eventespresso / event-espresso-core

core/admin/EE_Admin_Page.core.php

Indentation +4093 added lines, -4093 removed lines

@@ -18,4163 +18,4163 @@
  */
 abstract class EE_Admin_Page extends EE_Base implements InterminableInterface
 {
-    /**
-     * @var EE_Admin_Config
-     */
-    protected $admin_config;
+	/**
+	 * @var EE_Admin_Config
+	 */
+	protected $admin_config;
 
-    /**
-     * @var LoaderInterface $loader
-     */
-    protected $loader;
+	/**
+	 * @var LoaderInterface $loader
+	 */
+	protected $loader;
 
-    // set in _init_page_props()
-    public $page_slug;
+	// set in _init_page_props()
+	public $page_slug;
 
-    public $page_label;
+	public $page_label;
 
-    public $page_folder;
+	public $page_folder;
 
-    // set in define_page_props()
-    protected $_admin_base_url;
+	// set in define_page_props()
+	protected $_admin_base_url;
 
-    protected $_admin_base_path;
+	protected $_admin_base_path;
 
-    protected $_admin_page_title;
+	protected $_admin_page_title;
 
-    protected $_labels;
+	protected $_labels;
 
 
-    // set early within EE_Admin_Init
-    protected $_wp_page_slug;
+	// set early within EE_Admin_Init
+	protected $_wp_page_slug;
 
-    // nav tabs
-    protected $_nav_tabs;
+	// nav tabs
+	protected $_nav_tabs;
 
-    protected $_default_nav_tab_name;
+	protected $_default_nav_tab_name;
 
-    /**
-     * @var array $_help_tour
-     */
-    protected $_help_tour = array();
+	/**
+	 * @var array $_help_tour
+	 */
+	protected $_help_tour = array();
 
 
-    // template variables (used by templates)
-    protected $_template_path;
+	// template variables (used by templates)
+	protected $_template_path;
 
-    protected $_column_template_path;
+	protected $_column_template_path;
 
-    /**
-     * @var array $_template_args
-     */
-    protected $_template_args = array();
+	/**
+	 * @var array $_template_args
+	 */
+	protected $_template_args = array();
 
-    /**
-     * this will hold the list table object for a given view.
-     *
-     * @var EE_Admin_List_Table $_list_table_object
-     */
-    protected $_list_table_object;
+	/**
+	 * this will hold the list table object for a given view.
+	 *
+	 * @var EE_Admin_List_Table $_list_table_object
+	 */
+	protected $_list_table_object;
 
-    // boolean
-    protected $_is_UI_request; // this starts at null so we can have no header routes progress through two states.
+	// boolean
+	protected $_is_UI_request; // this starts at null so we can have no header routes progress through two states.
 
-    protected $_routing;
+	protected $_routing;
 
-    // list table args
-    protected $_view;
+	// list table args
+	protected $_view;
 
-    protected $_views;
+	protected $_views;
 
 
-    // action => method pairs used for routing incoming requests
-    protected $_page_routes;
+	// action => method pairs used for routing incoming requests
+	protected $_page_routes;
 
-    /**
-     * @var array $_page_config
-     */
-    protected $_page_config;
+	/**
+	 * @var array $_page_config
+	 */
+	protected $_page_config;
 
-    /**
-     * the current page route and route config
-     *
-     * @var string $_route
-     */
-    protected $_route;
+	/**
+	 * the current page route and route config
+	 *
+	 * @var string $_route
+	 */
+	protected $_route;
 
-    /**
-     * @var string $_cpt_route
-     */
-    protected $_cpt_route;
+	/**
+	 * @var string $_cpt_route
+	 */
+	protected $_cpt_route;
 
-    /**
-     * @var array $_route_config
-     */
-    protected $_route_config;
+	/**
+	 * @var array $_route_config
+	 */
+	protected $_route_config;
 
-    /**
-     * Used to hold default query args for list table routes to help preserve stickiness of filters for carried out
-     * actions.
-     *
-     * @since 4.6.x
-     * @var array.
-     */
-    protected $_default_route_query_args;
+	/**
+	 * Used to hold default query args for list table routes to help preserve stickiness of filters for carried out
+	 * actions.
+	 *
+	 * @since 4.6.x
+	 * @var array.
+	 */
+	protected $_default_route_query_args;
 
-    // set via request page and action args.
-    protected $_current_page;
-
-    protected $_current_view;
-
-    protected $_current_page_view_url;
-
-    // sanitized request action (and nonce)
-
-    /**
-     * @var string $_req_action
-     */
-    protected $_req_action;
-
-    /**
-     * @var string $_req_nonce
-     */
-    protected $_req_nonce;
-
-    // search related
-    protected $_search_btn_label;
-
-    protected $_search_box_callback;
-
-    /**
-     * WP Current Screen object
-     *
-     * @var WP_Screen
-     */
-    protected $_current_screen;
-
-    // for holding EE_Admin_Hooks object when needed (set via set_hook_object())
-    protected $_hook_obj;
-
-    // for holding incoming request data
-    protected $_req_data = [];
-
-    // yes / no array for admin form fields
-    protected $_yes_no_values = array();
-
-    // some default things shared by all child classes
-    protected $_default_espresso_metaboxes;
-
-    /**
-     *    EE_Registry Object
-     *
-     * @var    EE_Registry
-     */
-    protected $EE;
-
-
-    /**
-     * This is just a property that flags whether the given route is a caffeinated route or not.
-     *
-     * @var boolean
-     */
-    protected $_is_caf = false;
-
-    /**
-     * whether or not initializePage() has run
-     *
-     * @var boolean
-     */
-    protected $initialized = false;
-
-
-    /**
-     * @Constructor
-     * @param bool $routing indicate whether we want to just load the object and handle routing or just load the object.
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function __construct($routing = true)
-    {
-        $this->loader = LoaderFactory::getLoader();
-        $this->admin_config = $this->loader->getShared('EE_Admin_Config');
-        if (strpos($this->_get_dir(), 'caffeinated') !== false) {
-            $this->_is_caf = true;
-        }
-        $this->_yes_no_values = array(
-            array('id' => true, 'text' => esc_html__('Yes', 'event_espresso')),
-            array('id' => false, 'text' => esc_html__('No', 'event_espresso')),
-        );
-        // set the _req_data property.
-        $this->_req_data = array_merge($_GET, $_POST);
-        // routing enabled?
-        $this->_routing = $routing;
-    }
-
-
-    /**
-     * This logic used to be in the constructor, but that caused a chicken <--> egg scenario
-     * for child classes that needed to set properties prior to these methods getting called,
-     * but also needed the parent class to have its construction completed as well.
-     * Bottom line is that constructors should ONLY be used for setting initial properties
-     * and any complex initialization logic should only run after instantiation is complete.
-     *
-     * This method gets called immediately after construction from within
-     *      EE_Admin_Page_Init::_initialize_admin_page()
-     *
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @since $VID:$
-     */
-    public function initializePage()
-    {
-        if ($this->initialized) {
-            return;
-        }
-        // set initial page props (child method)
-        $this->_init_page_props();
-        // set global defaults
-        $this->_set_defaults();
-        // set early because incoming requests could be ajax related and we need to register those hooks.
-        $this->_global_ajax_hooks();
-        $this->_ajax_hooks();
-        // other_page_hooks have to be early too.
-        $this->_do_other_page_hooks();
-        // This just allows us to have extending classes do something specific
-        // before the parent constructor runs _page_setup().
-        if (method_exists($this, '_before_page_setup')) {
-            $this->_before_page_setup();
-        }
-        // set up page dependencies
-        $this->_page_setup();
-        $this->initialized = true;
-    }
-
-
-    /**
-     * _init_page_props
-     * Child classes use to set at least the following properties:
-     * $page_slug.
-     * $page_label.
-     *
-     * @abstract
-     * @return void
-     */
-    abstract protected function _init_page_props();
-
-
-    /**
-     * _ajax_hooks
-     * child classes put all their add_action('wp_ajax_{name_of_hook}') hooks in here.
-     * Note: within the ajax callback methods.
-     *
-     * @abstract
-     * @return void
-     */
-    abstract protected function _ajax_hooks();
-
-
-    /**
-     * _define_page_props
-     * child classes define page properties in here.  Must include at least:
-     * $_admin_base_url = base_url for all admin pages
-     * $_admin_page_title = default admin_page_title for admin pages
-     * $_labels = array of default labels for various automatically generated elements:
-     *    array(
-     *        'buttons' => array(
-     *            'add' => esc_html__('label for add new button'),
-     *            'edit' => esc_html__('label for edit button'),
-     *            'delete' => esc_html__('label for delete button')
-     *            )
-     *        )
-     *
-     * @abstract
-     * @return void
-     */
-    abstract protected function _define_page_props();
-
-
-    /**
-     * _set_page_routes
-     * child classes use this to define the page routes for all subpages handled by the class.  Page routes are
-     * assigned to a action => method pairs in an array and to the $_page_routes property.  Each page route must also
-     * have a 'default' route. Here's the format
-     * $this->_page_routes = array(
-     *        'default' => array(
-     *            'func' => '_default_method_handling_route',
-     *            'args' => array('array','of','args'),
-     *            'noheader' => true, //add this in if this page route is processed before any headers are loaded (i.e.
-     *            ajax request, backend processing)
-     *            'headers_sent_route'=>'headers_route_reference', //add this if noheader=>true, and you want to load a
-     *            headers route after.  The string you enter here should match the defined route reference for a
-     *            headers sent route.
-     *            'capability' => 'route_capability', //indicate a string for minimum capability required to access
-     *            this route.
-     *            'obj_id' => 10 // if this route has an object id, then this can include it (used for capability
-     *            checks).
-     *        ),
-     *        'insert_item' => '_method_for_handling_insert_item' //this can be used if all we need to have is a
-     *        handling method.
-     *        )
-     * )
-     *
-     * @abstract
-     * @return void
-     */
-    abstract protected function _set_page_routes();
-
-
-    /**
-     * _set_page_config
-     * child classes use this to define the _page_config array for all subpages handled by the class. Each key in the
-     * array corresponds to the page_route for the loaded page. Format:
-     * $this->_page_config = array(
-     *        'default' => array(
-     *            'labels' => array(
-     *                'buttons' => array(
-     *                    'add' => esc_html__('label for adding item'),
-     *                    'edit' => esc_html__('label for editing item'),
-     *                    'delete' => esc_html__('label for deleting item')
-     *                ),
-     *                'publishbox' => esc_html__('Localized Title for Publish metabox', 'event_espresso')
-     *            ), //optional an array of custom labels for various automatically generated elements to use on the
-     *            page. If this isn't present then the defaults will be used as set for the $this->_labels in
-     *            _define_page_props() method
-     *            'nav' => array(
-     *                'label' => esc_html__('Label for Tab', 'event_espresso').
-     *                'url' => 'http://someurl', //automatically generated UNLESS you define
-     *                'css_class' => 'css-class', //automatically generated UNLESS you define
-     *                'order' => 10, //required to indicate tab position.
-     *                'persistent' => false //if you want the nav tab to ONLY display when the specific route is
-     *                displayed then add this parameter.
-     *            'list_table' => 'name_of_list_table' //string for list table class to be loaded for this admin_page.
-     *            'metaboxes' => array('metabox1', 'metabox2'), //if present this key indicates we want to load
-     *            metaboxes set for eventespresso admin pages.
-     *            'has_metaboxes' => true, //this boolean flag can simply be used to indicate if the route will have
-     *            metaboxes.  Typically this is used if the 'metaboxes' index is not used because metaboxes are added
-     *            later.  We just use this flag to make sure the necessary js gets enqueued on page load.
-     *            'has_help_popups' => false //defaults(true) //this boolean flag can simply be used to indicate if the
-     *            given route has help popups setup and if it does then we need to make sure thickbox is enqueued.
-     *            'columns' => array(4, 2), //this key triggers the setup of a page that uses columns (metaboxes).  The
-     *            array indicates the max number of columns (4) and the default number of columns on page load (2).
-     *            There is an option in the "screen_options" dropdown that is setup so users can pick what columns they
-     *            want to display.
-     *            'help_tabs' => array( //this is used for adding help tabs to a page
-     *                'tab_id' => array(
-     *                    'title' => 'tab_title',
-     *                    'filename' => 'name_of_file_containing_content', //this is the primary method for setting
-     *                    help tab content.  The fallback if it isn't present is to try a the callback.  Filename
-     *                    should match a file in the admin folder's "help_tabs" dir (ie..
-     *                    events/help_tabs/name_of_file_containing_content.help_tab.php)
-     *                    'callback' => 'callback_method_for_content', //if 'filename' isn't present then system will
-     *                    attempt to use the callback which should match the name of a method in the class
-     *                    ),
-     *                'tab2_id' => array(
-     *                    'title' => 'tab2 title',
-     *                    'filename' => 'file_name_2'
-     *                    'callback' => 'callback_method_for_content',
-     *                 ),
-     *            'help_sidebar' => 'callback_for_sidebar_content', //this is used for setting up the sidebar in the
-     *            help tab area on an admin page. @link
-     *            http://make.wordpress.org/core/2011/12/06/help-and-screen-api-changes-in-3-3/
-     *            'help_tour' => array(
-     *                'name_of_help_tour_class', //all help tours shoudl be a child class of EE_Help_Tour and located
-     *                in a folder for this admin page named "help_tours", a file name matching the key given here
-     *                (name_of_help_tour_class.class.php), and class matching key given here (name_of_help_tour_class)
-     *            ),
-     *            'require_nonce' => TRUE //this is used if you want to set a route to NOT require a nonce (default is
-     *            true if it isn't present).  To remove the requirement for a nonce check when this route is visited
-     *            just set
-     *            'require_nonce' to FALSE
-     *            )
-     * )
-     *
-     * @abstract
-     * @return void
-     */
-    abstract protected function _set_page_config();
-
-
-
-
-
-    /** end sample help_tour methods **/
-    /**
-     * _add_screen_options
-     * Child classes can add any extra wp_screen_options within this method using built-in WP functions/methods for
-     * doing so. Note child classes can also define _add_screen_options_($this->_current_view) to limit screen options
-     * to a particular view.
-     *
-     * @link   http://chrismarslender.com/wp-tutorials/wordpress-screen-options-tutorial/
-     *         see also WP_Screen object documents...
-     * @link   http://codex.wordpress.org/Class_Reference/WP_Screen
-     * @abstract
-     * @return void
-     */
-    abstract protected function _add_screen_options();
-
-
-    /**
-     * _add_feature_pointers
-     * Child classes should use this method for implementing any "feature pointers" (using built-in WP styling js).
-     * Note child classes can also define _add_feature_pointers_($this->_current_view) to limit screen options to a
-     * particular view. Note: this is just a placeholder for now.  Implementation will come down the road See:
-     * WP_Internal_Pointers class in wp-admin/includes/template.php for example (its a final class so can't be
-     * extended) also see:
-     *
-     * @link   http://eamann.com/tech/wordpress-portland/
-     * @abstract
-     * @return void
-     */
-    abstract protected function _add_feature_pointers();
-
-
-    /**
-     * load_scripts_styles
-     * child classes put their wp_enqueue_script and wp_enqueue_style hooks in here for anything they need loaded for
-     * their pages/subpages.  Note this is for all pages/subpages of the system.  You can also load only specific
-     * scripts/styles per view by putting them in a dynamic function in this format
-     * (load_scripts_styles_{$this->_current_view}) which matches your page route (action request arg)
-     *
-     * @abstract
-     * @return void
-     */
-    abstract public function load_scripts_styles();
-
-
-    /**
-     * admin_init
-     * Anything that should be set/executed at 'admin_init' WP hook runtime should be put in here.  This will apply to
-     * all pages/views loaded by child class.
-     *
-     * @abstract
-     * @return void
-     */
-    abstract public function admin_init();
-
-
-    /**
-     * admin_notices
-     * Anything triggered by the 'admin_notices' WP hook should be put in here.  This particular method will apply to
-     * all pages/views loaded by child class.
-     *
-     * @abstract
-     * @return void
-     */
-    abstract public function admin_notices();
-
-
-    /**
-     * admin_footer_scripts
-     * Anything triggered by the 'admin_print_footer_scripts' WP hook should be put in here. This particular method
-     * will apply to all pages/views loaded by child class.
-     *
-     * @return void
-     */
-    abstract public function admin_footer_scripts();
-
-
-    /**
-     * admin_footer
-     * anything triggered by the 'admin_footer' WP action hook should be added to here. This particular method will
-     * apply to all pages/views loaded by child class.
-     *
-     * @return void
-     */
-    public function admin_footer()
-    {
-    }
-
-
-    /**
-     * _global_ajax_hooks
-     * all global add_action('wp_ajax_{name_of_hook}') hooks in here.
-     * Note: within the ajax callback methods.
-     *
-     * @abstract
-     * @return void
-     */
-    protected function _global_ajax_hooks()
-    {
-        // for lazy loading of metabox content
-        add_action('wp_ajax_espresso-ajax-content', array($this, 'ajax_metabox_content'), 10);
-
-        add_action(
-            'wp_ajax_espresso_hide_status_change_notice',
-            [$this, 'hideStatusChangeNotice']
-        );
-        add_action(
-            'wp_ajax_nopriv_espresso_hide_status_change_notice',
-            [$this, 'hideStatusChangeNotice']
-        );
-    }
-
-
-    public function ajax_metabox_content()
-    {
-        $contentid = isset($this->_req_data['contentid']) ? $this->_req_data['contentid'] : '';
-        $url = isset($this->_req_data['contenturl']) ? $this->_req_data['contenturl'] : '';
-        EE_Admin_Page::cached_rss_display($contentid, $url);
-        wp_die();
-    }
-
-
-    public function hideStatusChangeNotice()
-    {
-        $response = [];
-        try {
-            /** @var EventEspresso\core\admin\StatusChangeNotice $status_change_notice */
-            $status_change_notice = $this->loader->getShared('EventEspresso\core\admin\StatusChangeNotice');
-            $response['success'] = $status_change_notice->dismiss() > -1;
-        } catch (Exception $exception) {
-            $response['errors'] = $exception->getMessage();
-        }
-        echo wp_json_encode($response);
-        exit();
-    }
-
-
-    /**
-     * _page_setup
-     * Makes sure any things that need to be loaded early get handled.  We also escape early here if the page requested
-     * doesn't match the object.
-     *
-     * @final
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    final protected function _page_setup()
-    {
-        // requires?
-        // admin_init stuff - global - we're setting this REALLY early
-        // so if EE_Admin pages have to hook into other WP pages they can.
-        // But keep in mind, not everything is available from the EE_Admin Page object at this point.
-        add_action('admin_init', array($this, 'admin_init_global'), 5);
-        // next verify if we need to load anything...
-        $this->_current_page = ! empty($_GET['page']) ? sanitize_key($_GET['page']) : '';
-        $this->page_folder = strtolower(
-            str_replace(array('_Admin_Page', 'Extend_'), '', get_class($this))
-        );
-        global $ee_menu_slugs;
-        $ee_menu_slugs = (array) $ee_menu_slugs;
-        if (! defined('DOING_AJAX') && (! $this->_current_page || ! isset($ee_menu_slugs[ $this->_current_page ]))) {
-            return;
-        }
-        // becuz WP List tables have two duplicate select inputs for choosing bulk actions, we need to copy the action from the second to the first
-        if (isset($this->_req_data['action2']) && $this->_req_data['action'] === '-1') {
-            $this->_req_data['action'] = ! empty($this->_req_data['action2']) && $this->_req_data['action2'] !== '-1'
-                ? $this->_req_data['action2']
-                : $this->_req_data['action'];
-        }
-        // then set blank or -1 action values to 'default'
-        $this->_req_action = isset($this->_req_data['action'])
-                             && ! empty($this->_req_data['action'])
-                             && $this->_req_data['action'] !== '-1'
-            ? sanitize_key($this->_req_data['action'])
-            : 'default';
-        // if action is 'default' after the above BUT we have  'route' var set, then let's use the route as the action.
-        //  This covers cases where we're coming in from a list table that isn't on the default route.
-        $this->_req_action = $this->_req_action === 'default' && isset($this->_req_data['route'])
-            ? $this->_req_data['route'] : $this->_req_action;
-        // however if we are doing_ajax and we've got a 'route' set then that's what the req_action will be
-        $this->_req_action = defined('DOING_AJAX') && isset($this->_req_data['route'])
-            ? $this->_req_data['route']
-            : $this->_req_action;
-        $this->_current_view = $this->_req_action;
-        $this->_req_nonce = $this->_req_action . '_nonce';
-        $this->_define_page_props();
-        $this->_current_page_view_url = add_query_arg(
-            array('page' => $this->_current_page, 'action' => $this->_current_view),
-            $this->_admin_base_url
-        );
-        // default things
-        $this->_default_espresso_metaboxes = array(
-            '_espresso_news_post_box',
-            '_espresso_links_post_box',
-            '_espresso_ratings_request',
-            '_espresso_sponsors_post_box',
-        );
-        // set page configs
-        $this->_set_page_routes();
-        $this->_set_page_config();
-        // let's include any referrer data in our default_query_args for this route for "stickiness".
-        if (isset($this->_req_data['wp_referer'])) {
-            $this->_default_route_query_args['wp_referer'] = $this->_req_data['wp_referer'];
-        }
-        // for caffeinated and other extended functionality.
-        //  If there is a _extend_page_config method
-        // then let's run that to modify the all the various page configuration arrays
-        if (method_exists($this, '_extend_page_config')) {
-            $this->_extend_page_config();
-        }
-        // for CPT and other extended functionality.
-        // If there is an _extend_page_config_for_cpt
-        // then let's run that to modify all the various page configuration arrays.
-        if (method_exists($this, '_extend_page_config_for_cpt')) {
-            $this->_extend_page_config_for_cpt();
-        }
-        // filter routes and page_config so addons can add their stuff. Filtering done per class
-        $this->_page_routes = apply_filters(
-            'FHEE__' . get_class($this) . '__page_setup__page_routes',
-            $this->_page_routes,
-            $this
-        );
-        $this->_page_config = apply_filters(
-            'FHEE__' . get_class($this) . '__page_setup__page_config',
-            $this->_page_config,
-            $this
-        );
-        // if AHEE__EE_Admin_Page__route_admin_request_$this->_current_view method is present
-        // then we call it hooked into the AHEE__EE_Admin_Page__route_admin_request action
-        if (method_exists($this, 'AHEE__EE_Admin_Page__route_admin_request_' . $this->_current_view)) {
-            add_action(
-                'AHEE__EE_Admin_Page__route_admin_request',
-                array($this, 'AHEE__EE_Admin_Page__route_admin_request_' . $this->_current_view),
-                10,
-                2
-            );
-        }
-        // next route only if routing enabled
-        if ($this->_routing && ! defined('DOING_AJAX')) {
-            $this->_verify_routes();
-            // next let's just check user_access and kill if no access
-            $this->check_user_access();
-            if ($this->_is_UI_request) {
-                // admin_init stuff - global, all views for this page class, specific view
-                add_action('admin_init', array($this, 'admin_init'), 10);
-                if (method_exists($this, 'admin_init_' . $this->_current_view)) {
-                    add_action('admin_init', array($this, 'admin_init_' . $this->_current_view), 15);
-                }
-            } else {
-                // hijack regular WP loading and route admin request immediately
-                @ini_set('memory_limit', apply_filters('admin_memory_limit', WP_MAX_MEMORY_LIMIT));
-                $this->route_admin_request();
-            }
-        }
-    }
-
-
-    /**
-     * Provides a way for related child admin pages to load stuff on the loaded admin page.
-     *
-     * @return void
-     * @throws EE_Error
-     */
-    private function _do_other_page_hooks()
-    {
-        $registered_pages = apply_filters('FHEE_do_other_page_hooks_' . $this->page_slug, array());
-        foreach ($registered_pages as $page) {
-            // now let's setup the file name and class that should be present
-            $classname = str_replace('.class.php', '', $page);
-            // autoloaders should take care of loading file
-            if (! class_exists($classname)) {
-                $error_msg[] = sprintf(
-                    esc_html__(
-                        'Something went wrong with loading the %s admin hooks page.',
-                        'event_espresso'
-                    ),
-                    $page
-                );
-                $error_msg[] = $error_msg[0]
-                               . "\r\n"
-                               . sprintf(
-                                   esc_html__(
-                                       'There is no class in place for the %1$s admin hooks page.%2$sMake sure you have %3$s defined. If this is a non-EE-core admin page then you also must have an autoloader in place for your class',
-                                       'event_espresso'
-                                   ),
-                                   $page,
-                                   '<br />',
-                                   '<strong>' . $classname . '</strong>'
-                               );
-                throw new EE_Error(implode('||', $error_msg));
-            }
-            // // notice we are passing the instance of this class to the hook object.
-            $this->loader->getShared($classname, [$this]);
-        }
-    }
-
-
-    /**
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @since $VID:$
-     */
-    public function load_page_dependencies()
-    {
-        try {
-            $this->_load_page_dependencies();
-        } catch (EE_Error $e) {
-            $e->get_error();
-        }
-    }
-
-
-    /**
-     * load_page_dependencies
-     * loads things specific to this page class when its loaded.  Really helps with efficiency.
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _load_page_dependencies()
-    {
-        // let's set the current_screen and screen options to override what WP set
-        $this->_current_screen = get_current_screen();
-        // load admin_notices - global, page class, and view specific
-        add_action('admin_notices', array($this, 'admin_notices_global'), 5);
-        add_action('admin_notices', array($this, 'admin_notices'), 10);
-        if (method_exists($this, 'admin_notices_' . $this->_current_view)) {
-            add_action('admin_notices', array($this, 'admin_notices_' . $this->_current_view), 15);
-        }
-        // load network admin_notices - global, page class, and view specific
-        add_action('network_admin_notices', array($this, 'network_admin_notices_global'), 5);
-        if (method_exists($this, 'network_admin_notices_' . $this->_current_view)) {
-            add_action('network_admin_notices', array($this, 'network_admin_notices_' . $this->_current_view));
-        }
-        // this will save any per_page screen options if they are present
-        $this->_set_per_page_screen_options();
-        // setup list table properties
-        $this->_set_list_table();
-        // child classes can "register" a metabox to be automatically handled via the _page_config array property.
-        // However in some cases the metaboxes will need to be added within a route handling callback.
-        $this->_add_registered_meta_boxes();
-        $this->_add_screen_columns();
-        // add screen options - global, page child class, and view specific
-        $this->_add_global_screen_options();
-        $this->_add_screen_options();
-        $add_screen_options = "_add_screen_options_{$this->_current_view}";
-        if (method_exists($this, $add_screen_options)) {
-            $this->{$add_screen_options}();
-        }
-        // add help tab(s) and tours- set via page_config and qtips.
-        // $this->_add_help_tour();
-        $this->_add_help_tabs();
-        $this->_add_qtips();
-        // add feature_pointers - global, page child class, and view specific
-        $this->_add_feature_pointers();
-        $this->_add_global_feature_pointers();
-        $add_feature_pointer = "_add_feature_pointer_{$this->_current_view}";
-        if (method_exists($this, $add_feature_pointer)) {
-            $this->{$add_feature_pointer}();
-        }
-        // enqueue scripts/styles - global, page class, and view specific
-        add_action('admin_enqueue_scripts', array($this, 'load_global_scripts_styles'), 5);
-        add_action('admin_enqueue_scripts', array($this, 'load_scripts_styles'), 10);
-        if (method_exists($this, "load_scripts_styles_{$this->_current_view}")) {
-            add_action('admin_enqueue_scripts', array($this, "load_scripts_styles_{$this->_current_view}"), 15);
-        }
-        add_action('admin_enqueue_scripts', array($this, 'admin_footer_scripts_eei18n_js_strings'), 100);
-        // admin_print_footer_scripts - global, page child class, and view specific.
-        // NOTE, despite the name, whenever possible, scripts should NOT be loaded using this.
-        // In most cases that's doing_it_wrong().  But adding hidden container elements etc.
-        // is a good use case. Notice the late priority we're giving these
-        add_action('admin_print_footer_scripts', array($this, 'admin_footer_scripts_global'), 99);
-        add_action('admin_print_footer_scripts', array($this, 'admin_footer_scripts'), 100);
-        if (method_exists($this, "admin_footer_scripts_{$this->_current_view}")) {
-            add_action('admin_print_footer_scripts', array($this, "admin_footer_scripts_{$this->_current_view}"), 101);
-        }
-        // admin footer scripts
-        add_action('admin_footer', array($this, 'admin_footer_global'), 99);
-        add_action('admin_footer', array($this, 'admin_footer'), 100);
-        if (method_exists($this, "admin_footer_{$this->_current_view}")) {
-            add_action('admin_footer', array($this, "admin_footer_{$this->_current_view}"), 101);
-        }
-        do_action('FHEE__EE_Admin_Page___load_page_dependencies__after_load', $this->page_slug);
-        // targeted hook
-        do_action(
-            "FHEE__EE_Admin_Page___load_page_dependencies__after_load__{$this->page_slug}__{$this->_req_action}"
-        );
-    }
-
-
-    /**
-     * _set_defaults
-     * This sets some global defaults for class properties.
-     */
-    private function _set_defaults()
-    {
-        $this->_current_screen = $this->_admin_page_title = $this->_req_action = $this->_req_nonce = null;
-        $this->_event = $this->_template_path = $this->_column_template_path = null;
-        $this->_nav_tabs = $this->_views = $this->_page_routes = array();
-        $this->_page_config = $this->_default_route_query_args = array();
-        $this->_default_nav_tab_name = 'overview';
-        // init template args
-        $this->_template_args = array(
-            'admin_page_header'  => '',
-            'admin_page_content' => '',
-            'post_body_content'  => '',
-            'before_list_table'  => '',
-            'after_list_table'   => '',
-        );
-    }
-
-
-    /**
-     * route_admin_request
-     *
-     * @see    _route_admin_request()
-     * @return exception|void error
-     * @throws InvalidArgumentException
-     * @throws InvalidInterfaceException
-     * @throws InvalidDataTypeException
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function route_admin_request()
-    {
-        try {
-            $this->_route_admin_request();
-        } catch (EE_Error $e) {
-            $e->get_error();
-        }
-    }
-
-
-    public function set_wp_page_slug($wp_page_slug)
-    {
-        $this->_wp_page_slug = $wp_page_slug;
-        // if in network admin then we need to append "-network" to the page slug. Why? Because that's how WP rolls...
-        if (is_network_admin()) {
-            $this->_wp_page_slug .= '-network';
-        }
-    }
-
-
-    /**
-     * _verify_routes
-     * All this method does is verify the incoming request and make sure that routes exist for it.  We do this early so
-     * we know if we need to drop out.
-     *
-     * @return bool
-     * @throws EE_Error
-     */
-    protected function _verify_routes()
-    {
-        if (! $this->_current_page && ! defined('DOING_AJAX')) {
-            return false;
-        }
-        $this->_route = false;
-        // check that the page_routes array is not empty
-        if (empty($this->_page_routes)) {
-            // user error msg
-            $error_msg = sprintf(
-                esc_html__('No page routes have been set for the %s admin page.', 'event_espresso'),
-                $this->_admin_page_title
-            );
-            // developer error msg
-            $error_msg .= '||' . $error_msg
-                          . esc_html__(
-                              ' Make sure the "set_page_routes()" method exists, and is setting the "_page_routes" array properly.',
-                              'event_espresso'
-                          );
-            throw new EE_Error($error_msg);
-        }
-        // and that the requested page route exists
-        if (array_key_exists($this->_req_action, $this->_page_routes)) {
-            $this->_route = $this->_page_routes[ $this->_req_action ];
-            $this->_route_config = isset($this->_page_config[ $this->_req_action ])
-                ? $this->_page_config[ $this->_req_action ] : array();
-        } else {
-            // user error msg
-            $error_msg = sprintf(
-                esc_html__(
-                    'The requested page route does not exist for the %s admin page.',
-                    'event_espresso'
-                ),
-                $this->_admin_page_title
-            );
-            // developer error msg
-            $error_msg .= '||' . $error_msg
-                          . sprintf(
-                              esc_html__(
-                                  ' Create a key in the "_page_routes" array named "%s" and set its value to the appropriate method.',
-                                  'event_espresso'
-                              ),
-                              $this->_req_action
-                          );
-            throw new EE_Error($error_msg);
-        }
-        // and that a default route exists
-        if (! array_key_exists('default', $this->_page_routes)) {
-            // user error msg
-            $error_msg = sprintf(
-                esc_html__(
-                    'A default page route has not been set for the % admin page.',
-                    'event_espresso'
-                ),
-                $this->_admin_page_title
-            );
-            // developer error msg
-            $error_msg .= '||' . $error_msg
-                          . esc_html__(
-                              ' Create a key in the "_page_routes" array named "default" and set its value to your default page method.',
-                              'event_espresso'
-                          );
-            throw new EE_Error($error_msg);
-        }
-
-        // first lets' catch if the UI request has EVER been set.
-        if ($this->_is_UI_request === null) {
-            // lets set if this is a UI request or not.
-            $this->_is_UI_request = ! isset($this->_req_data['noheader']) || $this->_req_data['noheader'] !== true;
-            // wait a minute... we might have a noheader in the route array
-            $this->_is_UI_request = is_array($this->_route)
-                                    && isset($this->_route['noheader'])
-                                    && $this->_route['noheader'] ? false : $this->_is_UI_request;
-        }
-        $this->_set_current_labels();
-        return true;
-    }
-
-
-    /**
-     * this method simply verifies a given route and makes sure its an actual route available for the loaded page
-     *
-     * @param  string $route the route name we're verifying
-     * @return mixed (bool|Exception)      we'll throw an exception if this isn't a valid route.
-     * @throws EE_Error
-     */
-    protected function _verify_route($route)
-    {
-        if (array_key_exists($this->_req_action, $this->_page_routes)) {
-            return true;
-        }
-        // user error msg
-        $error_msg = sprintf(
-            esc_html__('The given page route does not exist for the %s admin page.', 'event_espresso'),
-            $this->_admin_page_title
-        );
-        // developer error msg
-        $error_msg .= '||' . $error_msg
-                      . sprintf(
-                          esc_html__(
-                              ' Check the route you are using in your method (%s) and make sure it matches a route set in your "_page_routes" array property',
-                              'event_espresso'
-                          ),
-                          $route
-                      );
-        throw new EE_Error($error_msg);
-    }
-
-
-    /**
-     * perform nonce verification
-     * This method has be encapsulated here so that any ajax requests that bypass normal routes can verify their nonces
-     * using this method (and save retyping!)
-     *
-     * @param string $nonce     The nonce sent
-     * @param string $nonce_ref The nonce reference string (name0)
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _verify_nonce($nonce, $nonce_ref)
-    {
-        // verify nonce against expected value
-        if (! wp_verify_nonce($nonce, $nonce_ref)) {
-            // these are not the droids you are looking for !!!
-            $msg = sprintf(
-                esc_html__('%sNonce Fail.%s', 'event_espresso'),
-                '<a href="http://www.youtube.com/watch?v=56_S0WeTkzs">',
-                '</a>'
-            );
-            if (WP_DEBUG) {
-                $msg .= "\n  "
-                        . sprintf(
-                            esc_html__(
-                                'In order to dynamically generate nonces for your actions, use the %s::add_query_args_and_nonce() method. May the Nonce be with you!',
-                                'event_espresso'
-                            ),
-                            EE_Admin_Page::class
-                        );
-            }
-            if (! defined('DOING_AJAX')) {
-                wp_die($msg);
-            } else {
-                EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
-                $this->_return_json();
-            }
-        }
-    }
-
-
-    /**
-     * _route_admin_request()
-     * Meat and potatoes of the class.  Basically, this dude checks out what's being requested and sees if there are
-     * some doodads to work the magic and handle the flingjangy. Translation:  Checks if the requested action is listed
-     * in the page routes and then will try to load the corresponding method.
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _route_admin_request()
-    {
-        if (! $this->_is_UI_request) {
-            $this->_verify_routes();
-        }
-        $nonce_check = isset($this->_route_config['require_nonce'])
-            ? $this->_route_config['require_nonce']
-            : true;
-        if ($this->_req_action !== 'default' && $nonce_check) {
-            // set nonce from post data
-            $nonce = isset($this->_req_data[ $this->_req_nonce ])
-                ? sanitize_text_field($this->_req_data[ $this->_req_nonce ])
-                : '';
-            $this->_verify_nonce($nonce, $this->_req_nonce);
-        }
-        // set the nav_tabs array but ONLY if this is  UI_request
-        if ($this->_is_UI_request) {
-            $this->_set_nav_tabs();
-        }
-        // grab callback function
-        $func = is_array($this->_route) && isset($this->_route['func']) ? $this->_route['func'] : $this->_route;
-        // check if callback has args
-        $args = is_array($this->_route) && isset($this->_route['args']) ? $this->_route['args'] : array();
-        $error_msg = '';
-        // action right before calling route
-        // (hook is something like 'AHEE__Registrations_Admin_Page__route_admin_request')
-        if (! did_action('AHEE__EE_Admin_Page__route_admin_request')) {
-            do_action('AHEE__EE_Admin_Page__route_admin_request', $this->_current_view, $this);
-        }
-        // right before calling the route, let's remove _wp_http_referer from the
-        // $_SERVER[REQUEST_URI] global (its now in _req_data for route processing).
-        $_SERVER['REQUEST_URI'] = remove_query_arg(
-            '_wp_http_referer',
-            wp_unslash($_SERVER['REQUEST_URI'])
-        );
-        if (! empty($func)) {
-            if (is_array($func)) {
-                list($class, $method) = $func;
-            } elseif (strpos($func, '::') !== false) {
-                list($class, $method) = explode('::', $func);
-            } else {
-                $class = $this;
-                $method = $func;
-            }
-            if (! (is_object($class) && $class === $this)) {
-                // send along this admin page object for access by addons.
-                $args['admin_page_object'] = $this;
-            }
-            // is it a method on a class that doesn't work?
-            if (
-                ((method_exists($class, $method)
-                  && call_user_func_array(array($class, $method), $args) === false)
-                 && (// is it a standalone function that doesn't work?
-                     function_exists($method)
-                     && call_user_func_array(
-                         $func,
-                         array_merge(array('admin_page_object' => $this), $args)
-                     ) === false
-                 )) || (// is it neither a class method NOR a standalone function?
-                    ! function_exists($method)
-                    && ! method_exists($class, $method)
-                )
-            ) {
-                // user error msg
-                $error_msg = esc_html__(
-                    'An error occurred. The  requested page route could not be found.',
-                    'event_espresso'
-                );
-                // developer error msg
-                $error_msg .= '||';
-                $error_msg .= sprintf(
-                    esc_html__(
-                        'Page route "%s" could not be called. Check that the spelling for method names and actions in the "_page_routes" array are all correct.',
-                        'event_espresso'
-                    ),
-                    $method
-                );
-            }
-            if (! empty($error_msg)) {
-                throw new EE_Error($error_msg);
-            }
-        }
-        // if we've routed and this route has a no headers route AND a sent_headers_route,
-        // then we need to reset the routing properties to the new route.
-        // now if UI request is FALSE and noheader is true AND we have a headers_sent_route in the route array then let's set UI_request to true because the no header route has a second func after headers have been sent.
-        if (
-            $this->_is_UI_request === false
-            && is_array($this->_route)
-            && ! empty($this->_route['headers_sent_route'])
-        ) {
-            $this->_reset_routing_properties($this->_route['headers_sent_route']);
-        }
-    }
-
-
-    /**
-     * This method just allows the resetting of page properties in the case where a no headers
-     * route redirects to a headers route in its route config.
-     *
-     * @since   4.3.0
-     * @param  string $new_route New (non header) route to redirect to.
-     * @return   void
-     * @throws ReflectionException
-     * @throws InvalidArgumentException
-     * @throws InvalidInterfaceException
-     * @throws InvalidDataTypeException
-     * @throws EE_Error
-     */
-    protected function _reset_routing_properties($new_route)
-    {
-        $this->_is_UI_request = true;
-        // now we set the current route to whatever the headers_sent_route is set at
-        $this->_req_data['action'] = $new_route;
-        // rerun page setup
-        $this->_page_setup();
-    }
-
-
-    /**
-     * _add_query_arg
-     * adds nonce to array of arguments then calls WP add_query_arg function
-     *(internally just uses EEH_URL's function with the same name)
-     *
-     * @param array  $args
-     * @param string $url
-     * @param bool   $sticky                  if true, then the existing Request params will be appended to the
-     *                                        generated url in an associative array indexed by the key 'wp_referer';
-     *                                        Example usage: If the current page is:
-     *                                        http://mydomain.com/wp-admin/admin.php?page=espresso_registrations
-     *                                        &action=default&event_id=20&month_range=March%202015
-     *                                        &_wpnonce=5467821
-     *                                        and you call:
-     *                                        EE_Admin_Page::add_query_args_and_nonce(
-     *                                        array(
-     *                                        'action' => 'resend_something',
-     *                                        'page=>espresso_registrations'
-     *                                        ),
-     *                                        $some_url,
-     *                                        true
-     *                                        );
-     *                                        It will produce a url in this structure:
-     *                                        http://{$some_url}/?page=espresso_registrations&action=resend_something
-     *                                        &wp_referer[action]=default&wp_referer[event_id]=20&wpreferer[
-     *                                        month_range]=March%202015
-     * @param   bool $exclude_nonce           If true, the the nonce will be excluded from the generated nonce.
-     * @return string
-     */
-    public static function add_query_args_and_nonce(
-        $args = array(),
-        $url = '',
-        $sticky = false,
-        $exclude_nonce = false
-    ) {
-        // if there is a _wp_http_referer include the values from the request but only if sticky = true
-        if ($sticky) {
-            $request = $_REQUEST;
-            unset($request['_wp_http_referer'], $request['wp_referer']);
-            foreach ($request as $key => $value) {
-                // do not add nonces
-                if (strpos($key, 'nonce') !== false) {
-                    continue;
-                }
-                $args[ 'wp_referer[' . $key . ']' ] = $value;
-            }
-        }
-        return EEH_URL::add_query_args_and_nonce($args, $url, $exclude_nonce);
-    }
-
-
-    /**
-     * This returns a generated link that will load the related help tab.
-     *
-     * @param  string $help_tab_id the id for the connected help tab
-     * @param  string $icon_style  (optional) include css class for the style you want to use for the help icon.
-     * @param  string $help_text   (optional) send help text you want to use for the link if default not to be used
-     * @uses EEH_Template::get_help_tab_link()
-     * @return string              generated link
-     */
-    protected function _get_help_tab_link($help_tab_id, $icon_style = '', $help_text = '')
-    {
-        return EEH_Template::get_help_tab_link(
-            $help_tab_id,
-            $this->page_slug,
-            $this->_req_action,
-            $icon_style,
-            $help_text
-        );
-    }
-
-
-    /**
-     * _add_help_tabs
-     * Note child classes define their help tabs within the page_config array.
-     *
-     * @link   http://codex.wordpress.org/Function_Reference/add_help_tab
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function _add_help_tabs()
-    {
-        $tour_buttons = '';
-        if (isset($this->_page_config[ $this->_req_action ])) {
-            $config = $this->_page_config[ $this->_req_action ];
-            // disabled temporarily. see: https://github.com/eventespresso/eventsmart.com-website/issues/836
-            // is there a help tour for the current route?  if there is let's setup the tour buttons
-            // if (isset($this->_help_tour[ $this->_req_action ])) {
-            //     $tb = array();
-            //     $tour_buttons = '<div class="ee-abs-container"><div class="ee-help-tour-restart-buttons">';
-            //     foreach ($this->_help_tour['tours'] as $tour) {
-            //         // if this is the end tour then we don't need to setup a button
-            //         if ($tour instanceof EE_Help_Tour_final_stop || ! $tour instanceof EE_Help_Tour) {
-            //             continue;
-            //         }
-            //         $tb[] = '<button id="trigger-tour-'
-            //                 . $tour->get_slug()
-            //                 . '" class="button-primary trigger-ee-help-tour">'
-            //                 . $tour->get_label()
-            //                 . '</button>';
-            //     }
-            //     $tour_buttons .= implode('<br />', $tb);
-            //     $tour_buttons .= '</div></div>';
-            // }
-            // let's see if there is a help_sidebar set for the current route and we'll set that up for usage as well.
-            if (is_array($config) && isset($config['help_sidebar'])) {
-                // check that the callback given is valid
-                if (! method_exists($this, $config['help_sidebar'])) {
-                    throw new EE_Error(
-                        sprintf(
-                            esc_html__(
-                                'The _page_config array has a callback set for the "help_sidebar" option.  However the callback given (%s) is not a valid callback.  Doublecheck the spelling and make sure this method exists for the class %s',
-                                'event_espresso'
-                            ),
-                            $config['help_sidebar'],
-                            get_class($this)
-                        )
-                    );
-                }
-                $content = apply_filters(
-                    'FHEE__' . get_class($this) . '__add_help_tabs__help_sidebar',
-                    $this->{$config['help_sidebar']}()
-                );
-                $content .= $tour_buttons; // add help tour buttons.
-                // do we have any help tours setup?  Cause if we do we want to add the buttons
-                $this->_current_screen->set_help_sidebar($content);
-            }
-            // if there ARE tour buttons...
-            if (! empty($tour_buttons)) {
-                // if we DON'T have config help sidebar then we'll just add the tour buttons to the sidebar.
-                if (! isset($config['help_sidebar'])) {
-                    $this->_current_screen->set_help_sidebar($tour_buttons);
-                }
-                // handle if no help_tabs are set so the sidebar will still show for the help tour buttons
-                if (! isset($config['help_tabs'])) {
-                    $_ht['id'] = $this->page_slug;
-                    $_ht['title'] = esc_html__('Help Tours', 'event_espresso');
-                    $_ht['content'] = '<p>'
-                                      . esc_html__(
-                                          'The buttons to the right allow you to start/restart any help tours available for this page',
-                                          'event_espresso'
-                                      ) . '</p>';
-                    $this->_current_screen->add_help_tab($_ht);
-                }
-            }
-            if (! isset($config['help_tabs'])) {
-                return;
-            } //no help tabs for this route
-            foreach ((array) $config['help_tabs'] as $tab_id => $cfg) {
-                // we're here so there ARE help tabs!
-                // make sure we've got what we need
-                if (! isset($cfg['title'])) {
-                    throw new EE_Error(
-                        esc_html__(
-                            'The _page_config array is not set up properly for help tabs.  It is missing a title',
-                            'event_espresso'
-                        )
-                    );
-                }
-                if (! isset($cfg['filename']) && ! isset($cfg['callback']) && ! isset($cfg['content'])) {
-                    throw new EE_Error(
-                        esc_html__(
-                            'The _page_config array is not setup properly for help tabs. It is missing a either a filename reference, or a callback reference or a content reference so there is no way to know the content for the help tab',
-                            'event_espresso'
-                        )
-                    );
-                }
-                // first priority goes to content.
-                if (! empty($cfg['content'])) {
-                    $content = ! empty($cfg['content']) ? $cfg['content'] : null;
-                    // second priority goes to filename
-                } elseif (! empty($cfg['filename'])) {
-                    $file_path = $this->_get_dir() . '/help_tabs/' . $cfg['filename'] . '.help_tab.php';
-                    // it's possible that the file is located on decaf route (and above sets up for caf route, if this is the case then lets check decaf route too)
-                    $file_path = ! is_readable($file_path) ? EE_ADMIN_PAGES
-                                                             . basename($this->_get_dir())
-                                                             . '/help_tabs/'
-                                                             . $cfg['filename']
-                                                             . '.help_tab.php' : $file_path;
-                    // if file is STILL not readable then let's do a EE_Error so its more graceful than a fatal error.
-                    if (! isset($cfg['callback']) && ! is_readable($file_path)) {
-                        EE_Error::add_error(
-                            sprintf(
-                                esc_html__(
-                                    'The filename given for the help tab %s is not a valid file and there is no other configuration for the tab content.  Please check that the string you set for the help tab on this route (%s) is the correct spelling.  The file should be in %s',
-                                    'event_espresso'
-                                ),
-                                $tab_id,
-                                key($config),
-                                $file_path
-                            ),
-                            __FILE__,
-                            __FUNCTION__,
-                            __LINE__
-                        );
-                        return;
-                    }
-                    $template_args['admin_page_obj'] = $this;
-                    $content = EEH_Template::display_template(
-                        $file_path,
-                        $template_args,
-                        true
-                    );
-                } else {
-                    $content = '';
-                }
-                // check if callback is valid
-                if (
-                    empty($content) && (
-                        ! isset($cfg['callback']) || ! method_exists($this, $cfg['callback'])
-                    )
-                ) {
-                    EE_Error::add_error(
-                        sprintf(
-                            esc_html__(
-                                'The callback given for a %s help tab on this page does not content OR a corresponding method for generating the content.  Check the spelling or make sure the method is present.',
-                                'event_espresso'
-                            ),
-                            $cfg['title']
-                        ),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                    return;
-                }
-                // setup config array for help tab method
-                $id = $this->page_slug . '-' . $this->_req_action . '-' . $tab_id;
-                $_ht = array(
-                    'id'       => $id,
-                    'title'    => $cfg['title'],
-                    'callback' => isset($cfg['callback']) && empty($content) ? array($this, $cfg['callback']) : null,
-                    'content'  => $content,
-                );
-                $this->_current_screen->add_help_tab($_ht);
-            }
-        }
-    }
-
-
-    /**
-     * This basically checks loaded $_page_config property to see if there are any help_tours defined.  "help_tours" is
-     * an array with properties for setting up usage of the joyride plugin
-     *
-     * @link   http://zurb.com/playground/jquery-joyride-feature-tour-plugin
-     * @see    instructions regarding the format and construction of the "help_tour" array element is found in the
-     *         _set_page_config() comments
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function _add_help_tour()
-    {
-        // disabled temporarily. see: https://github.com/eventespresso/eventsmart.com-website/issues/836
-        // $tours = array();
-        // $this->_help_tour = array();
-        // // exit early if help tours are turned off globally
-        // if ((defined('EE_DISABLE_HELP_TOURS') && EE_DISABLE_HELP_TOURS)
-        //     || ! EE_Registry::instance()->CFG->admin->help_tour_activation
-        // ) {
-        //     return;
-        // }
-        // // loop through _page_config to find any help_tour defined
-        // foreach ($this->_page_config as $route => $config) {
-        //     // we're only going to set things up for this route
-        //     if ($route !== $this->_req_action) {
-        //         continue;
-        //     }
-        //     if (isset($config['help_tour'])) {
-        //         foreach ($config['help_tour'] as $tour) {
-        //             $file_path = $this->_get_dir() . '/help_tours/' . $tour . '.class.php';
-        //             // let's see if we can get that file...
-        //             // if not its possible this is a decaf route not set in caffeinated
-        //             // so lets try and get the caffeinated equivalent
-        //             $file_path = ! is_readable($file_path) ? EE_ADMIN_PAGES
-        //                                                      . basename($this->_get_dir())
-        //                                                      . '/help_tours/'
-        //                                                      . $tour
-        //                                                      . '.class.php' : $file_path;
-        //             // if file is STILL not readable then let's do a EE_Error so its more graceful than a fatal error.
-        //             if (! is_readable($file_path)) {
-        //                 EE_Error::add_error(
-        //                     sprintf(
-        //                         esc_html__(
-        //                             'The file path given for the help tour (%s) is not a valid path.  Please check that the string you set for the help tour on this route (%s) is the correct spelling',
-        //                             'event_espresso'
-        //                         ),
-        //                         $file_path,
-        //                         $tour
-        //                     ),
-        //                     __FILE__,
-        //                     __FUNCTION__,
-        //                     __LINE__
-        //                 );
-        //                 return;
-        //             }
-        //             require_once $file_path;
-        //             if (! class_exists($tour)) {
-        //                 $error_msg[] = sprintf(
-        //                     esc_html__('Something went wrong with loading the %s Help Tour Class.', 'event_espresso'),
-        //                     $tour
-        //                 );
-        //                 $error_msg[] = $error_msg[0] . "\r\n"
-        //                                . sprintf(
-        //                                    esc_html__(
-        //                                        'There is no class in place for the %s help tour.%s Make sure you have <strong>%s</strong> defined in the "help_tour" array for the %s route of the % admin page.',
-        //                                        'event_espresso'
-        //                                    ),
-        //                                    $tour,
-        //                                    '<br />',
-        //                                    $tour,
-        //                                    $this->_req_action,
-        //                                    get_class($this)
-        //                                );
-        //                 throw new EE_Error(implode('||', $error_msg));
-        //             }
-        //             $tour_obj = new $tour($this->_is_caf);
-        //             $tours[] = $tour_obj;
-        //             $this->_help_tour[ $route ][] = EEH_Template::help_tour_stops_generator($tour_obj);
-        //         }
-        //         // let's inject the end tour stop element common to all pages... this will only get seen once per machine.
-        //         $end_stop_tour = new EE_Help_Tour_final_stop($this->_is_caf);
-        //         $tours[] = $end_stop_tour;
-        //         $this->_help_tour[ $route ][] = EEH_Template::help_tour_stops_generator($end_stop_tour);
-        //     }
-        // }
-        //
-        // if (! empty($tours)) {
-        //     $this->_help_tour['tours'] = $tours;
-        // }
-        // // that's it!  Now that the $_help_tours property is set (or not)
-        // // the scripts and html should be taken care of automatically.
-        //
-        // /**
-        //  * Allow extending the help tours variable.
-        //  *
-        //  * @param Array $_help_tour The array containing all help tour information to be displayed.
-        //  */
-        // $this->_help_tour = apply_filters('FHEE__EE_Admin_Page___add_help_tour___help_tour', $this->_help_tour);
-    }
-
-
-    /**
-     * This simply sets up any qtips that have been defined in the page config
-     *
-     * @return void
-     * @throws ReflectionException
-     * @throws EE_Error
-     */
-    protected function _add_qtips()
-    {
-        if (isset($this->_route_config['qtips'])) {
-            $qtips = (array) $this->_route_config['qtips'];
-            // load qtip loader
-            $path = array(
-                $this->_get_dir() . '/qtips/',
-                EE_ADMIN_PAGES . basename($this->_get_dir()) . '/qtips/',
-            );
-            $qtip_loader = EEH_Qtip_Loader::instance();
-            if ($qtip_loader instanceof EEH_Qtip_Loader) {
-                $qtip_loader->register($qtips, $path);
-            }
-        }
-    }
-
-
-    /**
-     * _set_nav_tabs
-     * This sets up the nav tabs from the page_routes array.  This method can be overwritten by child classes if you
-     * wish to add additional tabs or modify accordingly.
-     *
-     * @return void
-     * @throws InvalidArgumentException
-     * @throws InvalidInterfaceException
-     * @throws InvalidDataTypeException
-     */
-    protected function _set_nav_tabs()
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $i = 0;
-        foreach ($this->_page_config as $slug => $config) {
-            if (
-                ! is_array($config)
-                || (
-                    is_array($config)
-                    && (
-                        (isset($config['nav']) && ! $config['nav'])
-                        || ! isset($config['nav'])
-                    )
-                )
-            ) {
-                continue;
-            }
-            // no nav tab for this config
-            // check for persistent flag
-            if ($slug !== $this->_req_action && isset($config['nav']['persistent']) && ! $config['nav']['persistent']) {
-                // nav tab is only to appear when route requested.
-                continue;
-            }
-            if (! $this->check_user_access($slug, true)) {
-                // no nav tab because current user does not have access.
-                continue;
-            }
-            $css_class = isset($config['css_class']) ? $config['css_class'] . ' ' : '';
-            $this->_nav_tabs[ $slug ] = array(
-                'url'       => isset($config['nav']['url'])
-                    ? $config['nav']['url']
-                    : EE_Admin_Page::add_query_args_and_nonce(
-                        array('action' => $slug),
-                        $this->_admin_base_url
-                    ),
-                'link_text' => isset($config['nav']['label'])
-                    ? $config['nav']['label']
-                    : ucwords(
-                        str_replace('_', ' ', $slug)
-                    ),
-                'css_class' => $this->_req_action === $slug ? $css_class . 'nav-tab-active' : $css_class,
-                'order'     => isset($config['nav']['order']) ? $config['nav']['order'] : $i,
-            );
-            $i++;
-        }
-        // if $this->_nav_tabs is empty then lets set the default
-        if (empty($this->_nav_tabs)) {
-            $this->_nav_tabs[ $this->_default_nav_tab_name ] = array(
-                'url'       => $this->_admin_base_url,
-                'link_text' => ucwords(str_replace('_', ' ', $this->_default_nav_tab_name)),
-                'css_class' => 'nav-tab-active',
-                'order'     => 10,
-            );
-        }
-        // now let's sort the tabs according to order
-        usort($this->_nav_tabs, array($this, '_sort_nav_tabs'));
-    }
-
-
-    /**
-     * _set_current_labels
-     * This method modifies the _labels property with any optional specific labels indicated in the _page_routes
-     * property array
-     *
-     * @return void
-     */
-    private function _set_current_labels()
-    {
-        if (is_array($this->_route_config) && isset($this->_route_config['labels'])) {
-            foreach ($this->_route_config['labels'] as $label => $text) {
-                if (is_array($text)) {
-                    foreach ($text as $sublabel => $subtext) {
-                        $this->_labels[ $label ][ $sublabel ] = $subtext;
-                    }
-                } else {
-                    $this->_labels[ $label ] = $text;
-                }
-            }
-        }
-    }
-
-
-    /**
-     *        verifies user access for this admin page
-     *
-     * @param string $route_to_check if present then the capability for the route matching this string is checked.
-     * @param bool   $verify_only    Default is FALSE which means if user check fails then wp_die().  Otherwise just
-     *                               return false if verify fail.
-     * @return bool
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function check_user_access($route_to_check = '', $verify_only = false)
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $route_to_check = empty($route_to_check) ? $this->_req_action : $route_to_check;
-        $capability = ! empty($route_to_check) && isset($this->_page_routes[ $route_to_check ])
-                      && is_array(
-                          $this->_page_routes[ $route_to_check ]
-                      )
-                      && ! empty($this->_page_routes[ $route_to_check ]['capability'])
-            ? $this->_page_routes[ $route_to_check ]['capability'] : null;
-        if (empty($capability) && empty($route_to_check)) {
-            $capability = is_array($this->_route) && empty($this->_route['capability']) ? 'manage_options'
-                : $this->_route['capability'];
-        } else {
-            $capability = empty($capability) ? 'manage_options' : $capability;
-        }
-        $id = is_array($this->_route) && ! empty($this->_route['obj_id']) ? $this->_route['obj_id'] : 0;
-        if (
-            ! defined('DOING_AJAX')
-            && (
-                ! function_exists('is_admin')
-                || ! EE_Registry::instance()->CAP->current_user_can(
-                    $capability,
-                    $this->page_slug
-                    . '_'
-                    . $route_to_check,
-                    $id
-                )
-            )
-        ) {
-            if ($verify_only) {
-                return false;
-            }
-            if (is_user_logged_in()) {
-                wp_die(__('You do not have access to this route.', 'event_espresso'));
-            } else {
-                return false;
-            }
-        }
-        return true;
-    }
-
-
-    /**
-     * admin_init_global
-     * This runs all the code that we want executed within the WP admin_init hook.
-     * This method executes for ALL EE Admin pages.
-     *
-     * @return void
-     */
-    public function admin_init_global()
-    {
-    }
-
-
-    /**
-     * wp_loaded_global
-     * This runs all the code that we want executed within the WP wp_loaded hook.  This method is optional for an
-     * EE_Admin page and will execute on every EE Admin Page load
-     *
-     * @return void
-     */
-    public function wp_loaded()
-    {
-    }
-
-
-    /**
-     * admin_notices
-     * Anything triggered by the 'admin_notices' WP hook should be put in here.  This particular method will apply on
-     * ALL EE_Admin pages.
-     *
-     * @return void
-     */
-    public function admin_notices_global()
-    {
-        $this->_display_no_javascript_warning();
-        $this->_display_espresso_notices();
-    }
-
-
-    public function network_admin_notices_global()
-    {
-        $this->_display_no_javascript_warning();
-        $this->_display_espresso_notices();
-    }
-
-
-    /**
-     * admin_footer_scripts_global
-     * Anything triggered by the 'admin_print_footer_scripts' WP hook should be put in here. This particular method
-     * will apply on ALL EE_Admin pages.
-     *
-     * @return void
-     */
-    public function admin_footer_scripts_global()
-    {
-        $this->_add_admin_page_ajax_loading_img();
-        $this->_add_admin_page_overlay();
-        // if metaboxes are present we need to add the nonce field
-        if (
-            isset($this->_route_config['metaboxes'])
-            || isset($this->_route_config['list_table'])
-            || (isset($this->_route_config['has_metaboxes']) && $this->_route_config['has_metaboxes'])
-        ) {
-            wp_nonce_field('closedpostboxes', 'closedpostboxesnonce', false);
-            wp_nonce_field('meta-box-order', 'meta-box-order-nonce', false);
-        }
-    }
-
-
-    /**
-     * admin_footer_global
-     * Anything triggered by the wp 'admin_footer' wp hook should be put in here.
-     * This particular method will apply on ALL EE_Admin Pages.
-     *
-     * @return void
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function admin_footer_global()
-    {
-        // dialog container for dialog helper
-        $d_cont = '<div class="ee-admin-dialog-container auto-hide hidden">' . "\n";
-        $d_cont .= '<div class="ee-notices"></div>';
-        $d_cont .= '<div class="ee-admin-dialog-container-inner-content"></div>';
-        $d_cont .= '</div>';
-        echo $d_cont;
-        // disabled temporarily. see: https://github.com/eventespresso/eventsmart.com-website/issues/836
-        // help tour stuff?
-        // if (isset($this->_help_tour[ $this->_req_action ])) {
-        //     echo implode('<br />', $this->_help_tour[ $this->_req_action ]);
-        // }
-        // current set timezone for timezone js
-        echo '<span id="current_timezone" class="hidden">' . EEH_DTT_Helper::get_timezone() . '</span>';
-    }
-
-
-    /**
-     * This function sees if there is a method for help popup content existing for the given route.  If there is then
-     * we'll use the retrieved array to output the content using the template. For child classes: If you want to have
-     * help popups then in your templates or your content you set "triggers" for the content using the
-     * "_set_help_trigger('help_trigger_id')" where "help_trigger_id" is what you will use later in your custom method
-     * for the help popup content on that page. Then in your Child_Admin_Page class you need to define a help popup
-     * method for the content in the format "_help_popup_content_{route_name}()"  So if you are setting help content
-     * for the
-     * 'edit_event' route you should have a method named "_help_popup_content_edit_route". In your defined
-     * "help_popup_content_..." method.  You must prepare and return an array in the following format array(
-     *    'help_trigger_id' => array(
-     *        'title' => esc_html__('localized title for popup', 'event_espresso'),
-     *        'content' => esc_html__('localized content for popup', 'event_espresso')
-     *    )
-     * );
-     * Then the EE_Admin_Parent will take care of making sure that is setup properly on the correct route.
-     *
-     * @param array $help_array
-     * @param bool  $display
-     * @return string content
-     * @throws DomainException
-     * @throws EE_Error
-     */
-    protected function _set_help_popup_content($help_array = array(), $display = false)
-    {
-        $content = '';
-        $help_array = empty($help_array) ? $this->_get_help_content() : $help_array;
-        // loop through the array and setup content
-        foreach ($help_array as $trigger => $help) {
-            // make sure the array is setup properly
-            if (! isset($help['title'], $help['content'])) {
-                throw new EE_Error(
-                    esc_html__(
-                        'Does not look like the popup content array has been setup correctly.  Might want to double check that.  Read the comments for the _get_help_popup_content method found in "EE_Admin_Page" class',
-                        'event_espresso'
-                    )
-                );
-            }
-            // we're good so let'd setup the template vars and then assign parsed template content to our content.
-            $template_args = array(
-                'help_popup_id'      => $trigger,
-                'help_popup_title'   => $help['title'],
-                'help_popup_content' => $help['content'],
-            );
-            $content .= EEH_Template::display_template(
-                EE_ADMIN_TEMPLATE . 'admin_help_popup.template.php',
-                $template_args,
-                true
-            );
-        }
-        if ($display) {
-            echo $content;
-            return '';
-        }
-        return $content;
-    }
-
-
-    /**
-     * All this does is retrieve the help content array if set by the EE_Admin_Page child
-     *
-     * @return array properly formatted array for help popup content
-     * @throws EE_Error
-     */
-    private function _get_help_content()
-    {
-        // what is the method we're looking for?
-        $method_name = '_help_popup_content_' . $this->_req_action;
-        // if method doesn't exist let's get out.
-        if (! method_exists($this, $method_name)) {
-            return array();
-        }
-        // k we're good to go let's retrieve the help array
-        $help_array = $this->{$method_name}();
-        // make sure we've got an array!
-        if (! is_array($help_array)) {
-            throw new EE_Error(
-                esc_html__(
-                    'Something went wrong with help popup content generation. Expecting an array and well, this ain\'t no array bub.',
-                    'event_espresso'
-                )
-            );
-        }
-        return $help_array;
-    }
-
-
-    /**
-     * EE Admin Pages can use this to set a properly formatted trigger for a help popup.
-     * By default the trigger html is printed.  Otherwise it can be returned if the $display flag is set "false"
-     * See comments made on the _set_help_content method for understanding other parts to the help popup tool.
-     *
-     * @param string  $trigger_id reference for retrieving the trigger content for the popup
-     * @param boolean $display    if false then we return the trigger string
-     * @param array   $dimensions an array of dimensions for the box (array(h,w))
-     * @return string
-     * @throws DomainException
-     * @throws EE_Error
-     */
-    protected function _set_help_trigger($trigger_id, $display = true, $dimensions = array('400', '640'))
-    {
-        if (defined('DOING_AJAX')) {
-            return '';
-        }
-        // let's check and see if there is any content set for this popup.  If there isn't then we'll include a default title and content so that developers know something needs to be corrected
-        $help_array = $this->_get_help_content();
-        $help_content = '';
-        if (empty($help_array) || ! isset($help_array[ $trigger_id ])) {
-            $help_array[ $trigger_id ] = array(
-                'title'   => esc_html__('Missing Content', 'event_espresso'),
-                'content' => esc_html__(
-                    'A trigger has been set that doesn\'t have any corresponding content. Make sure you have set the help content. (see the "_set_help_popup_content" method in the EE_Admin_Page for instructions.)',
-                    'event_espresso'
-                ),
-            );
-            $help_content = $this->_set_help_popup_content($help_array);
-        }
-        // let's setup the trigger
-        $content = '<a class="ee-dialog" href="?height='
-                   . $dimensions[0]
-                   . '&width='
-                   . $dimensions[1]
-                   . '&inlineId='
-                   . $trigger_id
-                   . '" target="_blank"><span class="question ee-help-popup-question"></span></a>';
-        $content .= $help_content;
-        if ($display) {
-            echo $content;
-            return '';
-        }
-        return $content;
-    }
-
-
-    /**
-     * _add_global_screen_options
-     * Add any extra wp_screen_options within this method using built-in WP functions/methods for doing so.
-     * This particular method will add_screen_options on ALL EE_Admin Pages
-     *
-     * @link   http://chrismarslender.com/wp-tutorials/wordpress-screen-options-tutorial/
-     *         see also WP_Screen object documents...
-     * @link   http://codex.wordpress.org/Class_Reference/WP_Screen
-     * @abstract
-     * @return void
-     */
-    private function _add_global_screen_options()
-    {
-    }
-
-
-    /**
-     * _add_global_feature_pointers
-     * This method is used for implementing any "feature pointers" (using built-in WP styling js).
-     * This particular method will implement feature pointers for ALL EE_Admin pages.
-     * Note: this is just a placeholder for now.  Implementation will come down the road
-     *
-     * @see    WP_Internal_Pointers class in wp-admin/includes/template.php for example (its a final class so can't be
-     *         extended) also see:
-     * @link   http://eamann.com/tech/wordpress-portland/
-     * @abstract
-     * @return void
-     */
-    private function _add_global_feature_pointers()
-    {
-    }
-
-
-    /**
-     * load_global_scripts_styles
-     * The scripts and styles enqueued in here will be loaded on every EE Admin page
-     *
-     * @return void
-     * @throws EE_Error
-     */
-    public function load_global_scripts_styles()
-    {
-        // add debugging styles
-        if (WP_DEBUG) {
-            add_action('admin_head', array($this, 'add_xdebug_style'));
-        }
-        // taking care of metaboxes
-        if (
-            empty($this->_cpt_route)
-            && (isset($this->_route_config['metaboxes']) || isset($this->_route_config['has_metaboxes']))
-        ) {
-            wp_enqueue_script('dashboard');
-        }
-
-        // LOCALIZED DATA
-        // localize script for ajax lazy loading
-        wp_localize_script(
-            EspressoLegacyAdminAssetManager::JS_HANDLE_EE_ADMIN,
-            'eeLazyLoadingContainers',
-            apply_filters(
-                'FHEE__EE_Admin_Page_Core__load_global_scripts_styles__loader_containers',
-                ['espresso_news_post_box_content']
-            )
-        );
-        // disabled temporarily. see: https://github.com/eventespresso/eventsmart.com-website/issues/836
-        // /**
-        //  * help tour stuff
-        //  */
-        // if (! empty($this->_help_tour)) {
-        //     // register the js for kicking things off
-        //     wp_enqueue_script(
-        //         'ee-help-tour',
-        //         EE_ADMIN_URL . 'assets/ee-help-tour.js',
-        //         array('jquery-joyride'),
-        //         EVENT_ESPRESSO_VERSION,
-        //         true
-        //     );
-        //     $tours = array();
-        //     // setup tours for the js tour object
-        //     foreach ($this->_help_tour['tours'] as $tour) {
-        //         if ($tour instanceof EE_Help_Tour) {
-        //             $tours[] = array(
-        //                 'id'      => $tour->get_slug(),
-        //                 'options' => $tour->get_options(),
-        //             );
-        //         }
-        //     }
-        //     wp_localize_script('ee-help-tour', 'EE_HELP_TOUR', array('tours' => $tours));
-        //     // admin_footer_global will take care of making sure our help_tour skeleton gets printed via the info stored in $this->_help_tour
-        // }
-    }
-
-
-    /**
-     *        admin_footer_scripts_eei18n_js_strings
-     *
-     * @return        void
-     */
-    public function admin_footer_scripts_eei18n_js_strings()
-    {
-        EE_Registry::$i18n_js_strings['ajax_url'] = WP_AJAX_URL;
-        EE_Registry::$i18n_js_strings['confirm_delete'] = esc_html__(
-            'Are you absolutely sure you want to delete this item?\nThis action will delete ALL DATA associated with this item!!!\nThis can NOT be undone!!!',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['January'] = esc_html__('January', 'event_espresso');
-        EE_Registry::$i18n_js_strings['February'] = esc_html__('February', 'event_espresso');
-        EE_Registry::$i18n_js_strings['March'] = esc_html__('March', 'event_espresso');
-        EE_Registry::$i18n_js_strings['April'] = esc_html__('April', 'event_espresso');
-        EE_Registry::$i18n_js_strings['May'] = esc_html__('May', 'event_espresso');
-        EE_Registry::$i18n_js_strings['June'] = esc_html__('June', 'event_espresso');
-        EE_Registry::$i18n_js_strings['July'] = esc_html__('July', 'event_espresso');
-        EE_Registry::$i18n_js_strings['August'] = esc_html__('August', 'event_espresso');
-        EE_Registry::$i18n_js_strings['September'] = esc_html__('September', 'event_espresso');
-        EE_Registry::$i18n_js_strings['October'] = esc_html__('October', 'event_espresso');
-        EE_Registry::$i18n_js_strings['November'] = esc_html__('November', 'event_espresso');
-        EE_Registry::$i18n_js_strings['December'] = esc_html__('December', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Jan'] = esc_html__('Jan', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Feb'] = esc_html__('Feb', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Mar'] = esc_html__('Mar', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Apr'] = esc_html__('Apr', 'event_espresso');
-        EE_Registry::$i18n_js_strings['May'] = esc_html__('May', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Jun'] = esc_html__('Jun', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Jul'] = esc_html__('Jul', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Aug'] = esc_html__('Aug', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Sep'] = esc_html__('Sep', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Oct'] = esc_html__('Oct', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Nov'] = esc_html__('Nov', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Dec'] = esc_html__('Dec', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Sunday'] = esc_html__('Sunday', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Monday'] = esc_html__('Monday', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Tuesday'] = esc_html__('Tuesday', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Wednesday'] = esc_html__('Wednesday', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Thursday'] = esc_html__('Thursday', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Friday'] = esc_html__('Friday', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Saturday'] = esc_html__('Saturday', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Sun'] = esc_html__('Sun', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Mon'] = esc_html__('Mon', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Tue'] = esc_html__('Tue', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Wed'] = esc_html__('Wed', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Thu'] = esc_html__('Thu', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Fri'] = esc_html__('Fri', 'event_espresso');
-        EE_Registry::$i18n_js_strings['Sat'] = esc_html__('Sat', 'event_espresso');
-    }
-
-
-    /**
-     *        load enhanced xdebug styles for ppl with failing eyesight
-     *
-     * @return        void
-     */
-    public function add_xdebug_style()
-    {
-        echo '<style>.xdebug-error { font-size:1.5em; }</style>';
-    }
-
-
-    /************************/
-    /** LIST TABLE METHODS **/
-    /************************/
-    /**
-     * this sets up the list table if the current view requires it.
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _set_list_table()
-    {
-        // first is this a list_table view?
-        if (! isset($this->_route_config['list_table'])) {
-            return;
-        } //not a list_table view so get out.
-        // list table functions are per view specific (because some admin pages might have more than one list table!)
-        $list_table_view = '_set_list_table_views_' . $this->_req_action;
-        if (! method_exists($this, $list_table_view) || $this->{$list_table_view}() === false) {
-            // user error msg
-            $error_msg = esc_html__(
-                'An error occurred. The requested list table views could not be found.',
-                'event_espresso'
-            );
-            // developer error msg
-            $error_msg .= '||'
-                          . sprintf(
-                              esc_html__(
-                                  'List table views for "%s" route could not be setup. Check that you have the corresponding method, "%s" set up for defining list_table_views for this route.',
-                                  'event_espresso'
-                              ),
-                              $this->_req_action,
-                              $list_table_view
-                          );
-            throw new EE_Error($error_msg);
-        }
-        // let's provide the ability to filter the views per PAGE AND ROUTE, per PAGE, and globally
-        $this->_views = apply_filters(
-            'FHEE_list_table_views_' . $this->page_slug . '_' . $this->_req_action,
-            $this->_views
-        );
-        $this->_views = apply_filters('FHEE_list_table_views_' . $this->page_slug, $this->_views);
-        $this->_views = apply_filters('FHEE_list_table_views', $this->_views);
-        $this->_set_list_table_view();
-        $this->_set_list_table_object();
-    }
-
-
-    /**
-     * set current view for List Table
-     *
-     * @return void
-     */
-    protected function _set_list_table_view()
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        // looking at active items or dumpster diving ?
-        if (! isset($this->_req_data['status']) || ! array_key_exists($this->_req_data['status'], $this->_views)) {
-            $this->_view = isset($this->_views['in_use']) ? 'in_use' : 'all';
-        } else {
-            $this->_view = sanitize_key($this->_req_data['status']);
-        }
-    }
-
-
-    /**
-     * _set_list_table_object
-     * WP_List_Table objects need to be loaded fairly early so automatic stuff WP does is taken care of.
-     *
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws EE_Error
-     * @throws InvalidInterfaceException
-     */
-    protected function _set_list_table_object()
-    {
-        if (isset($this->_route_config['list_table'])) {
-            if (! class_exists($this->_route_config['list_table'])) {
-                throw new EE_Error(
-                    sprintf(
-                        esc_html__(
-                            'The %s class defined for the list table does not exist.  Please check the spelling of the class ref in the $_page_config property on %s.',
-                            'event_espresso'
-                        ),
-                        $this->_route_config['list_table'],
-                        get_class($this)
-                    )
-                );
-            }
-            $this->_list_table_object = $this->loader->getShared(
-                $this->_route_config['list_table'],
-                array($this)
-            );
-        }
-    }
-
-
-    /**
-     * get_list_table_view_RLs - get it? View RL ?? VU-RL???  URL ??
-     *
-     * @param array $extra_query_args                     Optional. An array of extra query args to add to the generated
-     *                                                    urls.  The array should be indexed by the view it is being
-     *                                                    added to.
-     * @return array
-     */
-    public function get_list_table_view_RLs($extra_query_args = array())
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        if (empty($this->_views)) {
-            $this->_views = array();
-        }
-        // cycle thru views
-        foreach ($this->_views as $key => $view) {
-            $query_args = array();
-            // check for current view
-            $this->_views[ $key ]['class'] = $this->_view === $view['slug'] ? 'current' : '';
-            $query_args['action'] = $this->_req_action;
-            $query_args[ $this->_req_action . '_nonce' ] = wp_create_nonce($query_args['action'] . '_nonce');
-            $query_args['status'] = $view['slug'];
-            // merge any other arguments sent in.
-            if (isset($extra_query_args[ $view['slug'] ])) {
-                foreach ($extra_query_args[ $view['slug'] ] as $extra_query_arg) {
-                    $query_args[] = $extra_query_arg;
-                }
-            }
-            $this->_views[ $key ]['url'] = EE_Admin_Page::add_query_args_and_nonce($query_args, $this->_admin_base_url);
-        }
-        return $this->_views;
-    }
-
-
-    /**
-     * _entries_per_page_dropdown
-     * generates a drop down box for selecting the number of visible rows in an admin page list table
-     *
-     * @todo   : Note: ideally this should be added to the screen options dropdown as that would be consistent with how
-     *         WP does it.
-     * @param int $max_entries total number of rows in the table
-     * @return string
-     */
-    protected function _entries_per_page_dropdown($max_entries = 0)
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $values = array(10, 25, 50, 100);
-        $per_page = (! empty($this->_req_data['per_page'])) ? absint($this->_req_data['per_page']) : 10;
-        if ($max_entries) {
-            $values[] = $max_entries;
-            sort($values);
-        }
-        $entries_per_page_dropdown = '
+	// set via request page and action args.
+	protected $_current_page;
+
+	protected $_current_view;
+
+	protected $_current_page_view_url;
+
+	// sanitized request action (and nonce)
+
+	/**
+	 * @var string $_req_action
+	 */
+	protected $_req_action;
+
+	/**
+	 * @var string $_req_nonce
+	 */
+	protected $_req_nonce;
+
+	// search related
+	protected $_search_btn_label;
+
+	protected $_search_box_callback;
+
+	/**
+	 * WP Current Screen object
+	 *
+	 * @var WP_Screen
+	 */
+	protected $_current_screen;
+
+	// for holding EE_Admin_Hooks object when needed (set via set_hook_object())
+	protected $_hook_obj;
+
+	// for holding incoming request data
+	protected $_req_data = [];
+
+	// yes / no array for admin form fields
+	protected $_yes_no_values = array();
+
+	// some default things shared by all child classes
+	protected $_default_espresso_metaboxes;
+
+	/**
+	 *    EE_Registry Object
+	 *
+	 * @var    EE_Registry
+	 */
+	protected $EE;
+
+
+	/**
+	 * This is just a property that flags whether the given route is a caffeinated route or not.
+	 *
+	 * @var boolean
+	 */
+	protected $_is_caf = false;
+
+	/**
+	 * whether or not initializePage() has run
+	 *
+	 * @var boolean
+	 */
+	protected $initialized = false;
+
+
+	/**
+	 * @Constructor
+	 * @param bool $routing indicate whether we want to just load the object and handle routing or just load the object.
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function __construct($routing = true)
+	{
+		$this->loader = LoaderFactory::getLoader();
+		$this->admin_config = $this->loader->getShared('EE_Admin_Config');
+		if (strpos($this->_get_dir(), 'caffeinated') !== false) {
+			$this->_is_caf = true;
+		}
+		$this->_yes_no_values = array(
+			array('id' => true, 'text' => esc_html__('Yes', 'event_espresso')),
+			array('id' => false, 'text' => esc_html__('No', 'event_espresso')),
+		);
+		// set the _req_data property.
+		$this->_req_data = array_merge($_GET, $_POST);
+		// routing enabled?
+		$this->_routing = $routing;
+	}
+
+
+	/**
+	 * This logic used to be in the constructor, but that caused a chicken <--> egg scenario
+	 * for child classes that needed to set properties prior to these methods getting called,
+	 * but also needed the parent class to have its construction completed as well.
+	 * Bottom line is that constructors should ONLY be used for setting initial properties
+	 * and any complex initialization logic should only run after instantiation is complete.
+	 *
+	 * This method gets called immediately after construction from within
+	 *      EE_Admin_Page_Init::_initialize_admin_page()
+	 *
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @since $VID:$
+	 */
+	public function initializePage()
+	{
+		if ($this->initialized) {
+			return;
+		}
+		// set initial page props (child method)
+		$this->_init_page_props();
+		// set global defaults
+		$this->_set_defaults();
+		// set early because incoming requests could be ajax related and we need to register those hooks.
+		$this->_global_ajax_hooks();
+		$this->_ajax_hooks();
+		// other_page_hooks have to be early too.
+		$this->_do_other_page_hooks();
+		// This just allows us to have extending classes do something specific
+		// before the parent constructor runs _page_setup().
+		if (method_exists($this, '_before_page_setup')) {
+			$this->_before_page_setup();
+		}
+		// set up page dependencies
+		$this->_page_setup();
+		$this->initialized = true;
+	}
+
+
+	/**
+	 * _init_page_props
+	 * Child classes use to set at least the following properties:
+	 * $page_slug.
+	 * $page_label.
+	 *
+	 * @abstract
+	 * @return void
+	 */
+	abstract protected function _init_page_props();
+
+
+	/**
+	 * _ajax_hooks
+	 * child classes put all their add_action('wp_ajax_{name_of_hook}') hooks in here.
+	 * Note: within the ajax callback methods.
+	 *
+	 * @abstract
+	 * @return void
+	 */
+	abstract protected function _ajax_hooks();
+
+
+	/**
+	 * _define_page_props
+	 * child classes define page properties in here.  Must include at least:
+	 * $_admin_base_url = base_url for all admin pages
+	 * $_admin_page_title = default admin_page_title for admin pages
+	 * $_labels = array of default labels for various automatically generated elements:
+	 *    array(
+	 *        'buttons' => array(
+	 *            'add' => esc_html__('label for add new button'),
+	 *            'edit' => esc_html__('label for edit button'),
+	 *            'delete' => esc_html__('label for delete button')
+	 *            )
+	 *        )
+	 *
+	 * @abstract
+	 * @return void
+	 */
+	abstract protected function _define_page_props();
+
+
+	/**
+	 * _set_page_routes
+	 * child classes use this to define the page routes for all subpages handled by the class.  Page routes are
+	 * assigned to a action => method pairs in an array and to the $_page_routes property.  Each page route must also
+	 * have a 'default' route. Here's the format
+	 * $this->_page_routes = array(
+	 *        'default' => array(
+	 *            'func' => '_default_method_handling_route',
+	 *            'args' => array('array','of','args'),
+	 *            'noheader' => true, //add this in if this page route is processed before any headers are loaded (i.e.
+	 *            ajax request, backend processing)
+	 *            'headers_sent_route'=>'headers_route_reference', //add this if noheader=>true, and you want to load a
+	 *            headers route after.  The string you enter here should match the defined route reference for a
+	 *            headers sent route.
+	 *            'capability' => 'route_capability', //indicate a string for minimum capability required to access
+	 *            this route.
+	 *            'obj_id' => 10 // if this route has an object id, then this can include it (used for capability
+	 *            checks).
+	 *        ),
+	 *        'insert_item' => '_method_for_handling_insert_item' //this can be used if all we need to have is a
+	 *        handling method.
+	 *        )
+	 * )
+	 *
+	 * @abstract
+	 * @return void
+	 */
+	abstract protected function _set_page_routes();
+
+
+	/**
+	 * _set_page_config
+	 * child classes use this to define the _page_config array for all subpages handled by the class. Each key in the
+	 * array corresponds to the page_route for the loaded page. Format:
+	 * $this->_page_config = array(
+	 *        'default' => array(
+	 *            'labels' => array(
+	 *                'buttons' => array(
+	 *                    'add' => esc_html__('label for adding item'),
+	 *                    'edit' => esc_html__('label for editing item'),
+	 *                    'delete' => esc_html__('label for deleting item')
+	 *                ),
+	 *                'publishbox' => esc_html__('Localized Title for Publish metabox', 'event_espresso')
+	 *            ), //optional an array of custom labels for various automatically generated elements to use on the
+	 *            page. If this isn't present then the defaults will be used as set for the $this->_labels in
+	 *            _define_page_props() method
+	 *            'nav' => array(
+	 *                'label' => esc_html__('Label for Tab', 'event_espresso').
+	 *                'url' => 'http://someurl', //automatically generated UNLESS you define
+	 *                'css_class' => 'css-class', //automatically generated UNLESS you define
+	 *                'order' => 10, //required to indicate tab position.
+	 *                'persistent' => false //if you want the nav tab to ONLY display when the specific route is
+	 *                displayed then add this parameter.
+	 *            'list_table' => 'name_of_list_table' //string for list table class to be loaded for this admin_page.
+	 *            'metaboxes' => array('metabox1', 'metabox2'), //if present this key indicates we want to load
+	 *            metaboxes set for eventespresso admin pages.
+	 *            'has_metaboxes' => true, //this boolean flag can simply be used to indicate if the route will have
+	 *            metaboxes.  Typically this is used if the 'metaboxes' index is not used because metaboxes are added
+	 *            later.  We just use this flag to make sure the necessary js gets enqueued on page load.
+	 *            'has_help_popups' => false //defaults(true) //this boolean flag can simply be used to indicate if the
+	 *            given route has help popups setup and if it does then we need to make sure thickbox is enqueued.
+	 *            'columns' => array(4, 2), //this key triggers the setup of a page that uses columns (metaboxes).  The
+	 *            array indicates the max number of columns (4) and the default number of columns on page load (2).
+	 *            There is an option in the "screen_options" dropdown that is setup so users can pick what columns they
+	 *            want to display.
+	 *            'help_tabs' => array( //this is used for adding help tabs to a page
+	 *                'tab_id' => array(
+	 *                    'title' => 'tab_title',
+	 *                    'filename' => 'name_of_file_containing_content', //this is the primary method for setting
+	 *                    help tab content.  The fallback if it isn't present is to try a the callback.  Filename
+	 *                    should match a file in the admin folder's "help_tabs" dir (ie..
+	 *                    events/help_tabs/name_of_file_containing_content.help_tab.php)
+	 *                    'callback' => 'callback_method_for_content', //if 'filename' isn't present then system will
+	 *                    attempt to use the callback which should match the name of a method in the class
+	 *                    ),
+	 *                'tab2_id' => array(
+	 *                    'title' => 'tab2 title',
+	 *                    'filename' => 'file_name_2'
+	 *                    'callback' => 'callback_method_for_content',
+	 *                 ),
+	 *            'help_sidebar' => 'callback_for_sidebar_content', //this is used for setting up the sidebar in the
+	 *            help tab area on an admin page. @link
+	 *            http://make.wordpress.org/core/2011/12/06/help-and-screen-api-changes-in-3-3/
+	 *            'help_tour' => array(
+	 *                'name_of_help_tour_class', //all help tours shoudl be a child class of EE_Help_Tour and located
+	 *                in a folder for this admin page named "help_tours", a file name matching the key given here
+	 *                (name_of_help_tour_class.class.php), and class matching key given here (name_of_help_tour_class)
+	 *            ),
+	 *            'require_nonce' => TRUE //this is used if you want to set a route to NOT require a nonce (default is
+	 *            true if it isn't present).  To remove the requirement for a nonce check when this route is visited
+	 *            just set
+	 *            'require_nonce' to FALSE
+	 *            )
+	 * )
+	 *
+	 * @abstract
+	 * @return void
+	 */
+	abstract protected function _set_page_config();
+
+
+
+
+
+	/** end sample help_tour methods **/
+	/**
+	 * _add_screen_options
+	 * Child classes can add any extra wp_screen_options within this method using built-in WP functions/methods for
+	 * doing so. Note child classes can also define _add_screen_options_($this->_current_view) to limit screen options
+	 * to a particular view.
+	 *
+	 * @link   http://chrismarslender.com/wp-tutorials/wordpress-screen-options-tutorial/
+	 *         see also WP_Screen object documents...
+	 * @link   http://codex.wordpress.org/Class_Reference/WP_Screen
+	 * @abstract
+	 * @return void
+	 */
+	abstract protected function _add_screen_options();
+
+
+	/**
+	 * _add_feature_pointers
+	 * Child classes should use this method for implementing any "feature pointers" (using built-in WP styling js).
+	 * Note child classes can also define _add_feature_pointers_($this->_current_view) to limit screen options to a
+	 * particular view. Note: this is just a placeholder for now.  Implementation will come down the road See:
+	 * WP_Internal_Pointers class in wp-admin/includes/template.php for example (its a final class so can't be
+	 * extended) also see:
+	 *
+	 * @link   http://eamann.com/tech/wordpress-portland/
+	 * @abstract
+	 * @return void
+	 */
+	abstract protected function _add_feature_pointers();
+
+
+	/**
+	 * load_scripts_styles
+	 * child classes put their wp_enqueue_script and wp_enqueue_style hooks in here for anything they need loaded for
+	 * their pages/subpages.  Note this is for all pages/subpages of the system.  You can also load only specific
+	 * scripts/styles per view by putting them in a dynamic function in this format
+	 * (load_scripts_styles_{$this->_current_view}) which matches your page route (action request arg)
+	 *
+	 * @abstract
+	 * @return void
+	 */
+	abstract public function load_scripts_styles();
+
+
+	/**
+	 * admin_init
+	 * Anything that should be set/executed at 'admin_init' WP hook runtime should be put in here.  This will apply to
+	 * all pages/views loaded by child class.
+	 *
+	 * @abstract
+	 * @return void
+	 */
+	abstract public function admin_init();
+
+
+	/**
+	 * admin_notices
+	 * Anything triggered by the 'admin_notices' WP hook should be put in here.  This particular method will apply to
+	 * all pages/views loaded by child class.
+	 *
+	 * @abstract
+	 * @return void
+	 */
+	abstract public function admin_notices();
+
+
+	/**
+	 * admin_footer_scripts
+	 * Anything triggered by the 'admin_print_footer_scripts' WP hook should be put in here. This particular method
+	 * will apply to all pages/views loaded by child class.
+	 *
+	 * @return void
+	 */
+	abstract public function admin_footer_scripts();
+
+
+	/**
+	 * admin_footer
+	 * anything triggered by the 'admin_footer' WP action hook should be added to here. This particular method will
+	 * apply to all pages/views loaded by child class.
+	 *
+	 * @return void
+	 */
+	public function admin_footer()
+	{
+	}
+
+
+	/**
+	 * _global_ajax_hooks
+	 * all global add_action('wp_ajax_{name_of_hook}') hooks in here.
+	 * Note: within the ajax callback methods.
+	 *
+	 * @abstract
+	 * @return void
+	 */
+	protected function _global_ajax_hooks()
+	{
+		// for lazy loading of metabox content
+		add_action('wp_ajax_espresso-ajax-content', array($this, 'ajax_metabox_content'), 10);
+
+		add_action(
+			'wp_ajax_espresso_hide_status_change_notice',
+			[$this, 'hideStatusChangeNotice']
+		);
+		add_action(
+			'wp_ajax_nopriv_espresso_hide_status_change_notice',
+			[$this, 'hideStatusChangeNotice']
+		);
+	}
+
+
+	public function ajax_metabox_content()
+	{
+		$contentid = isset($this->_req_data['contentid']) ? $this->_req_data['contentid'] : '';
+		$url = isset($this->_req_data['contenturl']) ? $this->_req_data['contenturl'] : '';
+		EE_Admin_Page::cached_rss_display($contentid, $url);
+		wp_die();
+	}
+
+
+	public function hideStatusChangeNotice()
+	{
+		$response = [];
+		try {
+			/** @var EventEspresso\core\admin\StatusChangeNotice $status_change_notice */
+			$status_change_notice = $this->loader->getShared('EventEspresso\core\admin\StatusChangeNotice');
+			$response['success'] = $status_change_notice->dismiss() > -1;
+		} catch (Exception $exception) {
+			$response['errors'] = $exception->getMessage();
+		}
+		echo wp_json_encode($response);
+		exit();
+	}
+
+
+	/**
+	 * _page_setup
+	 * Makes sure any things that need to be loaded early get handled.  We also escape early here if the page requested
+	 * doesn't match the object.
+	 *
+	 * @final
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	final protected function _page_setup()
+	{
+		// requires?
+		// admin_init stuff - global - we're setting this REALLY early
+		// so if EE_Admin pages have to hook into other WP pages they can.
+		// But keep in mind, not everything is available from the EE_Admin Page object at this point.
+		add_action('admin_init', array($this, 'admin_init_global'), 5);
+		// next verify if we need to load anything...
+		$this->_current_page = ! empty($_GET['page']) ? sanitize_key($_GET['page']) : '';
+		$this->page_folder = strtolower(
+			str_replace(array('_Admin_Page', 'Extend_'), '', get_class($this))
+		);
+		global $ee_menu_slugs;
+		$ee_menu_slugs = (array) $ee_menu_slugs;
+		if (! defined('DOING_AJAX') && (! $this->_current_page || ! isset($ee_menu_slugs[ $this->_current_page ]))) {
+			return;
+		}
+		// becuz WP List tables have two duplicate select inputs for choosing bulk actions, we need to copy the action from the second to the first
+		if (isset($this->_req_data['action2']) && $this->_req_data['action'] === '-1') {
+			$this->_req_data['action'] = ! empty($this->_req_data['action2']) && $this->_req_data['action2'] !== '-1'
+				? $this->_req_data['action2']
+				: $this->_req_data['action'];
+		}
+		// then set blank or -1 action values to 'default'
+		$this->_req_action = isset($this->_req_data['action'])
+							 && ! empty($this->_req_data['action'])
+							 && $this->_req_data['action'] !== '-1'
+			? sanitize_key($this->_req_data['action'])
+			: 'default';
+		// if action is 'default' after the above BUT we have  'route' var set, then let's use the route as the action.
+		//  This covers cases where we're coming in from a list table that isn't on the default route.
+		$this->_req_action = $this->_req_action === 'default' && isset($this->_req_data['route'])
+			? $this->_req_data['route'] : $this->_req_action;
+		// however if we are doing_ajax and we've got a 'route' set then that's what the req_action will be
+		$this->_req_action = defined('DOING_AJAX') && isset($this->_req_data['route'])
+			? $this->_req_data['route']
+			: $this->_req_action;
+		$this->_current_view = $this->_req_action;
+		$this->_req_nonce = $this->_req_action . '_nonce';
+		$this->_define_page_props();
+		$this->_current_page_view_url = add_query_arg(
+			array('page' => $this->_current_page, 'action' => $this->_current_view),
+			$this->_admin_base_url
+		);
+		// default things
+		$this->_default_espresso_metaboxes = array(
+			'_espresso_news_post_box',
+			'_espresso_links_post_box',
+			'_espresso_ratings_request',
+			'_espresso_sponsors_post_box',
+		);
+		// set page configs
+		$this->_set_page_routes();
+		$this->_set_page_config();
+		// let's include any referrer data in our default_query_args for this route for "stickiness".
+		if (isset($this->_req_data['wp_referer'])) {
+			$this->_default_route_query_args['wp_referer'] = $this->_req_data['wp_referer'];
+		}
+		// for caffeinated and other extended functionality.
+		//  If there is a _extend_page_config method
+		// then let's run that to modify the all the various page configuration arrays
+		if (method_exists($this, '_extend_page_config')) {
+			$this->_extend_page_config();
+		}
+		// for CPT and other extended functionality.
+		// If there is an _extend_page_config_for_cpt
+		// then let's run that to modify all the various page configuration arrays.
+		if (method_exists($this, '_extend_page_config_for_cpt')) {
+			$this->_extend_page_config_for_cpt();
+		}
+		// filter routes and page_config so addons can add their stuff. Filtering done per class
+		$this->_page_routes = apply_filters(
+			'FHEE__' . get_class($this) . '__page_setup__page_routes',
+			$this->_page_routes,
+			$this
+		);
+		$this->_page_config = apply_filters(
+			'FHEE__' . get_class($this) . '__page_setup__page_config',
+			$this->_page_config,
+			$this
+		);
+		// if AHEE__EE_Admin_Page__route_admin_request_$this->_current_view method is present
+		// then we call it hooked into the AHEE__EE_Admin_Page__route_admin_request action
+		if (method_exists($this, 'AHEE__EE_Admin_Page__route_admin_request_' . $this->_current_view)) {
+			add_action(
+				'AHEE__EE_Admin_Page__route_admin_request',
+				array($this, 'AHEE__EE_Admin_Page__route_admin_request_' . $this->_current_view),
+				10,
+				2
+			);
+		}
+		// next route only if routing enabled
+		if ($this->_routing && ! defined('DOING_AJAX')) {
+			$this->_verify_routes();
+			// next let's just check user_access and kill if no access
+			$this->check_user_access();
+			if ($this->_is_UI_request) {
+				// admin_init stuff - global, all views for this page class, specific view
+				add_action('admin_init', array($this, 'admin_init'), 10);
+				if (method_exists($this, 'admin_init_' . $this->_current_view)) {
+					add_action('admin_init', array($this, 'admin_init_' . $this->_current_view), 15);
+				}
+			} else {
+				// hijack regular WP loading and route admin request immediately
+				@ini_set('memory_limit', apply_filters('admin_memory_limit', WP_MAX_MEMORY_LIMIT));
+				$this->route_admin_request();
+			}
+		}
+	}
+
+
+	/**
+	 * Provides a way for related child admin pages to load stuff on the loaded admin page.
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 */
+	private function _do_other_page_hooks()
+	{
+		$registered_pages = apply_filters('FHEE_do_other_page_hooks_' . $this->page_slug, array());
+		foreach ($registered_pages as $page) {
+			// now let's setup the file name and class that should be present
+			$classname = str_replace('.class.php', '', $page);
+			// autoloaders should take care of loading file
+			if (! class_exists($classname)) {
+				$error_msg[] = sprintf(
+					esc_html__(
+						'Something went wrong with loading the %s admin hooks page.',
+						'event_espresso'
+					),
+					$page
+				);
+				$error_msg[] = $error_msg[0]
+							   . "\r\n"
+							   . sprintf(
+								   esc_html__(
+									   'There is no class in place for the %1$s admin hooks page.%2$sMake sure you have %3$s defined. If this is a non-EE-core admin page then you also must have an autoloader in place for your class',
+									   'event_espresso'
+								   ),
+								   $page,
+								   '<br />',
+								   '<strong>' . $classname . '</strong>'
+							   );
+				throw new EE_Error(implode('||', $error_msg));
+			}
+			// // notice we are passing the instance of this class to the hook object.
+			$this->loader->getShared($classname, [$this]);
+		}
+	}
+
+
+	/**
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @since $VID:$
+	 */
+	public function load_page_dependencies()
+	{
+		try {
+			$this->_load_page_dependencies();
+		} catch (EE_Error $e) {
+			$e->get_error();
+		}
+	}
+
+
+	/**
+	 * load_page_dependencies
+	 * loads things specific to this page class when its loaded.  Really helps with efficiency.
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _load_page_dependencies()
+	{
+		// let's set the current_screen and screen options to override what WP set
+		$this->_current_screen = get_current_screen();
+		// load admin_notices - global, page class, and view specific
+		add_action('admin_notices', array($this, 'admin_notices_global'), 5);
+		add_action('admin_notices', array($this, 'admin_notices'), 10);
+		if (method_exists($this, 'admin_notices_' . $this->_current_view)) {
+			add_action('admin_notices', array($this, 'admin_notices_' . $this->_current_view), 15);
+		}
+		// load network admin_notices - global, page class, and view specific
+		add_action('network_admin_notices', array($this, 'network_admin_notices_global'), 5);
+		if (method_exists($this, 'network_admin_notices_' . $this->_current_view)) {
+			add_action('network_admin_notices', array($this, 'network_admin_notices_' . $this->_current_view));
+		}
+		// this will save any per_page screen options if they are present
+		$this->_set_per_page_screen_options();
+		// setup list table properties
+		$this->_set_list_table();
+		// child classes can "register" a metabox to be automatically handled via the _page_config array property.
+		// However in some cases the metaboxes will need to be added within a route handling callback.
+		$this->_add_registered_meta_boxes();
+		$this->_add_screen_columns();
+		// add screen options - global, page child class, and view specific
+		$this->_add_global_screen_options();
+		$this->_add_screen_options();
+		$add_screen_options = "_add_screen_options_{$this->_current_view}";
+		if (method_exists($this, $add_screen_options)) {
+			$this->{$add_screen_options}();
+		}
+		// add help tab(s) and tours- set via page_config and qtips.
+		// $this->_add_help_tour();
+		$this->_add_help_tabs();
+		$this->_add_qtips();
+		// add feature_pointers - global, page child class, and view specific
+		$this->_add_feature_pointers();
+		$this->_add_global_feature_pointers();
+		$add_feature_pointer = "_add_feature_pointer_{$this->_current_view}";
+		if (method_exists($this, $add_feature_pointer)) {
+			$this->{$add_feature_pointer}();
+		}
+		// enqueue scripts/styles - global, page class, and view specific
+		add_action('admin_enqueue_scripts', array($this, 'load_global_scripts_styles'), 5);
+		add_action('admin_enqueue_scripts', array($this, 'load_scripts_styles'), 10);
+		if (method_exists($this, "load_scripts_styles_{$this->_current_view}")) {
+			add_action('admin_enqueue_scripts', array($this, "load_scripts_styles_{$this->_current_view}"), 15);
+		}
+		add_action('admin_enqueue_scripts', array($this, 'admin_footer_scripts_eei18n_js_strings'), 100);
+		// admin_print_footer_scripts - global, page child class, and view specific.
+		// NOTE, despite the name, whenever possible, scripts should NOT be loaded using this.
+		// In most cases that's doing_it_wrong().  But adding hidden container elements etc.
+		// is a good use case. Notice the late priority we're giving these
+		add_action('admin_print_footer_scripts', array($this, 'admin_footer_scripts_global'), 99);
+		add_action('admin_print_footer_scripts', array($this, 'admin_footer_scripts'), 100);
+		if (method_exists($this, "admin_footer_scripts_{$this->_current_view}")) {
+			add_action('admin_print_footer_scripts', array($this, "admin_footer_scripts_{$this->_current_view}"), 101);
+		}
+		// admin footer scripts
+		add_action('admin_footer', array($this, 'admin_footer_global'), 99);
+		add_action('admin_footer', array($this, 'admin_footer'), 100);
+		if (method_exists($this, "admin_footer_{$this->_current_view}")) {
+			add_action('admin_footer', array($this, "admin_footer_{$this->_current_view}"), 101);
+		}
+		do_action('FHEE__EE_Admin_Page___load_page_dependencies__after_load', $this->page_slug);
+		// targeted hook
+		do_action(
+			"FHEE__EE_Admin_Page___load_page_dependencies__after_load__{$this->page_slug}__{$this->_req_action}"
+		);
+	}
+
+
+	/**
+	 * _set_defaults
+	 * This sets some global defaults for class properties.
+	 */
+	private function _set_defaults()
+	{
+		$this->_current_screen = $this->_admin_page_title = $this->_req_action = $this->_req_nonce = null;
+		$this->_event = $this->_template_path = $this->_column_template_path = null;
+		$this->_nav_tabs = $this->_views = $this->_page_routes = array();
+		$this->_page_config = $this->_default_route_query_args = array();
+		$this->_default_nav_tab_name = 'overview';
+		// init template args
+		$this->_template_args = array(
+			'admin_page_header'  => '',
+			'admin_page_content' => '',
+			'post_body_content'  => '',
+			'before_list_table'  => '',
+			'after_list_table'   => '',
+		);
+	}
+
+
+	/**
+	 * route_admin_request
+	 *
+	 * @see    _route_admin_request()
+	 * @return exception|void error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidDataTypeException
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function route_admin_request()
+	{
+		try {
+			$this->_route_admin_request();
+		} catch (EE_Error $e) {
+			$e->get_error();
+		}
+	}
+
+
+	public function set_wp_page_slug($wp_page_slug)
+	{
+		$this->_wp_page_slug = $wp_page_slug;
+		// if in network admin then we need to append "-network" to the page slug. Why? Because that's how WP rolls...
+		if (is_network_admin()) {
+			$this->_wp_page_slug .= '-network';
+		}
+	}
+
+
+	/**
+	 * _verify_routes
+	 * All this method does is verify the incoming request and make sure that routes exist for it.  We do this early so
+	 * we know if we need to drop out.
+	 *
+	 * @return bool
+	 * @throws EE_Error
+	 */
+	protected function _verify_routes()
+	{
+		if (! $this->_current_page && ! defined('DOING_AJAX')) {
+			return false;
+		}
+		$this->_route = false;
+		// check that the page_routes array is not empty
+		if (empty($this->_page_routes)) {
+			// user error msg
+			$error_msg = sprintf(
+				esc_html__('No page routes have been set for the %s admin page.', 'event_espresso'),
+				$this->_admin_page_title
+			);
+			// developer error msg
+			$error_msg .= '||' . $error_msg
+						  . esc_html__(
+							  ' Make sure the "set_page_routes()" method exists, and is setting the "_page_routes" array properly.',
+							  'event_espresso'
+						  );
+			throw new EE_Error($error_msg);
+		}
+		// and that the requested page route exists
+		if (array_key_exists($this->_req_action, $this->_page_routes)) {
+			$this->_route = $this->_page_routes[ $this->_req_action ];
+			$this->_route_config = isset($this->_page_config[ $this->_req_action ])
+				? $this->_page_config[ $this->_req_action ] : array();
+		} else {
+			// user error msg
+			$error_msg = sprintf(
+				esc_html__(
+					'The requested page route does not exist for the %s admin page.',
+					'event_espresso'
+				),
+				$this->_admin_page_title
+			);
+			// developer error msg
+			$error_msg .= '||' . $error_msg
+						  . sprintf(
+							  esc_html__(
+								  ' Create a key in the "_page_routes" array named "%s" and set its value to the appropriate method.',
+								  'event_espresso'
+							  ),
+							  $this->_req_action
+						  );
+			throw new EE_Error($error_msg);
+		}
+		// and that a default route exists
+		if (! array_key_exists('default', $this->_page_routes)) {
+			// user error msg
+			$error_msg = sprintf(
+				esc_html__(
+					'A default page route has not been set for the % admin page.',
+					'event_espresso'
+				),
+				$this->_admin_page_title
+			);
+			// developer error msg
+			$error_msg .= '||' . $error_msg
+						  . esc_html__(
+							  ' Create a key in the "_page_routes" array named "default" and set its value to your default page method.',
+							  'event_espresso'
+						  );
+			throw new EE_Error($error_msg);
+		}
+
+		// first lets' catch if the UI request has EVER been set.
+		if ($this->_is_UI_request === null) {
+			// lets set if this is a UI request or not.
+			$this->_is_UI_request = ! isset($this->_req_data['noheader']) || $this->_req_data['noheader'] !== true;
+			// wait a minute... we might have a noheader in the route array
+			$this->_is_UI_request = is_array($this->_route)
+									&& isset($this->_route['noheader'])
+									&& $this->_route['noheader'] ? false : $this->_is_UI_request;
+		}
+		$this->_set_current_labels();
+		return true;
+	}
+
+
+	/**
+	 * this method simply verifies a given route and makes sure its an actual route available for the loaded page
+	 *
+	 * @param  string $route the route name we're verifying
+	 * @return mixed (bool|Exception)      we'll throw an exception if this isn't a valid route.
+	 * @throws EE_Error
+	 */
+	protected function _verify_route($route)
+	{
+		if (array_key_exists($this->_req_action, $this->_page_routes)) {
+			return true;
+		}
+		// user error msg
+		$error_msg = sprintf(
+			esc_html__('The given page route does not exist for the %s admin page.', 'event_espresso'),
+			$this->_admin_page_title
+		);
+		// developer error msg
+		$error_msg .= '||' . $error_msg
+					  . sprintf(
+						  esc_html__(
+							  ' Check the route you are using in your method (%s) and make sure it matches a route set in your "_page_routes" array property',
+							  'event_espresso'
+						  ),
+						  $route
+					  );
+		throw new EE_Error($error_msg);
+	}
+
+
+	/**
+	 * perform nonce verification
+	 * This method has be encapsulated here so that any ajax requests that bypass normal routes can verify their nonces
+	 * using this method (and save retyping!)
+	 *
+	 * @param string $nonce     The nonce sent
+	 * @param string $nonce_ref The nonce reference string (name0)
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _verify_nonce($nonce, $nonce_ref)
+	{
+		// verify nonce against expected value
+		if (! wp_verify_nonce($nonce, $nonce_ref)) {
+			// these are not the droids you are looking for !!!
+			$msg = sprintf(
+				esc_html__('%sNonce Fail.%s', 'event_espresso'),
+				'<a href="http://www.youtube.com/watch?v=56_S0WeTkzs">',
+				'</a>'
+			);
+			if (WP_DEBUG) {
+				$msg .= "\n  "
+						. sprintf(
+							esc_html__(
+								'In order to dynamically generate nonces for your actions, use the %s::add_query_args_and_nonce() method. May the Nonce be with you!',
+								'event_espresso'
+							),
+							EE_Admin_Page::class
+						);
+			}
+			if (! defined('DOING_AJAX')) {
+				wp_die($msg);
+			} else {
+				EE_Error::add_error($msg, __FILE__, __FUNCTION__, __LINE__);
+				$this->_return_json();
+			}
+		}
+	}
+
+
+	/**
+	 * _route_admin_request()
+	 * Meat and potatoes of the class.  Basically, this dude checks out what's being requested and sees if there are
+	 * some doodads to work the magic and handle the flingjangy. Translation:  Checks if the requested action is listed
+	 * in the page routes and then will try to load the corresponding method.
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _route_admin_request()
+	{
+		if (! $this->_is_UI_request) {
+			$this->_verify_routes();
+		}
+		$nonce_check = isset($this->_route_config['require_nonce'])
+			? $this->_route_config['require_nonce']
+			: true;
+		if ($this->_req_action !== 'default' && $nonce_check) {
+			// set nonce from post data
+			$nonce = isset($this->_req_data[ $this->_req_nonce ])
+				? sanitize_text_field($this->_req_data[ $this->_req_nonce ])
+				: '';
+			$this->_verify_nonce($nonce, $this->_req_nonce);
+		}
+		// set the nav_tabs array but ONLY if this is  UI_request
+		if ($this->_is_UI_request) {
+			$this->_set_nav_tabs();
+		}
+		// grab callback function
+		$func = is_array($this->_route) && isset($this->_route['func']) ? $this->_route['func'] : $this->_route;
+		// check if callback has args
+		$args = is_array($this->_route) && isset($this->_route['args']) ? $this->_route['args'] : array();
+		$error_msg = '';
+		// action right before calling route
+		// (hook is something like 'AHEE__Registrations_Admin_Page__route_admin_request')
+		if (! did_action('AHEE__EE_Admin_Page__route_admin_request')) {
+			do_action('AHEE__EE_Admin_Page__route_admin_request', $this->_current_view, $this);
+		}
+		// right before calling the route, let's remove _wp_http_referer from the
+		// $_SERVER[REQUEST_URI] global (its now in _req_data for route processing).
+		$_SERVER['REQUEST_URI'] = remove_query_arg(
+			'_wp_http_referer',
+			wp_unslash($_SERVER['REQUEST_URI'])
+		);
+		if (! empty($func)) {
+			if (is_array($func)) {
+				list($class, $method) = $func;
+			} elseif (strpos($func, '::') !== false) {
+				list($class, $method) = explode('::', $func);
+			} else {
+				$class = $this;
+				$method = $func;
+			}
+			if (! (is_object($class) && $class === $this)) {
+				// send along this admin page object for access by addons.
+				$args['admin_page_object'] = $this;
+			}
+			// is it a method on a class that doesn't work?
+			if (
+				((method_exists($class, $method)
+				  && call_user_func_array(array($class, $method), $args) === false)
+				 && (// is it a standalone function that doesn't work?
+					 function_exists($method)
+					 && call_user_func_array(
+						 $func,
+						 array_merge(array('admin_page_object' => $this), $args)
+					 ) === false
+				 )) || (// is it neither a class method NOR a standalone function?
+					! function_exists($method)
+					&& ! method_exists($class, $method)
+				)
+			) {
+				// user error msg
+				$error_msg = esc_html__(
+					'An error occurred. The  requested page route could not be found.',
+					'event_espresso'
+				);
+				// developer error msg
+				$error_msg .= '||';
+				$error_msg .= sprintf(
+					esc_html__(
+						'Page route "%s" could not be called. Check that the spelling for method names and actions in the "_page_routes" array are all correct.',
+						'event_espresso'
+					),
+					$method
+				);
+			}
+			if (! empty($error_msg)) {
+				throw new EE_Error($error_msg);
+			}
+		}
+		// if we've routed and this route has a no headers route AND a sent_headers_route,
+		// then we need to reset the routing properties to the new route.
+		// now if UI request is FALSE and noheader is true AND we have a headers_sent_route in the route array then let's set UI_request to true because the no header route has a second func after headers have been sent.
+		if (
+			$this->_is_UI_request === false
+			&& is_array($this->_route)
+			&& ! empty($this->_route['headers_sent_route'])
+		) {
+			$this->_reset_routing_properties($this->_route['headers_sent_route']);
+		}
+	}
+
+
+	/**
+	 * This method just allows the resetting of page properties in the case where a no headers
+	 * route redirects to a headers route in its route config.
+	 *
+	 * @since   4.3.0
+	 * @param  string $new_route New (non header) route to redirect to.
+	 * @return   void
+	 * @throws ReflectionException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidDataTypeException
+	 * @throws EE_Error
+	 */
+	protected function _reset_routing_properties($new_route)
+	{
+		$this->_is_UI_request = true;
+		// now we set the current route to whatever the headers_sent_route is set at
+		$this->_req_data['action'] = $new_route;
+		// rerun page setup
+		$this->_page_setup();
+	}
+
+
+	/**
+	 * _add_query_arg
+	 * adds nonce to array of arguments then calls WP add_query_arg function
+	 *(internally just uses EEH_URL's function with the same name)
+	 *
+	 * @param array  $args
+	 * @param string $url
+	 * @param bool   $sticky                  if true, then the existing Request params will be appended to the
+	 *                                        generated url in an associative array indexed by the key 'wp_referer';
+	 *                                        Example usage: If the current page is:
+	 *                                        http://mydomain.com/wp-admin/admin.php?page=espresso_registrations
+	 *                                        &action=default&event_id=20&month_range=March%202015
+	 *                                        &_wpnonce=5467821
+	 *                                        and you call:
+	 *                                        EE_Admin_Page::add_query_args_and_nonce(
+	 *                                        array(
+	 *                                        'action' => 'resend_something',
+	 *                                        'page=>espresso_registrations'
+	 *                                        ),
+	 *                                        $some_url,
+	 *                                        true
+	 *                                        );
+	 *                                        It will produce a url in this structure:
+	 *                                        http://{$some_url}/?page=espresso_registrations&action=resend_something
+	 *                                        &wp_referer[action]=default&wp_referer[event_id]=20&wpreferer[
+	 *                                        month_range]=March%202015
+	 * @param   bool $exclude_nonce           If true, the the nonce will be excluded from the generated nonce.
+	 * @return string
+	 */
+	public static function add_query_args_and_nonce(
+		$args = array(),
+		$url = '',
+		$sticky = false,
+		$exclude_nonce = false
+	) {
+		// if there is a _wp_http_referer include the values from the request but only if sticky = true
+		if ($sticky) {
+			$request = $_REQUEST;
+			unset($request['_wp_http_referer'], $request['wp_referer']);
+			foreach ($request as $key => $value) {
+				// do not add nonces
+				if (strpos($key, 'nonce') !== false) {
+					continue;
+				}
+				$args[ 'wp_referer[' . $key . ']' ] = $value;
+			}
+		}
+		return EEH_URL::add_query_args_and_nonce($args, $url, $exclude_nonce);
+	}
+
+
+	/**
+	 * This returns a generated link that will load the related help tab.
+	 *
+	 * @param  string $help_tab_id the id for the connected help tab
+	 * @param  string $icon_style  (optional) include css class for the style you want to use for the help icon.
+	 * @param  string $help_text   (optional) send help text you want to use for the link if default not to be used
+	 * @uses EEH_Template::get_help_tab_link()
+	 * @return string              generated link
+	 */
+	protected function _get_help_tab_link($help_tab_id, $icon_style = '', $help_text = '')
+	{
+		return EEH_Template::get_help_tab_link(
+			$help_tab_id,
+			$this->page_slug,
+			$this->_req_action,
+			$icon_style,
+			$help_text
+		);
+	}
+
+
+	/**
+	 * _add_help_tabs
+	 * Note child classes define their help tabs within the page_config array.
+	 *
+	 * @link   http://codex.wordpress.org/Function_Reference/add_help_tab
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function _add_help_tabs()
+	{
+		$tour_buttons = '';
+		if (isset($this->_page_config[ $this->_req_action ])) {
+			$config = $this->_page_config[ $this->_req_action ];
+			// disabled temporarily. see: https://github.com/eventespresso/eventsmart.com-website/issues/836
+			// is there a help tour for the current route?  if there is let's setup the tour buttons
+			// if (isset($this->_help_tour[ $this->_req_action ])) {
+			//     $tb = array();
+			//     $tour_buttons = '<div class="ee-abs-container"><div class="ee-help-tour-restart-buttons">';
+			//     foreach ($this->_help_tour['tours'] as $tour) {
+			//         // if this is the end tour then we don't need to setup a button
+			//         if ($tour instanceof EE_Help_Tour_final_stop || ! $tour instanceof EE_Help_Tour) {
+			//             continue;
+			//         }
+			//         $tb[] = '<button id="trigger-tour-'
+			//                 . $tour->get_slug()
+			//                 . '" class="button-primary trigger-ee-help-tour">'
+			//                 . $tour->get_label()
+			//                 . '</button>';
+			//     }
+			//     $tour_buttons .= implode('<br />', $tb);
+			//     $tour_buttons .= '</div></div>';
+			// }
+			// let's see if there is a help_sidebar set for the current route and we'll set that up for usage as well.
+			if (is_array($config) && isset($config['help_sidebar'])) {
+				// check that the callback given is valid
+				if (! method_exists($this, $config['help_sidebar'])) {
+					throw new EE_Error(
+						sprintf(
+							esc_html__(
+								'The _page_config array has a callback set for the "help_sidebar" option.  However the callback given (%s) is not a valid callback.  Doublecheck the spelling and make sure this method exists for the class %s',
+								'event_espresso'
+							),
+							$config['help_sidebar'],
+							get_class($this)
+						)
+					);
+				}
+				$content = apply_filters(
+					'FHEE__' . get_class($this) . '__add_help_tabs__help_sidebar',
+					$this->{$config['help_sidebar']}()
+				);
+				$content .= $tour_buttons; // add help tour buttons.
+				// do we have any help tours setup?  Cause if we do we want to add the buttons
+				$this->_current_screen->set_help_sidebar($content);
+			}
+			// if there ARE tour buttons...
+			if (! empty($tour_buttons)) {
+				// if we DON'T have config help sidebar then we'll just add the tour buttons to the sidebar.
+				if (! isset($config['help_sidebar'])) {
+					$this->_current_screen->set_help_sidebar($tour_buttons);
+				}
+				// handle if no help_tabs are set so the sidebar will still show for the help tour buttons
+				if (! isset($config['help_tabs'])) {
+					$_ht['id'] = $this->page_slug;
+					$_ht['title'] = esc_html__('Help Tours', 'event_espresso');
+					$_ht['content'] = '<p>'
+									  . esc_html__(
+										  'The buttons to the right allow you to start/restart any help tours available for this page',
+										  'event_espresso'
+									  ) . '</p>';
+					$this->_current_screen->add_help_tab($_ht);
+				}
+			}
+			if (! isset($config['help_tabs'])) {
+				return;
+			} //no help tabs for this route
+			foreach ((array) $config['help_tabs'] as $tab_id => $cfg) {
+				// we're here so there ARE help tabs!
+				// make sure we've got what we need
+				if (! isset($cfg['title'])) {
+					throw new EE_Error(
+						esc_html__(
+							'The _page_config array is not set up properly for help tabs.  It is missing a title',
+							'event_espresso'
+						)
+					);
+				}
+				if (! isset($cfg['filename']) && ! isset($cfg['callback']) && ! isset($cfg['content'])) {
+					throw new EE_Error(
+						esc_html__(
+							'The _page_config array is not setup properly for help tabs. It is missing a either a filename reference, or a callback reference or a content reference so there is no way to know the content for the help tab',
+							'event_espresso'
+						)
+					);
+				}
+				// first priority goes to content.
+				if (! empty($cfg['content'])) {
+					$content = ! empty($cfg['content']) ? $cfg['content'] : null;
+					// second priority goes to filename
+				} elseif (! empty($cfg['filename'])) {
+					$file_path = $this->_get_dir() . '/help_tabs/' . $cfg['filename'] . '.help_tab.php';
+					// it's possible that the file is located on decaf route (and above sets up for caf route, if this is the case then lets check decaf route too)
+					$file_path = ! is_readable($file_path) ? EE_ADMIN_PAGES
+															 . basename($this->_get_dir())
+															 . '/help_tabs/'
+															 . $cfg['filename']
+															 . '.help_tab.php' : $file_path;
+					// if file is STILL not readable then let's do a EE_Error so its more graceful than a fatal error.
+					if (! isset($cfg['callback']) && ! is_readable($file_path)) {
+						EE_Error::add_error(
+							sprintf(
+								esc_html__(
+									'The filename given for the help tab %s is not a valid file and there is no other configuration for the tab content.  Please check that the string you set for the help tab on this route (%s) is the correct spelling.  The file should be in %s',
+									'event_espresso'
+								),
+								$tab_id,
+								key($config),
+								$file_path
+							),
+							__FILE__,
+							__FUNCTION__,
+							__LINE__
+						);
+						return;
+					}
+					$template_args['admin_page_obj'] = $this;
+					$content = EEH_Template::display_template(
+						$file_path,
+						$template_args,
+						true
+					);
+				} else {
+					$content = '';
+				}
+				// check if callback is valid
+				if (
+					empty($content) && (
+						! isset($cfg['callback']) || ! method_exists($this, $cfg['callback'])
+					)
+				) {
+					EE_Error::add_error(
+						sprintf(
+							esc_html__(
+								'The callback given for a %s help tab on this page does not content OR a corresponding method for generating the content.  Check the spelling or make sure the method is present.',
+								'event_espresso'
+							),
+							$cfg['title']
+						),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+					return;
+				}
+				// setup config array for help tab method
+				$id = $this->page_slug . '-' . $this->_req_action . '-' . $tab_id;
+				$_ht = array(
+					'id'       => $id,
+					'title'    => $cfg['title'],
+					'callback' => isset($cfg['callback']) && empty($content) ? array($this, $cfg['callback']) : null,
+					'content'  => $content,
+				);
+				$this->_current_screen->add_help_tab($_ht);
+			}
+		}
+	}
+
+
+	/**
+	 * This basically checks loaded $_page_config property to see if there are any help_tours defined.  "help_tours" is
+	 * an array with properties for setting up usage of the joyride plugin
+	 *
+	 * @link   http://zurb.com/playground/jquery-joyride-feature-tour-plugin
+	 * @see    instructions regarding the format and construction of the "help_tour" array element is found in the
+	 *         _set_page_config() comments
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function _add_help_tour()
+	{
+		// disabled temporarily. see: https://github.com/eventespresso/eventsmart.com-website/issues/836
+		// $tours = array();
+		// $this->_help_tour = array();
+		// // exit early if help tours are turned off globally
+		// if ((defined('EE_DISABLE_HELP_TOURS') && EE_DISABLE_HELP_TOURS)
+		//     || ! EE_Registry::instance()->CFG->admin->help_tour_activation
+		// ) {
+		//     return;
+		// }
+		// // loop through _page_config to find any help_tour defined
+		// foreach ($this->_page_config as $route => $config) {
+		//     // we're only going to set things up for this route
+		//     if ($route !== $this->_req_action) {
+		//         continue;
+		//     }
+		//     if (isset($config['help_tour'])) {
+		//         foreach ($config['help_tour'] as $tour) {
+		//             $file_path = $this->_get_dir() . '/help_tours/' . $tour . '.class.php';
+		//             // let's see if we can get that file...
+		//             // if not its possible this is a decaf route not set in caffeinated
+		//             // so lets try and get the caffeinated equivalent
+		//             $file_path = ! is_readable($file_path) ? EE_ADMIN_PAGES
+		//                                                      . basename($this->_get_dir())
+		//                                                      . '/help_tours/'
+		//                                                      . $tour
+		//                                                      . '.class.php' : $file_path;
+		//             // if file is STILL not readable then let's do a EE_Error so its more graceful than a fatal error.
+		//             if (! is_readable($file_path)) {
+		//                 EE_Error::add_error(
+		//                     sprintf(
+		//                         esc_html__(
+		//                             'The file path given for the help tour (%s) is not a valid path.  Please check that the string you set for the help tour on this route (%s) is the correct spelling',
+		//                             'event_espresso'
+		//                         ),
+		//                         $file_path,
+		//                         $tour
+		//                     ),
+		//                     __FILE__,
+		//                     __FUNCTION__,
+		//                     __LINE__
+		//                 );
+		//                 return;
+		//             }
+		//             require_once $file_path;
+		//             if (! class_exists($tour)) {
+		//                 $error_msg[] = sprintf(
+		//                     esc_html__('Something went wrong with loading the %s Help Tour Class.', 'event_espresso'),
+		//                     $tour
+		//                 );
+		//                 $error_msg[] = $error_msg[0] . "\r\n"
+		//                                . sprintf(
+		//                                    esc_html__(
+		//                                        'There is no class in place for the %s help tour.%s Make sure you have <strong>%s</strong> defined in the "help_tour" array for the %s route of the % admin page.',
+		//                                        'event_espresso'
+		//                                    ),
+		//                                    $tour,
+		//                                    '<br />',
+		//                                    $tour,
+		//                                    $this->_req_action,
+		//                                    get_class($this)
+		//                                );
+		//                 throw new EE_Error(implode('||', $error_msg));
+		//             }
+		//             $tour_obj = new $tour($this->_is_caf);
+		//             $tours[] = $tour_obj;
+		//             $this->_help_tour[ $route ][] = EEH_Template::help_tour_stops_generator($tour_obj);
+		//         }
+		//         // let's inject the end tour stop element common to all pages... this will only get seen once per machine.
+		//         $end_stop_tour = new EE_Help_Tour_final_stop($this->_is_caf);
+		//         $tours[] = $end_stop_tour;
+		//         $this->_help_tour[ $route ][] = EEH_Template::help_tour_stops_generator($end_stop_tour);
+		//     }
+		// }
+		//
+		// if (! empty($tours)) {
+		//     $this->_help_tour['tours'] = $tours;
+		// }
+		// // that's it!  Now that the $_help_tours property is set (or not)
+		// // the scripts and html should be taken care of automatically.
+		//
+		// /**
+		//  * Allow extending the help tours variable.
+		//  *
+		//  * @param Array $_help_tour The array containing all help tour information to be displayed.
+		//  */
+		// $this->_help_tour = apply_filters('FHEE__EE_Admin_Page___add_help_tour___help_tour', $this->_help_tour);
+	}
+
+
+	/**
+	 * This simply sets up any qtips that have been defined in the page config
+	 *
+	 * @return void
+	 * @throws ReflectionException
+	 * @throws EE_Error
+	 */
+	protected function _add_qtips()
+	{
+		if (isset($this->_route_config['qtips'])) {
+			$qtips = (array) $this->_route_config['qtips'];
+			// load qtip loader
+			$path = array(
+				$this->_get_dir() . '/qtips/',
+				EE_ADMIN_PAGES . basename($this->_get_dir()) . '/qtips/',
+			);
+			$qtip_loader = EEH_Qtip_Loader::instance();
+			if ($qtip_loader instanceof EEH_Qtip_Loader) {
+				$qtip_loader->register($qtips, $path);
+			}
+		}
+	}
+
+
+	/**
+	 * _set_nav_tabs
+	 * This sets up the nav tabs from the page_routes array.  This method can be overwritten by child classes if you
+	 * wish to add additional tabs or modify accordingly.
+	 *
+	 * @return void
+	 * @throws InvalidArgumentException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidDataTypeException
+	 */
+	protected function _set_nav_tabs()
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$i = 0;
+		foreach ($this->_page_config as $slug => $config) {
+			if (
+				! is_array($config)
+				|| (
+					is_array($config)
+					&& (
+						(isset($config['nav']) && ! $config['nav'])
+						|| ! isset($config['nav'])
+					)
+				)
+			) {
+				continue;
+			}
+			// no nav tab for this config
+			// check for persistent flag
+			if ($slug !== $this->_req_action && isset($config['nav']['persistent']) && ! $config['nav']['persistent']) {
+				// nav tab is only to appear when route requested.
+				continue;
+			}
+			if (! $this->check_user_access($slug, true)) {
+				// no nav tab because current user does not have access.
+				continue;
+			}
+			$css_class = isset($config['css_class']) ? $config['css_class'] . ' ' : '';
+			$this->_nav_tabs[ $slug ] = array(
+				'url'       => isset($config['nav']['url'])
+					? $config['nav']['url']
+					: EE_Admin_Page::add_query_args_and_nonce(
+						array('action' => $slug),
+						$this->_admin_base_url
+					),
+				'link_text' => isset($config['nav']['label'])
+					? $config['nav']['label']
+					: ucwords(
+						str_replace('_', ' ', $slug)
+					),
+				'css_class' => $this->_req_action === $slug ? $css_class . 'nav-tab-active' : $css_class,
+				'order'     => isset($config['nav']['order']) ? $config['nav']['order'] : $i,
+			);
+			$i++;
+		}
+		// if $this->_nav_tabs is empty then lets set the default
+		if (empty($this->_nav_tabs)) {
+			$this->_nav_tabs[ $this->_default_nav_tab_name ] = array(
+				'url'       => $this->_admin_base_url,
+				'link_text' => ucwords(str_replace('_', ' ', $this->_default_nav_tab_name)),
+				'css_class' => 'nav-tab-active',
+				'order'     => 10,
+			);
+		}
+		// now let's sort the tabs according to order
+		usort($this->_nav_tabs, array($this, '_sort_nav_tabs'));
+	}
+
+
+	/**
+	 * _set_current_labels
+	 * This method modifies the _labels property with any optional specific labels indicated in the _page_routes
+	 * property array
+	 *
+	 * @return void
+	 */
+	private function _set_current_labels()
+	{
+		if (is_array($this->_route_config) && isset($this->_route_config['labels'])) {
+			foreach ($this->_route_config['labels'] as $label => $text) {
+				if (is_array($text)) {
+					foreach ($text as $sublabel => $subtext) {
+						$this->_labels[ $label ][ $sublabel ] = $subtext;
+					}
+				} else {
+					$this->_labels[ $label ] = $text;
+				}
+			}
+		}
+	}
+
+
+	/**
+	 *        verifies user access for this admin page
+	 *
+	 * @param string $route_to_check if present then the capability for the route matching this string is checked.
+	 * @param bool   $verify_only    Default is FALSE which means if user check fails then wp_die().  Otherwise just
+	 *                               return false if verify fail.
+	 * @return bool
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function check_user_access($route_to_check = '', $verify_only = false)
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$route_to_check = empty($route_to_check) ? $this->_req_action : $route_to_check;
+		$capability = ! empty($route_to_check) && isset($this->_page_routes[ $route_to_check ])
+					  && is_array(
+						  $this->_page_routes[ $route_to_check ]
+					  )
+					  && ! empty($this->_page_routes[ $route_to_check ]['capability'])
+			? $this->_page_routes[ $route_to_check ]['capability'] : null;
+		if (empty($capability) && empty($route_to_check)) {
+			$capability = is_array($this->_route) && empty($this->_route['capability']) ? 'manage_options'
+				: $this->_route['capability'];
+		} else {
+			$capability = empty($capability) ? 'manage_options' : $capability;
+		}
+		$id = is_array($this->_route) && ! empty($this->_route['obj_id']) ? $this->_route['obj_id'] : 0;
+		if (
+			! defined('DOING_AJAX')
+			&& (
+				! function_exists('is_admin')
+				|| ! EE_Registry::instance()->CAP->current_user_can(
+					$capability,
+					$this->page_slug
+					. '_'
+					. $route_to_check,
+					$id
+				)
+			)
+		) {
+			if ($verify_only) {
+				return false;
+			}
+			if (is_user_logged_in()) {
+				wp_die(__('You do not have access to this route.', 'event_espresso'));
+			} else {
+				return false;
+			}
+		}
+		return true;
+	}
+
+
+	/**
+	 * admin_init_global
+	 * This runs all the code that we want executed within the WP admin_init hook.
+	 * This method executes for ALL EE Admin pages.
+	 *
+	 * @return void
+	 */
+	public function admin_init_global()
+	{
+	}
+
+
+	/**
+	 * wp_loaded_global
+	 * This runs all the code that we want executed within the WP wp_loaded hook.  This method is optional for an
+	 * EE_Admin page and will execute on every EE Admin Page load
+	 *
+	 * @return void
+	 */
+	public function wp_loaded()
+	{
+	}
+
+
+	/**
+	 * admin_notices
+	 * Anything triggered by the 'admin_notices' WP hook should be put in here.  This particular method will apply on
+	 * ALL EE_Admin pages.
+	 *
+	 * @return void
+	 */
+	public function admin_notices_global()
+	{
+		$this->_display_no_javascript_warning();
+		$this->_display_espresso_notices();
+	}
+
+
+	public function network_admin_notices_global()
+	{
+		$this->_display_no_javascript_warning();
+		$this->_display_espresso_notices();
+	}
+
+
+	/**
+	 * admin_footer_scripts_global
+	 * Anything triggered by the 'admin_print_footer_scripts' WP hook should be put in here. This particular method
+	 * will apply on ALL EE_Admin pages.
+	 *
+	 * @return void
+	 */
+	public function admin_footer_scripts_global()
+	{
+		$this->_add_admin_page_ajax_loading_img();
+		$this->_add_admin_page_overlay();
+		// if metaboxes are present we need to add the nonce field
+		if (
+			isset($this->_route_config['metaboxes'])
+			|| isset($this->_route_config['list_table'])
+			|| (isset($this->_route_config['has_metaboxes']) && $this->_route_config['has_metaboxes'])
+		) {
+			wp_nonce_field('closedpostboxes', 'closedpostboxesnonce', false);
+			wp_nonce_field('meta-box-order', 'meta-box-order-nonce', false);
+		}
+	}
+
+
+	/**
+	 * admin_footer_global
+	 * Anything triggered by the wp 'admin_footer' wp hook should be put in here.
+	 * This particular method will apply on ALL EE_Admin Pages.
+	 *
+	 * @return void
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function admin_footer_global()
+	{
+		// dialog container for dialog helper
+		$d_cont = '<div class="ee-admin-dialog-container auto-hide hidden">' . "\n";
+		$d_cont .= '<div class="ee-notices"></div>';
+		$d_cont .= '<div class="ee-admin-dialog-container-inner-content"></div>';
+		$d_cont .= '</div>';
+		echo $d_cont;
+		// disabled temporarily. see: https://github.com/eventespresso/eventsmart.com-website/issues/836
+		// help tour stuff?
+		// if (isset($this->_help_tour[ $this->_req_action ])) {
+		//     echo implode('<br />', $this->_help_tour[ $this->_req_action ]);
+		// }
+		// current set timezone for timezone js
+		echo '<span id="current_timezone" class="hidden">' . EEH_DTT_Helper::get_timezone() . '</span>';
+	}
+
+
+	/**
+	 * This function sees if there is a method for help popup content existing for the given route.  If there is then
+	 * we'll use the retrieved array to output the content using the template. For child classes: If you want to have
+	 * help popups then in your templates or your content you set "triggers" for the content using the
+	 * "_set_help_trigger('help_trigger_id')" where "help_trigger_id" is what you will use later in your custom method
+	 * for the help popup content on that page. Then in your Child_Admin_Page class you need to define a help popup
+	 * method for the content in the format "_help_popup_content_{route_name}()"  So if you are setting help content
+	 * for the
+	 * 'edit_event' route you should have a method named "_help_popup_content_edit_route". In your defined
+	 * "help_popup_content_..." method.  You must prepare and return an array in the following format array(
+	 *    'help_trigger_id' => array(
+	 *        'title' => esc_html__('localized title for popup', 'event_espresso'),
+	 *        'content' => esc_html__('localized content for popup', 'event_espresso')
+	 *    )
+	 * );
+	 * Then the EE_Admin_Parent will take care of making sure that is setup properly on the correct route.
+	 *
+	 * @param array $help_array
+	 * @param bool  $display
+	 * @return string content
+	 * @throws DomainException
+	 * @throws EE_Error
+	 */
+	protected function _set_help_popup_content($help_array = array(), $display = false)
+	{
+		$content = '';
+		$help_array = empty($help_array) ? $this->_get_help_content() : $help_array;
+		// loop through the array and setup content
+		foreach ($help_array as $trigger => $help) {
+			// make sure the array is setup properly
+			if (! isset($help['title'], $help['content'])) {
+				throw new EE_Error(
+					esc_html__(
+						'Does not look like the popup content array has been setup correctly.  Might want to double check that.  Read the comments for the _get_help_popup_content method found in "EE_Admin_Page" class',
+						'event_espresso'
+					)
+				);
+			}
+			// we're good so let'd setup the template vars and then assign parsed template content to our content.
+			$template_args = array(
+				'help_popup_id'      => $trigger,
+				'help_popup_title'   => $help['title'],
+				'help_popup_content' => $help['content'],
+			);
+			$content .= EEH_Template::display_template(
+				EE_ADMIN_TEMPLATE . 'admin_help_popup.template.php',
+				$template_args,
+				true
+			);
+		}
+		if ($display) {
+			echo $content;
+			return '';
+		}
+		return $content;
+	}
+
+
+	/**
+	 * All this does is retrieve the help content array if set by the EE_Admin_Page child
+	 *
+	 * @return array properly formatted array for help popup content
+	 * @throws EE_Error
+	 */
+	private function _get_help_content()
+	{
+		// what is the method we're looking for?
+		$method_name = '_help_popup_content_' . $this->_req_action;
+		// if method doesn't exist let's get out.
+		if (! method_exists($this, $method_name)) {
+			return array();
+		}
+		// k we're good to go let's retrieve the help array
+		$help_array = $this->{$method_name}();
+		// make sure we've got an array!
+		if (! is_array($help_array)) {
+			throw new EE_Error(
+				esc_html__(
+					'Something went wrong with help popup content generation. Expecting an array and well, this ain\'t no array bub.',
+					'event_espresso'
+				)
+			);
+		}
+		return $help_array;
+	}
+
+
+	/**
+	 * EE Admin Pages can use this to set a properly formatted trigger for a help popup.
+	 * By default the trigger html is printed.  Otherwise it can be returned if the $display flag is set "false"
+	 * See comments made on the _set_help_content method for understanding other parts to the help popup tool.
+	 *
+	 * @param string  $trigger_id reference for retrieving the trigger content for the popup
+	 * @param boolean $display    if false then we return the trigger string
+	 * @param array   $dimensions an array of dimensions for the box (array(h,w))
+	 * @return string
+	 * @throws DomainException
+	 * @throws EE_Error
+	 */
+	protected function _set_help_trigger($trigger_id, $display = true, $dimensions = array('400', '640'))
+	{
+		if (defined('DOING_AJAX')) {
+			return '';
+		}
+		// let's check and see if there is any content set for this popup.  If there isn't then we'll include a default title and content so that developers know something needs to be corrected
+		$help_array = $this->_get_help_content();
+		$help_content = '';
+		if (empty($help_array) || ! isset($help_array[ $trigger_id ])) {
+			$help_array[ $trigger_id ] = array(
+				'title'   => esc_html__('Missing Content', 'event_espresso'),
+				'content' => esc_html__(
+					'A trigger has been set that doesn\'t have any corresponding content. Make sure you have set the help content. (see the "_set_help_popup_content" method in the EE_Admin_Page for instructions.)',
+					'event_espresso'
+				),
+			);
+			$help_content = $this->_set_help_popup_content($help_array);
+		}
+		// let's setup the trigger
+		$content = '<a class="ee-dialog" href="?height='
+				   . $dimensions[0]
+				   . '&width='
+				   . $dimensions[1]
+				   . '&inlineId='
+				   . $trigger_id
+				   . '" target="_blank"><span class="question ee-help-popup-question"></span></a>';
+		$content .= $help_content;
+		if ($display) {
+			echo $content;
+			return '';
+		}
+		return $content;
+	}
+
+
+	/**
+	 * _add_global_screen_options
+	 * Add any extra wp_screen_options within this method using built-in WP functions/methods for doing so.
+	 * This particular method will add_screen_options on ALL EE_Admin Pages
+	 *
+	 * @link   http://chrismarslender.com/wp-tutorials/wordpress-screen-options-tutorial/
+	 *         see also WP_Screen object documents...
+	 * @link   http://codex.wordpress.org/Class_Reference/WP_Screen
+	 * @abstract
+	 * @return void
+	 */
+	private function _add_global_screen_options()
+	{
+	}
+
+
+	/**
+	 * _add_global_feature_pointers
+	 * This method is used for implementing any "feature pointers" (using built-in WP styling js).
+	 * This particular method will implement feature pointers for ALL EE_Admin pages.
+	 * Note: this is just a placeholder for now.  Implementation will come down the road
+	 *
+	 * @see    WP_Internal_Pointers class in wp-admin/includes/template.php for example (its a final class so can't be
+	 *         extended) also see:
+	 * @link   http://eamann.com/tech/wordpress-portland/
+	 * @abstract
+	 * @return void
+	 */
+	private function _add_global_feature_pointers()
+	{
+	}
+
+
+	/**
+	 * load_global_scripts_styles
+	 * The scripts and styles enqueued in here will be loaded on every EE Admin page
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public function load_global_scripts_styles()
+	{
+		// add debugging styles
+		if (WP_DEBUG) {
+			add_action('admin_head', array($this, 'add_xdebug_style'));
+		}
+		// taking care of metaboxes
+		if (
+			empty($this->_cpt_route)
+			&& (isset($this->_route_config['metaboxes']) || isset($this->_route_config['has_metaboxes']))
+		) {
+			wp_enqueue_script('dashboard');
+		}
+
+		// LOCALIZED DATA
+		// localize script for ajax lazy loading
+		wp_localize_script(
+			EspressoLegacyAdminAssetManager::JS_HANDLE_EE_ADMIN,
+			'eeLazyLoadingContainers',
+			apply_filters(
+				'FHEE__EE_Admin_Page_Core__load_global_scripts_styles__loader_containers',
+				['espresso_news_post_box_content']
+			)
+		);
+		// disabled temporarily. see: https://github.com/eventespresso/eventsmart.com-website/issues/836
+		// /**
+		//  * help tour stuff
+		//  */
+		// if (! empty($this->_help_tour)) {
+		//     // register the js for kicking things off
+		//     wp_enqueue_script(
+		//         'ee-help-tour',
+		//         EE_ADMIN_URL . 'assets/ee-help-tour.js',
+		//         array('jquery-joyride'),
+		//         EVENT_ESPRESSO_VERSION,
+		//         true
+		//     );
+		//     $tours = array();
+		//     // setup tours for the js tour object
+		//     foreach ($this->_help_tour['tours'] as $tour) {
+		//         if ($tour instanceof EE_Help_Tour) {
+		//             $tours[] = array(
+		//                 'id'      => $tour->get_slug(),
+		//                 'options' => $tour->get_options(),
+		//             );
+		//         }
+		//     }
+		//     wp_localize_script('ee-help-tour', 'EE_HELP_TOUR', array('tours' => $tours));
+		//     // admin_footer_global will take care of making sure our help_tour skeleton gets printed via the info stored in $this->_help_tour
+		// }
+	}
+
+
+	/**
+	 *        admin_footer_scripts_eei18n_js_strings
+	 *
+	 * @return        void
+	 */
+	public function admin_footer_scripts_eei18n_js_strings()
+	{
+		EE_Registry::$i18n_js_strings['ajax_url'] = WP_AJAX_URL;
+		EE_Registry::$i18n_js_strings['confirm_delete'] = esc_html__(
+			'Are you absolutely sure you want to delete this item?\nThis action will delete ALL DATA associated with this item!!!\nThis can NOT be undone!!!',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['January'] = esc_html__('January', 'event_espresso');
+		EE_Registry::$i18n_js_strings['February'] = esc_html__('February', 'event_espresso');
+		EE_Registry::$i18n_js_strings['March'] = esc_html__('March', 'event_espresso');
+		EE_Registry::$i18n_js_strings['April'] = esc_html__('April', 'event_espresso');
+		EE_Registry::$i18n_js_strings['May'] = esc_html__('May', 'event_espresso');
+		EE_Registry::$i18n_js_strings['June'] = esc_html__('June', 'event_espresso');
+		EE_Registry::$i18n_js_strings['July'] = esc_html__('July', 'event_espresso');
+		EE_Registry::$i18n_js_strings['August'] = esc_html__('August', 'event_espresso');
+		EE_Registry::$i18n_js_strings['September'] = esc_html__('September', 'event_espresso');
+		EE_Registry::$i18n_js_strings['October'] = esc_html__('October', 'event_espresso');
+		EE_Registry::$i18n_js_strings['November'] = esc_html__('November', 'event_espresso');
+		EE_Registry::$i18n_js_strings['December'] = esc_html__('December', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Jan'] = esc_html__('Jan', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Feb'] = esc_html__('Feb', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Mar'] = esc_html__('Mar', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Apr'] = esc_html__('Apr', 'event_espresso');
+		EE_Registry::$i18n_js_strings['May'] = esc_html__('May', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Jun'] = esc_html__('Jun', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Jul'] = esc_html__('Jul', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Aug'] = esc_html__('Aug', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Sep'] = esc_html__('Sep', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Oct'] = esc_html__('Oct', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Nov'] = esc_html__('Nov', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Dec'] = esc_html__('Dec', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Sunday'] = esc_html__('Sunday', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Monday'] = esc_html__('Monday', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Tuesday'] = esc_html__('Tuesday', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Wednesday'] = esc_html__('Wednesday', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Thursday'] = esc_html__('Thursday', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Friday'] = esc_html__('Friday', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Saturday'] = esc_html__('Saturday', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Sun'] = esc_html__('Sun', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Mon'] = esc_html__('Mon', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Tue'] = esc_html__('Tue', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Wed'] = esc_html__('Wed', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Thu'] = esc_html__('Thu', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Fri'] = esc_html__('Fri', 'event_espresso');
+		EE_Registry::$i18n_js_strings['Sat'] = esc_html__('Sat', 'event_espresso');
+	}
+
+
+	/**
+	 *        load enhanced xdebug styles for ppl with failing eyesight
+	 *
+	 * @return        void
+	 */
+	public function add_xdebug_style()
+	{
+		echo '<style>.xdebug-error { font-size:1.5em; }</style>';
+	}
+
+
+	/************************/
+	/** LIST TABLE METHODS **/
+	/************************/
+	/**
+	 * this sets up the list table if the current view requires it.
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _set_list_table()
+	{
+		// first is this a list_table view?
+		if (! isset($this->_route_config['list_table'])) {
+			return;
+		} //not a list_table view so get out.
+		// list table functions are per view specific (because some admin pages might have more than one list table!)
+		$list_table_view = '_set_list_table_views_' . $this->_req_action;
+		if (! method_exists($this, $list_table_view) || $this->{$list_table_view}() === false) {
+			// user error msg
+			$error_msg = esc_html__(
+				'An error occurred. The requested list table views could not be found.',
+				'event_espresso'
+			);
+			// developer error msg
+			$error_msg .= '||'
+						  . sprintf(
+							  esc_html__(
+								  'List table views for "%s" route could not be setup. Check that you have the corresponding method, "%s" set up for defining list_table_views for this route.',
+								  'event_espresso'
+							  ),
+							  $this->_req_action,
+							  $list_table_view
+						  );
+			throw new EE_Error($error_msg);
+		}
+		// let's provide the ability to filter the views per PAGE AND ROUTE, per PAGE, and globally
+		$this->_views = apply_filters(
+			'FHEE_list_table_views_' . $this->page_slug . '_' . $this->_req_action,
+			$this->_views
+		);
+		$this->_views = apply_filters('FHEE_list_table_views_' . $this->page_slug, $this->_views);
+		$this->_views = apply_filters('FHEE_list_table_views', $this->_views);
+		$this->_set_list_table_view();
+		$this->_set_list_table_object();
+	}
+
+
+	/**
+	 * set current view for List Table
+	 *
+	 * @return void
+	 */
+	protected function _set_list_table_view()
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		// looking at active items or dumpster diving ?
+		if (! isset($this->_req_data['status']) || ! array_key_exists($this->_req_data['status'], $this->_views)) {
+			$this->_view = isset($this->_views['in_use']) ? 'in_use' : 'all';
+		} else {
+			$this->_view = sanitize_key($this->_req_data['status']);
+		}
+	}
+
+
+	/**
+	 * _set_list_table_object
+	 * WP_List_Table objects need to be loaded fairly early so automatic stuff WP does is taken care of.
+	 *
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws EE_Error
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _set_list_table_object()
+	{
+		if (isset($this->_route_config['list_table'])) {
+			if (! class_exists($this->_route_config['list_table'])) {
+				throw new EE_Error(
+					sprintf(
+						esc_html__(
+							'The %s class defined for the list table does not exist.  Please check the spelling of the class ref in the $_page_config property on %s.',
+							'event_espresso'
+						),
+						$this->_route_config['list_table'],
+						get_class($this)
+					)
+				);
+			}
+			$this->_list_table_object = $this->loader->getShared(
+				$this->_route_config['list_table'],
+				array($this)
+			);
+		}
+	}
+
+
+	/**
+	 * get_list_table_view_RLs - get it? View RL ?? VU-RL???  URL ??
+	 *
+	 * @param array $extra_query_args                     Optional. An array of extra query args to add to the generated
+	 *                                                    urls.  The array should be indexed by the view it is being
+	 *                                                    added to.
+	 * @return array
+	 */
+	public function get_list_table_view_RLs($extra_query_args = array())
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		if (empty($this->_views)) {
+			$this->_views = array();
+		}
+		// cycle thru views
+		foreach ($this->_views as $key => $view) {
+			$query_args = array();
+			// check for current view
+			$this->_views[ $key ]['class'] = $this->_view === $view['slug'] ? 'current' : '';
+			$query_args['action'] = $this->_req_action;
+			$query_args[ $this->_req_action . '_nonce' ] = wp_create_nonce($query_args['action'] . '_nonce');
+			$query_args['status'] = $view['slug'];
+			// merge any other arguments sent in.
+			if (isset($extra_query_args[ $view['slug'] ])) {
+				foreach ($extra_query_args[ $view['slug'] ] as $extra_query_arg) {
+					$query_args[] = $extra_query_arg;
+				}
+			}
+			$this->_views[ $key ]['url'] = EE_Admin_Page::add_query_args_and_nonce($query_args, $this->_admin_base_url);
+		}
+		return $this->_views;
+	}
+
+
+	/**
+	 * _entries_per_page_dropdown
+	 * generates a drop down box for selecting the number of visible rows in an admin page list table
+	 *
+	 * @todo   : Note: ideally this should be added to the screen options dropdown as that would be consistent with how
+	 *         WP does it.
+	 * @param int $max_entries total number of rows in the table
+	 * @return string
+	 */
+	protected function _entries_per_page_dropdown($max_entries = 0)
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$values = array(10, 25, 50, 100);
+		$per_page = (! empty($this->_req_data['per_page'])) ? absint($this->_req_data['per_page']) : 10;
+		if ($max_entries) {
+			$values[] = $max_entries;
+			sort($values);
+		}
+		$entries_per_page_dropdown = '
 			<div id="entries-per-page-dv" class="alignleft actions">
 				<label class="hide-if-no-js">
 					Show
 					<select id="entries-per-page-slct" name="entries-per-page-slct">';
-        foreach ($values as $value) {
-            if ($value < $max_entries) {
-                $selected = $value === $per_page ? ' selected="' . $per_page . '"' : '';
-                $entries_per_page_dropdown .= '
+		foreach ($values as $value) {
+			if ($value < $max_entries) {
+				$selected = $value === $per_page ? ' selected="' . $per_page . '"' : '';
+				$entries_per_page_dropdown .= '
 						<option value="' . $value . '"' . $selected . '>' . $value . '&nbsp;&nbsp;</option>';
-            }
-        }
-        $selected = $max_entries === $per_page ? ' selected="' . $per_page . '"' : '';
-        $entries_per_page_dropdown .= '
+			}
+		}
+		$selected = $max_entries === $per_page ? ' selected="' . $per_page . '"' : '';
+		$entries_per_page_dropdown .= '
 						<option value="' . $max_entries . '"' . $selected . '>All&nbsp;&nbsp;</option>';
-        $entries_per_page_dropdown .= '
+		$entries_per_page_dropdown .= '
 					</select>
 					entries
 				</label>
 				<input id="entries-per-page-btn" class="button-secondary" type="submit" value="Go" >
 			</div>
 		';
-        return $entries_per_page_dropdown;
-    }
-
-
-    /**
-     *        _set_search_attributes
-     *
-     * @return        void
-     */
-    public function _set_search_attributes()
-    {
-        $this->_template_args['search']['btn_label'] = sprintf(
-            esc_html__('Search %s', 'event_espresso'),
-            empty($this->_search_btn_label) ? $this->page_label
-                : $this->_search_btn_label
-        );
-        $this->_template_args['search']['callback'] = 'search_' . $this->page_slug;
-    }
-
-
-
-    /*** END LIST TABLE METHODS **/
-
-
-    /**
-     * _add_registered_metaboxes
-     *  this loads any registered metaboxes via the 'metaboxes' index in the _page_config property array.
-     *
-     * @link   http://codex.wordpress.org/Function_Reference/add_meta_box
-     * @return void
-     * @throws EE_Error
-     */
-    private function _add_registered_meta_boxes()
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        // we only add meta boxes if the page_route calls for it
-        if (
-            is_array($this->_route_config) && isset($this->_route_config['metaboxes'])
-            && is_array(
-                $this->_route_config['metaboxes']
-            )
-        ) {
-            // this simply loops through the callbacks provided
-            // and checks if there is a corresponding callback registered by the child
-            // if there is then we go ahead and process the metabox loader.
-            foreach ($this->_route_config['metaboxes'] as $metabox_callback) {
-                // first check for Closures
-                if ($metabox_callback instanceof Closure) {
-                    $result = $metabox_callback();
-                } elseif (is_array($metabox_callback) && isset($metabox_callback[0], $metabox_callback[1])) {
-                    $result = call_user_func(array($metabox_callback[0], $metabox_callback[1]));
-                } else {
-                    $result = $this->{$metabox_callback}();
-                }
-                if ($result === false) {
-                    // user error msg
-                    $error_msg = esc_html__(
-                        'An error occurred. The  requested metabox could not be found.',
-                        'event_espresso'
-                    );
-                    // developer error msg
-                    $error_msg .= '||'
-                                  . sprintf(
-                                      esc_html__(
-                                          'The metabox with the string "%s" could not be called. Check that the spelling for method names and actions in the "_page_config[\'metaboxes\']" array are all correct.',
-                                          'event_espresso'
-                                      ),
-                                      $metabox_callback
-                                  );
-                    throw new EE_Error($error_msg);
-                }
-            }
-        }
-    }
-
-
-    /**
-     * _add_screen_columns
-     * This will check the _page_config array and if there is "columns" key index indicated, we'll set the template as
-     * the dynamic column template and we'll setup the column options for the page.
-     *
-     * @return void
-     */
-    private function _add_screen_columns()
-    {
-        if (
-            is_array($this->_route_config)
-            && isset($this->_route_config['columns'])
-            && is_array($this->_route_config['columns'])
-            && count($this->_route_config['columns']) === 2
-        ) {
-            add_screen_option(
-                'layout_columns',
-                array(
-                    'max'     => (int) $this->_route_config['columns'][0],
-                    'default' => (int) $this->_route_config['columns'][1],
-                )
-            );
-            $this->_template_args['num_columns'] = $this->_route_config['columns'][0];
-            $screen_id = $this->_current_screen->id;
-            $screen_columns = (int) get_user_option("screen_layout_{$screen_id}");
-            $total_columns = ! empty($screen_columns)
-                ? $screen_columns
-                : $this->_route_config['columns'][1];
-            $this->_template_args['current_screen_widget_class'] = 'columns-' . $total_columns;
-            $this->_template_args['current_page'] = $this->_wp_page_slug;
-            $this->_template_args['screen'] = $this->_current_screen;
-            $this->_column_template_path = EE_ADMIN_TEMPLATE
-                                           . 'admin_details_metabox_column_wrapper.template.php';
-            // finally if we don't have has_metaboxes set in the route config
-            // let's make sure it IS set other wise the necessary hidden fields for this won't be loaded.
-            $this->_route_config['has_metaboxes'] = true;
-        }
-    }
-
-
-
-    /** GLOBALLY AVAILABLE METABOXES **/
-
-
-    /**
-     * In this section we put any globally available EE metaboxes for all EE Admin pages.  They are called by simply
-     * referencing the callback in the _page_config array property.  This way you can be very specific about what pages
-     * these get loaded on.
-     */
-    private function _espresso_news_post_box()
-    {
-        $news_box_title = apply_filters(
-            'FHEE__EE_Admin_Page___espresso_news_post_box__news_box_title',
-            esc_html__('New @ Event Espresso', 'event_espresso')
-        );
-        add_meta_box(
-            'espresso_news_post_box',
-            $news_box_title,
-            array(
-                $this,
-                'espresso_news_post_box',
-            ),
-            $this->_wp_page_slug,
-            'side'
-        );
-    }
-
-
-    /**
-     * Code for setting up espresso ratings request metabox.
-     */
-    protected function _espresso_ratings_request()
-    {
-        if (! apply_filters('FHEE_show_ratings_request_meta_box', true)) {
-            return;
-        }
-        $ratings_box_title = apply_filters(
-            'FHEE__EE_Admin_Page___espresso_news_post_box__news_box_title',
-            esc_html__('Keep Event Espresso Decaf Free', 'event_espresso')
-        );
-        add_meta_box(
-            'espresso_ratings_request',
-            $ratings_box_title,
-            array(
-                $this,
-                'espresso_ratings_request',
-            ),
-            $this->_wp_page_slug,
-            'side'
-        );
-    }
-
-
-    /**
-     * Code for setting up espresso ratings request metabox content.
-     *
-     * @throws DomainException
-     */
-    public function espresso_ratings_request()
-    {
-        EEH_Template::display_template(EE_ADMIN_TEMPLATE . 'espresso_ratings_request_content.template.php');
-    }
-
-
-    public static function cached_rss_display($rss_id, $url)
-    {
-        $loading = '<p class="widget-loading hide-if-no-js">'
-                   . __('Loading&#8230;', 'event_espresso')
-                   . '</p><p class="hide-if-js">'
-                   . esc_html__('This widget requires JavaScript.', 'event_espresso')
-                   . '</p>';
-        $pre = '<div class="espresso-rss-display">' . "\n\t";
-        $pre .= '<span id="' . $rss_id . '_url" class="hidden">' . $url . '</span>';
-        $post = '</div>' . "\n";
-        $cache_key = 'ee_rss_' . md5($rss_id);
-        $output = get_transient($cache_key);
-        if ($output !== false) {
-            echo $pre . $output . $post;
-            return true;
-        }
-        if (! (defined('DOING_AJAX') && DOING_AJAX)) {
-            echo $pre . $loading . $post;
-            return false;
-        }
-        ob_start();
-        wp_widget_rss_output($url, array('show_date' => 0, 'items' => 5));
-        set_transient($cache_key, ob_get_flush(), 12 * HOUR_IN_SECONDS);
-        return true;
-    }
-
-
-    public function espresso_news_post_box()
-    {
-        ?>
+		return $entries_per_page_dropdown;
+	}
+
+
+	/**
+	 *        _set_search_attributes
+	 *
+	 * @return        void
+	 */
+	public function _set_search_attributes()
+	{
+		$this->_template_args['search']['btn_label'] = sprintf(
+			esc_html__('Search %s', 'event_espresso'),
+			empty($this->_search_btn_label) ? $this->page_label
+				: $this->_search_btn_label
+		);
+		$this->_template_args['search']['callback'] = 'search_' . $this->page_slug;
+	}
+
+
+
+	/*** END LIST TABLE METHODS **/
+
+
+	/**
+	 * _add_registered_metaboxes
+	 *  this loads any registered metaboxes via the 'metaboxes' index in the _page_config property array.
+	 *
+	 * @link   http://codex.wordpress.org/Function_Reference/add_meta_box
+	 * @return void
+	 * @throws EE_Error
+	 */
+	private function _add_registered_meta_boxes()
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		// we only add meta boxes if the page_route calls for it
+		if (
+			is_array($this->_route_config) && isset($this->_route_config['metaboxes'])
+			&& is_array(
+				$this->_route_config['metaboxes']
+			)
+		) {
+			// this simply loops through the callbacks provided
+			// and checks if there is a corresponding callback registered by the child
+			// if there is then we go ahead and process the metabox loader.
+			foreach ($this->_route_config['metaboxes'] as $metabox_callback) {
+				// first check for Closures
+				if ($metabox_callback instanceof Closure) {
+					$result = $metabox_callback();
+				} elseif (is_array($metabox_callback) && isset($metabox_callback[0], $metabox_callback[1])) {
+					$result = call_user_func(array($metabox_callback[0], $metabox_callback[1]));
+				} else {
+					$result = $this->{$metabox_callback}();
+				}
+				if ($result === false) {
+					// user error msg
+					$error_msg = esc_html__(
+						'An error occurred. The  requested metabox could not be found.',
+						'event_espresso'
+					);
+					// developer error msg
+					$error_msg .= '||'
+								  . sprintf(
+									  esc_html__(
+										  'The metabox with the string "%s" could not be called. Check that the spelling for method names and actions in the "_page_config[\'metaboxes\']" array are all correct.',
+										  'event_espresso'
+									  ),
+									  $metabox_callback
+								  );
+					throw new EE_Error($error_msg);
+				}
+			}
+		}
+	}
+
+
+	/**
+	 * _add_screen_columns
+	 * This will check the _page_config array and if there is "columns" key index indicated, we'll set the template as
+	 * the dynamic column template and we'll setup the column options for the page.
+	 *
+	 * @return void
+	 */
+	private function _add_screen_columns()
+	{
+		if (
+			is_array($this->_route_config)
+			&& isset($this->_route_config['columns'])
+			&& is_array($this->_route_config['columns'])
+			&& count($this->_route_config['columns']) === 2
+		) {
+			add_screen_option(
+				'layout_columns',
+				array(
+					'max'     => (int) $this->_route_config['columns'][0],
+					'default' => (int) $this->_route_config['columns'][1],
+				)
+			);
+			$this->_template_args['num_columns'] = $this->_route_config['columns'][0];
+			$screen_id = $this->_current_screen->id;
+			$screen_columns = (int) get_user_option("screen_layout_{$screen_id}");
+			$total_columns = ! empty($screen_columns)
+				? $screen_columns
+				: $this->_route_config['columns'][1];
+			$this->_template_args['current_screen_widget_class'] = 'columns-' . $total_columns;
+			$this->_template_args['current_page'] = $this->_wp_page_slug;
+			$this->_template_args['screen'] = $this->_current_screen;
+			$this->_column_template_path = EE_ADMIN_TEMPLATE
+										   . 'admin_details_metabox_column_wrapper.template.php';
+			// finally if we don't have has_metaboxes set in the route config
+			// let's make sure it IS set other wise the necessary hidden fields for this won't be loaded.
+			$this->_route_config['has_metaboxes'] = true;
+		}
+	}
+
+
+
+	/** GLOBALLY AVAILABLE METABOXES **/
+
+
+	/**
+	 * In this section we put any globally available EE metaboxes for all EE Admin pages.  They are called by simply
+	 * referencing the callback in the _page_config array property.  This way you can be very specific about what pages
+	 * these get loaded on.
+	 */
+	private function _espresso_news_post_box()
+	{
+		$news_box_title = apply_filters(
+			'FHEE__EE_Admin_Page___espresso_news_post_box__news_box_title',
+			esc_html__('New @ Event Espresso', 'event_espresso')
+		);
+		add_meta_box(
+			'espresso_news_post_box',
+			$news_box_title,
+			array(
+				$this,
+				'espresso_news_post_box',
+			),
+			$this->_wp_page_slug,
+			'side'
+		);
+	}
+
+
+	/**
+	 * Code for setting up espresso ratings request metabox.
+	 */
+	protected function _espresso_ratings_request()
+	{
+		if (! apply_filters('FHEE_show_ratings_request_meta_box', true)) {
+			return;
+		}
+		$ratings_box_title = apply_filters(
+			'FHEE__EE_Admin_Page___espresso_news_post_box__news_box_title',
+			esc_html__('Keep Event Espresso Decaf Free', 'event_espresso')
+		);
+		add_meta_box(
+			'espresso_ratings_request',
+			$ratings_box_title,
+			array(
+				$this,
+				'espresso_ratings_request',
+			),
+			$this->_wp_page_slug,
+			'side'
+		);
+	}
+
+
+	/**
+	 * Code for setting up espresso ratings request metabox content.
+	 *
+	 * @throws DomainException
+	 */
+	public function espresso_ratings_request()
+	{
+		EEH_Template::display_template(EE_ADMIN_TEMPLATE . 'espresso_ratings_request_content.template.php');
+	}
+
+
+	public static function cached_rss_display($rss_id, $url)
+	{
+		$loading = '<p class="widget-loading hide-if-no-js">'
+				   . __('Loading&#8230;', 'event_espresso')
+				   . '</p><p class="hide-if-js">'
+				   . esc_html__('This widget requires JavaScript.', 'event_espresso')
+				   . '</p>';
+		$pre = '<div class="espresso-rss-display">' . "\n\t";
+		$pre .= '<span id="' . $rss_id . '_url" class="hidden">' . $url . '</span>';
+		$post = '</div>' . "\n";
+		$cache_key = 'ee_rss_' . md5($rss_id);
+		$output = get_transient($cache_key);
+		if ($output !== false) {
+			echo $pre . $output . $post;
+			return true;
+		}
+		if (! (defined('DOING_AJAX') && DOING_AJAX)) {
+			echo $pre . $loading . $post;
+			return false;
+		}
+		ob_start();
+		wp_widget_rss_output($url, array('show_date' => 0, 'items' => 5));
+		set_transient($cache_key, ob_get_flush(), 12 * HOUR_IN_SECONDS);
+		return true;
+	}
+
+
+	public function espresso_news_post_box()
+	{
+		?>
         <div class="padding">
             <div id="espresso_news_post_box_content" class="infolinks">
                 <?php
-                // Get RSS Feed(s)
-                EE_Admin_Page::cached_rss_display(
-                    'espresso_news_post_box_content',
-                    urlencode(
-                        apply_filters(
-                            'FHEE__EE_Admin_Page__espresso_news_post_box__feed_url',
-                            'http://eventespresso.com/feed/'
-                        )
-                    )
-                );
-                ?>
+				// Get RSS Feed(s)
+				EE_Admin_Page::cached_rss_display(
+					'espresso_news_post_box_content',
+					urlencode(
+						apply_filters(
+							'FHEE__EE_Admin_Page__espresso_news_post_box__feed_url',
+							'http://eventespresso.com/feed/'
+						)
+					)
+				);
+				?>
             </div>
             <?php do_action('AHEE__EE_Admin_Page__espresso_news_post_box__after_content'); ?>
         </div>
         <?php
-    }
-
-
-    private function _espresso_links_post_box()
-    {
-        // Hiding until we actually have content to put in here...
-        // add_meta_box('espresso_links_post_box', esc_html__('Helpful Plugin Links', 'event_espresso'), array( $this, 'espresso_links_post_box'), $this->_wp_page_slug, 'side');
-    }
-
-
-    public function espresso_links_post_box()
-    {
-        // Hiding until we actually have content to put in here...
-        // EEH_Template::display_template(
-        //     EE_ADMIN_TEMPLATE . 'admin_general_metabox_contents_espresso_links.template.php'
-        // );
-    }
-
-
-    protected function _espresso_sponsors_post_box()
-    {
-        if (apply_filters('FHEE_show_sponsors_meta_box', true)) {
-            add_meta_box(
-                'espresso_sponsors_post_box',
-                esc_html__('Event Espresso Highlights', 'event_espresso'),
-                array($this, 'espresso_sponsors_post_box'),
-                $this->_wp_page_slug,
-                'side'
-            );
-        }
-    }
-
-
-    public function espresso_sponsors_post_box()
-    {
-        EEH_Template::display_template(
-            EE_ADMIN_TEMPLATE . 'admin_general_metabox_contents_espresso_sponsors.template.php'
-        );
-    }
-
-
-    private function _publish_post_box()
-    {
-        $meta_box_ref = 'espresso_' . $this->page_slug . '_editor_overview';
-        // if there is a array('label' => array('publishbox' => 'some title') ) present in the _page_config array
-        // then we'll use that for the metabox label.
-        // Otherwise we'll just use publish (publishbox itself could be an array of labels indexed by routes)
-        if (! empty($this->_labels['publishbox'])) {
-            $box_label = is_array($this->_labels['publishbox']) ? $this->_labels['publishbox'][ $this->_req_action ]
-                : $this->_labels['publishbox'];
-        } else {
-            $box_label = esc_html__('Publish', 'event_espresso');
-        }
-        $box_label = apply_filters(
-            'FHEE__EE_Admin_Page___publish_post_box__box_label',
-            $box_label,
-            $this->_req_action,
-            $this
-        );
-        add_meta_box(
-            $meta_box_ref,
-            $box_label,
-            array($this, 'editor_overview'),
-            $this->_current_screen->id,
-            'side',
-            'high'
-        );
-    }
-
-
-    public function editor_overview()
-    {
-        // if we have extra content set let's add it in if not make sure its empty
-        $this->_template_args['publish_box_extra_content'] = isset($this->_template_args['publish_box_extra_content'])
-            ? $this->_template_args['publish_box_extra_content']
-            : '';
-        echo EEH_Template::display_template(
-            EE_ADMIN_TEMPLATE . 'admin_details_publish_metabox.template.php',
-            $this->_template_args,
-            true
-        );
-    }
-
-
-    /** end of globally available metaboxes section **/
-
-
-    /**
-     * Public wrapper for the protected method.  Allows plugins/addons to externally call the
-     * protected method.
-     *
-     * @see   $this->_set_publish_post_box_vars for param details
-     * @since 4.6.0
-     * @param string $name
-     * @param int    $id
-     * @param bool   $delete
-     * @param string $save_close_redirect_URL
-     * @param bool   $both_btns
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function set_publish_post_box_vars(
-        $name = '',
-        $id = 0,
-        $delete = false,
-        $save_close_redirect_URL = '',
-        $both_btns = true
-    ) {
-        $this->_set_publish_post_box_vars(
-            $name,
-            $id,
-            $delete,
-            $save_close_redirect_URL,
-            $both_btns
-        );
-    }
-
-
-    /**
-     * Sets the _template_args arguments used by the _publish_post_box shortcut
-     * Note: currently there is no validation for this.  However if you want the delete button, the
-     * save, and save and close buttons to work properly, then you will want to include a
-     * values for the name and id arguments.
-     *
-     * @todo  Add in validation for name/id arguments.
-     * @param    string  $name                    key used for the action ID (i.e. event_id)
-     * @param    int     $id                      id attached to the item published
-     * @param    string  $delete                  page route callback for the delete action
-     * @param    string  $save_close_redirect_URL custom URL to redirect to after Save & Close has been completed
-     * @param    boolean $both_btns               whether to display BOTH the "Save & Close" and "Save" buttons or just
-     *                                            the Save button
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _set_publish_post_box_vars(
-        $name = '',
-        $id = 0,
-        $delete = '',
-        $save_close_redirect_URL = '',
-        $both_btns = true
-    ) {
-        // if Save & Close, use a custom redirect URL or default to the main page?
-        $save_close_redirect_URL = ! empty($save_close_redirect_URL)
-            ? $save_close_redirect_URL
-            : $this->_admin_base_url;
-        // create the Save & Close and Save buttons
-        $this->_set_save_buttons($both_btns, array(), array(), $save_close_redirect_URL);
-        // if we have extra content set let's add it in if not make sure its empty
-        $this->_template_args['publish_box_extra_content'] = isset($this->_template_args['publish_box_extra_content'])
-            ? $this->_template_args['publish_box_extra_content']
-            : '';
-        if ($delete && ! empty($id)) {
-            // make sure we have a default if just true is sent.
-            $delete = ! empty($delete) ? $delete : 'delete';
-            $delete_link_args = array($name => $id);
-            $delete = $this->get_action_link_or_button(
-                $delete,
-                $delete,
-                $delete_link_args,
-                'submitdelete deletion'
-            );
-        }
-        $this->_template_args['publish_delete_link'] = ! empty($id) ? $delete : '';
-        if (! empty($name) && ! empty($id)) {
-            $hidden_field_arr[ $name ] = array(
-                'type'  => 'hidden',
-                'value' => $id,
-            );
-            $hf = $this->_generate_admin_form_fields($hidden_field_arr, 'array');
-        } else {
-            $hf = '';
-        }
-        // add hidden field
-        $this->_template_args['publish_hidden_fields'] = is_array($hf) && ! empty($name)
-            ? $hf[ $name ]['field']
-            : $hf;
-    }
-
-
-    /**
-     * displays an error message to ppl who have javascript disabled
-     *
-     * @return void
-     */
-    private function _display_no_javascript_warning()
-    {
-        ?>
+	}
+
+
+	private function _espresso_links_post_box()
+	{
+		// Hiding until we actually have content to put in here...
+		// add_meta_box('espresso_links_post_box', esc_html__('Helpful Plugin Links', 'event_espresso'), array( $this, 'espresso_links_post_box'), $this->_wp_page_slug, 'side');
+	}
+
+
+	public function espresso_links_post_box()
+	{
+		// Hiding until we actually have content to put in here...
+		// EEH_Template::display_template(
+		//     EE_ADMIN_TEMPLATE . 'admin_general_metabox_contents_espresso_links.template.php'
+		// );
+	}
+
+
+	protected function _espresso_sponsors_post_box()
+	{
+		if (apply_filters('FHEE_show_sponsors_meta_box', true)) {
+			add_meta_box(
+				'espresso_sponsors_post_box',
+				esc_html__('Event Espresso Highlights', 'event_espresso'),
+				array($this, 'espresso_sponsors_post_box'),
+				$this->_wp_page_slug,
+				'side'
+			);
+		}
+	}
+
+
+	public function espresso_sponsors_post_box()
+	{
+		EEH_Template::display_template(
+			EE_ADMIN_TEMPLATE . 'admin_general_metabox_contents_espresso_sponsors.template.php'
+		);
+	}
+
+
+	private function _publish_post_box()
+	{
+		$meta_box_ref = 'espresso_' . $this->page_slug . '_editor_overview';
+		// if there is a array('label' => array('publishbox' => 'some title') ) present in the _page_config array
+		// then we'll use that for the metabox label.
+		// Otherwise we'll just use publish (publishbox itself could be an array of labels indexed by routes)
+		if (! empty($this->_labels['publishbox'])) {
+			$box_label = is_array($this->_labels['publishbox']) ? $this->_labels['publishbox'][ $this->_req_action ]
+				: $this->_labels['publishbox'];
+		} else {
+			$box_label = esc_html__('Publish', 'event_espresso');
+		}
+		$box_label = apply_filters(
+			'FHEE__EE_Admin_Page___publish_post_box__box_label',
+			$box_label,
+			$this->_req_action,
+			$this
+		);
+		add_meta_box(
+			$meta_box_ref,
+			$box_label,
+			array($this, 'editor_overview'),
+			$this->_current_screen->id,
+			'side',
+			'high'
+		);
+	}
+
+
+	public function editor_overview()
+	{
+		// if we have extra content set let's add it in if not make sure its empty
+		$this->_template_args['publish_box_extra_content'] = isset($this->_template_args['publish_box_extra_content'])
+			? $this->_template_args['publish_box_extra_content']
+			: '';
+		echo EEH_Template::display_template(
+			EE_ADMIN_TEMPLATE . 'admin_details_publish_metabox.template.php',
+			$this->_template_args,
+			true
+		);
+	}
+
+
+	/** end of globally available metaboxes section **/
+
+
+	/**
+	 * Public wrapper for the protected method.  Allows plugins/addons to externally call the
+	 * protected method.
+	 *
+	 * @see   $this->_set_publish_post_box_vars for param details
+	 * @since 4.6.0
+	 * @param string $name
+	 * @param int    $id
+	 * @param bool   $delete
+	 * @param string $save_close_redirect_URL
+	 * @param bool   $both_btns
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function set_publish_post_box_vars(
+		$name = '',
+		$id = 0,
+		$delete = false,
+		$save_close_redirect_URL = '',
+		$both_btns = true
+	) {
+		$this->_set_publish_post_box_vars(
+			$name,
+			$id,
+			$delete,
+			$save_close_redirect_URL,
+			$both_btns
+		);
+	}
+
+
+	/**
+	 * Sets the _template_args arguments used by the _publish_post_box shortcut
+	 * Note: currently there is no validation for this.  However if you want the delete button, the
+	 * save, and save and close buttons to work properly, then you will want to include a
+	 * values for the name and id arguments.
+	 *
+	 * @todo  Add in validation for name/id arguments.
+	 * @param    string  $name                    key used for the action ID (i.e. event_id)
+	 * @param    int     $id                      id attached to the item published
+	 * @param    string  $delete                  page route callback for the delete action
+	 * @param    string  $save_close_redirect_URL custom URL to redirect to after Save & Close has been completed
+	 * @param    boolean $both_btns               whether to display BOTH the "Save & Close" and "Save" buttons or just
+	 *                                            the Save button
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _set_publish_post_box_vars(
+		$name = '',
+		$id = 0,
+		$delete = '',
+		$save_close_redirect_URL = '',
+		$both_btns = true
+	) {
+		// if Save & Close, use a custom redirect URL or default to the main page?
+		$save_close_redirect_URL = ! empty($save_close_redirect_URL)
+			? $save_close_redirect_URL
+			: $this->_admin_base_url;
+		// create the Save & Close and Save buttons
+		$this->_set_save_buttons($both_btns, array(), array(), $save_close_redirect_URL);
+		// if we have extra content set let's add it in if not make sure its empty
+		$this->_template_args['publish_box_extra_content'] = isset($this->_template_args['publish_box_extra_content'])
+			? $this->_template_args['publish_box_extra_content']
+			: '';
+		if ($delete && ! empty($id)) {
+			// make sure we have a default if just true is sent.
+			$delete = ! empty($delete) ? $delete : 'delete';
+			$delete_link_args = array($name => $id);
+			$delete = $this->get_action_link_or_button(
+				$delete,
+				$delete,
+				$delete_link_args,
+				'submitdelete deletion'
+			);
+		}
+		$this->_template_args['publish_delete_link'] = ! empty($id) ? $delete : '';
+		if (! empty($name) && ! empty($id)) {
+			$hidden_field_arr[ $name ] = array(
+				'type'  => 'hidden',
+				'value' => $id,
+			);
+			$hf = $this->_generate_admin_form_fields($hidden_field_arr, 'array');
+		} else {
+			$hf = '';
+		}
+		// add hidden field
+		$this->_template_args['publish_hidden_fields'] = is_array($hf) && ! empty($name)
+			? $hf[ $name ]['field']
+			: $hf;
+	}
+
+
+	/**
+	 * displays an error message to ppl who have javascript disabled
+	 *
+	 * @return void
+	 */
+	private function _display_no_javascript_warning()
+	{
+		?>
         <noscript>
             <div id="no-js-message" class="error">
                 <p style="font-size:1.3em;">
                     <span style="color:red;"><?php esc_html_e('Warning!', 'event_espresso'); ?></span>
                     <?php esc_html_e(
-                        'Javascript is currently turned off for your browser. Javascript must be enabled in order for all of the features on this page to function properly. Please turn your javascript back on.',
-                        'event_espresso'
-                    ); ?>
+						'Javascript is currently turned off for your browser. Javascript must be enabled in order for all of the features on this page to function properly. Please turn your javascript back on.',
+						'event_espresso'
+					); ?>
                 </p>
             </div>
         </noscript>
         <?php
-    }
-
-
-    /**
-     * displays espresso success and/or error notices
-     *
-     * @return void
-     */
-    private function _display_espresso_notices()
-    {
-        $notices = $this->_get_transient(true);
-        echo stripslashes($notices);
-    }
-
-
-    /**
-     * spinny things pacify the masses
-     *
-     * @return void
-     */
-    protected function _add_admin_page_ajax_loading_img()
-    {
-        ?>
+	}
+
+
+	/**
+	 * displays espresso success and/or error notices
+	 *
+	 * @return void
+	 */
+	private function _display_espresso_notices()
+	{
+		$notices = $this->_get_transient(true);
+		echo stripslashes($notices);
+	}
+
+
+	/**
+	 * spinny things pacify the masses
+	 *
+	 * @return void
+	 */
+	protected function _add_admin_page_ajax_loading_img()
+	{
+		?>
         <div id="espresso-ajax-loading" class="ajax-loading-grey">
             <span class="ee-spinner ee-spin"></span><span class="hidden"><?php
-                esc_html_e('loading...', 'event_espresso'); ?></span>
+				esc_html_e('loading...', 'event_espresso'); ?></span>
         </div>
         <?php
-    }
+	}
 
 
-    /**
-     * add admin page overlay for modal boxes
-     *
-     * @return void
-     */
-    protected function _add_admin_page_overlay()
-    {
-        ?>
+	/**
+	 * add admin page overlay for modal boxes
+	 *
+	 * @return void
+	 */
+	protected function _add_admin_page_overlay()
+	{
+		?>
         <div id="espresso-admin-page-overlay-dv" class=""></div>
         <?php
-    }
-
-
-    /**
-     * facade for add_meta_box
-     *
-     * @param string  $action        where the metabox get's displayed
-     * @param string  $title         Title of Metabox (output in metabox header)
-     * @param string  $callback      If not empty and $create_fun is set to false then we'll use a custom callback
-     *                               instead of the one created in here.
-     * @param array   $callback_args an array of args supplied for the metabox
-     * @param string  $column        what metabox column
-     * @param string  $priority      give this metabox a priority (using accepted priorities for wp meta boxes)
-     * @param boolean $create_func   default is true.  Basically we can say we don't WANT to have the runtime function
-     *                               created but just set our own callback for wp's add_meta_box.
-     * @throws DomainException
-     */
-    public function _add_admin_page_meta_box(
-        $action,
-        $title,
-        $callback,
-        $callback_args,
-        $column = 'normal',
-        $priority = 'high',
-        $create_func = true
-    ) {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, $callback);
-        // if we have empty callback args and we want to automatically create the metabox callback then we need to make sure the callback args are generated.
-        if (empty($callback_args) && $create_func) {
-            $callback_args = array(
-                'template_path' => $this->_template_path,
-                'template_args' => $this->_template_args,
-            );
-        }
-        // if $create_func is true (default) then we automatically create the function for displaying the actual meta box.  If false then we take the $callback reference passed through and use it instead (so callers can define their own callback function/method if they wish)
-        $call_back_func = $create_func
-            ? static function ($post, $metabox) {
-                do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-                echo EEH_Template::display_template(
-                    $metabox['args']['template_path'],
-                    $metabox['args']['template_args'],
-                    true
-                );
-            }
-            : $callback;
-        add_meta_box(
-            str_replace('_', '-', $action) . '-mbox',
-            $title,
-            $call_back_func,
-            $this->_wp_page_slug,
-            $column,
-            $priority,
-            $callback_args
-        );
-    }
-
-
-    /**
-     * generates HTML wrapper for and admin details page that contains metaboxes in columns
-     *
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function display_admin_page_with_metabox_columns()
-    {
-        $this->_template_args['post_body_content'] = $this->_template_args['admin_page_content'];
-        $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-            $this->_column_template_path,
-            $this->_template_args,
-            true
-        );
-        // the final wrapper
-        $this->admin_page_wrapper();
-    }
-
-
-    /**
-     * generates  HTML wrapper for an admin details page
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function display_admin_page_with_sidebar()
-    {
-        $this->_display_admin_page(true);
-    }
-
-
-    /**
-     * generates  HTML wrapper for an admin details page (except no sidebar)
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function display_admin_page_with_no_sidebar()
-    {
-        $this->_display_admin_page();
-    }
-
-
-    /**
-     * generates HTML wrapper for an EE about admin page (no sidebar)
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function display_about_admin_page()
-    {
-        $this->_display_admin_page(false, true);
-    }
-
-
-    /**
-     * display_admin_page
-     * contains the code for actually displaying an admin page
-     *
-     * @param boolean $sidebar true with sidebar, false without
-     * @param boolean $about   use the about admin wrapper instead of the default.
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _display_admin_page($sidebar = false, $about = false)
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        // custom remove metaboxes hook to add or remove any metaboxes to/from Admin pages.
-        do_action('AHEE__EE_Admin_Page___display_admin_page__modify_metaboxes');
-        // set current wp page slug - looks like: event-espresso_page_event_categories
-        // keep in mind "event-espresso" COULD be something else if the top level menu label has been translated.
-        $this->_template_args['current_page'] = $this->_wp_page_slug;
-        $this->_template_args['admin_page_wrapper_div_id'] = $this->_cpt_route
-            ? 'poststuff'
-            : 'espresso-default-admin';
-        $template_path = $sidebar
-            ? EE_ADMIN_TEMPLATE . 'admin_details_wrapper.template.php'
-            : EE_ADMIN_TEMPLATE . 'admin_details_wrapper_no_sidebar.template.php';
-        if (defined('DOING_AJAX') && DOING_AJAX) {
-            $template_path = EE_ADMIN_TEMPLATE . 'admin_details_wrapper_no_sidebar_ajax.template.php';
-        }
-        $template_path = ! empty($this->_column_template_path)
-            ? $this->_column_template_path : $template_path;
-        $this->_template_args['post_body_content'] = isset($this->_template_args['admin_page_content'])
-            ? $this->_template_args['admin_page_content']
-            : '';
-        $this->_template_args['before_admin_page_content'] = isset($this->_template_args['before_admin_page_content'])
-            ? $this->_template_args['before_admin_page_content']
-            : '';
-        $this->_template_args['after_admin_page_content'] = isset($this->_template_args['after_admin_page_content'])
-            ? $this->_template_args['after_admin_page_content']
-            : '';
-        $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-            $template_path,
-            $this->_template_args,
-            true
-        );
-        // the final template wrapper
-        $this->admin_page_wrapper($about);
-    }
-
-
-    /**
-     * This is used to display caf preview pages.
-     *
-     * @since 4.3.2
-     * @param string $utm_campaign_source what is the key used for google analytics link
-     * @param bool   $display_sidebar     whether to use the sidebar template or the full template for the page.  TRUE
-     *                                    = SHOW sidebar, FALSE = no sidebar. Default no sidebar.
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function display_admin_caf_preview_page($utm_campaign_source = '', $display_sidebar = true)
-    {
-        // let's generate a default preview action button if there isn't one already present.
-        $this->_labels['buttons']['buy_now'] = esc_html__(
-            'Upgrade to Event Espresso 4 Right Now',
-            'event_espresso'
-        );
-        $buy_now_url = add_query_arg(
-            array(
-                'ee_ver'       => 'ee4',
-                'utm_source'   => 'ee4_plugin_admin',
-                'utm_medium'   => 'link',
-                'utm_campaign' => $utm_campaign_source,
-                'utm_content'  => 'buy_now_button',
-            ),
-            'http://eventespresso.com/pricing/'
-        );
-        $this->_template_args['preview_action_button'] = ! isset($this->_template_args['preview_action_button'])
-            ? $this->get_action_link_or_button(
-                '',
-                'buy_now',
-                array(),
-                'button-primary button-large',
-                $buy_now_url,
-                true
-            )
-            : $this->_template_args['preview_action_button'];
-        $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-            EE_ADMIN_TEMPLATE . 'admin_caf_full_page_preview.template.php',
-            $this->_template_args,
-            true
-        );
-        $this->_display_admin_page($display_sidebar);
-    }
-
-
-    /**
-     * display_admin_list_table_page_with_sidebar
-     * generates HTML wrapper for an admin_page with list_table
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function display_admin_list_table_page_with_sidebar()
-    {
-        $this->_display_admin_list_table_page(true);
-    }
-
-
-    /**
-     * display_admin_list_table_page_with_no_sidebar
-     * generates HTML wrapper for an admin_page with list_table (but with no sidebar)
-     *
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function display_admin_list_table_page_with_no_sidebar()
-    {
-        $this->_display_admin_list_table_page();
-    }
-
-
-    /**
-     * generates html wrapper for an admin_list_table page
-     *
-     * @param boolean $sidebar whether to display with sidebar or not.
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _display_admin_list_table_page($sidebar = false)
-    {
-        // setup search attributes
-        $this->_set_search_attributes();
-        $this->_template_args['current_page'] = $this->_wp_page_slug;
-        $template_path = EE_ADMIN_TEMPLATE . 'admin_list_wrapper.template.php';
-        $this->_template_args['table_url'] = defined('DOING_AJAX')
-            ? add_query_arg(array('noheader' => 'true', 'route' => $this->_req_action), $this->_admin_base_url)
-            : add_query_arg(array('route' => $this->_req_action), $this->_admin_base_url);
-        $this->_template_args['list_table'] = $this->_list_table_object;
-        $this->_template_args['current_route'] = $this->_req_action;
-        $this->_template_args['list_table_class'] = get_class($this->_list_table_object);
-        $ajax_sorting_callback = $this->_list_table_object->get_ajax_sorting_callback();
-        if (! empty($ajax_sorting_callback)) {
-            $sortable_list_table_form_fields = wp_nonce_field(
-                $ajax_sorting_callback . '_nonce',
-                $ajax_sorting_callback . '_nonce',
-                false,
-                false
-            );
-            $sortable_list_table_form_fields .= '<input type="hidden" id="ajax_table_sort_page" name="ajax_table_sort_page" value="'
-                                                . $this->page_slug
-                                                . '" />';
-            $sortable_list_table_form_fields .= '<input type="hidden" id="ajax_table_sort_action" name="ajax_table_sort_action" value="'
-                                                . $ajax_sorting_callback
-                                                . '" />';
-        } else {
-            $sortable_list_table_form_fields = '';
-        }
-        $this->_template_args['sortable_list_table_form_fields'] = $sortable_list_table_form_fields;
-        $hidden_form_fields = isset($this->_template_args['list_table_hidden_fields'])
-            ? $this->_template_args['list_table_hidden_fields']
-            : '';
-        $nonce_ref = $this->_req_action . '_nonce';
-        $hidden_form_fields .= '<input type="hidden" name="'
-                               . $nonce_ref
-                               . '" value="'
-                               . wp_create_nonce($nonce_ref)
-                               . '">';
-        $this->_template_args['list_table_hidden_fields'] = $hidden_form_fields;
-        // display message about search results?
-        $this->_template_args['before_list_table'] .= ! empty($this->_req_data['s'])
-            ? '<p class="ee-search-results">' . sprintf(
-                esc_html__('Displaying search results for the search string: %1$s', 'event_espresso'),
-                trim($this->_req_data['s'], '%')
-            ) . '</p>'
-            : '';
-        // filter before_list_table template arg
-        $this->_template_args['before_list_table'] = apply_filters(
-            'FHEE__EE_Admin_Page___display_admin_list_table_page__before_list_table__template_arg',
-            $this->_template_args['before_list_table'],
-            $this->page_slug,
-            $this->_req_data,
-            $this->_req_action
-        );
-        // convert to array and filter again
-        // arrays are easier to inject new items in a specific location,
-        // but would not be backwards compatible, so we have to add a new filter
-        $this->_template_args['before_list_table'] = implode(
-            " \n",
-            (array) apply_filters(
-                'FHEE__EE_Admin_Page___display_admin_list_table_page__before_list_table__template_args_array',
-                (array) $this->_template_args['before_list_table'],
-                $this->page_slug,
-                $this->_req_data,
-                $this->_req_action
-            )
-        );
-        // filter after_list_table template arg
-        $this->_template_args['after_list_table'] = apply_filters(
-            'FHEE__EE_Admin_Page___display_admin_list_table_page__after_list_table__template_arg',
-            $this->_template_args['after_list_table'],
-            $this->page_slug,
-            $this->_req_data,
-            $this->_req_action
-        );
-        // convert to array and filter again
-        // arrays are easier to inject new items in a specific location,
-        // but would not be backwards compatible, so we have to add a new filter
-        $this->_template_args['after_list_table'] = implode(
-            " \n",
-            (array) apply_filters(
-                'FHEE__EE_Admin_Page___display_admin_list_table_page__after_list_table__template_args_array',
-                (array) $this->_template_args['after_list_table'],
-                $this->page_slug,
-                $this->_req_data,
-                $this->_req_action
-            )
-        );
-        $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-            $template_path,
-            $this->_template_args,
-            true
-        );
-        // the final template wrapper
-        if ($sidebar) {
-            $this->display_admin_page_with_sidebar();
-        } else {
-            $this->display_admin_page_with_no_sidebar();
-        }
-    }
-
-
-    /**
-     * This just prepares a legend using the given items and the admin_details_legend.template.php file and returns the
-     * html string for the legend.
-     * $items are expected in an array in the following format:
-     * $legend_items = array(
-     *        'item_id' => array(
-     *            'icon' => 'http://url_to_icon_being_described.png',
-     *            'desc' => esc_html__('localized description of item');
-     *        )
-     * );
-     *
-     * @param  array $items see above for format of array
-     * @return string html string of legend
-     * @throws DomainException
-     */
-    protected function _display_legend($items)
-    {
-        $this->_template_args['items'] = apply_filters(
-            'FHEE__EE_Admin_Page___display_legend__items',
-            (array) $items,
-            $this
-        );
-        /** @var EventEspresso\core\admin\StatusChangeNotice $status_change_notice */
-        $status_change_notice = $this->loader->getShared('EventEspresso\core\admin\StatusChangeNotice');
-        if (! $status_change_notice->isDismissed()) {
-            $this->_template_args['status_change_notice'] = EEH_Template::display_template(
-                EE_ADMIN_TEMPLATE . 'status_change_notice.template.php',
-                [ 'context' => '__admin-legend', 'page_slug' => $this->page_slug ],
-                true
-            );
-        }
-        return EEH_Template::display_template(
-            EE_ADMIN_TEMPLATE . 'admin_details_legend.template.php',
-            $this->_template_args,
-            true
-        );
-    }
-
-
-    /**
-     * This is used whenever we're DOING_AJAX to return a formatted json array that our calling javascript can expect
-     * The returned json object is created from an array in the following format:
-     * array(
-     *  'error' => FALSE, //(default FALSE), contains any errors and/or exceptions (exceptions return json early),
-     *  'success' => FALSE, //(default FALSE) - contains any special success message.
-     *  'notices' => '', // - contains any EE_Error formatted notices
-     *  'content' => 'string can be html', //this is a string of formatted content (can be html)
-     *  'data' => array() //this can be any key/value pairs that a method returns for later json parsing by the js.
-     *  We're also going to include the template args with every package (so js can pick out any specific template args
-     *  that might be included in here)
-     * )
-     * The json object is populated by whatever is set in the $_template_args property.
-     *
-     * @param bool  $sticky_notices    Used to indicate whether you want to ensure notices are added to a transient
-     *                                 instead of displayed.
-     * @param array $notices_arguments Use this to pass any additional args on to the _process_notices.
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _return_json($sticky_notices = false, $notices_arguments = array())
-    {
-        // make sure any EE_Error notices have been handled.
-        $this->_process_notices($notices_arguments, true, $sticky_notices);
-        $data = isset($this->_template_args['data']) ? $this->_template_args['data'] : array();
-        unset($this->_template_args['data']);
-        $json = array(
-            'error'     => isset($this->_template_args['error']) ? $this->_template_args['error'] : false,
-            'success'   => isset($this->_template_args['success']) ? $this->_template_args['success'] : false,
-            'errors'    => isset($this->_template_args['errors']) ? $this->_template_args['errors'] : false,
-            'attention' => isset($this->_template_args['attention']) ? $this->_template_args['attention'] : false,
-            'notices'   => EE_Error::get_notices(),
-            'content'   => isset($this->_template_args['admin_page_content'])
-                ? $this->_template_args['admin_page_content'] : '',
-            'data'      => array_merge($data, array('template_args' => $this->_template_args)),
-            'isEEajax'  => true
-            // special flag so any ajax.Success methods in js can identify this return package as a EEajax package.
-        );
-        // make sure there are no php errors or headers_sent.  Then we can set correct json header.
-        if (null === error_get_last() || ! headers_sent()) {
-            header('Content-Type: application/json; charset=UTF-8');
-        }
-        echo wp_json_encode($json);
-        exit();
-    }
-
-
-    /**
-     * Simply a wrapper for the protected method so we can call this outside the class (ONLY when doing ajax)
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function return_json()
-    {
-        if (defined('DOING_AJAX') && DOING_AJAX) {
-            $this->_return_json();
-        } else {
-            throw new EE_Error(
-                sprintf(
-                    esc_html__('The public %s method can only be called when DOING_AJAX = TRUE', 'event_espresso'),
-                    __FUNCTION__
-                )
-            );
-        }
-    }
-
-
-    /**
-     * This provides a way for child hook classes to send along themselves by reference so methods/properties within
-     * them can be accessed by EE_Admin_child pages. This is assigned to the $_hook_obj property.
-     *
-     * @param EE_Admin_Hooks $hook_obj This will be the object for the EE_Admin_Hooks child
-     */
-    public function set_hook_object(EE_Admin_Hooks $hook_obj)
-    {
-        $this->_hook_obj = $hook_obj;
-    }
-
-
-    /**
-     *        generates  HTML wrapper with Tabbed nav for an admin page
-     *
-     * @param boolean $about whether to use the special about page wrapper or default.
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function admin_page_wrapper($about = false)
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $this->_nav_tabs = $this->_get_main_nav_tabs();
-        $this->_template_args['nav_tabs'] = $this->_nav_tabs;
-        $this->_template_args['admin_page_title'] = $this->_admin_page_title;
-        $this->_template_args['before_admin_page_content'] = apply_filters(
-            "FHEE_before_admin_page_content{$this->_current_page}{$this->_current_view}",
-            isset($this->_template_args['before_admin_page_content'])
-                ? $this->_template_args['before_admin_page_content']
-                : ''
-        );
-        $this->_template_args['after_admin_page_content'] = apply_filters(
-            "FHEE_after_admin_page_content{$this->_current_page}{$this->_current_view}",
-            isset($this->_template_args['after_admin_page_content'])
-                ? $this->_template_args['after_admin_page_content']
-                : ''
-        );
-        $this->_template_args['after_admin_page_content'] .= $this->_set_help_popup_content();
-        // load settings page wrapper template
-        $template_path = ! defined('DOING_AJAX')
-            ? EE_ADMIN_TEMPLATE . 'admin_wrapper.template.php'
-            : EE_ADMIN_TEMPLATE
-              . 'admin_wrapper_ajax.template.php';
-        // about page?
-        $template_path = $about
-            ? EE_ADMIN_TEMPLATE . 'about_admin_wrapper.template.php'
-            : $template_path;
-        if (defined('DOING_AJAX')) {
-            $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-                $template_path,
-                $this->_template_args,
-                true
-            );
-            $this->_return_json();
-        } else {
-            EEH_Template::display_template($template_path, $this->_template_args);
-        }
-    }
-
-
-    /**
-     * This returns the admin_nav tabs html using the configuration in the _nav_tabs property
-     *
-     * @return string html
-     * @throws EE_Error
-     */
-    protected function _get_main_nav_tabs()
-    {
-        // let's generate the html using the EEH_Tabbed_Content helper.
-        // We do this here so that it's possible for child classes to add in nav tabs dynamically at the last minute
-        // (rather than setting in the page_routes array)
-        return EEH_Tabbed_Content::display_admin_nav_tabs($this->_nav_tabs);
-    }
-
-
-    /**
-     *        sort nav tabs
-     *
-     * @param $a
-     * @param $b
-     * @return int
-     */
-    private function _sort_nav_tabs($a, $b)
-    {
-        if ($a['order'] === $b['order']) {
-            return 0;
-        }
-        return ($a['order'] < $b['order']) ? -1 : 1;
-    }
-
-
-    /**
-     *    generates HTML for the forms used on admin pages
-     *
-     * @param    array $input_vars - array of input field details
-     * @param string   $generator  (options are 'string' or 'array', basically use this to indicate which generator to
-     *                             use)
-     * @param bool     $id
-     * @return string
-     * @uses   EEH_Form_Fields::get_form_fields (/helper/EEH_Form_Fields.helper.php)
-     * @uses   EEH_Form_Fields::get_form_fields_array (/helper/EEH_Form_Fields.helper.php)
-     */
-    protected function _generate_admin_form_fields($input_vars = array(), $generator = 'string', $id = false)
-    {
-        return $generator === 'string'
-            ? EEH_Form_Fields::get_form_fields($input_vars, $id)
-            : EEH_Form_Fields::get_form_fields_array($input_vars);
-    }
-
-
-    /**
-     * generates the "Save" and "Save & Close" buttons for edit forms
-     *
-     * @param bool             $both     if true then both buttons will be generated.  If false then just the "Save &
-     *                                   Close" button.
-     * @param array            $text     if included, generator will use the given text for the buttons ( array([0] =>
-     *                                   'Save', [1] => 'save & close')
-     * @param array            $actions  if included allows us to set the actions that each button will carry out (i.e.
-     *                                   via the "name" value in the button).  We can also use this to just dump
-     *                                   default actions by submitting some other value.
-     * @param bool|string|null $referrer if false then we just do the default action on save and close.  Other wise it
-     *                                   will use the $referrer string. IF null, then we don't do ANYTHING on save and
-     *                                   close (normal form handling).
-     */
-    protected function _set_save_buttons($both = true, $text = array(), $actions = array(), $referrer = null)
-    {
-        // make sure $text and $actions are in an array
-        $text = (array) $text;
-        $actions = (array) $actions;
-        $referrer_url = empty($referrer)
-            ? '<input type="hidden" id="save_and_close_referrer" name="save_and_close_referrer" value="'
-              . $_SERVER['REQUEST_URI']
-              . '" />'
-            : '<input type="hidden" id="save_and_close_referrer" name="save_and_close_referrer" value="'
-              . $referrer
-              . '" />';
-        $button_text = ! empty($text)
-            ? $text
-            : array(
-                esc_html__('Save', 'event_espresso'),
-                esc_html__('Save and Close', 'event_espresso'),
-            );
-        $default_names = array('save', 'save_and_close');
-        // add in a hidden index for the current page (so save and close redirects properly)
-        $this->_template_args['save_buttons'] = $referrer_url;
-        foreach ($button_text as $key => $button) {
-            $ref = $default_names[ $key ];
-            $this->_template_args['save_buttons'] .= '<input type="submit" class="button-primary '
-                                                     . $ref
-                                                     . '" value="'
-                                                     . $button
-                                                     . '" name="'
-                                                     . (! empty($actions) ? $actions[ $key ] : $ref)
-                                                     . '" id="'
-                                                     . $this->_current_view . '_' . $ref
-                                                     . '" />';
-            if (! $both) {
-                break;
-            }
-        }
-    }
-
-
-    /**
-     * Wrapper for the protected function.  Allows plugins/addons to call this to set the form tags.
-     *
-     * @see   $this->_set_add_edit_form_tags() for details on params
-     * @since 4.6.0
-     * @param string $route
-     * @param array  $additional_hidden_fields
-     */
-    public function set_add_edit_form_tags($route = '', $additional_hidden_fields = array())
-    {
-        $this->_set_add_edit_form_tags($route, $additional_hidden_fields);
-    }
-
-
-    /**
-     * set form open and close tags on add/edit pages.
-     *
-     * @param string $route                    the route you want the form to direct to
-     * @param array  $additional_hidden_fields any additional hidden fields required in the form header
-     * @return void
-     */
-    protected function _set_add_edit_form_tags($route = '', $additional_hidden_fields = array())
-    {
-        if (empty($route)) {
-            $user_msg = esc_html__(
-                'An error occurred. No action was set for this page\'s form.',
-                'event_espresso'
-            );
-            $dev_msg = $user_msg . "\n"
-                       . sprintf(
-                           esc_html__('The $route argument is required for the %s->%s method.', 'event_espresso'),
-                           __FUNCTION__,
-                           EE_Admin_Page::class
-                       );
-            EE_Error::add_error($user_msg . '||' . $dev_msg, __FILE__, __FUNCTION__, __LINE__);
-        }
-        // open form
-        $this->_template_args['before_admin_page_content'] = '<form name="form" method="post" action="'
-                                                             . $this->_admin_base_url
-                                                             . '" id="'
-                                                             . $route
-                                                             . '_event_form" >';
-        // add nonce
-        $nonce = wp_nonce_field($route . '_nonce', $route . '_nonce', false, false);
-        $this->_template_args['before_admin_page_content'] .= "\n\t" . $nonce;
-        // add REQUIRED form action
-        $hidden_fields = array(
-            'action' => array('type' => 'hidden', 'value' => $route),
-        );
-        // merge arrays
-        $hidden_fields = is_array($additional_hidden_fields)
-            ? array_merge($hidden_fields, $additional_hidden_fields)
-            : $hidden_fields;
-        // generate form fields
-        $form_fields = $this->_generate_admin_form_fields($hidden_fields, 'array');
-        // add fields to form
-        foreach ((array) $form_fields as $field_name => $form_field) {
-            $this->_template_args['before_admin_page_content'] .= "\n\t" . $form_field['field'];
-        }
-        // close form
-        $this->_template_args['after_admin_page_content'] = '</form>';
-    }
-
-
-    /**
-     * Public Wrapper for _redirect_after_action() method since its
-     * discovered it would be useful for external code to have access.
-     *
-     * @param bool   $success
-     * @param string $what
-     * @param string $action_desc
-     * @param array  $query_args
-     * @param bool   $override_overwrite
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @see   EE_Admin_Page::_redirect_after_action() for params.
-     * @since 4.5.0
-     */
-    public function redirect_after_action(
-        $success = false,
-        $what = 'item',
-        $action_desc = 'processed',
-        $query_args = array(),
-        $override_overwrite = false
-    ) {
-        $this->_redirect_after_action(
-            $success,
-            $what,
-            $action_desc,
-            $query_args,
-            $override_overwrite
-        );
-    }
-
-
-    /**
-     * Helper method for merging existing request data with the returned redirect url.
-     *
-     * This is typically used for redirects after an action so that if the original view was a filtered view those
-     * filters are still applied.
-     *
-     * @param array $new_route_data
-     * @return array
-     */
-    protected function mergeExistingRequestParamsWithRedirectArgs(array $new_route_data)
-    {
-        foreach ($this->_req_data as $ref => $value) {
-            // unset nonces
-            if (strpos($ref, 'nonce') !== false) {
-                unset($this->_req_data[ $ref ]);
-                continue;
-            }
-            // urlencode values.
-            $value = is_array($value) ? array_map('urlencode', $value) : urlencode($value);
-            $this->_req_data[ $ref ] = $value;
-        }
-        return array_merge($this->_req_data, $new_route_data);
-    }
-
-
-    /**
-     *    _redirect_after_action
-     *
-     * @param int    $success            - whether success was for two or more records, or just one, or none
-     * @param string $what               - what the action was performed on
-     * @param string $action_desc        - what was done ie: updated, deleted, etc
-     * @param array  $query_args         - an array of query_args to be added to the URL to redirect to after the admin
-     *                                   action is completed
-     * @param BOOL   $override_overwrite by default all EE_Error::success messages are overwritten, this allows you to
-     *                                   override this so that they show.
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _redirect_after_action(
-        $success = 0,
-        $what = 'item',
-        $action_desc = 'processed',
-        $query_args = array(),
-        $override_overwrite = false
-    ) {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        // class name for actions/filters.
-        $classname = get_class($this);
-        // set redirect url.
-        // Note if there is a "page" index in the $query_args then we go with vanilla admin.php route,
-        // otherwise we go with whatever is set as the _admin_base_url
-        $redirect_url = isset($query_args['page']) ? admin_url('admin.php') : $this->_admin_base_url;
-        $notices = EE_Error::get_notices(false);
-        // overwrite default success messages //BUT ONLY if overwrite not overridden
-        if (! $override_overwrite || ! empty($notices['errors'])) {
-            EE_Error::overwrite_success();
-        }
-        if (! empty($what) && ! empty($action_desc) && empty($notices['errors'])) {
-            // how many records affected ? more than one record ? or just one ?
-            if ($success > 1) {
-                // set plural msg
-                EE_Error::add_success(
-                    sprintf(
-                        esc_html__('The "%s" have been successfully %s.', 'event_espresso'),
-                        $what,
-                        $action_desc
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            } elseif ($success === 1) {
-                // set singular msg
-                EE_Error::add_success(
-                    sprintf(
-                        esc_html__('The "%s" has been successfully %s.', 'event_espresso'),
-                        $what,
-                        $action_desc
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            }
-        }
-        // check that $query_args isn't something crazy
-        if (! is_array($query_args)) {
-            $query_args = array();
-        }
-        /**
-         * Allow injecting actions before the query_args are modified for possible different
-         * redirections on save and close actions
-         *
-         * @since 4.2.0
-         * @param array $query_args       The original query_args array coming into the
-         *                                method.
-         */
-        do_action(
-            "AHEE__{$classname}___redirect_after_action__before_redirect_modification_{$this->_req_action}",
-            $query_args
-        );
-        // calculate where we're going (if we have a "save and close" button pushed)
-        if (isset($this->_req_data['save_and_close'], $this->_req_data['save_and_close_referrer'])) {
-            // even though we have the save_and_close referrer, we need to parse the url for the action in order to generate a nonce
-            $parsed_url = parse_url($this->_req_data['save_and_close_referrer']);
-            // regenerate query args array from referrer URL
-            parse_str($parsed_url['query'], $query_args);
-            // correct page and action will be in the query args now
-            $redirect_url = admin_url('admin.php');
-        }
-        // merge any default query_args set in _default_route_query_args property
-        if (! empty($this->_default_route_query_args) && ! $this->_is_UI_request) {
-            $args_to_merge = array();
-            foreach ($this->_default_route_query_args as $query_param => $query_value) {
-                // is there a wp_referer array in our _default_route_query_args property?
-                if ($query_param === 'wp_referer') {
-                    $query_value = (array) $query_value;
-                    foreach ($query_value as $reference => $value) {
-                        if (strpos($reference, 'nonce') !== false) {
-                            continue;
-                        }
-                        // finally we will override any arguments in the referer with
-                        // what might be set on the _default_route_query_args array.
-                        if (isset($this->_default_route_query_args[ $reference ])) {
-                            $args_to_merge[ $reference ] = urlencode($this->_default_route_query_args[ $reference ]);
-                        } else {
-                            $args_to_merge[ $reference ] = urlencode($value);
-                        }
-                    }
-                    continue;
-                }
-                $args_to_merge[ $query_param ] = $query_value;
-            }
-            // now let's merge these arguments but override with what was specifically sent in to the
-            // redirect.
-            $query_args = array_merge($args_to_merge, $query_args);
-        }
-        $this->_process_notices($query_args);
-        // generate redirect url
-        // if redirecting to anything other than the main page, add a nonce
-        if (isset($query_args['action'])) {
-            // manually generate wp_nonce and merge that with the query vars
-            // becuz the wp_nonce_url function wrecks havoc on some vars
-            $query_args['_wpnonce'] = wp_create_nonce($query_args['action'] . '_nonce');
-        }
-        // we're adding some hooks and filters in here for processing any things just before redirects
-        // (example: an admin page has done an insert or update and we want to run something after that).
-        do_action('AHEE_redirect_' . $classname . $this->_req_action, $query_args);
-        $redirect_url = apply_filters(
-            'FHEE_redirect_' . $classname . $this->_req_action,
-            EE_Admin_Page::add_query_args_and_nonce($query_args, $redirect_url),
-            $query_args
-        );
-        // check if we're doing ajax.  If we are then lets just return the results and js can handle how it wants.
-        if (defined('DOING_AJAX')) {
-            $default_data = array(
-                'close'        => true,
-                'redirect_url' => $redirect_url,
-                'where'        => 'main',
-                'what'         => 'append',
-            );
-            $this->_template_args['success'] = $success;
-            $this->_template_args['data'] = ! empty($this->_template_args['data']) ? array_merge(
-                $default_data,
-                $this->_template_args['data']
-            ) : $default_data;
-            $this->_return_json();
-        }
-        wp_safe_redirect($redirect_url);
-        exit();
-    }
-
-
-    /**
-     * process any notices before redirecting (or returning ajax request)
-     * This method sets the $this->_template_args['notices'] attribute;
-     *
-     * @param array $query_args         any query args that need to be used for notice transient ('action')
-     * @param bool  $skip_route_verify  This is typically used when we are processing notices REALLY early and
-     *                                  page_routes haven't been defined yet.
-     * @param bool  $sticky_notices     This is used to flag that regardless of whether this is doing_ajax or not, we
-     *                                  still save a transient for the notice.
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _process_notices($query_args = array(), $skip_route_verify = false, $sticky_notices = true)
-    {
-        // first let's set individual error properties if doing_ajax and the properties aren't already set.
-        if (defined('DOING_AJAX') && DOING_AJAX) {
-            $notices = EE_Error::get_notices(false);
-            if (empty($this->_template_args['success'])) {
-                $this->_template_args['success'] = isset($notices['success']) ? $notices['success'] : false;
-            }
-            if (empty($this->_template_args['errors'])) {
-                $this->_template_args['errors'] = isset($notices['errors']) ? $notices['errors'] : false;
-            }
-            if (empty($this->_template_args['attention'])) {
-                $this->_template_args['attention'] = isset($notices['attention']) ? $notices['attention'] : false;
-            }
-        }
-        $this->_template_args['notices'] = EE_Error::get_notices();
-        // IF this isn't ajax we need to create a transient for the notices using the route (however, overridden if $sticky_notices == true)
-        if (! defined('DOING_AJAX') || $sticky_notices) {
-            $route = isset($query_args['action']) ? $query_args['action'] : 'default';
-            $this->_add_transient(
-                $route,
-                $this->_template_args['notices'],
-                true,
-                $skip_route_verify
-            );
-        }
-    }
-
-
-    /**
-     * get_action_link_or_button
-     * returns the button html for adding, editing, or deleting an item (depending on given type)
-     *
-     * @param string $action        use this to indicate which action the url is generated with.
-     * @param string $type          accepted strings must be defined in the $_labels['button'] array(as the key)
-     *                              property.
-     * @param array  $extra_request if the button requires extra params you can include them in $key=>$value pairs.
-     * @param string $class         Use this to give the class for the button. Defaults to 'button-primary'
-     * @param string $base_url      If this is not provided
-     *                              the _admin_base_url will be used as the default for the button base_url.
-     *                              Otherwise this value will be used.
-     * @param bool   $exclude_nonce If true then no nonce will be in the generated button link.
-     * @return string
-     * @throws InvalidArgumentException
-     * @throws InvalidInterfaceException
-     * @throws InvalidDataTypeException
-     * @throws EE_Error
-     */
-    public function get_action_link_or_button(
-        $action,
-        $type = 'add',
-        $extra_request = array(),
-        $class = 'button-primary',
-        $base_url = '',
-        $exclude_nonce = false
-    ) {
-        // first let's validate the action (if $base_url is FALSE otherwise validation will happen further along)
-        if (empty($base_url) && ! isset($this->_page_routes[ $action ])) {
-            throw new EE_Error(
-                sprintf(
-                    esc_html__(
-                        'There is no page route for given action for the button.  This action was given: %s',
-                        'event_espresso'
-                    ),
-                    $action
-                )
-            );
-        }
-        if (! isset($this->_labels['buttons'][ $type ])) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                        'There is no label for the given button type (%s). Labels are set in the <code>_page_config</code> property.',
-                        'event_espresso'
-                    ),
-                    $type
-                )
-            );
-        }
-        // finally check user access for this button.
-        $has_access = $this->check_user_access($action, true);
-        if (! $has_access) {
-            return '';
-        }
-        $_base_url = ! $base_url ? $this->_admin_base_url : $base_url;
-        $query_args = array(
-            'action' => $action,
-        );
-        // merge extra_request args but make sure our original action takes precedence and doesn't get overwritten.
-        if (! empty($extra_request)) {
-            $query_args = array_merge($extra_request, $query_args);
-        }
-        $url = EE_Admin_Page::add_query_args_and_nonce($query_args, $_base_url, false, $exclude_nonce);
-        return EEH_Template::get_button_or_link($url, $this->_labels['buttons'][ $type ], $class);
-    }
-
-
-    /**
-     * _per_page_screen_option
-     * Utility function for adding in a per_page_option in the screen_options_dropdown.
-     *
-     * @return void
-     * @throws InvalidArgumentException
-     * @throws InvalidInterfaceException
-     * @throws InvalidDataTypeException
-     */
-    protected function _per_page_screen_option()
-    {
-        $option = 'per_page';
-        $args = array(
-            'label'   => apply_filters(
-                'FHEE__EE_Admin_Page___per_page_screen_options___label',
-                $this->_admin_page_title,
-                $this
-            ),
-            'default' => (int) apply_filters(
-                'FHEE__EE_Admin_Page___per_page_screen_options__default',
-                20
-            ),
-            'option'  => $this->_current_page . '_' . $this->_current_view . '_per_page',
-        );
-        // ONLY add the screen option if the user has access to it.
-        if ($this->check_user_access($this->_current_view, true)) {
-            add_screen_option($option, $args);
-        }
-    }
-
-
-    /**
-     * set_per_page_screen_option
-     * All this does is make sure that WordPress saves any per_page screen options (if set) for the current page.
-     * we have to do this rather than running inside the 'set-screen-options' hook because it runs earlier than
-     * admin_menu.
-     *
-     * @return void
-     */
-    private function _set_per_page_screen_options()
-    {
-        if (isset($_POST['wp_screen_options']) && is_array($_POST['wp_screen_options'])) {
-            check_admin_referer('screen-options-nonce', 'screenoptionnonce');
-            if (! $user = wp_get_current_user()) {
-                return;
-            }
-            $option = $_POST['wp_screen_options']['option'];
-            $value = $_POST['wp_screen_options']['value'];
-            if ($option !== sanitize_key($option)) {
-                return;
-            }
-            $map_option = $option;
-            $option = str_replace('-', '_', $option);
-            switch ($map_option) {
-                case $this->_current_page . '_' . $this->_current_view . '_per_page':
-                    $value = (int) $value;
-                    $max_value = apply_filters(
-                        'FHEE__EE_Admin_Page___set_per_page_screen_options__max_value',
-                        999,
-                        $this->_current_page,
-                        $this->_current_view
-                    );
-                    if ($value < 1) {
-                        return;
-                    }
-                    $value = min($value, $max_value);
-                    break;
-                default:
-                    $value = apply_filters(
-                        'FHEE__EE_Admin_Page___set_per_page_screen_options__value',
-                        false,
-                        $option,
-                        $value
-                    );
-                    if (false === $value) {
-                        return;
-                    }
-                    break;
-            }
-            update_user_meta($user->ID, $option, $value);
-            wp_safe_redirect(remove_query_arg(array('pagenum', 'apage', 'paged'), wp_get_referer()));
-            exit;
-        }
-    }
-
-
-    /**
-     * This just allows for setting the $_template_args property if it needs to be set outside the object
-     *
-     * @param array $data array that will be assigned to template args.
-     */
-    public function set_template_args($data)
-    {
-        $this->_template_args = array_merge($this->_template_args, (array) $data);
-    }
-
-
-    /**
-     * This makes available the WP transient system for temporarily moving data between routes
-     *
-     * @param string $route             the route that should receive the transient
-     * @param array  $data              the data that gets sent
-     * @param bool   $notices           If this is for notices then we use this to indicate so, otherwise its just a
-     *                                  normal route transient.
-     * @param bool   $skip_route_verify Used to indicate we want to skip route verification.  This is usually ONLY used
-     *                                  when we are adding a transient before page_routes have been defined.
-     * @return void
-     * @throws EE_Error
-     */
-    protected function _add_transient($route, $data, $notices = false, $skip_route_verify = false)
-    {
-        $user_id = get_current_user_id();
-        if (! $skip_route_verify) {
-            $this->_verify_route($route);
-        }
-        // now let's set the string for what kind of transient we're setting
-        $transient = $notices
-            ? 'ee_rte_n_tx_' . $route . '_' . $user_id
-            : 'rte_tx_' . $route . '_' . $user_id;
-        $data = $notices ? array('notices' => $data) : $data;
-        // is there already a transient for this route?  If there is then let's ADD to that transient
-        $existing = is_multisite() && is_network_admin()
-            ? get_site_transient($transient)
-            : get_transient($transient);
-        if ($existing) {
-            $data = array_merge((array) $data, (array) $existing);
-        }
-        if (is_multisite() && is_network_admin()) {
-            set_site_transient($transient, $data, 8);
-        } else {
-            set_transient($transient, $data, 8);
-        }
-    }
-
-
-    /**
-     * this retrieves the temporary transient that has been set for moving data between routes.
-     *
-     * @param bool   $notices true we get notices transient. False we just return normal route transient
-     * @param string $route
-     * @return mixed data
-     */
-    protected function _get_transient($notices = false, $route = '')
-    {
-        $user_id = get_current_user_id();
-        $route = ! $route ? $this->_req_action : $route;
-        $transient = $notices
-            ? 'ee_rte_n_tx_' . $route . '_' . $user_id
-            : 'rte_tx_' . $route . '_' . $user_id;
-        $data = is_multisite() && is_network_admin()
-            ? get_site_transient($transient)
-            : get_transient($transient);
-        // delete transient after retrieval (just in case it hasn't expired);
-        if (is_multisite() && is_network_admin()) {
-            delete_site_transient($transient);
-        } else {
-            delete_transient($transient);
-        }
-        return $notices && isset($data['notices']) ? $data['notices'] : $data;
-    }
-
-
-    /**
-     * The purpose of this method is just to run garbage collection on any EE transients that might have expired but
-     * would not be called later. This will be assigned to run on a specific EE Admin page. (place the method in the
-     * default route callback on the EE_Admin page you want it run.)
-     *
-     * @return void
-     */
-    protected function _transient_garbage_collection()
-    {
-        global $wpdb;
-        // retrieve all existing transients
-        $query = "SELECT option_name FROM {$wpdb->options} WHERE option_name LIKE '%rte_tx_%' OR option_name LIKE '%rte_n_tx_%'";
-        if ($results = $wpdb->get_results($query)) {
-            foreach ($results as $result) {
-                $transient = str_replace('_transient_', '', $result->option_name);
-                get_transient($transient);
-                if (is_multisite() && is_network_admin()) {
-                    get_site_transient($transient);
-                }
-            }
-        }
-    }
-
-
-    /**
-     * get_view
-     *
-     * @return string content of _view property
-     */
-    public function get_view()
-    {
-        return $this->_view;
-    }
-
-
-    /**
-     * getter for the protected $_views property
-     *
-     * @return array
-     */
-    public function get_views()
-    {
-        return $this->_views;
-    }
-
-
-    /**
-     * get_current_page
-     *
-     * @return string _current_page property value
-     */
-    public function get_current_page()
-    {
-        return $this->_current_page;
-    }
-
-
-    /**
-     * get_current_view
-     *
-     * @return string _current_view property value
-     */
-    public function get_current_view()
-    {
-        return $this->_current_view;
-    }
-
-
-    /**
-     * get_current_screen
-     *
-     * @return object The current WP_Screen object
-     */
-    public function get_current_screen()
-    {
-        return $this->_current_screen;
-    }
-
-
-    /**
-     * get_current_page_view_url
-     *
-     * @return string This returns the url for the current_page_view.
-     */
-    public function get_current_page_view_url()
-    {
-        return $this->_current_page_view_url;
-    }
-
-
-    /**
-     * just returns the _req_data property
-     *
-     * @return array
-     */
-    public function get_request_data()
-    {
-        return $this->_req_data;
-    }
-
-
-    /**
-     * returns the _req_data protected property
-     *
-     * @return string
-     */
-    public function get_req_action()
-    {
-        return $this->_req_action;
-    }
-
-
-    /**
-     * @return bool  value of $_is_caf property
-     */
-    public function is_caf()
-    {
-        return $this->_is_caf;
-    }
-
-
-    /**
-     * @return mixed
-     */
-    public function default_espresso_metaboxes()
-    {
-        return $this->_default_espresso_metaboxes;
-    }
-
-
-    /**
-     * @return mixed
-     */
-    public function admin_base_url()
-    {
-        return $this->_admin_base_url;
-    }
-
-
-    /**
-     * @return mixed
-     */
-    public function wp_page_slug()
-    {
-        return $this->_wp_page_slug;
-    }
-
-
-    /**
-     * updates  espresso configuration settings
-     *
-     * @param string                   $tab
-     * @param EE_Config_Base|EE_Config $config
-     * @param string                   $file file where error occurred
-     * @param string                   $func function  where error occurred
-     * @param string                   $line line no where error occurred
-     * @return boolean
-     */
-    protected function _update_espresso_configuration($tab, $config, $file = '', $func = '', $line = '')
-    {
-        // remove any options that are NOT going to be saved with the config settings.
-        if (isset($config->core->ee_ueip_optin)) {
-            // TODO: remove the following two lines and make sure values are migrated from 3.1
-            update_option('ee_ueip_optin', $config->core->ee_ueip_optin);
-            update_option('ee_ueip_has_notified', true);
-        }
-        // and save it (note we're also doing the network save here)
-        $net_saved = is_main_site() ? EE_Network_Config::instance()->update_config(false, false) : true;
-        $config_saved = EE_Config::instance()->update_espresso_config(false, false);
-        if ($config_saved && $net_saved) {
-            EE_Error::add_success(sprintf(__('"%s" have been successfully updated.', 'event_espresso'), $tab));
-            return true;
-        }
-        EE_Error::add_error(sprintf(__('The "%s" were not updated.', 'event_espresso'), $tab), $file, $func, $line);
-        return false;
-    }
-
-
-    /**
-     * Returns an array to be used for EE_FOrm_Fields.helper.php's select_input as the $values argument.
-     *
-     * @return array
-     */
-    public function get_yes_no_values()
-    {
-        return $this->_yes_no_values;
-    }
-
-
-    /**
-     * @return string
-     * @throws ReflectionException
-     * @since $VID:$
-     */
-    protected function _get_dir()
-    {
-        $reflector = new ReflectionClass(get_class($this));
-        return dirname($reflector->getFileName());
-    }
-
-
-    /**
-     * A helper for getting a "next link".
-     *
-     * @param string $url   The url to link to
-     * @param string $class The class to use.
-     * @return string
-     */
-    protected function _next_link($url, $class = 'dashicons dashicons-arrow-right')
-    {
-        return '<a class="' . $class . '" href="' . $url . '"></a>';
-    }
-
-
-    /**
-     * A helper for getting a "previous link".
-     *
-     * @param string $url   The url to link to
-     * @param string $class The class to use.
-     * @return string
-     */
-    protected function _previous_link($url, $class = 'dashicons dashicons-arrow-left')
-    {
-        return '<a class="' . $class . '" href="' . $url . '"></a>';
-    }
-
-
-
-
-
-
-
-    // below are some messages related methods that should be available across the EE_Admin system.  Note, these methods are NOT page specific
-
-
-    /**
-     * This processes an request to resend a registration and assumes we have a _REG_ID for doing so. So if the caller
-     * knows that the _REG_ID isn't in the req_data array but CAN obtain it, the caller should ADD the _REG_ID to the
-     * _req_data array.
-     *
-     * @return bool success/fail
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _process_resend_registration()
-    {
-        $this->_template_args['success'] = EED_Messages::process_resend($this->_req_data);
-        do_action(
-            'AHEE__EE_Admin_Page___process_resend_registration',
-            $this->_template_args['success'],
-            $this->_req_data
-        );
-        return $this->_template_args['success'];
-    }
-
-
-    /**
-     * This automatically processes any payment message notifications when manual payment has been applied.
-     *
-     * @param EE_Payment $payment
-     * @return bool success/fail
-     */
-    protected function _process_payment_notification(EE_Payment $payment)
-    {
-        add_filter('FHEE__EE_Payment_Processor__process_registration_payments__display_notifications', '__return_true');
-        do_action('AHEE__EE_Admin_Page___process_admin_payment_notification', $payment);
-        $this->_template_args['success'] = apply_filters(
-            'FHEE__EE_Admin_Page___process_admin_payment_notification__success',
-            false,
-            $payment
-        );
-        return $this->_template_args['success'];
-    }
+	}
+
+
+	/**
+	 * facade for add_meta_box
+	 *
+	 * @param string  $action        where the metabox get's displayed
+	 * @param string  $title         Title of Metabox (output in metabox header)
+	 * @param string  $callback      If not empty and $create_fun is set to false then we'll use a custom callback
+	 *                               instead of the one created in here.
+	 * @param array   $callback_args an array of args supplied for the metabox
+	 * @param string  $column        what metabox column
+	 * @param string  $priority      give this metabox a priority (using accepted priorities for wp meta boxes)
+	 * @param boolean $create_func   default is true.  Basically we can say we don't WANT to have the runtime function
+	 *                               created but just set our own callback for wp's add_meta_box.
+	 * @throws DomainException
+	 */
+	public function _add_admin_page_meta_box(
+		$action,
+		$title,
+		$callback,
+		$callback_args,
+		$column = 'normal',
+		$priority = 'high',
+		$create_func = true
+	) {
+		do_action('AHEE_log', __FILE__, __FUNCTION__, $callback);
+		// if we have empty callback args and we want to automatically create the metabox callback then we need to make sure the callback args are generated.
+		if (empty($callback_args) && $create_func) {
+			$callback_args = array(
+				'template_path' => $this->_template_path,
+				'template_args' => $this->_template_args,
+			);
+		}
+		// if $create_func is true (default) then we automatically create the function for displaying the actual meta box.  If false then we take the $callback reference passed through and use it instead (so callers can define their own callback function/method if they wish)
+		$call_back_func = $create_func
+			? static function ($post, $metabox) {
+				do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+				echo EEH_Template::display_template(
+					$metabox['args']['template_path'],
+					$metabox['args']['template_args'],
+					true
+				);
+			}
+			: $callback;
+		add_meta_box(
+			str_replace('_', '-', $action) . '-mbox',
+			$title,
+			$call_back_func,
+			$this->_wp_page_slug,
+			$column,
+			$priority,
+			$callback_args
+		);
+	}
+
+
+	/**
+	 * generates HTML wrapper for and admin details page that contains metaboxes in columns
+	 *
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function display_admin_page_with_metabox_columns()
+	{
+		$this->_template_args['post_body_content'] = $this->_template_args['admin_page_content'];
+		$this->_template_args['admin_page_content'] = EEH_Template::display_template(
+			$this->_column_template_path,
+			$this->_template_args,
+			true
+		);
+		// the final wrapper
+		$this->admin_page_wrapper();
+	}
+
+
+	/**
+	 * generates  HTML wrapper for an admin details page
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function display_admin_page_with_sidebar()
+	{
+		$this->_display_admin_page(true);
+	}
+
+
+	/**
+	 * generates  HTML wrapper for an admin details page (except no sidebar)
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function display_admin_page_with_no_sidebar()
+	{
+		$this->_display_admin_page();
+	}
+
+
+	/**
+	 * generates HTML wrapper for an EE about admin page (no sidebar)
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function display_about_admin_page()
+	{
+		$this->_display_admin_page(false, true);
+	}
+
+
+	/**
+	 * display_admin_page
+	 * contains the code for actually displaying an admin page
+	 *
+	 * @param boolean $sidebar true with sidebar, false without
+	 * @param boolean $about   use the about admin wrapper instead of the default.
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _display_admin_page($sidebar = false, $about = false)
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		// custom remove metaboxes hook to add or remove any metaboxes to/from Admin pages.
+		do_action('AHEE__EE_Admin_Page___display_admin_page__modify_metaboxes');
+		// set current wp page slug - looks like: event-espresso_page_event_categories
+		// keep in mind "event-espresso" COULD be something else if the top level menu label has been translated.
+		$this->_template_args['current_page'] = $this->_wp_page_slug;
+		$this->_template_args['admin_page_wrapper_div_id'] = $this->_cpt_route
+			? 'poststuff'
+			: 'espresso-default-admin';
+		$template_path = $sidebar
+			? EE_ADMIN_TEMPLATE . 'admin_details_wrapper.template.php'
+			: EE_ADMIN_TEMPLATE . 'admin_details_wrapper_no_sidebar.template.php';
+		if (defined('DOING_AJAX') && DOING_AJAX) {
+			$template_path = EE_ADMIN_TEMPLATE . 'admin_details_wrapper_no_sidebar_ajax.template.php';
+		}
+		$template_path = ! empty($this->_column_template_path)
+			? $this->_column_template_path : $template_path;
+		$this->_template_args['post_body_content'] = isset($this->_template_args['admin_page_content'])
+			? $this->_template_args['admin_page_content']
+			: '';
+		$this->_template_args['before_admin_page_content'] = isset($this->_template_args['before_admin_page_content'])
+			? $this->_template_args['before_admin_page_content']
+			: '';
+		$this->_template_args['after_admin_page_content'] = isset($this->_template_args['after_admin_page_content'])
+			? $this->_template_args['after_admin_page_content']
+			: '';
+		$this->_template_args['admin_page_content'] = EEH_Template::display_template(
+			$template_path,
+			$this->_template_args,
+			true
+		);
+		// the final template wrapper
+		$this->admin_page_wrapper($about);
+	}
+
+
+	/**
+	 * This is used to display caf preview pages.
+	 *
+	 * @since 4.3.2
+	 * @param string $utm_campaign_source what is the key used for google analytics link
+	 * @param bool   $display_sidebar     whether to use the sidebar template or the full template for the page.  TRUE
+	 *                                    = SHOW sidebar, FALSE = no sidebar. Default no sidebar.
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function display_admin_caf_preview_page($utm_campaign_source = '', $display_sidebar = true)
+	{
+		// let's generate a default preview action button if there isn't one already present.
+		$this->_labels['buttons']['buy_now'] = esc_html__(
+			'Upgrade to Event Espresso 4 Right Now',
+			'event_espresso'
+		);
+		$buy_now_url = add_query_arg(
+			array(
+				'ee_ver'       => 'ee4',
+				'utm_source'   => 'ee4_plugin_admin',
+				'utm_medium'   => 'link',
+				'utm_campaign' => $utm_campaign_source,
+				'utm_content'  => 'buy_now_button',
+			),
+			'http://eventespresso.com/pricing/'
+		);
+		$this->_template_args['preview_action_button'] = ! isset($this->_template_args['preview_action_button'])
+			? $this->get_action_link_or_button(
+				'',
+				'buy_now',
+				array(),
+				'button-primary button-large',
+				$buy_now_url,
+				true
+			)
+			: $this->_template_args['preview_action_button'];
+		$this->_template_args['admin_page_content'] = EEH_Template::display_template(
+			EE_ADMIN_TEMPLATE . 'admin_caf_full_page_preview.template.php',
+			$this->_template_args,
+			true
+		);
+		$this->_display_admin_page($display_sidebar);
+	}
+
+
+	/**
+	 * display_admin_list_table_page_with_sidebar
+	 * generates HTML wrapper for an admin_page with list_table
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function display_admin_list_table_page_with_sidebar()
+	{
+		$this->_display_admin_list_table_page(true);
+	}
+
+
+	/**
+	 * display_admin_list_table_page_with_no_sidebar
+	 * generates HTML wrapper for an admin_page with list_table (but with no sidebar)
+	 *
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function display_admin_list_table_page_with_no_sidebar()
+	{
+		$this->_display_admin_list_table_page();
+	}
+
+
+	/**
+	 * generates html wrapper for an admin_list_table page
+	 *
+	 * @param boolean $sidebar whether to display with sidebar or not.
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _display_admin_list_table_page($sidebar = false)
+	{
+		// setup search attributes
+		$this->_set_search_attributes();
+		$this->_template_args['current_page'] = $this->_wp_page_slug;
+		$template_path = EE_ADMIN_TEMPLATE . 'admin_list_wrapper.template.php';
+		$this->_template_args['table_url'] = defined('DOING_AJAX')
+			? add_query_arg(array('noheader' => 'true', 'route' => $this->_req_action), $this->_admin_base_url)
+			: add_query_arg(array('route' => $this->_req_action), $this->_admin_base_url);
+		$this->_template_args['list_table'] = $this->_list_table_object;
+		$this->_template_args['current_route'] = $this->_req_action;
+		$this->_template_args['list_table_class'] = get_class($this->_list_table_object);
+		$ajax_sorting_callback = $this->_list_table_object->get_ajax_sorting_callback();
+		if (! empty($ajax_sorting_callback)) {
+			$sortable_list_table_form_fields = wp_nonce_field(
+				$ajax_sorting_callback . '_nonce',
+				$ajax_sorting_callback . '_nonce',
+				false,
+				false
+			);
+			$sortable_list_table_form_fields .= '<input type="hidden" id="ajax_table_sort_page" name="ajax_table_sort_page" value="'
+												. $this->page_slug
+												. '" />';
+			$sortable_list_table_form_fields .= '<input type="hidden" id="ajax_table_sort_action" name="ajax_table_sort_action" value="'
+												. $ajax_sorting_callback
+												. '" />';
+		} else {
+			$sortable_list_table_form_fields = '';
+		}
+		$this->_template_args['sortable_list_table_form_fields'] = $sortable_list_table_form_fields;
+		$hidden_form_fields = isset($this->_template_args['list_table_hidden_fields'])
+			? $this->_template_args['list_table_hidden_fields']
+			: '';
+		$nonce_ref = $this->_req_action . '_nonce';
+		$hidden_form_fields .= '<input type="hidden" name="'
+							   . $nonce_ref
+							   . '" value="'
+							   . wp_create_nonce($nonce_ref)
+							   . '">';
+		$this->_template_args['list_table_hidden_fields'] = $hidden_form_fields;
+		// display message about search results?
+		$this->_template_args['before_list_table'] .= ! empty($this->_req_data['s'])
+			? '<p class="ee-search-results">' . sprintf(
+				esc_html__('Displaying search results for the search string: %1$s', 'event_espresso'),
+				trim($this->_req_data['s'], '%')
+			) . '</p>'
+			: '';
+		// filter before_list_table template arg
+		$this->_template_args['before_list_table'] = apply_filters(
+			'FHEE__EE_Admin_Page___display_admin_list_table_page__before_list_table__template_arg',
+			$this->_template_args['before_list_table'],
+			$this->page_slug,
+			$this->_req_data,
+			$this->_req_action
+		);
+		// convert to array and filter again
+		// arrays are easier to inject new items in a specific location,
+		// but would not be backwards compatible, so we have to add a new filter
+		$this->_template_args['before_list_table'] = implode(
+			" \n",
+			(array) apply_filters(
+				'FHEE__EE_Admin_Page___display_admin_list_table_page__before_list_table__template_args_array',
+				(array) $this->_template_args['before_list_table'],
+				$this->page_slug,
+				$this->_req_data,
+				$this->_req_action
+			)
+		);
+		// filter after_list_table template arg
+		$this->_template_args['after_list_table'] = apply_filters(
+			'FHEE__EE_Admin_Page___display_admin_list_table_page__after_list_table__template_arg',
+			$this->_template_args['after_list_table'],
+			$this->page_slug,
+			$this->_req_data,
+			$this->_req_action
+		);
+		// convert to array and filter again
+		// arrays are easier to inject new items in a specific location,
+		// but would not be backwards compatible, so we have to add a new filter
+		$this->_template_args['after_list_table'] = implode(
+			" \n",
+			(array) apply_filters(
+				'FHEE__EE_Admin_Page___display_admin_list_table_page__after_list_table__template_args_array',
+				(array) $this->_template_args['after_list_table'],
+				$this->page_slug,
+				$this->_req_data,
+				$this->_req_action
+			)
+		);
+		$this->_template_args['admin_page_content'] = EEH_Template::display_template(
+			$template_path,
+			$this->_template_args,
+			true
+		);
+		// the final template wrapper
+		if ($sidebar) {
+			$this->display_admin_page_with_sidebar();
+		} else {
+			$this->display_admin_page_with_no_sidebar();
+		}
+	}
+
+
+	/**
+	 * This just prepares a legend using the given items and the admin_details_legend.template.php file and returns the
+	 * html string for the legend.
+	 * $items are expected in an array in the following format:
+	 * $legend_items = array(
+	 *        'item_id' => array(
+	 *            'icon' => 'http://url_to_icon_being_described.png',
+	 *            'desc' => esc_html__('localized description of item');
+	 *        )
+	 * );
+	 *
+	 * @param  array $items see above for format of array
+	 * @return string html string of legend
+	 * @throws DomainException
+	 */
+	protected function _display_legend($items)
+	{
+		$this->_template_args['items'] = apply_filters(
+			'FHEE__EE_Admin_Page___display_legend__items',
+			(array) $items,
+			$this
+		);
+		/** @var EventEspresso\core\admin\StatusChangeNotice $status_change_notice */
+		$status_change_notice = $this->loader->getShared('EventEspresso\core\admin\StatusChangeNotice');
+		if (! $status_change_notice->isDismissed()) {
+			$this->_template_args['status_change_notice'] = EEH_Template::display_template(
+				EE_ADMIN_TEMPLATE . 'status_change_notice.template.php',
+				[ 'context' => '__admin-legend', 'page_slug' => $this->page_slug ],
+				true
+			);
+		}
+		return EEH_Template::display_template(
+			EE_ADMIN_TEMPLATE . 'admin_details_legend.template.php',
+			$this->_template_args,
+			true
+		);
+	}
+
+
+	/**
+	 * This is used whenever we're DOING_AJAX to return a formatted json array that our calling javascript can expect
+	 * The returned json object is created from an array in the following format:
+	 * array(
+	 *  'error' => FALSE, //(default FALSE), contains any errors and/or exceptions (exceptions return json early),
+	 *  'success' => FALSE, //(default FALSE) - contains any special success message.
+	 *  'notices' => '', // - contains any EE_Error formatted notices
+	 *  'content' => 'string can be html', //this is a string of formatted content (can be html)
+	 *  'data' => array() //this can be any key/value pairs that a method returns for later json parsing by the js.
+	 *  We're also going to include the template args with every package (so js can pick out any specific template args
+	 *  that might be included in here)
+	 * )
+	 * The json object is populated by whatever is set in the $_template_args property.
+	 *
+	 * @param bool  $sticky_notices    Used to indicate whether you want to ensure notices are added to a transient
+	 *                                 instead of displayed.
+	 * @param array $notices_arguments Use this to pass any additional args on to the _process_notices.
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _return_json($sticky_notices = false, $notices_arguments = array())
+	{
+		// make sure any EE_Error notices have been handled.
+		$this->_process_notices($notices_arguments, true, $sticky_notices);
+		$data = isset($this->_template_args['data']) ? $this->_template_args['data'] : array();
+		unset($this->_template_args['data']);
+		$json = array(
+			'error'     => isset($this->_template_args['error']) ? $this->_template_args['error'] : false,
+			'success'   => isset($this->_template_args['success']) ? $this->_template_args['success'] : false,
+			'errors'    => isset($this->_template_args['errors']) ? $this->_template_args['errors'] : false,
+			'attention' => isset($this->_template_args['attention']) ? $this->_template_args['attention'] : false,
+			'notices'   => EE_Error::get_notices(),
+			'content'   => isset($this->_template_args['admin_page_content'])
+				? $this->_template_args['admin_page_content'] : '',
+			'data'      => array_merge($data, array('template_args' => $this->_template_args)),
+			'isEEajax'  => true
+			// special flag so any ajax.Success methods in js can identify this return package as a EEajax package.
+		);
+		// make sure there are no php errors or headers_sent.  Then we can set correct json header.
+		if (null === error_get_last() || ! headers_sent()) {
+			header('Content-Type: application/json; charset=UTF-8');
+		}
+		echo wp_json_encode($json);
+		exit();
+	}
+
+
+	/**
+	 * Simply a wrapper for the protected method so we can call this outside the class (ONLY when doing ajax)
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function return_json()
+	{
+		if (defined('DOING_AJAX') && DOING_AJAX) {
+			$this->_return_json();
+		} else {
+			throw new EE_Error(
+				sprintf(
+					esc_html__('The public %s method can only be called when DOING_AJAX = TRUE', 'event_espresso'),
+					__FUNCTION__
+				)
+			);
+		}
+	}
+
+
+	/**
+	 * This provides a way for child hook classes to send along themselves by reference so methods/properties within
+	 * them can be accessed by EE_Admin_child pages. This is assigned to the $_hook_obj property.
+	 *
+	 * @param EE_Admin_Hooks $hook_obj This will be the object for the EE_Admin_Hooks child
+	 */
+	public function set_hook_object(EE_Admin_Hooks $hook_obj)
+	{
+		$this->_hook_obj = $hook_obj;
+	}
+
+
+	/**
+	 *        generates  HTML wrapper with Tabbed nav for an admin page
+	 *
+	 * @param boolean $about whether to use the special about page wrapper or default.
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function admin_page_wrapper($about = false)
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$this->_nav_tabs = $this->_get_main_nav_tabs();
+		$this->_template_args['nav_tabs'] = $this->_nav_tabs;
+		$this->_template_args['admin_page_title'] = $this->_admin_page_title;
+		$this->_template_args['before_admin_page_content'] = apply_filters(
+			"FHEE_before_admin_page_content{$this->_current_page}{$this->_current_view}",
+			isset($this->_template_args['before_admin_page_content'])
+				? $this->_template_args['before_admin_page_content']
+				: ''
+		);
+		$this->_template_args['after_admin_page_content'] = apply_filters(
+			"FHEE_after_admin_page_content{$this->_current_page}{$this->_current_view}",
+			isset($this->_template_args['after_admin_page_content'])
+				? $this->_template_args['after_admin_page_content']
+				: ''
+		);
+		$this->_template_args['after_admin_page_content'] .= $this->_set_help_popup_content();
+		// load settings page wrapper template
+		$template_path = ! defined('DOING_AJAX')
+			? EE_ADMIN_TEMPLATE . 'admin_wrapper.template.php'
+			: EE_ADMIN_TEMPLATE
+			  . 'admin_wrapper_ajax.template.php';
+		// about page?
+		$template_path = $about
+			? EE_ADMIN_TEMPLATE . 'about_admin_wrapper.template.php'
+			: $template_path;
+		if (defined('DOING_AJAX')) {
+			$this->_template_args['admin_page_content'] = EEH_Template::display_template(
+				$template_path,
+				$this->_template_args,
+				true
+			);
+			$this->_return_json();
+		} else {
+			EEH_Template::display_template($template_path, $this->_template_args);
+		}
+	}
+
+
+	/**
+	 * This returns the admin_nav tabs html using the configuration in the _nav_tabs property
+	 *
+	 * @return string html
+	 * @throws EE_Error
+	 */
+	protected function _get_main_nav_tabs()
+	{
+		// let's generate the html using the EEH_Tabbed_Content helper.
+		// We do this here so that it's possible for child classes to add in nav tabs dynamically at the last minute
+		// (rather than setting in the page_routes array)
+		return EEH_Tabbed_Content::display_admin_nav_tabs($this->_nav_tabs);
+	}
+
+
+	/**
+	 *        sort nav tabs
+	 *
+	 * @param $a
+	 * @param $b
+	 * @return int
+	 */
+	private function _sort_nav_tabs($a, $b)
+	{
+		if ($a['order'] === $b['order']) {
+			return 0;
+		}
+		return ($a['order'] < $b['order']) ? -1 : 1;
+	}
+
+
+	/**
+	 *    generates HTML for the forms used on admin pages
+	 *
+	 * @param    array $input_vars - array of input field details
+	 * @param string   $generator  (options are 'string' or 'array', basically use this to indicate which generator to
+	 *                             use)
+	 * @param bool     $id
+	 * @return string
+	 * @uses   EEH_Form_Fields::get_form_fields (/helper/EEH_Form_Fields.helper.php)
+	 * @uses   EEH_Form_Fields::get_form_fields_array (/helper/EEH_Form_Fields.helper.php)
+	 */
+	protected function _generate_admin_form_fields($input_vars = array(), $generator = 'string', $id = false)
+	{
+		return $generator === 'string'
+			? EEH_Form_Fields::get_form_fields($input_vars, $id)
+			: EEH_Form_Fields::get_form_fields_array($input_vars);
+	}
+
+
+	/**
+	 * generates the "Save" and "Save & Close" buttons for edit forms
+	 *
+	 * @param bool             $both     if true then both buttons will be generated.  If false then just the "Save &
+	 *                                   Close" button.
+	 * @param array            $text     if included, generator will use the given text for the buttons ( array([0] =>
+	 *                                   'Save', [1] => 'save & close')
+	 * @param array            $actions  if included allows us to set the actions that each button will carry out (i.e.
+	 *                                   via the "name" value in the button).  We can also use this to just dump
+	 *                                   default actions by submitting some other value.
+	 * @param bool|string|null $referrer if false then we just do the default action on save and close.  Other wise it
+	 *                                   will use the $referrer string. IF null, then we don't do ANYTHING on save and
+	 *                                   close (normal form handling).
+	 */
+	protected function _set_save_buttons($both = true, $text = array(), $actions = array(), $referrer = null)
+	{
+		// make sure $text and $actions are in an array
+		$text = (array) $text;
+		$actions = (array) $actions;
+		$referrer_url = empty($referrer)
+			? '<input type="hidden" id="save_and_close_referrer" name="save_and_close_referrer" value="'
+			  . $_SERVER['REQUEST_URI']
+			  . '" />'
+			: '<input type="hidden" id="save_and_close_referrer" name="save_and_close_referrer" value="'
+			  . $referrer
+			  . '" />';
+		$button_text = ! empty($text)
+			? $text
+			: array(
+				esc_html__('Save', 'event_espresso'),
+				esc_html__('Save and Close', 'event_espresso'),
+			);
+		$default_names = array('save', 'save_and_close');
+		// add in a hidden index for the current page (so save and close redirects properly)
+		$this->_template_args['save_buttons'] = $referrer_url;
+		foreach ($button_text as $key => $button) {
+			$ref = $default_names[ $key ];
+			$this->_template_args['save_buttons'] .= '<input type="submit" class="button-primary '
+													 . $ref
+													 . '" value="'
+													 . $button
+													 . '" name="'
+													 . (! empty($actions) ? $actions[ $key ] : $ref)
+													 . '" id="'
+													 . $this->_current_view . '_' . $ref
+													 . '" />';
+			if (! $both) {
+				break;
+			}
+		}
+	}
+
+
+	/**
+	 * Wrapper for the protected function.  Allows plugins/addons to call this to set the form tags.
+	 *
+	 * @see   $this->_set_add_edit_form_tags() for details on params
+	 * @since 4.6.0
+	 * @param string $route
+	 * @param array  $additional_hidden_fields
+	 */
+	public function set_add_edit_form_tags($route = '', $additional_hidden_fields = array())
+	{
+		$this->_set_add_edit_form_tags($route, $additional_hidden_fields);
+	}
+
+
+	/**
+	 * set form open and close tags on add/edit pages.
+	 *
+	 * @param string $route                    the route you want the form to direct to
+	 * @param array  $additional_hidden_fields any additional hidden fields required in the form header
+	 * @return void
+	 */
+	protected function _set_add_edit_form_tags($route = '', $additional_hidden_fields = array())
+	{
+		if (empty($route)) {
+			$user_msg = esc_html__(
+				'An error occurred. No action was set for this page\'s form.',
+				'event_espresso'
+			);
+			$dev_msg = $user_msg . "\n"
+					   . sprintf(
+						   esc_html__('The $route argument is required for the %s->%s method.', 'event_espresso'),
+						   __FUNCTION__,
+						   EE_Admin_Page::class
+					   );
+			EE_Error::add_error($user_msg . '||' . $dev_msg, __FILE__, __FUNCTION__, __LINE__);
+		}
+		// open form
+		$this->_template_args['before_admin_page_content'] = '<form name="form" method="post" action="'
+															 . $this->_admin_base_url
+															 . '" id="'
+															 . $route
+															 . '_event_form" >';
+		// add nonce
+		$nonce = wp_nonce_field($route . '_nonce', $route . '_nonce', false, false);
+		$this->_template_args['before_admin_page_content'] .= "\n\t" . $nonce;
+		// add REQUIRED form action
+		$hidden_fields = array(
+			'action' => array('type' => 'hidden', 'value' => $route),
+		);
+		// merge arrays
+		$hidden_fields = is_array($additional_hidden_fields)
+			? array_merge($hidden_fields, $additional_hidden_fields)
+			: $hidden_fields;
+		// generate form fields
+		$form_fields = $this->_generate_admin_form_fields($hidden_fields, 'array');
+		// add fields to form
+		foreach ((array) $form_fields as $field_name => $form_field) {
+			$this->_template_args['before_admin_page_content'] .= "\n\t" . $form_field['field'];
+		}
+		// close form
+		$this->_template_args['after_admin_page_content'] = '</form>';
+	}
+
+
+	/**
+	 * Public Wrapper for _redirect_after_action() method since its
+	 * discovered it would be useful for external code to have access.
+	 *
+	 * @param bool   $success
+	 * @param string $what
+	 * @param string $action_desc
+	 * @param array  $query_args
+	 * @param bool   $override_overwrite
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @see   EE_Admin_Page::_redirect_after_action() for params.
+	 * @since 4.5.0
+	 */
+	public function redirect_after_action(
+		$success = false,
+		$what = 'item',
+		$action_desc = 'processed',
+		$query_args = array(),
+		$override_overwrite = false
+	) {
+		$this->_redirect_after_action(
+			$success,
+			$what,
+			$action_desc,
+			$query_args,
+			$override_overwrite
+		);
+	}
+
+
+	/**
+	 * Helper method for merging existing request data with the returned redirect url.
+	 *
+	 * This is typically used for redirects after an action so that if the original view was a filtered view those
+	 * filters are still applied.
+	 *
+	 * @param array $new_route_data
+	 * @return array
+	 */
+	protected function mergeExistingRequestParamsWithRedirectArgs(array $new_route_data)
+	{
+		foreach ($this->_req_data as $ref => $value) {
+			// unset nonces
+			if (strpos($ref, 'nonce') !== false) {
+				unset($this->_req_data[ $ref ]);
+				continue;
+			}
+			// urlencode values.
+			$value = is_array($value) ? array_map('urlencode', $value) : urlencode($value);
+			$this->_req_data[ $ref ] = $value;
+		}
+		return array_merge($this->_req_data, $new_route_data);
+	}
+
+
+	/**
+	 *    _redirect_after_action
+	 *
+	 * @param int    $success            - whether success was for two or more records, or just one, or none
+	 * @param string $what               - what the action was performed on
+	 * @param string $action_desc        - what was done ie: updated, deleted, etc
+	 * @param array  $query_args         - an array of query_args to be added to the URL to redirect to after the admin
+	 *                                   action is completed
+	 * @param BOOL   $override_overwrite by default all EE_Error::success messages are overwritten, this allows you to
+	 *                                   override this so that they show.
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _redirect_after_action(
+		$success = 0,
+		$what = 'item',
+		$action_desc = 'processed',
+		$query_args = array(),
+		$override_overwrite = false
+	) {
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		// class name for actions/filters.
+		$classname = get_class($this);
+		// set redirect url.
+		// Note if there is a "page" index in the $query_args then we go with vanilla admin.php route,
+		// otherwise we go with whatever is set as the _admin_base_url
+		$redirect_url = isset($query_args['page']) ? admin_url('admin.php') : $this->_admin_base_url;
+		$notices = EE_Error::get_notices(false);
+		// overwrite default success messages //BUT ONLY if overwrite not overridden
+		if (! $override_overwrite || ! empty($notices['errors'])) {
+			EE_Error::overwrite_success();
+		}
+		if (! empty($what) && ! empty($action_desc) && empty($notices['errors'])) {
+			// how many records affected ? more than one record ? or just one ?
+			if ($success > 1) {
+				// set plural msg
+				EE_Error::add_success(
+					sprintf(
+						esc_html__('The "%s" have been successfully %s.', 'event_espresso'),
+						$what,
+						$action_desc
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			} elseif ($success === 1) {
+				// set singular msg
+				EE_Error::add_success(
+					sprintf(
+						esc_html__('The "%s" has been successfully %s.', 'event_espresso'),
+						$what,
+						$action_desc
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			}
+		}
+		// check that $query_args isn't something crazy
+		if (! is_array($query_args)) {
+			$query_args = array();
+		}
+		/**
+		 * Allow injecting actions before the query_args are modified for possible different
+		 * redirections on save and close actions
+		 *
+		 * @since 4.2.0
+		 * @param array $query_args       The original query_args array coming into the
+		 *                                method.
+		 */
+		do_action(
+			"AHEE__{$classname}___redirect_after_action__before_redirect_modification_{$this->_req_action}",
+			$query_args
+		);
+		// calculate where we're going (if we have a "save and close" button pushed)
+		if (isset($this->_req_data['save_and_close'], $this->_req_data['save_and_close_referrer'])) {
+			// even though we have the save_and_close referrer, we need to parse the url for the action in order to generate a nonce
+			$parsed_url = parse_url($this->_req_data['save_and_close_referrer']);
+			// regenerate query args array from referrer URL
+			parse_str($parsed_url['query'], $query_args);
+			// correct page and action will be in the query args now
+			$redirect_url = admin_url('admin.php');
+		}
+		// merge any default query_args set in _default_route_query_args property
+		if (! empty($this->_default_route_query_args) && ! $this->_is_UI_request) {
+			$args_to_merge = array();
+			foreach ($this->_default_route_query_args as $query_param => $query_value) {
+				// is there a wp_referer array in our _default_route_query_args property?
+				if ($query_param === 'wp_referer') {
+					$query_value = (array) $query_value;
+					foreach ($query_value as $reference => $value) {
+						if (strpos($reference, 'nonce') !== false) {
+							continue;
+						}
+						// finally we will override any arguments in the referer with
+						// what might be set on the _default_route_query_args array.
+						if (isset($this->_default_route_query_args[ $reference ])) {
+							$args_to_merge[ $reference ] = urlencode($this->_default_route_query_args[ $reference ]);
+						} else {
+							$args_to_merge[ $reference ] = urlencode($value);
+						}
+					}
+					continue;
+				}
+				$args_to_merge[ $query_param ] = $query_value;
+			}
+			// now let's merge these arguments but override with what was specifically sent in to the
+			// redirect.
+			$query_args = array_merge($args_to_merge, $query_args);
+		}
+		$this->_process_notices($query_args);
+		// generate redirect url
+		// if redirecting to anything other than the main page, add a nonce
+		if (isset($query_args['action'])) {
+			// manually generate wp_nonce and merge that with the query vars
+			// becuz the wp_nonce_url function wrecks havoc on some vars
+			$query_args['_wpnonce'] = wp_create_nonce($query_args['action'] . '_nonce');
+		}
+		// we're adding some hooks and filters in here for processing any things just before redirects
+		// (example: an admin page has done an insert or update and we want to run something after that).
+		do_action('AHEE_redirect_' . $classname . $this->_req_action, $query_args);
+		$redirect_url = apply_filters(
+			'FHEE_redirect_' . $classname . $this->_req_action,
+			EE_Admin_Page::add_query_args_and_nonce($query_args, $redirect_url),
+			$query_args
+		);
+		// check if we're doing ajax.  If we are then lets just return the results and js can handle how it wants.
+		if (defined('DOING_AJAX')) {
+			$default_data = array(
+				'close'        => true,
+				'redirect_url' => $redirect_url,
+				'where'        => 'main',
+				'what'         => 'append',
+			);
+			$this->_template_args['success'] = $success;
+			$this->_template_args['data'] = ! empty($this->_template_args['data']) ? array_merge(
+				$default_data,
+				$this->_template_args['data']
+			) : $default_data;
+			$this->_return_json();
+		}
+		wp_safe_redirect($redirect_url);
+		exit();
+	}
+
+
+	/**
+	 * process any notices before redirecting (or returning ajax request)
+	 * This method sets the $this->_template_args['notices'] attribute;
+	 *
+	 * @param array $query_args         any query args that need to be used for notice transient ('action')
+	 * @param bool  $skip_route_verify  This is typically used when we are processing notices REALLY early and
+	 *                                  page_routes haven't been defined yet.
+	 * @param bool  $sticky_notices     This is used to flag that regardless of whether this is doing_ajax or not, we
+	 *                                  still save a transient for the notice.
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _process_notices($query_args = array(), $skip_route_verify = false, $sticky_notices = true)
+	{
+		// first let's set individual error properties if doing_ajax and the properties aren't already set.
+		if (defined('DOING_AJAX') && DOING_AJAX) {
+			$notices = EE_Error::get_notices(false);
+			if (empty($this->_template_args['success'])) {
+				$this->_template_args['success'] = isset($notices['success']) ? $notices['success'] : false;
+			}
+			if (empty($this->_template_args['errors'])) {
+				$this->_template_args['errors'] = isset($notices['errors']) ? $notices['errors'] : false;
+			}
+			if (empty($this->_template_args['attention'])) {
+				$this->_template_args['attention'] = isset($notices['attention']) ? $notices['attention'] : false;
+			}
+		}
+		$this->_template_args['notices'] = EE_Error::get_notices();
+		// IF this isn't ajax we need to create a transient for the notices using the route (however, overridden if $sticky_notices == true)
+		if (! defined('DOING_AJAX') || $sticky_notices) {
+			$route = isset($query_args['action']) ? $query_args['action'] : 'default';
+			$this->_add_transient(
+				$route,
+				$this->_template_args['notices'],
+				true,
+				$skip_route_verify
+			);
+		}
+	}
+
+
+	/**
+	 * get_action_link_or_button
+	 * returns the button html for adding, editing, or deleting an item (depending on given type)
+	 *
+	 * @param string $action        use this to indicate which action the url is generated with.
+	 * @param string $type          accepted strings must be defined in the $_labels['button'] array(as the key)
+	 *                              property.
+	 * @param array  $extra_request if the button requires extra params you can include them in $key=>$value pairs.
+	 * @param string $class         Use this to give the class for the button. Defaults to 'button-primary'
+	 * @param string $base_url      If this is not provided
+	 *                              the _admin_base_url will be used as the default for the button base_url.
+	 *                              Otherwise this value will be used.
+	 * @param bool   $exclude_nonce If true then no nonce will be in the generated button link.
+	 * @return string
+	 * @throws InvalidArgumentException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidDataTypeException
+	 * @throws EE_Error
+	 */
+	public function get_action_link_or_button(
+		$action,
+		$type = 'add',
+		$extra_request = array(),
+		$class = 'button-primary',
+		$base_url = '',
+		$exclude_nonce = false
+	) {
+		// first let's validate the action (if $base_url is FALSE otherwise validation will happen further along)
+		if (empty($base_url) && ! isset($this->_page_routes[ $action ])) {
+			throw new EE_Error(
+				sprintf(
+					esc_html__(
+						'There is no page route for given action for the button.  This action was given: %s',
+						'event_espresso'
+					),
+					$action
+				)
+			);
+		}
+		if (! isset($this->_labels['buttons'][ $type ])) {
+			throw new EE_Error(
+				sprintf(
+					__(
+						'There is no label for the given button type (%s). Labels are set in the <code>_page_config</code> property.',
+						'event_espresso'
+					),
+					$type
+				)
+			);
+		}
+		// finally check user access for this button.
+		$has_access = $this->check_user_access($action, true);
+		if (! $has_access) {
+			return '';
+		}
+		$_base_url = ! $base_url ? $this->_admin_base_url : $base_url;
+		$query_args = array(
+			'action' => $action,
+		);
+		// merge extra_request args but make sure our original action takes precedence and doesn't get overwritten.
+		if (! empty($extra_request)) {
+			$query_args = array_merge($extra_request, $query_args);
+		}
+		$url = EE_Admin_Page::add_query_args_and_nonce($query_args, $_base_url, false, $exclude_nonce);
+		return EEH_Template::get_button_or_link($url, $this->_labels['buttons'][ $type ], $class);
+	}
+
+
+	/**
+	 * _per_page_screen_option
+	 * Utility function for adding in a per_page_option in the screen_options_dropdown.
+	 *
+	 * @return void
+	 * @throws InvalidArgumentException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidDataTypeException
+	 */
+	protected function _per_page_screen_option()
+	{
+		$option = 'per_page';
+		$args = array(
+			'label'   => apply_filters(
+				'FHEE__EE_Admin_Page___per_page_screen_options___label',
+				$this->_admin_page_title,
+				$this
+			),
+			'default' => (int) apply_filters(
+				'FHEE__EE_Admin_Page___per_page_screen_options__default',
+				20
+			),
+			'option'  => $this->_current_page . '_' . $this->_current_view . '_per_page',
+		);
+		// ONLY add the screen option if the user has access to it.
+		if ($this->check_user_access($this->_current_view, true)) {
+			add_screen_option($option, $args);
+		}
+	}
+
+
+	/**
+	 * set_per_page_screen_option
+	 * All this does is make sure that WordPress saves any per_page screen options (if set) for the current page.
+	 * we have to do this rather than running inside the 'set-screen-options' hook because it runs earlier than
+	 * admin_menu.
+	 *
+	 * @return void
+	 */
+	private function _set_per_page_screen_options()
+	{
+		if (isset($_POST['wp_screen_options']) && is_array($_POST['wp_screen_options'])) {
+			check_admin_referer('screen-options-nonce', 'screenoptionnonce');
+			if (! $user = wp_get_current_user()) {
+				return;
+			}
+			$option = $_POST['wp_screen_options']['option'];
+			$value = $_POST['wp_screen_options']['value'];
+			if ($option !== sanitize_key($option)) {
+				return;
+			}
+			$map_option = $option;
+			$option = str_replace('-', '_', $option);
+			switch ($map_option) {
+				case $this->_current_page . '_' . $this->_current_view . '_per_page':
+					$value = (int) $value;
+					$max_value = apply_filters(
+						'FHEE__EE_Admin_Page___set_per_page_screen_options__max_value',
+						999,
+						$this->_current_page,
+						$this->_current_view
+					);
+					if ($value < 1) {
+						return;
+					}
+					$value = min($value, $max_value);
+					break;
+				default:
+					$value = apply_filters(
+						'FHEE__EE_Admin_Page___set_per_page_screen_options__value',
+						false,
+						$option,
+						$value
+					);
+					if (false === $value) {
+						return;
+					}
+					break;
+			}
+			update_user_meta($user->ID, $option, $value);
+			wp_safe_redirect(remove_query_arg(array('pagenum', 'apage', 'paged'), wp_get_referer()));
+			exit;
+		}
+	}
+
+
+	/**
+	 * This just allows for setting the $_template_args property if it needs to be set outside the object
+	 *
+	 * @param array $data array that will be assigned to template args.
+	 */
+	public function set_template_args($data)
+	{
+		$this->_template_args = array_merge($this->_template_args, (array) $data);
+	}
+
+
+	/**
+	 * This makes available the WP transient system for temporarily moving data between routes
+	 *
+	 * @param string $route             the route that should receive the transient
+	 * @param array  $data              the data that gets sent
+	 * @param bool   $notices           If this is for notices then we use this to indicate so, otherwise its just a
+	 *                                  normal route transient.
+	 * @param bool   $skip_route_verify Used to indicate we want to skip route verification.  This is usually ONLY used
+	 *                                  when we are adding a transient before page_routes have been defined.
+	 * @return void
+	 * @throws EE_Error
+	 */
+	protected function _add_transient($route, $data, $notices = false, $skip_route_verify = false)
+	{
+		$user_id = get_current_user_id();
+		if (! $skip_route_verify) {
+			$this->_verify_route($route);
+		}
+		// now let's set the string for what kind of transient we're setting
+		$transient = $notices
+			? 'ee_rte_n_tx_' . $route . '_' . $user_id
+			: 'rte_tx_' . $route . '_' . $user_id;
+		$data = $notices ? array('notices' => $data) : $data;
+		// is there already a transient for this route?  If there is then let's ADD to that transient
+		$existing = is_multisite() && is_network_admin()
+			? get_site_transient($transient)
+			: get_transient($transient);
+		if ($existing) {
+			$data = array_merge((array) $data, (array) $existing);
+		}
+		if (is_multisite() && is_network_admin()) {
+			set_site_transient($transient, $data, 8);
+		} else {
+			set_transient($transient, $data, 8);
+		}
+	}
+
+
+	/**
+	 * this retrieves the temporary transient that has been set for moving data between routes.
+	 *
+	 * @param bool   $notices true we get notices transient. False we just return normal route transient
+	 * @param string $route
+	 * @return mixed data
+	 */
+	protected function _get_transient($notices = false, $route = '')
+	{
+		$user_id = get_current_user_id();
+		$route = ! $route ? $this->_req_action : $route;
+		$transient = $notices
+			? 'ee_rte_n_tx_' . $route . '_' . $user_id
+			: 'rte_tx_' . $route . '_' . $user_id;
+		$data = is_multisite() && is_network_admin()
+			? get_site_transient($transient)
+			: get_transient($transient);
+		// delete transient after retrieval (just in case it hasn't expired);
+		if (is_multisite() && is_network_admin()) {
+			delete_site_transient($transient);
+		} else {
+			delete_transient($transient);
+		}
+		return $notices && isset($data['notices']) ? $data['notices'] : $data;
+	}
+
+
+	/**
+	 * The purpose of this method is just to run garbage collection on any EE transients that might have expired but
+	 * would not be called later. This will be assigned to run on a specific EE Admin page. (place the method in the
+	 * default route callback on the EE_Admin page you want it run.)
+	 *
+	 * @return void
+	 */
+	protected function _transient_garbage_collection()
+	{
+		global $wpdb;
+		// retrieve all existing transients
+		$query = "SELECT option_name FROM {$wpdb->options} WHERE option_name LIKE '%rte_tx_%' OR option_name LIKE '%rte_n_tx_%'";
+		if ($results = $wpdb->get_results($query)) {
+			foreach ($results as $result) {
+				$transient = str_replace('_transient_', '', $result->option_name);
+				get_transient($transient);
+				if (is_multisite() && is_network_admin()) {
+					get_site_transient($transient);
+				}
+			}
+		}
+	}
+
+
+	/**
+	 * get_view
+	 *
+	 * @return string content of _view property
+	 */
+	public function get_view()
+	{
+		return $this->_view;
+	}
+
+
+	/**
+	 * getter for the protected $_views property
+	 *
+	 * @return array
+	 */
+	public function get_views()
+	{
+		return $this->_views;
+	}
+
+
+	/**
+	 * get_current_page
+	 *
+	 * @return string _current_page property value
+	 */
+	public function get_current_page()
+	{
+		return $this->_current_page;
+	}
+
+
+	/**
+	 * get_current_view
+	 *
+	 * @return string _current_view property value
+	 */
+	public function get_current_view()
+	{
+		return $this->_current_view;
+	}
+
+
+	/**
+	 * get_current_screen
+	 *
+	 * @return object The current WP_Screen object
+	 */
+	public function get_current_screen()
+	{
+		return $this->_current_screen;
+	}
+
+
+	/**
+	 * get_current_page_view_url
+	 *
+	 * @return string This returns the url for the current_page_view.
+	 */
+	public function get_current_page_view_url()
+	{
+		return $this->_current_page_view_url;
+	}
+
+
+	/**
+	 * just returns the _req_data property
+	 *
+	 * @return array
+	 */
+	public function get_request_data()
+	{
+		return $this->_req_data;
+	}
+
+
+	/**
+	 * returns the _req_data protected property
+	 *
+	 * @return string
+	 */
+	public function get_req_action()
+	{
+		return $this->_req_action;
+	}
+
+
+	/**
+	 * @return bool  value of $_is_caf property
+	 */
+	public function is_caf()
+	{
+		return $this->_is_caf;
+	}
+
+
+	/**
+	 * @return mixed
+	 */
+	public function default_espresso_metaboxes()
+	{
+		return $this->_default_espresso_metaboxes;
+	}
+
+
+	/**
+	 * @return mixed
+	 */
+	public function admin_base_url()
+	{
+		return $this->_admin_base_url;
+	}
+
+
+	/**
+	 * @return mixed
+	 */
+	public function wp_page_slug()
+	{
+		return $this->_wp_page_slug;
+	}
+
+
+	/**
+	 * updates  espresso configuration settings
+	 *
+	 * @param string                   $tab
+	 * @param EE_Config_Base|EE_Config $config
+	 * @param string                   $file file where error occurred
+	 * @param string                   $func function  where error occurred
+	 * @param string                   $line line no where error occurred
+	 * @return boolean
+	 */
+	protected function _update_espresso_configuration($tab, $config, $file = '', $func = '', $line = '')
+	{
+		// remove any options that are NOT going to be saved with the config settings.
+		if (isset($config->core->ee_ueip_optin)) {
+			// TODO: remove the following two lines and make sure values are migrated from 3.1
+			update_option('ee_ueip_optin', $config->core->ee_ueip_optin);
+			update_option('ee_ueip_has_notified', true);
+		}
+		// and save it (note we're also doing the network save here)
+		$net_saved = is_main_site() ? EE_Network_Config::instance()->update_config(false, false) : true;
+		$config_saved = EE_Config::instance()->update_espresso_config(false, false);
+		if ($config_saved && $net_saved) {
+			EE_Error::add_success(sprintf(__('"%s" have been successfully updated.', 'event_espresso'), $tab));
+			return true;
+		}
+		EE_Error::add_error(sprintf(__('The "%s" were not updated.', 'event_espresso'), $tab), $file, $func, $line);
+		return false;
+	}
+
+
+	/**
+	 * Returns an array to be used for EE_FOrm_Fields.helper.php's select_input as the $values argument.
+	 *
+	 * @return array
+	 */
+	public function get_yes_no_values()
+	{
+		return $this->_yes_no_values;
+	}
+
+
+	/**
+	 * @return string
+	 * @throws ReflectionException
+	 * @since $VID:$
+	 */
+	protected function _get_dir()
+	{
+		$reflector = new ReflectionClass(get_class($this));
+		return dirname($reflector->getFileName());
+	}
+
+
+	/**
+	 * A helper for getting a "next link".
+	 *
+	 * @param string $url   The url to link to
+	 * @param string $class The class to use.
+	 * @return string
+	 */
+	protected function _next_link($url, $class = 'dashicons dashicons-arrow-right')
+	{
+		return '<a class="' . $class . '" href="' . $url . '"></a>';
+	}
+
+
+	/**
+	 * A helper for getting a "previous link".
+	 *
+	 * @param string $url   The url to link to
+	 * @param string $class The class to use.
+	 * @return string
+	 */
+	protected function _previous_link($url, $class = 'dashicons dashicons-arrow-left')
+	{
+		return '<a class="' . $class . '" href="' . $url . '"></a>';
+	}
+
+
+
+
+
+
+
+	// below are some messages related methods that should be available across the EE_Admin system.  Note, these methods are NOT page specific
+
+
+	/**
+	 * This processes an request to resend a registration and assumes we have a _REG_ID for doing so. So if the caller
+	 * knows that the _REG_ID isn't in the req_data array but CAN obtain it, the caller should ADD the _REG_ID to the
+	 * _req_data array.
+	 *
+	 * @return bool success/fail
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _process_resend_registration()
+	{
+		$this->_template_args['success'] = EED_Messages::process_resend($this->_req_data);
+		do_action(
+			'AHEE__EE_Admin_Page___process_resend_registration',
+			$this->_template_args['success'],
+			$this->_req_data
+		);
+		return $this->_template_args['success'];
+	}
+
+
+	/**
+	 * This automatically processes any payment message notifications when manual payment has been applied.
+	 *
+	 * @param EE_Payment $payment
+	 * @return bool success/fail
+	 */
+	protected function _process_payment_notification(EE_Payment $payment)
+	{
+		add_filter('FHEE__EE_Payment_Processor__process_registration_payments__display_notifications', '__return_true');
+		do_action('AHEE__EE_Admin_Page___process_admin_payment_notification', $payment);
+		$this->_template_args['success'] = apply_filters(
+			'FHEE__EE_Admin_Page___process_admin_payment_notification__success',
+			false,
+			$payment
+		);
+		return $this->_template_args['success'];
+	}
 }

core/admin/EE_Admin_Page_Init.core.php

Indentation +451 added lines, -451 removed lines

@@ -17,455 +17,455 @@
 abstract class EE_Admin_Page_Init extends EE_Base
 {
 
-    /**
-     * @var LoaderInterface $loader
-     */
-    protected $loader;
-
-    // identity properties (set in _set_defaults and _set_init_properties)
-    public $label;
-
-    /**
-     * Menu map has a capability.  However, this allows admin pages to have separate capability requirements for menus
-     * and accessing pages.  If capability is NOT set, then it defaults to the menu_map capability.
-     *
-     * @var string
-     */
-    public $capability;
-
-
-    /**
-     * This holds the menu map object for this admin page.
-     *
-     * @var EE_Admin_Page_Menu_Map
-     */
-    protected $_menu_map;
-
-    /**
-     * deprecated
-     */
-    public $menu_label;
-    public $menu_slug;
-
-
-    // set in _set_defaults
-    protected $_folder_name;
-    protected $_folder_path;
-    protected $_file_name;
-    public $hook_file;
-    protected $_wp_page_slug;
-    protected $_routing;
-
-
-    /**
-     * This holds the page object.
-     *
-     * @var EE_Admin_Page
-     */
-    protected $_loaded_page_object;
-
-
-    // for caf
-    protected $_files_hooked;
-    protected $_hook_paths;
-
-    // load_page?
-    private $_load_page;
-
-
-    /**
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function __construct()
-    {
-        $this->loader = LoaderFactory::getLoader();
-        // set global defaults
-        $this->_set_defaults();
-        // set properties that are always available with objects.
-        $this->_set_init_properties();
-        // global styles/scripts across all wp admin pages
-        add_action('admin_enqueue_scripts', array($this, 'load_wp_global_scripts_styles'), 5);
-        // load initial stuff.
-        $this->_set_file_and_folder_name();
-        $this->_set_menu_map();
-        if (empty($this->_menu_map) || is_array($this->_menu_map)) {
-            EE_Error::doing_it_wrong(
-                get_class($this) . '::$_menu_map',
-                sprintf(
-                    __(
-                        'The EE4 addon with the class %s is setting up the _menu_map property incorrectly for this version of EE core.  Please see Admin_Page_Init class examples in core for the new way of setting this property up.',
-                        'event_espresso'
-                    ),
-                    get_class($this)
-                ),
-                '4.4.0'
-            );
-            return;
-        }
-        // set default capability
-        $this->_set_capability();
-    }
-
-
-    /**
-     * _set_init_properties
-     * Child classes use to set the following properties:
-     * $label
-     *
-     * @abstract
-     * @access protected
-     * @return void
-     */
-    abstract protected function _set_init_properties();
-
-
-    /**
-     * _set_menu_map is a function that child classes use to set the menu_map property (which should be an instance of
-     * EE_Admin_Page_Menu_Map.  Their menu can either be EE_Admin_Page_Main_Menu or EE_Admin_Page_Sub_Menu.
-     *
-     * @since 4.4.0
-     * @ return void.
-     */
-    protected function _set_menu_map()
-    {
-        return array();
-    }
-
-
-    /**
-     * returns the menu map for this admin page
-     *
-     * @since 4.4.0
-     * @return EE_Admin_Page_Menu_Map
-     */
-    public function get_menu_map()
-    {
-        return $this->_menu_map;
-    }
-
-
-    /**
-     * This loads scripts and styles for the EE_Admin system
-     * that must be available on ALL WP admin pages (i.e. EE_menu items)
-     *
-     * @return void
-     */
-    public function load_wp_global_scripts_styles()
-    {
-        wp_register_style(
-            'espresso_menu',
-            EE_ADMIN_URL . 'assets/admin-menu-styles.css',
-            array('dashicons'),
-            EVENT_ESPRESSO_VERSION
-        );
-        wp_enqueue_style('espresso_menu');
-    }
-
-
-    /**
-     * this sets default properties (might be overridden in _set_init_properties);
-     *
-     * @access private
-     * @return  void
-     */
-    private function _set_defaults()
-    {
-        $this->_file_name = $this->_folder_name = $this->_wp_page_slug = $this->capability = null;
-        $this->_routing = true;
-        $this->_load_page = false;
-        $this->_files_hooked = $this->_hook_paths = array();
-        // menu_map
-        $this->_menu_map = $this->get_menu_map();
-    }
-
-
-    protected function _set_capability()
-    {
-        $capability = empty($this->capability) ? $this->_menu_map->capability : $this->capability;
-        $this->capability = apply_filters('FHEE_' . $this->_menu_map->menu_slug . '_capability', $capability);
-    }
-
-
-    /**
-     * initialize_admin_page
-     * This method is what executes the loading of the specific page class for the given dir_name as called by the
-     * EE_Admin_Init class.
-     *
-     * @access  public
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @uses    _initialize_admin_page()
-     */
-    public function initialize_admin_page()
-    {
-        // let's check user access first
-        $this->_check_user_access();
-        if (! is_object($this->_loaded_page_object)) {
-            return;
-        }
-        $this->_loaded_page_object->route_admin_request();
-    }
-
-
-    /**
-     * @param string $wp_page_slug
-     * @throws EE_Error
-     * @since $VID:$
-     */
-    public function set_page_dependencies($wp_page_slug)
-    {
-        if (! $this->_load_page) {
-            return;
-        }
-        if (! is_object($this->_loaded_page_object)) {
-            $msg[] = __(
-                'We can\'t load the page because we\'re missing a valid page object that tells us what to load',
-                'event_espresso'
-            );
-            $msg[] = $msg[0] . "\r\n"
-                     . sprintf(
-                         __(
-                             'The custom slug you have set for this page is %s. This means we\'re looking for the class %s_Admin_Page (found in %s_Admin_Page.core.php) within your %s directory',
-                             'event_espresso'
-                         ),
-                         $this->_file_name,
-                         $this->_file_name,
-                         $this->_folder_path . $this->_file_name,
-                         $this->_menu_map->menu_slug
-                     );
-            throw new EE_Error(implode('||', $msg));
-        }
-        $this->_loaded_page_object->set_wp_page_slug($wp_page_slug);
-        $page_hook = 'load-' . $wp_page_slug;
-        // hook into page load hook so all page specific stuff get's loaded.
-        if (! empty($wp_page_slug)) {
-            add_action($page_hook, array($this->_loaded_page_object, 'load_page_dependencies'));
-        }
-    }
-
-
-    /**
-     * This executes the initial page loads for EE_Admin pages to take care of any ajax or other code needing to run
-     * before the load-page... hook. Note, the page loads are happening around the wp_init hook.
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function do_initial_loads()
-    {
-        // no loading or initializing if menu map is setup incorrectly.
-        if (empty($this->_menu_map) || is_array($this->_menu_map)) {
-            return;
-        }
-        $this->_initialize_admin_page();
-    }
-
-
-    /**
-     * all we're doing here is setting the $_file_name property for later use.
-     *
-     * @access private
-     * @return void
-     */
-    private function _set_file_and_folder_name()
-    {
-        $bt = debug_backtrace();
-        // for more reliable determination of folder name
-        // we're using this to get the actual folder name of the CALLING class (i.e. the child class that extends this).  Why?  Because $this->menu_slug may be different than the folder name (to avoid conflicts with other plugins)
-        $class = get_class($this);
-        foreach ($bt as $index => $values) {
-            if (isset($values['class']) && $values['class'] === $class) {
-                $file_index = $index - 1;
-                $this->_folder_name = basename(dirname($bt[ $file_index ]['file']));
-                if (! empty($this->_folder_name)) {
-                    break;
-                }
-            }
-        }
-        $this->_folder_path = EE_ADMIN_PAGES . $this->_folder_name . '/';
-        $this->_file_name = preg_replace('/^ee/', 'EE', $this->_folder_name);
-        $this->_file_name = ucwords(str_replace('_', ' ', $this->_file_name));
-        $this->_file_name = str_replace(' ', '_', $this->_file_name);
-    }
-
-
-    /**
-     * This automatically checks if we have a hook class in the loaded child directory.  If we DO then we will register
-     * it with the appropriate pages.  That way all we have to do is make sure the file is named correctly and
-     * "dropped" in. Example: if we wanted to set this up for Messages hooking into Events then we would do:
-     * events_Messages_Hooks.class.php
-     *
-     * @param bool $extend This indicates whether we're checking the extend directory for any register_hooks
-     *                     files/classes
-     * @return array
-     */
-    public function register_hooks($extend = false)
-    {
-
-        // get a list of files in the directory that have the "Hook" in their name an
-        // if this is an extended check (i.e. caf is active) then we will scan the caffeinated/extend directory first and any hook files that are found will be have their reference added to the $_files_hook array property.  Then, we make sure that when we loop through the core decaf directories to find hook files that we skip over any hooks files that have already been set by caf.
-        if ($extend) {
-            $hook_files_glob_path = apply_filters(
-                'FHEE__EE_Admin_Page_Init__register_hooks__hook_files_glob_path__extend',
-                EE_CORE_CAF_ADMIN_EXTEND
-                . $this->_folder_name
-                . '/*'
-                . $this->_file_name
-                . '_Hooks_Extend.class.php'
-            );
-            $this->_hook_paths = $this->_register_hook_files($hook_files_glob_path, $extend);
-        }
-        // loop through decaf folders
-        $hook_files_glob_path = apply_filters(
-            'FHEE__EE_Admin_Page_Init__register_hooks__hook_files_glob_path',
-            $this->_folder_path . '*' . $this->_file_name . '_Hooks.class.php'
-        );
-        $this->_hook_paths = array_merge(
-            $this->_register_hook_files($hook_files_glob_path),
-            $this->_hook_paths
-        );  // making sure any extended hook paths are later in the array than the core hook paths!
-        return $this->_hook_paths;
-    }
-
-
-    protected function _register_hook_files($hook_files_glob_path, $extend = false)
-    {
-        $hook_paths = array();
-        if ($hook_files = glob($hook_files_glob_path)) {
-            if (empty($hook_files)) {
-                return array();
-            }
-            foreach ($hook_files as $file) {
-                // lets get the linked admin.
-                $hook_file = $extend ? str_replace(EE_CORE_CAF_ADMIN_EXTEND . $this->_folder_name . '/', '', $file)
-                    : str_replace($this->_folder_path, '', $file);
-                $replace = $extend
-                    ? '_' . $this->_file_name . '_Hooks_Extend.class.php'
-                    : '_'
-                      . $this->_file_name
-                      . '_Hooks.class.php';
-                $rel_admin = str_replace($replace, '', $hook_file);
-                $rel_admin = strtolower($rel_admin);
-                $hook_paths[] = $file;
-                // make sure we haven't already got a hook setup for this page path
-                if (in_array($rel_admin, $this->_files_hooked, true)) {
-                    continue;
-                }
-                $this->hook_file = $hook_file;
-                $rel_admin_hook = 'FHEE_do_other_page_hooks_' . $rel_admin;
-                add_filter($rel_admin_hook, array($this, 'load_admin_hook'));
-                $this->_files_hooked[] = $rel_admin;
-            }
-        }
-        return $hook_paths;
-    }
-
-
-    public function load_admin_hook($registered_pages)
-    {
-        $this->hook_file;
-        $hook_file = (array) $this->hook_file;
-        return array_merge($hook_file, $registered_pages);
-    }
-
-
-    /**
-     * _initialize_admin_page
-     *
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @see  initialize_admin_page() for info
-     */
-    protected function _initialize_admin_page()
-    {
-        // just check we're on right page and if not get out
-        if ((! isset($_REQUEST['page']) || $_REQUEST['page'] !== $this->_menu_map->menu_slug) && $this->_routing) {
-            return;
-        }
-        $this->_load_page = true;
-
-        // we don't need to do a page_request check here because it's only called via WP menu system.
-        $admin_page = $this->_file_name . '_Admin_Page';
-        $hook_suffix = $this->_menu_map->menu_slug . '_' . $admin_page;
-        $admin_page = apply_filters(
-            "FHEE__EE_Admin_Page_Init___initialize_admin_page__admin_page__{$hook_suffix}",
-            $admin_page
-        );
-        // define requested admin page class name then load the file and instantiate
-        $path_to_file = str_replace(array('\\', '/'), '/', $this->_folder_path . $admin_page . '.core.php');
-        $path_to_file = apply_filters(
-            "FHEE__EE_Admin_Page_Init___initialize_admin_page__path_to_file__{$hook_suffix}",
-            $path_to_file
-        );
-        // so if the file would be in EE_ADMIN/attendees/Attendee_Admin_Page.core.php,
-        // the filter would be FHEE__EE_Admin_Page_Init___initialize_admin_page__path_to_file__attendees_Attendee_Admin_Page
-        if (is_readable($path_to_file)) {
-            // This is a place where EE plugins can hook in to make sure their own files are required in the appropriate place
-            do_action('AHEE__EE_Admin_Page___initialize_admin_page__before_initialization');
-            do_action(
-                'AHEE__EE_Admin_Page___initialize_admin_page__before_initialization_' . $this->_menu_map->menu_slug
-            );
-            require_once($path_to_file);
-            $this->_loaded_page_object = $this->loader->getShared($admin_page, [$this->_routing]);
-            $this->_loaded_page_object->initializePage();
-        }
-        do_action('AHEE__EE_Admin_Page___initialize_admin_page__after_initialization');
-        do_action('AHEE__EE_Admin_Page___initialize_admin_page__after_initialization_' . $this->_menu_map->menu_slug);
-    }
-
-
-    public function get_admin_page_name()
-    {
-        return $this->_file_name . '_Admin_Page';
-    }
-
-
-    /**
-     * @return mixed
-     */
-    public function loaded_page_object()
-    {
-        return $this->_loaded_page_object;
-    }
-
-
-    // public function set_autoloaders($className)
-    // {
-    //     $dir_ref = array(
-    //         $this->_folder_path => array('core', 'class'),
-    //     );
-    //     EEH_Autoloader::try_autoload($dir_ref, $className);
-    // }
-    /**
-     * _check_user_access
-     * verifies user access for this admin page.  If no user access is available then let's gracefully exit with a
-     * WordPress die message.
-     *
-     * @return bool true if pass (or admin) wp_die if fail
-     */
-    private function _check_user_access()
-    {
-        if (
-            ! EE_Registry::instance()->CAP->current_user_can(
-                $this->_menu_map->capability,
-                $this->_menu_map->menu_slug
-            )
-        ) {
-            wp_die(__('You don\'t have access to this page.', 'event_espresso'), '', array('back_link' => true));
-        }
-        return true;
-    }
+	/**
+	 * @var LoaderInterface $loader
+	 */
+	protected $loader;
+
+	// identity properties (set in _set_defaults and _set_init_properties)
+	public $label;
+
+	/**
+	 * Menu map has a capability.  However, this allows admin pages to have separate capability requirements for menus
+	 * and accessing pages.  If capability is NOT set, then it defaults to the menu_map capability.
+	 *
+	 * @var string
+	 */
+	public $capability;
+
+
+	/**
+	 * This holds the menu map object for this admin page.
+	 *
+	 * @var EE_Admin_Page_Menu_Map
+	 */
+	protected $_menu_map;
+
+	/**
+	 * deprecated
+	 */
+	public $menu_label;
+	public $menu_slug;
+
+
+	// set in _set_defaults
+	protected $_folder_name;
+	protected $_folder_path;
+	protected $_file_name;
+	public $hook_file;
+	protected $_wp_page_slug;
+	protected $_routing;
+
+
+	/**
+	 * This holds the page object.
+	 *
+	 * @var EE_Admin_Page
+	 */
+	protected $_loaded_page_object;
+
+
+	// for caf
+	protected $_files_hooked;
+	protected $_hook_paths;
+
+	// load_page?
+	private $_load_page;
+
+
+	/**
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function __construct()
+	{
+		$this->loader = LoaderFactory::getLoader();
+		// set global defaults
+		$this->_set_defaults();
+		// set properties that are always available with objects.
+		$this->_set_init_properties();
+		// global styles/scripts across all wp admin pages
+		add_action('admin_enqueue_scripts', array($this, 'load_wp_global_scripts_styles'), 5);
+		// load initial stuff.
+		$this->_set_file_and_folder_name();
+		$this->_set_menu_map();
+		if (empty($this->_menu_map) || is_array($this->_menu_map)) {
+			EE_Error::doing_it_wrong(
+				get_class($this) . '::$_menu_map',
+				sprintf(
+					__(
+						'The EE4 addon with the class %s is setting up the _menu_map property incorrectly for this version of EE core.  Please see Admin_Page_Init class examples in core for the new way of setting this property up.',
+						'event_espresso'
+					),
+					get_class($this)
+				),
+				'4.4.0'
+			);
+			return;
+		}
+		// set default capability
+		$this->_set_capability();
+	}
+
+
+	/**
+	 * _set_init_properties
+	 * Child classes use to set the following properties:
+	 * $label
+	 *
+	 * @abstract
+	 * @access protected
+	 * @return void
+	 */
+	abstract protected function _set_init_properties();
+
+
+	/**
+	 * _set_menu_map is a function that child classes use to set the menu_map property (which should be an instance of
+	 * EE_Admin_Page_Menu_Map.  Their menu can either be EE_Admin_Page_Main_Menu or EE_Admin_Page_Sub_Menu.
+	 *
+	 * @since 4.4.0
+	 * @ return void.
+	 */
+	protected function _set_menu_map()
+	{
+		return array();
+	}
+
+
+	/**
+	 * returns the menu map for this admin page
+	 *
+	 * @since 4.4.0
+	 * @return EE_Admin_Page_Menu_Map
+	 */
+	public function get_menu_map()
+	{
+		return $this->_menu_map;
+	}
+
+
+	/**
+	 * This loads scripts and styles for the EE_Admin system
+	 * that must be available on ALL WP admin pages (i.e. EE_menu items)
+	 *
+	 * @return void
+	 */
+	public function load_wp_global_scripts_styles()
+	{
+		wp_register_style(
+			'espresso_menu',
+			EE_ADMIN_URL . 'assets/admin-menu-styles.css',
+			array('dashicons'),
+			EVENT_ESPRESSO_VERSION
+		);
+		wp_enqueue_style('espresso_menu');
+	}
+
+
+	/**
+	 * this sets default properties (might be overridden in _set_init_properties);
+	 *
+	 * @access private
+	 * @return  void
+	 */
+	private function _set_defaults()
+	{
+		$this->_file_name = $this->_folder_name = $this->_wp_page_slug = $this->capability = null;
+		$this->_routing = true;
+		$this->_load_page = false;
+		$this->_files_hooked = $this->_hook_paths = array();
+		// menu_map
+		$this->_menu_map = $this->get_menu_map();
+	}
+
+
+	protected function _set_capability()
+	{
+		$capability = empty($this->capability) ? $this->_menu_map->capability : $this->capability;
+		$this->capability = apply_filters('FHEE_' . $this->_menu_map->menu_slug . '_capability', $capability);
+	}
+
+
+	/**
+	 * initialize_admin_page
+	 * This method is what executes the loading of the specific page class for the given dir_name as called by the
+	 * EE_Admin_Init class.
+	 *
+	 * @access  public
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @uses    _initialize_admin_page()
+	 */
+	public function initialize_admin_page()
+	{
+		// let's check user access first
+		$this->_check_user_access();
+		if (! is_object($this->_loaded_page_object)) {
+			return;
+		}
+		$this->_loaded_page_object->route_admin_request();
+	}
+
+
+	/**
+	 * @param string $wp_page_slug
+	 * @throws EE_Error
+	 * @since $VID:$
+	 */
+	public function set_page_dependencies($wp_page_slug)
+	{
+		if (! $this->_load_page) {
+			return;
+		}
+		if (! is_object($this->_loaded_page_object)) {
+			$msg[] = __(
+				'We can\'t load the page because we\'re missing a valid page object that tells us what to load',
+				'event_espresso'
+			);
+			$msg[] = $msg[0] . "\r\n"
+					 . sprintf(
+						 __(
+							 'The custom slug you have set for this page is %s. This means we\'re looking for the class %s_Admin_Page (found in %s_Admin_Page.core.php) within your %s directory',
+							 'event_espresso'
+						 ),
+						 $this->_file_name,
+						 $this->_file_name,
+						 $this->_folder_path . $this->_file_name,
+						 $this->_menu_map->menu_slug
+					 );
+			throw new EE_Error(implode('||', $msg));
+		}
+		$this->_loaded_page_object->set_wp_page_slug($wp_page_slug);
+		$page_hook = 'load-' . $wp_page_slug;
+		// hook into page load hook so all page specific stuff get's loaded.
+		if (! empty($wp_page_slug)) {
+			add_action($page_hook, array($this->_loaded_page_object, 'load_page_dependencies'));
+		}
+	}
+
+
+	/**
+	 * This executes the initial page loads for EE_Admin pages to take care of any ajax or other code needing to run
+	 * before the load-page... hook. Note, the page loads are happening around the wp_init hook.
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function do_initial_loads()
+	{
+		// no loading or initializing if menu map is setup incorrectly.
+		if (empty($this->_menu_map) || is_array($this->_menu_map)) {
+			return;
+		}
+		$this->_initialize_admin_page();
+	}
+
+
+	/**
+	 * all we're doing here is setting the $_file_name property for later use.
+	 *
+	 * @access private
+	 * @return void
+	 */
+	private function _set_file_and_folder_name()
+	{
+		$bt = debug_backtrace();
+		// for more reliable determination of folder name
+		// we're using this to get the actual folder name of the CALLING class (i.e. the child class that extends this).  Why?  Because $this->menu_slug may be different than the folder name (to avoid conflicts with other plugins)
+		$class = get_class($this);
+		foreach ($bt as $index => $values) {
+			if (isset($values['class']) && $values['class'] === $class) {
+				$file_index = $index - 1;
+				$this->_folder_name = basename(dirname($bt[ $file_index ]['file']));
+				if (! empty($this->_folder_name)) {
+					break;
+				}
+			}
+		}
+		$this->_folder_path = EE_ADMIN_PAGES . $this->_folder_name . '/';
+		$this->_file_name = preg_replace('/^ee/', 'EE', $this->_folder_name);
+		$this->_file_name = ucwords(str_replace('_', ' ', $this->_file_name));
+		$this->_file_name = str_replace(' ', '_', $this->_file_name);
+	}
+
+
+	/**
+	 * This automatically checks if we have a hook class in the loaded child directory.  If we DO then we will register
+	 * it with the appropriate pages.  That way all we have to do is make sure the file is named correctly and
+	 * "dropped" in. Example: if we wanted to set this up for Messages hooking into Events then we would do:
+	 * events_Messages_Hooks.class.php
+	 *
+	 * @param bool $extend This indicates whether we're checking the extend directory for any register_hooks
+	 *                     files/classes
+	 * @return array
+	 */
+	public function register_hooks($extend = false)
+	{
+
+		// get a list of files in the directory that have the "Hook" in their name an
+		// if this is an extended check (i.e. caf is active) then we will scan the caffeinated/extend directory first and any hook files that are found will be have their reference added to the $_files_hook array property.  Then, we make sure that when we loop through the core decaf directories to find hook files that we skip over any hooks files that have already been set by caf.
+		if ($extend) {
+			$hook_files_glob_path = apply_filters(
+				'FHEE__EE_Admin_Page_Init__register_hooks__hook_files_glob_path__extend',
+				EE_CORE_CAF_ADMIN_EXTEND
+				. $this->_folder_name
+				. '/*'
+				. $this->_file_name
+				. '_Hooks_Extend.class.php'
+			);
+			$this->_hook_paths = $this->_register_hook_files($hook_files_glob_path, $extend);
+		}
+		// loop through decaf folders
+		$hook_files_glob_path = apply_filters(
+			'FHEE__EE_Admin_Page_Init__register_hooks__hook_files_glob_path',
+			$this->_folder_path . '*' . $this->_file_name . '_Hooks.class.php'
+		);
+		$this->_hook_paths = array_merge(
+			$this->_register_hook_files($hook_files_glob_path),
+			$this->_hook_paths
+		);  // making sure any extended hook paths are later in the array than the core hook paths!
+		return $this->_hook_paths;
+	}
+
+
+	protected function _register_hook_files($hook_files_glob_path, $extend = false)
+	{
+		$hook_paths = array();
+		if ($hook_files = glob($hook_files_glob_path)) {
+			if (empty($hook_files)) {
+				return array();
+			}
+			foreach ($hook_files as $file) {
+				// lets get the linked admin.
+				$hook_file = $extend ? str_replace(EE_CORE_CAF_ADMIN_EXTEND . $this->_folder_name . '/', '', $file)
+					: str_replace($this->_folder_path, '', $file);
+				$replace = $extend
+					? '_' . $this->_file_name . '_Hooks_Extend.class.php'
+					: '_'
+					  . $this->_file_name
+					  . '_Hooks.class.php';
+				$rel_admin = str_replace($replace, '', $hook_file);
+				$rel_admin = strtolower($rel_admin);
+				$hook_paths[] = $file;
+				// make sure we haven't already got a hook setup for this page path
+				if (in_array($rel_admin, $this->_files_hooked, true)) {
+					continue;
+				}
+				$this->hook_file = $hook_file;
+				$rel_admin_hook = 'FHEE_do_other_page_hooks_' . $rel_admin;
+				add_filter($rel_admin_hook, array($this, 'load_admin_hook'));
+				$this->_files_hooked[] = $rel_admin;
+			}
+		}
+		return $hook_paths;
+	}
+
+
+	public function load_admin_hook($registered_pages)
+	{
+		$this->hook_file;
+		$hook_file = (array) $this->hook_file;
+		return array_merge($hook_file, $registered_pages);
+	}
+
+
+	/**
+	 * _initialize_admin_page
+	 *
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @see  initialize_admin_page() for info
+	 */
+	protected function _initialize_admin_page()
+	{
+		// just check we're on right page and if not get out
+		if ((! isset($_REQUEST['page']) || $_REQUEST['page'] !== $this->_menu_map->menu_slug) && $this->_routing) {
+			return;
+		}
+		$this->_load_page = true;
+
+		// we don't need to do a page_request check here because it's only called via WP menu system.
+		$admin_page = $this->_file_name . '_Admin_Page';
+		$hook_suffix = $this->_menu_map->menu_slug . '_' . $admin_page;
+		$admin_page = apply_filters(
+			"FHEE__EE_Admin_Page_Init___initialize_admin_page__admin_page__{$hook_suffix}",
+			$admin_page
+		);
+		// define requested admin page class name then load the file and instantiate
+		$path_to_file = str_replace(array('\\', '/'), '/', $this->_folder_path . $admin_page . '.core.php');
+		$path_to_file = apply_filters(
+			"FHEE__EE_Admin_Page_Init___initialize_admin_page__path_to_file__{$hook_suffix}",
+			$path_to_file
+		);
+		// so if the file would be in EE_ADMIN/attendees/Attendee_Admin_Page.core.php,
+		// the filter would be FHEE__EE_Admin_Page_Init___initialize_admin_page__path_to_file__attendees_Attendee_Admin_Page
+		if (is_readable($path_to_file)) {
+			// This is a place where EE plugins can hook in to make sure their own files are required in the appropriate place
+			do_action('AHEE__EE_Admin_Page___initialize_admin_page__before_initialization');
+			do_action(
+				'AHEE__EE_Admin_Page___initialize_admin_page__before_initialization_' . $this->_menu_map->menu_slug
+			);
+			require_once($path_to_file);
+			$this->_loaded_page_object = $this->loader->getShared($admin_page, [$this->_routing]);
+			$this->_loaded_page_object->initializePage();
+		}
+		do_action('AHEE__EE_Admin_Page___initialize_admin_page__after_initialization');
+		do_action('AHEE__EE_Admin_Page___initialize_admin_page__after_initialization_' . $this->_menu_map->menu_slug);
+	}
+
+
+	public function get_admin_page_name()
+	{
+		return $this->_file_name . '_Admin_Page';
+	}
+
+
+	/**
+	 * @return mixed
+	 */
+	public function loaded_page_object()
+	{
+		return $this->_loaded_page_object;
+	}
+
+
+	// public function set_autoloaders($className)
+	// {
+	//     $dir_ref = array(
+	//         $this->_folder_path => array('core', 'class'),
+	//     );
+	//     EEH_Autoloader::try_autoload($dir_ref, $className);
+	// }
+	/**
+	 * _check_user_access
+	 * verifies user access for this admin page.  If no user access is available then let's gracefully exit with a
+	 * WordPress die message.
+	 *
+	 * @return bool true if pass (or admin) wp_die if fail
+	 */
+	private function _check_user_access()
+	{
+		if (
+			! EE_Registry::instance()->CAP->current_user_can(
+				$this->_menu_map->capability,
+				$this->_menu_map->menu_slug
+			)
+		) {
+			wp_die(__('You don\'t have access to this page.', 'event_espresso'), '', array('back_link' => true));
+		}
+		return true;
+	}
 }

Spacing +25 added lines, -25 removed lines

@@ -92,7 +92,7 @@ 
         $this->_set_menu_map();
         if (empty($this->_menu_map) || is_array($this->_menu_map)) {
             EE_Error::doing_it_wrong(
-                get_class($this) . '::$_menu_map',
+                get_class($this).'::$_menu_map',
                 sprintf(
                     __(
                         'The EE4 addon with the class %s is setting up the _menu_map property incorrectly for this version of EE core.  Please see Admin_Page_Init class examples in core for the new way of setting this property up.',
@@ -156,7 +156,7 @@ 
     {
         wp_register_style(
             'espresso_menu',
-            EE_ADMIN_URL . 'assets/admin-menu-styles.css',
+            EE_ADMIN_URL.'assets/admin-menu-styles.css',
             array('dashicons'),
             EVENT_ESPRESSO_VERSION
         );
@@ -184,7 +184,7 @@ 
     protected function _set_capability()
     {
         $capability = empty($this->capability) ? $this->_menu_map->capability : $this->capability;
-        $this->capability = apply_filters('FHEE_' . $this->_menu_map->menu_slug . '_capability', $capability);
+        $this->capability = apply_filters('FHEE_'.$this->_menu_map->menu_slug.'_capability', $capability);
     }
 
 
@@ -206,7 +206,7 @@ 
     {
         // let's check user access first
         $this->_check_user_access();
-        if (! is_object($this->_loaded_page_object)) {
+        if ( ! is_object($this->_loaded_page_object)) {
             return;
         }
         $this->_loaded_page_object->route_admin_request();
@@ -220,15 +220,15 @@ 
      */
     public function set_page_dependencies($wp_page_slug)
     {
-        if (! $this->_load_page) {
+        if ( ! $this->_load_page) {
             return;
         }
-        if (! is_object($this->_loaded_page_object)) {
+        if ( ! is_object($this->_loaded_page_object)) {
             $msg[] = __(
                 'We can\'t load the page because we\'re missing a valid page object that tells us what to load',
                 'event_espresso'
             );
-            $msg[] = $msg[0] . "\r\n"
+            $msg[] = $msg[0]."\r\n"
                      . sprintf(
                          __(
                              'The custom slug you have set for this page is %s. This means we\'re looking for the class %s_Admin_Page (found in %s_Admin_Page.core.php) within your %s directory',
@@ -236,15 +236,15 @@ 
                          ),
                          $this->_file_name,
                          $this->_file_name,
-                         $this->_folder_path . $this->_file_name,
+                         $this->_folder_path.$this->_file_name,
                          $this->_menu_map->menu_slug
                      );
             throw new EE_Error(implode('||', $msg));
         }
         $this->_loaded_page_object->set_wp_page_slug($wp_page_slug);
-        $page_hook = 'load-' . $wp_page_slug;
+        $page_hook = 'load-'.$wp_page_slug;
         // hook into page load hook so all page specific stuff get's loaded.
-        if (! empty($wp_page_slug)) {
+        if ( ! empty($wp_page_slug)) {
             add_action($page_hook, array($this->_loaded_page_object, 'load_page_dependencies'));
         }
     }
@@ -286,13 +286,13 @@ 
         foreach ($bt as $index => $values) {
             if (isset($values['class']) && $values['class'] === $class) {
                 $file_index = $index - 1;
-                $this->_folder_name = basename(dirname($bt[ $file_index ]['file']));
-                if (! empty($this->_folder_name)) {
+                $this->_folder_name = basename(dirname($bt[$file_index]['file']));
+                if ( ! empty($this->_folder_name)) {
                     break;
                 }
             }
         }
-        $this->_folder_path = EE_ADMIN_PAGES . $this->_folder_name . '/';
+        $this->_folder_path = EE_ADMIN_PAGES.$this->_folder_name.'/';
         $this->_file_name = preg_replace('/^ee/', 'EE', $this->_folder_name);
         $this->_file_name = ucwords(str_replace('_', ' ', $this->_file_name));
         $this->_file_name = str_replace(' ', '_', $this->_file_name);
@@ -328,12 +328,12 @@ 
         // loop through decaf folders
         $hook_files_glob_path = apply_filters(
             'FHEE__EE_Admin_Page_Init__register_hooks__hook_files_glob_path',
-            $this->_folder_path . '*' . $this->_file_name . '_Hooks.class.php'
+            $this->_folder_path.'*'.$this->_file_name.'_Hooks.class.php'
         );
         $this->_hook_paths = array_merge(
             $this->_register_hook_files($hook_files_glob_path),
             $this->_hook_paths
-        );  // making sure any extended hook paths are later in the array than the core hook paths!
+        ); // making sure any extended hook paths are later in the array than the core hook paths!
         return $this->_hook_paths;
     }
 
@@ -347,10 +347,10 @@ 
             }
             foreach ($hook_files as $file) {
                 // lets get the linked admin.
-                $hook_file = $extend ? str_replace(EE_CORE_CAF_ADMIN_EXTEND . $this->_folder_name . '/', '', $file)
+                $hook_file = $extend ? str_replace(EE_CORE_CAF_ADMIN_EXTEND.$this->_folder_name.'/', '', $file)
                     : str_replace($this->_folder_path, '', $file);
                 $replace = $extend
-                    ? '_' . $this->_file_name . '_Hooks_Extend.class.php'
+                    ? '_'.$this->_file_name.'_Hooks_Extend.class.php'
                     : '_'
                       . $this->_file_name
                       . '_Hooks.class.php';
@@ -362,7 +362,7 @@ 
                     continue;
                 }
                 $this->hook_file = $hook_file;
-                $rel_admin_hook = 'FHEE_do_other_page_hooks_' . $rel_admin;
+                $rel_admin_hook = 'FHEE_do_other_page_hooks_'.$rel_admin;
                 add_filter($rel_admin_hook, array($this, 'load_admin_hook'));
                 $this->_files_hooked[] = $rel_admin;
             }
@@ -392,20 +392,20 @@ 
     protected function _initialize_admin_page()
     {
         // just check we're on right page and if not get out
-        if ((! isset($_REQUEST['page']) || $_REQUEST['page'] !== $this->_menu_map->menu_slug) && $this->_routing) {
+        if (( ! isset($_REQUEST['page']) || $_REQUEST['page'] !== $this->_menu_map->menu_slug) && $this->_routing) {
             return;
         }
         $this->_load_page = true;
 
         // we don't need to do a page_request check here because it's only called via WP menu system.
-        $admin_page = $this->_file_name . '_Admin_Page';
-        $hook_suffix = $this->_menu_map->menu_slug . '_' . $admin_page;
+        $admin_page = $this->_file_name.'_Admin_Page';
+        $hook_suffix = $this->_menu_map->menu_slug.'_'.$admin_page;
         $admin_page = apply_filters(
             "FHEE__EE_Admin_Page_Init___initialize_admin_page__admin_page__{$hook_suffix}",
             $admin_page
         );
         // define requested admin page class name then load the file and instantiate
-        $path_to_file = str_replace(array('\\', '/'), '/', $this->_folder_path . $admin_page . '.core.php');
+        $path_to_file = str_replace(array('\\', '/'), '/', $this->_folder_path.$admin_page.'.core.php');
         $path_to_file = apply_filters(
             "FHEE__EE_Admin_Page_Init___initialize_admin_page__path_to_file__{$hook_suffix}",
             $path_to_file
@@ -416,20 +416,20 @@ 
             // This is a place where EE plugins can hook in to make sure their own files are required in the appropriate place
             do_action('AHEE__EE_Admin_Page___initialize_admin_page__before_initialization');
             do_action(
-                'AHEE__EE_Admin_Page___initialize_admin_page__before_initialization_' . $this->_menu_map->menu_slug
+                'AHEE__EE_Admin_Page___initialize_admin_page__before_initialization_'.$this->_menu_map->menu_slug
             );
             require_once($path_to_file);
             $this->_loaded_page_object = $this->loader->getShared($admin_page, [$this->_routing]);
             $this->_loaded_page_object->initializePage();
         }
         do_action('AHEE__EE_Admin_Page___initialize_admin_page__after_initialization');
-        do_action('AHEE__EE_Admin_Page___initialize_admin_page__after_initialization_' . $this->_menu_map->menu_slug);
+        do_action('AHEE__EE_Admin_Page___initialize_admin_page__after_initialization_'.$this->_menu_map->menu_slug);
     }
 
 
     public function get_admin_page_name()
     {
-        return $this->_file_name . '_Admin_Page';
+        return $this->_file_name.'_Admin_Page';
     }
 
 

core/db_models/EEM_Event.model.php

Indentation +920 added lines, -920 removed lines

@@ -14,924 +14,924 @@
 class EEM_Event extends EEM_CPT_Base
 {
 
-    /**
-     * constant used by status(), indicating that no more tickets can be purchased for any of the datetimes for the
-     * event
-     */
-    const sold_out = 'sold_out';
-
-    /**
-     * constant used by status(), indicating that upcoming event dates have been postponed (may be pushed to a later
-     * date)
-     */
-    const postponed = 'postponed';
-
-    /**
-     * constant used by status(), indicating that the event will no longer occur
-     */
-    const cancelled = 'cancelled';
-
-
-    /**
-     * @var string
-     */
-    protected static $_default_reg_status;
-
-
-    /**
-     * This is the default for the additional limit field.
-     * @var int
-     */
-    protected static $_default_additional_limit = 10;
-
-
-    /**
-     * private instance of the Event object
-     *
-     * @var EEM_Event
-     */
-    protected static $_instance;
-
-
-    /**
-     * Adds a relationship to Term_Taxonomy for each CPT_Base
-     *
-     * @param string $timezone
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    protected function __construct($timezone = null)
-    {
-        EE_Registry::instance()->load_model('Registration');
-        $this->singular_item = esc_html__('Event', 'event_espresso');
-        $this->plural_item = esc_html__('Events', 'event_espresso');
-        // to remove Cancelled events from the frontend, copy the following filter to your functions.php file
-        // add_filter( 'AFEE__EEM_Event__construct___custom_stati__cancelled__Public', '__return_false' );
-        // to remove Postponed events from the frontend, copy the following filter to your functions.php file
-        // add_filter( 'AFEE__EEM_Event__construct___custom_stati__postponed__Public', '__return_false' );
-        // to remove Sold Out events from the frontend, copy the following filter to your functions.php file
-        //  add_filter( 'AFEE__EEM_Event__construct___custom_stati__sold_out__Public', '__return_false' );
-        $this->_custom_stati = apply_filters(
-            'AFEE__EEM_Event__construct___custom_stati',
-            array(
-                EEM_Event::cancelled => array(
-                    'label'  => esc_html__('Cancelled', 'event_espresso'),
-                    'public' => apply_filters('AFEE__EEM_Event__construct___custom_stati__cancelled__Public', true),
-                ),
-                EEM_Event::postponed => array(
-                    'label'  => esc_html__('Postponed', 'event_espresso'),
-                    'public' => apply_filters('AFEE__EEM_Event__construct___custom_stati__postponed__Public', true),
-                ),
-                EEM_Event::sold_out  => array(
-                    'label'  => esc_html__('Sold Out', 'event_espresso'),
-                    'public' => apply_filters('AFEE__EEM_Event__construct___custom_stati__sold_out__Public', true),
-                ),
-            )
-        );
-        self::$_default_reg_status = empty(self::$_default_reg_status) ? EEM_Registration::status_id_pending_payment
-            : self::$_default_reg_status;
-        $this->_tables = array(
-            'Event_CPT'  => new EE_Primary_Table('posts', 'ID'),
-            'Event_Meta' => new EE_Secondary_Table('esp_event_meta', 'EVTM_ID', 'EVT_ID'),
-        );
-        $this->_fields = array(
-            'Event_CPT'  => array(
-                'EVT_ID'         => new EE_Primary_Key_Int_Field(
-                    'ID',
-                    esc_html__('Post ID for Event', 'event_espresso')
-                ),
-                'EVT_name'       => new EE_Plain_Text_Field(
-                    'post_title',
-                    esc_html__('Event Name', 'event_espresso'),
-                    false,
-                    ''
-                ),
-                'EVT_desc'       => new EE_Post_Content_Field(
-                    'post_content',
-                    esc_html__('Event Description', 'event_espresso'),
-                    false,
-                    ''
-                ),
-                'EVT_slug'       => new EE_Slug_Field(
-                    'post_name',
-                    esc_html__('Event Slug', 'event_espresso'),
-                    false,
-                    ''
-                ),
-                'EVT_created'    => new EE_Datetime_Field(
-                    'post_date',
-                    esc_html__('Date/Time Event Created', 'event_espresso'),
-                    false,
-                    EE_Datetime_Field::now
-                ),
-                'EVT_short_desc' => new EE_Simple_HTML_Field(
-                    'post_excerpt',
-                    esc_html__('Event Short Description', 'event_espresso'),
-                    false,
-                    ''
-                ),
-                'EVT_modified'   => new EE_Datetime_Field(
-                    'post_modified',
-                    esc_html__('Date/Time Event Modified', 'event_espresso'),
-                    false,
-                    EE_Datetime_Field::now
-                ),
-                'EVT_wp_user'    => new EE_WP_User_Field(
-                    'post_author',
-                    esc_html__('Event Creator ID', 'event_espresso'),
-                    false
-                ),
-                'parent'         => new EE_Integer_Field(
-                    'post_parent',
-                    esc_html__('Event Parent ID', 'event_espresso'),
-                    false,
-                    0
-                ),
-                'EVT_order'      => new EE_Integer_Field(
-                    'menu_order',
-                    esc_html__('Event Menu Order', 'event_espresso'),
-                    false,
-                    1
-                ),
-                'post_type'      => new EE_WP_Post_Type_Field('espresso_events'),
-                // EE_Plain_Text_Field( 'post_type', esc_html__( 'Event Post Type', 'event_espresso' ), FALSE, 'espresso_events' ),
-                'status'         => new EE_WP_Post_Status_Field(
-                    'post_status',
-                    esc_html__('Event Status', 'event_espresso'),
-                    false,
-                    'draft',
-                    $this->_custom_stati
-                ),
-                'password' => new EE_Password_Field(
-                    'post_password',
-                    __('Password', 'event_espresso'),
-                    false,
-                    '',
-                    array(
-                        'EVT_desc',
-                        'EVT_short_desc',
-                        'EVT_display_desc',
-                        'EVT_display_ticket_selector',
-                        'EVT_visible_on',
-                        'EVT_additional_limit',
-                        'EVT_default_registration_status',
-                        'EVT_member_only',
-                        'EVT_phone',
-                        'EVT_allow_overflow',
-                        'EVT_timezone_string',
-                        'EVT_external_URL',
-                        'EVT_donations'
-                    )
-                )
-            ),
-            'Event_Meta' => array(
-                'EVTM_ID'                         => new EE_DB_Only_Float_Field(
-                    'EVTM_ID',
-                    esc_html__('Event Meta Row ID', 'event_espresso'),
-                    false
-                ),
-                'EVT_ID_fk'                       => new EE_DB_Only_Int_Field(
-                    'EVT_ID',
-                    esc_html__('Foreign key to Event ID from Event Meta table', 'event_espresso'),
-                    false
-                ),
-                'EVT_display_desc'                => new EE_Boolean_Field(
-                    'EVT_display_desc',
-                    esc_html__('Display Description Flag', 'event_espresso'),
-                    false,
-                    true
-                ),
-                'EVT_display_ticket_selector'     => new EE_Boolean_Field(
-                    'EVT_display_ticket_selector',
-                    esc_html__('Display Ticket Selector Flag', 'event_espresso'),
-                    false,
-                    true
-                ),
-                'EVT_visible_on'                  => new EE_Datetime_Field(
-                    'EVT_visible_on',
-                    esc_html__('Event Visible Date', 'event_espresso'),
-                    true,
-                    EE_Datetime_Field::now
-                ),
-                'EVT_additional_limit'            => new EE_Integer_Field(
-                    'EVT_additional_limit',
-                    esc_html__('Limit of Additional Registrations on Same Transaction', 'event_espresso'),
-                    true,
-                    self::$_default_additional_limit
-                ),
-                'EVT_default_registration_status' => new EE_Enum_Text_Field(
-                    'EVT_default_registration_status',
-                    esc_html__('Default Registration Status on this Event', 'event_espresso'),
-                    false,
-                    EEM_Event::$_default_reg_status,
-                    EEM_Registration::reg_status_array()
-                ),
-                'EVT_member_only'                 => new EE_Boolean_Field(
-                    'EVT_member_only',
-                    esc_html__('Member-Only Event Flag', 'event_espresso'),
-                    false,
-                    false
-                ),
-                'EVT_phone'                       => new EE_Plain_Text_Field(
-                    'EVT_phone',
-                    esc_html__('Event Phone Number', 'event_espresso'),
-                    false,
-                    ''
-                ),
-                'EVT_allow_overflow'              => new EE_Boolean_Field(
-                    'EVT_allow_overflow',
-                    esc_html__('Allow Overflow on Event', 'event_espresso'),
-                    false,
-                    false
-                ),
-                'EVT_timezone_string'             => new EE_Plain_Text_Field(
-                    'EVT_timezone_string',
-                    esc_html__('Timezone (name) for Event times', 'event_espresso'),
-                    false,
-                    ''
-                ),
-                'EVT_external_URL'                => new EE_Plain_Text_Field(
-                    'EVT_external_URL',
-                    esc_html__('URL of Event Page if hosted elsewhere', 'event_espresso'),
-                    true
-                ),
-                'EVT_donations'                   => new EE_Boolean_Field(
-                    'EVT_donations',
-                    esc_html__('Accept Donations?', 'event_espresso'),
-                    false,
-                    false
-                ),
-                'FSC_UUID'                        => new EE_Foreign_Key_String_Field(
-                    'FSC_UUID',
-                    esc_html__('Registration Form UUID (universally unique identifier)', 'event_espresso'),
-                    true,
-                    null,
-                    'Form_Section',
-                    false
-                ),
-            ),
-        );
-        $this->_model_relations = array(
-            'Attendee'               => new EE_HABTM_Relation('Registration'),
-            'Datetime'               => new EE_Has_Many_Relation(),
-            'Event_Question_Group'   => new EE_Has_Many_Relation(),
-            'Form_Section'           => new EE_Belongs_To_Relation(),
-            'Message_Template_Group' => new EE_HABTM_Relation('Event_Message_Template'),
-            'Question_Group'         => new EE_HABTM_Relation('Event_Question_Group'),
-            'Registration'           => new EE_Has_Many_Relation(),
-            'Term_Relationship'      => new EE_Has_Many_Relation(),
-            'Term_Taxonomy'          => new EE_HABTM_Relation('Term_Relationship'),
-            'Venue'                  => new EE_HABTM_Relation('Event_Venue'),
-            'WP_User'                => new EE_Belongs_To_Relation(),
-        );
-        // this model is generally available for reading
-        $this->_cap_restriction_generators[ EEM_Base::caps_read ] = new EE_Restriction_Generator_Public();
-        $this->model_chain_to_password = '';
-        parent::__construct($timezone);
-    }
-
-
-    /**
-     * @param string $default_reg_status
-     * @throws EE_Error
-     * @throws EE_Error
-     */
-    public static function set_default_reg_status($default_reg_status)
-    {
-        self::$_default_reg_status = $default_reg_status;
-        // if EEM_Event has already been instantiated,
-        // then we need to reset the `EVT_default_reg_status` field to use the new default.
-        if (self::$_instance instanceof EEM_Event) {
-            $default_reg_status = new EE_Enum_Text_Field(
-                'EVT_default_registration_status',
-                esc_html__('Default Registration Status on this Event', 'event_espresso'),
-                false,
-                $default_reg_status,
-                EEM_Registration::reg_status_array()
-            );
-            $default_reg_status->_construct_finalize(
-                'Event_Meta',
-                'EVT_default_registration_status',
-                'EEM_Event'
-            );
-            self::$_instance->_fields['Event_Meta']['EVT_default_registration_status'] = $default_reg_status;
-        }
-    }
-
-
-    /**
-     * Used to override the default for the additional limit field.
-     * @param $additional_limit
-     */
-    public static function set_default_additional_limit($additional_limit)
-    {
-        self::$_default_additional_limit = (int) $additional_limit;
-        if (self::$_instance instanceof EEM_Event) {
-            self::$_instance->_fields['Event_Meta']['EVT_additional_limit'] = new EE_Integer_Field(
-                'EVT_additional_limit',
-                __('Limit of Additional Registrations on Same Transaction', 'event_espresso'),
-                true,
-                self::$_default_additional_limit
-            );
-            self::$_instance->_fields['Event_Meta']['EVT_additional_limit']->_construct_finalize(
-                'Event_Meta',
-                'EVT_additional_limit',
-                'EEM_Event'
-            );
-        }
-    }
-
-
-    /**
-     * Return what is currently set as the default additional limit for the event.
-     * @return int
-     */
-    public static function get_default_additional_limit()
-    {
-        return apply_filters('FHEE__EEM_Event__get_default_additional_limit', self::$_default_additional_limit);
-    }
-
-
-    /**
-     * get_question_groups
-     *
-     * @return array
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function get_all_question_groups()
-    {
-        return EE_Registry::instance()->load_model('Question_Group')->get_all(
-            array(
-                array('QSG_deleted' => false),
-                'order_by' => array('QSG_order' => 'ASC'),
-            )
-        );
-    }
-
-
-    /**
-     * get_question_groups
-     *
-     * @param int $EVT_ID
-     * @return array|bool
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function get_all_event_question_groups($EVT_ID = 0)
-    {
-        if (! isset($EVT_ID) || ! absint($EVT_ID)) {
-            EE_Error::add_error(
-                esc_html__(
-                    'An error occurred. No Event Question Groups could be retrieved because an Event ID was not received.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        return EE_Registry::instance()->load_model('Event_Question_Group')->get_all(
-            array(
-                array('EVT_ID' => $EVT_ID),
-            )
-        );
-    }
-
-
-    /**
-     * get_question_groups
-     *
-     * @param int $EVT_ID
-     * @param boolean $for_primary_attendee
-     * @return array|bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function get_event_question_groups($EVT_ID = 0, $for_primary_attendee = true)
-    {
-        if (! isset($EVT_ID) || ! absint($EVT_ID)) {
-            EE_Error::add_error(
-                esc_html__(
-                    // @codingStandardsIgnoreStart
-                    'An error occurred. No Event Question Groups could be retrieved because an Event ID was not received.',
-                    // @codingStandardsIgnoreEnd
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        $query_params = [
-            [
-                'EVT_ID' => $EVT_ID,
-                EEM_Event_Question_Group::instance()->fieldNameForContext($for_primary_attendee) => true
-            ]
-        ];
-        if ($for_primary_attendee) {
-            $query_params[0]['EQG_primary'] = true;
-        } else {
-            $query_params[0]['EQG_additional'] = true;
-        }
-        return EE_Registry::instance()->load_model('Event_Question_Group')->get_all($query_params);
-    }
-
-
-    /**
-     * get_question_groups
-     *
-     * @param int $EVT_ID
-     * @param EE_Registration $registration
-     * @return array|bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function get_question_groups_for_event($EVT_ID = 0, EE_Registration $registration)
-    {
-        if (! isset($EVT_ID) || ! absint($EVT_ID)) {
-            EE_Error::add_error(
-                esc_html__(
-                    'An error occurred. No Question Groups could be retrieved because an Event ID was not received.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        return EE_Registry::instance()->load_model('Question_Group')->get_all(
-            [
-                [
-                    'Event_Question_Group.EVT_ID'      => $EVT_ID,
-                    'Event_Question_Group.'
-                        . EEM_Event_Question_Group::instance()->fieldNameForContext(
-                            $registration->is_primary_registrant()
-                        ) => true
-                ],
-                'order_by' => ['QSG_order' => 'ASC'],
-            ]
-        );
-    }
-
-
-    /**
-     * get_question_target_db_column
-     *
-     * @param string $QSG_IDs csv list of $QSG IDs
-     * @return array|bool
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function get_questions_in_groups($QSG_IDs = '')
-    {
-        if (empty($QSG_IDs)) {
-            EE_Error::add_error(
-                esc_html__('An error occurred. No Question Group IDs were received.', 'event_espresso'),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        return EE_Registry::instance()->load_model('Question')->get_all(
-            array(
-                array(
-                    'Question_Group.QSG_ID' => array('IN', $QSG_IDs),
-                    'QST_deleted'           => false,
-                    'QST_admin_only'        => is_admin(),
-                ),
-                'order_by' => 'QST_order',
-            )
-        );
-    }
-
-
-    /**
-     * get_options_for_question
-     *
-     * @param string $QST_IDs csv list of $QST IDs
-     * @return array|bool
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function get_options_for_question($QST_IDs)
-    {
-        if (empty($QST_IDs)) {
-            EE_Error::add_error(
-                esc_html__('An error occurred. No Question IDs were received.', 'event_espresso'),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        return EE_Registry::instance()->load_model('Question_Option')->get_all(
-            array(
-                array(
-                    'Question.QST_ID' => array('IN', $QST_IDs),
-                    'QSO_deleted'     => false,
-                ),
-                'order_by' => 'QSO_ID',
-            )
-        );
-    }
-
-
-    /**
-     * Gets all events that are published
-     * and have event start time earlier than now and an event end time later than now
-     *
-     * @param array $query_params  An array of query params to further filter on
-     *                             (note that status and DTT_EVT_start and DTT_EVT_end will be overridden)
-     * @param bool  $count         whether to return the count or not (default FALSE)
-     * @return EE_Event[]|int
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function get_active_events($query_params, $count = false)
-    {
-        if (array_key_exists(0, $query_params)) {
-            $where_params = $query_params[0];
-            unset($query_params[0]);
-        } else {
-            $where_params = array();
-        }
-        // if we have count make sure we don't include group by
-        if ($count && isset($query_params['group_by'])) {
-            unset($query_params['group_by']);
-        }
-        // let's add specific query_params for active_events
-        // keep in mind this will override any sent status in the query AND any date queries.
-        $where_params['status'] = array('IN', array('publish', EEM_Event::sold_out));
-        // if already have where params for DTT_EVT_start or DTT_EVT_end then append these conditions
-        if (isset($where_params['Datetime.DTT_EVT_start'])) {
-            $where_params['Datetime.DTT_EVT_start******'] = array(
-                '<',
-                EEM_Datetime::instance()->current_time_for_query('DTT_EVT_start'),
-            );
-        } else {
-            $where_params['Datetime.DTT_EVT_start'] = array(
-                '<',
-                EEM_Datetime::instance()->current_time_for_query('DTT_EVT_start'),
-            );
-        }
-        if (isset($where_params['Datetime.DTT_EVT_end'])) {
-            $where_params['Datetime.DTT_EVT_end*****'] = array(
-                '>',
-                EEM_Datetime::instance()->current_time_for_query('DTT_EVT_end'),
-            );
-        } else {
-            $where_params['Datetime.DTT_EVT_end'] = array(
-                '>',
-                EEM_Datetime::instance()->current_time_for_query('DTT_EVT_end'),
-            );
-        }
-        $query_params[0] = $where_params;
-        // don't use $query_params with count()
-        // because we don't want to include additional query clauses like "GROUP BY"
-        return $count
-            ? $this->count(array($where_params), 'EVT_ID', true)
-            : $this->get_all($query_params);
-    }
-
-
-    /**
-     * get all events that are published and have an event start time later than now
-     *
-     * @param array $query_params  An array of query params to further filter on
-     *                             (Note that status and DTT_EVT_start will be overridden)
-     * @param bool  $count         whether to return the count or not (default FALSE)
-     * @return EE_Event[]|int
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function get_upcoming_events($query_params, $count = false)
-    {
-        if (array_key_exists(0, $query_params)) {
-            $where_params = $query_params[0];
-            unset($query_params[0]);
-        } else {
-            $where_params = array();
-        }
-        // if we have count make sure we don't include group by
-        if ($count && isset($query_params['group_by'])) {
-            unset($query_params['group_by']);
-        }
-        // let's add specific query_params for active_events
-        // keep in mind this will override any sent status in the query AND any date queries.
-        // we need to pull events with a status of publish and sold_out
-        $event_status = array('publish', EEM_Event::sold_out);
-        // check if the user can read private events and if so add the 'private status to the were params'
-        if (EE_Registry::instance()->CAP->current_user_can('ee_read_private_events', 'get_upcoming_events')) {
-            $event_status[] = 'private';
-        }
-        $where_params['status'] = array('IN', $event_status);
-        // if there are already query_params matching DTT_EVT_start then we need to modify that to add them.
-        if (isset($where_params['Datetime.DTT_EVT_start'])) {
-            $where_params['Datetime.DTT_EVT_start*****'] = array(
-                '>',
-                EEM_Datetime::instance()->current_time_for_query('DTT_EVT_start'),
-            );
-        } else {
-            $where_params['Datetime.DTT_EVT_start'] = array(
-                '>',
-                EEM_Datetime::instance()->current_time_for_query('DTT_EVT_start'),
-            );
-        }
-        $query_params[0] = $where_params;
-        // don't use $query_params with count()
-        // because we don't want to include additional query clauses like "GROUP BY"
-        return $count
-            ? $this->count(array($where_params), 'EVT_ID', true)
-            : $this->get_all($query_params);
-    }
-
-
-    /**
-     * Gets all events that are published
-     * and have an event end time later than now
-     *
-     * @param array $query_params  An array of query params to further filter on
-     *                             (note that status and DTT_EVT_end will be overridden)
-     * @param bool  $count         whether to return the count or not (default FALSE)
-     * @return EE_Event[]|int
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function get_active_and_upcoming_events($query_params, $count = false)
-    {
-        if (array_key_exists(0, $query_params)) {
-            $where_params = $query_params[0];
-            unset($query_params[0]);
-        } else {
-            $where_params = array();
-        }
-        // if we have count make sure we don't include group by
-        if ($count && isset($query_params['group_by'])) {
-            unset($query_params['group_by']);
-        }
-        // let's add specific query_params for active_events
-        // keep in mind this will override any sent status in the query AND any date queries.
-        $where_params['status'] = array('IN', array('publish', EEM_Event::sold_out));
-        // add where params for DTT_EVT_end
-        if (isset($where_params['Datetime.DTT_EVT_end'])) {
-            $where_params['Datetime.DTT_EVT_end*****'] = array(
-                '>',
-                EEM_Datetime::instance()->current_time_for_query('DTT_EVT_end'),
-            );
-        } else {
-            $where_params['Datetime.DTT_EVT_end'] = array(
-                '>',
-                EEM_Datetime::instance()->current_time_for_query('DTT_EVT_end'),
-            );
-        }
-        $query_params[0] = $where_params;
-        // don't use $query_params with count()
-        // because we don't want to include additional query clauses like "GROUP BY"
-        return $count
-            ? $this->count(array($where_params), 'EVT_ID', true)
-            : $this->get_all($query_params);
-    }
-
-
-    /**
-     * This only returns events that are expired.
-     * They may still be published but all their datetimes have expired.
-     *
-     * @param array $query_params  An array of query params to further filter on
-     *                             (note that status and DTT_EVT_end will be overridden)
-     * @param bool  $count         whether to return the count or not (default FALSE)
-     * @return EE_Event[]|int
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function get_expired_events($query_params, $count = false)
-    {
-        $where_params = isset($query_params[0]) ? $query_params[0] : array();
-        // if we have count make sure we don't include group by
-        if ($count && isset($query_params['group_by'])) {
-            unset($query_params['group_by']);
-        }
-        // let's add specific query_params for active_events
-        // keep in mind this will override any sent status in the query AND any date queries.
-        if (isset($where_params['status'])) {
-            unset($where_params['status']);
-        }
-        $exclude_query = $query_params;
-        if (isset($exclude_query[0])) {
-            unset($exclude_query[0]);
-        }
-        $exclude_query[0] = array(
-            'Datetime.DTT_EVT_end' => array(
-                '>',
-                EEM_Datetime::instance()->current_time_for_query('DTT_EVT_end'),
-            ),
-        );
-        // first get all events that have datetimes where its not expired.
-        $event_ids = $this->_get_all_wpdb_results($exclude_query, OBJECT_K, 'Event_CPT.ID');
-        $event_ids = array_keys($event_ids);
-        // if we have any additional query_params, let's add them to the 'AND' condition
-        $and_condition = array(
-            'Datetime.DTT_EVT_end' => array('<', EEM_Datetime::instance()->current_time_for_query('DTT_EVT_end')),
-            'EVT_ID'               => array('NOT IN', $event_ids),
-        );
-        if (isset($where_params['OR'])) {
-            $and_condition['OR'] = $where_params['OR'];
-            unset($where_params['OR']);
-        }
-        if (isset($where_params['Datetime.DTT_EVT_end'])) {
-            $and_condition['Datetime.DTT_EVT_end****'] = $where_params['Datetime.DTT_EVT_end'];
-            unset($where_params['Datetime.DTT_EVT_end']);
-        }
-        if (isset($where_params['Datetime.DTT_EVT_start'])) {
-            $and_condition['Datetime.DTT_EVT_start'] = $where_params['Datetime.DTT_EVT_start'];
-            unset($where_params['Datetime.DTT_EVT_start']);
-        }
-        // merge remaining $where params with the and conditions.
-        $where_params['AND'] = array_merge($and_condition, $where_params);
-        $query_params[0] = $where_params;
-        // don't use $query_params with count()
-        // because we don't want to include additional query clauses like "GROUP BY"
-        return $count
-            ? $this->count(array($where_params), 'EVT_ID', true)
-            : $this->get_all($query_params);
-    }
-
-
-
-    /**
-     * This basically just returns the events that do not have the publish status.
-     *
-     * @param  array   $query_params An array of query params to further filter on
-     *                               (note that status will be overwritten)
-     * @param  boolean $count        whether to return the count or not (default FALSE)
-     * @return EE_Event[]|int
-     * @throws EE_Error
-     */
-    public function get_inactive_events($query_params, $count = false)
-    {
-        $where_params = isset($query_params[0]) ? $query_params[0] : array();
-        // let's add in specific query_params for inactive events.
-        if (isset($where_params['status'])) {
-            unset($where_params['status']);
-        }
-        // if we have count make sure we don't include group by
-        if ($count && isset($query_params['group_by'])) {
-            unset($query_params['group_by']);
-        }
-        // if we have any additional query_params, let's add them to the 'AND' condition
-        $where_params['AND']['status'] = array('!=', 'publish');
-        if (isset($where_params['OR'])) {
-            $where_params['AND']['OR'] = $where_params['OR'];
-            unset($where_params['OR']);
-        }
-        if (isset($where_params['Datetime.DTT_EVT_end'])) {
-            $where_params['AND']['Datetime.DTT_EVT_end****'] = $where_params['Datetime.DTT_EVT_end'];
-            unset($where_params['Datetime.DTT_EVT_end']);
-        }
-        if (isset($where_params['Datetime.DTT_EVT_start'])) {
-            $where_params['AND']['Datetime.DTT_EVT_start'] = $where_params['Datetime.DTT_EVT_start'];
-            unset($where_params['Datetime.DTT_EVT_start']);
-        }
-        $query_params[0] = $where_params;
-        // don't use $query_params with count()
-        // because we don't want to include additional query clauses like "GROUP BY"
-        return $count
-            ? $this->count(array($where_params), 'EVT_ID', true)
-            : $this->get_all($query_params);
-    }
-
-
-    /**
-     * This is just injecting into the parent add_relationship_to so we do special handling on price relationships
-     * because we don't want to override any existing global default prices but instead insert NEW prices that get
-     * attached to the event. See parent for param descriptions
-     *
-     * @param        $id_or_obj
-     * @param        $other_model_id_or_obj
-     * @param string $relationName
-     * @param array  $where_query
-     * @return EE_Base_Class
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function add_relationship_to($id_or_obj, $other_model_id_or_obj, $relationName, $where_query = array())
-    {
-        if ($relationName === 'Price') {
-            // let's get the PRC object for the given ID to make sure that we aren't dealing with a default
-            $prc_chk = $this->get_related_model_obj($relationName)->ensure_is_obj($other_model_id_or_obj);
-            // if EVT_ID = 0, then this is a default
-            if ((int) $prc_chk->get('EVT_ID') === 0) {
-                // let's set the prc_id as 0 so we force an insert on the add_relation_to carried out by relation
-                $prc_chk->set('PRC_ID', 0);
-            }
-            // run parent
-            return parent::add_relationship_to($id_or_obj, $prc_chk, $relationName, $where_query);
-        }
-        // otherwise carry on as normal
-        return parent::add_relationship_to($id_or_obj, $other_model_id_or_obj, $relationName, $where_query);
-    }
-
-
-
-    /******************** DEPRECATED METHODS ********************/
-
-
-    /**
-     * _get_question_target_db_column
-     *
-     * @param EE_Registration $registration    (so existing answers for registration are included)
-     * @param int             $EVT_ID          so all question groups are included for event (not just answers from
-     *                                         registration).
-     * @return    array
-     * @throws ReflectionException
-     * @throws EE_Error*@deprecated as of 4.8.32.rc.001. Instead consider using
-     *                                         EE_Registration_Custom_Questions_Form located in
-     *                                         admin_pages/registrations/form_sections/EE_Registration_Custom_Questions_Form.form.php
-     * @access     public
-     */
-    public function assemble_array_of_groups_questions_and_options(EE_Registration $registration, $EVT_ID = 0)
-    {
-        if (empty($EVT_ID)) {
-            throw new EE_Error(__(
-                'An error occurred. No EVT_ID is included.  Needed to know which question groups to retrieve.',
-                'event_espresso'
-            ));
-        }
-        $questions = array();
-        // get all question groups for event
-        $qgs = $this->get_question_groups_for_event($EVT_ID, $registration);
-        if (! empty($qgs)) {
-            foreach ($qgs as $qg) {
-                $qsts = $qg->questions();
-                $questions[ $qg->ID() ] = $qg->model_field_array();
-                $questions[ $qg->ID() ]['QSG_questions'] = array();
-                foreach ($qsts as $qst) {
-                    if ($qst->is_system_question()) {
-                        continue;
-                    }
-                    $answer = EEM_Answer::instance()->get_one(array(
-                        array(
-                            'QST_ID' => $qst->ID(),
-                            'REG_ID' => $registration->ID(),
-                        ),
-                    ));
-                    $answer = $answer instanceof EE_Answer ? $answer : EEM_Answer::instance()->create_default_object();
-                    $qst_name = $qstn_id = $qst->ID();
-                    $ans_id = $answer->ID();
-                    $qst_name = ! empty($ans_id) ? '[' . $qst_name . '][' . $ans_id . ']' : '[' . $qst_name . ']';
-                    $input_name = '';
-                    $input_id = sanitize_key($qst->display_text());
-                    $input_class = '';
-                    $questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ] = $qst->model_field_array();
-                    $questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['QST_input_name'] = 'qstn'
-                                                                                           . $input_name
-                                                                                           . $qst_name;
-                    $questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['QST_input_id'] = $input_id . '-' . $qstn_id;
-                    $questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['QST_input_class'] = $input_class;
-                    $questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['QST_options'] = array();
-                    $questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['qst_obj'] = $qst;
-                    $questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['ans_obj'] = $answer;
-                    // leave responses as-is, don't convert stuff into html entities please!
-                    $questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['htmlentities'] = false;
-                    if ($qst->type() == 'RADIO_BTN' || $qst->type() == 'CHECKBOX' || $qst->type() == 'DROPDOWN') {
-                        $QSOs = $qst->options(true, $answer->value());
-                        if (is_array($QSOs)) {
-                            foreach ($QSOs as $QSO_ID => $QSO) {
-                                $questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['QST_options'][ $QSO_ID ] = $QSO->model_field_array();
-                            }
-                        }
-                    }
-                }
-            }
-        }
-        return $questions;
-    }
-
-
-    /**
-     * @param mixed $cols_n_values either an array of where each key is the name of a field, and the value is its value
-     *                             or an stdClass where each property is the name of a column,
-     * @return EE_Base_Class
-     * @throws EE_Error
-     */
-    public function instantiate_class_from_array_or_object($cols_n_values)
-    {
-        $classInstance = parent::instantiate_class_from_array_or_object($cols_n_values);
-        if ($classInstance instanceof EE_Event) {
-            // events have their timezone defined in the DB, so use it immediately
-            $this->set_timezone($classInstance->get_timezone());
-        }
-        return $classInstance;
-    }
+	/**
+	 * constant used by status(), indicating that no more tickets can be purchased for any of the datetimes for the
+	 * event
+	 */
+	const sold_out = 'sold_out';
+
+	/**
+	 * constant used by status(), indicating that upcoming event dates have been postponed (may be pushed to a later
+	 * date)
+	 */
+	const postponed = 'postponed';
+
+	/**
+	 * constant used by status(), indicating that the event will no longer occur
+	 */
+	const cancelled = 'cancelled';
+
+
+	/**
+	 * @var string
+	 */
+	protected static $_default_reg_status;
+
+
+	/**
+	 * This is the default for the additional limit field.
+	 * @var int
+	 */
+	protected static $_default_additional_limit = 10;
+
+
+	/**
+	 * private instance of the Event object
+	 *
+	 * @var EEM_Event
+	 */
+	protected static $_instance;
+
+
+	/**
+	 * Adds a relationship to Term_Taxonomy for each CPT_Base
+	 *
+	 * @param string $timezone
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	protected function __construct($timezone = null)
+	{
+		EE_Registry::instance()->load_model('Registration');
+		$this->singular_item = esc_html__('Event', 'event_espresso');
+		$this->plural_item = esc_html__('Events', 'event_espresso');
+		// to remove Cancelled events from the frontend, copy the following filter to your functions.php file
+		// add_filter( 'AFEE__EEM_Event__construct___custom_stati__cancelled__Public', '__return_false' );
+		// to remove Postponed events from the frontend, copy the following filter to your functions.php file
+		// add_filter( 'AFEE__EEM_Event__construct___custom_stati__postponed__Public', '__return_false' );
+		// to remove Sold Out events from the frontend, copy the following filter to your functions.php file
+		//  add_filter( 'AFEE__EEM_Event__construct___custom_stati__sold_out__Public', '__return_false' );
+		$this->_custom_stati = apply_filters(
+			'AFEE__EEM_Event__construct___custom_stati',
+			array(
+				EEM_Event::cancelled => array(
+					'label'  => esc_html__('Cancelled', 'event_espresso'),
+					'public' => apply_filters('AFEE__EEM_Event__construct___custom_stati__cancelled__Public', true),
+				),
+				EEM_Event::postponed => array(
+					'label'  => esc_html__('Postponed', 'event_espresso'),
+					'public' => apply_filters('AFEE__EEM_Event__construct___custom_stati__postponed__Public', true),
+				),
+				EEM_Event::sold_out  => array(
+					'label'  => esc_html__('Sold Out', 'event_espresso'),
+					'public' => apply_filters('AFEE__EEM_Event__construct___custom_stati__sold_out__Public', true),
+				),
+			)
+		);
+		self::$_default_reg_status = empty(self::$_default_reg_status) ? EEM_Registration::status_id_pending_payment
+			: self::$_default_reg_status;
+		$this->_tables = array(
+			'Event_CPT'  => new EE_Primary_Table('posts', 'ID'),
+			'Event_Meta' => new EE_Secondary_Table('esp_event_meta', 'EVTM_ID', 'EVT_ID'),
+		);
+		$this->_fields = array(
+			'Event_CPT'  => array(
+				'EVT_ID'         => new EE_Primary_Key_Int_Field(
+					'ID',
+					esc_html__('Post ID for Event', 'event_espresso')
+				),
+				'EVT_name'       => new EE_Plain_Text_Field(
+					'post_title',
+					esc_html__('Event Name', 'event_espresso'),
+					false,
+					''
+				),
+				'EVT_desc'       => new EE_Post_Content_Field(
+					'post_content',
+					esc_html__('Event Description', 'event_espresso'),
+					false,
+					''
+				),
+				'EVT_slug'       => new EE_Slug_Field(
+					'post_name',
+					esc_html__('Event Slug', 'event_espresso'),
+					false,
+					''
+				),
+				'EVT_created'    => new EE_Datetime_Field(
+					'post_date',
+					esc_html__('Date/Time Event Created', 'event_espresso'),
+					false,
+					EE_Datetime_Field::now
+				),
+				'EVT_short_desc' => new EE_Simple_HTML_Field(
+					'post_excerpt',
+					esc_html__('Event Short Description', 'event_espresso'),
+					false,
+					''
+				),
+				'EVT_modified'   => new EE_Datetime_Field(
+					'post_modified',
+					esc_html__('Date/Time Event Modified', 'event_espresso'),
+					false,
+					EE_Datetime_Field::now
+				),
+				'EVT_wp_user'    => new EE_WP_User_Field(
+					'post_author',
+					esc_html__('Event Creator ID', 'event_espresso'),
+					false
+				),
+				'parent'         => new EE_Integer_Field(
+					'post_parent',
+					esc_html__('Event Parent ID', 'event_espresso'),
+					false,
+					0
+				),
+				'EVT_order'      => new EE_Integer_Field(
+					'menu_order',
+					esc_html__('Event Menu Order', 'event_espresso'),
+					false,
+					1
+				),
+				'post_type'      => new EE_WP_Post_Type_Field('espresso_events'),
+				// EE_Plain_Text_Field( 'post_type', esc_html__( 'Event Post Type', 'event_espresso' ), FALSE, 'espresso_events' ),
+				'status'         => new EE_WP_Post_Status_Field(
+					'post_status',
+					esc_html__('Event Status', 'event_espresso'),
+					false,
+					'draft',
+					$this->_custom_stati
+				),
+				'password' => new EE_Password_Field(
+					'post_password',
+					__('Password', 'event_espresso'),
+					false,
+					'',
+					array(
+						'EVT_desc',
+						'EVT_short_desc',
+						'EVT_display_desc',
+						'EVT_display_ticket_selector',
+						'EVT_visible_on',
+						'EVT_additional_limit',
+						'EVT_default_registration_status',
+						'EVT_member_only',
+						'EVT_phone',
+						'EVT_allow_overflow',
+						'EVT_timezone_string',
+						'EVT_external_URL',
+						'EVT_donations'
+					)
+				)
+			),
+			'Event_Meta' => array(
+				'EVTM_ID'                         => new EE_DB_Only_Float_Field(
+					'EVTM_ID',
+					esc_html__('Event Meta Row ID', 'event_espresso'),
+					false
+				),
+				'EVT_ID_fk'                       => new EE_DB_Only_Int_Field(
+					'EVT_ID',
+					esc_html__('Foreign key to Event ID from Event Meta table', 'event_espresso'),
+					false
+				),
+				'EVT_display_desc'                => new EE_Boolean_Field(
+					'EVT_display_desc',
+					esc_html__('Display Description Flag', 'event_espresso'),
+					false,
+					true
+				),
+				'EVT_display_ticket_selector'     => new EE_Boolean_Field(
+					'EVT_display_ticket_selector',
+					esc_html__('Display Ticket Selector Flag', 'event_espresso'),
+					false,
+					true
+				),
+				'EVT_visible_on'                  => new EE_Datetime_Field(
+					'EVT_visible_on',
+					esc_html__('Event Visible Date', 'event_espresso'),
+					true,
+					EE_Datetime_Field::now
+				),
+				'EVT_additional_limit'            => new EE_Integer_Field(
+					'EVT_additional_limit',
+					esc_html__('Limit of Additional Registrations on Same Transaction', 'event_espresso'),
+					true,
+					self::$_default_additional_limit
+				),
+				'EVT_default_registration_status' => new EE_Enum_Text_Field(
+					'EVT_default_registration_status',
+					esc_html__('Default Registration Status on this Event', 'event_espresso'),
+					false,
+					EEM_Event::$_default_reg_status,
+					EEM_Registration::reg_status_array()
+				),
+				'EVT_member_only'                 => new EE_Boolean_Field(
+					'EVT_member_only',
+					esc_html__('Member-Only Event Flag', 'event_espresso'),
+					false,
+					false
+				),
+				'EVT_phone'                       => new EE_Plain_Text_Field(
+					'EVT_phone',
+					esc_html__('Event Phone Number', 'event_espresso'),
+					false,
+					''
+				),
+				'EVT_allow_overflow'              => new EE_Boolean_Field(
+					'EVT_allow_overflow',
+					esc_html__('Allow Overflow on Event', 'event_espresso'),
+					false,
+					false
+				),
+				'EVT_timezone_string'             => new EE_Plain_Text_Field(
+					'EVT_timezone_string',
+					esc_html__('Timezone (name) for Event times', 'event_espresso'),
+					false,
+					''
+				),
+				'EVT_external_URL'                => new EE_Plain_Text_Field(
+					'EVT_external_URL',
+					esc_html__('URL of Event Page if hosted elsewhere', 'event_espresso'),
+					true
+				),
+				'EVT_donations'                   => new EE_Boolean_Field(
+					'EVT_donations',
+					esc_html__('Accept Donations?', 'event_espresso'),
+					false,
+					false
+				),
+				'FSC_UUID'                        => new EE_Foreign_Key_String_Field(
+					'FSC_UUID',
+					esc_html__('Registration Form UUID (universally unique identifier)', 'event_espresso'),
+					true,
+					null,
+					'Form_Section',
+					false
+				),
+			),
+		);
+		$this->_model_relations = array(
+			'Attendee'               => new EE_HABTM_Relation('Registration'),
+			'Datetime'               => new EE_Has_Many_Relation(),
+			'Event_Question_Group'   => new EE_Has_Many_Relation(),
+			'Form_Section'           => new EE_Belongs_To_Relation(),
+			'Message_Template_Group' => new EE_HABTM_Relation('Event_Message_Template'),
+			'Question_Group'         => new EE_HABTM_Relation('Event_Question_Group'),
+			'Registration'           => new EE_Has_Many_Relation(),
+			'Term_Relationship'      => new EE_Has_Many_Relation(),
+			'Term_Taxonomy'          => new EE_HABTM_Relation('Term_Relationship'),
+			'Venue'                  => new EE_HABTM_Relation('Event_Venue'),
+			'WP_User'                => new EE_Belongs_To_Relation(),
+		);
+		// this model is generally available for reading
+		$this->_cap_restriction_generators[ EEM_Base::caps_read ] = new EE_Restriction_Generator_Public();
+		$this->model_chain_to_password = '';
+		parent::__construct($timezone);
+	}
+
+
+	/**
+	 * @param string $default_reg_status
+	 * @throws EE_Error
+	 * @throws EE_Error
+	 */
+	public static function set_default_reg_status($default_reg_status)
+	{
+		self::$_default_reg_status = $default_reg_status;
+		// if EEM_Event has already been instantiated,
+		// then we need to reset the `EVT_default_reg_status` field to use the new default.
+		if (self::$_instance instanceof EEM_Event) {
+			$default_reg_status = new EE_Enum_Text_Field(
+				'EVT_default_registration_status',
+				esc_html__('Default Registration Status on this Event', 'event_espresso'),
+				false,
+				$default_reg_status,
+				EEM_Registration::reg_status_array()
+			);
+			$default_reg_status->_construct_finalize(
+				'Event_Meta',
+				'EVT_default_registration_status',
+				'EEM_Event'
+			);
+			self::$_instance->_fields['Event_Meta']['EVT_default_registration_status'] = $default_reg_status;
+		}
+	}
+
+
+	/**
+	 * Used to override the default for the additional limit field.
+	 * @param $additional_limit
+	 */
+	public static function set_default_additional_limit($additional_limit)
+	{
+		self::$_default_additional_limit = (int) $additional_limit;
+		if (self::$_instance instanceof EEM_Event) {
+			self::$_instance->_fields['Event_Meta']['EVT_additional_limit'] = new EE_Integer_Field(
+				'EVT_additional_limit',
+				__('Limit of Additional Registrations on Same Transaction', 'event_espresso'),
+				true,
+				self::$_default_additional_limit
+			);
+			self::$_instance->_fields['Event_Meta']['EVT_additional_limit']->_construct_finalize(
+				'Event_Meta',
+				'EVT_additional_limit',
+				'EEM_Event'
+			);
+		}
+	}
+
+
+	/**
+	 * Return what is currently set as the default additional limit for the event.
+	 * @return int
+	 */
+	public static function get_default_additional_limit()
+	{
+		return apply_filters('FHEE__EEM_Event__get_default_additional_limit', self::$_default_additional_limit);
+	}
+
+
+	/**
+	 * get_question_groups
+	 *
+	 * @return array
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function get_all_question_groups()
+	{
+		return EE_Registry::instance()->load_model('Question_Group')->get_all(
+			array(
+				array('QSG_deleted' => false),
+				'order_by' => array('QSG_order' => 'ASC'),
+			)
+		);
+	}
+
+
+	/**
+	 * get_question_groups
+	 *
+	 * @param int $EVT_ID
+	 * @return array|bool
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function get_all_event_question_groups($EVT_ID = 0)
+	{
+		if (! isset($EVT_ID) || ! absint($EVT_ID)) {
+			EE_Error::add_error(
+				esc_html__(
+					'An error occurred. No Event Question Groups could be retrieved because an Event ID was not received.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		return EE_Registry::instance()->load_model('Event_Question_Group')->get_all(
+			array(
+				array('EVT_ID' => $EVT_ID),
+			)
+		);
+	}
+
+
+	/**
+	 * get_question_groups
+	 *
+	 * @param int $EVT_ID
+	 * @param boolean $for_primary_attendee
+	 * @return array|bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function get_event_question_groups($EVT_ID = 0, $for_primary_attendee = true)
+	{
+		if (! isset($EVT_ID) || ! absint($EVT_ID)) {
+			EE_Error::add_error(
+				esc_html__(
+					// @codingStandardsIgnoreStart
+					'An error occurred. No Event Question Groups could be retrieved because an Event ID was not received.',
+					// @codingStandardsIgnoreEnd
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		$query_params = [
+			[
+				'EVT_ID' => $EVT_ID,
+				EEM_Event_Question_Group::instance()->fieldNameForContext($for_primary_attendee) => true
+			]
+		];
+		if ($for_primary_attendee) {
+			$query_params[0]['EQG_primary'] = true;
+		} else {
+			$query_params[0]['EQG_additional'] = true;
+		}
+		return EE_Registry::instance()->load_model('Event_Question_Group')->get_all($query_params);
+	}
+
+
+	/**
+	 * get_question_groups
+	 *
+	 * @param int $EVT_ID
+	 * @param EE_Registration $registration
+	 * @return array|bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function get_question_groups_for_event($EVT_ID = 0, EE_Registration $registration)
+	{
+		if (! isset($EVT_ID) || ! absint($EVT_ID)) {
+			EE_Error::add_error(
+				esc_html__(
+					'An error occurred. No Question Groups could be retrieved because an Event ID was not received.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		return EE_Registry::instance()->load_model('Question_Group')->get_all(
+			[
+				[
+					'Event_Question_Group.EVT_ID'      => $EVT_ID,
+					'Event_Question_Group.'
+						. EEM_Event_Question_Group::instance()->fieldNameForContext(
+							$registration->is_primary_registrant()
+						) => true
+				],
+				'order_by' => ['QSG_order' => 'ASC'],
+			]
+		);
+	}
+
+
+	/**
+	 * get_question_target_db_column
+	 *
+	 * @param string $QSG_IDs csv list of $QSG IDs
+	 * @return array|bool
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function get_questions_in_groups($QSG_IDs = '')
+	{
+		if (empty($QSG_IDs)) {
+			EE_Error::add_error(
+				esc_html__('An error occurred. No Question Group IDs were received.', 'event_espresso'),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		return EE_Registry::instance()->load_model('Question')->get_all(
+			array(
+				array(
+					'Question_Group.QSG_ID' => array('IN', $QSG_IDs),
+					'QST_deleted'           => false,
+					'QST_admin_only'        => is_admin(),
+				),
+				'order_by' => 'QST_order',
+			)
+		);
+	}
+
+
+	/**
+	 * get_options_for_question
+	 *
+	 * @param string $QST_IDs csv list of $QST IDs
+	 * @return array|bool
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function get_options_for_question($QST_IDs)
+	{
+		if (empty($QST_IDs)) {
+			EE_Error::add_error(
+				esc_html__('An error occurred. No Question IDs were received.', 'event_espresso'),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		return EE_Registry::instance()->load_model('Question_Option')->get_all(
+			array(
+				array(
+					'Question.QST_ID' => array('IN', $QST_IDs),
+					'QSO_deleted'     => false,
+				),
+				'order_by' => 'QSO_ID',
+			)
+		);
+	}
+
+
+	/**
+	 * Gets all events that are published
+	 * and have event start time earlier than now and an event end time later than now
+	 *
+	 * @param array $query_params  An array of query params to further filter on
+	 *                             (note that status and DTT_EVT_start and DTT_EVT_end will be overridden)
+	 * @param bool  $count         whether to return the count or not (default FALSE)
+	 * @return EE_Event[]|int
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function get_active_events($query_params, $count = false)
+	{
+		if (array_key_exists(0, $query_params)) {
+			$where_params = $query_params[0];
+			unset($query_params[0]);
+		} else {
+			$where_params = array();
+		}
+		// if we have count make sure we don't include group by
+		if ($count && isset($query_params['group_by'])) {
+			unset($query_params['group_by']);
+		}
+		// let's add specific query_params for active_events
+		// keep in mind this will override any sent status in the query AND any date queries.
+		$where_params['status'] = array('IN', array('publish', EEM_Event::sold_out));
+		// if already have where params for DTT_EVT_start or DTT_EVT_end then append these conditions
+		if (isset($where_params['Datetime.DTT_EVT_start'])) {
+			$where_params['Datetime.DTT_EVT_start******'] = array(
+				'<',
+				EEM_Datetime::instance()->current_time_for_query('DTT_EVT_start'),
+			);
+		} else {
+			$where_params['Datetime.DTT_EVT_start'] = array(
+				'<',
+				EEM_Datetime::instance()->current_time_for_query('DTT_EVT_start'),
+			);
+		}
+		if (isset($where_params['Datetime.DTT_EVT_end'])) {
+			$where_params['Datetime.DTT_EVT_end*****'] = array(
+				'>',
+				EEM_Datetime::instance()->current_time_for_query('DTT_EVT_end'),
+			);
+		} else {
+			$where_params['Datetime.DTT_EVT_end'] = array(
+				'>',
+				EEM_Datetime::instance()->current_time_for_query('DTT_EVT_end'),
+			);
+		}
+		$query_params[0] = $where_params;
+		// don't use $query_params with count()
+		// because we don't want to include additional query clauses like "GROUP BY"
+		return $count
+			? $this->count(array($where_params), 'EVT_ID', true)
+			: $this->get_all($query_params);
+	}
+
+
+	/**
+	 * get all events that are published and have an event start time later than now
+	 *
+	 * @param array $query_params  An array of query params to further filter on
+	 *                             (Note that status and DTT_EVT_start will be overridden)
+	 * @param bool  $count         whether to return the count or not (default FALSE)
+	 * @return EE_Event[]|int
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function get_upcoming_events($query_params, $count = false)
+	{
+		if (array_key_exists(0, $query_params)) {
+			$where_params = $query_params[0];
+			unset($query_params[0]);
+		} else {
+			$where_params = array();
+		}
+		// if we have count make sure we don't include group by
+		if ($count && isset($query_params['group_by'])) {
+			unset($query_params['group_by']);
+		}
+		// let's add specific query_params for active_events
+		// keep in mind this will override any sent status in the query AND any date queries.
+		// we need to pull events with a status of publish and sold_out
+		$event_status = array('publish', EEM_Event::sold_out);
+		// check if the user can read private events and if so add the 'private status to the were params'
+		if (EE_Registry::instance()->CAP->current_user_can('ee_read_private_events', 'get_upcoming_events')) {
+			$event_status[] = 'private';
+		}
+		$where_params['status'] = array('IN', $event_status);
+		// if there are already query_params matching DTT_EVT_start then we need to modify that to add them.
+		if (isset($where_params['Datetime.DTT_EVT_start'])) {
+			$where_params['Datetime.DTT_EVT_start*****'] = array(
+				'>',
+				EEM_Datetime::instance()->current_time_for_query('DTT_EVT_start'),
+			);
+		} else {
+			$where_params['Datetime.DTT_EVT_start'] = array(
+				'>',
+				EEM_Datetime::instance()->current_time_for_query('DTT_EVT_start'),
+			);
+		}
+		$query_params[0] = $where_params;
+		// don't use $query_params with count()
+		// because we don't want to include additional query clauses like "GROUP BY"
+		return $count
+			? $this->count(array($where_params), 'EVT_ID', true)
+			: $this->get_all($query_params);
+	}
+
+
+	/**
+	 * Gets all events that are published
+	 * and have an event end time later than now
+	 *
+	 * @param array $query_params  An array of query params to further filter on
+	 *                             (note that status and DTT_EVT_end will be overridden)
+	 * @param bool  $count         whether to return the count or not (default FALSE)
+	 * @return EE_Event[]|int
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function get_active_and_upcoming_events($query_params, $count = false)
+	{
+		if (array_key_exists(0, $query_params)) {
+			$where_params = $query_params[0];
+			unset($query_params[0]);
+		} else {
+			$where_params = array();
+		}
+		// if we have count make sure we don't include group by
+		if ($count && isset($query_params['group_by'])) {
+			unset($query_params['group_by']);
+		}
+		// let's add specific query_params for active_events
+		// keep in mind this will override any sent status in the query AND any date queries.
+		$where_params['status'] = array('IN', array('publish', EEM_Event::sold_out));
+		// add where params for DTT_EVT_end
+		if (isset($where_params['Datetime.DTT_EVT_end'])) {
+			$where_params['Datetime.DTT_EVT_end*****'] = array(
+				'>',
+				EEM_Datetime::instance()->current_time_for_query('DTT_EVT_end'),
+			);
+		} else {
+			$where_params['Datetime.DTT_EVT_end'] = array(
+				'>',
+				EEM_Datetime::instance()->current_time_for_query('DTT_EVT_end'),
+			);
+		}
+		$query_params[0] = $where_params;
+		// don't use $query_params with count()
+		// because we don't want to include additional query clauses like "GROUP BY"
+		return $count
+			? $this->count(array($where_params), 'EVT_ID', true)
+			: $this->get_all($query_params);
+	}
+
+
+	/**
+	 * This only returns events that are expired.
+	 * They may still be published but all their datetimes have expired.
+	 *
+	 * @param array $query_params  An array of query params to further filter on
+	 *                             (note that status and DTT_EVT_end will be overridden)
+	 * @param bool  $count         whether to return the count or not (default FALSE)
+	 * @return EE_Event[]|int
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function get_expired_events($query_params, $count = false)
+	{
+		$where_params = isset($query_params[0]) ? $query_params[0] : array();
+		// if we have count make sure we don't include group by
+		if ($count && isset($query_params['group_by'])) {
+			unset($query_params['group_by']);
+		}
+		// let's add specific query_params for active_events
+		// keep in mind this will override any sent status in the query AND any date queries.
+		if (isset($where_params['status'])) {
+			unset($where_params['status']);
+		}
+		$exclude_query = $query_params;
+		if (isset($exclude_query[0])) {
+			unset($exclude_query[0]);
+		}
+		$exclude_query[0] = array(
+			'Datetime.DTT_EVT_end' => array(
+				'>',
+				EEM_Datetime::instance()->current_time_for_query('DTT_EVT_end'),
+			),
+		);
+		// first get all events that have datetimes where its not expired.
+		$event_ids = $this->_get_all_wpdb_results($exclude_query, OBJECT_K, 'Event_CPT.ID');
+		$event_ids = array_keys($event_ids);
+		// if we have any additional query_params, let's add them to the 'AND' condition
+		$and_condition = array(
+			'Datetime.DTT_EVT_end' => array('<', EEM_Datetime::instance()->current_time_for_query('DTT_EVT_end')),
+			'EVT_ID'               => array('NOT IN', $event_ids),
+		);
+		if (isset($where_params['OR'])) {
+			$and_condition['OR'] = $where_params['OR'];
+			unset($where_params['OR']);
+		}
+		if (isset($where_params['Datetime.DTT_EVT_end'])) {
+			$and_condition['Datetime.DTT_EVT_end****'] = $where_params['Datetime.DTT_EVT_end'];
+			unset($where_params['Datetime.DTT_EVT_end']);
+		}
+		if (isset($where_params['Datetime.DTT_EVT_start'])) {
+			$and_condition['Datetime.DTT_EVT_start'] = $where_params['Datetime.DTT_EVT_start'];
+			unset($where_params['Datetime.DTT_EVT_start']);
+		}
+		// merge remaining $where params with the and conditions.
+		$where_params['AND'] = array_merge($and_condition, $where_params);
+		$query_params[0] = $where_params;
+		// don't use $query_params with count()
+		// because we don't want to include additional query clauses like "GROUP BY"
+		return $count
+			? $this->count(array($where_params), 'EVT_ID', true)
+			: $this->get_all($query_params);
+	}
+
+
+
+	/**
+	 * This basically just returns the events that do not have the publish status.
+	 *
+	 * @param  array   $query_params An array of query params to further filter on
+	 *                               (note that status will be overwritten)
+	 * @param  boolean $count        whether to return the count or not (default FALSE)
+	 * @return EE_Event[]|int
+	 * @throws EE_Error
+	 */
+	public function get_inactive_events($query_params, $count = false)
+	{
+		$where_params = isset($query_params[0]) ? $query_params[0] : array();
+		// let's add in specific query_params for inactive events.
+		if (isset($where_params['status'])) {
+			unset($where_params['status']);
+		}
+		// if we have count make sure we don't include group by
+		if ($count && isset($query_params['group_by'])) {
+			unset($query_params['group_by']);
+		}
+		// if we have any additional query_params, let's add them to the 'AND' condition
+		$where_params['AND']['status'] = array('!=', 'publish');
+		if (isset($where_params['OR'])) {
+			$where_params['AND']['OR'] = $where_params['OR'];
+			unset($where_params['OR']);
+		}
+		if (isset($where_params['Datetime.DTT_EVT_end'])) {
+			$where_params['AND']['Datetime.DTT_EVT_end****'] = $where_params['Datetime.DTT_EVT_end'];
+			unset($where_params['Datetime.DTT_EVT_end']);
+		}
+		if (isset($where_params['Datetime.DTT_EVT_start'])) {
+			$where_params['AND']['Datetime.DTT_EVT_start'] = $where_params['Datetime.DTT_EVT_start'];
+			unset($where_params['Datetime.DTT_EVT_start']);
+		}
+		$query_params[0] = $where_params;
+		// don't use $query_params with count()
+		// because we don't want to include additional query clauses like "GROUP BY"
+		return $count
+			? $this->count(array($where_params), 'EVT_ID', true)
+			: $this->get_all($query_params);
+	}
+
+
+	/**
+	 * This is just injecting into the parent add_relationship_to so we do special handling on price relationships
+	 * because we don't want to override any existing global default prices but instead insert NEW prices that get
+	 * attached to the event. See parent for param descriptions
+	 *
+	 * @param        $id_or_obj
+	 * @param        $other_model_id_or_obj
+	 * @param string $relationName
+	 * @param array  $where_query
+	 * @return EE_Base_Class
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function add_relationship_to($id_or_obj, $other_model_id_or_obj, $relationName, $where_query = array())
+	{
+		if ($relationName === 'Price') {
+			// let's get the PRC object for the given ID to make sure that we aren't dealing with a default
+			$prc_chk = $this->get_related_model_obj($relationName)->ensure_is_obj($other_model_id_or_obj);
+			// if EVT_ID = 0, then this is a default
+			if ((int) $prc_chk->get('EVT_ID') === 0) {
+				// let's set the prc_id as 0 so we force an insert on the add_relation_to carried out by relation
+				$prc_chk->set('PRC_ID', 0);
+			}
+			// run parent
+			return parent::add_relationship_to($id_or_obj, $prc_chk, $relationName, $where_query);
+		}
+		// otherwise carry on as normal
+		return parent::add_relationship_to($id_or_obj, $other_model_id_or_obj, $relationName, $where_query);
+	}
+
+
+
+	/******************** DEPRECATED METHODS ********************/
+
+
+	/**
+	 * _get_question_target_db_column
+	 *
+	 * @param EE_Registration $registration    (so existing answers for registration are included)
+	 * @param int             $EVT_ID          so all question groups are included for event (not just answers from
+	 *                                         registration).
+	 * @return    array
+	 * @throws ReflectionException
+	 * @throws EE_Error*@deprecated as of 4.8.32.rc.001. Instead consider using
+	 *                                         EE_Registration_Custom_Questions_Form located in
+	 *                                         admin_pages/registrations/form_sections/EE_Registration_Custom_Questions_Form.form.php
+	 * @access     public
+	 */
+	public function assemble_array_of_groups_questions_and_options(EE_Registration $registration, $EVT_ID = 0)
+	{
+		if (empty($EVT_ID)) {
+			throw new EE_Error(__(
+				'An error occurred. No EVT_ID is included.  Needed to know which question groups to retrieve.',
+				'event_espresso'
+			));
+		}
+		$questions = array();
+		// get all question groups for event
+		$qgs = $this->get_question_groups_for_event($EVT_ID, $registration);
+		if (! empty($qgs)) {
+			foreach ($qgs as $qg) {
+				$qsts = $qg->questions();
+				$questions[ $qg->ID() ] = $qg->model_field_array();
+				$questions[ $qg->ID() ]['QSG_questions'] = array();
+				foreach ($qsts as $qst) {
+					if ($qst->is_system_question()) {
+						continue;
+					}
+					$answer = EEM_Answer::instance()->get_one(array(
+						array(
+							'QST_ID' => $qst->ID(),
+							'REG_ID' => $registration->ID(),
+						),
+					));
+					$answer = $answer instanceof EE_Answer ? $answer : EEM_Answer::instance()->create_default_object();
+					$qst_name = $qstn_id = $qst->ID();
+					$ans_id = $answer->ID();
+					$qst_name = ! empty($ans_id) ? '[' . $qst_name . '][' . $ans_id . ']' : '[' . $qst_name . ']';
+					$input_name = '';
+					$input_id = sanitize_key($qst->display_text());
+					$input_class = '';
+					$questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ] = $qst->model_field_array();
+					$questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['QST_input_name'] = 'qstn'
+																						   . $input_name
+																						   . $qst_name;
+					$questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['QST_input_id'] = $input_id . '-' . $qstn_id;
+					$questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['QST_input_class'] = $input_class;
+					$questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['QST_options'] = array();
+					$questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['qst_obj'] = $qst;
+					$questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['ans_obj'] = $answer;
+					// leave responses as-is, don't convert stuff into html entities please!
+					$questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['htmlentities'] = false;
+					if ($qst->type() == 'RADIO_BTN' || $qst->type() == 'CHECKBOX' || $qst->type() == 'DROPDOWN') {
+						$QSOs = $qst->options(true, $answer->value());
+						if (is_array($QSOs)) {
+							foreach ($QSOs as $QSO_ID => $QSO) {
+								$questions[ $qg->ID() ]['QSG_questions'][ $qst->ID() ]['QST_options'][ $QSO_ID ] = $QSO->model_field_array();
+							}
+						}
+					}
+				}
+			}
+		}
+		return $questions;
+	}
+
+
+	/**
+	 * @param mixed $cols_n_values either an array of where each key is the name of a field, and the value is its value
+	 *                             or an stdClass where each property is the name of a column,
+	 * @return EE_Base_Class
+	 * @throws EE_Error
+	 */
+	public function instantiate_class_from_array_or_object($cols_n_values)
+	{
+		$classInstance = parent::instantiate_class_from_array_or_object($cols_n_values);
+		if ($classInstance instanceof EE_Event) {
+			// events have their timezone defined in the DB, so use it immediately
+			$this->set_timezone($classInstance->get_timezone());
+		}
+		return $classInstance;
+	}
 }

core/db_models/EEM_Form_Element.model.php

Indentation +217 added lines, -217 removed lines

@@ -28,237 +28,237 @@
 class EEM_Form_Element extends EEM_Base
 {
 
-    /**
-     * @var EEM_Form_Element
-     */
-    protected static $_instance;
+	/**
+	 * @var EEM_Form_Element
+	 */
+	protected static $_instance;
 
-    /**
-     * @var RequestInterface
-     */
-    private $request;
+	/**
+	 * @var RequestInterface
+	 */
+	private $request;
 
-    /**
-     * @var InputTypes
-     */
-    private $input_types;
+	/**
+	 * @var InputTypes
+	 */
+	private $input_types;
 
 
-    /**
-     * EEM_Form_Element constructor.
-     *
-     * @param FormStatus  $form_status
-     * @param InputTypes  $input_types
-     * @param string|null $timezone
-     * @throws EE_Error
-     */
-    protected function __construct(FormStatus $form_status, InputTypes $input_types, ?string $timezone)
-    {
-        $this->input_types   = $input_types;
-        $this->singular_item = esc_html__('Form Element', 'event_espresso');
-        $this->plural_item   = esc_html__('Form Elements', 'event_espresso');
+	/**
+	 * EEM_Form_Element constructor.
+	 *
+	 * @param FormStatus  $form_status
+	 * @param InputTypes  $input_types
+	 * @param string|null $timezone
+	 * @throws EE_Error
+	 */
+	protected function __construct(FormStatus $form_status, InputTypes $input_types, ?string $timezone)
+	{
+		$this->input_types   = $input_types;
+		$this->singular_item = esc_html__('Form Element', 'event_espresso');
+		$this->plural_item   = esc_html__('Form Elements', 'event_espresso');
 
-        $this->_tables          = [
-            'Form_Element' => new EE_Primary_Table('esp_form_element', 'FIN_UUID'),
-        ];
-        $this->_fields          = [
-            'Form_Element' => [
-                'FIN_UUID'      => new EE_Primary_Key_String_Field(
-                    'FIN_UUID',
-                    esc_html__('Form Element UUID (universally unique identifier)', 'event_espresso')
-                ),
-                'FSC_UUID' => new EE_Foreign_Key_String_Field(
-                    'FSC_UUID',
-                    esc_html__('UUID of parent form section this form input belongs to.', 'event_espresso'),
-                    false,
-                    null,
-                    ['Form_Section'],
-                    false
-                ),
-                'FIN_adminOnly' => new EE_Boolean_Field(
-                    'FIN_adminOnly',
-                    esc_html__(
-                        'Whether or not input is only displayed in the admin. If false, input will appear in public forms',
-                        'event_espresso'
-                    ),
-                    false,
-                    false
-                ),
-                'FIN_attributes' => new EE_JSON_Field(
-                    'FIN_attributes',
-                    esc_html__(
-                        'JSON string of HTML attributes such as class, max, min, placeholder, type, etc.',
-                        'event_espresso'
-                    ),
-                    true,
-                    '{}'
-                ),
-                'FIN_helpText' => new EE_JSON_Field(
-                    'FIN_helpText',
-                    esc_html__(
-                        'JSON string of properties pertaining to any help text required for an input.',
-                        'event_espresso'
-                    ),
-                    true,
-                    '{}'
-                ),
-                'FIN_label' => new EE_JSON_Field(
-                    'FIN_label',
-                    esc_html__(
-                        'JSON string of properties pertaining to an element\'s label.',
-                        'event_espresso'
-                    ),
-                    true,
-                    '{}'
-                ),
-                'FIN_mapsTo'     => new EE_Plain_Text_Field(
-                    'FIN_mapsTo',
-                    esc_html__(
-                        'Model and Fields name that this element maps to; ex: Attendee.email',
-                        'event_espresso'
-                    ),
-                    true,
-                    null
-                ),
-                'FIN_options'     => new EE_JSON_Field(
-                    'FIN_options',
-                    esc_html__(
-                        'JSON string of options for ENUM type inputs like checkboxes, radio buttons, select inputs, etc.',
-                        'event_espresso'
-                    ),
-                    true,
-                    '[]'
-                ),
-                'FIN_order'     => new EE_Integer_Field(
-                    'FIN_order',
-                    esc_html__('Order in which form input appears in a form.', 'event_espresso'),
-                    false,
-                    0
-                ),
-                'FIN_required' => new EE_JSON_Field(
-                    'FIN_required',
-                    esc_html__(
-                        'properties pertaining to an input\'s required status and the validation text to display.',
-                        'event_espresso'
-                    ),
-                    false,
-                    false
-                ),
-                'FIN_status'    => new EE_Enum_Text_Field(
-                    'FIN_status',
-                    esc_html(
-                        sprintf(
-                            /* translators: 1 class name */
-                            __(
-                                'Whether form element is active, archived, trashed, or used as a default on new forms. Values correspond to the %1$s class constants.',
-                                'event_espresso'
-                            ),
-                            'EventEspresso\core\services\form\meta\FormStatus'
-                        )
-                    ),
-                    false,
-                    FormStatus::ACTIVE,
-                    $form_status->validStatusOptions()
-                ),
-                'FIN_type'    => new EE_Enum_Text_Field(
-                    'FIN_type',
-                    esc_html__('Form element type.', 'event_espresso'),
-                    false,
-                    null,
-                    $input_types->validTypeOptions()
-                ),
-                'FIN_wpUser'    => new EE_WP_User_Field(
-                    'FIN_wpUser',
-                    esc_html__('ID of the WP User that created this form input.', 'event_espresso'),
-                    false
-                ),
-            ],
-        ];
+		$this->_tables          = [
+			'Form_Element' => new EE_Primary_Table('esp_form_element', 'FIN_UUID'),
+		];
+		$this->_fields          = [
+			'Form_Element' => [
+				'FIN_UUID'      => new EE_Primary_Key_String_Field(
+					'FIN_UUID',
+					esc_html__('Form Element UUID (universally unique identifier)', 'event_espresso')
+				),
+				'FSC_UUID' => new EE_Foreign_Key_String_Field(
+					'FSC_UUID',
+					esc_html__('UUID of parent form section this form input belongs to.', 'event_espresso'),
+					false,
+					null,
+					['Form_Section'],
+					false
+				),
+				'FIN_adminOnly' => new EE_Boolean_Field(
+					'FIN_adminOnly',
+					esc_html__(
+						'Whether or not input is only displayed in the admin. If false, input will appear in public forms',
+						'event_espresso'
+					),
+					false,
+					false
+				),
+				'FIN_attributes' => new EE_JSON_Field(
+					'FIN_attributes',
+					esc_html__(
+						'JSON string of HTML attributes such as class, max, min, placeholder, type, etc.',
+						'event_espresso'
+					),
+					true,
+					'{}'
+				),
+				'FIN_helpText' => new EE_JSON_Field(
+					'FIN_helpText',
+					esc_html__(
+						'JSON string of properties pertaining to any help text required for an input.',
+						'event_espresso'
+					),
+					true,
+					'{}'
+				),
+				'FIN_label' => new EE_JSON_Field(
+					'FIN_label',
+					esc_html__(
+						'JSON string of properties pertaining to an element\'s label.',
+						'event_espresso'
+					),
+					true,
+					'{}'
+				),
+				'FIN_mapsTo'     => new EE_Plain_Text_Field(
+					'FIN_mapsTo',
+					esc_html__(
+						'Model and Fields name that this element maps to; ex: Attendee.email',
+						'event_espresso'
+					),
+					true,
+					null
+				),
+				'FIN_options'     => new EE_JSON_Field(
+					'FIN_options',
+					esc_html__(
+						'JSON string of options for ENUM type inputs like checkboxes, radio buttons, select inputs, etc.',
+						'event_espresso'
+					),
+					true,
+					'[]'
+				),
+				'FIN_order'     => new EE_Integer_Field(
+					'FIN_order',
+					esc_html__('Order in which form input appears in a form.', 'event_espresso'),
+					false,
+					0
+				),
+				'FIN_required' => new EE_JSON_Field(
+					'FIN_required',
+					esc_html__(
+						'properties pertaining to an input\'s required status and the validation text to display.',
+						'event_espresso'
+					),
+					false,
+					false
+				),
+				'FIN_status'    => new EE_Enum_Text_Field(
+					'FIN_status',
+					esc_html(
+						sprintf(
+							/* translators: 1 class name */
+							__(
+								'Whether form element is active, archived, trashed, or used as a default on new forms. Values correspond to the %1$s class constants.',
+								'event_espresso'
+							),
+							'EventEspresso\core\services\form\meta\FormStatus'
+						)
+					),
+					false,
+					FormStatus::ACTIVE,
+					$form_status->validStatusOptions()
+				),
+				'FIN_type'    => new EE_Enum_Text_Field(
+					'FIN_type',
+					esc_html__('Form element type.', 'event_espresso'),
+					false,
+					null,
+					$input_types->validTypeOptions()
+				),
+				'FIN_wpUser'    => new EE_WP_User_Field(
+					'FIN_wpUser',
+					esc_html__('ID of the WP User that created this form input.', 'event_espresso'),
+					false
+				),
+			],
+		];
 
-        $this->_model_relations = [
-            'Form_Section' => new EE_Belongs_To_Relation(),
-            'WP_User'      => new EE_Belongs_To_Relation(),
-        ];
-        // this model is generally available for reading
-        $this->_cap_restriction_generators = [
-            EEM_Base::caps_read       => new EE_Restriction_Generator_Public(),
-            EEM_Base::caps_read_admin => new EE_Restriction_Generator_Reg_Form('FIN_applies_to'),
-            EEM_Base::caps_edit       => new EE_Restriction_Generator_Reg_Form('FIN_applies_to'),
-            EEM_Base::caps_delete     => new EE_Restriction_Generator_Reg_Form('FIN_applies_to'),
-        ];
-        parent::__construct($timezone);
-        $this->request = $this->getLoader()->getShared('EventEspresso\core\services\request\RequestInterface');
-    }
+		$this->_model_relations = [
+			'Form_Section' => new EE_Belongs_To_Relation(),
+			'WP_User'      => new EE_Belongs_To_Relation(),
+		];
+		// this model is generally available for reading
+		$this->_cap_restriction_generators = [
+			EEM_Base::caps_read       => new EE_Restriction_Generator_Public(),
+			EEM_Base::caps_read_admin => new EE_Restriction_Generator_Reg_Form('FIN_applies_to'),
+			EEM_Base::caps_edit       => new EE_Restriction_Generator_Reg_Form('FIN_applies_to'),
+			EEM_Base::caps_delete     => new EE_Restriction_Generator_Reg_Form('FIN_applies_to'),
+		];
+		parent::__construct($timezone);
+		$this->request = $this->getLoader()->getShared('EventEspresso\core\services\request\RequestInterface');
+	}
 
 
-    /**
-     * @param array $query_params
-     * @return array
-     */
-    private function addDefaultWhereConditions(array $query_params): array
-    {
-        // might need to add a way to identify GQL requests for admin domains
-        $admin_request                            = $this->request->isAdmin() || $this->request->isAdminAjax();
-        $query_params['default_where_conditions'] = $admin_request
-            ? EEM_Base::default_where_conditions_none
-            : EEM_Base::default_where_conditions_all;
-        return $query_params;
-    }
+	/**
+	 * @param array $query_params
+	 * @return array
+	 */
+	private function addDefaultWhereConditions(array $query_params): array
+	{
+		// might need to add a way to identify GQL requests for admin domains
+		$admin_request                            = $this->request->isAdmin() || $this->request->isAdminAjax();
+		$query_params['default_where_conditions'] = $admin_request
+			? EEM_Base::default_where_conditions_none
+			: EEM_Base::default_where_conditions_all;
+		return $query_params;
+	}
 
 
-    /**
-     * form inputs should always be sorted in ascending order via the FIN_order field
-     *
-     * @param array $query_params
-     * @return array
-     */
-    private function addOrderByQueryParams(array $query_params): array
-    {
-        $query_params['order_by'] = ['FIN_order' => 'ASC'];
-        return $query_params;
-    }
+	/**
+	 * form inputs should always be sorted in ascending order via the FIN_order field
+	 *
+	 * @param array $query_params
+	 * @return array
+	 */
+	private function addOrderByQueryParams(array $query_params): array
+	{
+		$query_params['order_by'] = ['FIN_order' => 'ASC'];
+		return $query_params;
+	}
 
 
-    /**
-     * @param EE_Form_Section $form_section
-     * @param EE_Form_Element[] $all_form_elements
-     * @return EE_Form_Element[]
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function filterFormElementsForFormSection(EE_Form_Section $form_section, array $all_form_elements): array
-    {
-        return array_filter($all_form_elements, $form_section->formElementFilter());
-    }
+	/**
+	 * @param EE_Form_Section $form_section
+	 * @param EE_Form_Element[] $all_form_elements
+	 * @return EE_Form_Element[]
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function filterFormElementsForFormSection(EE_Form_Section $form_section, array $all_form_elements): array
+	{
+		return array_filter($all_form_elements, $form_section->formElementFilter());
+	}
 
 
-    /**
-     * @param EE_Form_Section[] $form_sections
-     * @return EE_Form_Element[]
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function getAllFormElementsForFormSections(array $form_sections): array
-    {
-        $FSC_UUIDs = [];
-        foreach ($form_sections as $form_section) {
-            if ($form_section instanceof EE_Form_Section) {
-                $FSC_UUIDs[] = $form_section->UUID();
-            }
-        }
-        $where_params = ['FSC_UUID' => ['IN', $FSC_UUIDs]];
-        $query_params = $this->addDefaultWhereConditions([$where_params]);
-        $query_params = $this->addOrderByQueryParams($query_params);
-        return $this->get_all($query_params);
-    }
+	/**
+	 * @param EE_Form_Section[] $form_sections
+	 * @return EE_Form_Element[]
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function getAllFormElementsForFormSections(array $form_sections): array
+	{
+		$FSC_UUIDs = [];
+		foreach ($form_sections as $form_section) {
+			if ($form_section instanceof EE_Form_Section) {
+				$FSC_UUIDs[] = $form_section->UUID();
+			}
+		}
+		$where_params = ['FSC_UUID' => ['IN', $FSC_UUIDs]];
+		$query_params = $this->addDefaultWhereConditions([$where_params]);
+		$query_params = $this->addOrderByQueryParams($query_params);
+		return $this->get_all($query_params);
+	}
 
 
-    /**
-     * @param bool $constants_only
-     * @return array
-     */
-    public function validTypeOptions(bool $constants_only = false): array
-    {
-        return $this->input_types->validTypeOptions($constants_only);
-    }
+	/**
+	 * @param bool $constants_only
+	 * @return array
+	 */
+	public function validTypeOptions(bool $constants_only = false): array
+	{
+		return $this->input_types->validTypeOptions($constants_only);
+	}
 }

core/db_models/EEM_Form_Submission.model.php

Indentation +114 added lines, -114 removed lines

@@ -11,130 +11,130 @@
  */
 class EEM_Form_Submission extends EEM_Base
 {
-    /**
-     * @var EEM_Form_Submission
-     */
-    protected static $_instance;
+	/**
+	 * @var EEM_Form_Submission
+	 */
+	protected static $_instance;
 
-    /**
-     * @var RequestInterface
-     */
-    private $request;
+	/**
+	 * @var RequestInterface
+	 */
+	private $request;
 
 
-    /**
-     * EEM_Form_Submission constructor.
-     *
-     * @param string|null $timezone
-     * @throws EE_Error
-     */
-    protected function __construct(?string $timezone)
-    {
-        $this->singular_item = esc_html__('Form Submission', 'event_espresso');
-        $this->plural_item   = esc_html__('Form Submissions', 'event_espresso');
+	/**
+	 * EEM_Form_Submission constructor.
+	 *
+	 * @param string|null $timezone
+	 * @throws EE_Error
+	 */
+	protected function __construct(?string $timezone)
+	{
+		$this->singular_item = esc_html__('Form Submission', 'event_espresso');
+		$this->plural_item   = esc_html__('Form Submissions', 'event_espresso');
 
-        $this->_tables          = [
-            'Form_Submission' => new EE_Primary_Table('esp_form_submission', 'FSB_UUID'),
-        ];
-        $this->_fields          = [
-            'Form_Submission' => [
-                'FSB_UUID'      => new EE_Primary_Key_String_Field(
-                    'FSB_UUID',
-                    esc_html__('Form Submission UUID (universally unique identifier)', 'event_espresso')
-                ),
-                'FSC_UUID'      => new EE_Foreign_Key_String_Field(
-                    'FSC_UUID',
-                    esc_html__('Form Section UUID (universally unique identifier)', 'event_espresso'),
-                    false,
-                    '',
-                    'Form_Section',
-                    false
-                ),
-                'TXN_ID'        => new EE_Foreign_Key_Int_Field(
-                    'TXN_ID',
-                    esc_html__('Transaction ID', 'event_espresso'),
-                    false,
-                    0,
-                    'Transaction'
-                ),
-                'FSB_data'      => new EE_JSON_Field(
-                    'FSB_data',
-                    esc_html__('Serialized form submission data', 'event_espresso'),
-                    true,
-                    null
-                ),
-                'FSB_submitted' => new EE_Datetime_Field(
-                    'FSB_submitted',
-                    esc_html__('Form submission timestamp', 'event_espresso'),
-                    false,
-                    EE_Datetime_Field::now,
-                    $timezone
-                ),
-            ],
-        ];
-        $this->_model_relations = [
-            'Form_Section' => new EE_Belongs_To_Relation(),
-            'Transaction'  => new EE_Belongs_To_Relation(),
-        ];
-        parent::__construct($timezone);
-        $this->request = $this->getLoader()->getShared('EventEspresso\core\services\request\RequestInterface');
-    }
+		$this->_tables          = [
+			'Form_Submission' => new EE_Primary_Table('esp_form_submission', 'FSB_UUID'),
+		];
+		$this->_fields          = [
+			'Form_Submission' => [
+				'FSB_UUID'      => new EE_Primary_Key_String_Field(
+					'FSB_UUID',
+					esc_html__('Form Submission UUID (universally unique identifier)', 'event_espresso')
+				),
+				'FSC_UUID'      => new EE_Foreign_Key_String_Field(
+					'FSC_UUID',
+					esc_html__('Form Section UUID (universally unique identifier)', 'event_espresso'),
+					false,
+					'',
+					'Form_Section',
+					false
+				),
+				'TXN_ID'        => new EE_Foreign_Key_Int_Field(
+					'TXN_ID',
+					esc_html__('Transaction ID', 'event_espresso'),
+					false,
+					0,
+					'Transaction'
+				),
+				'FSB_data'      => new EE_JSON_Field(
+					'FSB_data',
+					esc_html__('Serialized form submission data', 'event_espresso'),
+					true,
+					null
+				),
+				'FSB_submitted' => new EE_Datetime_Field(
+					'FSB_submitted',
+					esc_html__('Form submission timestamp', 'event_espresso'),
+					false,
+					EE_Datetime_Field::now,
+					$timezone
+				),
+			],
+		];
+		$this->_model_relations = [
+			'Form_Section' => new EE_Belongs_To_Relation(),
+			'Transaction'  => new EE_Belongs_To_Relation(),
+		];
+		parent::__construct($timezone);
+		$this->request = $this->getLoader()->getShared('EventEspresso\core\services\request\RequestInterface');
+	}
 
 
-    /**
-     * adds all default where conditions unless the current request originates from the admin
-     *
-     * @param array $query_params
-     * @return array
-     */
-    private function addDefaultWhereConditions(array $query_params): array
-    {
-        // might need to add a way to identify GQL requests for admin domains
-        $query_params['default_where_conditions'] = $this->request->isAdmin() || $this->request->isAdminAjax()
-            ? EEM_Base::default_where_conditions_none
-            : EEM_Base::default_where_conditions_all;
-        return $query_params;
-    }
+	/**
+	 * adds all default where conditions unless the current request originates from the admin
+	 *
+	 * @param array $query_params
+	 * @return array
+	 */
+	private function addDefaultWhereConditions(array $query_params): array
+	{
+		// might need to add a way to identify GQL requests for admin domains
+		$query_params['default_where_conditions'] = $this->request->isAdmin() || $this->request->isAdminAjax()
+			? EEM_Base::default_where_conditions_none
+			: EEM_Base::default_where_conditions_all;
+		return $query_params;
+	}
 
 
-    /**
-     * form sections should always be sorted in ascending order via the FSC_order field
-     *
-     * @param array $query_params
-     * @return array
-     */
-    private function addOrderByQueryParams(array $query_params): array
-    {
-        $query_params['order_by'] = ['FSB_submitted' => 'ASC'];
-        return $query_params;
-    }
+	/**
+	 * form sections should always be sorted in ascending order via the FSC_order field
+	 *
+	 * @param array $query_params
+	 * @return array
+	 */
+	private function addOrderByQueryParams(array $query_params): array
+	{
+		$query_params['order_by'] = ['FSB_submitted' => 'ASC'];
+		return $query_params;
+	}
 
 
-    /**
-     * @param EE_Event $event
-     * @return EE_Form_Submission[]|null
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function getAllFormSubmissionsForEvent(EE_Event $event): ?array
-    {
-        $query_params = [['FSC_UUID' => $event->registrationFormUuid()]];
-        $query_params = $this->addDefaultWhereConditions($query_params);
-        $query_params = $this->addOrderByQueryParams($query_params);
-        return $this->get_all($query_params);
-    }
+	/**
+	 * @param EE_Event $event
+	 * @return EE_Form_Submission[]|null
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function getAllFormSubmissionsForEvent(EE_Event $event): ?array
+	{
+		$query_params = [['FSC_UUID' => $event->registrationFormUuid()]];
+		$query_params = $this->addDefaultWhereConditions($query_params);
+		$query_params = $this->addOrderByQueryParams($query_params);
+		return $this->get_all($query_params);
+	}
 
 
-    /**
-     * @param EE_Transaction $transaction
-     * @return EE_Form_Submission|null
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function getFormSubmissionForTransaction(EE_Transaction $transaction): ?EE_Form_Submission
-    {
-        $query_params = [['TXN_ID' => $transaction->ID()]];
-        $query_params = $this->addDefaultWhereConditions($query_params);
-        return $this->get_one($query_params);
-    }
+	/**
+	 * @param EE_Transaction $transaction
+	 * @return EE_Form_Submission|null
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function getFormSubmissionForTransaction(EE_Transaction $transaction): ?EE_Form_Submission
+	{
+		$query_params = [['TXN_ID' => $transaction->ID()]];
+		$query_params = $this->addDefaultWhereConditions($query_params);
+		return $this->get_one($query_params);
+	}
 }

core/helpers/EEH_Debug_Tools.helper.php

Indentation +700 added lines, -700 removed lines

@@ -13,691 +13,691 @@ 
 class EEH_Debug_Tools
 {
 
-    /**
-     *    instance of the EEH_Autoloader object
-     *
-     * @var    $_instance
-     * @access    private
-     */
-    private static $_instance;
-
-    /**
-     * @var array
-     */
-    protected $_memory_usage_points = array();
-
-
-
-    /**
-     * @singleton method used to instantiate class object
-     * @access    public
-     * @return EEH_Debug_Tools
-     */
-    public static function instance()
-    {
-        // check if class object is instantiated, and instantiated properly
-        if (! self::$_instance instanceof EEH_Debug_Tools) {
-            self::$_instance = new self();
-        }
-        return self::$_instance;
-    }
-
-
-
-    /**
-     * private class constructor
-     */
-    private function __construct()
-    {
-        // load Kint PHP debugging library
-        if (! class_exists('Kint') && file_exists(EE_PLUGIN_DIR_PATH . 'tests/kint/Kint.class.php')) {
-            // despite EE4 having a check for an existing copy of the Kint debugging class,
-            // if another plugin was loaded AFTER EE4 and they did NOT perform a similar check,
-            // then hilarity would ensue as PHP throws a "Cannot redeclare class Kint" error
-            // so we've moved it to our test folder so that it is not included with production releases
-            // plz use https://wordpress.org/plugins/kint-debugger/  if testing production versions of EE
-            require_once(EE_PLUGIN_DIR_PATH . 'tests/kint/Kint.class.php');
-        }
-        // if ( ! defined('DOING_AJAX') || $_REQUEST['noheader'] !== 'true' || ! isset( $_REQUEST['noheader'], $_REQUEST['TB_iframe'] ) ) {
-        // add_action( 'shutdown', array($this,'espresso_session_footer_dump') );
-        // }
-        $plugin = basename(EE_PLUGIN_DIR_PATH);
-        add_action("activate_{$plugin}", array('EEH_Debug_Tools', 'ee_plugin_activation_errors'));
-        add_action('activated_plugin', array('EEH_Debug_Tools', 'ee_plugin_activation_errors'));
-        add_action('shutdown', array('EEH_Debug_Tools', 'show_db_name'));
-    }
-
-
-
-    /**
-     *    show_db_name
-     *
-     * @return void
-     */
-    public static function show_db_name()
-    {
-        if (! defined('DOING_AJAX') && (defined('EE_ERROR_EMAILS') && EE_ERROR_EMAILS)) {
-            echo '<p style="font-size:10px;font-weight:normal;color:#E76700;margin: 1em 2em; text-align: right;">DB_NAME: '
-                 . DB_NAME
-                 . '</p>';
-        }
-        if (EE_DEBUG) {
-            Benchmark::displayResults();
-        }
-    }
-
-
-
-    /**
-     *    dump EE_Session object at bottom of page after everything else has happened
-     *
-     * @return void
-     */
-    public function espresso_session_footer_dump()
-    {
-        if (
-            (defined('WP_DEBUG') && WP_DEBUG)
-            && ! defined('DOING_AJAX')
-            && class_exists('Kint')
-            && function_exists('wp_get_current_user')
-            && current_user_can('update_core')
-            && class_exists('EE_Registry')
-        ) {
-            Kint::dump(EE_Registry::instance()->SSN->id());
-            Kint::dump(EE_Registry::instance()->SSN);
-            //          Kint::dump( EE_Registry::instance()->SSN->get_session_data('cart')->get_tickets() );
-            $this->espresso_list_hooked_functions();
-            Benchmark::displayResults();
-        }
-    }
-
-
-
-    /**
-     *    List All Hooked Functions
-     *    to list all functions for a specific hook, add ee_list_hooks={hook-name} to URL
-     *    http://wp.smashingmagazine.com/2009/08/18/10-useful-wordpress-hook-hacks/
-     *
-     * @param string $tag
-     * @return void
-     */
-    public function espresso_list_hooked_functions($tag = '')
-    {
-        global $wp_filter;
-        echo '<br/><br/><br/><h3>Hooked Functions</h3>';
-        if ($tag) {
-            $hook[ $tag ] = $wp_filter[ $tag ];
-            if (! is_array($hook[ $tag ])) {
-                trigger_error("Nothing found for '$tag' hook", E_USER_WARNING);
-                return;
-            }
-            echo '<h5>For Tag: ' . $tag . '</h5>';
-        } else {
-            $hook = is_array($wp_filter) ? $wp_filter : array($wp_filter);
-            ksort($hook);
-        }
-        foreach ($hook as $tag_name => $priorities) {
-            echo "<br />&gt;&gt;&gt;&gt;&gt;\t<strong>$tag_name</strong><br />";
-            ksort($priorities);
-            foreach ($priorities as $priority => $function) {
-                echo $priority;
-                foreach ($function as $name => $properties) {
-                    echo "\t$name<br />";
-                }
-            }
-        }
-    }
-
-
-
-    /**
-     *    registered_filter_callbacks
-     *
-     * @param string $hook_name
-     * @return array
-     */
-    public static function registered_filter_callbacks($hook_name = '')
-    {
-        $filters = array();
-        global $wp_filter;
-        if (isset($wp_filter[ $hook_name ])) {
-            $filters[ $hook_name ] = array();
-            foreach ($wp_filter[ $hook_name ] as $priority => $callbacks) {
-                $filters[ $hook_name ][ $priority ] = array();
-                foreach ($callbacks as $callback) {
-                    $filters[ $hook_name ][ $priority ][] = $callback['function'];
-                }
-            }
-        }
-        return $filters;
-    }
-
-
-
-    /**
-     *    captures plugin activation errors for debugging
-     *
-     * @return void
-     * @throws EE_Error
-     */
-    public static function ee_plugin_activation_errors()
-    {
-        if (WP_DEBUG) {
-            $activation_errors = ob_get_contents();
-            if (empty($activation_errors)) {
-                return;
-            }
-            $activation_errors = date('Y-m-d H:i:s') . "\n" . $activation_errors;
-            espresso_load_required('EEH_File', EE_HELPERS . 'EEH_File.helper.php');
-            if (class_exists('EEH_File')) {
-                try {
-                    EEH_File::ensure_file_exists_and_is_writable(
-                        EVENT_ESPRESSO_UPLOAD_DIR . 'logs/espresso_plugin_activation_errors.html'
-                    );
-                    EEH_File::write_to_file(
-                        EVENT_ESPRESSO_UPLOAD_DIR . 'logs/espresso_plugin_activation_errors.html',
-                        $activation_errors
-                    );
-                } catch (EE_Error $e) {
-                    EE_Error::add_error(
-                        sprintf(
-                            __(
-                                'The Event Espresso activation errors file could not be setup because: %s',
-                                'event_espresso'
-                            ),
-                            $e->getMessage()
-                        ),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                }
-            } else {
-                // old school attempt
-                file_put_contents(
-                    EVENT_ESPRESSO_UPLOAD_DIR . 'logs/espresso_plugin_activation_errors.html',
-                    $activation_errors
-                );
-            }
-            $activation_errors = get_option('ee_plugin_activation_errors', '') . $activation_errors;
-            update_option('ee_plugin_activation_errors', $activation_errors);
-        }
-    }
-
-
-
-    /**
-     * This basically mimics the WordPress _doing_it_wrong() function except adds our own messaging etc.
-     * Very useful for providing helpful messages to developers when the method of doing something has been deprecated,
-     * or we want to make sure they use something the right way.
-     *
-     * @access public
-     * @param string $function      The function that was called
-     * @param string $message       A message explaining what has been done incorrectly
-     * @param string $version       The version of Event Espresso where the error was added
-     * @param string $applies_when  a version string for when you want the doing_it_wrong notice to begin appearing
-     *                              for a deprecated function. This allows deprecation to occur during one version,
-     *                              but not have any notices appear until a later version. This allows developers
-     *                              extra time to update their code before notices appear.
-     * @param int    $error_type
-     * @uses   trigger_error()
-     */
-    public function doing_it_wrong(
-        $function,
-        $message,
-        $version,
-        $applies_when = '',
-        $error_type = null
-    ) {
-        $applies_when = ! empty($applies_when) ? $applies_when : espresso_version();
-        $error_type = $error_type !== null ? $error_type : E_USER_NOTICE;
-        // because we swapped the parameter order around for the last two params,
-        // let's verify that some third party isn't still passing an error type value for the third param
-        if (is_int($applies_when)) {
-            $error_type = $applies_when;
-            $applies_when = espresso_version();
-        }
-        // if not displaying notices yet, then just leave
-        if (version_compare(espresso_version(), $applies_when, '<')) {
-            return;
-        }
-        do_action('AHEE__EEH_Debug_Tools__doing_it_wrong_run', $function, $message, $version);
-        $version = $version === null
-            ? ''
-            : sprintf(
-                __('(This message was added in version %s of Event Espresso)', 'event_espresso'),
-                $version
-            );
-        $error_message = sprintf(
-            esc_html__('%1$s was called %2$sincorrectly%3$s. %4$s %5$s', 'event_espresso'),
-            $function,
-            '<strong>',
-            '</strong>',
-            $message,
-            $version
-        );
-        // don't trigger error if doing ajax,
-        // instead we'll add a transient EE_Error notice that in theory should show on the next request.
-        if (defined('DOING_AJAX') && DOING_AJAX) {
-            $error_message .= ' ' . esc_html__(
-                'This is a doing_it_wrong message that was triggered during an ajax request.  The request params on this request were: ',
-                'event_espresso'
-            );
-            $error_message .= '<ul><li>';
-            $error_message .= implode('</li><li>', EE_Registry::instance()->REQ->params());
-            $error_message .= '</ul>';
-            EE_Error::add_error($error_message, 'debug::doing_it_wrong', $function, '42');
-            // now we set this on the transient so it shows up on the next request.
-            EE_Error::get_notices(false, true);
-        } else {
-            trigger_error($error_message, $error_type);
-        }
-    }
-
-
-
-
-    /**
-     * Logger helpers
-     */
-    /**
-     * debug
-     *
-     * @param string $class
-     * @param string $func
-     * @param string $line
-     * @param array  $info
-     * @param bool   $display_request
-     * @param string $debug_index
-     * @param string $debug_key
-     * @throws EE_Error
-     * @throws \EventEspresso\core\exceptions\InvalidSessionDataException
-     */
-    public static function log(
-        $class = '',
-        $func = '',
-        $line = '',
-        $info = array(),
-        $display_request = false,
-        $debug_index = '',
-        $debug_key = 'EE_DEBUG_SPCO'
-    ) {
-        if (WP_DEBUG) {
-            $debug_key = $debug_key . '_' . EE_Session::instance()->id();
-            $debug_data = get_option($debug_key, array());
-            $default_data = array(
-                $class => $func . '() : ' . $line,
-                'REQ'  => $display_request ? $_REQUEST : '',
-            );
-            // don't serialize objects
-            $info = self::strip_objects($info);
-            $index = ! empty($debug_index) ? $debug_index : 0;
-            if (! isset($debug_data[ $index ])) {
-                $debug_data[ $index ] = array();
-            }
-            $debug_data[ $index ][ microtime() ] = array_merge($default_data, $info);
-            update_option($debug_key, $debug_data);
-        }
-    }
-
-
-
-    /**
-     * strip_objects
-     *
-     * @param array $info
-     * @return array
-     */
-    public static function strip_objects($info = array())
-    {
-        foreach ($info as $key => $value) {
-            if (is_array($value)) {
-                $info[ $key ] = self::strip_objects($value);
-            } elseif (is_object($value)) {
-                $object_class = get_class($value);
-                $info[ $object_class ] = array();
-                $info[ $object_class ]['ID'] = method_exists($value, 'ID') ? $value->ID() : spl_object_hash($value);
-                if (method_exists($value, 'ID')) {
-                    $info[ $object_class ]['ID'] = $value->ID();
-                }
-                if (method_exists($value, 'status')) {
-                    $info[ $object_class ]['status'] = $value->status();
-                } elseif (method_exists($value, 'status_ID')) {
-                    $info[ $object_class ]['status'] = $value->status_ID();
-                }
-                unset($info[ $key ]);
-            }
-        }
-        return (array) $info;
-    }
-
-
-
-    /**
-     * @param mixed      $var
-     * @param string     $var_name
-     * @param string     $file
-     * @param int|string $line
-     * @param int|string $heading_tag
-     * @param bool       $die
-     * @param string     $margin
-     */
-    public static function printv(
-        $var,
-        $var_name = '',
-        $file = '',
-        $line = '',
-        $heading_tag = 5,
-        $die = false,
-        $margin = ''
-    ) {
-        $var_name = ! $var_name ? 'string' : $var_name;
-        $var_name = ucwords(str_replace('$', '', $var_name));
-        $is_method = method_exists($var_name, $var);
-        $var_name = ucwords(str_replace('_', ' ', $var_name));
-        $heading_tag = EEH_Debug_Tools::headingTag($heading_tag);
-        // $result = EEH_Debug_Tools::headingSpacer($heading_tag);
-        $result = EEH_Debug_Tools::heading($var_name, $heading_tag, $margin, $line);
-        $result .= $is_method
-            ? EEH_Debug_Tools::grey_span('::') . EEH_Debug_Tools::orange_span($var . '()')
-            : EEH_Debug_Tools::grey_span(' : ') . EEH_Debug_Tools::orange_span($var);
-        $result .= EEH_Debug_Tools::file_and_line($file, $line, $heading_tag);
-        $result .= EEH_Debug_Tools::headingX($heading_tag);
-        if ($die) {
-            die($result);
-        }
-        echo $result;
-    }
-
-
-    protected static function headingTag($heading_tag)
-    {
-        $heading_tag = absint($heading_tag);
-        return $heading_tag > 0 && $heading_tag < 7 ? "h{$heading_tag}" : 'h5';
-    }
-
-
-    protected static function headingSpacer($heading_tag)
-    {
-        return EEH_Debug_Tools::plainOutput() && ($heading_tag === 'h1' || $heading_tag === 'h2')
-            ? "\n"
-            : '';
-    }
-
-
-    protected static function plainOutput()
-    {
-        return defined('EE_TESTS_DIR')
-               || (defined('DOING_AJAX') && DOING_AJAX && ! isset($_REQUEST['pretty_output']))
-               || (
-                   isset($_SERVER['REQUEST_URI'])
-                   && strpos(parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH), 'wp-json') !== false
-               );
-    }
-
-
-    /**
-     * @param string $var_name
-     * @param string $heading_tag
-     * @param string $margin
-     * @param int    $line
-     * @return string
-     */
-    protected static function heading($var_name = '', $heading_tag = 'h5', $margin = '', $line = 0)
-    {
-        if (EEH_Debug_Tools::plainOutput()) {
-            switch ($heading_tag) {
-                case 'h1':
-                    $line_breaks = EEH_Debug_Tools::lineBreak(3);
-                    break;
-                case 'h2':
-                    $line_breaks = EEH_Debug_Tools::lineBreak(2);
-                    break;
-                default:
-                    $line_breaks = EEH_Debug_Tools::lineBreak();
-                    break;
-            }
-            return "{$line_breaks}{$line}) {$var_name}";
-        }
-        $margin = "25px 0 0 {$margin}";
-        return '<' . $heading_tag . ' style="color:#2EA2CC; margin:' . $margin . ';"><b>' . $var_name . '</b>';
-    }
-
-
-
-    /**
-     * @param string $heading_tag
-     * @return string
-     */
-    protected static function headingX($heading_tag = 'h5')
-    {
-        if (EEH_Debug_Tools::plainOutput()) {
-            return '';
-        }
-        return '</' . $heading_tag . '>';
-    }
-
-
-
-    /**
-     * @param string $content
-     * @return string
-     */
-    protected static function grey_span($content = '')
-    {
-        if (EEH_Debug_Tools::plainOutput()) {
-            return $content;
-        }
-        return '<span style="color:#999">' . $content . '</span>';
-    }
-
-
-
-    /**
-     * @param string $file
-     * @param int    $line
-     * @return string
-     */
-    protected static function file_and_line($file, $line, $heading_tag)
-    {
-        if ($file === '' || $line === '') {
-            return '';
-        }
-        $file = str_replace(EE_PLUGIN_DIR_PATH, '/', $file);
-        if (EEH_Debug_Tools::plainOutput()) {
-            if ($heading_tag === 'h1' || $heading_tag === 'h2') {
-                return " ({$file})";
-            }
-            return '';
-        }
-        return '<br /><span style="font-size:9px;font-weight:normal;color:#666;line-height: 12px;">'
-               . $file
-               . '<br />line no: '
-               . $line
-               . '</span>';
-    }
-
-
-
-    /**
-     * @param string $content
-     * @return string
-     */
-    protected static function orange_span($content = '')
-    {
-        if (EEH_Debug_Tools::plainOutput()) {
-            return $content;
-        }
-        return '<span style="color:#E76700">' . $content . '</span>';
-    }
-
-
-
-    /**
-     * @param mixed $var
-     * @return string
-     */
-    protected static function pre_span($var)
-    {
-        ob_start();
-        var_dump($var);
-        $var = ob_get_clean();
-        if (EEH_Debug_Tools::plainOutput()) {
-            return $var;
-        }
-        return '<pre style="color: #9C3; display: inline-block; padding:.4em .6em; background: #334">' . $var . '</pre>';
-    }
-
-
-
-    /**
-     * @param mixed      $var
-     * @param string     $var_name
-     * @param string     $file
-     * @param int|string $line
-     * @param int|string $heading_tag
-     * @param bool       $die
-     */
-    public static function printr(
-        $var,
-        $var_name = '',
-        $file = '',
-        $line = '',
-        $heading_tag = 5,
-        $die = false
-    ) {
-        // return;
-        $file = str_replace(rtrim(ABSPATH, '\\/'), '', $file);
-        if (empty($var) && empty($var_name)) {
-            $var = $file;
-            $var_name = "line $line";
-            $file = '';
-            $line = '';
-        }
-        $margin = is_admin() ? ' 180px' : '0';
-        // $print_r = false;
-        if (is_string($var)) {
-            EEH_Debug_Tools::printv($var, $var_name, $file, $line, $heading_tag, $die, $margin);
-            return;
-        }
-        if (is_object($var)) {
-            $var_name = ! $var_name ? 'object' : $var_name;
-            // $print_r = true;
-        } elseif (is_array($var)) {
-            $var_name = ! $var_name ? 'array' : $var_name;
-            // $print_r = true;
-        } elseif (is_numeric($var)) {
-            $var_name = ! $var_name ? 'numeric' : $var_name;
-        } elseif ($var === null) {
-            $var_name = ! $var_name ? 'null' : $var_name;
-        }
-        $var_name = ucwords(str_replace(array('$', '_'), array('', ' '), $var_name));
-        $heading_tag = EEH_Debug_Tools::headingTag($heading_tag);
-        // $result = EEH_Debug_Tools::headingSpacer($heading_tag);
-        $result = EEH_Debug_Tools::heading($var_name, $heading_tag, $margin, $line);
-        $result .= EEH_Debug_Tools::grey_span(' : ') . EEH_Debug_Tools::orange_span(
-            EEH_Debug_Tools::pre_span($var)
-        );
-        $result .= EEH_Debug_Tools::file_and_line($file, $line, $heading_tag);
-        $result .= EEH_Debug_Tools::headingX($heading_tag);
-        if ($die) {
-            die($result);
-        }
-        echo $result;
-    }
-
-
-    private static function lineBreak($lines = 1): string
-    {
-        $linebreak = defined('DOING_AJAX') && DOING_AJAX ? '<br />' : PHP_EOL;
-        return str_repeat($linebreak, $lines);
-    }
-
-
-
-    /******************** deprecated ********************/
-
-
-
-    /**
-     * @deprecated 4.9.39.rc.034
-     */
-    public function reset_times()
-    {
-        Benchmark::resetTimes();
-    }
-
-
-
-    /**
-     * @deprecated 4.9.39.rc.034
-     * @param null $timer_name
-     */
-    public function start_timer($timer_name = null)
-    {
-        Benchmark::startTimer($timer_name);
-    }
-
-
-
-    /**
-     * @deprecated 4.9.39.rc.034
-     * @param string $timer_name
-     */
-    public function stop_timer($timer_name = '')
-    {
-        Benchmark::stopTimer($timer_name);
-    }
-
-
-
-    /**
-     * @deprecated 4.9.39.rc.034
-     * @param string  $label      The label to show for this time eg "Start of calling Some_Class::some_function"
-     * @param boolean $output_now whether to echo now, or wait until EEH_Debug_Tools::show_times() is called
-     * @return void
-     */
-    public function measure_memory($label, $output_now = false)
-    {
-        Benchmark::measureMemory($label, $output_now);
-    }
-
-
-
-    /**
-     * @deprecated 4.9.39.rc.034
-     * @param int $size
-     * @return string
-     */
-    public function convert($size)
-    {
-        return Benchmark::convert($size);
-    }
-
-
-
-    /**
-     * @deprecated 4.9.39.rc.034
-     * @param bool $output_now
-     * @return string
-     */
-    public function show_times($output_now = true)
-    {
-        return Benchmark::displayResults($output_now);
-    }
-
-
-
-    /**
-     * @deprecated 4.9.39.rc.034
-     * @param string $timer_name
-     * @param float  $total_time
-     * @return string
-     */
-    public function format_time($timer_name, $total_time)
-    {
-        return Benchmark::formatTime($timer_name, $total_time);
-    }
+	/**
+	 *    instance of the EEH_Autoloader object
+	 *
+	 * @var    $_instance
+	 * @access    private
+	 */
+	private static $_instance;
+
+	/**
+	 * @var array
+	 */
+	protected $_memory_usage_points = array();
+
+
+
+	/**
+	 * @singleton method used to instantiate class object
+	 * @access    public
+	 * @return EEH_Debug_Tools
+	 */
+	public static function instance()
+	{
+		// check if class object is instantiated, and instantiated properly
+		if (! self::$_instance instanceof EEH_Debug_Tools) {
+			self::$_instance = new self();
+		}
+		return self::$_instance;
+	}
+
+
+
+	/**
+	 * private class constructor
+	 */
+	private function __construct()
+	{
+		// load Kint PHP debugging library
+		if (! class_exists('Kint') && file_exists(EE_PLUGIN_DIR_PATH . 'tests/kint/Kint.class.php')) {
+			// despite EE4 having a check for an existing copy of the Kint debugging class,
+			// if another plugin was loaded AFTER EE4 and they did NOT perform a similar check,
+			// then hilarity would ensue as PHP throws a "Cannot redeclare class Kint" error
+			// so we've moved it to our test folder so that it is not included with production releases
+			// plz use https://wordpress.org/plugins/kint-debugger/  if testing production versions of EE
+			require_once(EE_PLUGIN_DIR_PATH . 'tests/kint/Kint.class.php');
+		}
+		// if ( ! defined('DOING_AJAX') || $_REQUEST['noheader'] !== 'true' || ! isset( $_REQUEST['noheader'], $_REQUEST['TB_iframe'] ) ) {
+		// add_action( 'shutdown', array($this,'espresso_session_footer_dump') );
+		// }
+		$plugin = basename(EE_PLUGIN_DIR_PATH);
+		add_action("activate_{$plugin}", array('EEH_Debug_Tools', 'ee_plugin_activation_errors'));
+		add_action('activated_plugin', array('EEH_Debug_Tools', 'ee_plugin_activation_errors'));
+		add_action('shutdown', array('EEH_Debug_Tools', 'show_db_name'));
+	}
+
+
+
+	/**
+	 *    show_db_name
+	 *
+	 * @return void
+	 */
+	public static function show_db_name()
+	{
+		if (! defined('DOING_AJAX') && (defined('EE_ERROR_EMAILS') && EE_ERROR_EMAILS)) {
+			echo '<p style="font-size:10px;font-weight:normal;color:#E76700;margin: 1em 2em; text-align: right;">DB_NAME: '
+				 . DB_NAME
+				 . '</p>';
+		}
+		if (EE_DEBUG) {
+			Benchmark::displayResults();
+		}
+	}
+
+
+
+	/**
+	 *    dump EE_Session object at bottom of page after everything else has happened
+	 *
+	 * @return void
+	 */
+	public function espresso_session_footer_dump()
+	{
+		if (
+			(defined('WP_DEBUG') && WP_DEBUG)
+			&& ! defined('DOING_AJAX')
+			&& class_exists('Kint')
+			&& function_exists('wp_get_current_user')
+			&& current_user_can('update_core')
+			&& class_exists('EE_Registry')
+		) {
+			Kint::dump(EE_Registry::instance()->SSN->id());
+			Kint::dump(EE_Registry::instance()->SSN);
+			//          Kint::dump( EE_Registry::instance()->SSN->get_session_data('cart')->get_tickets() );
+			$this->espresso_list_hooked_functions();
+			Benchmark::displayResults();
+		}
+	}
+
+
+
+	/**
+	 *    List All Hooked Functions
+	 *    to list all functions for a specific hook, add ee_list_hooks={hook-name} to URL
+	 *    http://wp.smashingmagazine.com/2009/08/18/10-useful-wordpress-hook-hacks/
+	 *
+	 * @param string $tag
+	 * @return void
+	 */
+	public function espresso_list_hooked_functions($tag = '')
+	{
+		global $wp_filter;
+		echo '<br/><br/><br/><h3>Hooked Functions</h3>';
+		if ($tag) {
+			$hook[ $tag ] = $wp_filter[ $tag ];
+			if (! is_array($hook[ $tag ])) {
+				trigger_error("Nothing found for '$tag' hook", E_USER_WARNING);
+				return;
+			}
+			echo '<h5>For Tag: ' . $tag . '</h5>';
+		} else {
+			$hook = is_array($wp_filter) ? $wp_filter : array($wp_filter);
+			ksort($hook);
+		}
+		foreach ($hook as $tag_name => $priorities) {
+			echo "<br />&gt;&gt;&gt;&gt;&gt;\t<strong>$tag_name</strong><br />";
+			ksort($priorities);
+			foreach ($priorities as $priority => $function) {
+				echo $priority;
+				foreach ($function as $name => $properties) {
+					echo "\t$name<br />";
+				}
+			}
+		}
+	}
+
+
+
+	/**
+	 *    registered_filter_callbacks
+	 *
+	 * @param string $hook_name
+	 * @return array
+	 */
+	public static function registered_filter_callbacks($hook_name = '')
+	{
+		$filters = array();
+		global $wp_filter;
+		if (isset($wp_filter[ $hook_name ])) {
+			$filters[ $hook_name ] = array();
+			foreach ($wp_filter[ $hook_name ] as $priority => $callbacks) {
+				$filters[ $hook_name ][ $priority ] = array();
+				foreach ($callbacks as $callback) {
+					$filters[ $hook_name ][ $priority ][] = $callback['function'];
+				}
+			}
+		}
+		return $filters;
+	}
+
+
+
+	/**
+	 *    captures plugin activation errors for debugging
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public static function ee_plugin_activation_errors()
+	{
+		if (WP_DEBUG) {
+			$activation_errors = ob_get_contents();
+			if (empty($activation_errors)) {
+				return;
+			}
+			$activation_errors = date('Y-m-d H:i:s') . "\n" . $activation_errors;
+			espresso_load_required('EEH_File', EE_HELPERS . 'EEH_File.helper.php');
+			if (class_exists('EEH_File')) {
+				try {
+					EEH_File::ensure_file_exists_and_is_writable(
+						EVENT_ESPRESSO_UPLOAD_DIR . 'logs/espresso_plugin_activation_errors.html'
+					);
+					EEH_File::write_to_file(
+						EVENT_ESPRESSO_UPLOAD_DIR . 'logs/espresso_plugin_activation_errors.html',
+						$activation_errors
+					);
+				} catch (EE_Error $e) {
+					EE_Error::add_error(
+						sprintf(
+							__(
+								'The Event Espresso activation errors file could not be setup because: %s',
+								'event_espresso'
+							),
+							$e->getMessage()
+						),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+				}
+			} else {
+				// old school attempt
+				file_put_contents(
+					EVENT_ESPRESSO_UPLOAD_DIR . 'logs/espresso_plugin_activation_errors.html',
+					$activation_errors
+				);
+			}
+			$activation_errors = get_option('ee_plugin_activation_errors', '') . $activation_errors;
+			update_option('ee_plugin_activation_errors', $activation_errors);
+		}
+	}
+
+
+
+	/**
+	 * This basically mimics the WordPress _doing_it_wrong() function except adds our own messaging etc.
+	 * Very useful for providing helpful messages to developers when the method of doing something has been deprecated,
+	 * or we want to make sure they use something the right way.
+	 *
+	 * @access public
+	 * @param string $function      The function that was called
+	 * @param string $message       A message explaining what has been done incorrectly
+	 * @param string $version       The version of Event Espresso where the error was added
+	 * @param string $applies_when  a version string for when you want the doing_it_wrong notice to begin appearing
+	 *                              for a deprecated function. This allows deprecation to occur during one version,
+	 *                              but not have any notices appear until a later version. This allows developers
+	 *                              extra time to update their code before notices appear.
+	 * @param int    $error_type
+	 * @uses   trigger_error()
+	 */
+	public function doing_it_wrong(
+		$function,
+		$message,
+		$version,
+		$applies_when = '',
+		$error_type = null
+	) {
+		$applies_when = ! empty($applies_when) ? $applies_when : espresso_version();
+		$error_type = $error_type !== null ? $error_type : E_USER_NOTICE;
+		// because we swapped the parameter order around for the last two params,
+		// let's verify that some third party isn't still passing an error type value for the third param
+		if (is_int($applies_when)) {
+			$error_type = $applies_when;
+			$applies_when = espresso_version();
+		}
+		// if not displaying notices yet, then just leave
+		if (version_compare(espresso_version(), $applies_when, '<')) {
+			return;
+		}
+		do_action('AHEE__EEH_Debug_Tools__doing_it_wrong_run', $function, $message, $version);
+		$version = $version === null
+			? ''
+			: sprintf(
+				__('(This message was added in version %s of Event Espresso)', 'event_espresso'),
+				$version
+			);
+		$error_message = sprintf(
+			esc_html__('%1$s was called %2$sincorrectly%3$s. %4$s %5$s', 'event_espresso'),
+			$function,
+			'<strong>',
+			'</strong>',
+			$message,
+			$version
+		);
+		// don't trigger error if doing ajax,
+		// instead we'll add a transient EE_Error notice that in theory should show on the next request.
+		if (defined('DOING_AJAX') && DOING_AJAX) {
+			$error_message .= ' ' . esc_html__(
+				'This is a doing_it_wrong message that was triggered during an ajax request.  The request params on this request were: ',
+				'event_espresso'
+			);
+			$error_message .= '<ul><li>';
+			$error_message .= implode('</li><li>', EE_Registry::instance()->REQ->params());
+			$error_message .= '</ul>';
+			EE_Error::add_error($error_message, 'debug::doing_it_wrong', $function, '42');
+			// now we set this on the transient so it shows up on the next request.
+			EE_Error::get_notices(false, true);
+		} else {
+			trigger_error($error_message, $error_type);
+		}
+	}
+
+
+
+
+	/**
+	 * Logger helpers
+	 */
+	/**
+	 * debug
+	 *
+	 * @param string $class
+	 * @param string $func
+	 * @param string $line
+	 * @param array  $info
+	 * @param bool   $display_request
+	 * @param string $debug_index
+	 * @param string $debug_key
+	 * @throws EE_Error
+	 * @throws \EventEspresso\core\exceptions\InvalidSessionDataException
+	 */
+	public static function log(
+		$class = '',
+		$func = '',
+		$line = '',
+		$info = array(),
+		$display_request = false,
+		$debug_index = '',
+		$debug_key = 'EE_DEBUG_SPCO'
+	) {
+		if (WP_DEBUG) {
+			$debug_key = $debug_key . '_' . EE_Session::instance()->id();
+			$debug_data = get_option($debug_key, array());
+			$default_data = array(
+				$class => $func . '() : ' . $line,
+				'REQ'  => $display_request ? $_REQUEST : '',
+			);
+			// don't serialize objects
+			$info = self::strip_objects($info);
+			$index = ! empty($debug_index) ? $debug_index : 0;
+			if (! isset($debug_data[ $index ])) {
+				$debug_data[ $index ] = array();
+			}
+			$debug_data[ $index ][ microtime() ] = array_merge($default_data, $info);
+			update_option($debug_key, $debug_data);
+		}
+	}
+
+
+
+	/**
+	 * strip_objects
+	 *
+	 * @param array $info
+	 * @return array
+	 */
+	public static function strip_objects($info = array())
+	{
+		foreach ($info as $key => $value) {
+			if (is_array($value)) {
+				$info[ $key ] = self::strip_objects($value);
+			} elseif (is_object($value)) {
+				$object_class = get_class($value);
+				$info[ $object_class ] = array();
+				$info[ $object_class ]['ID'] = method_exists($value, 'ID') ? $value->ID() : spl_object_hash($value);
+				if (method_exists($value, 'ID')) {
+					$info[ $object_class ]['ID'] = $value->ID();
+				}
+				if (method_exists($value, 'status')) {
+					$info[ $object_class ]['status'] = $value->status();
+				} elseif (method_exists($value, 'status_ID')) {
+					$info[ $object_class ]['status'] = $value->status_ID();
+				}
+				unset($info[ $key ]);
+			}
+		}
+		return (array) $info;
+	}
+
+
+
+	/**
+	 * @param mixed      $var
+	 * @param string     $var_name
+	 * @param string     $file
+	 * @param int|string $line
+	 * @param int|string $heading_tag
+	 * @param bool       $die
+	 * @param string     $margin
+	 */
+	public static function printv(
+		$var,
+		$var_name = '',
+		$file = '',
+		$line = '',
+		$heading_tag = 5,
+		$die = false,
+		$margin = ''
+	) {
+		$var_name = ! $var_name ? 'string' : $var_name;
+		$var_name = ucwords(str_replace('$', '', $var_name));
+		$is_method = method_exists($var_name, $var);
+		$var_name = ucwords(str_replace('_', ' ', $var_name));
+		$heading_tag = EEH_Debug_Tools::headingTag($heading_tag);
+		// $result = EEH_Debug_Tools::headingSpacer($heading_tag);
+		$result = EEH_Debug_Tools::heading($var_name, $heading_tag, $margin, $line);
+		$result .= $is_method
+			? EEH_Debug_Tools::grey_span('::') . EEH_Debug_Tools::orange_span($var . '()')
+			: EEH_Debug_Tools::grey_span(' : ') . EEH_Debug_Tools::orange_span($var);
+		$result .= EEH_Debug_Tools::file_and_line($file, $line, $heading_tag);
+		$result .= EEH_Debug_Tools::headingX($heading_tag);
+		if ($die) {
+			die($result);
+		}
+		echo $result;
+	}
+
+
+	protected static function headingTag($heading_tag)
+	{
+		$heading_tag = absint($heading_tag);
+		return $heading_tag > 0 && $heading_tag < 7 ? "h{$heading_tag}" : 'h5';
+	}
+
+
+	protected static function headingSpacer($heading_tag)
+	{
+		return EEH_Debug_Tools::plainOutput() && ($heading_tag === 'h1' || $heading_tag === 'h2')
+			? "\n"
+			: '';
+	}
+
+
+	protected static function plainOutput()
+	{
+		return defined('EE_TESTS_DIR')
+			   || (defined('DOING_AJAX') && DOING_AJAX && ! isset($_REQUEST['pretty_output']))
+			   || (
+				   isset($_SERVER['REQUEST_URI'])
+				   && strpos(parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH), 'wp-json') !== false
+			   );
+	}
+
+
+	/**
+	 * @param string $var_name
+	 * @param string $heading_tag
+	 * @param string $margin
+	 * @param int    $line
+	 * @return string
+	 */
+	protected static function heading($var_name = '', $heading_tag = 'h5', $margin = '', $line = 0)
+	{
+		if (EEH_Debug_Tools::plainOutput()) {
+			switch ($heading_tag) {
+				case 'h1':
+					$line_breaks = EEH_Debug_Tools::lineBreak(3);
+					break;
+				case 'h2':
+					$line_breaks = EEH_Debug_Tools::lineBreak(2);
+					break;
+				default:
+					$line_breaks = EEH_Debug_Tools::lineBreak();
+					break;
+			}
+			return "{$line_breaks}{$line}) {$var_name}";
+		}
+		$margin = "25px 0 0 {$margin}";
+		return '<' . $heading_tag . ' style="color:#2EA2CC; margin:' . $margin . ';"><b>' . $var_name . '</b>';
+	}
+
+
+
+	/**
+	 * @param string $heading_tag
+	 * @return string
+	 */
+	protected static function headingX($heading_tag = 'h5')
+	{
+		if (EEH_Debug_Tools::plainOutput()) {
+			return '';
+		}
+		return '</' . $heading_tag . '>';
+	}
+
+
+
+	/**
+	 * @param string $content
+	 * @return string
+	 */
+	protected static function grey_span($content = '')
+	{
+		if (EEH_Debug_Tools::plainOutput()) {
+			return $content;
+		}
+		return '<span style="color:#999">' . $content . '</span>';
+	}
+
+
+
+	/**
+	 * @param string $file
+	 * @param int    $line
+	 * @return string
+	 */
+	protected static function file_and_line($file, $line, $heading_tag)
+	{
+		if ($file === '' || $line === '') {
+			return '';
+		}
+		$file = str_replace(EE_PLUGIN_DIR_PATH, '/', $file);
+		if (EEH_Debug_Tools::plainOutput()) {
+			if ($heading_tag === 'h1' || $heading_tag === 'h2') {
+				return " ({$file})";
+			}
+			return '';
+		}
+		return '<br /><span style="font-size:9px;font-weight:normal;color:#666;line-height: 12px;">'
+			   . $file
+			   . '<br />line no: '
+			   . $line
+			   . '</span>';
+	}
+
+
+
+	/**
+	 * @param string $content
+	 * @return string
+	 */
+	protected static function orange_span($content = '')
+	{
+		if (EEH_Debug_Tools::plainOutput()) {
+			return $content;
+		}
+		return '<span style="color:#E76700">' . $content . '</span>';
+	}
+
+
+
+	/**
+	 * @param mixed $var
+	 * @return string
+	 */
+	protected static function pre_span($var)
+	{
+		ob_start();
+		var_dump($var);
+		$var = ob_get_clean();
+		if (EEH_Debug_Tools::plainOutput()) {
+			return $var;
+		}
+		return '<pre style="color: #9C3; display: inline-block; padding:.4em .6em; background: #334">' . $var . '</pre>';
+	}
+
+
+
+	/**
+	 * @param mixed      $var
+	 * @param string     $var_name
+	 * @param string     $file
+	 * @param int|string $line
+	 * @param int|string $heading_tag
+	 * @param bool       $die
+	 */
+	public static function printr(
+		$var,
+		$var_name = '',
+		$file = '',
+		$line = '',
+		$heading_tag = 5,
+		$die = false
+	) {
+		// return;
+		$file = str_replace(rtrim(ABSPATH, '\\/'), '', $file);
+		if (empty($var) && empty($var_name)) {
+			$var = $file;
+			$var_name = "line $line";
+			$file = '';
+			$line = '';
+		}
+		$margin = is_admin() ? ' 180px' : '0';
+		// $print_r = false;
+		if (is_string($var)) {
+			EEH_Debug_Tools::printv($var, $var_name, $file, $line, $heading_tag, $die, $margin);
+			return;
+		}
+		if (is_object($var)) {
+			$var_name = ! $var_name ? 'object' : $var_name;
+			// $print_r = true;
+		} elseif (is_array($var)) {
+			$var_name = ! $var_name ? 'array' : $var_name;
+			// $print_r = true;
+		} elseif (is_numeric($var)) {
+			$var_name = ! $var_name ? 'numeric' : $var_name;
+		} elseif ($var === null) {
+			$var_name = ! $var_name ? 'null' : $var_name;
+		}
+		$var_name = ucwords(str_replace(array('$', '_'), array('', ' '), $var_name));
+		$heading_tag = EEH_Debug_Tools::headingTag($heading_tag);
+		// $result = EEH_Debug_Tools::headingSpacer($heading_tag);
+		$result = EEH_Debug_Tools::heading($var_name, $heading_tag, $margin, $line);
+		$result .= EEH_Debug_Tools::grey_span(' : ') . EEH_Debug_Tools::orange_span(
+			EEH_Debug_Tools::pre_span($var)
+		);
+		$result .= EEH_Debug_Tools::file_and_line($file, $line, $heading_tag);
+		$result .= EEH_Debug_Tools::headingX($heading_tag);
+		if ($die) {
+			die($result);
+		}
+		echo $result;
+	}
+
+
+	private static function lineBreak($lines = 1): string
+	{
+		$linebreak = defined('DOING_AJAX') && DOING_AJAX ? '<br />' : PHP_EOL;
+		return str_repeat($linebreak, $lines);
+	}
+
+
+
+	/******************** deprecated ********************/
+
+
+
+	/**
+	 * @deprecated 4.9.39.rc.034
+	 */
+	public function reset_times()
+	{
+		Benchmark::resetTimes();
+	}
+
+
+
+	/**
+	 * @deprecated 4.9.39.rc.034
+	 * @param null $timer_name
+	 */
+	public function start_timer($timer_name = null)
+	{
+		Benchmark::startTimer($timer_name);
+	}
+
+
+
+	/**
+	 * @deprecated 4.9.39.rc.034
+	 * @param string $timer_name
+	 */
+	public function stop_timer($timer_name = '')
+	{
+		Benchmark::stopTimer($timer_name);
+	}
+
+
+
+	/**
+	 * @deprecated 4.9.39.rc.034
+	 * @param string  $label      The label to show for this time eg "Start of calling Some_Class::some_function"
+	 * @param boolean $output_now whether to echo now, or wait until EEH_Debug_Tools::show_times() is called
+	 * @return void
+	 */
+	public function measure_memory($label, $output_now = false)
+	{
+		Benchmark::measureMemory($label, $output_now);
+	}
+
+
+
+	/**
+	 * @deprecated 4.9.39.rc.034
+	 * @param int $size
+	 * @return string
+	 */
+	public function convert($size)
+	{
+		return Benchmark::convert($size);
+	}
+
+
+
+	/**
+	 * @deprecated 4.9.39.rc.034
+	 * @param bool $output_now
+	 * @return string
+	 */
+	public function show_times($output_now = true)
+	{
+		return Benchmark::displayResults($output_now);
+	}
+
+
+
+	/**
+	 * @deprecated 4.9.39.rc.034
+	 * @param string $timer_name
+	 * @param float  $total_time
+	 * @return string
+	 */
+	public function format_time($timer_name, $total_time)
+	{
+		return Benchmark::formatTime($timer_name, $total_time);
+	}
 }
 
 
@@ -707,31 +707,31 @@ 
  * Plugin URI: http://upthemes.com/plugins/kint-debugger/
  */
 if (class_exists('Kint') && ! function_exists('dump_wp_query')) {
-    function dump_wp_query()
-    {
-        global $wp_query;
-        d($wp_query);
-    }
+	function dump_wp_query()
+	{
+		global $wp_query;
+		d($wp_query);
+	}
 }
 /**
  * borrowed from Kint Debugger
  * Plugin URI: http://upthemes.com/plugins/kint-debugger/
  */
 if (class_exists('Kint') && ! function_exists('dump_wp')) {
-    function dump_wp()
-    {
-        global $wp;
-        d($wp);
-    }
+	function dump_wp()
+	{
+		global $wp;
+		d($wp);
+	}
 }
 /**
  * borrowed from Kint Debugger
  * Plugin URI: http://upthemes.com/plugins/kint-debugger/
  */
 if (class_exists('Kint') && ! function_exists('dump_post')) {
-    function dump_post()
-    {
-        global $post;
-        d($post);
-    }
+	function dump_post()
+	{
+		global $post;
+		d($post);
+	}
 }

Spacing +39 added lines, -39 removed lines

@@ -36,7 +36,7 @@ 
     public static function instance()
     {
         // check if class object is instantiated, and instantiated properly
-        if (! self::$_instance instanceof EEH_Debug_Tools) {
+        if ( ! self::$_instance instanceof EEH_Debug_Tools) {
             self::$_instance = new self();
         }
         return self::$_instance;
@@ -50,13 +50,13 @@ 
     private function __construct()
     {
         // load Kint PHP debugging library
-        if (! class_exists('Kint') && file_exists(EE_PLUGIN_DIR_PATH . 'tests/kint/Kint.class.php')) {
+        if ( ! class_exists('Kint') && file_exists(EE_PLUGIN_DIR_PATH.'tests/kint/Kint.class.php')) {
             // despite EE4 having a check for an existing copy of the Kint debugging class,
             // if another plugin was loaded AFTER EE4 and they did NOT perform a similar check,
             // then hilarity would ensue as PHP throws a "Cannot redeclare class Kint" error
             // so we've moved it to our test folder so that it is not included with production releases
             // plz use https://wordpress.org/plugins/kint-debugger/  if testing production versions of EE
-            require_once(EE_PLUGIN_DIR_PATH . 'tests/kint/Kint.class.php');
+            require_once(EE_PLUGIN_DIR_PATH.'tests/kint/Kint.class.php');
         }
         // if ( ! defined('DOING_AJAX') || $_REQUEST['noheader'] !== 'true' || ! isset( $_REQUEST['noheader'], $_REQUEST['TB_iframe'] ) ) {
         // add_action( 'shutdown', array($this,'espresso_session_footer_dump') );
@@ -76,7 +76,7 @@ 
      */
     public static function show_db_name()
     {
-        if (! defined('DOING_AJAX') && (defined('EE_ERROR_EMAILS') && EE_ERROR_EMAILS)) {
+        if ( ! defined('DOING_AJAX') && (defined('EE_ERROR_EMAILS') && EE_ERROR_EMAILS)) {
             echo '<p style="font-size:10px;font-weight:normal;color:#E76700;margin: 1em 2em; text-align: right;">DB_NAME: '
                  . DB_NAME
                  . '</p>';
@@ -126,12 +126,12 @@ 
         global $wp_filter;
         echo '<br/><br/><br/><h3>Hooked Functions</h3>';
         if ($tag) {
-            $hook[ $tag ] = $wp_filter[ $tag ];
-            if (! is_array($hook[ $tag ])) {
+            $hook[$tag] = $wp_filter[$tag];
+            if ( ! is_array($hook[$tag])) {
                 trigger_error("Nothing found for '$tag' hook", E_USER_WARNING);
                 return;
             }
-            echo '<h5>For Tag: ' . $tag . '</h5>';
+            echo '<h5>For Tag: '.$tag.'</h5>';
         } else {
             $hook = is_array($wp_filter) ? $wp_filter : array($wp_filter);
             ksort($hook);
@@ -160,12 +160,12 @@ 
     {
         $filters = array();
         global $wp_filter;
-        if (isset($wp_filter[ $hook_name ])) {
-            $filters[ $hook_name ] = array();
-            foreach ($wp_filter[ $hook_name ] as $priority => $callbacks) {
-                $filters[ $hook_name ][ $priority ] = array();
+        if (isset($wp_filter[$hook_name])) {
+            $filters[$hook_name] = array();
+            foreach ($wp_filter[$hook_name] as $priority => $callbacks) {
+                $filters[$hook_name][$priority] = array();
                 foreach ($callbacks as $callback) {
-                    $filters[ $hook_name ][ $priority ][] = $callback['function'];
+                    $filters[$hook_name][$priority][] = $callback['function'];
                 }
             }
         }
@@ -187,15 +187,15 @@ 
             if (empty($activation_errors)) {
                 return;
             }
-            $activation_errors = date('Y-m-d H:i:s') . "\n" . $activation_errors;
-            espresso_load_required('EEH_File', EE_HELPERS . 'EEH_File.helper.php');
+            $activation_errors = date('Y-m-d H:i:s')."\n".$activation_errors;
+            espresso_load_required('EEH_File', EE_HELPERS.'EEH_File.helper.php');
             if (class_exists('EEH_File')) {
                 try {
                     EEH_File::ensure_file_exists_and_is_writable(
-                        EVENT_ESPRESSO_UPLOAD_DIR . 'logs/espresso_plugin_activation_errors.html'
+                        EVENT_ESPRESSO_UPLOAD_DIR.'logs/espresso_plugin_activation_errors.html'
                     );
                     EEH_File::write_to_file(
-                        EVENT_ESPRESSO_UPLOAD_DIR . 'logs/espresso_plugin_activation_errors.html',
+                        EVENT_ESPRESSO_UPLOAD_DIR.'logs/espresso_plugin_activation_errors.html',
                         $activation_errors
                     );
                 } catch (EE_Error $e) {
@@ -215,11 +215,11 @@ 
             } else {
                 // old school attempt
                 file_put_contents(
-                    EVENT_ESPRESSO_UPLOAD_DIR . 'logs/espresso_plugin_activation_errors.html',
+                    EVENT_ESPRESSO_UPLOAD_DIR.'logs/espresso_plugin_activation_errors.html',
                     $activation_errors
                 );
             }
-            $activation_errors = get_option('ee_plugin_activation_errors', '') . $activation_errors;
+            $activation_errors = get_option('ee_plugin_activation_errors', '').$activation_errors;
             update_option('ee_plugin_activation_errors', $activation_errors);
         }
     }
@@ -279,7 +279,7 @@ 
         // don't trigger error if doing ajax,
         // instead we'll add a transient EE_Error notice that in theory should show on the next request.
         if (defined('DOING_AJAX') && DOING_AJAX) {
-            $error_message .= ' ' . esc_html__(
+            $error_message .= ' '.esc_html__(
                 'This is a doing_it_wrong message that was triggered during an ajax request.  The request params on this request were: ',
                 'event_espresso'
             );
@@ -323,19 +323,19 @@ 
         $debug_key = 'EE_DEBUG_SPCO'
     ) {
         if (WP_DEBUG) {
-            $debug_key = $debug_key . '_' . EE_Session::instance()->id();
+            $debug_key = $debug_key.'_'.EE_Session::instance()->id();
             $debug_data = get_option($debug_key, array());
             $default_data = array(
-                $class => $func . '() : ' . $line,
+                $class => $func.'() : '.$line,
                 'REQ'  => $display_request ? $_REQUEST : '',
             );
             // don't serialize objects
             $info = self::strip_objects($info);
             $index = ! empty($debug_index) ? $debug_index : 0;
-            if (! isset($debug_data[ $index ])) {
-                $debug_data[ $index ] = array();
+            if ( ! isset($debug_data[$index])) {
+                $debug_data[$index] = array();
             }
-            $debug_data[ $index ][ microtime() ] = array_merge($default_data, $info);
+            $debug_data[$index][microtime()] = array_merge($default_data, $info);
             update_option($debug_key, $debug_data);
         }
     }
@@ -352,20 +352,20 @@ 
     {
         foreach ($info as $key => $value) {
             if (is_array($value)) {
-                $info[ $key ] = self::strip_objects($value);
+                $info[$key] = self::strip_objects($value);
             } elseif (is_object($value)) {
                 $object_class = get_class($value);
-                $info[ $object_class ] = array();
-                $info[ $object_class ]['ID'] = method_exists($value, 'ID') ? $value->ID() : spl_object_hash($value);
+                $info[$object_class] = array();
+                $info[$object_class]['ID'] = method_exists($value, 'ID') ? $value->ID() : spl_object_hash($value);
                 if (method_exists($value, 'ID')) {
-                    $info[ $object_class ]['ID'] = $value->ID();
+                    $info[$object_class]['ID'] = $value->ID();
                 }
                 if (method_exists($value, 'status')) {
-                    $info[ $object_class ]['status'] = $value->status();
+                    $info[$object_class]['status'] = $value->status();
                 } elseif (method_exists($value, 'status_ID')) {
-                    $info[ $object_class ]['status'] = $value->status_ID();
+                    $info[$object_class]['status'] = $value->status_ID();
                 }
-                unset($info[ $key ]);
+                unset($info[$key]);
             }
         }
         return (array) $info;
@@ -399,8 +399,8 @@ 
         // $result = EEH_Debug_Tools::headingSpacer($heading_tag);
         $result = EEH_Debug_Tools::heading($var_name, $heading_tag, $margin, $line);
         $result .= $is_method
-            ? EEH_Debug_Tools::grey_span('::') . EEH_Debug_Tools::orange_span($var . '()')
-            : EEH_Debug_Tools::grey_span(' : ') . EEH_Debug_Tools::orange_span($var);
+            ? EEH_Debug_Tools::grey_span('::').EEH_Debug_Tools::orange_span($var.'()')
+            : EEH_Debug_Tools::grey_span(' : ').EEH_Debug_Tools::orange_span($var);
         $result .= EEH_Debug_Tools::file_and_line($file, $line, $heading_tag);
         $result .= EEH_Debug_Tools::headingX($heading_tag);
         if ($die) {
@@ -460,7 +460,7 @@ 
             return "{$line_breaks}{$line}) {$var_name}";
         }
         $margin = "25px 0 0 {$margin}";
-        return '<' . $heading_tag . ' style="color:#2EA2CC; margin:' . $margin . ';"><b>' . $var_name . '</b>';
+        return '<'.$heading_tag.' style="color:#2EA2CC; margin:'.$margin.';"><b>'.$var_name.'</b>';
     }
 
 
@@ -474,7 +474,7 @@ 
         if (EEH_Debug_Tools::plainOutput()) {
             return '';
         }
-        return '</' . $heading_tag . '>';
+        return '</'.$heading_tag.'>';
     }
 
 
@@ -488,7 +488,7 @@ 
         if (EEH_Debug_Tools::plainOutput()) {
             return $content;
         }
-        return '<span style="color:#999">' . $content . '</span>';
+        return '<span style="color:#999">'.$content.'</span>';
     }
 
 
@@ -528,7 +528,7 @@ 
         if (EEH_Debug_Tools::plainOutput()) {
             return $content;
         }
-        return '<span style="color:#E76700">' . $content . '</span>';
+        return '<span style="color:#E76700">'.$content.'</span>';
     }
 
 
@@ -545,7 +545,7 @@ 
         if (EEH_Debug_Tools::plainOutput()) {
             return $var;
         }
-        return '<pre style="color: #9C3; display: inline-block; padding:.4em .6em; background: #334">' . $var . '</pre>';
+        return '<pre style="color: #9C3; display: inline-block; padding:.4em .6em; background: #334">'.$var.'</pre>';
     }
 
 
@@ -595,7 +595,7 @@ 
         $heading_tag = EEH_Debug_Tools::headingTag($heading_tag);
         // $result = EEH_Debug_Tools::headingSpacer($heading_tag);
         $result = EEH_Debug_Tools::heading($var_name, $heading_tag, $margin, $line);
-        $result .= EEH_Debug_Tools::grey_span(' : ') . EEH_Debug_Tools::orange_span(
+        $result .= EEH_Debug_Tools::grey_span(' : ').EEH_Debug_Tools::orange_span(
             EEH_Debug_Tools::pre_span($var)
         );
         $result .= EEH_Debug_Tools::file_and_line($file, $line, $heading_tag);

core/services/orm/tree_traversal/NodeGroupDao.php

Indentation +105 added lines, -105 removed lines

@@ -22,123 +22,123 @@
  */
 class NodeGroupDao
 {
-    /**
-     * @return mixed|void
-     */
-    public function generateGroupCode()
-    {
-        return wp_generate_password(6, false);
-    }
+	/**
+	 * @return mixed|void
+	 */
+	public function generateGroupCode()
+	{
+		return wp_generate_password(6, false);
+	}
 
 
-    /**
-     * Gets the string we put in front of the WP Option name used to store the jobs.
-     *
-     * @return string
-     */
-    private function getOptionPrefix()
-    {
-        return 'ee_deletion_';
-    }
+	/**
+	 * Gets the string we put in front of the WP Option name used to store the jobs.
+	 *
+	 * @return string
+	 */
+	private function getOptionPrefix()
+	{
+		return 'ee_deletion_';
+	}
 
 
-    /**
-     * @param $code
-     * @return ModelObjNode[]
-     * @throws UnexpectedEntityException
-     * @throws Exception
-     */
-    public function getModelObjNodesInGroup($code)
-    {
-        if (! $code) {
-            throw new Exception(
-                esc_html__(
-                    'We aren’t sure which job you are performing. Please press back in your browser and try again.',
-                    'event_espresso'
-                )
-            );
-        }
-        $deletion_data = get_option($this->getOptionPrefix() . $code, []);
-        foreach ($deletion_data as $root) {
-            if (! $root instanceof ModelObjNode) {
-                throw new UnexpectedEntityException($root, 'ModelObjNode');
-            }
-        }
-        return $deletion_data;
-    }
+	/**
+	 * @param $code
+	 * @return ModelObjNode[]
+	 * @throws UnexpectedEntityException
+	 * @throws Exception
+	 */
+	public function getModelObjNodesInGroup($code)
+	{
+		if (! $code) {
+			throw new Exception(
+				esc_html__(
+					'We aren’t sure which job you are performing. Please press back in your browser and try again.',
+					'event_espresso'
+				)
+			);
+		}
+		$deletion_data = get_option($this->getOptionPrefix() . $code, []);
+		foreach ($deletion_data as $root) {
+			if (! $root instanceof ModelObjNode) {
+				throw new UnexpectedEntityException($root, 'ModelObjNode');
+			}
+		}
+		return $deletion_data;
+	}
 
 
-    /**
-     * Gets an array indicating what database rows are contained in the job.
-     * Each top-level key is a model name, and its value is an array of IDs.
-     *
-     * @param ModelObjNode[] $model_obj_nodes
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     */
-    public function getModelsAndIdsContainedIn(array $model_obj_nodes)
-    {
-        $models_and_ids_to_delete = [];
-        foreach ($model_obj_nodes as $root) {
-            $models_and_ids_to_delete = array_replace_recursive($models_and_ids_to_delete, $root->getIds());
-        }
-        return $models_and_ids_to_delete;
-    }
+	/**
+	 * Gets an array indicating what database rows are contained in the job.
+	 * Each top-level key is a model name, and its value is an array of IDs.
+	 *
+	 * @param ModelObjNode[] $model_obj_nodes
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 */
+	public function getModelsAndIdsContainedIn(array $model_obj_nodes)
+	{
+		$models_and_ids_to_delete = [];
+		foreach ($model_obj_nodes as $root) {
+			$models_and_ids_to_delete = array_replace_recursive($models_and_ids_to_delete, $root->getIds());
+		}
+		return $models_and_ids_to_delete;
+	}
 
 
-    /**
-     * Gets an array indicating what database rows are contained in the job.
-     * Each top-level key is a model name, and its value is an array of IDs.
-     *
-     * @param string $code
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     * @throws UnexpectedEntityException
-     * @throws Exception
-     */
-    public function getModelsAndIdsFromGroup($code)
-    {
-        $model_obj_nodes = $this->getModelObjNodesInGroup($code);
-        return $this->getModelsAndIdsContainedIn($model_obj_nodes);
-    }
+	/**
+	 * Gets an array indicating what database rows are contained in the job.
+	 * Each top-level key is a model name, and its value is an array of IDs.
+	 *
+	 * @param string $code
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 * @throws UnexpectedEntityException
+	 * @throws Exception
+	 */
+	public function getModelsAndIdsFromGroup($code)
+	{
+		$model_obj_nodes = $this->getModelObjNodesInGroup($code);
+		return $this->getModelsAndIdsContainedIn($model_obj_nodes);
+	}
 
 
-    /**
-     * Persists the ModelObjNodes for future requests, using the code for reference.
-     *
-     * @param ModelObjNode[] $model_obj_nodes
-     * @param string         $code
-     * @return bool
-     */
-    public function persistModelObjNodesGroup(array $model_obj_nodes, $code)
-    {
-        return add_option(
-            $this->getOptionPrefix() . $code,
-            $model_obj_nodes,
-            null,
-            'no'
-        );
-    }
+	/**
+	 * Persists the ModelObjNodes for future requests, using the code for reference.
+	 *
+	 * @param ModelObjNode[] $model_obj_nodes
+	 * @param string         $code
+	 * @return bool
+	 */
+	public function persistModelObjNodesGroup(array $model_obj_nodes, $code)
+	{
+		return add_option(
+			$this->getOptionPrefix() . $code,
+			$model_obj_nodes,
+			null,
+			'no'
+		);
+	}
 
 
-    /**
-     * Forgets about the group of ModelObjNodes. Doesn't delete the rows in the database they reference though.
-     *
-     * @param $code
-     * @return bool
-     */
-    public function deleteModelObjNodesInGroup($code)
-    {
-        return delete_option($this->getOptionPrefix() . $code);
-    }
+	/**
+	 * Forgets about the group of ModelObjNodes. Doesn't delete the rows in the database they reference though.
+	 *
+	 * @param $code
+	 * @return bool
+	 */
+	public function deleteModelObjNodesInGroup($code)
+	{
+		return delete_option($this->getOptionPrefix() . $code);
+	}
 }
 // End of file NodeGroupDao.php
 // Location: EventEspresso\core\services\orm\tree_traversal/NodeGroupDao.php

Spacing +5 added lines, -5 removed lines

@@ -50,7 +50,7 @@ 
      */
     public function getModelObjNodesInGroup($code)
     {
-        if (! $code) {
+        if ( ! $code) {
             throw new Exception(
                 esc_html__(
                     'We aren’t sure which job you are performing. Please press back in your browser and try again.',
@@ -58,9 +58,9 @@ 
                 )
             );
         }
-        $deletion_data = get_option($this->getOptionPrefix() . $code, []);
+        $deletion_data = get_option($this->getOptionPrefix().$code, []);
         foreach ($deletion_data as $root) {
-            if (! $root instanceof ModelObjNode) {
+            if ( ! $root instanceof ModelObjNode) {
                 throw new UnexpectedEntityException($root, 'ModelObjNode');
             }
         }
@@ -121,7 +121,7 @@ 
     public function persistModelObjNodesGroup(array $model_obj_nodes, $code)
     {
         return add_option(
-            $this->getOptionPrefix() . $code,
+            $this->getOptionPrefix().$code,
             $model_obj_nodes,
             null,
             'no'
@@ -137,7 +137,7 @@ 
      */
     public function deleteModelObjNodesInGroup($code)
     {
-        return delete_option($this->getOptionPrefix() . $code);
+        return delete_option($this->getOptionPrefix().$code);
     }
 }
 // End of file NodeGroupDao.php

core/services/orm/tree_traversal/RelationNode.php

Indentation +303 added lines, -303 removed lines

@@ -25,309 +25,309 @@
 class RelationNode extends BaseNode
 {
 
-    /**
-     * @var int
-     */
-    protected $count;
-
-    /**
-     * @var string|int
-     */
-    protected $id;
-
-    /**
-     * @var EEM_Base
-     */
-    protected $main_model;
-
-    /**
-     * @var ModelObjNode[]
-     */
-    protected $nodes;
-
-    /**
-     * @var EEM_Base
-     */
-    protected $related_model;
-
-
-    /**
-     * RelationNode constructor.
-     *
-     * @param          $main_model_obj_id
-     * @param EEM_Base $main_model
-     * @param EEM_Base $related_model
-     * @param array    $dont_traverse_models array of model names we DON'T want to traverse
-     */
-    public function __construct(
-        $main_model_obj_id,
-        EEM_Base $main_model,
-        EEM_Base $related_model,
-        array $dont_traverse_models = []
-    ) {
-        $this->id                   = $main_model_obj_id;
-        $this->main_model           = $main_model;
-        $this->related_model        = $related_model;
-        $this->nodes                = [];
-        $this->dont_traverse_models = $dont_traverse_models;
-    }
-
-
-    /**
-     * Here is where most of the work happens. We've counted how many related model objects exist, here we identify
-     * them (ie, learn their IDs). But its recursive, so we'll also find their related dependent model objects etc.
-     *
-     * @param int $model_objects_to_identify
-     * @return int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function work($model_objects_to_identify)
-    {
-        $num_identified = $this->visitAlreadyDiscoveredNodes($this->nodes, $model_objects_to_identify);
-        if ($num_identified < $model_objects_to_identify) {
-            $related_model_objs = $this->related_model->get_all(
-                [
-                    $this->whereQueryParams(),
-                    'limit' => [
-                        count($this->nodes),
-                        $model_objects_to_identify - $num_identified,
-                    ],
-                ]
-            );
-            $new_item_nodes     = [];
-
-            // Add entity nodes for each of the model objects we fetched.
-            foreach ($related_model_objs as $related_model_obj) {
-                $entity_node                                = new ModelObjNode(
-                    $related_model_obj->ID(),
-                    $related_model_obj->get_model(),
-                    $this->dont_traverse_models
-                );
-                $this->nodes[ $related_model_obj->ID() ]    = $entity_node;
-                $new_item_nodes[ $related_model_obj->ID() ] = $entity_node;
-            }
-            $num_identified += count($new_item_nodes);
-            if ($num_identified < $model_objects_to_identify) {
-                // And lastly do the work.
-                $num_identified += $this->visitAlreadyDiscoveredNodes(
-                    $new_item_nodes,
-                    $model_objects_to_identify - $num_identified
-                );
-            }
-        }
-
-        if (count($this->nodes) >= $this->count && $this->allChildrenComplete()) {
-            $this->complete = true;
-        }
-        return $num_identified;
-    }
-
-
-    /**
-     * Checks if all the identified child nodes are complete or not.
-     *
-     * @return bool
-     */
-    protected function allChildrenComplete()
-    {
-        foreach ($this->nodes as $model_obj_node) {
-            if (! $model_obj_node->isComplete()) {
-                return false;
-            }
-        }
-        return true;
-    }
-
-
-    /**
-     * Visits the provided nodes and keeps track of how much work was done, making sure to not go over budget.
-     *
-     * @param ModelObjNode[] $model_obj_nodes
-     * @param                $work_budget
-     * @return int
-     */
-    protected function visitAlreadyDiscoveredNodes($model_obj_nodes, $work_budget)
-    {
-        $work_done = 0;
-        if (! $model_obj_nodes) {
-            return 0;
-        }
-        foreach ($model_obj_nodes as $model_obj_node) {
-            if ($work_done >= $work_budget) {
-                break;
-            }
-            $work_done += $model_obj_node->visit($work_budget - $work_done);
-        }
-        return $work_done;
-    }
-
-
-    /**
-     * Whether this item has already been initialized
-     */
-    protected function isDiscovered()
-    {
-        return $this->count !== null;
-    }
-
-
-    /**
-     * @return boolean
-     */
-    public function isComplete()
-    {
-        if ($this->complete === null) {
-            if (count($this->nodes) === $this->count) {
-                $this->complete = true;
-            } else {
-                $this->complete = false;
-            }
-        }
-        return $this->complete;
-    }
-
-
-    /**
-     * Discovers how many related model objects exist.
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    protected function discover()
-    {
-        $this->count = $this->related_model->count([$this->whereQueryParams()]);
-    }
-
-
-    /**
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws InvalidArgumentException
-     */
-    protected function whereQueryParams()
-    {
-        $where_params = [
-            $this->related_model->get_foreign_key_to(
-                $this->main_model->get_this_model_name()
-            )->get_name() => $this->id,
-        ];
-        try {
-            $relation_settings = $this->main_model->related_settings_for($this->related_model->get_this_model_name());
-        } catch (EE_Error $e) {
-            // This will happen for has-and-belongs-to-many relations, when this node's related model is that join table
-            // which hasn't been explicitly declared in the main model object's model's relations.
-            $relation_settings = null;
-        }
-        if ($relation_settings instanceof EE_Has_Many_Any_Relation) {
-            $where_params[ $this->related_model->get_field_containing_related_model_name()->get_name() ] =
-                $this->main_model->get_this_model_name();
-        }
-        return $where_params;
-    }
-
-
-    /**
-     * @return array
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function toArray()
-    {
-        $tree = [
-            'count'    => $this->count,
-            'complete' => $this->isComplete(),
-            'objs'     => [],
-        ];
-        foreach ($this->nodes as $id => $model_obj_node) {
-            $tree['objs'][ $id ] = $model_obj_node->toArray();
-        }
-        return $tree;
-    }
-
-
-    /**
-     * Gets the IDs of all the model objects to delete; indexed first by model object name.
-     *
-     * @return array
-     * @throws EE_Error
-     * @throws ReflectionException
-     */
-    public function getIds()
-    {
-        if (empty($this->nodes)) {
-            return [];
-        }
-        $ids = [
-            $this->related_model->get_this_model_name() => array_combine(
-                array_keys($this->nodes),
-                array_keys($this->nodes)
-            ),
-        ];
-        foreach ($this->nodes as $model_obj_node) {
-            $ids = array_replace_recursive($ids, $model_obj_node->getIds());
-        }
-        return $ids;
-    }
-
-
-    /**
-     * Returns the number of sub-nodes found (ie, related model objects across this relation.)
-     *
-     * @return int
-     */
-    public function countSubNodes()
-    {
-        return count($this->nodes);
-    }
-
-
-    /**
-     * Don't serialize the models. Just record their names on some dynamic properties.
-     *
-     * @return array
-     */
-    public function __sleep()
-    {
-        $this->m  = $this->main_model->get_this_model_name();
-        $this->rm = $this->related_model->get_this_model_name();
-        return array_merge(
-            [
-                'm',
-                'rm',
-                'id',
-                'count',
-                'nodes',
-            ],
-            parent::__sleep()
-        );
-    }
-
-
-    /**
-     * Use the dynamic properties to instantiate the models we use.
-     *
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function __wakeup()
-    {
-        $this->main_model    = EE_Registry::instance()->load_model($this->m);
-        $this->related_model = EE_Registry::instance()->load_model($this->rm);
-        parent::__wakeup();
-    }
+	/**
+	 * @var int
+	 */
+	protected $count;
+
+	/**
+	 * @var string|int
+	 */
+	protected $id;
+
+	/**
+	 * @var EEM_Base
+	 */
+	protected $main_model;
+
+	/**
+	 * @var ModelObjNode[]
+	 */
+	protected $nodes;
+
+	/**
+	 * @var EEM_Base
+	 */
+	protected $related_model;
+
+
+	/**
+	 * RelationNode constructor.
+	 *
+	 * @param          $main_model_obj_id
+	 * @param EEM_Base $main_model
+	 * @param EEM_Base $related_model
+	 * @param array    $dont_traverse_models array of model names we DON'T want to traverse
+	 */
+	public function __construct(
+		$main_model_obj_id,
+		EEM_Base $main_model,
+		EEM_Base $related_model,
+		array $dont_traverse_models = []
+	) {
+		$this->id                   = $main_model_obj_id;
+		$this->main_model           = $main_model;
+		$this->related_model        = $related_model;
+		$this->nodes                = [];
+		$this->dont_traverse_models = $dont_traverse_models;
+	}
+
+
+	/**
+	 * Here is where most of the work happens. We've counted how many related model objects exist, here we identify
+	 * them (ie, learn their IDs). But its recursive, so we'll also find their related dependent model objects etc.
+	 *
+	 * @param int $model_objects_to_identify
+	 * @return int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function work($model_objects_to_identify)
+	{
+		$num_identified = $this->visitAlreadyDiscoveredNodes($this->nodes, $model_objects_to_identify);
+		if ($num_identified < $model_objects_to_identify) {
+			$related_model_objs = $this->related_model->get_all(
+				[
+					$this->whereQueryParams(),
+					'limit' => [
+						count($this->nodes),
+						$model_objects_to_identify - $num_identified,
+					],
+				]
+			);
+			$new_item_nodes     = [];
+
+			// Add entity nodes for each of the model objects we fetched.
+			foreach ($related_model_objs as $related_model_obj) {
+				$entity_node                                = new ModelObjNode(
+					$related_model_obj->ID(),
+					$related_model_obj->get_model(),
+					$this->dont_traverse_models
+				);
+				$this->nodes[ $related_model_obj->ID() ]    = $entity_node;
+				$new_item_nodes[ $related_model_obj->ID() ] = $entity_node;
+			}
+			$num_identified += count($new_item_nodes);
+			if ($num_identified < $model_objects_to_identify) {
+				// And lastly do the work.
+				$num_identified += $this->visitAlreadyDiscoveredNodes(
+					$new_item_nodes,
+					$model_objects_to_identify - $num_identified
+				);
+			}
+		}
+
+		if (count($this->nodes) >= $this->count && $this->allChildrenComplete()) {
+			$this->complete = true;
+		}
+		return $num_identified;
+	}
+
+
+	/**
+	 * Checks if all the identified child nodes are complete or not.
+	 *
+	 * @return bool
+	 */
+	protected function allChildrenComplete()
+	{
+		foreach ($this->nodes as $model_obj_node) {
+			if (! $model_obj_node->isComplete()) {
+				return false;
+			}
+		}
+		return true;
+	}
+
+
+	/**
+	 * Visits the provided nodes and keeps track of how much work was done, making sure to not go over budget.
+	 *
+	 * @param ModelObjNode[] $model_obj_nodes
+	 * @param                $work_budget
+	 * @return int
+	 */
+	protected function visitAlreadyDiscoveredNodes($model_obj_nodes, $work_budget)
+	{
+		$work_done = 0;
+		if (! $model_obj_nodes) {
+			return 0;
+		}
+		foreach ($model_obj_nodes as $model_obj_node) {
+			if ($work_done >= $work_budget) {
+				break;
+			}
+			$work_done += $model_obj_node->visit($work_budget - $work_done);
+		}
+		return $work_done;
+	}
+
+
+	/**
+	 * Whether this item has already been initialized
+	 */
+	protected function isDiscovered()
+	{
+		return $this->count !== null;
+	}
+
+
+	/**
+	 * @return boolean
+	 */
+	public function isComplete()
+	{
+		if ($this->complete === null) {
+			if (count($this->nodes) === $this->count) {
+				$this->complete = true;
+			} else {
+				$this->complete = false;
+			}
+		}
+		return $this->complete;
+	}
+
+
+	/**
+	 * Discovers how many related model objects exist.
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	protected function discover()
+	{
+		$this->count = $this->related_model->count([$this->whereQueryParams()]);
+	}
+
+
+	/**
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws InvalidArgumentException
+	 */
+	protected function whereQueryParams()
+	{
+		$where_params = [
+			$this->related_model->get_foreign_key_to(
+				$this->main_model->get_this_model_name()
+			)->get_name() => $this->id,
+		];
+		try {
+			$relation_settings = $this->main_model->related_settings_for($this->related_model->get_this_model_name());
+		} catch (EE_Error $e) {
+			// This will happen for has-and-belongs-to-many relations, when this node's related model is that join table
+			// which hasn't been explicitly declared in the main model object's model's relations.
+			$relation_settings = null;
+		}
+		if ($relation_settings instanceof EE_Has_Many_Any_Relation) {
+			$where_params[ $this->related_model->get_field_containing_related_model_name()->get_name() ] =
+				$this->main_model->get_this_model_name();
+		}
+		return $where_params;
+	}
+
+
+	/**
+	 * @return array
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function toArray()
+	{
+		$tree = [
+			'count'    => $this->count,
+			'complete' => $this->isComplete(),
+			'objs'     => [],
+		];
+		foreach ($this->nodes as $id => $model_obj_node) {
+			$tree['objs'][ $id ] = $model_obj_node->toArray();
+		}
+		return $tree;
+	}
+
+
+	/**
+	 * Gets the IDs of all the model objects to delete; indexed first by model object name.
+	 *
+	 * @return array
+	 * @throws EE_Error
+	 * @throws ReflectionException
+	 */
+	public function getIds()
+	{
+		if (empty($this->nodes)) {
+			return [];
+		}
+		$ids = [
+			$this->related_model->get_this_model_name() => array_combine(
+				array_keys($this->nodes),
+				array_keys($this->nodes)
+			),
+		];
+		foreach ($this->nodes as $model_obj_node) {
+			$ids = array_replace_recursive($ids, $model_obj_node->getIds());
+		}
+		return $ids;
+	}
+
+
+	/**
+	 * Returns the number of sub-nodes found (ie, related model objects across this relation.)
+	 *
+	 * @return int
+	 */
+	public function countSubNodes()
+	{
+		return count($this->nodes);
+	}
+
+
+	/**
+	 * Don't serialize the models. Just record their names on some dynamic properties.
+	 *
+	 * @return array
+	 */
+	public function __sleep()
+	{
+		$this->m  = $this->main_model->get_this_model_name();
+		$this->rm = $this->related_model->get_this_model_name();
+		return array_merge(
+			[
+				'm',
+				'rm',
+				'id',
+				'count',
+				'nodes',
+			],
+			parent::__sleep()
+		);
+	}
+
+
+	/**
+	 * Use the dynamic properties to instantiate the models we use.
+	 *
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function __wakeup()
+	{
+		$this->main_model    = EE_Registry::instance()->load_model($this->m);
+		$this->related_model = EE_Registry::instance()->load_model($this->rm);
+		parent::__wakeup();
+	}
 }
 // End of file RelationNode.php
 // Location: EventEspresso\core\services\orm\tree_traversal/RelationNode.php

Spacing +8 added lines, -8 removed lines

@@ -98,17 +98,17 @@ 
                     ],
                 ]
             );
-            $new_item_nodes     = [];
+            $new_item_nodes = [];
 
             // Add entity nodes for each of the model objects we fetched.
             foreach ($related_model_objs as $related_model_obj) {
-                $entity_node                                = new ModelObjNode(
+                $entity_node = new ModelObjNode(
                     $related_model_obj->ID(),
                     $related_model_obj->get_model(),
                     $this->dont_traverse_models
                 );
-                $this->nodes[ $related_model_obj->ID() ]    = $entity_node;
-                $new_item_nodes[ $related_model_obj->ID() ] = $entity_node;
+                $this->nodes[$related_model_obj->ID()]    = $entity_node;
+                $new_item_nodes[$related_model_obj->ID()] = $entity_node;
             }
             $num_identified += count($new_item_nodes);
             if ($num_identified < $model_objects_to_identify) {
@@ -135,7 +135,7 @@ 
     protected function allChildrenComplete()
     {
         foreach ($this->nodes as $model_obj_node) {
-            if (! $model_obj_node->isComplete()) {
+            if ( ! $model_obj_node->isComplete()) {
                 return false;
             }
         }
@@ -153,7 +153,7 @@ 
     protected function visitAlreadyDiscoveredNodes($model_obj_nodes, $work_budget)
     {
         $work_done = 0;
-        if (! $model_obj_nodes) {
+        if ( ! $model_obj_nodes) {
             return 0;
         }
         foreach ($model_obj_nodes as $model_obj_node) {
@@ -229,7 +229,7 @@ 
             $relation_settings = null;
         }
         if ($relation_settings instanceof EE_Has_Many_Any_Relation) {
-            $where_params[ $this->related_model->get_field_containing_related_model_name()->get_name() ] =
+            $where_params[$this->related_model->get_field_containing_related_model_name()->get_name()] =
                 $this->main_model->get_this_model_name();
         }
         return $where_params;
@@ -249,7 +249,7 @@ 
             'objs'     => [],
         ];
         foreach ($this->nodes as $id => $model_obj_node) {
-            $tree['objs'][ $id ] = $model_obj_node->toArray();
+            $tree['objs'][$id] = $model_obj_node->toArray();
         }
         return $tree;
     }