@ 
         // how have they chosen to pay?
         $this->checkout->selected_method_of_payment = $this->_get_selected_method_of_payment(true);
         $this->checkout->payment_method             = $this->_get_payment_method_for_selected_method_of_payment();
-        if (! $this->checkout->payment_method instanceof EE_Payment_Method) {
+        if ( ! $this->checkout->payment_method instanceof EE_Payment_Method) {
             return false;
         }
         if (apply_filters(
@@ -1380,7 +1380,7 @@ 
      */
     public function switch_payment_method()
     {
-        if (! $this->_verify_payment_method_is_set()) {
+        if ( ! $this->_verify_payment_method_is_set()) {
             return false;
         }
         if (apply_filters(
@@ -1509,7 +1509,7 @@ 
             }
         }
         // verify payment method
-        if (! $this->checkout->payment_method instanceof EE_Payment_Method) {
+        if ( ! $this->checkout->payment_method instanceof EE_Payment_Method) {
             // get payment method for selected method of payment
             $this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment();
         }
@@ -1534,7 +1534,7 @@ 
      */
     public function save_payer_details_via_ajax()
     {
-        if (! $this->_verify_payment_method_is_set()) {
+        if ( ! $this->_verify_payment_method_is_set()) {
             return;
         }
         // generate billing form for selected method of payment if it hasn't been done already
@@ -1544,7 +1544,7 @@ 
             );
         }
         // generate primary attendee from payer info if applicable
-        if (! $this->checkout->transaction_has_primary_registrant()) {
+        if ( ! $this->checkout->transaction_has_primary_registrant()) {
             $attendee = $this->_create_attendee_from_request_data();
             if ($attendee instanceof EE_Attendee) {
                 foreach ($this->checkout->transaction->registrations() as $registration) {
@@ -1575,7 +1575,7 @@ 
     {
         // get State ID
         $STA_ID = ! empty($_REQUEST['state']) ? sanitize_text_field($_REQUEST['state']) : '';
-        if (! empty($STA_ID)) {
+        if ( ! empty($STA_ID)) {
             // can we get state object from name ?
             EE_Registry::instance()->load_model('State');
             $state  = EEM_State::instance()->get_col(array(array('STA_name' => $STA_ID), 'limit' => 1), 'STA_ID');
@@ -1583,7 +1583,7 @@ 
         }
         // get Country ISO
         $CNT_ISO = ! empty($_REQUEST['country']) ? sanitize_text_field($_REQUEST['country']) : '';
-        if (! empty($CNT_ISO)) {
+        if ( ! empty($CNT_ISO)) {
             // can we get country object from name ?
             EE_Registry::instance()->load_model('Country');
             $country = EEM_Country::instance()->get_col(
@@ -1616,7 +1616,7 @@ 
         }
         // does this attendee already exist in the db ? we're searching using a combination of first name, last name,
         // AND email address
-        if (! empty($attendee_data['ATT_fname'])
+        if ( ! empty($attendee_data['ATT_fname'])
             && ! empty($attendee_data['ATT_lname'])
             && ! empty($attendee_data['ATT_email'])
         ) {
@@ -1832,7 +1832,7 @@ 
     private function _process_payment()
     {
         // basically confirm that the event hasn't sold out since they hit the page
-        if (! $this->_last_second_ticket_verifications()) {
+        if ( ! $this->_last_second_ticket_verifications()) {
             return false;
         }
         // ya gotta make a choice man
@@ -1843,7 +1843,7 @@ 
             return false;
         }
         // get EE_Payment_Method object
-        if (! $this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment()) {
+        if ( ! $this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment()) {
             return false;
         }
         // setup billing form
@@ -1852,12 +1852,12 @@ 
                 $this->checkout->payment_method
             );
             // bad billing form ?
-            if (! $this->_billing_form_is_valid()) {
+            if ( ! $this->_billing_form_is_valid()) {
                 return false;
             }
         }
         // ensure primary registrant has been fully processed
-        if (! $this->_setup_primary_registrant_prior_to_payment()) {
+        if ( ! $this->_setup_primary_registrant_prior_to_payment()) {
             return false;
         }
         // if session is close to expiring (under 10 minutes by default)
@@ -1913,7 +1913,7 @@ 
     protected function _last_second_ticket_verifications()
     {
         // don't bother re-validating if not a return visit
-        if (! $this->checkout->revisit) {
+        if ( ! $this->checkout->revisit) {
             return true;
         }
         $registrations = $this->checkout->transaction->registrations();
@@ -1964,7 +1964,7 @@ 
             $this->_get_payment_method_for_selected_method_of_payment()
         );
         $html                        = $payment_method_billing_info->get_html();
-        $html                        .= $this->checkout->redirect_form;
+        $html .= $this->checkout->redirect_form;
         EE_Registry::instance()->REQ->add_output($html);
         return true;
     }
@@ -1979,7 +1979,7 @@ 
      */
     private function _billing_form_is_valid()
     {
-        if (! $this->checkout->payment_method->type_obj()->has_billing_form()) {
+        if ( ! $this->checkout->payment_method->type_obj()->has_billing_form()) {
             return true;
         }
         if ($this->checkout->billing_form instanceof EE_Billing_Info_Form) {
@@ -2096,7 +2096,7 @@ 
     {
         // convert billing form data into an attendee
         $this->checkout->primary_attendee_obj = $this->checkout->billing_form->create_attendee_from_billing_form_data();
-        if (! $this->checkout->primary_attendee_obj instanceof EE_Attendee) {
+        if ( ! $this->checkout->primary_attendee_obj instanceof EE_Attendee) {
             EE_Error::add_error(
                 sprintf(
                     esc_html__(
@@ -2113,7 +2113,7 @@ 
             return false;
         }
         $primary_registration = $this->checkout->transaction->primary_registration();
-        if (! $primary_registration instanceof EE_Registration) {
+        if ( ! $primary_registration instanceof EE_Registration) {
             EE_Error::add_error(
                 sprintf(
                     esc_html__(
@@ -2129,7 +2129,7 @@ 
             );
             return false;
         }
-        if (! $primary_registration->_add_relation_to($this->checkout->primary_attendee_obj, 'Attendee')
+        if ( ! $primary_registration->_add_relation_to($this->checkout->primary_attendee_obj, 'Attendee')
               instanceof
               EE_Attendee
         ) {
@@ -2185,7 +2185,7 @@ 
             $payment_method     = $EEM_Payment_Method->get_one_by_slug($this->checkout->selected_method_of_payment);
         }
         // verify $payment_method
-        if (! $payment_method instanceof EE_Payment_Method) {
+        if ( ! $payment_method instanceof EE_Payment_Method) {
             // not a payment
             EE_Error::add_error(
                 sprintf(
@@ -2203,7 +2203,7 @@ 
             return null;
         }
         // and verify it has a valid Payment_Method Type object
-        if (! $payment_method->type_obj() instanceof EE_PMT_Base) {
+        if ( ! $payment_method->type_obj() instanceof EE_PMT_Base) {
             // not a payment
             EE_Error::add_error(
                 sprintf(
@@ -2241,7 +2241,7 @@ 
         $payment = null;
         $this->checkout->transaction->save();
         $payment_processor = EE_Registry::instance()->load_core('Payment_Processor');
-        if (! $payment_processor instanceof EE_Payment_Processor) {
+        if ( ! $payment_processor instanceof EE_Payment_Processor) {
             return false;
         }
         try {
@@ -2345,7 +2345,7 @@ 
             return true;
         }
         // verify payment object
-        if (! $payment instanceof EE_Payment) {
+        if ( ! $payment instanceof EE_Payment) {
             // not a payment
             EE_Error::add_error(
                 sprintf(
@@ -2385,7 +2385,7 @@ 
             return true;
             // On-Site payment?
         } else if ($this->checkout->payment_method->is_on_site()) {
-            if (! $this->_process_payment_status($payment, EE_PMT_Base::onsite)) {
+            if ( ! $this->_process_payment_status($payment, EE_PMT_Base::onsite)) {
                 //$this->_setup_redirect_for_next_step();
                 $this->checkout->continue_reg = false;
             }
@@ -2501,7 +2501,7 @@ 
                     break;
                 // bad payment
                 case EEM_Payment::status_id_failed :
-                    if (! empty($msg)) {
+                    if ( ! empty($msg)) {
                         EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
                         return false;
                     }
@@ -2562,11 +2562,11 @@ 
         // how have they chosen to pay?
         $this->checkout->selected_method_of_payment = $this->_get_selected_method_of_payment(true);
         // get EE_Payment_Method object
-        if (! $this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment()) {
+        if ( ! $this->checkout->payment_method = $this->_get_payment_method_for_selected_method_of_payment()) {
             $this->checkout->continue_reg = false;
             return false;
         }
-        if (! $this->checkout->payment_method->is_off_site()) {
+        if ( ! $this->checkout->payment_method->is_off_site()) {
             return false;
         }
         $this->_validate_offsite_return();
@@ -2582,7 +2582,7 @@ 
         // verify TXN
         if ($this->checkout->transaction instanceof EE_Transaction) {
             $gateway = $this->checkout->payment_method->type_obj()->get_gateway();
-            if (! $gateway instanceof EE_Offsite_Gateway) {
+            if ( ! $gateway instanceof EE_Offsite_Gateway) {
                 $this->checkout->continue_reg = false;
                 return false;
             }
@@ -2624,7 +2624,7 @@ 
      */
     private function _validate_offsite_return()
     {
-        $TXN_ID = (int)EE_Registry::instance()->REQ->get('spco_txn', 0);
+        $TXN_ID = (int) EE_Registry::instance()->REQ->get('spco_txn', 0);
         if ($TXN_ID !== $this->checkout->transaction->ID()) {
             // Houston... we might have a problem
             $invalid_TXN = false;
@@ -2697,13 +2697,13 @@ 
      */
     private function _redirect_wayward_request(EE_Registration $primary_registrant)
     {
-        if (! $primary_registrant instanceof EE_Registration) {
+        if ( ! $primary_registrant instanceof EE_Registration) {
             // try redirecting based on the current TXN
             $primary_registrant = $this->checkout->transaction instanceof EE_Transaction
                 ? $this->checkout->transaction->primary_registration()
                 : null;
         }
-        if (! $primary_registrant instanceof EE_Registration) {
+        if ( ! $primary_registrant instanceof EE_Registration) {
             EE_Error::add_error(
                 sprintf(
                     esc_html__(
@@ -2773,7 +2773,7 @@ 
             $payment = $this->checkout->transaction->last_payment();
             //$payment_source = 'last_payment after Exception';
             // but if we STILL don't have a payment object
-            if (! $payment instanceof EE_Payment) {
+            if ( ! $payment instanceof EE_Payment) {
                 // then we'll object ! ( not object like a thing... but object like what a lawyer says ! )
                 $this->_handle_payment_processor_exception($e);
             }

core/helpers/EEH_Event_Query.helper.php

Indentation +670 added lines, -670 removed lines

@@ -18,676 +18,676 @@
 class EEH_Event_Query
 {
 
-    /**
-     * Start Date
-     *
-     * @var $_event_query_month
-     */
-    protected static $_event_query_month;
-
-    /**
-     * Category
-     *
-     * @var $_event_query_category
-     */
-    protected static $_event_query_category;
-
-    /**
-     * whether to display expired events in the event list
-     *
-     * @var bool $_show_expired
-     */
-    protected static $_event_query_show_expired = false;
-
-    /**
-     * list of params for controlling how the query results are ordered
-     *
-     * @var array $_event_query_orderby
-     */
-    protected static $_event_query_orderby = array();
-
-    /**
-     * direction list is sorted
-     *
-     * @var string $_event_query_sort
-     */
-    protected static $_event_query_sort;
-
-    /**
-     * list of params used to build the query's various clauses
-     *
-     * @var $_query_params
-     */
-    protected static $_query_params = array();
-
-
-
-    /**
-     * @return void
-     */
-    public static function add_query_filters()
-    {
-        //add query filters
-        add_action('pre_get_posts', array('EEH_Event_Query', 'filter_query_parts'), 10, 1);
-    }
-
-
-
-    /**
-     * @param WP_Query $WP_Query
-     * @return bool
-     */
-    public static function apply_query_filters(WP_Query $WP_Query)
-    {
-        return (
-                   isset($WP_Query->query['post_type'])
-                   && $WP_Query->query['post_type'] === 'espresso_events'
-               )
-               || apply_filters('FHEE__EEH_Event_Query__apply_query_filters', false);
-    }
-
-
-    /**
-     * @param WP_Query $WP_Query
-     */
-    public static function filter_query_parts(WP_Query $WP_Query)
-    {
-        // ONLY add our filters if this isn't the main wp_query,
-        // because if this is the main wp_query we already have
-        // our cpt strategies take care of adding things in.
-        if ($WP_Query instanceof WP_Query && ! $WP_Query->is_main_query()) {
-            // build event list query
-            add_filter('posts_fields', array('EEH_Event_Query', 'posts_fields'), 10, 2);
-            add_filter('posts_join', array('EEH_Event_Query', 'posts_join'), 10, 2);
-            add_filter('posts_where', array('EEH_Event_Query', 'posts_where'), 10, 2);
-            add_filter('posts_orderby', array('EEH_Event_Query', 'posts_orderby'), 10, 2);
-            add_filter('posts_clauses_request', array('EEH_Event_Query', 'posts_clauses'), 10, 2);
-        }
-    }
-
-
-
-    /**
-     * @param string $month
-     * @param string $category
-     * @param bool   $show_expired
-     * @param string $orderby
-     * @param string $sort
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function set_query_params(
-        $month = '',
-        $category = '',
-        $show_expired = false,
-        $orderby = 'start_date',
-        $sort = 'ASC'
-    ) {
-        self::$_query_params                        = array();
-        EEH_Event_Query::$_event_query_month        = EEH_Event_Query::_display_month($month);
-        EEH_Event_Query::$_event_query_category     = EEH_Event_Query::_event_category_slug($category);
-        EEH_Event_Query::$_event_query_show_expired = EEH_Event_Query::_show_expired($show_expired);
-        EEH_Event_Query::$_event_query_orderby      = EEH_Event_Query::_orderby($orderby);
-        EEH_Event_Query::$_event_query_sort         = EEH_Event_Query::_sort($sort);
-    }
-
-
-
-    /**
-     * what month should the event list display events for?
-     *
-     * @param string $month
-     * @return string
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private static function _display_month($month = '')
-    {
-        return sanitize_text_field(EE_Registry::instance()->REQ->get('event_query_month', $month));
-    }
-
-
-
-    /**
-     * @param string $category
-     * @return string
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private static function _event_category_slug($category = '')
-    {
-        return sanitize_title_with_dashes(EE_Registry::instance()->REQ->get('event_query_category', $category));
-    }
-
-
-
-    /**
-     * @param bool $show_expired
-     * @return bool
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private static function _show_expired($show_expired = false)
-    {
-        // override default expired option if set via filter
-        return filter_var(
-            EE_Registry::instance()->REQ->get('event_query_show_expired', $show_expired),
-            FILTER_VALIDATE_BOOLEAN
-        );
-    }
-
-
-
-    /**
-     * @param    string $orderby
-     * @return array
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private static function _orderby($orderby = 'start_date')
-    {
-        $event_query_orderby = EE_Registry::instance()->REQ->get('event_query_orderby', $orderby);
-        $event_query_orderby = is_array($event_query_orderby)
-            ? $event_query_orderby
-            : explode(',', $event_query_orderby);
-        $event_query_orderby = array_map('trim', $event_query_orderby);
-        $event_query_orderby = array_map('sanitize_text_field', $event_query_orderby);
-        return $event_query_orderby;
-    }
-
-
-
-    /**
-     * @param string $sort
-     * @return string
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private static function _sort($sort = 'ASC')
-    {
-        $sort = EE_Registry::instance()->REQ->get('event_query_sort', $sort);
-        return in_array($sort, array('ASC', 'asc', 'DESC', 'desc'), true)
-            ? strtoupper($sort)
-            : 'ASC';
-    }
-
-
-
-    /**
-     * Filters the clauses for the WP_Query object
-     *
-     * @param array    $clauses array of clauses
-     * @param WP_Query $wp_query
-     * @return array   array of clauses
-     */
-    public static function posts_clauses($clauses, WP_Query $wp_query)
-    {
-        if (EEH_Event_Query::apply_query_filters($wp_query)) {
-            global $wpdb;
-            $clauses['groupby'] = $wpdb->posts . '.ID ';
-        }
-        return $clauses;
-    }
-
-
-
-    /**
-     * @param string   $SQL
-     * @param WP_Query $wp_query
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function posts_fields($SQL, WP_Query $wp_query)
-    {
-        if (EEH_Event_Query::apply_query_filters($wp_query)) {
-            // adds something like ", wp_esp_datetime.* " to WP Query SELECT statement
-            $SQL .= EEH_Event_Query::posts_fields_sql_for_orderby(EEH_Event_Query::$_event_query_orderby);
-        }
-        return $SQL;
-    }
-
-
-
-    /**
-     * @param array $orderby_params
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function posts_fields_sql_for_orderby(array $orderby_params = array())
-    {
-        $SQL = ', MIN( ' . EEM_Datetime::instance()->table() . '.DTT_EVT_start ) as event_start_date ';
-        foreach ($orderby_params as $orderby) {
-            switch ($orderby) {
-
-                case 'ticket_start' :
-                    $SQL .= ', ' . EEM_Ticket::instance()->table() . '.TKT_start_date';
-                    break;
-                case 'ticket_end' :
-                    $SQL .= ', ' . EEM_Ticket::instance()->table() . '.TKT_end_date';
-                    break;
-                case 'venue_title' :
-                    $SQL .= ', Venue.post_title AS venue_title';
-                    break;
-                case 'city' :
-                    $SQL .= ', ' . EEM_Venue::instance()->second_table() . '.VNU_city';
-                    break;
-                case 'state' :
-                    $SQL .= ', ' . EEM_State::instance()->table() . '.STA_name';
-                    break;
-            }
-        }
-        return $SQL;
-    }
-
-
-
-    /**
-     * @param string   $SQL
-     * @param WP_Query $wp_query
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function posts_join($SQL = '', WP_Query $wp_query)
-    {
-        if (EEH_Event_Query::apply_query_filters($wp_query)) {
-            // Category
-            $SQL = EEH_Event_Query::posts_join_sql_for_show_expired($SQL, EEH_Event_Query::$_event_query_show_expired);
-            $SQL = EEH_Event_Query::posts_join_sql_for_terms($SQL, EEH_Event_Query::$_event_query_category);
-            $SQL = EEH_Event_Query::posts_join_for_orderby($SQL, EEH_Event_Query::$_event_query_orderby);
-        }
-        return $SQL;
-    }
-
-
-
-    /**
-     * @param string  $SQL
-     * @param boolean $show_expired if TRUE, then displayed past events
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function posts_join_sql_for_show_expired($SQL = '', $show_expired = false)
-    {
-        if (! $show_expired) {
-            $join = EEM_Event::instance()->table() . '.ID = ';
-            $join .= EEM_Datetime::instance()->table() . '.' . EEM_Event::instance()->primary_key_name();
-            // don't add if this is already in the SQL
-            if (strpos($SQL, $join) === false) {
-                $SQL .= ' INNER JOIN ' . EEM_Datetime::instance()->table() . ' ON ( ' . $join . ' ) ';
-            }
-        }
-        return $SQL;
-    }
-
-
-
-    /**
-     * @param string $SQL
-     * @param string $join_terms    pass TRUE or term string, doesn't really matter since this value doesn't really get
-     *                              used for anything yet
-     * @return string
-     */
-    public static function posts_join_sql_for_terms($SQL = '', $join_terms = '')
-    {
-        if (! empty($join_terms)) {
-            global $wpdb;
-            $SQL .= " LEFT JOIN $wpdb->term_relationships ON ($wpdb->posts.ID = $wpdb->term_relationships.object_id)";
-            $SQL .= " LEFT JOIN $wpdb->term_taxonomy ON ($wpdb->term_relationships.term_taxonomy_id = $wpdb->term_taxonomy.term_taxonomy_id)";
-            $SQL .= " LEFT JOIN $wpdb->terms ON ($wpdb->terms.term_id = $wpdb->term_taxonomy.term_id) ";
-        }
-        return $SQL;
-    }
-
-
-
-    /**
-     * usage:  $SQL .= EEH_Event_Query::posts_join_for_orderby( $orderby_params );
-     *
-     * @param    string $SQL
-     * @param    array  $orderby_params
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function posts_join_for_orderby($SQL = '', array $orderby_params = array())
-    {
-        foreach ($orderby_params as $orderby) {
-            switch ($orderby) {
-                case 'ticket_start' :
-                case 'ticket_end' :
-                    $SQL .= EEH_Event_Query::_posts_join_for_datetime(
-                        $SQL,
-                        EEM_Datetime_Ticket::instance()->table() . '.' . EEM_Datetime::instance()->primary_key_name()
-                    );
-                    $SQL .= ' LEFT JOIN ' . EEM_Ticket::instance()->table();
-                    $SQL .= ' ON (';
-                    $SQL .= EEM_Datetime_Ticket::instance()->table() . '.' . EEM_Ticket::instance()->primary_key_name();
-                    $SQL .= ' = ';
-                    $SQL .= EEM_Ticket::instance()->table() . '.' . EEM_Ticket::instance()->primary_key_name();
-                    $SQL .= ' )';
-                    break;
-                case 'venue_title' :
-                case 'city' :
-                    $SQL .= EEH_Event_Query::_posts_join_for_event_venue($SQL);
-                    break;
-                case 'state' :
-                    $SQL .= EEH_Event_Query::_posts_join_for_event_venue($SQL);
-                    $SQL .= EEH_Event_Query::_posts_join_for_venue_state($SQL);
-                    break;
-                case 'start_date' :
-                default :
-                    $SQL .= EEH_Event_Query::_posts_join_for_datetime($SQL, EEM_Event::instance()->table() . '.ID');
-                    break;
-            }
-        }
-        return $SQL;
-    }
-
-
-
-    /**
-     * @param string $SQL
-     * @param string $join
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected static function _posts_join_for_datetime($SQL = '', $join = '')
-    {
-        if (! empty($join)) {
-            $join .= ' = ' . EEM_Datetime::instance()->table() . '.' . EEM_Event::instance()->primary_key_name();
-            if (strpos($SQL, $join) === false) {
-                return ' INNER JOIN ' . EEM_Datetime::instance()->table() . ' ON ( ' . $join . ' )';
-            }
-        }
-        return '';
-    }
-
-
-
-    /**
-     * @param string $SQL
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected static function _posts_join_for_event_venue($SQL = '')
-    {
-        // Event Venue table name
-        $event_venue_table = EEM_Event_Venue::instance()->table();
-        // generate conditions for:  Event <=> Event Venue  JOIN clause
-        $event_to_event_venue_join = EEM_Event::instance()->table() . '.ID = ';
-        $event_to_event_venue_join .= $event_venue_table . '.' . EEM_Event::instance()->primary_key_name();
-        // don't add joins if they have already been added
-        if (strpos($SQL, $event_to_event_venue_join) === false) {
-            // Venue table name
-            $venue_table = EEM_Venue::instance()->table();
-            // Venue table pk
-            $venue_table_pk = EEM_Venue::instance()->primary_key_name();
-            // Venue Meta table name
-            $venue_meta_table = EEM_Venue::instance()->second_table();
-            // generate JOIN clause for: Event <=> Event Venue
-            $venue_SQL = " LEFT JOIN $event_venue_table ON ( $event_to_event_venue_join )";
-            // generate JOIN clause for: Event Venue <=> Venue
-            $venue_SQL .= " LEFT JOIN $venue_table as Venue ON ( $event_venue_table.$venue_table_pk = Venue.ID )";
-            // generate JOIN clause for: Venue <=> Venue Meta
-            $venue_SQL .= " LEFT JOIN $venue_meta_table ON ( Venue.ID = $venue_meta_table.$venue_table_pk )";
-            unset($event_venue_table, $event_to_event_venue_join, $venue_table, $venue_table_pk, $venue_meta_table);
-            return $venue_SQL;
-        }
-        unset($event_venue_table, $event_to_event_venue_join);
-        return '';
-    }
-
-
-
-    /**
-     * @param string $SQL
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected static function _posts_join_for_venue_state($SQL = '')
-    {
-        // Venue Meta table name
-        $venue_meta_table = EEM_Venue::instance()->second_table();
-        // State table name
-        $state_table = EEM_State::instance()->table();
-        // State table pk
-        $state_table_pk = EEM_State::instance()->primary_key_name();
-        // verify vars
-        if ($venue_meta_table && $state_table && $state_table_pk) {
-            // like: wp_esp_venue_meta.STA_ID = wp_esp_state.STA_ID
-            $join = "$venue_meta_table.$state_table_pk = $state_table.$state_table_pk";
-            // don't add join if it has already been added
-            if (strpos($SQL, $join) === false) {
-                unset($state_table_pk, $venue_meta_table, $venue_table_pk);
-                return " LEFT JOIN $state_table ON ( $join )";
-            }
-        }
-        unset($join, $state_table, $state_table_pk, $venue_meta_table, $venue_table_pk);
-        return '';
-    }
-
-
-
-    /**
-     * @param string   $SQL
-     * @param WP_Query $wp_query
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function posts_where($SQL = '', WP_Query $wp_query)
-    {
-        if (EEH_Event_Query::apply_query_filters($wp_query)) {
-            // Show Expired ?
-            $SQL .= EEH_Event_Query::posts_where_sql_for_show_expired(EEH_Event_Query::$_event_query_show_expired);
-            // Category
-            $SQL .= EEH_Event_Query::posts_where_sql_for_event_category_slug(EEH_Event_Query::$_event_query_category);
-            // Start Date
-            $SQL .= EEH_Event_Query::posts_where_sql_for_event_list_month(EEH_Event_Query::$_event_query_month);
-        }
-        return $SQL;
-    }
-
-
-
-    /**
-     * @param    boolean $show_expired if TRUE, then displayed past events
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function posts_where_sql_for_show_expired($show_expired = false)
-    {
-        return ! $show_expired
-            ? ' AND ' . EEM_Datetime::instance()->table() . '.DTT_EVT_end > \'' . current_time('mysql', true) . '\' '
-            : '';
-    }
-
-
-
-    /**
-     * @param boolean $event_category_slug
-     * @return string
-     */
-    public static function posts_where_sql_for_event_category_slug($event_category_slug = null)
-    {
-        global $wpdb;
-        return ! empty($event_category_slug)
-            ? $wpdb->prepare(" AND {$wpdb->terms}.slug = %s ", $event_category_slug)
-            : '';
-    }
-
-
-
-    /**
-     * @param boolean $month
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function posts_where_sql_for_event_list_month($month = null)
-    {
-        $SQL = '';
-        if (! empty($month)) {
-            $datetime_table = EEM_Datetime::instance()->table();
-            // event start date is LESS than the end of the month ( so nothing that doesn't start until next month )
-            $SQL = " AND {$datetime_table}.DTT_EVT_start <= '";
-            $SQL .= date('Y-m-t 23:59:59', \EEH_DTT_Helper::first_of_month_timestamp($month)) . "'";
-            // event end date is GREATER than the start of the month ( so nothing that ended before this month )
-            $SQL .= " AND {$datetime_table}.DTT_EVT_end >= '";
-            $SQL .= date('Y-m-01 0:0:00', \EEH_DTT_Helper::first_of_month_timestamp($month)) . "' ";
-        }
-        return $SQL;
-    }
-
-
-
-    /**
-     * @param string $SQL
-     * @param WP_Query $wp_query
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function posts_orderby($SQL = '', WP_Query $wp_query)
-    {
-        if (EEH_Event_Query::apply_query_filters($wp_query)) {
-            $SQL = EEH_Event_Query::posts_orderby_sql(
-                EEH_Event_Query::$_event_query_orderby,
-                EEH_Event_Query::$_event_query_sort
-            );
-        }
-        return $SQL;
-    }
-
-
-
-    /**
-     *    posts_orderby_sql
-     *    possible parameters:
-     *    ID
-     *    start_date
-     *    end_date
-     *    event_name
-     *    category_slug
-     *    ticket_start
-     *    ticket_end
-     *    venue_title
-     *    city
-     *    state
-     *    **IMPORTANT**
-     *    make sure to also send the $orderby_params array to the posts_join_for_orderby() method
-     *    or else some of the table references below will result in MySQL errors
-     *
-     * @param array  $orderby_params
-     * @param string $sort
-     * @return string
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public static function posts_orderby_sql(array $orderby_params = array(), $sort = 'ASC')
-    {
-        global $wpdb;
-        $SQL     = '';
-        $counter = 0;
-        $sort    = in_array($sort, array('ASC', 'asc', 'DESC', 'desc'), true)
-            ? strtoupper($sort)
-            : 'ASC';
-        //make sure 'orderby' is set in query params
-        if (! isset(self::$_query_params['orderby'])) {
-            self::$_query_params['orderby'] = array();
-        }
-        // loop thru $orderby_params (type cast as array)
-        foreach ($orderby_params as $orderby) {
-            // check if we have already added this param
-            if (isset(self::$_query_params['orderby'][ $orderby ])) {
-                // if so then remove from the $orderby_params so that the count() method below is accurate
-                unset($orderby_params[ $orderby ]);
-                // then bump ahead to the next param
-                continue;
-            }
-            // this will ad a comma depending on whether this is the first or last param
-            $glue = $counter === 0 || $counter === count($orderby_params) ? ' ' : ', ';
-            // ok what's we dealing with?
-            switch ($orderby) {
-                case 'id' :
-                case 'ID' :
-                    $SQL .= $glue . $wpdb->posts . '.ID ' . $sort;
-                    break;
-                case 'end_date' :
-                    $SQL .= $glue . EEM_Datetime::instance()->table() . '.DTT_EVT_end ' . $sort;
-                    break;
-                case 'event_name' :
-                    $SQL .= $glue . $wpdb->posts . '.post_title ' . $sort;
-                    break;
-                case 'category_slug' :
-                    $SQL .= $glue . $wpdb->terms . '.slug ' . $sort;
-                    break;
-                case 'ticket_start' :
-                    $SQL .= $glue . EEM_Ticket::instance()->table() . '.TKT_start_date ' . $sort;
-                    break;
-                case 'ticket_end' :
-                    $SQL .= $glue . EEM_Ticket::instance()->table() . '.TKT_end_date ' . $sort;
-                    break;
-                case 'venue_title' :
-                    $SQL .= $glue . 'venue_title ' . $sort;
-                    break;
-                case 'city' :
-                    $SQL .= $glue . EEM_Venue::instance()->second_table() . '.VNU_city ' . $sort;
-                    break;
-                case 'state' :
-                    $SQL .= $glue . EEM_State::instance()->table() . '.STA_name ' . $sort;
-                    break;
-                case 'start_date' :
-                default :
-                    $SQL .= $glue . ' event_start_date ' . $sort;
-                    break;
-            }
-            // add to array of orderby params that have been added
-            self::$_query_params['orderby'][ $orderby ] = true;
-            $counter++;
-        }
-        return $SQL;
-    }
+	/**
+	 * Start Date
+	 *
+	 * @var $_event_query_month
+	 */
+	protected static $_event_query_month;
+
+	/**
+	 * Category
+	 *
+	 * @var $_event_query_category
+	 */
+	protected static $_event_query_category;
+
+	/**
+	 * whether to display expired events in the event list
+	 *
+	 * @var bool $_show_expired
+	 */
+	protected static $_event_query_show_expired = false;
+
+	/**
+	 * list of params for controlling how the query results are ordered
+	 *
+	 * @var array $_event_query_orderby
+	 */
+	protected static $_event_query_orderby = array();
+
+	/**
+	 * direction list is sorted
+	 *
+	 * @var string $_event_query_sort
+	 */
+	protected static $_event_query_sort;
+
+	/**
+	 * list of params used to build the query's various clauses
+	 *
+	 * @var $_query_params
+	 */
+	protected static $_query_params = array();
+
+
+
+	/**
+	 * @return void
+	 */
+	public static function add_query_filters()
+	{
+		//add query filters
+		add_action('pre_get_posts', array('EEH_Event_Query', 'filter_query_parts'), 10, 1);
+	}
+
+
+
+	/**
+	 * @param WP_Query $WP_Query
+	 * @return bool
+	 */
+	public static function apply_query_filters(WP_Query $WP_Query)
+	{
+		return (
+				   isset($WP_Query->query['post_type'])
+				   && $WP_Query->query['post_type'] === 'espresso_events'
+			   )
+			   || apply_filters('FHEE__EEH_Event_Query__apply_query_filters', false);
+	}
+
+
+	/**
+	 * @param WP_Query $WP_Query
+	 */
+	public static function filter_query_parts(WP_Query $WP_Query)
+	{
+		// ONLY add our filters if this isn't the main wp_query,
+		// because if this is the main wp_query we already have
+		// our cpt strategies take care of adding things in.
+		if ($WP_Query instanceof WP_Query && ! $WP_Query->is_main_query()) {
+			// build event list query
+			add_filter('posts_fields', array('EEH_Event_Query', 'posts_fields'), 10, 2);
+			add_filter('posts_join', array('EEH_Event_Query', 'posts_join'), 10, 2);
+			add_filter('posts_where', array('EEH_Event_Query', 'posts_where'), 10, 2);
+			add_filter('posts_orderby', array('EEH_Event_Query', 'posts_orderby'), 10, 2);
+			add_filter('posts_clauses_request', array('EEH_Event_Query', 'posts_clauses'), 10, 2);
+		}
+	}
+
+
+
+	/**
+	 * @param string $month
+	 * @param string $category
+	 * @param bool   $show_expired
+	 * @param string $orderby
+	 * @param string $sort
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function set_query_params(
+		$month = '',
+		$category = '',
+		$show_expired = false,
+		$orderby = 'start_date',
+		$sort = 'ASC'
+	) {
+		self::$_query_params                        = array();
+		EEH_Event_Query::$_event_query_month        = EEH_Event_Query::_display_month($month);
+		EEH_Event_Query::$_event_query_category     = EEH_Event_Query::_event_category_slug($category);
+		EEH_Event_Query::$_event_query_show_expired = EEH_Event_Query::_show_expired($show_expired);
+		EEH_Event_Query::$_event_query_orderby      = EEH_Event_Query::_orderby($orderby);
+		EEH_Event_Query::$_event_query_sort         = EEH_Event_Query::_sort($sort);
+	}
+
+
+
+	/**
+	 * what month should the event list display events for?
+	 *
+	 * @param string $month
+	 * @return string
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private static function _display_month($month = '')
+	{
+		return sanitize_text_field(EE_Registry::instance()->REQ->get('event_query_month', $month));
+	}
+
+
+
+	/**
+	 * @param string $category
+	 * @return string
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private static function _event_category_slug($category = '')
+	{
+		return sanitize_title_with_dashes(EE_Registry::instance()->REQ->get('event_query_category', $category));
+	}
+
+
+
+	/**
+	 * @param bool $show_expired
+	 * @return bool
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private static function _show_expired($show_expired = false)
+	{
+		// override default expired option if set via filter
+		return filter_var(
+			EE_Registry::instance()->REQ->get('event_query_show_expired', $show_expired),
+			FILTER_VALIDATE_BOOLEAN
+		);
+	}
+
+
+
+	/**
+	 * @param    string $orderby
+	 * @return array
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private static function _orderby($orderby = 'start_date')
+	{
+		$event_query_orderby = EE_Registry::instance()->REQ->get('event_query_orderby', $orderby);
+		$event_query_orderby = is_array($event_query_orderby)
+			? $event_query_orderby
+			: explode(',', $event_query_orderby);
+		$event_query_orderby = array_map('trim', $event_query_orderby);
+		$event_query_orderby = array_map('sanitize_text_field', $event_query_orderby);
+		return $event_query_orderby;
+	}
+
+
+
+	/**
+	 * @param string $sort
+	 * @return string
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private static function _sort($sort = 'ASC')
+	{
+		$sort = EE_Registry::instance()->REQ->get('event_query_sort', $sort);
+		return in_array($sort, array('ASC', 'asc', 'DESC', 'desc'), true)
+			? strtoupper($sort)
+			: 'ASC';
+	}
+
+
+
+	/**
+	 * Filters the clauses for the WP_Query object
+	 *
+	 * @param array    $clauses array of clauses
+	 * @param WP_Query $wp_query
+	 * @return array   array of clauses
+	 */
+	public static function posts_clauses($clauses, WP_Query $wp_query)
+	{
+		if (EEH_Event_Query::apply_query_filters($wp_query)) {
+			global $wpdb;
+			$clauses['groupby'] = $wpdb->posts . '.ID ';
+		}
+		return $clauses;
+	}
+
+
+
+	/**
+	 * @param string   $SQL
+	 * @param WP_Query $wp_query
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function posts_fields($SQL, WP_Query $wp_query)
+	{
+		if (EEH_Event_Query::apply_query_filters($wp_query)) {
+			// adds something like ", wp_esp_datetime.* " to WP Query SELECT statement
+			$SQL .= EEH_Event_Query::posts_fields_sql_for_orderby(EEH_Event_Query::$_event_query_orderby);
+		}
+		return $SQL;
+	}
+
+
+
+	/**
+	 * @param array $orderby_params
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function posts_fields_sql_for_orderby(array $orderby_params = array())
+	{
+		$SQL = ', MIN( ' . EEM_Datetime::instance()->table() . '.DTT_EVT_start ) as event_start_date ';
+		foreach ($orderby_params as $orderby) {
+			switch ($orderby) {
+
+				case 'ticket_start' :
+					$SQL .= ', ' . EEM_Ticket::instance()->table() . '.TKT_start_date';
+					break;
+				case 'ticket_end' :
+					$SQL .= ', ' . EEM_Ticket::instance()->table() . '.TKT_end_date';
+					break;
+				case 'venue_title' :
+					$SQL .= ', Venue.post_title AS venue_title';
+					break;
+				case 'city' :
+					$SQL .= ', ' . EEM_Venue::instance()->second_table() . '.VNU_city';
+					break;
+				case 'state' :
+					$SQL .= ', ' . EEM_State::instance()->table() . '.STA_name';
+					break;
+			}
+		}
+		return $SQL;
+	}
+
+
+
+	/**
+	 * @param string   $SQL
+	 * @param WP_Query $wp_query
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function posts_join($SQL = '', WP_Query $wp_query)
+	{
+		if (EEH_Event_Query::apply_query_filters($wp_query)) {
+			// Category
+			$SQL = EEH_Event_Query::posts_join_sql_for_show_expired($SQL, EEH_Event_Query::$_event_query_show_expired);
+			$SQL = EEH_Event_Query::posts_join_sql_for_terms($SQL, EEH_Event_Query::$_event_query_category);
+			$SQL = EEH_Event_Query::posts_join_for_orderby($SQL, EEH_Event_Query::$_event_query_orderby);
+		}
+		return $SQL;
+	}
+
+
+
+	/**
+	 * @param string  $SQL
+	 * @param boolean $show_expired if TRUE, then displayed past events
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function posts_join_sql_for_show_expired($SQL = '', $show_expired = false)
+	{
+		if (! $show_expired) {
+			$join = EEM_Event::instance()->table() . '.ID = ';
+			$join .= EEM_Datetime::instance()->table() . '.' . EEM_Event::instance()->primary_key_name();
+			// don't add if this is already in the SQL
+			if (strpos($SQL, $join) === false) {
+				$SQL .= ' INNER JOIN ' . EEM_Datetime::instance()->table() . ' ON ( ' . $join . ' ) ';
+			}
+		}
+		return $SQL;
+	}
+
+
+
+	/**
+	 * @param string $SQL
+	 * @param string $join_terms    pass TRUE or term string, doesn't really matter since this value doesn't really get
+	 *                              used for anything yet
+	 * @return string
+	 */
+	public static function posts_join_sql_for_terms($SQL = '', $join_terms = '')
+	{
+		if (! empty($join_terms)) {
+			global $wpdb;
+			$SQL .= " LEFT JOIN $wpdb->term_relationships ON ($wpdb->posts.ID = $wpdb->term_relationships.object_id)";
+			$SQL .= " LEFT JOIN $wpdb->term_taxonomy ON ($wpdb->term_relationships.term_taxonomy_id = $wpdb->term_taxonomy.term_taxonomy_id)";
+			$SQL .= " LEFT JOIN $wpdb->terms ON ($wpdb->terms.term_id = $wpdb->term_taxonomy.term_id) ";
+		}
+		return $SQL;
+	}
+
+
+
+	/**
+	 * usage:  $SQL .= EEH_Event_Query::posts_join_for_orderby( $orderby_params );
+	 *
+	 * @param    string $SQL
+	 * @param    array  $orderby_params
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function posts_join_for_orderby($SQL = '', array $orderby_params = array())
+	{
+		foreach ($orderby_params as $orderby) {
+			switch ($orderby) {
+				case 'ticket_start' :
+				case 'ticket_end' :
+					$SQL .= EEH_Event_Query::_posts_join_for_datetime(
+						$SQL,
+						EEM_Datetime_Ticket::instance()->table() . '.' . EEM_Datetime::instance()->primary_key_name()
+					);
+					$SQL .= ' LEFT JOIN ' . EEM_Ticket::instance()->table();
+					$SQL .= ' ON (';
+					$SQL .= EEM_Datetime_Ticket::instance()->table() . '.' . EEM_Ticket::instance()->primary_key_name();
+					$SQL .= ' = ';
+					$SQL .= EEM_Ticket::instance()->table() . '.' . EEM_Ticket::instance()->primary_key_name();
+					$SQL .= ' )';
+					break;
+				case 'venue_title' :
+				case 'city' :
+					$SQL .= EEH_Event_Query::_posts_join_for_event_venue($SQL);
+					break;
+				case 'state' :
+					$SQL .= EEH_Event_Query::_posts_join_for_event_venue($SQL);
+					$SQL .= EEH_Event_Query::_posts_join_for_venue_state($SQL);
+					break;
+				case 'start_date' :
+				default :
+					$SQL .= EEH_Event_Query::_posts_join_for_datetime($SQL, EEM_Event::instance()->table() . '.ID');
+					break;
+			}
+		}
+		return $SQL;
+	}
+
+
+
+	/**
+	 * @param string $SQL
+	 * @param string $join
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected static function _posts_join_for_datetime($SQL = '', $join = '')
+	{
+		if (! empty($join)) {
+			$join .= ' = ' . EEM_Datetime::instance()->table() . '.' . EEM_Event::instance()->primary_key_name();
+			if (strpos($SQL, $join) === false) {
+				return ' INNER JOIN ' . EEM_Datetime::instance()->table() . ' ON ( ' . $join . ' )';
+			}
+		}
+		return '';
+	}
+
+
+
+	/**
+	 * @param string $SQL
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected static function _posts_join_for_event_venue($SQL = '')
+	{
+		// Event Venue table name
+		$event_venue_table = EEM_Event_Venue::instance()->table();
+		// generate conditions for:  Event <=> Event Venue  JOIN clause
+		$event_to_event_venue_join = EEM_Event::instance()->table() . '.ID = ';
+		$event_to_event_venue_join .= $event_venue_table . '.' . EEM_Event::instance()->primary_key_name();
+		// don't add joins if they have already been added
+		if (strpos($SQL, $event_to_event_venue_join) === false) {
+			// Venue table name
+			$venue_table = EEM_Venue::instance()->table();
+			// Venue table pk
+			$venue_table_pk = EEM_Venue::instance()->primary_key_name();
+			// Venue Meta table name
+			$venue_meta_table = EEM_Venue::instance()->second_table();
+			// generate JOIN clause for: Event <=> Event Venue
+			$venue_SQL = " LEFT JOIN $event_venue_table ON ( $event_to_event_venue_join )";
+			// generate JOIN clause for: Event Venue <=> Venue
+			$venue_SQL .= " LEFT JOIN $venue_table as Venue ON ( $event_venue_table.$venue_table_pk = Venue.ID )";
+			// generate JOIN clause for: Venue <=> Venue Meta
+			$venue_SQL .= " LEFT JOIN $venue_meta_table ON ( Venue.ID = $venue_meta_table.$venue_table_pk )";
+			unset($event_venue_table, $event_to_event_venue_join, $venue_table, $venue_table_pk, $venue_meta_table);
+			return $venue_SQL;
+		}
+		unset($event_venue_table, $event_to_event_venue_join);
+		return '';
+	}
+
+
+
+	/**
+	 * @param string $SQL
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected static function _posts_join_for_venue_state($SQL = '')
+	{
+		// Venue Meta table name
+		$venue_meta_table = EEM_Venue::instance()->second_table();
+		// State table name
+		$state_table = EEM_State::instance()->table();
+		// State table pk
+		$state_table_pk = EEM_State::instance()->primary_key_name();
+		// verify vars
+		if ($venue_meta_table && $state_table && $state_table_pk) {
+			// like: wp_esp_venue_meta.STA_ID = wp_esp_state.STA_ID
+			$join = "$venue_meta_table.$state_table_pk = $state_table.$state_table_pk";
+			// don't add join if it has already been added
+			if (strpos($SQL, $join) === false) {
+				unset($state_table_pk, $venue_meta_table, $venue_table_pk);
+				return " LEFT JOIN $state_table ON ( $join )";
+			}
+		}
+		unset($join, $state_table, $state_table_pk, $venue_meta_table, $venue_table_pk);
+		return '';
+	}
+
+
+
+	/**
+	 * @param string   $SQL
+	 * @param WP_Query $wp_query
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function posts_where($SQL = '', WP_Query $wp_query)
+	{
+		if (EEH_Event_Query::apply_query_filters($wp_query)) {
+			// Show Expired ?
+			$SQL .= EEH_Event_Query::posts_where_sql_for_show_expired(EEH_Event_Query::$_event_query_show_expired);
+			// Category
+			$SQL .= EEH_Event_Query::posts_where_sql_for_event_category_slug(EEH_Event_Query::$_event_query_category);
+			// Start Date
+			$SQL .= EEH_Event_Query::posts_where_sql_for_event_list_month(EEH_Event_Query::$_event_query_month);
+		}
+		return $SQL;
+	}
+
+
+
+	/**
+	 * @param    boolean $show_expired if TRUE, then displayed past events
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function posts_where_sql_for_show_expired($show_expired = false)
+	{
+		return ! $show_expired
+			? ' AND ' . EEM_Datetime::instance()->table() . '.DTT_EVT_end > \'' . current_time('mysql', true) . '\' '
+			: '';
+	}
+
+
+
+	/**
+	 * @param boolean $event_category_slug
+	 * @return string
+	 */
+	public static function posts_where_sql_for_event_category_slug($event_category_slug = null)
+	{
+		global $wpdb;
+		return ! empty($event_category_slug)
+			? $wpdb->prepare(" AND {$wpdb->terms}.slug = %s ", $event_category_slug)
+			: '';
+	}
+
+
+
+	/**
+	 * @param boolean $month
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function posts_where_sql_for_event_list_month($month = null)
+	{
+		$SQL = '';
+		if (! empty($month)) {
+			$datetime_table = EEM_Datetime::instance()->table();
+			// event start date is LESS than the end of the month ( so nothing that doesn't start until next month )
+			$SQL = " AND {$datetime_table}.DTT_EVT_start <= '";
+			$SQL .= date('Y-m-t 23:59:59', \EEH_DTT_Helper::first_of_month_timestamp($month)) . "'";
+			// event end date is GREATER than the start of the month ( so nothing that ended before this month )
+			$SQL .= " AND {$datetime_table}.DTT_EVT_end >= '";
+			$SQL .= date('Y-m-01 0:0:00', \EEH_DTT_Helper::first_of_month_timestamp($month)) . "' ";
+		}
+		return $SQL;
+	}
+
+
+
+	/**
+	 * @param string $SQL
+	 * @param WP_Query $wp_query
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function posts_orderby($SQL = '', WP_Query $wp_query)
+	{
+		if (EEH_Event_Query::apply_query_filters($wp_query)) {
+			$SQL = EEH_Event_Query::posts_orderby_sql(
+				EEH_Event_Query::$_event_query_orderby,
+				EEH_Event_Query::$_event_query_sort
+			);
+		}
+		return $SQL;
+	}
+
+
+
+	/**
+	 *    posts_orderby_sql
+	 *    possible parameters:
+	 *    ID
+	 *    start_date
+	 *    end_date
+	 *    event_name
+	 *    category_slug
+	 *    ticket_start
+	 *    ticket_end
+	 *    venue_title
+	 *    city
+	 *    state
+	 *    **IMPORTANT**
+	 *    make sure to also send the $orderby_params array to the posts_join_for_orderby() method
+	 *    or else some of the table references below will result in MySQL errors
+	 *
+	 * @param array  $orderby_params
+	 * @param string $sort
+	 * @return string
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public static function posts_orderby_sql(array $orderby_params = array(), $sort = 'ASC')
+	{
+		global $wpdb;
+		$SQL     = '';
+		$counter = 0;
+		$sort    = in_array($sort, array('ASC', 'asc', 'DESC', 'desc'), true)
+			? strtoupper($sort)
+			: 'ASC';
+		//make sure 'orderby' is set in query params
+		if (! isset(self::$_query_params['orderby'])) {
+			self::$_query_params['orderby'] = array();
+		}
+		// loop thru $orderby_params (type cast as array)
+		foreach ($orderby_params as $orderby) {
+			// check if we have already added this param
+			if (isset(self::$_query_params['orderby'][ $orderby ])) {
+				// if so then remove from the $orderby_params so that the count() method below is accurate
+				unset($orderby_params[ $orderby ]);
+				// then bump ahead to the next param
+				continue;
+			}
+			// this will ad a comma depending on whether this is the first or last param
+			$glue = $counter === 0 || $counter === count($orderby_params) ? ' ' : ', ';
+			// ok what's we dealing with?
+			switch ($orderby) {
+				case 'id' :
+				case 'ID' :
+					$SQL .= $glue . $wpdb->posts . '.ID ' . $sort;
+					break;
+				case 'end_date' :
+					$SQL .= $glue . EEM_Datetime::instance()->table() . '.DTT_EVT_end ' . $sort;
+					break;
+				case 'event_name' :
+					$SQL .= $glue . $wpdb->posts . '.post_title ' . $sort;
+					break;
+				case 'category_slug' :
+					$SQL .= $glue . $wpdb->terms . '.slug ' . $sort;
+					break;
+				case 'ticket_start' :
+					$SQL .= $glue . EEM_Ticket::instance()->table() . '.TKT_start_date ' . $sort;
+					break;
+				case 'ticket_end' :
+					$SQL .= $glue . EEM_Ticket::instance()->table() . '.TKT_end_date ' . $sort;
+					break;
+				case 'venue_title' :
+					$SQL .= $glue . 'venue_title ' . $sort;
+					break;
+				case 'city' :
+					$SQL .= $glue . EEM_Venue::instance()->second_table() . '.VNU_city ' . $sort;
+					break;
+				case 'state' :
+					$SQL .= $glue . EEM_State::instance()->table() . '.STA_name ' . $sort;
+					break;
+				case 'start_date' :
+				default :
+					$SQL .= $glue . ' event_start_date ' . $sort;
+					break;
+			}
+			// add to array of orderby params that have been added
+			self::$_query_params['orderby'][ $orderby ] = true;
+			$counter++;
+		}
+		return $SQL;
+	}
 
 
 }

Spacing +39 added lines, -39 removed lines

@@ -230,7 +230,7 @@ 
     {
         if (EEH_Event_Query::apply_query_filters($wp_query)) {
             global $wpdb;
-            $clauses['groupby'] = $wpdb->posts . '.ID ';
+            $clauses['groupby'] = $wpdb->posts.'.ID ';
         }
         return $clauses;
     }
@@ -267,24 +267,24 @@ 
      */
     public static function posts_fields_sql_for_orderby(array $orderby_params = array())
     {
-        $SQL = ', MIN( ' . EEM_Datetime::instance()->table() . '.DTT_EVT_start ) as event_start_date ';
+        $SQL = ', MIN( '.EEM_Datetime::instance()->table().'.DTT_EVT_start ) as event_start_date ';
         foreach ($orderby_params as $orderby) {
             switch ($orderby) {
 
                 case 'ticket_start' :
-                    $SQL .= ', ' . EEM_Ticket::instance()->table() . '.TKT_start_date';
+                    $SQL .= ', '.EEM_Ticket::instance()->table().'.TKT_start_date';
                     break;
                 case 'ticket_end' :
-                    $SQL .= ', ' . EEM_Ticket::instance()->table() . '.TKT_end_date';
+                    $SQL .= ', '.EEM_Ticket::instance()->table().'.TKT_end_date';
                     break;
                 case 'venue_title' :
                     $SQL .= ', Venue.post_title AS venue_title';
                     break;
                 case 'city' :
-                    $SQL .= ', ' . EEM_Venue::instance()->second_table() . '.VNU_city';
+                    $SQL .= ', '.EEM_Venue::instance()->second_table().'.VNU_city';
                     break;
                 case 'state' :
-                    $SQL .= ', ' . EEM_State::instance()->table() . '.STA_name';
+                    $SQL .= ', '.EEM_State::instance()->table().'.STA_name';
                     break;
             }
         }
@@ -326,12 +326,12 @@ 
      */
     public static function posts_join_sql_for_show_expired($SQL = '', $show_expired = false)
     {
-        if (! $show_expired) {
-            $join = EEM_Event::instance()->table() . '.ID = ';
-            $join .= EEM_Datetime::instance()->table() . '.' . EEM_Event::instance()->primary_key_name();
+        if ( ! $show_expired) {
+            $join = EEM_Event::instance()->table().'.ID = ';
+            $join .= EEM_Datetime::instance()->table().'.'.EEM_Event::instance()->primary_key_name();
             // don't add if this is already in the SQL
             if (strpos($SQL, $join) === false) {
-                $SQL .= ' INNER JOIN ' . EEM_Datetime::instance()->table() . ' ON ( ' . $join . ' ) ';
+                $SQL .= ' INNER JOIN '.EEM_Datetime::instance()->table().' ON ( '.$join.' ) ';
             }
         }
         return $SQL;
@@ -347,7 +347,7 @@ 
      */
     public static function posts_join_sql_for_terms($SQL = '', $join_terms = '')
     {
-        if (! empty($join_terms)) {
+        if ( ! empty($join_terms)) {
             global $wpdb;
             $SQL .= " LEFT JOIN $wpdb->term_relationships ON ($wpdb->posts.ID = $wpdb->term_relationships.object_id)";
             $SQL .= " LEFT JOIN $wpdb->term_taxonomy ON ($wpdb->term_relationships.term_taxonomy_id = $wpdb->term_taxonomy.term_taxonomy_id)";
@@ -377,13 +377,13 @@ 
                 case 'ticket_end' :
                     $SQL .= EEH_Event_Query::_posts_join_for_datetime(
                         $SQL,
-                        EEM_Datetime_Ticket::instance()->table() . '.' . EEM_Datetime::instance()->primary_key_name()
+                        EEM_Datetime_Ticket::instance()->table().'.'.EEM_Datetime::instance()->primary_key_name()
                     );
-                    $SQL .= ' LEFT JOIN ' . EEM_Ticket::instance()->table();
+                    $SQL .= ' LEFT JOIN '.EEM_Ticket::instance()->table();
                     $SQL .= ' ON (';
-                    $SQL .= EEM_Datetime_Ticket::instance()->table() . '.' . EEM_Ticket::instance()->primary_key_name();
+                    $SQL .= EEM_Datetime_Ticket::instance()->table().'.'.EEM_Ticket::instance()->primary_key_name();
                     $SQL .= ' = ';
-                    $SQL .= EEM_Ticket::instance()->table() . '.' . EEM_Ticket::instance()->primary_key_name();
+                    $SQL .= EEM_Ticket::instance()->table().'.'.EEM_Ticket::instance()->primary_key_name();
                     $SQL .= ' )';
                     break;
                 case 'venue_title' :
@@ -396,7 +396,7 @@ 
                     break;
                 case 'start_date' :
                 default :
-                    $SQL .= EEH_Event_Query::_posts_join_for_datetime($SQL, EEM_Event::instance()->table() . '.ID');
+                    $SQL .= EEH_Event_Query::_posts_join_for_datetime($SQL, EEM_Event::instance()->table().'.ID');
                     break;
             }
         }
@@ -416,10 +416,10 @@ 
      */
     protected static function _posts_join_for_datetime($SQL = '', $join = '')
     {
-        if (! empty($join)) {
-            $join .= ' = ' . EEM_Datetime::instance()->table() . '.' . EEM_Event::instance()->primary_key_name();
+        if ( ! empty($join)) {
+            $join .= ' = '.EEM_Datetime::instance()->table().'.'.EEM_Event::instance()->primary_key_name();
             if (strpos($SQL, $join) === false) {
-                return ' INNER JOIN ' . EEM_Datetime::instance()->table() . ' ON ( ' . $join . ' )';
+                return ' INNER JOIN '.EEM_Datetime::instance()->table().' ON ( '.$join.' )';
             }
         }
         return '';
@@ -440,8 +440,8 @@ 
         // Event Venue table name
         $event_venue_table = EEM_Event_Venue::instance()->table();
         // generate conditions for:  Event <=> Event Venue  JOIN clause
-        $event_to_event_venue_join = EEM_Event::instance()->table() . '.ID = ';
-        $event_to_event_venue_join .= $event_venue_table . '.' . EEM_Event::instance()->primary_key_name();
+        $event_to_event_venue_join = EEM_Event::instance()->table().'.ID = ';
+        $event_to_event_venue_join .= $event_venue_table.'.'.EEM_Event::instance()->primary_key_name();
         // don't add joins if they have already been added
         if (strpos($SQL, $event_to_event_venue_join) === false) {
             // Venue table name
@@ -532,7 +532,7 @@ 
     public static function posts_where_sql_for_show_expired($show_expired = false)
     {
         return ! $show_expired
-            ? ' AND ' . EEM_Datetime::instance()->table() . '.DTT_EVT_end > \'' . current_time('mysql', true) . '\' '
+            ? ' AND '.EEM_Datetime::instance()->table().'.DTT_EVT_end > \''.current_time('mysql', true).'\' '
             : '';
     }
 
@@ -563,14 +563,14 @@ 
     public static function posts_where_sql_for_event_list_month($month = null)
     {
         $SQL = '';
-        if (! empty($month)) {
+        if ( ! empty($month)) {
             $datetime_table = EEM_Datetime::instance()->table();
             // event start date is LESS than the end of the month ( so nothing that doesn't start until next month )
             $SQL = " AND {$datetime_table}.DTT_EVT_start <= '";
-            $SQL .= date('Y-m-t 23:59:59', \EEH_DTT_Helper::first_of_month_timestamp($month)) . "'";
+            $SQL .= date('Y-m-t 23:59:59', \EEH_DTT_Helper::first_of_month_timestamp($month))."'";
             // event end date is GREATER than the start of the month ( so nothing that ended before this month )
             $SQL .= " AND {$datetime_table}.DTT_EVT_end >= '";
-            $SQL .= date('Y-m-01 0:0:00', \EEH_DTT_Helper::first_of_month_timestamp($month)) . "' ";
+            $SQL .= date('Y-m-01 0:0:00', \EEH_DTT_Helper::first_of_month_timestamp($month))."' ";
         }
         return $SQL;
     }
@@ -633,15 +633,15 @@ 
             ? strtoupper($sort)
             : 'ASC';
         //make sure 'orderby' is set in query params
-        if (! isset(self::$_query_params['orderby'])) {
+        if ( ! isset(self::$_query_params['orderby'])) {
             self::$_query_params['orderby'] = array();
         }
         // loop thru $orderby_params (type cast as array)
         foreach ($orderby_params as $orderby) {
             // check if we have already added this param
-            if (isset(self::$_query_params['orderby'][ $orderby ])) {
+            if (isset(self::$_query_params['orderby'][$orderby])) {
                 // if so then remove from the $orderby_params so that the count() method below is accurate
-                unset($orderby_params[ $orderby ]);
+                unset($orderby_params[$orderby]);
                 // then bump ahead to the next param
                 continue;
             }
@@ -651,39 +651,39 @@ 
             switch ($orderby) {
                 case 'id' :
                 case 'ID' :
-                    $SQL .= $glue . $wpdb->posts . '.ID ' . $sort;
+                    $SQL .= $glue.$wpdb->posts.'.ID '.$sort;
                     break;
                 case 'end_date' :
-                    $SQL .= $glue . EEM_Datetime::instance()->table() . '.DTT_EVT_end ' . $sort;
+                    $SQL .= $glue.EEM_Datetime::instance()->table().'.DTT_EVT_end '.$sort;
                     break;
                 case 'event_name' :
-                    $SQL .= $glue . $wpdb->posts . '.post_title ' . $sort;
+                    $SQL .= $glue.$wpdb->posts.'.post_title '.$sort;
                     break;
                 case 'category_slug' :
-                    $SQL .= $glue . $wpdb->terms . '.slug ' . $sort;
+                    $SQL .= $glue.$wpdb->terms.'.slug '.$sort;
                     break;
                 case 'ticket_start' :
-                    $SQL .= $glue . EEM_Ticket::instance()->table() . '.TKT_start_date ' . $sort;
+                    $SQL .= $glue.EEM_Ticket::instance()->table().'.TKT_start_date '.$sort;
                     break;
                 case 'ticket_end' :
-                    $SQL .= $glue . EEM_Ticket::instance()->table() . '.TKT_end_date ' . $sort;
+                    $SQL .= $glue.EEM_Ticket::instance()->table().'.TKT_end_date '.$sort;
                     break;
                 case 'venue_title' :
-                    $SQL .= $glue . 'venue_title ' . $sort;
+                    $SQL .= $glue.'venue_title '.$sort;
                     break;
                 case 'city' :
-                    $SQL .= $glue . EEM_Venue::instance()->second_table() . '.VNU_city ' . $sort;
+                    $SQL .= $glue.EEM_Venue::instance()->second_table().'.VNU_city '.$sort;
                     break;
                 case 'state' :
-                    $SQL .= $glue . EEM_State::instance()->table() . '.STA_name ' . $sort;
+                    $SQL .= $glue.EEM_State::instance()->table().'.STA_name '.$sort;
                     break;
                 case 'start_date' :
                 default :
-                    $SQL .= $glue . ' event_start_date ' . $sort;
+                    $SQL .= $glue.' event_start_date '.$sort;
                     break;
             }
             // add to array of orderby params that have been added
-            self::$_query_params['orderby'][ $orderby ] = true;
+            self::$_query_params['orderby'][$orderby] = true;
             $counter++;
         }
         return $SQL;

core/domain/entities/notifications/PersistentAdminNotice.php

Spacing +6 added lines, -6 removed lines

@@ -130,7 +130,7 @@ 
      */
     private function setName($name)
     {
-        if (! is_string($name)) {
+        if ( ! is_string($name)) {
             throw new InvalidDataTypeException('$name', $name, 'string');
         }
         $this->name = sanitize_key($name);
@@ -154,7 +154,7 @@ 
      */
     private function setMessage($message)
     {
-        if (! is_string($message)) {
+        if ( ! is_string($message)) {
             throw new InvalidDataTypeException('$message', $message, 'string');
         }
         global $allowedtags;
@@ -200,7 +200,7 @@ 
      */
     private function setCapability($capability)
     {
-        if (! is_string($capability)) {
+        if ( ! is_string($capability)) {
             throw new InvalidDataTypeException('$capability', $capability, 'string');
         }
         $this->capability = ! empty($capability) ? $capability : 'manage_options';
@@ -224,7 +224,7 @@ 
      */
     private function setCapContext($cap_context)
     {
-        if (! is_string($cap_context)) {
+        if ( ! is_string($cap_context)) {
             throw new InvalidDataTypeException('$cap_context', $cap_context, 'string');
         }
         $this->cap_context = ! empty($cap_context) ? $cap_context : 'view persistent admin notice';
@@ -258,7 +258,7 @@ 
      */
     public function getCapCheck()
     {
-        if (! $this->cap_check instanceof CapCheckInterface) {
+        if ( ! $this->cap_check instanceof CapCheckInterface) {
             $this->setCapCheck(
                 new CapCheck(
                     $this->capability,
@@ -340,7 +340,7 @@ 
      */
     public function confirmRegistered()
     {
-        if (! $this->registered && WP_DEBUG) {
+        if ( ! $this->registered && WP_DEBUG) {
             new ExceptionStackTraceDisplay(
                 new DomainException(
                     sprintf(

Indentation +325 added lines, -325 removed lines

@@ -28,334 +28,334 @@
 class PersistentAdminNotice implements RequiresCapCheckInterface
 {
 
-    /**
-     * @var string $name
-     */
-    protected $name = '';
-
-    /**
-     * @var string $message
-     */
-    protected $message = '';
-
-    /**
-     * @var boolean $force_update
-     */
-    protected $force_update = false;
-
-    /**
-     * @var string $capability
-     */
-    protected $capability = 'manage_options';
-
-    /**
-     * @var string $cap_context
-     */
-    protected $cap_context = 'view persistent admin notice';
-
-    /**
-     * @var boolean $dismissed
-     */
-    protected $dismissed = false;
-
-    /**
-     * @var CapCheckInterface $cap_check
-     */
-    protected $cap_check;
-
-    /**
-     * if true, then this notice will be deleted from the database
-     *
-     * @var boolean $purge
-     */
-    protected $purge = false;
-
-    /**
-     * gets set to true if notice is successfully registered with the PersistentAdminNoticeManager
-     * if false, and WP_DEBUG is on, then an exception will be thrown in the admin footer
-     *
-     * @var boolean $registered
-     */
-    private $registered = false;
-
-
-
-    /**
-     * PersistentAdminNotice constructor
-     *
-     * @param string $name         [required] the name, or key of the Persistent Admin Notice to be stored
-     * @param string $message      [required] the message to be stored persistently until dismissed
-     * @param bool   $force_update enforce the reappearance of a persistent message
-     * @param string $capability   user capability required to view this notice
-     * @param string $cap_context  description for why the cap check is being performed
-     * @param bool   $dismissed    whether or not the user has already dismissed/viewed this notice
-     * @throws InvalidDataTypeException
-     */
-    public function __construct(
-        $name,
-        $message,
-        $force_update = false,
-        $capability = 'manage_options',
-        $cap_context = 'view persistent admin notice',
-        $dismissed = false
-    ) {
-        $this->setName($name);
-        $this->setMessage($message);
-        $this->setForceUpdate($force_update);
-        $this->setCapability($capability);
-        $this->setCapContext($cap_context);
-        $this->setDismissed($dismissed);
-        add_action(
-            'AHEE__EventEspresso_core_services_notifications_PersistentAdminNoticeManager__registerNotices',
-            array($this, 'registerPersistentAdminNotice')
-        );
-        add_action('shutdown', array($this, 'confirmRegistered'), 999);
-    }
-
-
-
-    /**
-     * @return string
-     */
-    public function getName()
-    {
-        return $this->name;
-    }
-
-
-
-    /**
-     * @param string $name
-     * @throws InvalidDataTypeException
-     */
-    private function setName($name)
-    {
-        if (! is_string($name)) {
-            throw new InvalidDataTypeException('$name', $name, 'string');
-        }
-        $this->name = sanitize_key($name);
-    }
-
-
-
-    /**
-     * @return string
-     */
-    public function getMessage()
-    {
-        return $this->message;
-    }
-
-
-
-    /**
-     * @param string $message
-     * @throws InvalidDataTypeException
-     */
-    private function setMessage($message)
-    {
-        if (! is_string($message)) {
-            throw new InvalidDataTypeException('$message', $message, 'string');
-        }
-        global $allowedtags;
-        $allowedtags['br'] = array();
-        $this->message     = wp_kses($message, $allowedtags);
-    }
-
-
-
-    /**
-     * @return bool
-     */
-    public function getForceUpdate()
-    {
-        return $this->force_update;
-    }
-
-
-
-    /**
-     * @param bool $force_update
-     */
-    private function setForceUpdate($force_update)
-    {
-        $this->force_update = filter_var($force_update, FILTER_VALIDATE_BOOLEAN);
-    }
-
-
-
-    /**
-     * @return string
-     */
-    public function getCapability()
-    {
-        return $this->capability;
-    }
-
-
-
-    /**
-     * @param string $capability
-     * @throws InvalidDataTypeException
-     */
-    private function setCapability($capability)
-    {
-        if (! is_string($capability)) {
-            throw new InvalidDataTypeException('$capability', $capability, 'string');
-        }
-        $this->capability = ! empty($capability) ? $capability : 'manage_options';
-    }
+	/**
+	 * @var string $name
+	 */
+	protected $name = '';
+
+	/**
+	 * @var string $message
+	 */
+	protected $message = '';
+
+	/**
+	 * @var boolean $force_update
+	 */
+	protected $force_update = false;
+
+	/**
+	 * @var string $capability
+	 */
+	protected $capability = 'manage_options';
+
+	/**
+	 * @var string $cap_context
+	 */
+	protected $cap_context = 'view persistent admin notice';
+
+	/**
+	 * @var boolean $dismissed
+	 */
+	protected $dismissed = false;
+
+	/**
+	 * @var CapCheckInterface $cap_check
+	 */
+	protected $cap_check;
+
+	/**
+	 * if true, then this notice will be deleted from the database
+	 *
+	 * @var boolean $purge
+	 */
+	protected $purge = false;
+
+	/**
+	 * gets set to true if notice is successfully registered with the PersistentAdminNoticeManager
+	 * if false, and WP_DEBUG is on, then an exception will be thrown in the admin footer
+	 *
+	 * @var boolean $registered
+	 */
+	private $registered = false;
+
+
+
+	/**
+	 * PersistentAdminNotice constructor
+	 *
+	 * @param string $name         [required] the name, or key of the Persistent Admin Notice to be stored
+	 * @param string $message      [required] the message to be stored persistently until dismissed
+	 * @param bool   $force_update enforce the reappearance of a persistent message
+	 * @param string $capability   user capability required to view this notice
+	 * @param string $cap_context  description for why the cap check is being performed
+	 * @param bool   $dismissed    whether or not the user has already dismissed/viewed this notice
+	 * @throws InvalidDataTypeException
+	 */
+	public function __construct(
+		$name,
+		$message,
+		$force_update = false,
+		$capability = 'manage_options',
+		$cap_context = 'view persistent admin notice',
+		$dismissed = false
+	) {
+		$this->setName($name);
+		$this->setMessage($message);
+		$this->setForceUpdate($force_update);
+		$this->setCapability($capability);
+		$this->setCapContext($cap_context);
+		$this->setDismissed($dismissed);
+		add_action(
+			'AHEE__EventEspresso_core_services_notifications_PersistentAdminNoticeManager__registerNotices',
+			array($this, 'registerPersistentAdminNotice')
+		);
+		add_action('shutdown', array($this, 'confirmRegistered'), 999);
+	}
+
+
+
+	/**
+	 * @return string
+	 */
+	public function getName()
+	{
+		return $this->name;
+	}
+
+
+
+	/**
+	 * @param string $name
+	 * @throws InvalidDataTypeException
+	 */
+	private function setName($name)
+	{
+		if (! is_string($name)) {
+			throw new InvalidDataTypeException('$name', $name, 'string');
+		}
+		$this->name = sanitize_key($name);
+	}
+
+
+
+	/**
+	 * @return string
+	 */
+	public function getMessage()
+	{
+		return $this->message;
+	}
+
+
+
+	/**
+	 * @param string $message
+	 * @throws InvalidDataTypeException
+	 */
+	private function setMessage($message)
+	{
+		if (! is_string($message)) {
+			throw new InvalidDataTypeException('$message', $message, 'string');
+		}
+		global $allowedtags;
+		$allowedtags['br'] = array();
+		$this->message     = wp_kses($message, $allowedtags);
+	}
+
+
+
+	/**
+	 * @return bool
+	 */
+	public function getForceUpdate()
+	{
+		return $this->force_update;
+	}
+
+
+
+	/**
+	 * @param bool $force_update
+	 */
+	private function setForceUpdate($force_update)
+	{
+		$this->force_update = filter_var($force_update, FILTER_VALIDATE_BOOLEAN);
+	}
+
+
+
+	/**
+	 * @return string
+	 */
+	public function getCapability()
+	{
+		return $this->capability;
+	}
+
+
+
+	/**
+	 * @param string $capability
+	 * @throws InvalidDataTypeException
+	 */
+	private function setCapability($capability)
+	{
+		if (! is_string($capability)) {
+			throw new InvalidDataTypeException('$capability', $capability, 'string');
+		}
+		$this->capability = ! empty($capability) ? $capability : 'manage_options';
+	}
 
 
 
-    /**
-     * @return string
-     */
-    public function getCapContext()
-    {
-        return $this->cap_context;
-    }
-
-
-
-    /**
-     * @param string $cap_context
-     * @throws InvalidDataTypeException
-     */
-    private function setCapContext($cap_context)
-    {
-        if (! is_string($cap_context)) {
-            throw new InvalidDataTypeException('$cap_context', $cap_context, 'string');
-        }
-        $this->cap_context = ! empty($cap_context) ? $cap_context : 'view persistent admin notice';
-    }
-
-
-
-    /**
-     * @return bool
-     */
-    public function getDismissed()
-    {
-        return $this->dismissed;
-    }
-
-
-
-    /**
-     * @param bool $dismissed
-     */
-    public function setDismissed($dismissed)
-    {
-        $this->dismissed = filter_var($dismissed, FILTER_VALIDATE_BOOLEAN);
-    }
-
-
-
-    /**
-     * @return CapCheckInterface
-     * @throws InvalidDataTypeException
-     */
-    public function getCapCheck()
-    {
-        if (! $this->cap_check instanceof CapCheckInterface) {
-            $this->setCapCheck(
-                new CapCheck(
-                    $this->capability,
-                    $this->cap_context
-                )
-            );
-        }
-        return $this->cap_check;
-    }
-
-
-
-    /**
-     * @param CapCheckInterface $cap_check
-     */
-    private function setCapCheck(CapCheckInterface $cap_check)
-    {
-        $this->cap_check = $cap_check;
-    }
-
-
-
-    /**
-     * @return bool
-     */
-    public function getPurge()
-    {
-        return $this->purge;
-    }
-
-
-
-    /**
-     * @param bool $purge
-     */
-    public function setPurge($purge)
-    {
-        $this->purge = filter_var($purge, FILTER_VALIDATE_BOOLEAN);
-    }
-
-
-
-    /**
-     * given a valid PersistentAdminNotice Collection,
-     * this notice will be added if it is not already found in the collection (using its name as the identifier)
-     * if an existing notice is found that has already been dismissed,
-     * but we are overriding with a forced update, then we will toggle its dismissed state,
-     * so that the notice is displayed again
-     *
-     * @param Collection $persistent_admin_notice_collection
-     * @throws InvalidEntityException
-     */
-    public function registerPersistentAdminNotice(Collection $persistent_admin_notice_collection)
-    {
-        if ($this->registered) {
-            return;
-        }
-        // first check if this notice has already been added to the collection
-        if ($persistent_admin_notice_collection->has($this->name)) {
-            /** @var PersistentAdminNotice $existing */
-            $existing = $persistent_admin_notice_collection->get($this->name);
-            // we don't need to add it again (we can't actually)
-            // but if it has already been dismissed, and we are overriding with a forced update
-            if ($existing->getDismissed() && $this->getForceUpdate()) {
-                // then toggle the notice's dismissed state to true
-                // so that it gets displayed again
-                $existing->setDismissed(false);
-                // and make sure the message is set
-                $existing->setMessage($this->message);
-            }
-        } else {
-            $persistent_admin_notice_collection->add($this, $this->name);
-        }
-        $this->registered = true;
-    }
-
-
-
-    /**
-     * @throws Exception
-     */
-    public function confirmRegistered()
-    {
-        if (! $this->registered && WP_DEBUG) {
-            new ExceptionStackTraceDisplay(
-                new DomainException(
-                    sprintf(
-                        esc_html__(
-                            'The "%1$s" PersistentAdminNotice was not successfully registered. Please ensure that it is being created prior to either the "admin_notices" or "network_admin_notices" hooks being triggered.',
-                            'event_espresso'
-                        ),
-                        $this->name
-                    )
-                )
-            );
-        }
-    }
+	/**
+	 * @return string
+	 */
+	public function getCapContext()
+	{
+		return $this->cap_context;
+	}
+
+
+
+	/**
+	 * @param string $cap_context
+	 * @throws InvalidDataTypeException
+	 */
+	private function setCapContext($cap_context)
+	{
+		if (! is_string($cap_context)) {
+			throw new InvalidDataTypeException('$cap_context', $cap_context, 'string');
+		}
+		$this->cap_context = ! empty($cap_context) ? $cap_context : 'view persistent admin notice';
+	}
+
+
+
+	/**
+	 * @return bool
+	 */
+	public function getDismissed()
+	{
+		return $this->dismissed;
+	}
+
+
+
+	/**
+	 * @param bool $dismissed
+	 */
+	public function setDismissed($dismissed)
+	{
+		$this->dismissed = filter_var($dismissed, FILTER_VALIDATE_BOOLEAN);
+	}
+
+
+
+	/**
+	 * @return CapCheckInterface
+	 * @throws InvalidDataTypeException
+	 */
+	public function getCapCheck()
+	{
+		if (! $this->cap_check instanceof CapCheckInterface) {
+			$this->setCapCheck(
+				new CapCheck(
+					$this->capability,
+					$this->cap_context
+				)
+			);
+		}
+		return $this->cap_check;
+	}
+
+
+
+	/**
+	 * @param CapCheckInterface $cap_check
+	 */
+	private function setCapCheck(CapCheckInterface $cap_check)
+	{
+		$this->cap_check = $cap_check;
+	}
+
+
+
+	/**
+	 * @return bool
+	 */
+	public function getPurge()
+	{
+		return $this->purge;
+	}
+
+
+
+	/**
+	 * @param bool $purge
+	 */
+	public function setPurge($purge)
+	{
+		$this->purge = filter_var($purge, FILTER_VALIDATE_BOOLEAN);
+	}
+
+
+
+	/**
+	 * given a valid PersistentAdminNotice Collection,
+	 * this notice will be added if it is not already found in the collection (using its name as the identifier)
+	 * if an existing notice is found that has already been dismissed,
+	 * but we are overriding with a forced update, then we will toggle its dismissed state,
+	 * so that the notice is displayed again
+	 *
+	 * @param Collection $persistent_admin_notice_collection
+	 * @throws InvalidEntityException
+	 */
+	public function registerPersistentAdminNotice(Collection $persistent_admin_notice_collection)
+	{
+		if ($this->registered) {
+			return;
+		}
+		// first check if this notice has already been added to the collection
+		if ($persistent_admin_notice_collection->has($this->name)) {
+			/** @var PersistentAdminNotice $existing */
+			$existing = $persistent_admin_notice_collection->get($this->name);
+			// we don't need to add it again (we can't actually)
+			// but if it has already been dismissed, and we are overriding with a forced update
+			if ($existing->getDismissed() && $this->getForceUpdate()) {
+				// then toggle the notice's dismissed state to true
+				// so that it gets displayed again
+				$existing->setDismissed(false);
+				// and make sure the message is set
+				$existing->setMessage($this->message);
+			}
+		} else {
+			$persistent_admin_notice_collection->add($this, $this->name);
+		}
+		$this->registered = true;
+	}
+
+
+
+	/**
+	 * @throws Exception
+	 */
+	public function confirmRegistered()
+	{
+		if (! $this->registered && WP_DEBUG) {
+			new ExceptionStackTraceDisplay(
+				new DomainException(
+					sprintf(
+						esc_html__(
+							'The "%1$s" PersistentAdminNotice was not successfully registered. Please ensure that it is being created prior to either the "admin_notices" or "network_admin_notices" hooks being triggered.',
+							'event_espresso'
+						),
+						$this->name
+					)
+				)
+			);
+		}
+	}
 
 
 }

core/db_models/EEM_Payment_Method.model.php

Indentation +21 added lines, -21 removed lines

@@ -294,15 +294,15 @@ 
 
 
 
-    /**
-     * Overrides parent to not only turn wpdb results into EE_Payment_Method objects,
-     * but also verifies the payment method type of each is a usable object. If not,
-     * deactivate it, sets a notification, and deactivates it
-     *
-     * @param array $rows
-     * @return EE_Payment_Method[]
-     * @throws InvalidDataTypeException
-     */
+	/**
+	 * Overrides parent to not only turn wpdb results into EE_Payment_Method objects,
+	 * but also verifies the payment method type of each is a usable object. If not,
+	 * deactivate it, sets a notification, and deactivates it
+	 *
+	 * @param array $rows
+	 * @return EE_Payment_Method[]
+	 * @throws InvalidDataTypeException
+	 */
 	protected function _create_objects( $rows = array() ) {
 		EE_Registry::instance()->load_lib( 'Payment_Method_Manager' );
 		$payment_methods = parent::_create_objects( $rows );
@@ -319,18 +319,18 @@ 
 				//only deactivate and notify the admin if the payment is active somewhere
 				$payment_method->deactivate();
 				$payment_method->save();
-                new PersistentAdminNotice(
-                    'auto-deactivated-' . $payment_method->type(),
-                    sprintf(
-                        __('The payment method %1$s was automatically deactivated because it appears its associated Event Espresso Addon was recently deactivated.%2$sIt can be reactivated on the %3$sPlugins admin page%4$s, then you can reactivate the payment method.',
-                            'event_espresso'),
-                        $payment_method->admin_name(),
-                        '<br />',
-                        '<a href="' . admin_url('plugins.php') . '">',
-                        '</a>'
-                    ),
-                    true
-                );
+				new PersistentAdminNotice(
+					'auto-deactivated-' . $payment_method->type(),
+					sprintf(
+						__('The payment method %1$s was automatically deactivated because it appears its associated Event Espresso Addon was recently deactivated.%2$sIt can be reactivated on the %3$sPlugins admin page%4$s, then you can reactivate the payment method.',
+							'event_espresso'),
+						$payment_method->admin_name(),
+						'<br />',
+						'<a href="' . admin_url('plugins.php') . '">',
+						'</a>'
+					),
+					true
+				);
 			}
 		}
 		return $usable_payment_methods;

Spacing +90 added lines, -90 removed lines

@@ -1,8 +1,8 @@ 
 <?php use EventEspresso\core\domain\entities\notifications\PersistentAdminNotice;
 use EventEspresso\core\exceptions\InvalidDataTypeException;
 
-if ( ! defined( 'EVENT_ESPRESSO_VERSION' ) ) {
-	exit( 'No direct script access allowed' );
+if ( ! defined('EVENT_ESPRESSO_VERSION')) {
+	exit('No direct script access allowed');
 }
 /**
  *
@@ -40,33 +40,33 @@ 
 	 * @access   protected
 	 * @return EEM_Payment_Method
 	 */
-	protected function __construct( $timezone = NULL ) {
-		$this->singlular_item = __( 'Payment Method', 'event_espresso' );
-		$this->plural_item = __( 'Payment Methods', 'event_espresso' );
-		$this->_tables = array( 'Payment_Method' => new EE_Primary_Table( 'esp_payment_method', 'PMD_ID' ) );
+	protected function __construct($timezone = NULL) {
+		$this->singlular_item = __('Payment Method', 'event_espresso');
+		$this->plural_item = __('Payment Methods', 'event_espresso');
+		$this->_tables = array('Payment_Method' => new EE_Primary_Table('esp_payment_method', 'PMD_ID'));
 		$this->_fields = array(
 			'Payment_Method' => array(
-				'PMD_ID' => new EE_Primary_Key_Int_Field( 'PMD_ID', __( "ID", 'event_espresso' ) ),
-				'PMD_type' => new EE_Plain_Text_Field( 'PMD_type', __( "Payment Method Type", 'event_espresso' ), FALSE, 'Admin_Only' ),
-				'PMD_name' => new EE_Plain_Text_Field( 'PMD_name', __( "Name", 'event_espresso' ), FALSE ),
-				'PMD_desc' => new EE_Post_Content_Field( 'PMD_desc', __( "Description", 'event_espresso' ), FALSE, '' ),
-				'PMD_admin_name' => new EE_Plain_Text_Field( 'PMD_admin_name', __( "Admin-Only Name", 'event_espresso' ), TRUE ),
-				'PMD_admin_desc' => new EE_Post_Content_Field( 'PMD_admin_desc', __( "Admin-Only Description", 'event_espresso' ), TRUE ),
-				'PMD_slug' => new EE_Slug_Field( 'PMD_slug', __( "Slug", 'event_espresso' ), FALSE ),
-				'PMD_order' => new EE_Integer_Field( 'PMD_order', __( "Order", 'event_espresso' ), FALSE, 0 ),
-				'PMD_debug_mode' => new EE_Boolean_Field( 'PMD_debug_mode', __( "Debug Mode On?", 'event_espresso' ), FALSE, FALSE ),
-				'PMD_wp_user' => new EE_WP_User_Field( 'PMD_wp_user', __( "Payment Method Creator ID", 'event_espresso' ), FALSE ),
-				'PMD_open_by_default' => new EE_Boolean_Field( 'PMD_open_by_default', __( "Open by Default?", 'event_espresso' ), FALSE, FALSE ), 'PMD_button_url' => new EE_Plain_Text_Field( 'PMD_button_url', __( "Button URL", 'event_espresso' ), TRUE, '' ),
-				'PMD_scope' => new EE_Serialized_Text_Field( 'PMD_scope', __( "Usable From?", 'event_espresso' ), FALSE, array() ), //possible values currently are 'CART','ADMIN','API'
+				'PMD_ID' => new EE_Primary_Key_Int_Field('PMD_ID', __("ID", 'event_espresso')),
+				'PMD_type' => new EE_Plain_Text_Field('PMD_type', __("Payment Method Type", 'event_espresso'), FALSE, 'Admin_Only'),
+				'PMD_name' => new EE_Plain_Text_Field('PMD_name', __("Name", 'event_espresso'), FALSE),
+				'PMD_desc' => new EE_Post_Content_Field('PMD_desc', __("Description", 'event_espresso'), FALSE, ''),
+				'PMD_admin_name' => new EE_Plain_Text_Field('PMD_admin_name', __("Admin-Only Name", 'event_espresso'), TRUE),
+				'PMD_admin_desc' => new EE_Post_Content_Field('PMD_admin_desc', __("Admin-Only Description", 'event_espresso'), TRUE),
+				'PMD_slug' => new EE_Slug_Field('PMD_slug', __("Slug", 'event_espresso'), FALSE),
+				'PMD_order' => new EE_Integer_Field('PMD_order', __("Order", 'event_espresso'), FALSE, 0),
+				'PMD_debug_mode' => new EE_Boolean_Field('PMD_debug_mode', __("Debug Mode On?", 'event_espresso'), FALSE, FALSE),
+				'PMD_wp_user' => new EE_WP_User_Field('PMD_wp_user', __("Payment Method Creator ID", 'event_espresso'), FALSE),
+				'PMD_open_by_default' => new EE_Boolean_Field('PMD_open_by_default', __("Open by Default?", 'event_espresso'), FALSE, FALSE), 'PMD_button_url' => new EE_Plain_Text_Field('PMD_button_url', __("Button URL", 'event_espresso'), TRUE, ''),
+				'PMD_scope' => new EE_Serialized_Text_Field('PMD_scope', __("Usable From?", 'event_espresso'), FALSE, array()), //possible values currently are 'CART','ADMIN','API'
 		) );
 		$this->_model_relations = array(
  //			'Event'=>new EE_HABTM_Relation('Event_Payment_Method'),
 			'Payment' => new EE_Has_Many_Relation(),
-			'Currency' => new EE_HABTM_Relation( 'Currency_Payment_Method' ),
+			'Currency' => new EE_HABTM_Relation('Currency_Payment_Method'),
 			'Transaction' => new EE_Has_Many_Relation(),
 			'WP_User' => new EE_Belongs_To_Relation(),
 		);
-		parent::__construct( $timezone );
+		parent::__construct($timezone);
 	}
 
 
@@ -76,8 +76,8 @@ 
 	 * @param string $slug
 	 * @return EE_Payment_Method
 	 */
-	public function get_one_by_slug( $slug ) {
-		return $this->get_one( array( array( 'PMD_slug' => $slug ) ) );
+	public function get_one_by_slug($slug) {
+		return $this->get_one(array(array('PMD_slug' => $slug)));
 	}
 
 
@@ -91,8 +91,8 @@ 
 		return apply_filters(
 			'FHEE__EEM_Payment_Method__scopes',
 			array(
-				self::scope_cart 		=> __( "Front-end Registration Page", 'event_espresso' ),
-				self::scope_admin 	=> __( "Admin Registration Page (no online processing)", 'event_espresso' )
+				self::scope_cart 		=> __("Front-end Registration Page", 'event_espresso'),
+				self::scope_admin 	=> __("Admin Registration Page (no online processing)", 'event_espresso')
 			)
 		);
 	}
@@ -104,9 +104,9 @@ 
 	 * @param string $scope like one of EEM_Payment_Method::instance()->scopes()
 	 * @return boolean
 	 */
-	public function is_valid_scope( $scope ) {
+	public function is_valid_scope($scope) {
 		$scopes = $this->scopes();
-		if ( isset( $scopes[ $scope ] ) ) {
+		if (isset($scopes[$scope])) {
 			return TRUE;
 		} else {
 			return FALSE;
@@ -122,11 +122,11 @@ 
 	 * @throws EE_Error
 	 * @return EE_Payment_Method[]
 	 */
-	public function get_all_active( $scope = NULL, $query_params = array() ) {
-		if( ! isset( $query_params[ 'order_by' ] ) && ! isset( $query_params[ 'order' ] ) ) {
-			$query_params['order_by'] = array( 'PMD_order' => 'ASC', 'PMD_ID' => 'ASC' );
+	public function get_all_active($scope = NULL, $query_params = array()) {
+		if ( ! isset($query_params['order_by']) && ! isset($query_params['order'])) {
+			$query_params['order_by'] = array('PMD_order' => 'ASC', 'PMD_ID' => 'ASC');
 		}
-		return $this->get_all( $this->_get_query_params_for_all_active( $scope, $query_params ) );
+		return $this->get_all($this->_get_query_params_for_all_active($scope, $query_params));
 	}
 
 	/**
@@ -135,8 +135,8 @@ 
 	 * @param array $query_params
 	 * @return int
 	 */
-	public function count_active( $scope = NULL, $query_params = array() ){
-		return $this->count( $this->_get_query_params_for_all_active( $scope, $query_params ) );
+	public function count_active($scope = NULL, $query_params = array()) {
+		return $this->count($this->_get_query_params_for_all_active($scope, $query_params));
 	}
 
 	/**
@@ -147,21 +147,21 @@ 
 	 * @return array like param of EEM_Base::get_all()
 	 * @throws EE_Error
 	 */
-	protected function _get_query_params_for_all_active( $scope = NULL, $query_params = array() ){
-		if ( $scope ) {
-			if ( $this->is_valid_scope( $scope ) ) {
-				return array_replace_recursive( array( array( 'PMD_scope' => array( 'LIKE', "%$scope%" ) ) ), $query_params );
+	protected function _get_query_params_for_all_active($scope = NULL, $query_params = array()) {
+		if ($scope) {
+			if ($this->is_valid_scope($scope)) {
+				return array_replace_recursive(array(array('PMD_scope' => array('LIKE', "%$scope%"))), $query_params);
 			} else {
-				throw new EE_Error( sprintf( __( "'%s' is not a valid scope for a payment method", "event_espresso" ), $scope ) );
+				throw new EE_Error(sprintf(__("'%s' is not a valid scope for a payment method", "event_espresso"), $scope));
 			}
 		} else {
 			$acceptable_scopes = array();
 			$count = 0;
-			foreach ( $this->scopes() as $scope_name => $desc ) {
+			foreach ($this->scopes() as $scope_name => $desc) {
 				$count++;
-				$acceptable_scopes[ 'PMD_scope*' . $count ] = array( 'LIKE', '%' . $scope_name . '%' );
+				$acceptable_scopes['PMD_scope*'.$count] = array('LIKE', '%'.$scope_name.'%');
 			}
-			return array_replace_recursive( array( array( 'OR*active_scope' => $acceptable_scopes ) ), $query_params );
+			return array_replace_recursive(array(array('OR*active_scope' => $acceptable_scopes)), $query_params);
 		}
 	}
 
@@ -173,8 +173,8 @@ 
 	 * @return array like param of EEM_Base::get_all()
 	 * @throws EE_Error
 	 */
-	public function get_query_params_for_all_active( $scope = NULL, $query_params = array() ) {
-		return $this->_get_query_params_for_all_active( $scope, $query_params );
+	public function get_query_params_for_all_active($scope = NULL, $query_params = array()) {
+		return $this->_get_query_params_for_all_active($scope, $query_params);
 	}
 
 
@@ -184,8 +184,8 @@ 
 	 * @param array  $query_params
 	 * @return EE_Payment_Method
 	 */
-	public function get_one_active( $scope = NULL, $query_params = array() ) {
-		return $this->get_one( $this->_get_query_params_for_all_active( $scope, $query_params ) );
+	public function get_one_active($scope = NULL, $query_params = array()) {
+		return $this->get_one($this->_get_query_params_for_all_active($scope, $query_params));
 	}
 
 
@@ -195,8 +195,8 @@ 
 	 * @param string $type
 	 * @return EE_Payment_Method
 	 */
-	public function get_one_of_type( $type ) {
-		return $this->get_one( array( array( 'PMD_type' => $type ) ) );
+	public function get_one_of_type($type) {
+		return $this->get_one(array(array('PMD_type' => $type)));
 	}
 
 
@@ -209,22 +209,22 @@ 
 	 * @return EE_Payment_Method
 	 * @throws EE_Error
 	 */
-	public function ensure_is_obj( $base_class_obj_or_id, $ensure_is_in_db = FALSE ) {
+	public function ensure_is_obj($base_class_obj_or_id, $ensure_is_in_db = FALSE) {
 		//first: check if it's a slug
-		if( is_string( $base_class_obj_or_id ) ) {
-			$obj = $this->get_one_by_slug( $base_class_obj_or_id );
-			if( $obj ) {
+		if (is_string($base_class_obj_or_id)) {
+			$obj = $this->get_one_by_slug($base_class_obj_or_id);
+			if ($obj) {
 				return $obj;
 			}
 		}
 		//ok so it wasn't a slug we were passed. try the usual then (ie, it's an object or an ID)
 		try {
-			return parent::ensure_is_obj( $base_class_obj_or_id, $ensure_is_in_db );
+			return parent::ensure_is_obj($base_class_obj_or_id, $ensure_is_in_db);
 		}
-		catch ( EE_Error $e ) {
+		catch (EE_Error $e) {
 			//handle it outside the catch
 		}
-		throw new EE_Error( sprintf( __( "'%s' is neither a Payment Method ID, slug, nor object.", "event_espresso" ), $base_class_obj_or_id ) );
+		throw new EE_Error(sprintf(__("'%s' is neither a Payment Method ID, slug, nor object.", "event_espresso"), $base_class_obj_or_id));
 	}
 
 
@@ -235,12 +235,12 @@ 
 	 * @param mixed $base_obj_or_id_or_slug
 	 * @return int
 	 */
-	function ensure_is_ID( $base_obj_or_id_or_slug ) {
-		if ( is_string( $base_obj_or_id_or_slug ) ) {
+	function ensure_is_ID($base_obj_or_id_or_slug) {
+		if (is_string($base_obj_or_id_or_slug)) {
 			//assume it's a slug
-			$base_obj_or_id_or_slug = $this->get_one_by_slug( $base_obj_or_id_or_slug );
+			$base_obj_or_id_or_slug = $this->get_one_by_slug($base_obj_or_id_or_slug);
 		}
-		return parent::ensure_is_ID( $base_obj_or_id_or_slug );
+		return parent::ensure_is_ID($base_obj_or_id_or_slug);
 	}
 
 
@@ -249,36 +249,36 @@ 
 	 * Verifies the button urls on all the passed payment methods have a valid button url. If not, resets them to their default.
 	 * @param EE_Payment_Method[] $payment_methods. If NULL is provided defaults to all payment methods active in the cart
 	 */
-	function verify_button_urls( $payment_methods = NULL ) {
-		$payment_methods = is_array( $payment_methods ) ? $payment_methods : $this->get_all_active(EEM_Payment_Method::scope_cart);
-		foreach ( $payment_methods as $payment_method ) {
+	function verify_button_urls($payment_methods = NULL) {
+		$payment_methods = is_array($payment_methods) ? $payment_methods : $this->get_all_active(EEM_Payment_Method::scope_cart);
+		foreach ($payment_methods as $payment_method) {
 			try {
 				$current_button_url = $payment_method->button_url();
-				$buttons_urls_to_try = apply_filters( 'FHEE__EEM_Payment_Method__verify_button_urls__button_urls_to_try', array(
-					'current_ssl' => str_replace( "http://", "https://", $current_button_url ),
-					'current' => str_replace( "https://", "http://", $current_button_url ),
-					'default_ssl' => str_replace( "http://", "https://", $payment_method->type_obj()->default_button_url() ),
-					'default' => str_replace( "https://", "http://", $payment_method->type_obj()->default_button_url() ),
-				) );
-				foreach( $buttons_urls_to_try as $button_url_to_try ) {
-					if(
+				$buttons_urls_to_try = apply_filters('FHEE__EEM_Payment_Method__verify_button_urls__button_urls_to_try', array(
+					'current_ssl' => str_replace("http://", "https://", $current_button_url),
+					'current' => str_replace("https://", "http://", $current_button_url),
+					'default_ssl' => str_replace("http://", "https://", $payment_method->type_obj()->default_button_url()),
+					'default' => str_replace("https://", "http://", $payment_method->type_obj()->default_button_url()),
+				));
+				foreach ($buttons_urls_to_try as $button_url_to_try) {
+					if (
 							(//this is the current url and it exists, regardless of SSL issues
 								$button_url_to_try == $current_button_url &&
 								EEH_URL::remote_file_exists(
 										$button_url_to_try,
 										array(
 											'sslverify' => false,
-											'limit_response_size' => 4095,//we don't really care for a full response, but we do want headers at least. Lets just ask for a one block
+											'limit_response_size' => 4095, //we don't really care for a full response, but we do want headers at least. Lets just ask for a one block
 											) )
 							)
 							||
 							(//this is NOT the current url and it exists with a working SSL cert
 								$button_url_to_try != $current_button_url &&
-								EEH_URL::remote_file_exists( $button_url_to_try )
+								EEH_URL::remote_file_exists($button_url_to_try)
 							) ) {
-						if( $current_button_url != $button_url_to_try ){
-							$payment_method->save( array( 'PMD_button_url' => $button_url_to_try ) );
-							EE_Error::add_attention( sprintf( __( "Payment Method %s's button url was set to %s, because the old image either didnt exist or SSL was recently enabled.", "event_espresso" ), $payment_method->name(), $button_url_to_try ) );
+						if ($current_button_url != $button_url_to_try) {
+							$payment_method->save(array('PMD_button_url' => $button_url_to_try));
+							EE_Error::add_attention(sprintf(__("Payment Method %s's button url was set to %s, because the old image either didnt exist or SSL was recently enabled.", "event_espresso"), $payment_method->name(), $button_url_to_try));
 						}
 						//this image exists. So if wasn't set before, now it is;
 						//or if it was already set, we have nothing to do
@@ -286,8 +286,8 @@ 
 					}
 				}
 			}
-			catch ( EE_Error $e ) {
-				$payment_method->set_active( FALSE );
+			catch (EE_Error $e) {
+				$payment_method->set_active(FALSE);
 			}
 		}
 	}
@@ -303,30 +303,30 @@ 
      * @return EE_Payment_Method[]
      * @throws InvalidDataTypeException
      */
-	protected function _create_objects( $rows = array() ) {
-		EE_Registry::instance()->load_lib( 'Payment_Method_Manager' );
-		$payment_methods = parent::_create_objects( $rows );
+	protected function _create_objects($rows = array()) {
+		EE_Registry::instance()->load_lib('Payment_Method_Manager');
+		$payment_methods = parent::_create_objects($rows);
 		/* @var $payment_methods EE_Payment_Method[] */
 		$usable_payment_methods = array();
-		foreach ( $payment_methods as $key => $payment_method ) {
-			if ( EE_Payment_Method_Manager::instance()->payment_method_type_exists( $payment_method->type() ) ) {
-				$usable_payment_methods[ $key ] = $payment_method;
+		foreach ($payment_methods as $key => $payment_method) {
+			if (EE_Payment_Method_Manager::instance()->payment_method_type_exists($payment_method->type())) {
+				$usable_payment_methods[$key] = $payment_method;
 				//some payment methods enqueue their scripts in EE_PMT_*::__construct
 				//which is kinda a no-no (just because it's being constructed doesn't mean we need to enqueue
 				//its scripts). but for backwards-compat we should continue to do that
 				$payment_method->type_obj();
-			} elseif( $payment_method->active() ) {
+			} elseif ($payment_method->active()) {
 				//only deactivate and notify the admin if the payment is active somewhere
 				$payment_method->deactivate();
 				$payment_method->save();
                 new PersistentAdminNotice(
-                    'auto-deactivated-' . $payment_method->type(),
+                    'auto-deactivated-'.$payment_method->type(),
                     sprintf(
                         __('The payment method %1$s was automatically deactivated because it appears its associated Event Espresso Addon was recently deactivated.%2$sIt can be reactivated on the %3$sPlugins admin page%4$s, then you can reactivate the payment method.',
                             'event_espresso'),
                         $payment_method->admin_name(),
                         '<br />',
-                        '<a href="' . admin_url('plugins.php') . '">',
+                        '<a href="'.admin_url('plugins.php').'">',
                         '</a>'
                     ),
                     true
@@ -346,11 +346,11 @@ 
 	 * @param string 	$scope @see EEM_Payment_Method::get_all_for_events
 	 * @return EE_Payment_Method[]
 	 */
-	public function get_all_for_transaction( $transaction, $scope ) {
+	public function get_all_for_transaction($transaction, $scope) {
 		//give addons a chance to override what payment methods are chosen based on the transaction
 		return apply_filters(
 			'FHEE__EEM_Payment_Method__get_all_for_transaction__payment_methods',
-			$this->get_all_active( $scope, array( 'group_by' => 'PMD_type' ) ),
+			$this->get_all_active($scope, array('group_by' => 'PMD_type')),
 			$transaction,
 			$scope
 		);
@@ -366,16 +366,16 @@ 
 	 * @param EE_Registration|int $registration_or_reg_id  Either the EE_Registration object or the id for the registration.
 	 * @return EE_Payment|null
 	 */
-	public function get_last_used_for_registration( $registration_or_reg_id ) {
-		$registration_id = EEM_Registration::instance()->ensure_is_ID( $registration_or_reg_id );
+	public function get_last_used_for_registration($registration_or_reg_id) {
+		$registration_id = EEM_Registration::instance()->ensure_is_ID($registration_or_reg_id);
 
 		$query_params = array(
 			0 => array(
 				'Payment.Registration.REG_ID' => $registration_id,
 			),
-			'order_by' => array( 'Payment.PAY_ID' => 'DESC' )
+			'order_by' => array('Payment.PAY_ID' => 'DESC')
 		);
-		return $this->get_one( $query_params );
+		return $this->get_one($query_params);
 	}
 
 }

admin_pages/maintenance/Maintenance_Admin_Page.core.php

Spacing +21 added lines, -21 removed lines

@@ -262,13 +262,13 @@ 
                 && $most_recent_migration->is_broken()
             )
         ) {
-            $this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH . 'ee_migration_was_borked_page.template.php';
+            $this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH.'ee_migration_was_borked_page.template.php';
             $this->_template_args['support_url'] = 'http://eventespresso.com/support/forums/';
             $this->_template_args['next_url'] = EEH_URL::add_query_args_and_nonce(array('action'  => 'confirm_migration_crash_report_sent',
                                                                                         'success' => '0',
             ), EE_MAINTENANCE_ADMIN_URL);
         } elseif ($addons_should_be_upgraded_first) {
-            $this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH . 'ee_upgrade_addons_before_migrating.template.php';
+            $this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH.'ee_upgrade_addons_before_migrating.template.php';
         } else {
             if ($most_recent_migration
                 && $most_recent_migration instanceof EE_Data_Migration_Script_Base
@@ -298,7 +298,7 @@ 
                 $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_path = EE_MAINTENANCE_TEMPLATE_PATH.'ee_migration_page.template.php';
             $this->_template_args = array_merge(
                 $this->_template_args,
                 array(
@@ -326,13 +326,13 @@ 
             );
             //make sure we have the form fields helper available. It usually is, but sometimes it isn't
         }
-        $this->_template_args['most_recent_migration'] = $most_recent_migration;//the actual most recently ran migration
+        $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'
+            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);
+        $migration_options_html = EEH_Template::display_template($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);
@@ -391,7 +391,7 @@ 
      */
     public function _data_reset_and_delete()
     {
-        $this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH . 'ee_data_reset_and_delete.template.php';
+        $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',
@@ -428,7 +428,7 @@ 
 
     protected function _reset_reservations()
     {
-        if(\EED_Ticket_Sales_Monitor::reset_reservation_counts()) {
+        if (\EED_Ticket_Sales_Monitor::reset_reservation_counts()) {
             EE_Error::add_success(
                 __(
                     'Ticket and datetime reserved counts have been successfully reset.',
@@ -476,7 +476,7 @@ 
      */
     public function _system_status()
     {
-        $this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH . 'ee_system_stati_page.template.php';
+        $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(
             array(
@@ -495,11 +495,11 @@ 
     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" );
+        header('Content-Disposition: attachment');
+        header("Content-Disposition: attachment; filename=system_status_".sanitize_key(site_url()).".html");
         echo "<style>table{border:1px solid darkgrey;}td{vertical-align:top}</style>";
-        echo "<h1>System Information for " . site_url() . "</h1>";
-        echo EEH_Template::layout_array_as_table( $status_info );
+        echo "<h1>System Information for ".site_url()."</h1>";
+        echo EEH_Template::layout_array_as_table($status_info);
         die;
     }
 
@@ -513,7 +513,7 @@ 
         try {
             $success = wp_mail(EE_SUPPORT_EMAIL,
                 'Migration Crash Report',
-                $body . "/r/n<br>" . print_r(EEM_System_Status::instance()->get_system_stati(), true),
+                $body."/r/n<br>".print_r(EEM_System_Status::instance()->get_system_stati(), true),
                 array(
                     "from:$from_name<$from>",
                     //					'content-type:text/html charset=UTF-8'
@@ -548,7 +548,7 @@ 
             EE_MAINTENANCE_ADMIN_URL);
         $this->_template_args['reattempt_action_url'] = EE_Admin_Page::add_query_args_and_nonce(array('action' => 'reattempt_migration'),
             EE_MAINTENANCE_ADMIN_URL);
-        $this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH . 'ee_confirm_migration_crash_report_sent.template.php';
+        $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();
@@ -649,9 +649,9 @@ 
         wp_enqueue_script('ee_admin_js');
 //		wp_enqueue_media();
 //		wp_enqueue_script('media-upload');
-        wp_enqueue_script('ee-maintenance', EE_MAINTENANCE_ASSETS_URL . 'ee-maintenance.js', array('jquery'),
+        wp_enqueue_script('ee-maintenance', EE_MAINTENANCE_ASSETS_URL.'ee-maintenance.js', array('jquery'),
             EVENT_ESPRESSO_VERSION, true);
-        wp_register_style('espresso_maintenance', EE_MAINTENANCE_ASSETS_URL . 'ee-maintenance.css', array(),
+        wp_register_style('espresso_maintenance', EE_MAINTENANCE_ASSETS_URL.'ee-maintenance.css', array(),
             EVENT_ESPRESSO_VERSION);
         wp_enqueue_style('espresso_maintenance');
         //localize script stuff
@@ -718,8 +718,8 @@ 
 
     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(
+        if ( ! $this->datetime_fix_offset_form instanceof EE_Form_Section_Proper) {
+            $this->datetime_fix_offset_form = new EE_Form_Section_Proper(
                 array(
                     'name' => 'datetime_offset_fix_option',
                     'layout_strategy' => new EE_Admin_Two_Column_Layout(),
@@ -823,12 +823,12 @@ 
                 $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',
+                    $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',
+                        $form->get_input_value('date_range_end_date').' 23:59:59',
                         $utc_timezone
                 );
                 if ($date_range_start_date instanceof DateTime) {

Indentation +827 added lines, -827 removed lines

@@ -29,843 +29,843 @@
 {
 
 
-    /**
-     * @var EE_Datetime_Offset_Fix_Form
-     */
-    protected $datetime_fix_offset_form;
-
-
-
-    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;
-        $this->_admin_base_path = EE_MAINTENANCE_ADMIN;
-    }
-
-
-
-    protected function _ajax_hooks()
-    {
-        add_action('wp_ajax_migration_step', array($this, 'migration_step'));
-        add_action('wp_ajax_add_error_to_migrations_ran', array($this, 'add_error_to_migrations_ran'));
-    }
-
-
-
-    protected function _define_page_props()
-    {
-        $this->_admin_page_title = EE_MAINTENANCE_LABEL;
-        $this->_labels = array(
-            'buttons' => array(
-                '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 = array(
-            'default'                             => array(
-                'func'       => '_maintenance',
-                'capability' => 'manage_options',
-            ),
-            'change_maintenance_level'            => array(
-                'func'       => '_change_maintenance_level',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ),
-            'system_status'                       => array(
-                'func'       => '_system_status',
-                'capability' => 'manage_options',
-            ),
-            'download_system_status' => array(
-                'func'       => '_download_system_status',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ),
-            'send_migration_crash_report'         => array(
-                'func'       => '_send_migration_crash_report',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ),
-            'confirm_migration_crash_report_sent' => array(
-                'func'       => '_confirm_migration_crash_report_sent',
-                'capability' => 'manage_options',
-            ),
-            'data_reset'                          => array(
-                'func'       => '_data_reset_and_delete',
-                'capability' => 'manage_options',
-            ),
-            'reset_db'                            => array(
-                'func'       => '_reset_db',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-                'args'       => array('nuke_old_ee4_data' => true),
-            ),
-            'start_with_fresh_ee4_db'             => array(
-                'func'       => '_reset_db',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-                'args'       => array('nuke_old_ee4_data' => false),
-            ),
-            'delete_db'                           => array(
-                'func'       => '_delete_db',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ),
-            'rerun_migration_from_ee3'            => array(
-                'func'       => '_rerun_migration_from_ee3',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ),
-            'reset_reservations'                  => array(
-                'func'       => '_reset_reservations',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ),
-            'reset_capabilities'                  => array(
-                'func'       => '_reset_capabilities',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ),
-            'reattempt_migration'                 => array(
-                'func'       => '_reattempt_migration',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ),
-            'datetime_tools' => array(
-                'func' => '_datetime_tools',
-                'capability' => 'manage_options'
-            ),
-            'run_datetime_offset_fix' => array(
-                'func' => '_apply_datetime_offset',
-                'noheader' => true,
-                'headers_sent_route' => 'datetime_tools',
-                'capability' => 'manage_options'
-            )
-        );
-    }
-
-
-
-    protected function _set_page_config()
-    {
-        $this->_page_config = array(
-            'default'       => array(
-                'nav'           => array(
-                    'label' => esc_html__('Maintenance', 'event_espresso'),
-                    'order' => 10,
-                ),
-                'require_nonce' => false,
-            ),
-            'data_reset'    => array(
-                'nav'           => array(
-                    'label' => esc_html__('Reset/Delete Data', 'event_espresso'),
-                    'order' => 20,
-                ),
-                'require_nonce' => false,
-            ),
-            'datetime_tools' => array(
-                'nav' => array(
-                    'label' => esc_html__('Datetime Utilities', 'event_espresso'),
-                    'order' => 25
-                ),
-                'require_nonce' => false,
-            ),
-            'system_status' => array(
-                'nav'           => array(
-                    'label' => esc_html__("System Information", "event_espresso"),
-                    '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.
-     */
-    public function _maintenance()
-    {
-        //it all depends 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
-            $mm = EE_Maintenance_Mode::instance()->level();
-            $placed_in_mm = EE_Maintenance_Mode::instance()->set_maintenance_mode_if_db_old();
-            if ($mm == 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(__('Site taken out of maintenance mode because no data migration scripts are required',
-                    'event_espresso'));
-                $this->_process_notices(array('page' => 'espresso_maintenance_settings'), false);
-            }
-            //in case an exception is thrown while trying to handle migrations
-            switch (EE_Maintenance_Mode::instance()->level()) {
-                case EE_Maintenance_Mode::level_0_not_in_maintenance:
-                case EE_Maintenance_Mode::level_1_frontend_only_maintenance:
-                    $show_maintenance_switch = true;
-                    $show_backup_db_text = false;
-                    $show_migration_progress = false;
-                    $script_names = array();
-                    $addons_should_be_upgraded_first = false;
-                    break;
-                case 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 = EE_Data_Migration_Manager::instance()
-                                                                       ->check_for_applicable_data_migration_scripts();
-                    $addons_should_be_upgraded_first = EE_Data_Migration_Manager::instance()->addons_need_updating();
-                    $script_names = array();
-                    $current_script = null;
-                    foreach ($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();
-                        }
-                    }
-                    break;
-            }
-            $most_recent_migration = EE_Data_Migration_Manager::instance()->get_last_ran_script(true);
-            $exception_thrown = false;
-        } catch (EE_Error $e) {
-            EE_Data_Migration_Manager::instance()->add_error_to_migrations_ran($e->getMessage());
-            //now, just so we can display the page correctly, make a 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 = EE_Data_Migration_Manager::instance()->ensure_current_database_state_is_set();
-        $current_db_state = str_replace('.decaf', '', $current_db_state);
-        if ($exception_thrown
-            || ($most_recent_migration
-                && $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'] = 'http://eventespresso.com/support/forums/';
-            $this->_template_args['next_url'] = EEH_URL::add_query_args_and_nonce(array('action'  => 'confirm_migration_crash_report_sent',
-                                                                                        'success' => '0',
-            ), EE_MAINTENANCE_ADMIN_URL);
-        } elseif ($addons_should_be_upgraded_first) {
-            $this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH . 'ee_upgrade_addons_before_migrating.template.php';
-        } else {
-            if ($most_recent_migration
-                && $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, array(
-                    'current_db_state' => sprintf(__("EE%s (%s)", "event_espresso"),
-                        isset($current_db_state[$plugin_slug]) ? $current_db_state[$plugin_slug] : 3, $plugin_slug),
-                    'next_db_state'    => isset($current_script) ? sprintf(__("EE%s (%s)", 'event_espresso'),
-                        $new_version, $plugin_slug) : null,
-                ));
-            } 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,
-                array(
-                    '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 backup 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(array('action' => 'reset_db'),
-                        EE_MAINTENANCE_ADMIN_URL),
-                    'data_reset_page'                        => EE_Admin_Page::add_query_args_and_nonce(array('action' => 'data_reset'),
-                        EE_MAINTENANCE_ADMIN_URL),
-                    'update_migration_script_page_link'      => EE_Admin_Page::add_query_args_and_nonce(array('action' => 'change_maintenance_level'),
-                        EE_MAINTENANCE_ADMIN_URL),
-                    'ultimate_db_state'                      => sprintf(__("EE%s", 'event_espresso'),
-                        espresso_version()),
-                )
-            );
-            //make sure we have the form fields helper available. It usually is, but sometimes it isn't
-        }
-        $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)
-     */
-    public function migration_step()
-    {
-        $this->_template_args['data'] = EE_Data_Migration_Manager::instance()->response_to_migration_ajax_request();
-        $this->_return_json();
-    }
-
-
-
-    /**
-     * Can be used by js when it notices a response with HTML in it in order
-     * to log the malformed response
-     */
-    public function add_error_to_migrations_ran()
-    {
-        EE_Data_Migration_Manager::instance()->add_error_to_migrations_ran($this->_req_data['message']);
-        $this->_template_args['data'] = array('ok' => true);
-        $this->_return_json();
-    }
-
-
-
-    /**
-     * changes the maintenance level, provided there are still no migration scripts that should run
-     */
-    public function _change_maintenance_level()
-    {
-        $new_level = absint($this->_req_data['maintenance_mode_level']);
-        if ( ! EE_Data_Migration_Manager::instance()->check_for_applicable_data_migration_scripts()) {
-            EE_Maintenance_Mode::instance()->set_maintenance_level($new_level);
-            $success = true;
-        } else {
-            EE_Maintenance_Mode::instance()->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',
-            array(),
-            'button button-primary ee-confirm',
-            '',
-            false
-        );
-        $this->_template_args['reset_capabilities_button'] = $this->get_action_link_or_button(
-            'reset_capabilities',
-            'reset_capabilities',
-            array(),
-            'button button-primary ee-confirm',
-            '',
-            false
-        );
-        $this->_template_args['delete_db_url'] = EE_Admin_Page::add_query_args_and_nonce(
-            array('action' => 'delete_db'),
-            EE_MAINTENANCE_ADMIN_URL
-        );
-        $this->_template_args['reset_db_url'] = EE_Admin_Page::add_query_args_and_nonce(
-            array('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_sidebar();
-    }
-
-
-
-    protected function _reset_reservations()
-    {
-        if(\EED_Ticket_Sales_Monitor::reset_reservation_counts()) {
-            EE_Error::add_success(
-                __(
-                    'Ticket and datetime reserved counts have been successfully reset.',
-                    'event_espresso'
-                )
-            );
-        } else {
-            EE_Error::add_success(
-                __(
-                    'Ticket and datetime reserved counts were correct and did not need resetting.',
-                    'event_espresso'
-                )
-            );
-        }
-        $this->_redirect_after_action(true, '', '', array('action' => 'data_reset'), true);
-    }
-
-
-
-    protected function _reset_capabilities()
-    {
-        EE_Registry::instance()->CAP->init_caps(true);
-        EE_Error::add_success(__('Default Event Espresso capabilities have been restored for all current roles.',
-            'event_espresso'));
-        $this->_redirect_after_action(false, '', '', array('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)
-     */
-    protected function _reattempt_migration()
-    {
-        EE_Data_Migration_Manager::instance()->reattempt();
-        $this->_redirect_after_action(false, '', '', array('action' => 'default'), true);
-    }
-
-
-
-    /**
-     * shows the big ol' System Information page
-     */
-    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(
-            array(
-                '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_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" );
-        echo "<style>table{border:1px solid darkgrey;}td{vertical-align:top}</style>";
-        echo "<h1>System Information for " . site_url() . "</h1>";
-        echo EEH_Template::layout_array_as_table( $status_info );
-        die;
-    }
-
-
-
-    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',
-                $body . "/r/n<br>" . print_r(EEM_System_Status::instance()->get_system_stati(), true),
-                array(
-                    "from:$from_name<$from>",
-                    //					'content-type:text/html charset=UTF-8'
-                ));
-        } catch (Exception $e) {
-            $success = false;
-        }
-        $this->_redirect_after_action($success, esc_html__("Migration Crash Report", "event_espresso"),
-            esc_html__("sent", "event_espresso"),
-            array('success' => $success, 'action' => 'confirm_migration_crash_report_sent'));
-    }
-
-
-
-    public function _confirm_migration_crash_report_sent()
-    {
-        try {
-            $most_recent_migration = EE_Data_Migration_Manager::instance()->get_last_ran_script(true);
-        } catch (EE_Error $e) {
-            EE_Data_Migration_Manager::instance()->add_error_to_migrations_ran($e->getMessage());
-            //now, just so we can display the page correctly, make a 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' ? true : false;
-        $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(array('action' => 'reset_db'),
-            EE_MAINTENANCE_ADMIN_URL);
-        $this->_template_args['reset_db_page_url'] = EE_Admin_Page::add_query_args_and_nonce(array('action' => 'data_reset'),
-            EE_MAINTENANCE_ADMIN_URL);
-        $this->_template_args['reattempt_action_url'] = EE_Admin_Page::add_query_args_and_nonce(array('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.
-     * Currently basically only sets up ee4 database for a fresh install- doesn't
-     * actually clean out the old wp options, or cpts (although does erase old ee table data)
-     *
-     * @param boolean $nuke_old_ee4_data controls whether or not we
-     *                                   destroy the old ee4 data, or just try initializing ee4 default data
-     */
-    public function _reset_db($nuke_old_ee4_data = true)
-    {
-        EE_Maintenance_Mode::instance()->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.
-     */
-    public function _delete_db()
-    {
-        EE_Maintenance_Mode::instance()->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
-     */
-    public function _rerun_migration_from_ee3()
-    {
-        EE_Maintenance_Mode::instance()->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');
-        EE_Maintenance_Mode::instance()->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()
-    {
-    }
-
+	/**
+	 * @var EE_Datetime_Offset_Fix_Form
+	 */
+	protected $datetime_fix_offset_form;
+
+
+
+	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;
+		$this->_admin_base_path = EE_MAINTENANCE_ADMIN;
+	}
+
+
+
+	protected function _ajax_hooks()
+	{
+		add_action('wp_ajax_migration_step', array($this, 'migration_step'));
+		add_action('wp_ajax_add_error_to_migrations_ran', array($this, 'add_error_to_migrations_ran'));
+	}
+
+
+
+	protected function _define_page_props()
+	{
+		$this->_admin_page_title = EE_MAINTENANCE_LABEL;
+		$this->_labels = array(
+			'buttons' => array(
+				'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 = array(
+			'default'                             => array(
+				'func'       => '_maintenance',
+				'capability' => 'manage_options',
+			),
+			'change_maintenance_level'            => array(
+				'func'       => '_change_maintenance_level',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			),
+			'system_status'                       => array(
+				'func'       => '_system_status',
+				'capability' => 'manage_options',
+			),
+			'download_system_status' => array(
+				'func'       => '_download_system_status',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			),
+			'send_migration_crash_report'         => array(
+				'func'       => '_send_migration_crash_report',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			),
+			'confirm_migration_crash_report_sent' => array(
+				'func'       => '_confirm_migration_crash_report_sent',
+				'capability' => 'manage_options',
+			),
+			'data_reset'                          => array(
+				'func'       => '_data_reset_and_delete',
+				'capability' => 'manage_options',
+			),
+			'reset_db'                            => array(
+				'func'       => '_reset_db',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+				'args'       => array('nuke_old_ee4_data' => true),
+			),
+			'start_with_fresh_ee4_db'             => array(
+				'func'       => '_reset_db',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+				'args'       => array('nuke_old_ee4_data' => false),
+			),
+			'delete_db'                           => array(
+				'func'       => '_delete_db',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			),
+			'rerun_migration_from_ee3'            => array(
+				'func'       => '_rerun_migration_from_ee3',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			),
+			'reset_reservations'                  => array(
+				'func'       => '_reset_reservations',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			),
+			'reset_capabilities'                  => array(
+				'func'       => '_reset_capabilities',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			),
+			'reattempt_migration'                 => array(
+				'func'       => '_reattempt_migration',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			),
+			'datetime_tools' => array(
+				'func' => '_datetime_tools',
+				'capability' => 'manage_options'
+			),
+			'run_datetime_offset_fix' => array(
+				'func' => '_apply_datetime_offset',
+				'noheader' => true,
+				'headers_sent_route' => 'datetime_tools',
+				'capability' => 'manage_options'
+			)
+		);
+	}
+
+
+
+	protected function _set_page_config()
+	{
+		$this->_page_config = array(
+			'default'       => array(
+				'nav'           => array(
+					'label' => esc_html__('Maintenance', 'event_espresso'),
+					'order' => 10,
+				),
+				'require_nonce' => false,
+			),
+			'data_reset'    => array(
+				'nav'           => array(
+					'label' => esc_html__('Reset/Delete Data', 'event_espresso'),
+					'order' => 20,
+				),
+				'require_nonce' => false,
+			),
+			'datetime_tools' => array(
+				'nav' => array(
+					'label' => esc_html__('Datetime Utilities', 'event_espresso'),
+					'order' => 25
+				),
+				'require_nonce' => false,
+			),
+			'system_status' => array(
+				'nav'           => array(
+					'label' => esc_html__("System Information", "event_espresso"),
+					'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.
+	 */
+	public function _maintenance()
+	{
+		//it all depends 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
+			$mm = EE_Maintenance_Mode::instance()->level();
+			$placed_in_mm = EE_Maintenance_Mode::instance()->set_maintenance_mode_if_db_old();
+			if ($mm == 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(__('Site taken out of maintenance mode because no data migration scripts are required',
+					'event_espresso'));
+				$this->_process_notices(array('page' => 'espresso_maintenance_settings'), false);
+			}
+			//in case an exception is thrown while trying to handle migrations
+			switch (EE_Maintenance_Mode::instance()->level()) {
+				case EE_Maintenance_Mode::level_0_not_in_maintenance:
+				case EE_Maintenance_Mode::level_1_frontend_only_maintenance:
+					$show_maintenance_switch = true;
+					$show_backup_db_text = false;
+					$show_migration_progress = false;
+					$script_names = array();
+					$addons_should_be_upgraded_first = false;
+					break;
+				case 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 = EE_Data_Migration_Manager::instance()
+																	   ->check_for_applicable_data_migration_scripts();
+					$addons_should_be_upgraded_first = EE_Data_Migration_Manager::instance()->addons_need_updating();
+					$script_names = array();
+					$current_script = null;
+					foreach ($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();
+						}
+					}
+					break;
+			}
+			$most_recent_migration = EE_Data_Migration_Manager::instance()->get_last_ran_script(true);
+			$exception_thrown = false;
+		} catch (EE_Error $e) {
+			EE_Data_Migration_Manager::instance()->add_error_to_migrations_ran($e->getMessage());
+			//now, just so we can display the page correctly, make a 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 = EE_Data_Migration_Manager::instance()->ensure_current_database_state_is_set();
+		$current_db_state = str_replace('.decaf', '', $current_db_state);
+		if ($exception_thrown
+			|| ($most_recent_migration
+				&& $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'] = 'http://eventespresso.com/support/forums/';
+			$this->_template_args['next_url'] = EEH_URL::add_query_args_and_nonce(array('action'  => 'confirm_migration_crash_report_sent',
+																						'success' => '0',
+			), EE_MAINTENANCE_ADMIN_URL);
+		} elseif ($addons_should_be_upgraded_first) {
+			$this->_template_path = EE_MAINTENANCE_TEMPLATE_PATH . 'ee_upgrade_addons_before_migrating.template.php';
+		} else {
+			if ($most_recent_migration
+				&& $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, array(
+					'current_db_state' => sprintf(__("EE%s (%s)", "event_espresso"),
+						isset($current_db_state[$plugin_slug]) ? $current_db_state[$plugin_slug] : 3, $plugin_slug),
+					'next_db_state'    => isset($current_script) ? sprintf(__("EE%s (%s)", 'event_espresso'),
+						$new_version, $plugin_slug) : null,
+				));
+			} 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,
+				array(
+					'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 backup 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(array('action' => 'reset_db'),
+						EE_MAINTENANCE_ADMIN_URL),
+					'data_reset_page'                        => EE_Admin_Page::add_query_args_and_nonce(array('action' => 'data_reset'),
+						EE_MAINTENANCE_ADMIN_URL),
+					'update_migration_script_page_link'      => EE_Admin_Page::add_query_args_and_nonce(array('action' => 'change_maintenance_level'),
+						EE_MAINTENANCE_ADMIN_URL),
+					'ultimate_db_state'                      => sprintf(__("EE%s", 'event_espresso'),
+						espresso_version()),
+				)
+			);
+			//make sure we have the form fields helper available. It usually is, but sometimes it isn't
+		}
+		$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)
+	 */
+	public function migration_step()
+	{
+		$this->_template_args['data'] = EE_Data_Migration_Manager::instance()->response_to_migration_ajax_request();
+		$this->_return_json();
+	}
+
+
+
+	/**
+	 * Can be used by js when it notices a response with HTML in it in order
+	 * to log the malformed response
+	 */
+	public function add_error_to_migrations_ran()
+	{
+		EE_Data_Migration_Manager::instance()->add_error_to_migrations_ran($this->_req_data['message']);
+		$this->_template_args['data'] = array('ok' => true);
+		$this->_return_json();
+	}
+
+
+
+	/**
+	 * changes the maintenance level, provided there are still no migration scripts that should run
+	 */
+	public function _change_maintenance_level()
+	{
+		$new_level = absint($this->_req_data['maintenance_mode_level']);
+		if ( ! EE_Data_Migration_Manager::instance()->check_for_applicable_data_migration_scripts()) {
+			EE_Maintenance_Mode::instance()->set_maintenance_level($new_level);
+			$success = true;
+		} else {
+			EE_Maintenance_Mode::instance()->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',
+			array(),
+			'button button-primary ee-confirm',
+			'',
+			false
+		);
+		$this->_template_args['reset_capabilities_button'] = $this->get_action_link_or_button(
+			'reset_capabilities',
+			'reset_capabilities',
+			array(),
+			'button button-primary ee-confirm',
+			'',
+			false
+		);
+		$this->_template_args['delete_db_url'] = EE_Admin_Page::add_query_args_and_nonce(
+			array('action' => 'delete_db'),
+			EE_MAINTENANCE_ADMIN_URL
+		);
+		$this->_template_args['reset_db_url'] = EE_Admin_Page::add_query_args_and_nonce(
+			array('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_sidebar();
+	}
+
+
+
+	protected function _reset_reservations()
+	{
+		if(\EED_Ticket_Sales_Monitor::reset_reservation_counts()) {
+			EE_Error::add_success(
+				__(
+					'Ticket and datetime reserved counts have been successfully reset.',
+					'event_espresso'
+				)
+			);
+		} else {
+			EE_Error::add_success(
+				__(
+					'Ticket and datetime reserved counts were correct and did not need resetting.',
+					'event_espresso'
+				)
+			);
+		}
+		$this->_redirect_after_action(true, '', '', array('action' => 'data_reset'), true);
+	}
+
+
+
+	protected function _reset_capabilities()
+	{
+		EE_Registry::instance()->CAP->init_caps(true);
+		EE_Error::add_success(__('Default Event Espresso capabilities have been restored for all current roles.',
+			'event_espresso'));
+		$this->_redirect_after_action(false, '', '', array('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)
+	 */
+	protected function _reattempt_migration()
+	{
+		EE_Data_Migration_Manager::instance()->reattempt();
+		$this->_redirect_after_action(false, '', '', array('action' => 'default'), true);
+	}
+
+
+
+	/**
+	 * shows the big ol' System Information page
+	 */
+	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(
+			array(
+				'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_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" );
+		echo "<style>table{border:1px solid darkgrey;}td{vertical-align:top}</style>";
+		echo "<h1>System Information for " . site_url() . "</h1>";
+		echo EEH_Template::layout_array_as_table( $status_info );
+		die;
+	}
+
+
+
+	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',
+				$body . "/r/n<br>" . print_r(EEM_System_Status::instance()->get_system_stati(), true),
+				array(
+					"from:$from_name<$from>",
+					//					'content-type:text/html charset=UTF-8'
+				));
+		} catch (Exception $e) {
+			$success = false;
+		}
+		$this->_redirect_after_action($success, esc_html__("Migration Crash Report", "event_espresso"),
+			esc_html__("sent", "event_espresso"),
+			array('success' => $success, 'action' => 'confirm_migration_crash_report_sent'));
+	}
+
+
+
+	public function _confirm_migration_crash_report_sent()
+	{
+		try {
+			$most_recent_migration = EE_Data_Migration_Manager::instance()->get_last_ran_script(true);
+		} catch (EE_Error $e) {
+			EE_Data_Migration_Manager::instance()->add_error_to_migrations_ran($e->getMessage());
+			//now, just so we can display the page correctly, make a 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' ? true : false;
+		$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(array('action' => 'reset_db'),
+			EE_MAINTENANCE_ADMIN_URL);
+		$this->_template_args['reset_db_page_url'] = EE_Admin_Page::add_query_args_and_nonce(array('action' => 'data_reset'),
+			EE_MAINTENANCE_ADMIN_URL);
+		$this->_template_args['reattempt_action_url'] = EE_Admin_Page::add_query_args_and_nonce(array('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.
+	 * Currently basically only sets up ee4 database for a fresh install- doesn't
+	 * actually clean out the old wp options, or cpts (although does erase old ee table data)
+	 *
+	 * @param boolean $nuke_old_ee4_data controls whether or not we
+	 *                                   destroy the old ee4 data, or just try initializing ee4 default data
+	 */
+	public function _reset_db($nuke_old_ee4_data = true)
+	{
+		EE_Maintenance_Mode::instance()->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.
+	 */
+	public function _delete_db()
+	{
+		EE_Maintenance_Mode::instance()->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
+	 */
+	public function _rerun_migration_from_ee3()
+	{
+		EE_Maintenance_Mode::instance()->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');
+		EE_Maintenance_Mode::instance()->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_init()
+	{
+	}
+
+
+
+	public function admin_notices()
+	{
+	}
+
 
 
-    public function admin_footer_scripts()
-    {
-    }
+	public function admin_footer_scripts()
+	{
+	}
 
 
 
-    public function load_scripts_styles()
-    {
-        wp_enqueue_script('ee_admin_js');
+	public function load_scripts_styles()
+	{
+		wp_enqueue_script('ee_admin_js');
 //		wp_enqueue_media();
 //		wp_enqueue_script('media-upload');
-        wp_enqueue_script('ee-maintenance', EE_MAINTENANCE_ASSETS_URL . 'ee-maintenance.js', array('jquery'),
-            EVENT_ESPRESSO_VERSION, true);
-        wp_register_style('espresso_maintenance', EE_MAINTENANCE_ASSETS_URL . 'ee-maintenance.css', array(),
-            EVENT_ESPRESSO_VERSION);
-        wp_enqueue_style('espresso_maintenance');
-        //localize script stuff
-        wp_localize_script('ee-maintenance', 'ee_maintenance', array(
-            'migrating'                        => esc_html__("Updating Database...", "event_espresso"),
-            'next'                             => esc_html__("Next", "event_espresso"),
-            'fatal_error'                      => esc_html__("A Fatal Error Has Occurred", "event_espresso"),
-            'click_next_when_ready'            => esc_html__(
-                "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'                          => esc_html__(
-                'Are you sure you want to do this? It CANNOT be undone!',
-                'event_espresso'
-            ),
-            'confirm_skip_migration' => esc_html__(
-                'You have chosen to NOT migrate your existing data. Are you sure you want to continue?',
-                'event_espresso'
-            )
-        ));
-    }
-
-
-
-    public function load_scripts_styles_default()
-    {
-        //styles
+		wp_enqueue_script('ee-maintenance', EE_MAINTENANCE_ASSETS_URL . 'ee-maintenance.js', array('jquery'),
+			EVENT_ESPRESSO_VERSION, true);
+		wp_register_style('espresso_maintenance', EE_MAINTENANCE_ASSETS_URL . 'ee-maintenance.css', array(),
+			EVENT_ESPRESSO_VERSION);
+		wp_enqueue_style('espresso_maintenance');
+		//localize script stuff
+		wp_localize_script('ee-maintenance', 'ee_maintenance', array(
+			'migrating'                        => esc_html__("Updating Database...", "event_espresso"),
+			'next'                             => esc_html__("Next", "event_espresso"),
+			'fatal_error'                      => esc_html__("A Fatal Error Has Occurred", "event_espresso"),
+			'click_next_when_ready'            => esc_html__(
+				"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'                          => esc_html__(
+				'Are you sure you want to do this? It CANNOT be undone!',
+				'event_espresso'
+			),
+			'confirm_skip_migration' => esc_html__(
+				'You have chosen to NOT migrate your existing data. Are you sure you want to continue?',
+				'event_espresso'
+			)
+		));
+	}
+
+
+
+	public function load_scripts_styles_default()
+	{
+		//styles
 //		wp_enqueue_style('ee-text-links');
 //		//scripts
 //		wp_enqueue_script('ee-text-links');
-    }
-
-
-    /**
-     * Enqueue scripts and styles for the datetime tools page.
-     */
-    public function load_scripts_styles_datetime_tools()
-    {
-        EE_Datepicker_Input::enqueue_styles_and_scripts();
-    }
-
-
-    protected function _datetime_tools()
-    {
-        $form_action = EE_Admin_Page::add_query_args_and_nonce(
-            array(
-                '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_no_sidebar();
-    }
-
-
-
-    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(
-                array(
-                    'name' => 'datetime_offset_fix_option',
-                    'layout_strategy' => new EE_Admin_Two_Column_Layout(),
-                    'subsections' => array(
-                        '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(
-                            array(
-                                '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(
-                            array(
-                                '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(
-                            array(
-                                '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(
-                            array(
-                                '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 ($form->is_valid()) {
-                //save offset data so batch processor can get it.
-                DatetimeOffsetFix::updateOffset($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(
-                        array(
-                            'page' => 'espresso_batch',
-                            'batch' => 'job',
-                            'label' => esc_html__('Applying Offset', 'event_espresso'),
-                            'job_handler' => urlencode('EventEspressoBatchRequest\JobHandlers\DatetimeOffsetFix'),
-                            'return_url' => urlencode(
-                                add_query_arg(
-                                    array(
-                                        'action' => 'datetime_tools',
-                                    ),
-                                    EEH_URL::current_url_without_query_paramaters(
-                                        array(
-                                            'return_action',
-                                            'run_datetime_offset_fix_nonce',
-                                            'return',
-                                            'datetime_tools_nonce'
-                                        )
-                                    )
-                                )
-                            )
-                        ),
-                        admin_url()
-                    )
-                );
-                exit;
-            }
-        }
-    }
+	}
+
+
+	/**
+	 * Enqueue scripts and styles for the datetime tools page.
+	 */
+	public function load_scripts_styles_datetime_tools()
+	{
+		EE_Datepicker_Input::enqueue_styles_and_scripts();
+	}
+
+
+	protected function _datetime_tools()
+	{
+		$form_action = EE_Admin_Page::add_query_args_and_nonce(
+			array(
+				'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_no_sidebar();
+	}
+
+
+
+	protected function _get_datetime_offset_fix_form()
+	{
+		if (! $this->datetime_fix_offset_form instanceof EE_Form_Section_Proper) {
+			$this->datetime_fix_offset_form =  new EE_Form_Section_Proper(
+				array(
+					'name' => 'datetime_offset_fix_option',
+					'layout_strategy' => new EE_Admin_Two_Column_Layout(),
+					'subsections' => array(
+						'title' => new EE_Form_Section_HTML(
+							EEH_HTML::h2(
+								esc_html__('Datetime Offset Tool', 'event_espresso')
+							)
+						),
+						'explanation' => new EE_Form_Section_HTML(
+							EEH_HTML::p(
+								esc_html__(
+									'Use this tool to automatically apply the provided offset to all Event Espresso records in your database that involve dates and times.',
+									'event_espresso'
+								)
+							)
+							. EEH_HTML::p(
+								esc_html__(
+									'Note: If you enter 1.25, that will result in the offset of 1 hour 15 minutes being applied.  Decimals represent the fraction of hours, not minutes.',
+									'event_espresso'
+								)
+							)
+						),
+						'offset_input' => new EE_Float_Input(
+							array(
+								'html_name' => 'offset_for_datetimes',
+								'html_label_text' => esc_html__(
+									'Offset to apply (in hours):',
+									'event_espresso'
+								),
+								'min_value' => '-12',
+								'max_value' => '14',
+								'step_value' => '.25',
+								'default' => DatetimeOffsetFix::getOffset()
+							)
+						),
+						'date_range_explanation' => new EE_Form_Section_HTML(
+							EEH_HTML::p(
+								esc_html__(
+									'Leave the following fields blank if you want the offset to be applied to all dates. If however, you want to just apply the offset to a specific range of dates you can restrict the offset application using these fields.',
+									'event_espresso'
+								)
+							)
+							. EEH_HTML::p(
+								EEH_HTML::strong(
+									sprintf(
+										esc_html__(
+											'Note: please enter the dates in UTC (You can use %1$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(
+							array(
+								'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(
+							array(
+								'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(
+							array(
+								'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 ($form->is_valid()) {
+				//save offset data so batch processor can get it.
+				DatetimeOffsetFix::updateOffset($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(
+						array(
+							'page' => 'espresso_batch',
+							'batch' => 'job',
+							'label' => esc_html__('Applying Offset', 'event_espresso'),
+							'job_handler' => urlencode('EventEspressoBatchRequest\JobHandlers\DatetimeOffsetFix'),
+							'return_url' => urlencode(
+								add_query_arg(
+									array(
+										'action' => 'datetime_tools',
+									),
+									EEH_URL::current_url_without_query_paramaters(
+										array(
+											'return_action',
+											'run_datetime_offset_fix_nonce',
+											'return',
+											'datetime_tools_nonce'
+										)
+									)
+								)
+							)
+						),
+						admin_url()
+					)
+				);
+				exit;
+			}
+		}
+	}
 } //end Maintenance_Admin_Page class

caffeinated/admin/extend/events/Extend_Events_Admin_Page.core.php

Indentation +1260 added lines, -1260 removed lines

@@ -14,1264 +14,1264 @@
 {
 
 
-    /**
-     * Extend_Events_Admin_Page constructor.
-     *
-     * @param bool $routing
-     */
-    public function __construct($routing = true)
-    {
-        parent::__construct($routing);
-        if (! defined('EVENTS_CAF_TEMPLATE_PATH')) {
-            define('EVENTS_CAF_TEMPLATE_PATH', EE_CORE_CAF_ADMIN_EXTEND . 'events/templates/');
-            define('EVENTS_CAF_ASSETS', EE_CORE_CAF_ADMIN_EXTEND . 'events/assets/');
-            define('EVENTS_CAF_ASSETS_URL', EE_CORE_CAF_ADMIN_EXTEND_URL . 'events/assets/');
-        }
-    }
-
-
-    /**
-     * Sets routes.
-     */
-    protected function _extend_page_config()
-    {
-        $this->_admin_base_path = EE_CORE_CAF_ADMIN_EXTEND . 'events';
-        //is there a evt_id in the request?
-        $evt_id = ! empty($this->_req_data['EVT_ID']) && ! is_array($this->_req_data['EVT_ID'])
-            ? $this->_req_data['EVT_ID']
-            : 0;
-        $evt_id = ! empty($this->_req_data['post']) ? $this->_req_data['post'] : $evt_id;
-        //tkt_id?
-        $tkt_id             = ! empty($this->_req_data['TKT_ID']) && ! is_array($this->_req_data['TKT_ID'])
-            ? $this->_req_data['TKT_ID']
-            : 0;
-        $new_page_routes    = array(
-            'duplicate_event'          => array(
-                'func'       => '_duplicate_event',
-                'capability' => 'ee_edit_event',
-                'obj_id'     => $evt_id,
-                'noheader'   => true,
-            ),
-            'ticket_list_table'        => array(
-                'func'       => '_tickets_overview_list_table',
-                'capability' => 'ee_read_default_tickets',
-            ),
-            'trash_ticket'             => array(
-                'func'       => '_trash_or_restore_ticket',
-                'capability' => 'ee_delete_default_ticket',
-                'obj_id'     => $tkt_id,
-                'noheader'   => true,
-                'args'       => array('trash' => true),
-            ),
-            'trash_tickets'            => array(
-                'func'       => '_trash_or_restore_ticket',
-                'capability' => 'ee_delete_default_tickets',
-                'noheader'   => true,
-                'args'       => array('trash' => true),
-            ),
-            'restore_ticket'           => array(
-                'func'       => '_trash_or_restore_ticket',
-                'capability' => 'ee_delete_default_ticket',
-                'obj_id'     => $tkt_id,
-                'noheader'   => true,
-            ),
-            'restore_tickets'          => array(
-                'func'       => '_trash_or_restore_ticket',
-                'capability' => 'ee_delete_default_tickets',
-                'noheader'   => true,
-            ),
-            'delete_ticket'            => array(
-                'func'       => '_delete_ticket',
-                'capability' => 'ee_delete_default_ticket',
-                'obj_id'     => $tkt_id,
-                'noheader'   => true,
-            ),
-            'delete_tickets'           => array(
-                'func'       => '_delete_ticket',
-                'capability' => 'ee_delete_default_tickets',
-                'noheader'   => true,
-            ),
-            'import_page'              => array(
-                'func'       => '_import_page',
-                'capability' => 'import',
-            ),
-            'import'                   => array(
-                'func'       => '_import_events',
-                'capability' => 'import',
-                'noheader'   => true,
-            ),
-            'import_events'            => array(
-                'func'       => '_import_events',
-                'capability' => 'import',
-                'noheader'   => true,
-            ),
-            'export_events'            => array(
-                'func'       => '_events_export',
-                'capability' => 'export',
-                'noheader'   => true,
-            ),
-            'export_categories'        => array(
-                'func'       => '_categories_export',
-                'capability' => 'export',
-                'noheader'   => true,
-            ),
-            'sample_export_file'       => array(
-                'func'       => '_sample_export_file',
-                'capability' => 'export',
-                'noheader'   => true,
-            ),
-            'update_template_settings' => array(
-                'func'       => '_update_template_settings',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ),
-        );
-        $this->_page_routes = array_merge($this->_page_routes, $new_page_routes);
-        //partial route/config override
-        $this->_page_config['import_events']['metaboxes'] = $this->_default_espresso_metaboxes;
-        $this->_page_config['create_new']['metaboxes'][]  = '_premium_event_editor_meta_boxes';
-        $this->_page_config['create_new']['qtips'][]      = 'EE_Event_Editor_Tips';
-        $this->_page_config['edit']['qtips'][]            = 'EE_Event_Editor_Tips';
-        $this->_page_config['edit']['metaboxes'][]        = '_premium_event_editor_meta_boxes';
-        $this->_page_config['default']['list_table']      = 'Extend_Events_Admin_List_Table';
-        //add tickets tab but only if there are more than one default ticket!
-        $tkt_count = EEM_Ticket::instance()->count_deleted_and_undeleted(
-            array(array('TKT_is_default' => 1)),
-            'TKT_ID',
-            true
-        );
-        if ($tkt_count > 1) {
-            $new_page_config = array(
-                'ticket_list_table' => array(
-                    'nav'           => array(
-                        'label' => esc_html__('Default Tickets', 'event_espresso'),
-                        'order' => 60,
-                    ),
-                    'list_table'    => 'Tickets_List_Table',
-                    'require_nonce' => false,
-                ),
-            );
-        }
-        //template settings
-        $new_page_config['template_settings'] = array(
-            'nav'           => array(
-                'label' => esc_html__('Templates', 'event_espresso'),
-                'order' => 30,
-            ),
-            'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
-            'help_tabs'     => array(
-                'general_settings_templates_help_tab' => array(
-                    'title'    => esc_html__('Templates', 'event_espresso'),
-                    'filename' => 'general_settings_templates',
-                ),
-            ),
-            'help_tour'     => array('Templates_Help_Tour'),
-            'require_nonce' => false,
-        );
-        $this->_page_config                   = array_merge($this->_page_config, $new_page_config);
-        //add filters and actions
-        //modifying _views
-        add_filter(
-            'FHEE_event_datetime_metabox_add_additional_date_time_template',
-            array($this, 'add_additional_datetime_button'),
-            10,
-            2
-        );
-        add_filter(
-            'FHEE_event_datetime_metabox_clone_button_template',
-            array($this, 'add_datetime_clone_button'),
-            10,
-            2
-        );
-        add_filter(
-            'FHEE_event_datetime_metabox_timezones_template',
-            array($this, 'datetime_timezones_template'),
-            10,
-            2
-        );
-        //filters for event list table
-        add_filter('FHEE__Extend_Events_Admin_List_Table__filters', array($this, 'list_table_filters'), 10, 2);
-        add_filter(
-            'FHEE__Events_Admin_List_Table__column_actions__action_links',
-            array($this, 'extra_list_table_actions'),
-            10,
-            2
-        );
-        //legend item
-        add_filter('FHEE__Events_Admin_Page___event_legend_items__items', array($this, 'additional_legend_items'));
-        add_action('admin_init', array($this, 'admin_init'));
-        //heartbeat stuff
-        add_filter('heartbeat_received', array($this, 'heartbeat_response'), 10, 2);
-    }
-
-
-    /**
-     * admin_init
-     */
-    public function admin_init()
-    {
-        EE_Registry::$i18n_js_strings = array_merge(
-            EE_Registry::$i18n_js_strings,
-            array(
-                'image_confirm'          => esc_html__(
-                    'Do you really want to delete this image? Please remember to update your event to complete the removal.',
-                    'event_espresso'
-                ),
-                'event_starts_on'        => esc_html__('Event Starts on', 'event_espresso'),
-                'event_ends_on'          => esc_html__('Event Ends on', 'event_espresso'),
-                'event_datetime_actions' => esc_html__('Actions', 'event_espresso'),
-                'event_clone_dt_msg'     => esc_html__('Clone this Event Date and Time', 'event_espresso'),
-                'remove_event_dt_msg'    => esc_html__('Remove this Event Time', 'event_espresso'),
-            )
-        );
-    }
-
-
-    /**
-     * This will be used to listen for any heartbeat data packages coming via the WordPress heartbeat API and handle
-     * accordingly.
-     *
-     * @param array $response The existing heartbeat response array.
-     * @param array $data     The incoming data package.
-     * @return array  possibly appended response.
-     */
-    public function heartbeat_response($response, $data)
-    {
-        /**
-         * check whether count of tickets is approaching the potential
-         * limits for the server.
-         */
-        if (! empty($data['input_count'])) {
-            $response['max_input_vars_check'] = EE_Registry::instance()->CFG->environment->max_input_vars_limit_check(
-                $data['input_count']
-            );
-        }
-        return $response;
-    }
-
-
-    /**
-     * Add per page screen options to the default ticket list table view.
-     */
-    protected function _add_screen_options_ticket_list_table()
-    {
-        $this->_per_page_screen_option();
-    }
-
-
-    /**
-     * @param string $return
-     * @param int    $id
-     * @param string $new_title
-     * @param string $new_slug
-     * @return string
-     */
-    public function extra_permalink_field_buttons($return, $id, $new_title, $new_slug)
-    {
-        $return = parent::extra_permalink_field_buttons($return, $id, $new_title, $new_slug);
-        //make sure this is only when editing
-        if (! empty($id)) {
-            $href   = EE_Admin_Page::add_query_args_and_nonce(
-                array('action' => 'duplicate_event', 'EVT_ID' => $id),
-                $this->_admin_base_url
-            );
-            $title  = esc_attr__('Duplicate Event', 'event_espresso');
-            $return .= '<a href="'
-                       . $href
-                       . '" title="'
-                       . $title
-                       . '" id="ee-duplicate-event-button" class="button button-small"  value="duplicate_event">'
-                       . $title
-                       . '</a>';
-        }
-        return $return;
-    }
-
-
-    /**
-     * Set the list table views for the default ticket list table view.
-     */
-    public function _set_list_table_views_ticket_list_table()
-    {
-        $this->_views = array(
-            'all'     => array(
-                'slug'        => 'all',
-                'label'       => esc_html__('All', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => array(
-                    'trash_tickets' => esc_html__('Move to Trash', 'event_espresso'),
-                ),
-            ),
-            'trashed' => array(
-                'slug'        => 'trashed',
-                'label'       => esc_html__('Trash', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => array(
-                    'restore_tickets' => esc_html__('Restore from Trash', 'event_espresso'),
-                    'delete_tickets'  => esc_html__('Delete Permanently', 'event_espresso'),
-                ),
-            ),
-        );
-    }
-
-
-    /**
-     * Enqueue scripts and styles for the event editor.
-     */
-    public function load_scripts_styles_edit()
-    {
-        wp_register_script(
-            'ee-event-editor-heartbeat',
-            EVENTS_CAF_ASSETS_URL . 'event-editor-heartbeat.js',
-            array('ee_admin_js', 'heartbeat'),
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-        wp_enqueue_script('ee-accounting');
-        //styles
-        wp_enqueue_style('espresso-ui-theme');
-        wp_enqueue_script('event_editor_js');
-        wp_enqueue_script('ee-event-editor-heartbeat');
-    }
-
-
-    /**
-     * Returns template for the additional datetime.
-     * @param $template
-     * @param $template_args
-     * @return mixed
-     * @throws DomainException
-     */
-    public function add_additional_datetime_button($template, $template_args)
-    {
-        return EEH_Template::display_template(
-            EVENTS_CAF_TEMPLATE_PATH . 'event_datetime_add_additional_time.template.php',
-            $template_args,
-            true
-        );
-    }
-
-
-    /**
-     * Returns the template for cloning a datetime.
-     * @param $template
-     * @param $template_args
-     * @return mixed
-     * @throws DomainException
-     */
-    public function add_datetime_clone_button($template, $template_args)
-    {
-        return EEH_Template::display_template(
-            EVENTS_CAF_TEMPLATE_PATH . 'event_datetime_metabox_clone_button.template.php',
-            $template_args,
-            true
-        );
-    }
-
-
-    /**
-     * Returns the template for datetime timezones.
-     * @param $template
-     * @param $template_args
-     * @return mixed
-     * @throws DomainException
-     */
-    public function datetime_timezones_template($template, $template_args)
-    {
-        return EEH_Template::display_template(
-            EVENTS_CAF_TEMPLATE_PATH . 'event_datetime_timezones.template.php',
-            $template_args,
-            true
-        );
-    }
-
-
-    /**
-     * Sets the views for the default list table view.
-     */
-    protected function _set_list_table_views_default()
-    {
-        parent::_set_list_table_views_default();
-        $new_views    = array(
-            'today' => array(
-                'slug'        => 'today',
-                'label'       => esc_html__('Today', 'event_espresso'),
-                'count'       => $this->total_events_today(),
-                'bulk_action' => array(
-                    'trash_events' => esc_html__('Move to Trash', 'event_espresso'),
-                ),
-            ),
-            'month' => array(
-                'slug'        => 'month',
-                'label'       => esc_html__('This Month', 'event_espresso'),
-                'count'       => $this->total_events_this_month(),
-                'bulk_action' => array(
-                    'trash_events' => esc_html__('Move to Trash', 'event_espresso'),
-                ),
-            ),
-        );
-        $this->_views = array_merge($this->_views, $new_views);
-    }
-
-
-    /**
-     * Returns the extra action links for the default list table view.
-     * @param array     $action_links
-     * @param \EE_Event $event
-     * @return array
-     * @throws EE_Error
-     */
-    public function extra_list_table_actions(array $action_links, \EE_Event $event)
-    {
-        if (EE_Registry::instance()->CAP->current_user_can(
-            'ee_read_registrations',
-            'espresso_registrations_reports',
-            $event->ID()
-        )
-        ) {
-            $reports_query_args = array(
-                'action' => 'reports',
-                'EVT_ID' => $event->ID(),
-            );
-            $reports_link       = EE_Admin_Page::add_query_args_and_nonce($reports_query_args, REG_ADMIN_URL);
-            $action_links[]     = '<a href="'
-                                  . $reports_link
-                                  . '" title="'
-                                  . esc_attr__('View Report', 'event_espresso')
-                                  . '"><div class="dashicons dashicons-chart-bar"></div></a>'
-                                  . "\n\t";
-        }
-        if (EE_Registry::instance()->CAP->current_user_can('ee_read_global_messages', 'view_filtered_messages')) {
-            EE_Registry::instance()->load_helper('MSG_Template');
-            $action_links[] = EEH_MSG_Template::get_message_action_link(
-                'see_notifications_for',
-                null,
-                array('EVT_ID' => $event->ID())
-            );
-        }
-        return $action_links;
-    }
-
-
-    /**
-     * @param $items
-     * @return mixed
-     */
-    public function additional_legend_items($items)
-    {
-        if (EE_Registry::instance()->CAP->current_user_can(
-            'ee_read_registrations',
-            'espresso_registrations_reports'
-        )
-        ) {
-            $items['reports'] = array(
-                'class' => 'dashicons dashicons-chart-bar',
-                'desc'  => esc_html__('Event Reports', 'event_espresso'),
-            );
-        }
-        if (EE_Registry::instance()->CAP->current_user_can('ee_read_global_messages', 'view_filtered_messages')) {
-            $related_for_icon = EEH_MSG_Template::get_message_action_icon('see_notifications_for');
-            if (isset($related_for_icon['css_class']) && isset($related_for_icon['label'])) {
-                $items['view_related_messages'] = array(
-                    'class' => $related_for_icon['css_class'],
-                    'desc'  => $related_for_icon['label'],
-                );
-            }
-        }
-        return $items;
-    }
-
-
-    /**
-     * This is the callback method for the duplicate event route
-     * Method looks for 'EVT_ID' in the request and retrieves that event and its details and duplicates them
-     * into a new event.  We add a hook so that any plugins that add extra event details can hook into this
-     * action.  Note that the dupe will have **DUPLICATE** as its title and slug.
-     * After duplication the redirect is to the new event edit page.
-     *
-     * @return void
-     * @access protected
-     * @throws EE_Error If EE_Event is not available with given ID
-     */
-    protected function _duplicate_event()
-    {
-        // first make sure the ID for the event is in the request.
-        //  If it isn't then we need to bail and redirect back to overview list table (cause how did we get here?)
-        if (! isset($this->_req_data['EVT_ID'])) {
-            EE_Error::add_error(
-                esc_html__(
-                    'In order to duplicate an event an Event ID is required.  None was given.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            $this->_redirect_after_action(false, '', '', array(), true);
-            return;
-        }
-        //k we've got EVT_ID so let's use that to get the event we'll duplicate
-        $orig_event = EEM_Event::instance()->get_one_by_ID($this->_req_data['EVT_ID']);
-        if (! $orig_event instanceof EE_Event) {
-            throw new EE_Error(
-                sprintf(
-                    esc_html__('An EE_Event object could not be retrieved for the given ID (%s)', 'event_espresso'),
-                    $this->_req_data['EVT_ID']
-                )
-            );
-        }
-        //k now let's clone the $orig_event before getting relations
-        $new_event = clone $orig_event;
-        //original datetimes
-        $orig_datetimes = $orig_event->get_many_related('Datetime');
-        //other original relations
-        $orig_ven = $orig_event->get_many_related('Venue');
-        //reset the ID and modify other details to make it clear this is a dupe
-        $new_event->set('EVT_ID', 0);
-        $new_name = $new_event->name() . ' ' . esc_html__('**DUPLICATE**', 'event_espresso');
-        $new_event->set('EVT_name', $new_name);
-        $new_event->set(
-            'EVT_slug',
-            wp_unique_post_slug(
-                sanitize_title($orig_event->name()),
-                0,
-                'publish',
-                'espresso_events',
-                0
-            )
-        );
-        $new_event->set('status', 'draft');
-        //duplicate discussion settings
-        $new_event->set('comment_status', $orig_event->get('comment_status'));
-        $new_event->set('ping_status', $orig_event->get('ping_status'));
-        //save the new event
-        $new_event->save();
-        //venues
-        foreach ($orig_ven as $ven) {
-            $new_event->_add_relation_to($ven, 'Venue');
-        }
-        $new_event->save();
-        //now we need to get the question group relations and handle that
-        //first primary question groups
-        $orig_primary_qgs = $orig_event->get_many_related(
-            'Question_Group',
-            array(array('Event_Question_Group.EQG_primary' => 1))
-        );
-        if (! empty($orig_primary_qgs)) {
-            foreach ($orig_primary_qgs as $id => $obj) {
-                if ($obj instanceof EE_Question_Group) {
-                    $new_event->_add_relation_to($obj, 'Question_Group', array('EQG_primary' => 1));
-                }
-            }
-        }
-        //next additional attendee question groups
-        $orig_additional_qgs = $orig_event->get_many_related(
-            'Question_Group',
-            array(array('Event_Question_Group.EQG_primary' => 0))
-        );
-        if (! empty($orig_additional_qgs)) {
-            foreach ($orig_additional_qgs as $id => $obj) {
-                if ($obj instanceof EE_Question_Group) {
-                    $new_event->_add_relation_to($obj, 'Question_Group', array('EQG_primary' => 0));
-                }
-            }
-        }
-
-        $new_event->save();
-
-        //k now that we have the new event saved we can loop through the datetimes and start adding relations.
-        $cloned_tickets = array();
-        foreach ($orig_datetimes as $orig_dtt) {
-            if (! $orig_dtt instanceof EE_Datetime) {
-                continue;
-            }
-            $new_dtt   = clone $orig_dtt;
-            $orig_tkts = $orig_dtt->tickets();
-            //save new dtt then add to event
-            $new_dtt->set('DTT_ID', 0);
-            $new_dtt->set('DTT_sold', 0);
-            $new_dtt->set_reserved(0);
-            $new_dtt->save();
-            $new_event->_add_relation_to($new_dtt, 'Datetime');
-            $new_event->save();
-            //now let's get the ticket relations setup.
-            foreach ((array)$orig_tkts as $orig_tkt) {
-                //it's possible a datetime will have no tickets so let's verify we HAVE a ticket first.
-                if (! $orig_tkt instanceof EE_Ticket) {
-                    continue;
-                }
-                //is this ticket archived?  If it is then let's skip
-                if ($orig_tkt->get('TKT_deleted')) {
-                    continue;
-                }
-                // does this original ticket already exist in the clone_tickets cache?
-                //  If so we'll just use the new ticket from it.
-                if (isset($cloned_tickets[$orig_tkt->ID()])) {
-                    $new_tkt = $cloned_tickets[$orig_tkt->ID()];
-                } else {
-                    $new_tkt = clone $orig_tkt;
-                    //get relations on the $orig_tkt that we need to setup.
-                    $orig_prices = $orig_tkt->prices();
-                    $new_tkt->set('TKT_ID', 0);
-                    $new_tkt->set('TKT_sold', 0);
-                    $new_tkt->set('TKT_reserved', 0);
-                    $new_tkt->save(); //make sure new ticket has ID.
-                    //price relations on new ticket need to be setup.
-                    foreach ($orig_prices as $orig_price) {
-                        $new_price = clone $orig_price;
-                        $new_price->set('PRC_ID', 0);
-                        $new_price->save();
-                        $new_tkt->_add_relation_to($new_price, 'Price');
-                        $new_tkt->save();
-                    }
-
-                    do_action(
-                        'AHEE__Extend_Events_Admin_Page___duplicate_event__duplicate_ticket__after',
-                        $orig_tkt,
-                        $new_tkt,
-                        $orig_prices,
-                        $orig_event,
-                        $orig_dtt,
-                        $new_dtt
-                    );
-                }
-                // k now we can add the new ticket as a relation to the new datetime
-                // and make sure its added to our cached $cloned_tickets array
-                // for use with later datetimes that have the same ticket.
-                $new_dtt->_add_relation_to($new_tkt, 'Ticket');
-                $new_dtt->save();
-                $cloned_tickets[$orig_tkt->ID()] = $new_tkt;
-            }
-        }
-        //clone taxonomy information
-        $taxonomies_to_clone_with = apply_filters(
-            'FHEE__Extend_Events_Admin_Page___duplicate_event__taxonomies_to_clone',
-            array('espresso_event_categories', 'espresso_event_type', 'post_tag')
-        );
-        //get terms for original event (notice)
-        $orig_terms = wp_get_object_terms($orig_event->ID(), $taxonomies_to_clone_with);
-        //loop through terms and add them to new event.
-        foreach ($orig_terms as $term) {
-            wp_set_object_terms($new_event->ID(), $term->term_id, $term->taxonomy, true);
-        }
-
-        //duplicate other core WP_Post items for this event.
-        //post thumbnail (feature image).
-        $feature_image_id = get_post_thumbnail_id($orig_event->ID());
-        if ($feature_image_id) {
-            update_post_meta($new_event->ID(), '_thumbnail_id', $feature_image_id);
-        }
-
-        //duplicate page_template setting
-        $page_template = get_post_meta($orig_event->ID(), '_wp_page_template', true);
-        if ($page_template) {
-            update_post_meta($new_event->ID(), '_wp_page_template', $page_template);
-        }
-
-        do_action('AHEE__Extend_Events_Admin_Page___duplicate_event__after', $new_event, $orig_event);
-        //now let's redirect to the edit page for this duplicated event if we have a new event id.
-        if ($new_event->ID()) {
-            $redirect_args = array(
-                'post'   => $new_event->ID(),
-                'action' => 'edit',
-            );
-            EE_Error::add_success(
-                esc_html__(
-                    'Event successfully duplicated.  Please review the details below and make any necessary edits',
-                    'event_espresso'
-                )
-            );
-        } else {
-            $redirect_args = array(
-                'action' => 'default',
-            );
-            EE_Error::add_error(
-                esc_html__('Not able to duplicate event.  Something went wrong.', 'event_espresso'),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-        $this->_redirect_after_action(false, '', '', $redirect_args, true);
-    }
-
-
-    /**
-     * Generates output for the import page.
-     * @throws DomainException
-     */
-    protected function _import_page()
-    {
-        $title                                      = esc_html__('Import', 'event_espresso');
-        $intro                                      = esc_html__(
-            'If you have a previously exported Event Espresso 4 information in a Comma Separated Value (CSV) file format, you can upload the file here: ',
-            'event_espresso'
-        );
-        $form_url                                   = EVENTS_ADMIN_URL;
-        $action                                     = 'import_events';
-        $type                                       = 'csv';
-        $this->_template_args['form']               = EE_Import::instance()->upload_form(
-            $title, $intro, $form_url, $action, $type
-        );
-        $this->_template_args['sample_file_link']   = EE_Admin_Page::add_query_args_and_nonce(
-            array('action' => 'sample_export_file'),
-            $this->_admin_base_url
-        );
-        $content                                    = EEH_Template::display_template(
-            EVENTS_CAF_TEMPLATE_PATH . 'import_page.template.php',
-            $this->_template_args,
-            true
-        );
-        $this->_template_args['admin_page_content'] = $content;
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * _import_events
-     * This handles displaying the screen and running imports for importing events.
-     *
-     * @return void
-     */
-    protected function _import_events()
-    {
-        require_once(EE_CLASSES . 'EE_Import.class.php');
-        $success = EE_Import::instance()->import();
-        $this->_redirect_after_action($success, 'Import File', 'ran', array('action' => 'import_page'), true);
-    }
-
-
-    /**
-     * _events_export
-     * Will export all (or just the given event) to a Excel compatible file.
-     *
-     * @access protected
-     * @return void
-     */
-    protected function _events_export()
-    {
-        if (isset($this->_req_data['EVT_ID'])) {
-            $event_ids = $this->_req_data['EVT_ID'];
-        } elseif (isset($this->_req_data['EVT_IDs'])) {
-            $event_ids = $this->_req_data['EVT_IDs'];
-        } else {
-            $event_ids = null;
-        }
-        //todo: I don't like doing this but it'll do until we modify EE_Export Class.
-        $new_request_args = array(
-            'export' => 'report',
-            'action' => 'all_event_data',
-            'EVT_ID' => $event_ids,
-        );
-        $this->_req_data  = array_merge($this->_req_data, $new_request_args);
-        if (is_readable(EE_CLASSES . 'EE_Export.class.php')) {
-            require_once(EE_CLASSES . 'EE_Export.class.php');
-            $EE_Export = EE_Export::instance($this->_req_data);
-            $EE_Export->export();
-        }
-    }
-
-
-    /**
-     * handle category exports()
-     *
-     * @return void
-     */
-    protected function _categories_export()
-    {
-        //todo: I don't like doing this but it'll do until we modify EE_Export Class.
-        $new_request_args = array(
-            'export'       => 'report',
-            'action'       => 'categories',
-            'category_ids' => $this->_req_data['EVT_CAT_ID'],
-        );
-        $this->_req_data  = array_merge($this->_req_data, $new_request_args);
-        if (is_readable(EE_CLASSES . 'EE_Export.class.php')) {
-            require_once(EE_CLASSES . 'EE_Export.class.php');
-            $EE_Export = EE_Export::instance($this->_req_data);
-            $EE_Export->export();
-        }
-    }
-
-
-    /**
-     * Creates a sample CSV file for importing
-     */
-    protected function _sample_export_file()
-    {
-        //		require_once(EE_CLASSES . 'EE_Export.class.php');
-        EE_Export::instance()->export_sample();
-    }
-
-
-    /*************        Template Settings        *************/
-    /**
-     * Generates template settings page output
-     * @throws DomainException
-     * @throws EE_Error
-     */
-    protected function _template_settings()
-    {
-        $this->_template_args['values'] = $this->_yes_no_values;
-        /**
-         * Note leaving this filter in for backward compatibility this was moved in 4.6.x
-         * from General_Settings_Admin_Page to here.
-         */
-        $this->_template_args = apply_filters(
-            'FHEE__General_Settings_Admin_Page__template_settings__template_args',
-            $this->_template_args
-        );
-        $this->_set_add_edit_form_tags('update_template_settings');
-        $this->_set_publish_post_box_vars(null, false, false, null, false);
-        $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-            EVENTS_CAF_TEMPLATE_PATH . 'template_settings.template.php',
-            $this->_template_args,
-            true
-        );
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * Handler for updating template settings.
-     */
-    protected function _update_template_settings()
-    {
-        /**
-         * Note leaving this filter in for backward compatibility this was moved in 4.6.x
-         * from General_Settings_Admin_Page to here.
-         */
-        EE_Registry::instance()->CFG->template_settings = apply_filters(
-            'FHEE__General_Settings_Admin_Page__update_template_settings__data',
-            EE_Registry::instance()->CFG->template_settings,
-            $this->_req_data
-        );
-        //update custom post type slugs and detect if we need to flush rewrite rules
-        $old_slug                                          = EE_Registry::instance()->CFG->core->event_cpt_slug;
-        EE_Registry::instance()->CFG->core->event_cpt_slug = empty($this->_req_data['event_cpt_slug'])
-            ? EE_Registry::instance()->CFG->core->event_cpt_slug
-            : sanitize_title_with_dashes($this->_req_data['event_cpt_slug']);
-        $what                                              = 'Template Settings';
-        $success                                           = $this->_update_espresso_configuration(
-            $what,
-            EE_Registry::instance()->CFG->template_settings,
-            __FILE__,
-            __FUNCTION__,
-            __LINE__
-        );
-        if (EE_Registry::instance()->CFG->core->event_cpt_slug != $old_slug) {
-            update_option('ee_flush_rewrite_rules', true);
-        }
-        $this->_redirect_after_action($success, $what, 'updated', array('action' => 'template_settings'));
-    }
-
-
-    /**
-     * _premium_event_editor_meta_boxes
-     * add all metaboxes related to the event_editor
-     *
-     * @access protected
-     * @return void
-     * @throws EE_Error
-     */
-    protected function _premium_event_editor_meta_boxes()
-    {
-        $this->verify_cpt_object();
-        add_meta_box(
-            'espresso_event_editor_event_options',
-            esc_html__('Event Registration Options', 'event_espresso'),
-            array($this, 'registration_options_meta_box'),
-            $this->page_slug,
-            'side',
-            'core'
-        );
-    }
-
-
-    /**
-     * override caf metabox
-     *
-     * @return void
-     * @throws DomainException
-     */
-    public function registration_options_meta_box()
-    {
-        $yes_no_values                                    = array(
-            array('id' => true, 'text' => esc_html__('Yes', 'event_espresso')),
-            array('id' => false, 'text' => esc_html__('No', 'event_espresso')),
-        );
-        $default_reg_status_values                        = EEM_Registration::reg_status_array(
-            array(
-                EEM_Registration::status_id_cancelled,
-                EEM_Registration::status_id_declined,
-                EEM_Registration::status_id_incomplete,
-                EEM_Registration::status_id_wait_list,
-            ),
-            true
-        );
-        $template_args['active_status']                   = $this->_cpt_model_obj->pretty_active_status(false);
-        $template_args['_event']                          = $this->_cpt_model_obj;
-        $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()
-        );
-        $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(),
-            '',
-            '',
-            false
-        );
-        $template_args['EVT_default_registration_status'] = EEH_Form_Fields::select_input(
-            'EVT_default_registration_status',
-            $default_reg_status_values,
-            $this->_cpt_model_obj->default_registration_status()
-        );
-        $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_CAF_TEMPLATE_PATH . 'event_registration_options.template.php',
-            $template_args
-        );
-    }
-
-
-
-    /**
-     * wp_list_table_mods for caf
-     * ============================
-     */
-    /**
-     * hook into list table filters and provide filters for caffeinated list table
-     *
-     * @param  array $old_filters    any existing filters present
-     * @param  array $list_table_obj the list table object
-     * @return array                  new filters
-     */
-    public function list_table_filters($old_filters, $list_table_obj)
-    {
-        $filters = array();
-        //first month/year filters
-        $filters[] = $this->espresso_event_months_dropdown();
-        $status    = isset($this->_req_data['status']) ? $this->_req_data['status'] : null;
-        //active status dropdown
-        if ($status !== 'draft') {
-            $filters[] = $this->active_status_dropdown(
-                isset($this->_req_data['active_status']) ? $this->_req_data['active_status'] : ''
-            );
-        }
-        //category filter
-        $filters[] = $this->category_dropdown();
-        return array_merge($old_filters, $filters);
-    }
-
-
-    /**
-     * espresso_event_months_dropdown
-     *
-     * @access public
-     * @return string                dropdown listing month/year selections for events.
-     */
-    public function espresso_event_months_dropdown()
-    {
-        // what we need to do is get all PRIMARY datetimes for all events to filter on.
-        // Note we need to include any other filters that are set!
-        $status = isset($this->_req_data['status']) ? $this->_req_data['status'] : null;
-        //categories?
-        $category = isset($this->_req_data['EVT_CAT']) && $this->_req_data['EVT_CAT'] > 0
-            ? $this->_req_data['EVT_CAT']
-            : null;
-        //active status?
-        $active_status = isset($this->_req_data['active_status']) ? $this->_req_data['active_status'] : null;
-        $cur_date      = isset($this->_req_data['month_range']) ? $this->_req_data['month_range'] : '';
-        return EEH_Form_Fields::generate_event_months_dropdown($cur_date, $status, $category, $active_status);
-    }
-
-
-    /**
-     * returns a list of "active" statuses on the event
-     *
-     * @param  string $current_value whatever the current active status is
-     * @return string
-     */
-    public function active_status_dropdown($current_value = '')
-    {
-        $select_name = 'active_status';
-        $values      = array(
-            'none'     => esc_html__('Show Active/Inactive', 'event_espresso'),
-            'active'   => esc_html__('Active', 'event_espresso'),
-            'upcoming' => esc_html__('Upcoming', 'event_espresso'),
-            'expired'  => esc_html__('Expired', 'event_espresso'),
-            'inactive' => esc_html__('Inactive', 'event_espresso'),
-        );
-        $id          = 'id="espresso-active-status-dropdown-filter"';
-        $class       = 'wide';
-        return EEH_Form_Fields::select_input($select_name, $values, $current_value, $id, $class);
-    }
-
-
-    /**
-     * output a dropdown of the categories for the category filter on the event admin list table
-     *
-     * @access  public
-     * @return string html
-     */
-    public function category_dropdown()
-    {
-        $cur_cat = isset($this->_req_data['EVT_CAT']) ? $this->_req_data['EVT_CAT'] : -1;
-        return EEH_Form_Fields::generate_event_category_dropdown($cur_cat);
-    }
-
-
-    /**
-     * get total number of events today
-     *
-     * @access public
-     * @return int
-     * @throws EE_Error
-     */
-    public function total_events_today()
-    {
-        $start = EEM_Datetime::instance()->convert_datetime_for_query(
-            'DTT_EVT_start',
-            date('Y-m-d') . ' 00:00:00',
-            'Y-m-d H:i:s',
-            'UTC'
-        );
-        $end   = EEM_Datetime::instance()->convert_datetime_for_query(
-            'DTT_EVT_start',
-            date('Y-m-d') . ' 23:59:59',
-            'Y-m-d H:i:s',
-            'UTC'
-        );
-        $where = array(
-            'Datetime.DTT_EVT_start' => array('BETWEEN', array($start, $end)),
-        );
-        $count = EEM_Event::instance()->count(array($where, 'caps' => 'read_admin'), 'EVT_ID', true);
-        return $count;
-    }
-
-
-    /**
-     * get total number of events this month
-     *
-     * @access public
-     * @return int
-     * @throws EE_Error
-     */
-    public function total_events_this_month()
-    {
-        //Dates
-        $this_year_r     = date('Y');
-        $this_month_r    = date('m');
-        $days_this_month = date('t');
-        $start           = EEM_Datetime::instance()->convert_datetime_for_query(
-            'DTT_EVT_start',
-            $this_year_r . '-' . $this_month_r . '-01 00:00:00',
-            'Y-m-d H:i:s',
-            'UTC'
-        );
-        $end             = EEM_Datetime::instance()->convert_datetime_for_query(
-            'DTT_EVT_start',
-            $this_year_r . '-' . $this_month_r . '-' . $days_this_month . ' 23:59:59',
-            'Y-m-d H:i:s',
-            'UTC'
-        );
-        $where           = array(
-            'Datetime.DTT_EVT_start' => array('BETWEEN', array($start, $end)),
-        );
-        $count           = EEM_Event::instance()->count(array($where, 'caps' => 'read_admin'), 'EVT_ID', true);
-        return $count;
-    }
-
-
-    /** DEFAULT TICKETS STUFF **/
-
-    /**
-     * Output default tickets list table view.
-     */
-    public function _tickets_overview_list_table()
-    {
-        $this->_search_btn_label = esc_html__('Tickets', 'event_espresso');
-        $this->display_admin_list_table_page_with_no_sidebar();
-    }
-
-
-    /**
-     * @param int  $per_page
-     * @param bool $count
-     * @param bool $trashed
-     * @return \EE_Soft_Delete_Base_Class[]|int
-     */
-    public function get_default_tickets($per_page = 10, $count = false, $trashed = false)
-    {
-        $orderby = empty($this->_req_data['orderby']) ? 'TKT_name' : $this->_req_data['orderby'];
-        $order   = empty($this->_req_data['order']) ? 'ASC' : $this->_req_data['order'];
-        switch ($orderby) {
-            case 'TKT_name':
-                $orderby = array('TKT_name' => $order);
-                break;
-            case 'TKT_price':
-                $orderby = array('TKT_price' => $order);
-                break;
-            case 'TKT_uses':
-                $orderby = array('TKT_uses' => $order);
-                break;
-            case 'TKT_min':
-                $orderby = array('TKT_min' => $order);
-                break;
-            case 'TKT_max':
-                $orderby = array('TKT_max' => $order);
-                break;
-            case 'TKT_qty':
-                $orderby = array('TKT_qty' => $order);
-                break;
-        }
-        $current_page = isset($this->_req_data['paged']) && ! empty($this->_req_data['paged'])
-            ? $this->_req_data['paged']
-            : 1;
-        $per_page     = isset($this->_req_data['perpage']) && ! empty($this->_req_data['perpage'])
-            ? $this->_req_data['perpage']
-            : $per_page;
-        $_where       = array(
-            'TKT_is_default' => 1,
-            'TKT_deleted'    => $trashed,
-        );
-        $offset       = ($current_page - 1) * $per_page;
-        $limit        = array($offset, $per_page);
-        if (isset($this->_req_data['s'])) {
-            $sstr         = '%' . $this->_req_data['s'] . '%';
-            $_where['OR'] = array(
-                'TKT_name'        => array('LIKE', $sstr),
-                'TKT_description' => array('LIKE', $sstr),
-            );
-        }
-        $query_params = array(
-            $_where,
-            'order_by' => $orderby,
-            'limit'    => $limit,
-            'group_by' => 'TKT_ID',
-        );
-        if ($count) {
-            return EEM_Ticket::instance()->count_deleted_and_undeleted(array($_where));
-        } else {
-            return EEM_Ticket::instance()->get_all_deleted_and_undeleted($query_params);
-        }
-    }
-
-
-    /**
-     * @param bool $trash
-     * @throws EE_Error
-     */
-    protected function _trash_or_restore_ticket($trash = false)
-    {
-        $success = 1;
-        $TKT     = EEM_Ticket::instance();
-        //checkboxes?
-        if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
-            //if array has more than one element then success message should be plural
-            $success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
-            //cycle thru the boxes
-            while (list($TKT_ID, $value) = each($this->_req_data['checkbox'])) {
-                if ($trash) {
-                    if (! $TKT->delete_by_ID($TKT_ID)) {
-                        $success = 0;
-                    }
-                } else {
-                    if (! $TKT->restore_by_ID($TKT_ID)) {
-                        $success = 0;
-                    }
-                }
-            }
-        } else {
-            //grab single id and trash
-            $TKT_ID = absint($this->_req_data['TKT_ID']);
-            if ($trash) {
-                if (! $TKT->delete_by_ID($TKT_ID)) {
-                    $success = 0;
-                }
-            } else {
-                if (! $TKT->restore_by_ID($TKT_ID)) {
-                    $success = 0;
-                }
-            }
-        }
-        $action_desc = $trash ? 'moved to the trash' : 'restored';
-        $query_args  = array(
-            'action' => 'ticket_list_table',
-            'status' => $trash ? '' : 'trashed',
-        );
-        $this->_redirect_after_action($success, 'Tickets', $action_desc, $query_args);
-    }
-
-
-    /**
-     * Handles trashing default ticket.
-     */
-    protected function _delete_ticket()
-    {
-        $success = 1;
-        //checkboxes?
-        if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
-            //if array has more than one element then success message should be plural
-            $success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
-            //cycle thru the boxes
-            while (list($TKT_ID, $value) = each($this->_req_data['checkbox'])) {
-                //delete
-                if (! $this->_delete_the_ticket($TKT_ID)) {
-                    $success = 0;
-                }
-            }
-        } else {
-            //grab single id and trash
-            $TKT_ID = absint($this->_req_data['TKT_ID']);
-            if (! $this->_delete_the_ticket($TKT_ID)) {
-                $success = 0;
-            }
-        }
-        $action_desc = 'deleted';
-        $query_args  = array(
-            'action' => 'ticket_list_table',
-            'status' => 'trashed',
-        );
-        //fail safe.  If the default ticket count === 1 then we need to redirect to event overview.
-        if (EEM_Ticket::instance()->count_deleted_and_undeleted(
-            array(array('TKT_is_default' => 1)),
-            'TKT_ID',
-            true
-        )
-        ) {
-            $query_args = array();
-        }
-        $this->_redirect_after_action($success, 'Tickets', $action_desc, $query_args);
-    }
-
-
-    /**
-     * @param int $TKT_ID
-     * @return bool|int
-     * @throws EE_Error
-     */
-    protected function _delete_the_ticket($TKT_ID)
-    {
-        $tkt = EEM_Ticket::instance()->get_one_by_ID($TKT_ID);
-        $tkt->_remove_relations('Datetime');
-        //delete all related prices first
-        $tkt->delete_related_permanently('Price');
-        return $tkt->delete_permanently();
-    }
+	/**
+	 * Extend_Events_Admin_Page constructor.
+	 *
+	 * @param bool $routing
+	 */
+	public function __construct($routing = true)
+	{
+		parent::__construct($routing);
+		if (! defined('EVENTS_CAF_TEMPLATE_PATH')) {
+			define('EVENTS_CAF_TEMPLATE_PATH', EE_CORE_CAF_ADMIN_EXTEND . 'events/templates/');
+			define('EVENTS_CAF_ASSETS', EE_CORE_CAF_ADMIN_EXTEND . 'events/assets/');
+			define('EVENTS_CAF_ASSETS_URL', EE_CORE_CAF_ADMIN_EXTEND_URL . 'events/assets/');
+		}
+	}
+
+
+	/**
+	 * Sets routes.
+	 */
+	protected function _extend_page_config()
+	{
+		$this->_admin_base_path = EE_CORE_CAF_ADMIN_EXTEND . 'events';
+		//is there a evt_id in the request?
+		$evt_id = ! empty($this->_req_data['EVT_ID']) && ! is_array($this->_req_data['EVT_ID'])
+			? $this->_req_data['EVT_ID']
+			: 0;
+		$evt_id = ! empty($this->_req_data['post']) ? $this->_req_data['post'] : $evt_id;
+		//tkt_id?
+		$tkt_id             = ! empty($this->_req_data['TKT_ID']) && ! is_array($this->_req_data['TKT_ID'])
+			? $this->_req_data['TKT_ID']
+			: 0;
+		$new_page_routes    = array(
+			'duplicate_event'          => array(
+				'func'       => '_duplicate_event',
+				'capability' => 'ee_edit_event',
+				'obj_id'     => $evt_id,
+				'noheader'   => true,
+			),
+			'ticket_list_table'        => array(
+				'func'       => '_tickets_overview_list_table',
+				'capability' => 'ee_read_default_tickets',
+			),
+			'trash_ticket'             => array(
+				'func'       => '_trash_or_restore_ticket',
+				'capability' => 'ee_delete_default_ticket',
+				'obj_id'     => $tkt_id,
+				'noheader'   => true,
+				'args'       => array('trash' => true),
+			),
+			'trash_tickets'            => array(
+				'func'       => '_trash_or_restore_ticket',
+				'capability' => 'ee_delete_default_tickets',
+				'noheader'   => true,
+				'args'       => array('trash' => true),
+			),
+			'restore_ticket'           => array(
+				'func'       => '_trash_or_restore_ticket',
+				'capability' => 'ee_delete_default_ticket',
+				'obj_id'     => $tkt_id,
+				'noheader'   => true,
+			),
+			'restore_tickets'          => array(
+				'func'       => '_trash_or_restore_ticket',
+				'capability' => 'ee_delete_default_tickets',
+				'noheader'   => true,
+			),
+			'delete_ticket'            => array(
+				'func'       => '_delete_ticket',
+				'capability' => 'ee_delete_default_ticket',
+				'obj_id'     => $tkt_id,
+				'noheader'   => true,
+			),
+			'delete_tickets'           => array(
+				'func'       => '_delete_ticket',
+				'capability' => 'ee_delete_default_tickets',
+				'noheader'   => true,
+			),
+			'import_page'              => array(
+				'func'       => '_import_page',
+				'capability' => 'import',
+			),
+			'import'                   => array(
+				'func'       => '_import_events',
+				'capability' => 'import',
+				'noheader'   => true,
+			),
+			'import_events'            => array(
+				'func'       => '_import_events',
+				'capability' => 'import',
+				'noheader'   => true,
+			),
+			'export_events'            => array(
+				'func'       => '_events_export',
+				'capability' => 'export',
+				'noheader'   => true,
+			),
+			'export_categories'        => array(
+				'func'       => '_categories_export',
+				'capability' => 'export',
+				'noheader'   => true,
+			),
+			'sample_export_file'       => array(
+				'func'       => '_sample_export_file',
+				'capability' => 'export',
+				'noheader'   => true,
+			),
+			'update_template_settings' => array(
+				'func'       => '_update_template_settings',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			),
+		);
+		$this->_page_routes = array_merge($this->_page_routes, $new_page_routes);
+		//partial route/config override
+		$this->_page_config['import_events']['metaboxes'] = $this->_default_espresso_metaboxes;
+		$this->_page_config['create_new']['metaboxes'][]  = '_premium_event_editor_meta_boxes';
+		$this->_page_config['create_new']['qtips'][]      = 'EE_Event_Editor_Tips';
+		$this->_page_config['edit']['qtips'][]            = 'EE_Event_Editor_Tips';
+		$this->_page_config['edit']['metaboxes'][]        = '_premium_event_editor_meta_boxes';
+		$this->_page_config['default']['list_table']      = 'Extend_Events_Admin_List_Table';
+		//add tickets tab but only if there are more than one default ticket!
+		$tkt_count = EEM_Ticket::instance()->count_deleted_and_undeleted(
+			array(array('TKT_is_default' => 1)),
+			'TKT_ID',
+			true
+		);
+		if ($tkt_count > 1) {
+			$new_page_config = array(
+				'ticket_list_table' => array(
+					'nav'           => array(
+						'label' => esc_html__('Default Tickets', 'event_espresso'),
+						'order' => 60,
+					),
+					'list_table'    => 'Tickets_List_Table',
+					'require_nonce' => false,
+				),
+			);
+		}
+		//template settings
+		$new_page_config['template_settings'] = array(
+			'nav'           => array(
+				'label' => esc_html__('Templates', 'event_espresso'),
+				'order' => 30,
+			),
+			'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
+			'help_tabs'     => array(
+				'general_settings_templates_help_tab' => array(
+					'title'    => esc_html__('Templates', 'event_espresso'),
+					'filename' => 'general_settings_templates',
+				),
+			),
+			'help_tour'     => array('Templates_Help_Tour'),
+			'require_nonce' => false,
+		);
+		$this->_page_config                   = array_merge($this->_page_config, $new_page_config);
+		//add filters and actions
+		//modifying _views
+		add_filter(
+			'FHEE_event_datetime_metabox_add_additional_date_time_template',
+			array($this, 'add_additional_datetime_button'),
+			10,
+			2
+		);
+		add_filter(
+			'FHEE_event_datetime_metabox_clone_button_template',
+			array($this, 'add_datetime_clone_button'),
+			10,
+			2
+		);
+		add_filter(
+			'FHEE_event_datetime_metabox_timezones_template',
+			array($this, 'datetime_timezones_template'),
+			10,
+			2
+		);
+		//filters for event list table
+		add_filter('FHEE__Extend_Events_Admin_List_Table__filters', array($this, 'list_table_filters'), 10, 2);
+		add_filter(
+			'FHEE__Events_Admin_List_Table__column_actions__action_links',
+			array($this, 'extra_list_table_actions'),
+			10,
+			2
+		);
+		//legend item
+		add_filter('FHEE__Events_Admin_Page___event_legend_items__items', array($this, 'additional_legend_items'));
+		add_action('admin_init', array($this, 'admin_init'));
+		//heartbeat stuff
+		add_filter('heartbeat_received', array($this, 'heartbeat_response'), 10, 2);
+	}
+
+
+	/**
+	 * admin_init
+	 */
+	public function admin_init()
+	{
+		EE_Registry::$i18n_js_strings = array_merge(
+			EE_Registry::$i18n_js_strings,
+			array(
+				'image_confirm'          => esc_html__(
+					'Do you really want to delete this image? Please remember to update your event to complete the removal.',
+					'event_espresso'
+				),
+				'event_starts_on'        => esc_html__('Event Starts on', 'event_espresso'),
+				'event_ends_on'          => esc_html__('Event Ends on', 'event_espresso'),
+				'event_datetime_actions' => esc_html__('Actions', 'event_espresso'),
+				'event_clone_dt_msg'     => esc_html__('Clone this Event Date and Time', 'event_espresso'),
+				'remove_event_dt_msg'    => esc_html__('Remove this Event Time', 'event_espresso'),
+			)
+		);
+	}
+
+
+	/**
+	 * This will be used to listen for any heartbeat data packages coming via the WordPress heartbeat API and handle
+	 * accordingly.
+	 *
+	 * @param array $response The existing heartbeat response array.
+	 * @param array $data     The incoming data package.
+	 * @return array  possibly appended response.
+	 */
+	public function heartbeat_response($response, $data)
+	{
+		/**
+		 * check whether count of tickets is approaching the potential
+		 * limits for the server.
+		 */
+		if (! empty($data['input_count'])) {
+			$response['max_input_vars_check'] = EE_Registry::instance()->CFG->environment->max_input_vars_limit_check(
+				$data['input_count']
+			);
+		}
+		return $response;
+	}
+
+
+	/**
+	 * Add per page screen options to the default ticket list table view.
+	 */
+	protected function _add_screen_options_ticket_list_table()
+	{
+		$this->_per_page_screen_option();
+	}
+
+
+	/**
+	 * @param string $return
+	 * @param int    $id
+	 * @param string $new_title
+	 * @param string $new_slug
+	 * @return string
+	 */
+	public function extra_permalink_field_buttons($return, $id, $new_title, $new_slug)
+	{
+		$return = parent::extra_permalink_field_buttons($return, $id, $new_title, $new_slug);
+		//make sure this is only when editing
+		if (! empty($id)) {
+			$href   = EE_Admin_Page::add_query_args_and_nonce(
+				array('action' => 'duplicate_event', 'EVT_ID' => $id),
+				$this->_admin_base_url
+			);
+			$title  = esc_attr__('Duplicate Event', 'event_espresso');
+			$return .= '<a href="'
+					   . $href
+					   . '" title="'
+					   . $title
+					   . '" id="ee-duplicate-event-button" class="button button-small"  value="duplicate_event">'
+					   . $title
+					   . '</a>';
+		}
+		return $return;
+	}
+
+
+	/**
+	 * Set the list table views for the default ticket list table view.
+	 */
+	public function _set_list_table_views_ticket_list_table()
+	{
+		$this->_views = array(
+			'all'     => array(
+				'slug'        => 'all',
+				'label'       => esc_html__('All', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => array(
+					'trash_tickets' => esc_html__('Move to Trash', 'event_espresso'),
+				),
+			),
+			'trashed' => array(
+				'slug'        => 'trashed',
+				'label'       => esc_html__('Trash', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => array(
+					'restore_tickets' => esc_html__('Restore from Trash', 'event_espresso'),
+					'delete_tickets'  => esc_html__('Delete Permanently', 'event_espresso'),
+				),
+			),
+		);
+	}
+
+
+	/**
+	 * Enqueue scripts and styles for the event editor.
+	 */
+	public function load_scripts_styles_edit()
+	{
+		wp_register_script(
+			'ee-event-editor-heartbeat',
+			EVENTS_CAF_ASSETS_URL . 'event-editor-heartbeat.js',
+			array('ee_admin_js', 'heartbeat'),
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+		wp_enqueue_script('ee-accounting');
+		//styles
+		wp_enqueue_style('espresso-ui-theme');
+		wp_enqueue_script('event_editor_js');
+		wp_enqueue_script('ee-event-editor-heartbeat');
+	}
+
+
+	/**
+	 * Returns template for the additional datetime.
+	 * @param $template
+	 * @param $template_args
+	 * @return mixed
+	 * @throws DomainException
+	 */
+	public function add_additional_datetime_button($template, $template_args)
+	{
+		return EEH_Template::display_template(
+			EVENTS_CAF_TEMPLATE_PATH . 'event_datetime_add_additional_time.template.php',
+			$template_args,
+			true
+		);
+	}
+
+
+	/**
+	 * Returns the template for cloning a datetime.
+	 * @param $template
+	 * @param $template_args
+	 * @return mixed
+	 * @throws DomainException
+	 */
+	public function add_datetime_clone_button($template, $template_args)
+	{
+		return EEH_Template::display_template(
+			EVENTS_CAF_TEMPLATE_PATH . 'event_datetime_metabox_clone_button.template.php',
+			$template_args,
+			true
+		);
+	}
+
+
+	/**
+	 * Returns the template for datetime timezones.
+	 * @param $template
+	 * @param $template_args
+	 * @return mixed
+	 * @throws DomainException
+	 */
+	public function datetime_timezones_template($template, $template_args)
+	{
+		return EEH_Template::display_template(
+			EVENTS_CAF_TEMPLATE_PATH . 'event_datetime_timezones.template.php',
+			$template_args,
+			true
+		);
+	}
+
+
+	/**
+	 * Sets the views for the default list table view.
+	 */
+	protected function _set_list_table_views_default()
+	{
+		parent::_set_list_table_views_default();
+		$new_views    = array(
+			'today' => array(
+				'slug'        => 'today',
+				'label'       => esc_html__('Today', 'event_espresso'),
+				'count'       => $this->total_events_today(),
+				'bulk_action' => array(
+					'trash_events' => esc_html__('Move to Trash', 'event_espresso'),
+				),
+			),
+			'month' => array(
+				'slug'        => 'month',
+				'label'       => esc_html__('This Month', 'event_espresso'),
+				'count'       => $this->total_events_this_month(),
+				'bulk_action' => array(
+					'trash_events' => esc_html__('Move to Trash', 'event_espresso'),
+				),
+			),
+		);
+		$this->_views = array_merge($this->_views, $new_views);
+	}
+
+
+	/**
+	 * Returns the extra action links for the default list table view.
+	 * @param array     $action_links
+	 * @param \EE_Event $event
+	 * @return array
+	 * @throws EE_Error
+	 */
+	public function extra_list_table_actions(array $action_links, \EE_Event $event)
+	{
+		if (EE_Registry::instance()->CAP->current_user_can(
+			'ee_read_registrations',
+			'espresso_registrations_reports',
+			$event->ID()
+		)
+		) {
+			$reports_query_args = array(
+				'action' => 'reports',
+				'EVT_ID' => $event->ID(),
+			);
+			$reports_link       = EE_Admin_Page::add_query_args_and_nonce($reports_query_args, REG_ADMIN_URL);
+			$action_links[]     = '<a href="'
+								  . $reports_link
+								  . '" title="'
+								  . esc_attr__('View Report', 'event_espresso')
+								  . '"><div class="dashicons dashicons-chart-bar"></div></a>'
+								  . "\n\t";
+		}
+		if (EE_Registry::instance()->CAP->current_user_can('ee_read_global_messages', 'view_filtered_messages')) {
+			EE_Registry::instance()->load_helper('MSG_Template');
+			$action_links[] = EEH_MSG_Template::get_message_action_link(
+				'see_notifications_for',
+				null,
+				array('EVT_ID' => $event->ID())
+			);
+		}
+		return $action_links;
+	}
+
+
+	/**
+	 * @param $items
+	 * @return mixed
+	 */
+	public function additional_legend_items($items)
+	{
+		if (EE_Registry::instance()->CAP->current_user_can(
+			'ee_read_registrations',
+			'espresso_registrations_reports'
+		)
+		) {
+			$items['reports'] = array(
+				'class' => 'dashicons dashicons-chart-bar',
+				'desc'  => esc_html__('Event Reports', 'event_espresso'),
+			);
+		}
+		if (EE_Registry::instance()->CAP->current_user_can('ee_read_global_messages', 'view_filtered_messages')) {
+			$related_for_icon = EEH_MSG_Template::get_message_action_icon('see_notifications_for');
+			if (isset($related_for_icon['css_class']) && isset($related_for_icon['label'])) {
+				$items['view_related_messages'] = array(
+					'class' => $related_for_icon['css_class'],
+					'desc'  => $related_for_icon['label'],
+				);
+			}
+		}
+		return $items;
+	}
+
+
+	/**
+	 * This is the callback method for the duplicate event route
+	 * Method looks for 'EVT_ID' in the request and retrieves that event and its details and duplicates them
+	 * into a new event.  We add a hook so that any plugins that add extra event details can hook into this
+	 * action.  Note that the dupe will have **DUPLICATE** as its title and slug.
+	 * After duplication the redirect is to the new event edit page.
+	 *
+	 * @return void
+	 * @access protected
+	 * @throws EE_Error If EE_Event is not available with given ID
+	 */
+	protected function _duplicate_event()
+	{
+		// first make sure the ID for the event is in the request.
+		//  If it isn't then we need to bail and redirect back to overview list table (cause how did we get here?)
+		if (! isset($this->_req_data['EVT_ID'])) {
+			EE_Error::add_error(
+				esc_html__(
+					'In order to duplicate an event an Event ID is required.  None was given.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			$this->_redirect_after_action(false, '', '', array(), true);
+			return;
+		}
+		//k we've got EVT_ID so let's use that to get the event we'll duplicate
+		$orig_event = EEM_Event::instance()->get_one_by_ID($this->_req_data['EVT_ID']);
+		if (! $orig_event instanceof EE_Event) {
+			throw new EE_Error(
+				sprintf(
+					esc_html__('An EE_Event object could not be retrieved for the given ID (%s)', 'event_espresso'),
+					$this->_req_data['EVT_ID']
+				)
+			);
+		}
+		//k now let's clone the $orig_event before getting relations
+		$new_event = clone $orig_event;
+		//original datetimes
+		$orig_datetimes = $orig_event->get_many_related('Datetime');
+		//other original relations
+		$orig_ven = $orig_event->get_many_related('Venue');
+		//reset the ID and modify other details to make it clear this is a dupe
+		$new_event->set('EVT_ID', 0);
+		$new_name = $new_event->name() . ' ' . esc_html__('**DUPLICATE**', 'event_espresso');
+		$new_event->set('EVT_name', $new_name);
+		$new_event->set(
+			'EVT_slug',
+			wp_unique_post_slug(
+				sanitize_title($orig_event->name()),
+				0,
+				'publish',
+				'espresso_events',
+				0
+			)
+		);
+		$new_event->set('status', 'draft');
+		//duplicate discussion settings
+		$new_event->set('comment_status', $orig_event->get('comment_status'));
+		$new_event->set('ping_status', $orig_event->get('ping_status'));
+		//save the new event
+		$new_event->save();
+		//venues
+		foreach ($orig_ven as $ven) {
+			$new_event->_add_relation_to($ven, 'Venue');
+		}
+		$new_event->save();
+		//now we need to get the question group relations and handle that
+		//first primary question groups
+		$orig_primary_qgs = $orig_event->get_many_related(
+			'Question_Group',
+			array(array('Event_Question_Group.EQG_primary' => 1))
+		);
+		if (! empty($orig_primary_qgs)) {
+			foreach ($orig_primary_qgs as $id => $obj) {
+				if ($obj instanceof EE_Question_Group) {
+					$new_event->_add_relation_to($obj, 'Question_Group', array('EQG_primary' => 1));
+				}
+			}
+		}
+		//next additional attendee question groups
+		$orig_additional_qgs = $orig_event->get_many_related(
+			'Question_Group',
+			array(array('Event_Question_Group.EQG_primary' => 0))
+		);
+		if (! empty($orig_additional_qgs)) {
+			foreach ($orig_additional_qgs as $id => $obj) {
+				if ($obj instanceof EE_Question_Group) {
+					$new_event->_add_relation_to($obj, 'Question_Group', array('EQG_primary' => 0));
+				}
+			}
+		}
+
+		$new_event->save();
+
+		//k now that we have the new event saved we can loop through the datetimes and start adding relations.
+		$cloned_tickets = array();
+		foreach ($orig_datetimes as $orig_dtt) {
+			if (! $orig_dtt instanceof EE_Datetime) {
+				continue;
+			}
+			$new_dtt   = clone $orig_dtt;
+			$orig_tkts = $orig_dtt->tickets();
+			//save new dtt then add to event
+			$new_dtt->set('DTT_ID', 0);
+			$new_dtt->set('DTT_sold', 0);
+			$new_dtt->set_reserved(0);
+			$new_dtt->save();
+			$new_event->_add_relation_to($new_dtt, 'Datetime');
+			$new_event->save();
+			//now let's get the ticket relations setup.
+			foreach ((array)$orig_tkts as $orig_tkt) {
+				//it's possible a datetime will have no tickets so let's verify we HAVE a ticket first.
+				if (! $orig_tkt instanceof EE_Ticket) {
+					continue;
+				}
+				//is this ticket archived?  If it is then let's skip
+				if ($orig_tkt->get('TKT_deleted')) {
+					continue;
+				}
+				// does this original ticket already exist in the clone_tickets cache?
+				//  If so we'll just use the new ticket from it.
+				if (isset($cloned_tickets[$orig_tkt->ID()])) {
+					$new_tkt = $cloned_tickets[$orig_tkt->ID()];
+				} else {
+					$new_tkt = clone $orig_tkt;
+					//get relations on the $orig_tkt that we need to setup.
+					$orig_prices = $orig_tkt->prices();
+					$new_tkt->set('TKT_ID', 0);
+					$new_tkt->set('TKT_sold', 0);
+					$new_tkt->set('TKT_reserved', 0);
+					$new_tkt->save(); //make sure new ticket has ID.
+					//price relations on new ticket need to be setup.
+					foreach ($orig_prices as $orig_price) {
+						$new_price = clone $orig_price;
+						$new_price->set('PRC_ID', 0);
+						$new_price->save();
+						$new_tkt->_add_relation_to($new_price, 'Price');
+						$new_tkt->save();
+					}
+
+					do_action(
+						'AHEE__Extend_Events_Admin_Page___duplicate_event__duplicate_ticket__after',
+						$orig_tkt,
+						$new_tkt,
+						$orig_prices,
+						$orig_event,
+						$orig_dtt,
+						$new_dtt
+					);
+				}
+				// k now we can add the new ticket as a relation to the new datetime
+				// and make sure its added to our cached $cloned_tickets array
+				// for use with later datetimes that have the same ticket.
+				$new_dtt->_add_relation_to($new_tkt, 'Ticket');
+				$new_dtt->save();
+				$cloned_tickets[$orig_tkt->ID()] = $new_tkt;
+			}
+		}
+		//clone taxonomy information
+		$taxonomies_to_clone_with = apply_filters(
+			'FHEE__Extend_Events_Admin_Page___duplicate_event__taxonomies_to_clone',
+			array('espresso_event_categories', 'espresso_event_type', 'post_tag')
+		);
+		//get terms for original event (notice)
+		$orig_terms = wp_get_object_terms($orig_event->ID(), $taxonomies_to_clone_with);
+		//loop through terms and add them to new event.
+		foreach ($orig_terms as $term) {
+			wp_set_object_terms($new_event->ID(), $term->term_id, $term->taxonomy, true);
+		}
+
+		//duplicate other core WP_Post items for this event.
+		//post thumbnail (feature image).
+		$feature_image_id = get_post_thumbnail_id($orig_event->ID());
+		if ($feature_image_id) {
+			update_post_meta($new_event->ID(), '_thumbnail_id', $feature_image_id);
+		}
+
+		//duplicate page_template setting
+		$page_template = get_post_meta($orig_event->ID(), '_wp_page_template', true);
+		if ($page_template) {
+			update_post_meta($new_event->ID(), '_wp_page_template', $page_template);
+		}
+
+		do_action('AHEE__Extend_Events_Admin_Page___duplicate_event__after', $new_event, $orig_event);
+		//now let's redirect to the edit page for this duplicated event if we have a new event id.
+		if ($new_event->ID()) {
+			$redirect_args = array(
+				'post'   => $new_event->ID(),
+				'action' => 'edit',
+			);
+			EE_Error::add_success(
+				esc_html__(
+					'Event successfully duplicated.  Please review the details below and make any necessary edits',
+					'event_espresso'
+				)
+			);
+		} else {
+			$redirect_args = array(
+				'action' => 'default',
+			);
+			EE_Error::add_error(
+				esc_html__('Not able to duplicate event.  Something went wrong.', 'event_espresso'),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+		$this->_redirect_after_action(false, '', '', $redirect_args, true);
+	}
+
+
+	/**
+	 * Generates output for the import page.
+	 * @throws DomainException
+	 */
+	protected function _import_page()
+	{
+		$title                                      = esc_html__('Import', 'event_espresso');
+		$intro                                      = esc_html__(
+			'If you have a previously exported Event Espresso 4 information in a Comma Separated Value (CSV) file format, you can upload the file here: ',
+			'event_espresso'
+		);
+		$form_url                                   = EVENTS_ADMIN_URL;
+		$action                                     = 'import_events';
+		$type                                       = 'csv';
+		$this->_template_args['form']               = EE_Import::instance()->upload_form(
+			$title, $intro, $form_url, $action, $type
+		);
+		$this->_template_args['sample_file_link']   = EE_Admin_Page::add_query_args_and_nonce(
+			array('action' => 'sample_export_file'),
+			$this->_admin_base_url
+		);
+		$content                                    = EEH_Template::display_template(
+			EVENTS_CAF_TEMPLATE_PATH . 'import_page.template.php',
+			$this->_template_args,
+			true
+		);
+		$this->_template_args['admin_page_content'] = $content;
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * _import_events
+	 * This handles displaying the screen and running imports for importing events.
+	 *
+	 * @return void
+	 */
+	protected function _import_events()
+	{
+		require_once(EE_CLASSES . 'EE_Import.class.php');
+		$success = EE_Import::instance()->import();
+		$this->_redirect_after_action($success, 'Import File', 'ran', array('action' => 'import_page'), true);
+	}
+
+
+	/**
+	 * _events_export
+	 * Will export all (or just the given event) to a Excel compatible file.
+	 *
+	 * @access protected
+	 * @return void
+	 */
+	protected function _events_export()
+	{
+		if (isset($this->_req_data['EVT_ID'])) {
+			$event_ids = $this->_req_data['EVT_ID'];
+		} elseif (isset($this->_req_data['EVT_IDs'])) {
+			$event_ids = $this->_req_data['EVT_IDs'];
+		} else {
+			$event_ids = null;
+		}
+		//todo: I don't like doing this but it'll do until we modify EE_Export Class.
+		$new_request_args = array(
+			'export' => 'report',
+			'action' => 'all_event_data',
+			'EVT_ID' => $event_ids,
+		);
+		$this->_req_data  = array_merge($this->_req_data, $new_request_args);
+		if (is_readable(EE_CLASSES . 'EE_Export.class.php')) {
+			require_once(EE_CLASSES . 'EE_Export.class.php');
+			$EE_Export = EE_Export::instance($this->_req_data);
+			$EE_Export->export();
+		}
+	}
+
+
+	/**
+	 * handle category exports()
+	 *
+	 * @return void
+	 */
+	protected function _categories_export()
+	{
+		//todo: I don't like doing this but it'll do until we modify EE_Export Class.
+		$new_request_args = array(
+			'export'       => 'report',
+			'action'       => 'categories',
+			'category_ids' => $this->_req_data['EVT_CAT_ID'],
+		);
+		$this->_req_data  = array_merge($this->_req_data, $new_request_args);
+		if (is_readable(EE_CLASSES . 'EE_Export.class.php')) {
+			require_once(EE_CLASSES . 'EE_Export.class.php');
+			$EE_Export = EE_Export::instance($this->_req_data);
+			$EE_Export->export();
+		}
+	}
+
+
+	/**
+	 * Creates a sample CSV file for importing
+	 */
+	protected function _sample_export_file()
+	{
+		//		require_once(EE_CLASSES . 'EE_Export.class.php');
+		EE_Export::instance()->export_sample();
+	}
+
+
+	/*************        Template Settings        *************/
+	/**
+	 * Generates template settings page output
+	 * @throws DomainException
+	 * @throws EE_Error
+	 */
+	protected function _template_settings()
+	{
+		$this->_template_args['values'] = $this->_yes_no_values;
+		/**
+		 * Note leaving this filter in for backward compatibility this was moved in 4.6.x
+		 * from General_Settings_Admin_Page to here.
+		 */
+		$this->_template_args = apply_filters(
+			'FHEE__General_Settings_Admin_Page__template_settings__template_args',
+			$this->_template_args
+		);
+		$this->_set_add_edit_form_tags('update_template_settings');
+		$this->_set_publish_post_box_vars(null, false, false, null, false);
+		$this->_template_args['admin_page_content'] = EEH_Template::display_template(
+			EVENTS_CAF_TEMPLATE_PATH . 'template_settings.template.php',
+			$this->_template_args,
+			true
+		);
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * Handler for updating template settings.
+	 */
+	protected function _update_template_settings()
+	{
+		/**
+		 * Note leaving this filter in for backward compatibility this was moved in 4.6.x
+		 * from General_Settings_Admin_Page to here.
+		 */
+		EE_Registry::instance()->CFG->template_settings = apply_filters(
+			'FHEE__General_Settings_Admin_Page__update_template_settings__data',
+			EE_Registry::instance()->CFG->template_settings,
+			$this->_req_data
+		);
+		//update custom post type slugs and detect if we need to flush rewrite rules
+		$old_slug                                          = EE_Registry::instance()->CFG->core->event_cpt_slug;
+		EE_Registry::instance()->CFG->core->event_cpt_slug = empty($this->_req_data['event_cpt_slug'])
+			? EE_Registry::instance()->CFG->core->event_cpt_slug
+			: sanitize_title_with_dashes($this->_req_data['event_cpt_slug']);
+		$what                                              = 'Template Settings';
+		$success                                           = $this->_update_espresso_configuration(
+			$what,
+			EE_Registry::instance()->CFG->template_settings,
+			__FILE__,
+			__FUNCTION__,
+			__LINE__
+		);
+		if (EE_Registry::instance()->CFG->core->event_cpt_slug != $old_slug) {
+			update_option('ee_flush_rewrite_rules', true);
+		}
+		$this->_redirect_after_action($success, $what, 'updated', array('action' => 'template_settings'));
+	}
+
+
+	/**
+	 * _premium_event_editor_meta_boxes
+	 * add all metaboxes related to the event_editor
+	 *
+	 * @access protected
+	 * @return void
+	 * @throws EE_Error
+	 */
+	protected function _premium_event_editor_meta_boxes()
+	{
+		$this->verify_cpt_object();
+		add_meta_box(
+			'espresso_event_editor_event_options',
+			esc_html__('Event Registration Options', 'event_espresso'),
+			array($this, 'registration_options_meta_box'),
+			$this->page_slug,
+			'side',
+			'core'
+		);
+	}
+
+
+	/**
+	 * override caf metabox
+	 *
+	 * @return void
+	 * @throws DomainException
+	 */
+	public function registration_options_meta_box()
+	{
+		$yes_no_values                                    = array(
+			array('id' => true, 'text' => esc_html__('Yes', 'event_espresso')),
+			array('id' => false, 'text' => esc_html__('No', 'event_espresso')),
+		);
+		$default_reg_status_values                        = EEM_Registration::reg_status_array(
+			array(
+				EEM_Registration::status_id_cancelled,
+				EEM_Registration::status_id_declined,
+				EEM_Registration::status_id_incomplete,
+				EEM_Registration::status_id_wait_list,
+			),
+			true
+		);
+		$template_args['active_status']                   = $this->_cpt_model_obj->pretty_active_status(false);
+		$template_args['_event']                          = $this->_cpt_model_obj;
+		$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()
+		);
+		$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(),
+			'',
+			'',
+			false
+		);
+		$template_args['EVT_default_registration_status'] = EEH_Form_Fields::select_input(
+			'EVT_default_registration_status',
+			$default_reg_status_values,
+			$this->_cpt_model_obj->default_registration_status()
+		);
+		$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_CAF_TEMPLATE_PATH . 'event_registration_options.template.php',
+			$template_args
+		);
+	}
+
+
+
+	/**
+	 * wp_list_table_mods for caf
+	 * ============================
+	 */
+	/**
+	 * hook into list table filters and provide filters for caffeinated list table
+	 *
+	 * @param  array $old_filters    any existing filters present
+	 * @param  array $list_table_obj the list table object
+	 * @return array                  new filters
+	 */
+	public function list_table_filters($old_filters, $list_table_obj)
+	{
+		$filters = array();
+		//first month/year filters
+		$filters[] = $this->espresso_event_months_dropdown();
+		$status    = isset($this->_req_data['status']) ? $this->_req_data['status'] : null;
+		//active status dropdown
+		if ($status !== 'draft') {
+			$filters[] = $this->active_status_dropdown(
+				isset($this->_req_data['active_status']) ? $this->_req_data['active_status'] : ''
+			);
+		}
+		//category filter
+		$filters[] = $this->category_dropdown();
+		return array_merge($old_filters, $filters);
+	}
+
+
+	/**
+	 * espresso_event_months_dropdown
+	 *
+	 * @access public
+	 * @return string                dropdown listing month/year selections for events.
+	 */
+	public function espresso_event_months_dropdown()
+	{
+		// what we need to do is get all PRIMARY datetimes for all events to filter on.
+		// Note we need to include any other filters that are set!
+		$status = isset($this->_req_data['status']) ? $this->_req_data['status'] : null;
+		//categories?
+		$category = isset($this->_req_data['EVT_CAT']) && $this->_req_data['EVT_CAT'] > 0
+			? $this->_req_data['EVT_CAT']
+			: null;
+		//active status?
+		$active_status = isset($this->_req_data['active_status']) ? $this->_req_data['active_status'] : null;
+		$cur_date      = isset($this->_req_data['month_range']) ? $this->_req_data['month_range'] : '';
+		return EEH_Form_Fields::generate_event_months_dropdown($cur_date, $status, $category, $active_status);
+	}
+
+
+	/**
+	 * returns a list of "active" statuses on the event
+	 *
+	 * @param  string $current_value whatever the current active status is
+	 * @return string
+	 */
+	public function active_status_dropdown($current_value = '')
+	{
+		$select_name = 'active_status';
+		$values      = array(
+			'none'     => esc_html__('Show Active/Inactive', 'event_espresso'),
+			'active'   => esc_html__('Active', 'event_espresso'),
+			'upcoming' => esc_html__('Upcoming', 'event_espresso'),
+			'expired'  => esc_html__('Expired', 'event_espresso'),
+			'inactive' => esc_html__('Inactive', 'event_espresso'),
+		);
+		$id          = 'id="espresso-active-status-dropdown-filter"';
+		$class       = 'wide';
+		return EEH_Form_Fields::select_input($select_name, $values, $current_value, $id, $class);
+	}
+
+
+	/**
+	 * output a dropdown of the categories for the category filter on the event admin list table
+	 *
+	 * @access  public
+	 * @return string html
+	 */
+	public function category_dropdown()
+	{
+		$cur_cat = isset($this->_req_data['EVT_CAT']) ? $this->_req_data['EVT_CAT'] : -1;
+		return EEH_Form_Fields::generate_event_category_dropdown($cur_cat);
+	}
+
+
+	/**
+	 * get total number of events today
+	 *
+	 * @access public
+	 * @return int
+	 * @throws EE_Error
+	 */
+	public function total_events_today()
+	{
+		$start = EEM_Datetime::instance()->convert_datetime_for_query(
+			'DTT_EVT_start',
+			date('Y-m-d') . ' 00:00:00',
+			'Y-m-d H:i:s',
+			'UTC'
+		);
+		$end   = EEM_Datetime::instance()->convert_datetime_for_query(
+			'DTT_EVT_start',
+			date('Y-m-d') . ' 23:59:59',
+			'Y-m-d H:i:s',
+			'UTC'
+		);
+		$where = array(
+			'Datetime.DTT_EVT_start' => array('BETWEEN', array($start, $end)),
+		);
+		$count = EEM_Event::instance()->count(array($where, 'caps' => 'read_admin'), 'EVT_ID', true);
+		return $count;
+	}
+
+
+	/**
+	 * get total number of events this month
+	 *
+	 * @access public
+	 * @return int
+	 * @throws EE_Error
+	 */
+	public function total_events_this_month()
+	{
+		//Dates
+		$this_year_r     = date('Y');
+		$this_month_r    = date('m');
+		$days_this_month = date('t');
+		$start           = EEM_Datetime::instance()->convert_datetime_for_query(
+			'DTT_EVT_start',
+			$this_year_r . '-' . $this_month_r . '-01 00:00:00',
+			'Y-m-d H:i:s',
+			'UTC'
+		);
+		$end             = EEM_Datetime::instance()->convert_datetime_for_query(
+			'DTT_EVT_start',
+			$this_year_r . '-' . $this_month_r . '-' . $days_this_month . ' 23:59:59',
+			'Y-m-d H:i:s',
+			'UTC'
+		);
+		$where           = array(
+			'Datetime.DTT_EVT_start' => array('BETWEEN', array($start, $end)),
+		);
+		$count           = EEM_Event::instance()->count(array($where, 'caps' => 'read_admin'), 'EVT_ID', true);
+		return $count;
+	}
+
+
+	/** DEFAULT TICKETS STUFF **/
+
+	/**
+	 * Output default tickets list table view.
+	 */
+	public function _tickets_overview_list_table()
+	{
+		$this->_search_btn_label = esc_html__('Tickets', 'event_espresso');
+		$this->display_admin_list_table_page_with_no_sidebar();
+	}
+
+
+	/**
+	 * @param int  $per_page
+	 * @param bool $count
+	 * @param bool $trashed
+	 * @return \EE_Soft_Delete_Base_Class[]|int
+	 */
+	public function get_default_tickets($per_page = 10, $count = false, $trashed = false)
+	{
+		$orderby = empty($this->_req_data['orderby']) ? 'TKT_name' : $this->_req_data['orderby'];
+		$order   = empty($this->_req_data['order']) ? 'ASC' : $this->_req_data['order'];
+		switch ($orderby) {
+			case 'TKT_name':
+				$orderby = array('TKT_name' => $order);
+				break;
+			case 'TKT_price':
+				$orderby = array('TKT_price' => $order);
+				break;
+			case 'TKT_uses':
+				$orderby = array('TKT_uses' => $order);
+				break;
+			case 'TKT_min':
+				$orderby = array('TKT_min' => $order);
+				break;
+			case 'TKT_max':
+				$orderby = array('TKT_max' => $order);
+				break;
+			case 'TKT_qty':
+				$orderby = array('TKT_qty' => $order);
+				break;
+		}
+		$current_page = isset($this->_req_data['paged']) && ! empty($this->_req_data['paged'])
+			? $this->_req_data['paged']
+			: 1;
+		$per_page     = isset($this->_req_data['perpage']) && ! empty($this->_req_data['perpage'])
+			? $this->_req_data['perpage']
+			: $per_page;
+		$_where       = array(
+			'TKT_is_default' => 1,
+			'TKT_deleted'    => $trashed,
+		);
+		$offset       = ($current_page - 1) * $per_page;
+		$limit        = array($offset, $per_page);
+		if (isset($this->_req_data['s'])) {
+			$sstr         = '%' . $this->_req_data['s'] . '%';
+			$_where['OR'] = array(
+				'TKT_name'        => array('LIKE', $sstr),
+				'TKT_description' => array('LIKE', $sstr),
+			);
+		}
+		$query_params = array(
+			$_where,
+			'order_by' => $orderby,
+			'limit'    => $limit,
+			'group_by' => 'TKT_ID',
+		);
+		if ($count) {
+			return EEM_Ticket::instance()->count_deleted_and_undeleted(array($_where));
+		} else {
+			return EEM_Ticket::instance()->get_all_deleted_and_undeleted($query_params);
+		}
+	}
+
+
+	/**
+	 * @param bool $trash
+	 * @throws EE_Error
+	 */
+	protected function _trash_or_restore_ticket($trash = false)
+	{
+		$success = 1;
+		$TKT     = EEM_Ticket::instance();
+		//checkboxes?
+		if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
+			//if array has more than one element then success message should be plural
+			$success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
+			//cycle thru the boxes
+			while (list($TKT_ID, $value) = each($this->_req_data['checkbox'])) {
+				if ($trash) {
+					if (! $TKT->delete_by_ID($TKT_ID)) {
+						$success = 0;
+					}
+				} else {
+					if (! $TKT->restore_by_ID($TKT_ID)) {
+						$success = 0;
+					}
+				}
+			}
+		} else {
+			//grab single id and trash
+			$TKT_ID = absint($this->_req_data['TKT_ID']);
+			if ($trash) {
+				if (! $TKT->delete_by_ID($TKT_ID)) {
+					$success = 0;
+				}
+			} else {
+				if (! $TKT->restore_by_ID($TKT_ID)) {
+					$success = 0;
+				}
+			}
+		}
+		$action_desc = $trash ? 'moved to the trash' : 'restored';
+		$query_args  = array(
+			'action' => 'ticket_list_table',
+			'status' => $trash ? '' : 'trashed',
+		);
+		$this->_redirect_after_action($success, 'Tickets', $action_desc, $query_args);
+	}
+
+
+	/**
+	 * Handles trashing default ticket.
+	 */
+	protected function _delete_ticket()
+	{
+		$success = 1;
+		//checkboxes?
+		if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
+			//if array has more than one element then success message should be plural
+			$success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
+			//cycle thru the boxes
+			while (list($TKT_ID, $value) = each($this->_req_data['checkbox'])) {
+				//delete
+				if (! $this->_delete_the_ticket($TKT_ID)) {
+					$success = 0;
+				}
+			}
+		} else {
+			//grab single id and trash
+			$TKT_ID = absint($this->_req_data['TKT_ID']);
+			if (! $this->_delete_the_ticket($TKT_ID)) {
+				$success = 0;
+			}
+		}
+		$action_desc = 'deleted';
+		$query_args  = array(
+			'action' => 'ticket_list_table',
+			'status' => 'trashed',
+		);
+		//fail safe.  If the default ticket count === 1 then we need to redirect to event overview.
+		if (EEM_Ticket::instance()->count_deleted_and_undeleted(
+			array(array('TKT_is_default' => 1)),
+			'TKT_ID',
+			true
+		)
+		) {
+			$query_args = array();
+		}
+		$this->_redirect_after_action($success, 'Tickets', $action_desc, $query_args);
+	}
+
+
+	/**
+	 * @param int $TKT_ID
+	 * @return bool|int
+	 * @throws EE_Error
+	 */
+	protected function _delete_the_ticket($TKT_ID)
+	{
+		$tkt = EEM_Ticket::instance()->get_one_by_ID($TKT_ID);
+		$tkt->_remove_relations('Datetime');
+		//delete all related prices first
+		$tkt->delete_related_permanently('Price');
+		return $tkt->delete_permanently();
+	}
 }

core/EE_Cart.core.php

Indentation +416 added lines, -416 removed lines

@@ -2,7 +2,7 @@ 
 use EventEspresso\core\interfaces\ResettableInterface;
 
 if ( ! defined('EVENT_ESPRESSO_VERSION')) {
-    exit('No direct script access allowed');
+	exit('No direct script access allowed');
 }
 do_action('AHEE_log', __FILE__, __FUNCTION__, '');
 
@@ -23,421 +23,421 @@ 
 class EE_Cart implements ResettableInterface
 {
 
-    /**
-     * instance of the EE_Cart object
-     *
-     * @access    private
-     * @var EE_Cart $_instance
-     */
-    private static $_instance;
-
-    /**
-     * instance of the EE_Session object
-     *
-     * @access    protected
-     * @var EE_Session $_session
-     */
-    protected $_session;
-
-    /**
-     * The total Line item which comprises all the children line-item subtotals,
-     * which in turn each have their line items.
-     * Typically, the line item structure will look like:
-     * grand total
-     * -tickets-sub-total
-     * --ticket1
-     * --ticket2
-     * --...
-     * -taxes-sub-total
-     * --tax1
-     * --tax2
-     *
-     * @var EE_Line_Item
-     */
-    private $_grand_total;
-
-
-
-    /**
-     * @singleton method used to instantiate class object
-     * @access    public
-     * @param EE_Line_Item $grand_total
-     * @param EE_Session   $session
-     * @return \EE_Cart
-     * @throws \EE_Error
-     */
-    public static function instance(EE_Line_Item $grand_total = null, EE_Session $session = null)
-    {
-        if ( ! empty($grand_total)) {
-            self::$_instance = new self($grand_total, $session);
-        }
-        // or maybe retrieve an existing one ?
-        if ( ! self::$_instance instanceof EE_Cart) {
-            // try getting the cart out of the session
-            $saved_cart = $session instanceof EE_Session ? $session->cart() : null;
-            self::$_instance = $saved_cart instanceof EE_Cart ? $saved_cart : new self($grand_total, $session);
-            unset($saved_cart);
-        }
-        // verify that cart is ok and grand total line item exists
-        if ( ! self::$_instance instanceof EE_Cart || ! self::$_instance->_grand_total instanceof EE_Line_Item) {
-            self::$_instance = new self($grand_total, $session);
-        }
-        self::$_instance->get_grand_total();
-        // once everything is all said and done, save the cart to the EE_Session
-        add_action('shutdown', array(self::$_instance, 'save_cart'), 90);
-        return self::$_instance;
-    }
-
-
-
-    /**
-     * private constructor to prevent direct creation
-     *
-     * @Constructor
-     * @access private
-     * @param EE_Line_Item $grand_total
-     * @param EE_Session   $session
-     */
-    private function __construct(EE_Line_Item $grand_total = null, EE_Session $session = null)
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $this->set_session($session);
-        if ($grand_total instanceof EE_Line_Item && $grand_total->is_total()) {
-            $this->set_grand_total_line_item($grand_total);
-        }
-    }
-
-
-
-    /**
-     * Resets the cart completely (whereas empty_cart
-     *
-     * @param EE_Line_Item $grand_total
-     * @param EE_Session   $session
-     * @return EE_Cart
-     * @throws \EE_Error
-     */
-    public static function reset(EE_Line_Item $grand_total = null, EE_Session $session = null)
-    {
-        remove_action('shutdown', array(self::$_instance, 'save_cart'), 90);
-        if ($session instanceof EE_Session) {
-            $session->reset_cart();
-        }
-        self::$_instance = null;
-        return self::instance($grand_total, $session);
-    }
-
-
-
-    /**
-     * @return \EE_Session
-     */
-    public function session()
-    {
-        if ( ! $this->_session instanceof EE_Session) {
-            $this->set_session();
-        }
-        return $this->_session;
-    }
-
-
-
-    /**
-     * @param EE_Session $session
-     */
-    public function set_session(EE_Session $session = null)
-    {
-        $this->_session = $session instanceof EE_Session ? $session : EE_Registry::instance()->load_core('Session');
-    }
-
-
-
-    /**
-     * Sets the cart to match the line item. Especially handy for loading an old cart where you
-     *  know the grand total line item on it
-     *
-     * @param EE_Line_Item $line_item
-     */
-    public function set_grand_total_line_item(EE_Line_Item $line_item)
-    {
-        $this->_grand_total = $line_item;
-    }
-
-
-
-    /**
-     * get_cart_from_reg_url_link
-     *
-     * @access public
-     * @param EE_Transaction $transaction
-     * @param EE_Session     $session
-     * @return \EE_Cart
-     * @throws \EE_Error
-     */
-    public static function get_cart_from_txn(EE_Transaction $transaction, EE_Session $session = null)
-    {
-        $grand_total = $transaction->total_line_item();
-        $grand_total->get_items();
-        $grand_total->tax_descendants();
-        return EE_Cart::instance($grand_total, $session);
-    }
-
-
-
-    /**
-     * Creates the total line item, and ensures it has its 'tickets' and 'taxes' sub-items
-     *
-     * @return EE_Line_Item
-     * @throws \EE_Error
-     */
-    private function _create_grand_total()
-    {
-        $this->_grand_total = EEH_Line_Item::create_total_line_item();
-        return $this->_grand_total;
-    }
-
-
-
-    /**
-     * Gets all the line items of object type Ticket
-     *
-     * @access public
-     * @return \EE_Line_Item[]
-     */
-    public function get_tickets()
-    {
-        if ($this->_grand_total === null ) {
-            return array();
-        }
-        return EEH_Line_Item::get_ticket_line_items($this->_grand_total);
-    }
-
-
-
-    /**
-     * returns the total quantity of tickets in the cart
-     *
-     * @access public
-     * @return int
-     * @throws \EE_Error
-     */
-    public function all_ticket_quantity_count()
-    {
-        $tickets = $this->get_tickets();
-        if (empty($tickets)) {
-            return 0;
-        }
-        $count = 0;
-        foreach ($tickets as $ticket) {
-            $count += $ticket->get('LIN_quantity');
-        }
-        return $count;
-    }
-
-
-
-    /**
-     * Gets all the tax line items
-     *
-     * @return \EE_Line_Item[]
-     * @throws \EE_Error
-     */
-    public function get_taxes()
-    {
-        return EEH_Line_Item::get_taxes_subtotal($this->_grand_total)->children();
-    }
-
-
-
-    /**
-     * Gets the total line item (which is a parent of all other line items) on this cart
-     *
-     * @return EE_Line_Item
-     * @throws \EE_Error
-     */
-    public function get_grand_total()
-    {
-        return $this->_grand_total instanceof EE_Line_Item ? $this->_grand_total : $this->_create_grand_total();
-    }
-
-
-
-    /**
-     * @process items for adding to cart
-     * @access  public
-     * @param EE_Ticket $ticket
-     * @param int       $qty
-     * @return TRUE on success, FALSE on fail
-     * @throws \EE_Error
-     */
-    public function add_ticket_to_cart(EE_Ticket $ticket, $qty = 1)
-    {
-        EEH_Line_Item::add_ticket_purchase($this->get_grand_total(), $ticket, $qty);
-        return $this->save_cart() ? true : false;
-    }
-
-
-
-    /**
-     * get_cart_total_before_tax
-     *
-     * @access public
-     * @return float
-     * @throws \EE_Error
-     */
-    public function get_cart_total_before_tax()
-    {
-        return $this->get_grand_total()->recalculate_pre_tax_total();
-    }
-
-
-
-    /**
-     * gets the total amount of tax paid for items in this cart
-     *
-     * @access public
-     * @return float
-     * @throws \EE_Error
-     */
-    public function get_applied_taxes()
-    {
-        return EEH_Line_Item::ensure_taxes_applied($this->_grand_total);
-    }
-
-
-
-    /**
-     * Gets the total amount to be paid for the items in the cart, including taxes and other modifiers
-     *
-     * @access public
-     * @return float
-     * @throws \EE_Error
-     */
-    public function get_cart_grand_total()
-    {
-        EEH_Line_Item::ensure_taxes_applied($this->_grand_total);
-        return $this->get_grand_total()->total();
-    }
-
-
-
-    /**
-     * Gets the total amount to be paid for the items in the cart, including taxes and other modifiers
-     *
-     * @access public
-     * @return float
-     * @throws \EE_Error
-     */
-    public function recalculate_all_cart_totals()
-    {
-        $pre_tax_total = $this->get_cart_total_before_tax();
-        $taxes_total = EEH_Line_Item::ensure_taxes_applied($this->_grand_total);
-        $this->_grand_total->set_total($pre_tax_total + $taxes_total);
-        $this->_grand_total->save_this_and_descendants_to_txn();
-        return $this->get_grand_total()->total();
-    }
-
-
-
-    /**
-     * deletes an item from the cart
-     *
-     * @access public
-     * @param array|bool|string $line_item_codes
-     * @return int on success, FALSE on fail
-     * @throws \EE_Error
-     */
-    public function delete_items($line_item_codes = false)
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        return EEH_Line_Item::delete_items($this->get_grand_total(), $line_item_codes);
-    }
-
-
-
-    /**
-     * @remove ALL items from cart and zero ALL totals
-     * @access public
-     * @return bool
-     * @throws \EE_Error
-     */
-    public function empty_cart()
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $this->_grand_total = $this->_create_grand_total();
-        return $this->save_cart(true);
-    }
-
-
-
-    /**
-     * @remove ALL items from cart and delete total as well
-     * @access public
-     * @return bool
-     * @throws \EE_Error
-     */
-    public function delete_cart()
-    {
-        if ($this->_grand_total instanceof EE_Line_Item) {
-            $deleted = EEH_Line_Item::delete_all_child_items($this->_grand_total);
-            if ($deleted) {
-                $deleted += $this->_grand_total->delete();
-                $this->_grand_total = null;
-                return true;
-            }
-        }
-        return false;
-    }
-
-
-
-    /**
-     * @save   cart to session
-     * @access public
-     * @param bool $apply_taxes
-     * @return TRUE on success, FALSE on fail
-     * @throws \EE_Error
-     */
-    public function save_cart($apply_taxes = true)
-    {
-        if ($apply_taxes && $this->_grand_total instanceof EE_Line_Item) {
-            EEH_Line_Item::ensure_taxes_applied($this->_grand_total);
-            //make sure we don't cache the transaction because it can get stale
-            if ($this->_grand_total->get_one_from_cache('Transaction') instanceof EE_Transaction
-                && $this->_grand_total->get_one_from_cache('Transaction')->ID()
-            ) {
-                $this->_grand_total->clear_cache('Transaction', null, true);
-            }
-        }
-        if ($this->session() instanceof EE_Session) {
-            return $this->session()->set_cart($this);
-        } else {
-            return false;
-        }
-    }
-
-
-
-    public function __wakeup()
-    {
-        if ( ! $this->_grand_total instanceof EE_Line_Item && absint($this->_grand_total) !== 0) {
-            // $this->_grand_total is actually just an ID, so use it to get the object from the db
-            $this->_grand_total = EEM_Line_Item::instance()->get_one_by_ID($this->_grand_total);
-        }
-    }
-
-
-
-    /**
-     * @return array
-     */
-    public function __sleep()
-    {
-        if ($this->_grand_total instanceof EE_Line_Item && $this->_grand_total->ID()) {
-            $this->_grand_total = $this->_grand_total->ID();
-        }
-        return array('_grand_total');
-    }
+	/**
+	 * instance of the EE_Cart object
+	 *
+	 * @access    private
+	 * @var EE_Cart $_instance
+	 */
+	private static $_instance;
+
+	/**
+	 * instance of the EE_Session object
+	 *
+	 * @access    protected
+	 * @var EE_Session $_session
+	 */
+	protected $_session;
+
+	/**
+	 * The total Line item which comprises all the children line-item subtotals,
+	 * which in turn each have their line items.
+	 * Typically, the line item structure will look like:
+	 * grand total
+	 * -tickets-sub-total
+	 * --ticket1
+	 * --ticket2
+	 * --...
+	 * -taxes-sub-total
+	 * --tax1
+	 * --tax2
+	 *
+	 * @var EE_Line_Item
+	 */
+	private $_grand_total;
+
+
+
+	/**
+	 * @singleton method used to instantiate class object
+	 * @access    public
+	 * @param EE_Line_Item $grand_total
+	 * @param EE_Session   $session
+	 * @return \EE_Cart
+	 * @throws \EE_Error
+	 */
+	public static function instance(EE_Line_Item $grand_total = null, EE_Session $session = null)
+	{
+		if ( ! empty($grand_total)) {
+			self::$_instance = new self($grand_total, $session);
+		}
+		// or maybe retrieve an existing one ?
+		if ( ! self::$_instance instanceof EE_Cart) {
+			// try getting the cart out of the session
+			$saved_cart = $session instanceof EE_Session ? $session->cart() : null;
+			self::$_instance = $saved_cart instanceof EE_Cart ? $saved_cart : new self($grand_total, $session);
+			unset($saved_cart);
+		}
+		// verify that cart is ok and grand total line item exists
+		if ( ! self::$_instance instanceof EE_Cart || ! self::$_instance->_grand_total instanceof EE_Line_Item) {
+			self::$_instance = new self($grand_total, $session);
+		}
+		self::$_instance->get_grand_total();
+		// once everything is all said and done, save the cart to the EE_Session
+		add_action('shutdown', array(self::$_instance, 'save_cart'), 90);
+		return self::$_instance;
+	}
+
+
+
+	/**
+	 * private constructor to prevent direct creation
+	 *
+	 * @Constructor
+	 * @access private
+	 * @param EE_Line_Item $grand_total
+	 * @param EE_Session   $session
+	 */
+	private function __construct(EE_Line_Item $grand_total = null, EE_Session $session = null)
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$this->set_session($session);
+		if ($grand_total instanceof EE_Line_Item && $grand_total->is_total()) {
+			$this->set_grand_total_line_item($grand_total);
+		}
+	}
+
+
+
+	/**
+	 * Resets the cart completely (whereas empty_cart
+	 *
+	 * @param EE_Line_Item $grand_total
+	 * @param EE_Session   $session
+	 * @return EE_Cart
+	 * @throws \EE_Error
+	 */
+	public static function reset(EE_Line_Item $grand_total = null, EE_Session $session = null)
+	{
+		remove_action('shutdown', array(self::$_instance, 'save_cart'), 90);
+		if ($session instanceof EE_Session) {
+			$session->reset_cart();
+		}
+		self::$_instance = null;
+		return self::instance($grand_total, $session);
+	}
+
+
+
+	/**
+	 * @return \EE_Session
+	 */
+	public function session()
+	{
+		if ( ! $this->_session instanceof EE_Session) {
+			$this->set_session();
+		}
+		return $this->_session;
+	}
+
+
+
+	/**
+	 * @param EE_Session $session
+	 */
+	public function set_session(EE_Session $session = null)
+	{
+		$this->_session = $session instanceof EE_Session ? $session : EE_Registry::instance()->load_core('Session');
+	}
+
+
+
+	/**
+	 * Sets the cart to match the line item. Especially handy for loading an old cart where you
+	 *  know the grand total line item on it
+	 *
+	 * @param EE_Line_Item $line_item
+	 */
+	public function set_grand_total_line_item(EE_Line_Item $line_item)
+	{
+		$this->_grand_total = $line_item;
+	}
+
+
+
+	/**
+	 * get_cart_from_reg_url_link
+	 *
+	 * @access public
+	 * @param EE_Transaction $transaction
+	 * @param EE_Session     $session
+	 * @return \EE_Cart
+	 * @throws \EE_Error
+	 */
+	public static function get_cart_from_txn(EE_Transaction $transaction, EE_Session $session = null)
+	{
+		$grand_total = $transaction->total_line_item();
+		$grand_total->get_items();
+		$grand_total->tax_descendants();
+		return EE_Cart::instance($grand_total, $session);
+	}
+
+
+
+	/**
+	 * Creates the total line item, and ensures it has its 'tickets' and 'taxes' sub-items
+	 *
+	 * @return EE_Line_Item
+	 * @throws \EE_Error
+	 */
+	private function _create_grand_total()
+	{
+		$this->_grand_total = EEH_Line_Item::create_total_line_item();
+		return $this->_grand_total;
+	}
+
+
+
+	/**
+	 * Gets all the line items of object type Ticket
+	 *
+	 * @access public
+	 * @return \EE_Line_Item[]
+	 */
+	public function get_tickets()
+	{
+		if ($this->_grand_total === null ) {
+			return array();
+		}
+		return EEH_Line_Item::get_ticket_line_items($this->_grand_total);
+	}
+
+
+
+	/**
+	 * returns the total quantity of tickets in the cart
+	 *
+	 * @access public
+	 * @return int
+	 * @throws \EE_Error
+	 */
+	public function all_ticket_quantity_count()
+	{
+		$tickets = $this->get_tickets();
+		if (empty($tickets)) {
+			return 0;
+		}
+		$count = 0;
+		foreach ($tickets as $ticket) {
+			$count += $ticket->get('LIN_quantity');
+		}
+		return $count;
+	}
+
+
+
+	/**
+	 * Gets all the tax line items
+	 *
+	 * @return \EE_Line_Item[]
+	 * @throws \EE_Error
+	 */
+	public function get_taxes()
+	{
+		return EEH_Line_Item::get_taxes_subtotal($this->_grand_total)->children();
+	}
+
+
+
+	/**
+	 * Gets the total line item (which is a parent of all other line items) on this cart
+	 *
+	 * @return EE_Line_Item
+	 * @throws \EE_Error
+	 */
+	public function get_grand_total()
+	{
+		return $this->_grand_total instanceof EE_Line_Item ? $this->_grand_total : $this->_create_grand_total();
+	}
+
+
+
+	/**
+	 * @process items for adding to cart
+	 * @access  public
+	 * @param EE_Ticket $ticket
+	 * @param int       $qty
+	 * @return TRUE on success, FALSE on fail
+	 * @throws \EE_Error
+	 */
+	public function add_ticket_to_cart(EE_Ticket $ticket, $qty = 1)
+	{
+		EEH_Line_Item::add_ticket_purchase($this->get_grand_total(), $ticket, $qty);
+		return $this->save_cart() ? true : false;
+	}
+
+
+
+	/**
+	 * get_cart_total_before_tax
+	 *
+	 * @access public
+	 * @return float
+	 * @throws \EE_Error
+	 */
+	public function get_cart_total_before_tax()
+	{
+		return $this->get_grand_total()->recalculate_pre_tax_total();
+	}
+
+
+
+	/**
+	 * gets the total amount of tax paid for items in this cart
+	 *
+	 * @access public
+	 * @return float
+	 * @throws \EE_Error
+	 */
+	public function get_applied_taxes()
+	{
+		return EEH_Line_Item::ensure_taxes_applied($this->_grand_total);
+	}
+
+
+
+	/**
+	 * Gets the total amount to be paid for the items in the cart, including taxes and other modifiers
+	 *
+	 * @access public
+	 * @return float
+	 * @throws \EE_Error
+	 */
+	public function get_cart_grand_total()
+	{
+		EEH_Line_Item::ensure_taxes_applied($this->_grand_total);
+		return $this->get_grand_total()->total();
+	}
+
+
+
+	/**
+	 * Gets the total amount to be paid for the items in the cart, including taxes and other modifiers
+	 *
+	 * @access public
+	 * @return float
+	 * @throws \EE_Error
+	 */
+	public function recalculate_all_cart_totals()
+	{
+		$pre_tax_total = $this->get_cart_total_before_tax();
+		$taxes_total = EEH_Line_Item::ensure_taxes_applied($this->_grand_total);
+		$this->_grand_total->set_total($pre_tax_total + $taxes_total);
+		$this->_grand_total->save_this_and_descendants_to_txn();
+		return $this->get_grand_total()->total();
+	}
+
+
+
+	/**
+	 * deletes an item from the cart
+	 *
+	 * @access public
+	 * @param array|bool|string $line_item_codes
+	 * @return int on success, FALSE on fail
+	 * @throws \EE_Error
+	 */
+	public function delete_items($line_item_codes = false)
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		return EEH_Line_Item::delete_items($this->get_grand_total(), $line_item_codes);
+	}
+
+
+
+	/**
+	 * @remove ALL items from cart and zero ALL totals
+	 * @access public
+	 * @return bool
+	 * @throws \EE_Error
+	 */
+	public function empty_cart()
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$this->_grand_total = $this->_create_grand_total();
+		return $this->save_cart(true);
+	}
+
+
+
+	/**
+	 * @remove ALL items from cart and delete total as well
+	 * @access public
+	 * @return bool
+	 * @throws \EE_Error
+	 */
+	public function delete_cart()
+	{
+		if ($this->_grand_total instanceof EE_Line_Item) {
+			$deleted = EEH_Line_Item::delete_all_child_items($this->_grand_total);
+			if ($deleted) {
+				$deleted += $this->_grand_total->delete();
+				$this->_grand_total = null;
+				return true;
+			}
+		}
+		return false;
+	}
+
+
+
+	/**
+	 * @save   cart to session
+	 * @access public
+	 * @param bool $apply_taxes
+	 * @return TRUE on success, FALSE on fail
+	 * @throws \EE_Error
+	 */
+	public function save_cart($apply_taxes = true)
+	{
+		if ($apply_taxes && $this->_grand_total instanceof EE_Line_Item) {
+			EEH_Line_Item::ensure_taxes_applied($this->_grand_total);
+			//make sure we don't cache the transaction because it can get stale
+			if ($this->_grand_total->get_one_from_cache('Transaction') instanceof EE_Transaction
+				&& $this->_grand_total->get_one_from_cache('Transaction')->ID()
+			) {
+				$this->_grand_total->clear_cache('Transaction', null, true);
+			}
+		}
+		if ($this->session() instanceof EE_Session) {
+			return $this->session()->set_cart($this);
+		} else {
+			return false;
+		}
+	}
+
+
+
+	public function __wakeup()
+	{
+		if ( ! $this->_grand_total instanceof EE_Line_Item && absint($this->_grand_total) !== 0) {
+			// $this->_grand_total is actually just an ID, so use it to get the object from the db
+			$this->_grand_total = EEM_Line_Item::instance()->get_one_by_ID($this->_grand_total);
+		}
+	}
+
+
+
+	/**
+	 * @return array
+	 */
+	public function __sleep()
+	{
+		if ($this->_grand_total instanceof EE_Line_Item && $this->_grand_total->ID()) {
+			$this->_grand_total = $this->_grand_total->ID();
+		}
+		return array('_grand_total');
+	}
 
 
 }