eventespresso / event-espresso-core

core/EE_Config.core.php

Indentation +3176 added lines, -3176 removed lines

@@ -14,2537 +14,2537 @@ 
 final class EE_Config implements ResettableInterface
 {
 
-    const OPTION_NAME = 'ee_config';
-
-    const LOG_NAME = 'ee_config_log';
-
-    const LOG_LENGTH = 100;
-
-    const ADDON_OPTION_NAMES = 'ee_config_option_names';
-
-    /**
-     *    instance of the EE_Config object
-     *
-     * @var    EE_Config $_instance
-     * @access    private
-     */
-    private static $_instance;
-
-    /**
-     * @var boolean $_logging_enabled
-     */
-    private static $_logging_enabled = false;
-
-    /**
-     * @var LegacyShortcodesManager $legacy_shortcodes_manager
-     */
-    private $legacy_shortcodes_manager;
-
-    /**
-     * An StdClass whose property names are addon slugs,
-     * and values are their config classes
-     *
-     * @var StdClass
-     */
-    public $addons;
-
-    /**
-     * @var EE_Admin_Config
-     */
-    public $admin;
-
-    /**
-     * @var EE_Core_Config
-     */
-    public $core;
-
-    /**
-     * @var EE_Currency_Config
-     */
-    public $currency;
-
-    /**
-     * @var EE_Organization_Config
-     */
-    public $organization;
-
-    /**
-     * @var EE_Registration_Config
-     */
-    public $registration;
-
-    /**
-     * @var EE_Template_Config
-     */
-    public $template_settings;
-
-    /**
-     * Holds EE environment values.
-     *
-     * @var EE_Environment_Config
-     */
-    public $environment;
-
-    /**
-     * settings pertaining to Google maps
-     *
-     * @var EE_Map_Config
-     */
-    public $map_settings;
-
-    /**
-     * settings pertaining to Taxes
-     *
-     * @var EE_Tax_Config
-     */
-    public $tax_settings;
-
-    /**
-     * Settings pertaining to global messages settings.
-     *
-     * @var EE_Messages_Config
-     */
-    public $messages;
-
-    /**
-     * @deprecated
-     * @var EE_Gateway_Config
-     */
-    public $gateway;
-
-    /**
-     * @var    array $_addon_option_names
-     * @access    private
-     */
-    private $_addon_option_names = array();
-
-    /**
-     * @var    array $_module_route_map
-     * @access    private
-     */
-    private static $_module_route_map = array();
-
-    /**
-     * @var    array $_module_forward_map
-     * @access    private
-     */
-    private static $_module_forward_map = array();
-
-    /**
-     * @var    array $_module_view_map
-     * @access    private
-     */
-    private static $_module_view_map = array();
-
-
-    /**
-     * @singleton method used to instantiate class object
-     * @access    public
-     * @return EE_Config instance
-     */
-    public static function instance()
-    {
-        // check if class object is instantiated, and instantiated properly
-        if (! self::$_instance instanceof EE_Config) {
-            self::$_instance = new self();
-        }
-        return self::$_instance;
-    }
-
-
-    /**
-     * Resets the config
-     *
-     * @param bool    $hard_reset    if TRUE, sets EE_CONFig back to its original settings in the database. If FALSE
-     *                               (default) leaves the database alone, and merely resets the EE_Config object to
-     *                               reflect its state in the database
-     * @param boolean $reinstantiate if TRUE (default) call instance() and return it. Otherwise, just leave
-     *                               $_instance as NULL. Useful in case you want to forget about the old instance on
-     *                               EE_Config, but might not be ready to instantiate EE_Config currently (eg if the
-     *                               site was put into maintenance mode)
-     * @return EE_Config
-     */
-    public static function reset($hard_reset = false, $reinstantiate = true)
-    {
-        if (self::$_instance instanceof EE_Config) {
-            if ($hard_reset) {
-                self::$_instance->legacy_shortcodes_manager = null;
-                self::$_instance->_addon_option_names = array();
-                self::$_instance->_initialize_config();
-                self::$_instance->update_espresso_config();
-            }
-            self::$_instance->update_addon_option_names();
-        }
-        self::$_instance = null;
-        // we don't need to reset the static properties imo because those should
-        // only change when a module is added or removed. Currently we don't
-        // support removing a module during a request when it previously existed
-        if ($reinstantiate) {
-            return self::instance();
-        } else {
-            return null;
-        }
-    }
-
-
-    /**
-     *    class constructor
-     *
-     * @access    private
-     */
-    private function __construct()
-    {
-        do_action('AHEE__EE_Config__construct__begin', $this);
-        EE_Config::$_logging_enabled = apply_filters('FHEE__EE_Config___construct__logging_enabled', false);
-        // setup empty config classes
-        $this->_initialize_config();
-        // load existing EE site settings
-        $this->_load_core_config();
-        // confirm everything loaded correctly and set filtered defaults if not
-        $this->_verify_config();
-        //  register shortcodes and modules
-        add_action(
-            'AHEE__EE_System__register_shortcodes_modules_and_widgets',
-            array($this, 'register_shortcodes_and_modules'),
-            999
-        );
-        //  initialize shortcodes and modules
-        add_action('AHEE__EE_System__core_loaded_and_ready', array($this, 'initialize_shortcodes_and_modules'));
-        // register widgets
-        add_action('widgets_init', array($this, 'widgets_init'), 10);
-        // shutdown
-        add_action('shutdown', array($this, 'shutdown'), 10);
-        // construct__end hook
-        do_action('AHEE__EE_Config__construct__end', $this);
-        // hardcoded hack
-        $this->template_settings->current_espresso_theme = 'Espresso_Arabica_2014';
-    }
-
-
-    /**
-     * @return boolean
-     */
-    public static function logging_enabled()
-    {
-        return self::$_logging_enabled;
-    }
-
-
-    /**
-     * use to get the current theme if needed from static context
-     *
-     * @return string current theme set.
-     */
-    public static function get_current_theme()
-    {
-        return isset(self::$_instance->template_settings->current_espresso_theme)
-            ? self::$_instance->template_settings->current_espresso_theme : 'Espresso_Arabica_2014';
-    }
-
-
-    /**
-     *        _initialize_config
-     *
-     * @access private
-     * @return void
-     */
-    private function _initialize_config()
-    {
-        EE_Config::trim_log();
-        // set defaults
-        $this->_addon_option_names = get_option(EE_Config::ADDON_OPTION_NAMES, array());
-        $this->addons = new stdClass();
-        // set _module_route_map
-        EE_Config::$_module_route_map = array();
-        // set _module_forward_map
-        EE_Config::$_module_forward_map = array();
-        // set _module_view_map
-        EE_Config::$_module_view_map = array();
-    }
-
-
-    /**
-     *        load core plugin configuration
-     *
-     * @access private
-     * @return void
-     */
-    private function _load_core_config()
-    {
-        // load_core_config__start hook
-        do_action('AHEE__EE_Config___load_core_config__start', $this);
-        $espresso_config = $this->get_espresso_config();
-        foreach ($espresso_config as $config => $settings) {
-            // load_core_config__start hook
-            $settings = apply_filters(
-                'FHEE__EE_Config___load_core_config__config_settings',
-                $settings,
-                $config,
-                $this
-            );
-            if (is_object($settings) && property_exists($this, $config)) {
-                $this->{$config} = apply_filters('FHEE__EE_Config___load_core_config__' . $config, $settings);
-                // call configs populate method to ensure any defaults are set for empty values.
-                if (method_exists($settings, 'populate')) {
-                    $this->{$config}->populate();
-                }
-                if (method_exists($settings, 'do_hooks')) {
-                    $this->{$config}->do_hooks();
-                }
-            }
-        }
-        if (apply_filters('FHEE__EE_Config___load_core_config__update_espresso_config', false)) {
-            $this->update_espresso_config();
-        }
-        // load_core_config__end hook
-        do_action('AHEE__EE_Config___load_core_config__end', $this);
-    }
-
-
-    /**
-     *    _verify_config
-     *
-     * @access    protected
-     * @return    void
-     */
-    protected function _verify_config()
-    {
-        $this->core = $this->core instanceof EE_Core_Config
-            ? $this->core
-            : new EE_Core_Config();
-        $this->core = apply_filters('FHEE__EE_Config___initialize_config__core', $this->core);
-        $this->organization = $this->organization instanceof EE_Organization_Config
-            ? $this->organization
-            : new EE_Organization_Config();
-        $this->organization = apply_filters(
-            'FHEE__EE_Config___initialize_config__organization',
-            $this->organization
-        );
-        $this->currency = $this->currency instanceof EE_Currency_Config
-            ? $this->currency
-            : new EE_Currency_Config();
-        $this->currency = apply_filters('FHEE__EE_Config___initialize_config__currency', $this->currency);
-        $this->registration = $this->registration instanceof EE_Registration_Config
-            ? $this->registration
-            : new EE_Registration_Config();
-        $this->registration = apply_filters(
-            'FHEE__EE_Config___initialize_config__registration',
-            $this->registration
-        );
-        $this->admin = $this->admin instanceof EE_Admin_Config
-            ? $this->admin
-            : new EE_Admin_Config();
-        $this->admin = apply_filters('FHEE__EE_Config___initialize_config__admin', $this->admin);
-        $this->template_settings = $this->template_settings instanceof EE_Template_Config
-            ? $this->template_settings
-            : new EE_Template_Config();
-        $this->template_settings = apply_filters(
-            'FHEE__EE_Config___initialize_config__template_settings',
-            $this->template_settings
-        );
-        $this->map_settings = $this->map_settings instanceof EE_Map_Config
-            ? $this->map_settings
-            : new EE_Map_Config();
-        $this->map_settings = apply_filters(
-            'FHEE__EE_Config___initialize_config__map_settings',
-            $this->map_settings
-        );
-        $this->environment = $this->environment instanceof EE_Environment_Config
-            ? $this->environment
-            : new EE_Environment_Config();
-        $this->environment = apply_filters(
-            'FHEE__EE_Config___initialize_config__environment',
-            $this->environment
-        );
-        $this->tax_settings = $this->tax_settings instanceof EE_Tax_Config
-            ? $this->tax_settings
-            : new EE_Tax_Config();
-        $this->tax_settings = apply_filters(
-            'FHEE__EE_Config___initialize_config__tax_settings',
-            $this->tax_settings
-        );
-        $this->messages = apply_filters('FHEE__EE_Config__initialize_config__messages', $this->messages);
-        $this->messages = $this->messages instanceof EE_Messages_Config
-            ? $this->messages
-            : new EE_Messages_Config();
-        $this->gateway = $this->gateway instanceof EE_Gateway_Config
-            ? $this->gateway
-            : new EE_Gateway_Config();
-        $this->gateway = apply_filters('FHEE__EE_Config___initialize_config__gateway', $this->gateway);
-        $this->legacy_shortcodes_manager = null;
-    }
-
-
-    /**
-     *    get_espresso_config
-     *
-     * @access    public
-     * @return    array of espresso config stuff
-     */
-    public function get_espresso_config()
-    {
-        // grab espresso configuration
-        return apply_filters(
-            'FHEE__EE_Config__get_espresso_config__CFG',
-            get_option(EE_Config::OPTION_NAME, array())
-        );
-    }
-
-
-    /**
-     *    double_check_config_comparison
-     *
-     * @access    public
-     * @param string $option
-     * @param        $old_value
-     * @param        $value
-     */
-    public function double_check_config_comparison($option = '', $old_value, $value)
-    {
-        // make sure we're checking the ee config
-        if ($option === EE_Config::OPTION_NAME) {
-            // run a loose comparison of the old value against the new value for type and properties,
-            // but NOT exact instance like WP update_option does (ie: NOT type safe comparison)
-            if ($value != $old_value) {
-                // if they are NOT the same, then remove the hook,
-                // which means the subsequent update results will be based solely on the update query results
-                // the reason we do this is because, as stated above,
-                // WP update_option performs an exact instance comparison (===) on any update values passed to it
-                // this happens PRIOR to serialization and any subsequent update.
-                // If values are found to match their previous old value,
-                // then WP bails before performing any update.
-                // Since we are passing the EE_Config object, it is comparing the EXACT instance of the saved version
-                // it just pulled from the db, with the one being passed to it (which will not match).
-                // HOWEVER, once the object is serialized and passed off to MySQL to update,
-                // MySQL MAY ALSO NOT perform the update because
-                // the string it sees in the db looks the same as the new one it has been passed!!!
-                // This results in the query returning an "affected rows" value of ZERO,
-                // which gets returned immediately by WP update_option and looks like an error.
-                remove_action('update_option', array($this, 'check_config_updated'));
-            }
-        }
-    }
-
-
-    /**
-     *    update_espresso_config
-     *
-     * @access   public
-     */
-    protected function _reset_espresso_addon_config()
-    {
-        $this->_addon_option_names = array();
-        foreach ($this->addons as $addon_name => $addon_config_obj) {
-            $addon_config_obj = maybe_unserialize($addon_config_obj);
-            if ($addon_config_obj instanceof EE_Config_Base) {
-                $this->update_config('addons', $addon_name, $addon_config_obj, false);
-            }
-            $this->addons->{$addon_name} = null;
-        }
-    }
-
-
-    /**
-     *    update_espresso_config
-     *
-     * @access   public
-     * @param   bool $add_success
-     * @param   bool $add_error
-     * @return   bool
-     */
-    public function update_espresso_config($add_success = false, $add_error = true)
-    {
-        // don't allow config updates during WP heartbeats
-        if (\EE_Registry::instance()->REQ->get('action', '') === 'heartbeat') {
-            return false;
-        }
-        // commented out the following re: https://events.codebasehq.com/projects/event-espresso/tickets/8197
-        // $clone = clone( self::$_instance );
-        // self::$_instance = NULL;
-        do_action('AHEE__EE_Config__update_espresso_config__begin', $this);
-        $this->_reset_espresso_addon_config();
-        // hook into update_option because that happens AFTER the ( $value === $old_value ) conditional
-        // but BEFORE the actual update occurs
-        add_action('update_option', array($this, 'double_check_config_comparison'), 1, 3);
-        // don't want to persist legacy_shortcodes_manager, but don't want to lose it either
-        $legacy_shortcodes_manager = $this->legacy_shortcodes_manager;
-        $this->legacy_shortcodes_manager = null;
-        // now update "ee_config"
-        $saved = update_option(EE_Config::OPTION_NAME, $this);
-        $this->legacy_shortcodes_manager = $legacy_shortcodes_manager;
-        EE_Config::log(EE_Config::OPTION_NAME);
-        // if not saved... check if the hook we just added still exists;
-        // if it does, it means one of two things:
-        // that update_option bailed at the($value === $old_value) conditional,
-        // or...
-        // the db update query returned 0 rows affected
-        // (probably because the data  value was the same from it's perspective)
-        // so the existence of the hook means that a negative result from update_option is NOT an error,
-        // but just means no update occurred, so don't display an error to the user.
-        // BUT... if update_option returns FALSE, AND the hook is missing,
-        // then it means that something truly went wrong
-        $saved = ! $saved ? has_action('update_option', array($this, 'double_check_config_comparison')) : $saved;
-        // remove our action since we don't want it in the system anymore
-        remove_action('update_option', array($this, 'double_check_config_comparison'), 1);
-        do_action('AHEE__EE_Config__update_espresso_config__end', $this, $saved);
-        // self::$_instance = $clone;
-        // unset( $clone );
-        // if config remains the same or was updated successfully
-        if ($saved) {
-            if ($add_success) {
-                EE_Error::add_success(
-                    __('The Event Espresso Configuration Settings have been successfully updated.', 'event_espresso'),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            }
-            return true;
-        } else {
-            if ($add_error) {
-                EE_Error::add_error(
-                    __('The Event Espresso Configuration Settings were not updated.', 'event_espresso'),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            }
-            return false;
-        }
-    }
-
-
-    /**
-     *    _verify_config_params
-     *
-     * @access    private
-     * @param    string         $section
-     * @param    string         $name
-     * @param    string         $config_class
-     * @param    EE_Config_Base $config_obj
-     * @param    array          $tests_to_run
-     * @param    bool           $display_errors
-     * @return    bool    TRUE on success, FALSE on fail
-     */
-    private function _verify_config_params(
-        $section = '',
-        $name = '',
-        $config_class = '',
-        $config_obj = null,
-        $tests_to_run = array(1, 2, 3, 4, 5, 6, 7, 8),
-        $display_errors = true
-    ) {
-        try {
-            foreach ($tests_to_run as $test) {
-                switch ($test) {
-                    // TEST #1 : check that section was set
-                    case 1:
-                        if (empty($section)) {
-                            if ($display_errors) {
-                                throw new EE_Error(
-                                    sprintf(
-                                        __(
-                                            'No configuration section has been provided while attempting to save "%s".',
-                                            'event_espresso'
-                                        ),
-                                        $config_class
-                                    )
-                                );
-                            }
-                            return false;
-                        }
-                        break;
-                    // TEST #2 : check that settings section exists
-                    case 2:
-                        if (! isset($this->{$section})) {
-                            if ($display_errors) {
-                                throw new EE_Error(
-                                    sprintf(
-                                        __('The "%s" configuration section does not exist.', 'event_espresso'),
-                                        $section
-                                    )
-                                );
-                            }
-                            return false;
-                        }
-                        break;
-                    // TEST #3 : check that section is the proper format
-                    case 3:
-                        if (! ($this->{$section} instanceof EE_Config_Base || $this->{$section} instanceof stdClass)
-                        ) {
-                            if ($display_errors) {
-                                throw new EE_Error(
-                                    sprintf(
-                                        __(
-                                            'The "%s" configuration settings have not been formatted correctly.',
-                                            'event_espresso'
-                                        ),
-                                        $section
-                                    )
-                                );
-                            }
-                            return false;
-                        }
-                        break;
-                    // TEST #4 : check that config section name has been set
-                    case 4:
-                        if (empty($name)) {
-                            if ($display_errors) {
-                                throw new EE_Error(
-                                    __(
-                                        'No name has been provided for the specific configuration section.',
-                                        'event_espresso'
-                                    )
-                                );
-                            }
-                            return false;
-                        }
-                        break;
-                    // TEST #5 : check that a config class name has been set
-                    case 5:
-                        if (empty($config_class)) {
-                            if ($display_errors) {
-                                throw new EE_Error(
-                                    __(
-                                        'No class name has been provided for the specific configuration section.',
-                                        'event_espresso'
-                                    )
-                                );
-                            }
-                            return false;
-                        }
-                        break;
-                    // TEST #6 : verify config class is accessible
-                    case 6:
-                        if (! class_exists($config_class)) {
-                            if ($display_errors) {
-                                throw new EE_Error(
-                                    sprintf(
-                                        __(
-                                            'The "%s" class does not exist. Please ensure that an autoloader has been set for it.',
-                                            'event_espresso'
-                                        ),
-                                        $config_class
-                                    )
-                                );
-                            }
-                            return false;
-                        }
-                        break;
-                    // TEST #7 : check that config has even been set
-                    case 7:
-                        if (! isset($this->{$section}->{$name})) {
-                            if ($display_errors) {
-                                throw new EE_Error(
-                                    sprintf(
-                                        __('No configuration has been set for "%1$s->%2$s".', 'event_espresso'),
-                                        $section,
-                                        $name
-                                    )
-                                );
-                            }
-                            return false;
-                        } else {
-                            // and make sure it's not serialized
-                            $this->{$section}->{$name} = maybe_unserialize($this->{$section}->{$name});
-                        }
-                        break;
-                    // TEST #8 : check that config is the requested type
-                    case 8:
-                        if (! $this->{$section}->{$name} instanceof $config_class) {
-                            if ($display_errors) {
-                                throw new EE_Error(
-                                    sprintf(
-                                        __(
-                                            'The configuration for "%1$s->%2$s" is not of the "%3$s" class.',
-                                            'event_espresso'
-                                        ),
-                                        $section,
-                                        $name,
-                                        $config_class
-                                    )
-                                );
-                            }
-                            return false;
-                        }
-                        break;
-                    // TEST #9 : verify config object
-                    case 9:
-                        if (! $config_obj instanceof EE_Config_Base) {
-                            if ($display_errors) {
-                                throw new EE_Error(
-                                    sprintf(
-                                        __('The "%s" class is not an instance of EE_Config_Base.', 'event_espresso'),
-                                        print_r($config_obj, true)
-                                    )
-                                );
-                            }
-                            return false;
-                        }
-                        break;
-                }
-            }
-        } catch (EE_Error $e) {
-            $e->get_error();
-        }
-        // you have successfully run the gauntlet
-        return true;
-    }
-
-
-    /**
-     *    _generate_config_option_name
-     *
-     * @access        protected
-     * @param        string $section
-     * @param        string $name
-     * @return        string
-     */
-    private function _generate_config_option_name($section = '', $name = '')
-    {
-        return 'ee_config-' . strtolower($section . '-' . str_replace(array('EE_', 'EED_'), '', $name));
-    }
-
-
-    /**
-     *    _set_config_class
-     * ensures that a config class is set, either from a passed config class or one generated from the config name
-     *
-     * @access    private
-     * @param    string $config_class
-     * @param    string $name
-     * @return    string
-     */
-    private function _set_config_class($config_class = '', $name = '')
-    {
-        return ! empty($config_class)
-            ? $config_class
-            : str_replace(' ', '_', ucwords(str_replace('_', ' ', $name))) . '_Config';
-    }
-
-
-    /**
-     *    set_config
-     *
-     * @access    protected
-     * @param    string         $section
-     * @param    string         $name
-     * @param    string         $config_class
-     * @param    EE_Config_Base $config_obj
-     * @return    EE_Config_Base
-     */
-    public function set_config($section = '', $name = '', $config_class = '', EE_Config_Base $config_obj = null)
-    {
-        // ensure config class is set to something
-        $config_class = $this->_set_config_class($config_class, $name);
-        // run tests 1-4, 6, and 7 to verify all config params are set and valid
-        if (! $this->_verify_config_params($section, $name, $config_class, null, array(1, 2, 3, 4, 5, 6))) {
-            return null;
-        }
-        $config_option_name = $this->_generate_config_option_name($section, $name);
-        // if the config option name hasn't been added yet to the list of option names we're tracking, then do so now
-        if (! isset($this->_addon_option_names[ $config_option_name ])) {
-            $this->_addon_option_names[ $config_option_name ] = $config_class;
-            $this->update_addon_option_names();
-        }
-        // verify the incoming config object but suppress errors
-        if (! $this->_verify_config_params($section, $name, $config_class, $config_obj, array(9), false)) {
-            $config_obj = new $config_class();
-        }
-        if (get_option($config_option_name)) {
-            EE_Config::log($config_option_name);
-            update_option($config_option_name, $config_obj);
-            $this->{$section}->{$name} = $config_obj;
-            return $this->{$section}->{$name};
-        } else {
-            // create a wp-option for this config
-            if (add_option($config_option_name, $config_obj, '', 'no')) {
-                $this->{$section}->{$name} = maybe_unserialize($config_obj);
-                return $this->{$section}->{$name};
-            } else {
-                EE_Error::add_error(
-                    sprintf(__('The "%s" could not be saved to the database.', 'event_espresso'), $config_class),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                return null;
-            }
-        }
-    }
-
-
-    /**
-     *    update_config
-     * Important: the config object must ALREADY be set, otherwise this will produce an error.
-     *
-     * @access    public
-     * @param    string                $section
-     * @param    string                $name
-     * @param    EE_Config_Base|string $config_obj
-     * @param    bool                  $throw_errors
-     * @return    bool
-     */
-    public function update_config($section = '', $name = '', $config_obj = '', $throw_errors = true)
-    {
-        // don't allow config updates during WP heartbeats
-        if (\EE_Registry::instance()->REQ->get('action', '') === 'heartbeat') {
-            return false;
-        }
-        $config_obj = maybe_unserialize($config_obj);
-        // get class name of the incoming object
-        $config_class = get_class($config_obj);
-        // run tests 1-5 and 9 to verify config
-        if (! $this->_verify_config_params(
-            $section,
-            $name,
-            $config_class,
-            $config_obj,
-            array(1, 2, 3, 4, 7, 9)
-        )
-        ) {
-            return false;
-        }
-        $config_option_name = $this->_generate_config_option_name($section, $name);
-        // check if config object has been added to db by seeing if config option name is in $this->_addon_option_names array
-        if (! isset($this->_addon_option_names[ $config_option_name ])) {
-            // save new config to db
-            if ($this->set_config($section, $name, $config_class, $config_obj)) {
-                return true;
-            }
-        } else {
-            // first check if the record already exists
-            $existing_config = get_option($config_option_name);
-            $config_obj = serialize($config_obj);
-            // just return if db record is already up to date (NOT type safe comparison)
-            if ($existing_config == $config_obj) {
-                $this->{$section}->{$name} = $config_obj;
-                return true;
-            } elseif (update_option($config_option_name, $config_obj)) {
-                EE_Config::log($config_option_name);
-                // update wp-option for this config class
-                $this->{$section}->{$name} = $config_obj;
-                return true;
-            } elseif ($throw_errors) {
-                EE_Error::add_error(
-                    sprintf(
-                        __(
-                            'The "%1$s" object stored at"%2$s" was not successfully updated in the database.',
-                            'event_espresso'
-                        ),
-                        $config_class,
-                        'EE_Config->' . $section . '->' . $name
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            }
-        }
-        return false;
-    }
-
-
-    /**
-     *    get_config
-     *
-     * @access    public
-     * @param    string $section
-     * @param    string $name
-     * @param    string $config_class
-     * @return    mixed EE_Config_Base | NULL
-     */
-    public function get_config($section = '', $name = '', $config_class = '')
-    {
-        // ensure config class is set to something
-        $config_class = $this->_set_config_class($config_class, $name);
-        // run tests 1-4, 6 and 7 to verify that all params have been set
-        if (! $this->_verify_config_params($section, $name, $config_class, null, array(1, 2, 3, 4, 5, 6))) {
-            return null;
-        }
-        // now test if the requested config object exists, but suppress errors
-        if ($this->_verify_config_params($section, $name, $config_class, null, array(7, 8), false)) {
-            // config already exists, so pass it back
-            return $this->{$section}->{$name};
-        }
-        // load config option from db if it exists
-        $config_obj = $this->get_config_option($this->_generate_config_option_name($section, $name));
-        // verify the newly retrieved config object, but suppress errors
-        if ($this->_verify_config_params($section, $name, $config_class, $config_obj, array(9), false)) {
-            // config is good, so set it and pass it back
-            $this->{$section}->{$name} = $config_obj;
-            return $this->{$section}->{$name};
-        }
-        // oops! $config_obj is not already set and does not exist in the db, so create a new one
-        $config_obj = $this->set_config($section, $name, $config_class);
-        // verify the newly created config object
-        if ($this->_verify_config_params($section, $name, $config_class, $config_obj, array(9))) {
-            return $this->{$section}->{$name};
-        } else {
-            EE_Error::add_error(
-                sprintf(__('The "%s" could not be retrieved from the database.', 'event_espresso'), $config_class),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-        return null;
-    }
-
-
-    /**
-     *    get_config_option
-     *
-     * @access    public
-     * @param    string $config_option_name
-     * @return    mixed EE_Config_Base | FALSE
-     */
-    public function get_config_option($config_option_name = '')
-    {
-        // retrieve the wp-option for this config class.
-        $config_option = maybe_unserialize(get_option($config_option_name, array()));
-        if (empty($config_option)) {
-            EE_Config::log($config_option_name . '-NOT-FOUND');
-        }
-        return $config_option;
-    }
-
-
-    /**
-     * log
-     *
-     * @param string $config_option_name
-     */
-    public static function log($config_option_name = '')
-    {
-        if (EE_Config::logging_enabled() && ! empty($config_option_name)) {
-            $config_log = get_option(EE_Config::LOG_NAME, array());
-            // copy incoming $_REQUEST and sanitize it so we can save it
-            $_request = $_REQUEST;
-            array_walk_recursive($_request, 'sanitize_text_field');
-            $config_log[ (string) microtime(true) ] = array(
-                'config_name' => $config_option_name,
-                'request'     => $_request,
-            );
-            update_option(EE_Config::LOG_NAME, $config_log);
-        }
-    }
-
-
-    /**
-     * trim_log
-     * reduces the size of the config log to the length specified by EE_Config::LOG_LENGTH
-     */
-    public static function trim_log()
-    {
-        if (! EE_Config::logging_enabled()) {
-            return;
-        }
-        $config_log = maybe_unserialize(get_option(EE_Config::LOG_NAME, array()));
-        $log_length = count($config_log);
-        if ($log_length > EE_Config::LOG_LENGTH) {
-            ksort($config_log);
-            $config_log = array_slice($config_log, $log_length - EE_Config::LOG_LENGTH, null, true);
-            update_option(EE_Config::LOG_NAME, $config_log);
-        }
-    }
-
-
-    /**
-     *    get_page_for_posts
-     *    if the wp-option "show_on_front" is set to "page", then this is the post_name for the post set in the
-     *    wp-option "page_for_posts", or "posts" if no page is selected
-     *
-     * @access    public
-     * @return    string
-     */
-    public static function get_page_for_posts()
-    {
-        $page_for_posts = get_option('page_for_posts');
-        if (! $page_for_posts) {
-            return 'posts';
-        }
-        /** @type WPDB $wpdb */
-        global $wpdb;
-        $SQL = "SELECT post_name from $wpdb->posts WHERE post_type='posts' OR post_type='page' AND post_status='publish' AND ID=%d";
-        return $wpdb->get_var($wpdb->prepare($SQL, $page_for_posts));
-    }
-
-
-    /**
-     *    register_shortcodes_and_modules.
-     *    At this point, it's too early to tell if we're maintenance mode or not.
-     *    In fact, this is where we give modules a chance to let core know they exist
-     *    so they can help trigger maintenance mode if it's needed
-     *
-     * @access    public
-     * @return    void
-     */
-    public function register_shortcodes_and_modules()
-    {
-        // allow modules to set hooks for the rest of the system
-        EE_Registry::instance()->modules = $this->_register_modules();
-    }
-
-
-    /**
-     *    initialize_shortcodes_and_modules
-     *    meaning they can start adding their hooks to get stuff done
-     *
-     * @access    public
-     * @return    void
-     */
-    public function initialize_shortcodes_and_modules()
-    {
-        // allow modules to set hooks for the rest of the system
-        $this->_initialize_modules();
-    }
-
-
-    /**
-     *    widgets_init
-     *
-     * @access private
-     * @return void
-     */
-    public function widgets_init()
-    {
-        // only init widgets on admin pages when not in complete maintenance, and
-        // on frontend when not in any maintenance mode
-        if (! EE_Maintenance_Mode::instance()->level()
-            || (
-                is_admin()
-                && EE_Maintenance_Mode::instance()->level() !== EE_Maintenance_Mode::level_2_complete_maintenance
-            )
-        ) {
-            // grab list of installed widgets
-            $widgets_to_register = glob(EE_WIDGETS . '*', GLOB_ONLYDIR);
-            // filter list of modules to register
-            $widgets_to_register = apply_filters(
-                'FHEE__EE_Config__register_widgets__widgets_to_register',
-                $widgets_to_register
-            );
-            if (! empty($widgets_to_register)) {
-                // cycle thru widget folders
-                foreach ($widgets_to_register as $widget_path) {
-                    // add to list of installed widget modules
-                    EE_Config::register_ee_widget($widget_path);
-                }
-            }
-            // filter list of installed modules
-            EE_Registry::instance()->widgets = apply_filters(
-                'FHEE__EE_Config__register_widgets__installed_widgets',
-                EE_Registry::instance()->widgets
-            );
-        }
-    }
-
-
-    /**
-     *    register_ee_widget - makes core aware of this widget
-     *
-     * @access    public
-     * @param    string $widget_path - full path up to and including widget folder
-     * @return    void
-     */
-    public static function register_ee_widget($widget_path = null)
-    {
-        do_action('AHEE__EE_Config__register_widget__begin', $widget_path);
-        $widget_ext = '.widget.php';
-        // make all separators match
-        $widget_path = rtrim(str_replace('\\', DS, $widget_path), DS);
-        // does the file path INCLUDE the actual file name as part of the path ?
-        if (strpos($widget_path, $widget_ext) !== false) {
-            // grab and shortcode file name from directory name and break apart at dots
-            $file_name = explode('.', basename($widget_path));
-            // take first segment from file name pieces and remove class prefix if it exists
-            $widget = strpos($file_name[0], 'EEW_') === 0 ? substr($file_name[0], 4) : $file_name[0];
-            // sanitize shortcode directory name
-            $widget = sanitize_key($widget);
-            // now we need to rebuild the shortcode path
-            $widget_path = explode('/', $widget_path);
-            // remove last segment
-            array_pop($widget_path);
-            // glue it back together
-            $widget_path = implode(DS, $widget_path);
-        } else {
-            // grab and sanitize widget directory name
-            $widget = sanitize_key(basename($widget_path));
-        }
-        // create classname from widget directory name
-        $widget = str_replace(' ', '_', ucwords(str_replace('_', ' ', $widget)));
-        // add class prefix
-        $widget_class = 'EEW_' . $widget;
-        // does the widget exist ?
-        if (! is_readable($widget_path . '/' . $widget_class . $widget_ext)) {
-            $msg = sprintf(
-                __(
-                    'The requested %s widget file could not be found or is not readable due to file permissions. Please ensure the following path is correct: %s',
-                    'event_espresso'
-                ),
-                $widget_class,
-                $widget_path . '/' . $widget_class . $widget_ext
-            );
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return;
-        }
-        // load the widget class file
-        require_once($widget_path . '/' . $widget_class . $widget_ext);
-        // verify that class exists
-        if (! class_exists($widget_class)) {
-            $msg = sprintf(__('The requested %s widget class does not exist.', 'event_espresso'), $widget_class);
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return;
-        }
-        register_widget($widget_class);
-        // add to array of registered widgets
-        EE_Registry::instance()->widgets->{$widget_class} = $widget_path . '/' . $widget_class . $widget_ext;
-    }
-
-
-    /**
-     *        _register_modules
-     *
-     * @access private
-     * @return array
-     */
-    private function _register_modules()
-    {
-        // grab list of installed modules
-        $modules_to_register = glob(EE_MODULES . '*', GLOB_ONLYDIR);
-        // filter list of modules to register
-        $modules_to_register = apply_filters(
-            'FHEE__EE_Config__register_modules__modules_to_register',
-            $modules_to_register
-        );
-        if (! empty($modules_to_register)) {
-            // loop through folders
-            foreach ($modules_to_register as $module_path) {
-                /**TEMPORARILY EXCLUDE gateways from modules for time being**/
-                if ($module_path !== EE_MODULES . 'zzz-copy-this-module-template'
-                    && $module_path !== EE_MODULES . 'gateways'
-                ) {
-                    // add to list of installed modules
-                    EE_Config::register_module($module_path);
-                }
-            }
-        }
-        // filter list of installed modules
-        return apply_filters(
-            'FHEE__EE_Config___register_modules__installed_modules',
-            EE_Registry::instance()->modules
-        );
-    }
-
-
-    /**
-     *    register_module - makes core aware of this module
-     *
-     * @access    public
-     * @param    string $module_path - full path up to and including module folder
-     * @return    bool
-     */
-    public static function register_module($module_path = null)
-    {
-        do_action('AHEE__EE_Config__register_module__begin', $module_path);
-        $module_ext = '.module.php';
-        // make all separators match
-        $module_path = str_replace(array('\\', '/'), '/', $module_path);
-        // does the file path INCLUDE the actual file name as part of the path ?
-        if (strpos($module_path, $module_ext) !== false) {
-            // grab and shortcode file name from directory name and break apart at dots
-            $module_file = explode('.', basename($module_path));
-            // now we need to rebuild the shortcode path
-            $module_path = explode('/', $module_path);
-            // remove last segment
-            array_pop($module_path);
-            // glue it back together
-            $module_path = implode('/', $module_path) . '/';
-            // take first segment from file name pieces and sanitize it
-            $module = preg_replace('/[^a-zA-Z0-9_\-]/', '', $module_file[0]);
-            // ensure class prefix is added
-            $module_class = strpos($module, 'EED_') !== 0 ? 'EED_' . $module : $module;
-        } else {
-            // we need to generate the filename based off of the folder name
-            // grab and sanitize module name
-            $module = strtolower(basename($module_path));
-            $module = preg_replace('/[^a-z0-9_\-]/', '', $module);
-            // like trailingslashit()
-            $module_path = rtrim($module_path, '/') . '/';
-            // create classname from module directory name
-            $module = str_replace(' ', '_', ucwords(str_replace('_', ' ', $module)));
-            // add class prefix
-            $module_class = 'EED_' . $module;
-        }
-        // does the module exist ?
-        if (! is_readable($module_path . '/' . $module_class . $module_ext)) {
-            $msg = sprintf(
-                __(
-                    'The requested %s module file could not be found or is not readable due to file permissions.',
-                    'event_espresso'
-                ),
-                $module
-            );
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        // load the module class file
-        require_once($module_path . $module_class . $module_ext);
-        // verify that class exists
-        if (! class_exists($module_class)) {
-            $msg = sprintf(__('The requested %s module class does not exist.', 'event_espresso'), $module_class);
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        // add to array of registered modules
-        EE_Registry::instance()->modules->{$module_class} = $module_path . $module_class . $module_ext;
-        do_action(
-            'AHEE__EE_Config__register_module__complete',
-            $module_class,
-            EE_Registry::instance()->modules->{$module_class}
-        );
-        return true;
-    }
-
-
-    /**
-     *    _initialize_modules
-     *    allow modules to set hooks for the rest of the system
-     *
-     * @access private
-     * @return void
-     */
-    private function _initialize_modules()
-    {
-        // cycle thru shortcode folders
-        foreach (EE_Registry::instance()->modules as $module_class => $module_path) {
-            // fire the shortcode class's set_hooks methods in case it needs to hook into other parts of the system
-            // which set hooks ?
-            if (is_admin()) {
-                // fire immediately
-                call_user_func(array($module_class, 'set_hooks_admin'));
-            } else {
-                // delay until other systems are online
-                add_action(
-                    'AHEE__EE_System__set_hooks_for_shortcodes_modules_and_addons',
-                    array($module_class, 'set_hooks')
-                );
-            }
-        }
-    }
-
-
-    /**
-     *    register_route - adds module method routes to route_map
-     *
-     * @access    public
-     * @param    string $route       - "pretty" public alias for module method
-     * @param    string $module      - module name (classname without EED_ prefix)
-     * @param    string $method_name - the actual module method to be routed to
-     * @param    string $key         - url param key indicating a route is being called
-     * @return    bool
-     */
-    public static function register_route($route = null, $module = null, $method_name = null, $key = 'ee')
-    {
-        do_action('AHEE__EE_Config__register_route__begin', $route, $module, $method_name);
-        $module = str_replace('EED_', '', $module);
-        $module_class = 'EED_' . $module;
-        if (! isset(EE_Registry::instance()->modules->{$module_class})) {
-            $msg = sprintf(__('The module %s has not been registered.', 'event_espresso'), $module);
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        if (empty($route)) {
-            $msg = sprintf(__('No route has been supplied.', 'event_espresso'), $route);
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        if (! method_exists('EED_' . $module, $method_name)) {
-            $msg = sprintf(
-                __('A valid class method for the %s route has not been supplied.', 'event_espresso'),
-                $route
-            );
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        EE_Config::$_module_route_map[ (string) $key ][ (string) $route ] = array('EED_' . $module, $method_name);
-        return true;
-    }
-
-
-    /**
-     *    get_route - get module method route
-     *
-     * @access    public
-     * @param    string $route - "pretty" public alias for module method
-     * @param    string $key   - url param key indicating a route is being called
-     * @return    string
-     */
-    public static function get_route($route = null, $key = 'ee')
-    {
-        do_action('AHEE__EE_Config__get_route__begin', $route);
-        $route = (string) apply_filters('FHEE__EE_Config__get_route', $route);
-        if (isset(EE_Config::$_module_route_map[ $key ][ $route ])) {
-            return EE_Config::$_module_route_map[ $key ][ $route ];
-        }
-        return null;
-    }
-
-
-    /**
-     *    get_routes - get ALL module method routes
-     *
-     * @access    public
-     * @return    array
-     */
-    public static function get_routes()
-    {
-        return EE_Config::$_module_route_map;
-    }
-
-
-    /**
-     *    register_forward - allows modules to forward request to another module for further processing
-     *
-     * @access    public
-     * @param    string       $route   - "pretty" public alias for module method
-     * @param    integer      $status  - integer value corresponding  to status constant strings set in module parent
-     *                                 class, allows different forwards to be served based on status
-     * @param    array|string $forward - function name or array( class, method )
-     * @param    string       $key     - url param key indicating a route is being called
-     * @return    bool
-     */
-    public static function register_forward($route = null, $status = 0, $forward = null, $key = 'ee')
-    {
-        do_action('AHEE__EE_Config__register_forward', $route, $status, $forward);
-        if (! isset(EE_Config::$_module_route_map[ $key ][ $route ]) || empty($route)) {
-            $msg = sprintf(
-                __('The module route %s for this forward has not been registered.', 'event_espresso'),
-                $route
-            );
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        if (empty($forward)) {
-            $msg = sprintf(__('No forwarding route has been supplied.', 'event_espresso'), $route);
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        if (is_array($forward)) {
-            if (! isset($forward[1])) {
-                $msg = sprintf(
-                    __('A class method for the %s forwarding route has not been supplied.', 'event_espresso'),
-                    $route
-                );
-                EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-                return false;
-            }
-            if (! method_exists($forward[0], $forward[1])) {
-                $msg = sprintf(
-                    __('The class method %s for the %s forwarding route is in invalid.', 'event_espresso'),
-                    $forward[1],
-                    $route
-                );
-                EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-                return false;
-            }
-        } elseif (! function_exists($forward)) {
-            $msg = sprintf(
-                __('The function %s for the %s forwarding route is in invalid.', 'event_espresso'),
-                $forward,
-                $route
-            );
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        EE_Config::$_module_forward_map[ $key ][ $route ][ absint($status) ] = $forward;
-        return true;
-    }
-
-
-    /**
-     *    get_forward - get forwarding route
-     *
-     * @access    public
-     * @param    string  $route  - "pretty" public alias for module method
-     * @param    integer $status - integer value corresponding  to status constant strings set in module parent class,
-     *                           allows different forwards to be served based on status
-     * @param    string  $key    - url param key indicating a route is being called
-     * @return    string
-     */
-    public static function get_forward($route = null, $status = 0, $key = 'ee')
-    {
-        do_action('AHEE__EE_Config__get_forward__begin', $route, $status);
-        if (isset(EE_Config::$_module_forward_map[ $key ][ $route ][ $status ])) {
-            return apply_filters(
-                'FHEE__EE_Config__get_forward',
-                EE_Config::$_module_forward_map[ $key ][ $route ][ $status ],
-                $route,
-                $status
-            );
-        }
-        return null;
-    }
-
-
-    /**
-     *    register_forward - allows modules to specify different view templates for different method routes and status
-     *    results
-     *
-     * @access    public
-     * @param    string  $route  - "pretty" public alias for module method
-     * @param    integer $status - integer value corresponding  to status constant strings set in module parent class,
-     *                           allows different views to be served based on status
-     * @param    string  $view
-     * @param    string  $key    - url param key indicating a route is being called
-     * @return    bool
-     */
-    public static function register_view($route = null, $status = 0, $view = null, $key = 'ee')
-    {
-        do_action('AHEE__EE_Config__register_view__begin', $route, $status, $view);
-        if (! isset(EE_Config::$_module_route_map[ $key ][ $route ]) || empty($route)) {
-            $msg = sprintf(
-                __('The module route %s for this view has not been registered.', 'event_espresso'),
-                $route
-            );
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        if (! is_readable($view)) {
-            $msg = sprintf(
-                __(
-                    'The %s view file could not be found or is not readable due to file permissions.',
-                    'event_espresso'
-                ),
-                $view
-            );
-            EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        EE_Config::$_module_view_map[ $key ][ $route ][ absint($status) ] = $view;
-        return true;
-    }
-
-
-    /**
-     *    get_view - get view for route and status
-     *
-     * @access    public
-     * @param    string  $route  - "pretty" public alias for module method
-     * @param    integer $status - integer value corresponding  to status constant strings set in module parent class,
-     *                           allows different views to be served based on status
-     * @param    string  $key    - url param key indicating a route is being called
-     * @return    string
-     */
-    public static function get_view($route = null, $status = 0, $key = 'ee')
-    {
-        do_action('AHEE__EE_Config__get_view__begin', $route, $status);
-        if (isset(EE_Config::$_module_view_map[ $key ][ $route ][ $status ])) {
-            return apply_filters(
-                'FHEE__EE_Config__get_view',
-                EE_Config::$_module_view_map[ $key ][ $route ][ $status ],
-                $route,
-                $status
-            );
-        }
-        return null;
-    }
-
-
-    public function update_addon_option_names()
-    {
-        update_option(EE_Config::ADDON_OPTION_NAMES, $this->_addon_option_names);
-    }
-
-
-    public function shutdown()
-    {
-        $this->update_addon_option_names();
-    }
-
-
-    /**
-     * @return LegacyShortcodesManager
-     */
-    public static function getLegacyShortcodesManager()
-    {
-
-        if (! EE_Config::instance()->legacy_shortcodes_manager instanceof LegacyShortcodesManager) {
-            EE_Config::instance()->legacy_shortcodes_manager = new LegacyShortcodesManager(
-                EE_Registry::instance()
-            );
-        }
-        return EE_Config::instance()->legacy_shortcodes_manager;
-    }
-
-
-    /**
-     * register_shortcode - makes core aware of this shortcode
-     *
-     * @deprecated 4.9.26
-     * @param    string $shortcode_path - full path up to and including shortcode folder
-     * @return    bool
-     */
-    public static function register_shortcode($shortcode_path = null)
-    {
-        EE_Error::doing_it_wrong(
-            __METHOD__,
-            __(
-                'Usage is deprecated. Use \EventEspresso\core\services\shortcodes\LegacyShortcodesManager::registerShortcode() as direct replacement, or better yet, please see the new \EventEspresso\core\services\shortcodes\ShortcodesManager class.',
-                'event_espresso'
-            ),
-            '4.9.26'
-        );
-        return EE_Config::instance()->getLegacyShortcodesManager()->registerShortcode($shortcode_path);
-    }
-}
-
-/**
- * Base class used for config classes. These classes should generally not have
- * magic functions in use, except we'll allow them to magically set and get stuff...
- * basically, they should just be well-defined stdClasses
- */
-class EE_Config_Base
-{
-
-    /**
-     * Utility function for escaping the value of a property and returning.
-     *
-     * @param string $property property name (checks to see if exists).
-     * @return mixed if a detected type found return the escaped value, otherwise just the raw value is returned.
-     * @throws \EE_Error
-     */
-    public function get_pretty($property)
-    {
-        if (! property_exists($this, $property)) {
-            throw new EE_Error(
-                sprintf(
-                    __(
-                        '%1$s::get_pretty() has been called with the property %2$s which does not exist on the %1$s config class.',
-                        'event_espresso'
-                    ),
-                    get_class($this),
-                    $property
-                )
-            );
-        }
-        // just handling escaping of strings for now.
-        if (is_string($this->{$property})) {
-            return stripslashes($this->{$property});
-        }
-        return $this->{$property};
-    }
-
-
-    public function populate()
-    {
-        // grab defaults via a new instance of this class.
-        $class_name = get_class($this);
-        $defaults = new $class_name;
-        // loop through the properties for this class and see if they are set.  If they are NOT, then grab the
-        // default from our $defaults object.
-        foreach (get_object_vars($defaults) as $property => $value) {
-            if ($this->{$property} === null) {
-                $this->{$property} = $value;
-            }
-        }
-        // cleanup
-        unset($defaults);
-    }
-
-
-    /**
-     *        __isset
-     *
-     * @param $a
-     * @return bool
-     */
-    public function __isset($a)
-    {
-        return false;
-    }
-
-
-    /**
-     *        __unset
-     *
-     * @param $a
-     * @return bool
-     */
-    public function __unset($a)
-    {
-        return false;
-    }
-
-
-    /**
-     *        __clone
-     */
-    public function __clone()
-    {
-    }
-
-
-    /**
-     *        __wakeup
-     */
-    public function __wakeup()
-    {
-    }
-
-
-    /**
-     *        __destruct
-     */
-    public function __destruct()
-    {
-    }
-}
-
-/**
- * Class for defining what's in the EE_Config relating to registration settings
- */
-class EE_Core_Config extends EE_Config_Base
-{
-
-    const OPTION_NAME_UXIP = 'ee_ueip_optin';
-
-
-    public $current_blog_id;
-
-    public $ee_ueip_optin;
-
-    public $ee_ueip_has_notified;
-
-    /**
-     * Not to be confused with the 4 critical page variables (See
-     * get_critical_pages_array()), this is just an array of wp posts that have EE
-     * shortcodes in them. Keys are slugs, values are arrays with only 1 element: where the key is the shortcode
-     * in the page, and the value is the page's ID. The key 'posts' is basically a duplicate of this same array.
-     *
-     * @var array
-     */
-    public $post_shortcodes;
-
-    public $module_route_map;
-
-    public $module_forward_map;
-
-    public $module_view_map;
-
-    /**
-     * The next 4 vars are the IDs of critical EE pages.
-     *
-     * @var int
-     */
-    public $reg_page_id;
-
-    public $txn_page_id;
-
-    public $thank_you_page_id;
-
-    public $cancel_page_id;
-
-    /**
-     * The next 4 vars are the URLs of critical EE pages.
-     *
-     * @var int
-     */
-    public $reg_page_url;
-
-    public $txn_page_url;
-
-    public $thank_you_page_url;
-
-    public $cancel_page_url;
-
-    /**
-     * The next vars relate to the custom slugs for EE CPT routes
-     */
-    public $event_cpt_slug;
-
-    /**
-     * This caches the _ee_ueip_option in case this config is reset in the same
-     * request across blog switches in a multisite context.
-     * Avoids extra queries to the db for this option.
-     *
-     * @var bool
-     */
-    public static $ee_ueip_option;
-
-
-    /**
-     *    class constructor
-     *
-     * @access    public
-     */
-    public function __construct()
-    {
-        // set default organization settings
-        $this->current_blog_id = get_current_blog_id();
-        $this->current_blog_id = $this->current_blog_id === null ? 1 : $this->current_blog_id;
-        $this->ee_ueip_optin = $this->_get_main_ee_ueip_optin();
-        $this->ee_ueip_has_notified = is_main_site() ? get_option('ee_ueip_has_notified', false) : true;
-        $this->post_shortcodes = array();
-        $this->module_route_map = array();
-        $this->module_forward_map = array();
-        $this->module_view_map = array();
-        // critical EE page IDs
-        $this->reg_page_id = 0;
-        $this->txn_page_id = 0;
-        $this->thank_you_page_id = 0;
-        $this->cancel_page_id = 0;
-        // critical EE page URLs
-        $this->reg_page_url = '';
-        $this->txn_page_url = '';
-        $this->thank_you_page_url = '';
-        $this->cancel_page_url = '';
-        // cpt slugs
-        $this->event_cpt_slug = __('events', 'event_espresso');
-        // ueip constant check
-        if (defined('EE_DISABLE_UXIP') && EE_DISABLE_UXIP) {
-            $this->ee_ueip_optin = false;
-            $this->ee_ueip_has_notified = true;
-        }
-    }
-
-
-    /**
-     * @return array
-     */
-    public function get_critical_pages_array()
-    {
-        return array(
-            $this->reg_page_id,
-            $this->txn_page_id,
-            $this->thank_you_page_id,
-            $this->cancel_page_id,
-        );
-    }
-
-
-    /**
-     * @return array
-     */
-    public function get_critical_pages_shortcodes_array()
-    {
-        return array(
-            $this->reg_page_id       => 'ESPRESSO_CHECKOUT',
-            $this->txn_page_id       => 'ESPRESSO_TXN_PAGE',
-            $this->thank_you_page_id => 'ESPRESSO_THANK_YOU',
-            $this->cancel_page_id    => 'ESPRESSO_CANCELLED',
-        );
-    }
-
-
-    /**
-     *  gets/returns URL for EE reg_page
-     *
-     * @access    public
-     * @return    string
-     */
-    public function reg_page_url()
-    {
-        if (! $this->reg_page_url) {
-            $this->reg_page_url = add_query_arg(
-                array('uts' => time()),
-                get_permalink($this->reg_page_id)
-            ) . '#checkout';
-        }
-        return $this->reg_page_url;
-    }
-
-
-    /**
-     *  gets/returns URL for EE txn_page
-     *
-     * @param array $query_args like what gets passed to
-     *                          add_query_arg() as the first argument
-     * @access    public
-     * @return    string
-     */
-    public function txn_page_url($query_args = array())
-    {
-        if (! $this->txn_page_url) {
-            $this->txn_page_url = get_permalink($this->txn_page_id);
-        }
-        if ($query_args) {
-            return add_query_arg($query_args, $this->txn_page_url);
-        } else {
-            return $this->txn_page_url;
-        }
-    }
-
-
-    /**
-     *  gets/returns URL for EE thank_you_page
-     *
-     * @param array $query_args like what gets passed to
-     *                          add_query_arg() as the first argument
-     * @access    public
-     * @return    string
-     */
-    public function thank_you_page_url($query_args = array())
-    {
-        if (! $this->thank_you_page_url) {
-            $this->thank_you_page_url = get_permalink($this->thank_you_page_id);
-        }
-        if ($query_args) {
-            return add_query_arg($query_args, $this->thank_you_page_url);
-        } else {
-            return $this->thank_you_page_url;
-        }
-    }
-
-
-    /**
-     *  gets/returns URL for EE cancel_page
-     *
-     * @access    public
-     * @return    string
-     */
-    public function cancel_page_url()
-    {
-        if (! $this->cancel_page_url) {
-            $this->cancel_page_url = get_permalink($this->cancel_page_id);
-        }
-        return $this->cancel_page_url;
-    }
-
-
-    /**
-     * Resets all critical page urls to their original state.  Used primarily by the __sleep() magic method currently.
-     *
-     * @since 4.7.5
-     */
-    protected function _reset_urls()
-    {
-        $this->reg_page_url = '';
-        $this->txn_page_url = '';
-        $this->cancel_page_url = '';
-        $this->thank_you_page_url = '';
-    }
-
-
-    /**
-     * Used to return what the optin value is set for the EE User Experience Program.
-     * This accounts for multisite and this value being requested for a subsite.  In multisite, the value is set
-     * on the main site only.
-     *
-     * @return bool
-     */
-    protected function _get_main_ee_ueip_optin()
-    {
-        // if this is the main site then we can just bypass our direct query.
-        if (is_main_site()) {
-            return get_option(self::OPTION_NAME_UXIP, false);
-        }
-        // is this already cached for this request?  If so use it.
-        if (EE_Core_Config::$ee_ueip_option !== null) {
-            return EE_Core_Config::$ee_ueip_option;
-        }
-        global $wpdb;
-        $current_network_main_site = is_multisite() ? get_current_site() : null;
-        $current_main_site_id = ! empty($current_network_main_site) ? $current_network_main_site->blog_id : 1;
-        $option = self::OPTION_NAME_UXIP;
-        // set correct table for query
-        $table_name = $wpdb->get_blog_prefix($current_main_site_id) . 'options';
-        // rather than getting blog option for the $current_main_site_id, we do a direct $wpdb query because
-        // get_blog_option() does a switch_to_blog an that could cause infinite recursion because EE_Core_Config might be
-        // re-constructed on the blog switch.  Note, we are still executing any core wp filters on this option retrieval.
-        // this bit of code is basically a direct copy of get_option without any caching because we are NOT switched to the blog
-        // for the purpose of caching.
-        $pre = apply_filters('pre_option_' . $option, false, $option);
-        if (false !== $pre) {
-            EE_Core_Config::$ee_ueip_option = $pre;
-            return EE_Core_Config::$ee_ueip_option;
-        }
-        $row = $wpdb->get_row(
-            $wpdb->prepare(
-                "SELECT option_value FROM $table_name WHERE option_name = %s LIMIT 1",
-                $option
-            )
-        );
-        if (is_object($row)) {
-            $value = $row->option_value;
-        } else { // option does not exist so use default.
-            EE_Core_Config::$ee_ueip_option =  apply_filters('default_option_' . $option, false, $option);
-            return EE_Core_Config::$ee_ueip_option;
-        }
-        EE_Core_Config::$ee_ueip_option = apply_filters('option_' . $option, maybe_unserialize($value), $option);
-        return EE_Core_Config::$ee_ueip_option;
-    }
-
-
-    /**
-     * Utility function for escaping the value of a property and returning.
-     *
-     * @param string $property property name (checks to see if exists).
-     * @return mixed if a detected type found return the escaped value, otherwise just the raw value is returned.
-     * @throws \EE_Error
-     */
-    public function get_pretty($property)
-    {
-        if ($property === self::OPTION_NAME_UXIP) {
-            return $this->ee_ueip_optin ? 'yes' : 'no';
-        }
-        return parent::get_pretty($property);
-    }
-
-
-    /**
-     * Currently used to ensure critical page urls have initial values saved to the db instead of any current set values
-     * on the object.
-     *
-     * @return array
-     */
-    public function __sleep()
-    {
-        // reset all url properties
-        $this->_reset_urls();
-        // return what to save to db
-        return array_keys(get_object_vars($this));
-    }
-}
-
-/**
- * Config class for storing info on the Organization
- */
-class EE_Organization_Config extends EE_Config_Base
-{
-
-    /**
-     * @var string $name
-     * eg EE4.1
-     */
-    public $name;
-
-    /**
-     * @var string $address_1
-     * eg 123 Onna Road
-     */
-    public $address_1 = '';
-
-    /**
-     * @var string $address_2
-     * eg PO Box 123
-     */
-    public $address_2 = '';
-
-    /**
-     * @var string $city
-     * eg Inna City
-     */
-    public $city = '';
-
-    /**
-     * @var int $STA_ID
-     * eg 4
-     */
-    public $STA_ID = 0;
-
-    /**
-     * @var string $CNT_ISO
-     * eg US
-     */
-    public $CNT_ISO = '';
-
-    /**
-     * @var string $zip
-     * eg 12345  or V1A 2B3
-     */
-    public $zip = '';
-
-    /**
-     * @var string $email
-     * eg support@eventespresso.com
-     */
-    public $email;
-
-    /**
-     * @var string $phone
-     * eg. 111-111-1111
-     */
-    public $phone = '';
-
-    /**
-     * @var string $vat
-     * VAT/Tax Number
-     */
-    public $vat = '';
-
-    /**
-     * @var string $logo_url
-     * eg http://www.somedomain.com/wp-content/uploads/kittehs.jpg
-     */
-    public $logo_url = '';
-
-    /**
-     * The below are all various properties for holding links to organization social network profiles
-     *
-     * @var string
-     */
-    /**
-     * facebook (facebook.com/profile.name)
-     *
-     * @var string
-     */
-    public $facebook = '';
-
-    /**
-     * twitter (twitter.com/twitter_handle)
-     *
-     * @var string
-     */
-    public $twitter = '';
-
-    /**
-     * linkedin (linkedin.com/in/profile_name)
-     *
-     * @var string
-     */
-    public $linkedin = '';
-
-    /**
-     * pinterest (www.pinterest.com/profile_name)
-     *
-     * @var string
-     */
-    public $pinterest = '';
-
-    /**
-     * google+ (google.com/+profileName)
-     *
-     * @var string
-     */
-    public $google = '';
-
-    /**
-     * instagram (instagram.com/handle)
-     *
-     * @var string
-     */
-    public $instagram = '';
-
-
-    /**
-     *    class constructor
-     *
-     * @access    public
-     */
-    public function __construct()
-    {
-        // set default organization settings
-        // decode HTML entities from the WP blogname, because it's stored in the DB with HTML entities encoded
-        $this->name = wp_specialchars_decode(get_bloginfo('name'), ENT_QUOTES);
-        $this->email = get_bloginfo('admin_email');
-    }
-}
-
-/**
- * Class for defining what's in the EE_Config relating to currency
- */
-class EE_Currency_Config extends EE_Config_Base
-{
-
-    /**
-     * @var string $code
-     * eg 'US'
-     */
-    public $code;
-
-    /**
-     * @var string $name
-     * eg 'Dollar'
-     */
-    public $name;
-
-    /**
-     * plural name
-     *
-     * @var string $plural
-     * eg 'Dollars'
-     */
-    public $plural;
-
-    /**
-     * currency sign
-     *
-     * @var string $sign
-     * eg '$'
-     */
-    public $sign;
-
-    /**
-     * Whether the currency sign should come before the number or not
-     *
-     * @var boolean $sign_b4
-     */
-    public $sign_b4;
-
-    /**
-     * How many digits should come after the decimal place
-     *
-     * @var int $dec_plc
-     */
-    public $dec_plc;
-
-    /**
-     * Symbol to use for decimal mark
-     *
-     * @var string $dec_mrk
-     * eg '.'
-     */
-    public $dec_mrk;
-
-    /**
-     * Symbol to use for thousands
-     *
-     * @var string $thsnds
-     * eg ','
-     */
-    public $thsnds;
-
-
-    /**
-     *    class constructor
-     *
-     * @access    public
-     * @param string $CNT_ISO
-     * @throws \EE_Error
-     */
-    public function __construct($CNT_ISO = '')
-    {
-        /** @var \EventEspresso\core\services\database\TableAnalysis $table_analysis */
-        $table_analysis = EE_Registry::instance()->create('TableAnalysis', array(), true);
-        // get country code from organization settings or use default
-        $ORG_CNT = isset(EE_Registry::instance()->CFG->organization)
-                   && EE_Registry::instance()->CFG->organization instanceof EE_Organization_Config
-            ? EE_Registry::instance()->CFG->organization->CNT_ISO
-            : '';
-        // but override if requested
-        $CNT_ISO = ! empty($CNT_ISO) ? $CNT_ISO : $ORG_CNT;
-        // so if that all went well, and we are not in M-Mode (cuz you can't query the db in M-Mode) and double-check the countries table exists
-        if (! empty($CNT_ISO)
-            && EE_Maintenance_Mode::instance()->models_can_query()
-            && $table_analysis->tableExists(EE_Registry::instance()->load_model('Country')->table())
-        ) {
-            // retrieve the country settings from the db, just in case they have been customized
-            $country = EE_Registry::instance()->load_model('Country')->get_one_by_ID($CNT_ISO);
-            if ($country instanceof EE_Country) {
-                $this->code = $country->currency_code();    // currency code: USD, CAD, EUR
-                $this->name = $country->currency_name_single();    // Dollar
-                $this->plural = $country->currency_name_plural();    // Dollars
-                $this->sign = $country->currency_sign();            // currency sign: $
-                $this->sign_b4 = $country->currency_sign_before(
-                );        // currency sign before or after: $TRUE  or  FALSE$
-                $this->dec_plc = $country->currency_decimal_places();    // decimal places: 2 = 0.00  3 = 0.000
-                $this->dec_mrk = $country->currency_decimal_mark(
-                );    // decimal mark: (comma) ',' = 0,01   or (decimal) '.' = 0.01
-                $this->thsnds = $country->currency_thousands_separator(
-                );    // thousands separator: (comma) ',' = 1,000   or (decimal) '.' = 1.000
-            }
-        }
-        // fallback to hardcoded defaults, in case the above failed
-        if (empty($this->code)) {
-            // set default currency settings
-            $this->code = 'USD';    // currency code: USD, CAD, EUR
-            $this->name = __('Dollar', 'event_espresso');    // Dollar
-            $this->plural = __('Dollars', 'event_espresso');    // Dollars
-            $this->sign = '$';    // currency sign: $
-            $this->sign_b4 = true;    // currency sign before or after: $TRUE  or  FALSE$
-            $this->dec_plc = 2;    // decimal places: 2 = 0.00  3 = 0.000
-            $this->dec_mrk = '.';    // decimal mark: (comma) ',' = 0,01   or (decimal) '.' = 0.01
-            $this->thsnds = ',';    // thousands separator: (comma) ',' = 1,000   or (decimal) '.' = 1.000
-        }
-    }
-}
-
-/**
- * Class for defining what's in the EE_Config relating to registration settings
- */
-class EE_Registration_Config extends EE_Config_Base
-{
-
-    /**
-     * Default registration status
-     *
-     * @var string $default_STS_ID
-     * eg 'RPP'
-     */
-    public $default_STS_ID;
-
-    /**
-     * For new events, this will be the default value for the maximum number of tickets (equivalent to maximum number of
-     * registrations)
-     *
-     * @var int
-     */
-    public $default_maximum_number_of_tickets;
-
-    /**
-     * level of validation to apply to email addresses
-     *
-     * @var string $email_validation_level
-     * options: 'basic', 'wp_default', 'i18n', 'i18n_dns'
-     */
-    public $email_validation_level;
-
-    /**
-     *    whether or not to show alternate payment options during the reg process if payment status is pending
-     *
-     * @var boolean $show_pending_payment_options
-     */
-    public $show_pending_payment_options;
-
-    /**
-     * Whether to skip the registration confirmation page
-     *
-     * @var boolean $skip_reg_confirmation
-     */
-    public $skip_reg_confirmation;
-
-    /**
-     * an array of SPCO reg steps where:
-     *        the keys denotes the reg step order
-     *        each element consists of an array with the following elements:
-     *            "file_path" => the file path to the EE_SPCO_Reg_Step class
-     *            "class_name" => the specific EE_SPCO_Reg_Step child class name
-     *            "slug" => the URL param used to trigger the reg step
-     *
-     * @var array $reg_steps
-     */
-    public $reg_steps;
-
-    /**
-     * Whether registration confirmation should be the last page of SPCO
-     *
-     * @var boolean $reg_confirmation_last
-     */
-    public $reg_confirmation_last;
-
-    /**
-     * Whether or not to enable the EE Bot Trap
-     *
-     * @var boolean $use_bot_trap
-     */
-    public $use_bot_trap;
-
-    /**
-     * Whether or not to encrypt some data sent by the EE Bot Trap
-     *
-     * @var boolean $use_encryption
-     */
-    public $use_encryption;
-
-    /**
-     * Whether or not to use ReCaptcha
-     *
-     * @var boolean $use_captcha
-     */
-    public $use_captcha;
-
-    /**
-     * ReCaptcha Theme
-     *
-     * @var string $recaptcha_theme
-     *    options: 'dark', 'light', 'invisible'
-     */
-    public $recaptcha_theme;
-
-    /**
-     * ReCaptcha Badge - determines the position of the reCAPTCHA badge if using Invisible ReCaptcha.
-     *
-     * @var string $recaptcha_badge
-     *    options: 'bottomright', 'bottomleft', 'inline'
-     */
-    public $recaptcha_badge;
+	const OPTION_NAME = 'ee_config';
+
+	const LOG_NAME = 'ee_config_log';
+
+	const LOG_LENGTH = 100;
+
+	const ADDON_OPTION_NAMES = 'ee_config_option_names';
+
+	/**
+	 *    instance of the EE_Config object
+	 *
+	 * @var    EE_Config $_instance
+	 * @access    private
+	 */
+	private static $_instance;
+
+	/**
+	 * @var boolean $_logging_enabled
+	 */
+	private static $_logging_enabled = false;
+
+	/**
+	 * @var LegacyShortcodesManager $legacy_shortcodes_manager
+	 */
+	private $legacy_shortcodes_manager;
+
+	/**
+	 * An StdClass whose property names are addon slugs,
+	 * and values are their config classes
+	 *
+	 * @var StdClass
+	 */
+	public $addons;
+
+	/**
+	 * @var EE_Admin_Config
+	 */
+	public $admin;
+
+	/**
+	 * @var EE_Core_Config
+	 */
+	public $core;
+
+	/**
+	 * @var EE_Currency_Config
+	 */
+	public $currency;
+
+	/**
+	 * @var EE_Organization_Config
+	 */
+	public $organization;
+
+	/**
+	 * @var EE_Registration_Config
+	 */
+	public $registration;
+
+	/**
+	 * @var EE_Template_Config
+	 */
+	public $template_settings;
+
+	/**
+	 * Holds EE environment values.
+	 *
+	 * @var EE_Environment_Config
+	 */
+	public $environment;
+
+	/**
+	 * settings pertaining to Google maps
+	 *
+	 * @var EE_Map_Config
+	 */
+	public $map_settings;
+
+	/**
+	 * settings pertaining to Taxes
+	 *
+	 * @var EE_Tax_Config
+	 */
+	public $tax_settings;
+
+	/**
+	 * Settings pertaining to global messages settings.
+	 *
+	 * @var EE_Messages_Config
+	 */
+	public $messages;
+
+	/**
+	 * @deprecated
+	 * @var EE_Gateway_Config
+	 */
+	public $gateway;
+
+	/**
+	 * @var    array $_addon_option_names
+	 * @access    private
+	 */
+	private $_addon_option_names = array();
+
+	/**
+	 * @var    array $_module_route_map
+	 * @access    private
+	 */
+	private static $_module_route_map = array();
+
+	/**
+	 * @var    array $_module_forward_map
+	 * @access    private
+	 */
+	private static $_module_forward_map = array();
+
+	/**
+	 * @var    array $_module_view_map
+	 * @access    private
+	 */
+	private static $_module_view_map = array();
+
+
+	/**
+	 * @singleton method used to instantiate class object
+	 * @access    public
+	 * @return EE_Config instance
+	 */
+	public static function instance()
+	{
+		// check if class object is instantiated, and instantiated properly
+		if (! self::$_instance instanceof EE_Config) {
+			self::$_instance = new self();
+		}
+		return self::$_instance;
+	}
+
+
+	/**
+	 * Resets the config
+	 *
+	 * @param bool    $hard_reset    if TRUE, sets EE_CONFig back to its original settings in the database. If FALSE
+	 *                               (default) leaves the database alone, and merely resets the EE_Config object to
+	 *                               reflect its state in the database
+	 * @param boolean $reinstantiate if TRUE (default) call instance() and return it. Otherwise, just leave
+	 *                               $_instance as NULL. Useful in case you want to forget about the old instance on
+	 *                               EE_Config, but might not be ready to instantiate EE_Config currently (eg if the
+	 *                               site was put into maintenance mode)
+	 * @return EE_Config
+	 */
+	public static function reset($hard_reset = false, $reinstantiate = true)
+	{
+		if (self::$_instance instanceof EE_Config) {
+			if ($hard_reset) {
+				self::$_instance->legacy_shortcodes_manager = null;
+				self::$_instance->_addon_option_names = array();
+				self::$_instance->_initialize_config();
+				self::$_instance->update_espresso_config();
+			}
+			self::$_instance->update_addon_option_names();
+		}
+		self::$_instance = null;
+		// we don't need to reset the static properties imo because those should
+		// only change when a module is added or removed. Currently we don't
+		// support removing a module during a request when it previously existed
+		if ($reinstantiate) {
+			return self::instance();
+		} else {
+			return null;
+		}
+	}
+
+
+	/**
+	 *    class constructor
+	 *
+	 * @access    private
+	 */
+	private function __construct()
+	{
+		do_action('AHEE__EE_Config__construct__begin', $this);
+		EE_Config::$_logging_enabled = apply_filters('FHEE__EE_Config___construct__logging_enabled', false);
+		// setup empty config classes
+		$this->_initialize_config();
+		// load existing EE site settings
+		$this->_load_core_config();
+		// confirm everything loaded correctly and set filtered defaults if not
+		$this->_verify_config();
+		//  register shortcodes and modules
+		add_action(
+			'AHEE__EE_System__register_shortcodes_modules_and_widgets',
+			array($this, 'register_shortcodes_and_modules'),
+			999
+		);
+		//  initialize shortcodes and modules
+		add_action('AHEE__EE_System__core_loaded_and_ready', array($this, 'initialize_shortcodes_and_modules'));
+		// register widgets
+		add_action('widgets_init', array($this, 'widgets_init'), 10);
+		// shutdown
+		add_action('shutdown', array($this, 'shutdown'), 10);
+		// construct__end hook
+		do_action('AHEE__EE_Config__construct__end', $this);
+		// hardcoded hack
+		$this->template_settings->current_espresso_theme = 'Espresso_Arabica_2014';
+	}
+
+
+	/**
+	 * @return boolean
+	 */
+	public static function logging_enabled()
+	{
+		return self::$_logging_enabled;
+	}
+
+
+	/**
+	 * use to get the current theme if needed from static context
+	 *
+	 * @return string current theme set.
+	 */
+	public static function get_current_theme()
+	{
+		return isset(self::$_instance->template_settings->current_espresso_theme)
+			? self::$_instance->template_settings->current_espresso_theme : 'Espresso_Arabica_2014';
+	}
+
+
+	/**
+	 *        _initialize_config
+	 *
+	 * @access private
+	 * @return void
+	 */
+	private function _initialize_config()
+	{
+		EE_Config::trim_log();
+		// set defaults
+		$this->_addon_option_names = get_option(EE_Config::ADDON_OPTION_NAMES, array());
+		$this->addons = new stdClass();
+		// set _module_route_map
+		EE_Config::$_module_route_map = array();
+		// set _module_forward_map
+		EE_Config::$_module_forward_map = array();
+		// set _module_view_map
+		EE_Config::$_module_view_map = array();
+	}
+
+
+	/**
+	 *        load core plugin configuration
+	 *
+	 * @access private
+	 * @return void
+	 */
+	private function _load_core_config()
+	{
+		// load_core_config__start hook
+		do_action('AHEE__EE_Config___load_core_config__start', $this);
+		$espresso_config = $this->get_espresso_config();
+		foreach ($espresso_config as $config => $settings) {
+			// load_core_config__start hook
+			$settings = apply_filters(
+				'FHEE__EE_Config___load_core_config__config_settings',
+				$settings,
+				$config,
+				$this
+			);
+			if (is_object($settings) && property_exists($this, $config)) {
+				$this->{$config} = apply_filters('FHEE__EE_Config___load_core_config__' . $config, $settings);
+				// call configs populate method to ensure any defaults are set for empty values.
+				if (method_exists($settings, 'populate')) {
+					$this->{$config}->populate();
+				}
+				if (method_exists($settings, 'do_hooks')) {
+					$this->{$config}->do_hooks();
+				}
+			}
+		}
+		if (apply_filters('FHEE__EE_Config___load_core_config__update_espresso_config', false)) {
+			$this->update_espresso_config();
+		}
+		// load_core_config__end hook
+		do_action('AHEE__EE_Config___load_core_config__end', $this);
+	}
+
+
+	/**
+	 *    _verify_config
+	 *
+	 * @access    protected
+	 * @return    void
+	 */
+	protected function _verify_config()
+	{
+		$this->core = $this->core instanceof EE_Core_Config
+			? $this->core
+			: new EE_Core_Config();
+		$this->core = apply_filters('FHEE__EE_Config___initialize_config__core', $this->core);
+		$this->organization = $this->organization instanceof EE_Organization_Config
+			? $this->organization
+			: new EE_Organization_Config();
+		$this->organization = apply_filters(
+			'FHEE__EE_Config___initialize_config__organization',
+			$this->organization
+		);
+		$this->currency = $this->currency instanceof EE_Currency_Config
+			? $this->currency
+			: new EE_Currency_Config();
+		$this->currency = apply_filters('FHEE__EE_Config___initialize_config__currency', $this->currency);
+		$this->registration = $this->registration instanceof EE_Registration_Config
+			? $this->registration
+			: new EE_Registration_Config();
+		$this->registration = apply_filters(
+			'FHEE__EE_Config___initialize_config__registration',
+			$this->registration
+		);
+		$this->admin = $this->admin instanceof EE_Admin_Config
+			? $this->admin
+			: new EE_Admin_Config();
+		$this->admin = apply_filters('FHEE__EE_Config___initialize_config__admin', $this->admin);
+		$this->template_settings = $this->template_settings instanceof EE_Template_Config
+			? $this->template_settings
+			: new EE_Template_Config();
+		$this->template_settings = apply_filters(
+			'FHEE__EE_Config___initialize_config__template_settings',
+			$this->template_settings
+		);
+		$this->map_settings = $this->map_settings instanceof EE_Map_Config
+			? $this->map_settings
+			: new EE_Map_Config();
+		$this->map_settings = apply_filters(
+			'FHEE__EE_Config___initialize_config__map_settings',
+			$this->map_settings
+		);
+		$this->environment = $this->environment instanceof EE_Environment_Config
+			? $this->environment
+			: new EE_Environment_Config();
+		$this->environment = apply_filters(
+			'FHEE__EE_Config___initialize_config__environment',
+			$this->environment
+		);
+		$this->tax_settings = $this->tax_settings instanceof EE_Tax_Config
+			? $this->tax_settings
+			: new EE_Tax_Config();
+		$this->tax_settings = apply_filters(
+			'FHEE__EE_Config___initialize_config__tax_settings',
+			$this->tax_settings
+		);
+		$this->messages = apply_filters('FHEE__EE_Config__initialize_config__messages', $this->messages);
+		$this->messages = $this->messages instanceof EE_Messages_Config
+			? $this->messages
+			: new EE_Messages_Config();
+		$this->gateway = $this->gateway instanceof EE_Gateway_Config
+			? $this->gateway
+			: new EE_Gateway_Config();
+		$this->gateway = apply_filters('FHEE__EE_Config___initialize_config__gateway', $this->gateway);
+		$this->legacy_shortcodes_manager = null;
+	}
+
+
+	/**
+	 *    get_espresso_config
+	 *
+	 * @access    public
+	 * @return    array of espresso config stuff
+	 */
+	public function get_espresso_config()
+	{
+		// grab espresso configuration
+		return apply_filters(
+			'FHEE__EE_Config__get_espresso_config__CFG',
+			get_option(EE_Config::OPTION_NAME, array())
+		);
+	}
+
+
+	/**
+	 *    double_check_config_comparison
+	 *
+	 * @access    public
+	 * @param string $option
+	 * @param        $old_value
+	 * @param        $value
+	 */
+	public function double_check_config_comparison($option = '', $old_value, $value)
+	{
+		// make sure we're checking the ee config
+		if ($option === EE_Config::OPTION_NAME) {
+			// run a loose comparison of the old value against the new value for type and properties,
+			// but NOT exact instance like WP update_option does (ie: NOT type safe comparison)
+			if ($value != $old_value) {
+				// if they are NOT the same, then remove the hook,
+				// which means the subsequent update results will be based solely on the update query results
+				// the reason we do this is because, as stated above,
+				// WP update_option performs an exact instance comparison (===) on any update values passed to it
+				// this happens PRIOR to serialization and any subsequent update.
+				// If values are found to match their previous old value,
+				// then WP bails before performing any update.
+				// Since we are passing the EE_Config object, it is comparing the EXACT instance of the saved version
+				// it just pulled from the db, with the one being passed to it (which will not match).
+				// HOWEVER, once the object is serialized and passed off to MySQL to update,
+				// MySQL MAY ALSO NOT perform the update because
+				// the string it sees in the db looks the same as the new one it has been passed!!!
+				// This results in the query returning an "affected rows" value of ZERO,
+				// which gets returned immediately by WP update_option and looks like an error.
+				remove_action('update_option', array($this, 'check_config_updated'));
+			}
+		}
+	}
+
+
+	/**
+	 *    update_espresso_config
+	 *
+	 * @access   public
+	 */
+	protected function _reset_espresso_addon_config()
+	{
+		$this->_addon_option_names = array();
+		foreach ($this->addons as $addon_name => $addon_config_obj) {
+			$addon_config_obj = maybe_unserialize($addon_config_obj);
+			if ($addon_config_obj instanceof EE_Config_Base) {
+				$this->update_config('addons', $addon_name, $addon_config_obj, false);
+			}
+			$this->addons->{$addon_name} = null;
+		}
+	}
+
+
+	/**
+	 *    update_espresso_config
+	 *
+	 * @access   public
+	 * @param   bool $add_success
+	 * @param   bool $add_error
+	 * @return   bool
+	 */
+	public function update_espresso_config($add_success = false, $add_error = true)
+	{
+		// don't allow config updates during WP heartbeats
+		if (\EE_Registry::instance()->REQ->get('action', '') === 'heartbeat') {
+			return false;
+		}
+		// commented out the following re: https://events.codebasehq.com/projects/event-espresso/tickets/8197
+		// $clone = clone( self::$_instance );
+		// self::$_instance = NULL;
+		do_action('AHEE__EE_Config__update_espresso_config__begin', $this);
+		$this->_reset_espresso_addon_config();
+		// hook into update_option because that happens AFTER the ( $value === $old_value ) conditional
+		// but BEFORE the actual update occurs
+		add_action('update_option', array($this, 'double_check_config_comparison'), 1, 3);
+		// don't want to persist legacy_shortcodes_manager, but don't want to lose it either
+		$legacy_shortcodes_manager = $this->legacy_shortcodes_manager;
+		$this->legacy_shortcodes_manager = null;
+		// now update "ee_config"
+		$saved = update_option(EE_Config::OPTION_NAME, $this);
+		$this->legacy_shortcodes_manager = $legacy_shortcodes_manager;
+		EE_Config::log(EE_Config::OPTION_NAME);
+		// if not saved... check if the hook we just added still exists;
+		// if it does, it means one of two things:
+		// that update_option bailed at the($value === $old_value) conditional,
+		// or...
+		// the db update query returned 0 rows affected
+		// (probably because the data  value was the same from it's perspective)
+		// so the existence of the hook means that a negative result from update_option is NOT an error,
+		// but just means no update occurred, so don't display an error to the user.
+		// BUT... if update_option returns FALSE, AND the hook is missing,
+		// then it means that something truly went wrong
+		$saved = ! $saved ? has_action('update_option', array($this, 'double_check_config_comparison')) : $saved;
+		// remove our action since we don't want it in the system anymore
+		remove_action('update_option', array($this, 'double_check_config_comparison'), 1);
+		do_action('AHEE__EE_Config__update_espresso_config__end', $this, $saved);
+		// self::$_instance = $clone;
+		// unset( $clone );
+		// if config remains the same or was updated successfully
+		if ($saved) {
+			if ($add_success) {
+				EE_Error::add_success(
+					__('The Event Espresso Configuration Settings have been successfully updated.', 'event_espresso'),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			}
+			return true;
+		} else {
+			if ($add_error) {
+				EE_Error::add_error(
+					__('The Event Espresso Configuration Settings were not updated.', 'event_espresso'),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			}
+			return false;
+		}
+	}
+
+
+	/**
+	 *    _verify_config_params
+	 *
+	 * @access    private
+	 * @param    string         $section
+	 * @param    string         $name
+	 * @param    string         $config_class
+	 * @param    EE_Config_Base $config_obj
+	 * @param    array          $tests_to_run
+	 * @param    bool           $display_errors
+	 * @return    bool    TRUE on success, FALSE on fail
+	 */
+	private function _verify_config_params(
+		$section = '',
+		$name = '',
+		$config_class = '',
+		$config_obj = null,
+		$tests_to_run = array(1, 2, 3, 4, 5, 6, 7, 8),
+		$display_errors = true
+	) {
+		try {
+			foreach ($tests_to_run as $test) {
+				switch ($test) {
+					// TEST #1 : check that section was set
+					case 1:
+						if (empty($section)) {
+							if ($display_errors) {
+								throw new EE_Error(
+									sprintf(
+										__(
+											'No configuration section has been provided while attempting to save "%s".',
+											'event_espresso'
+										),
+										$config_class
+									)
+								);
+							}
+							return false;
+						}
+						break;
+					// TEST #2 : check that settings section exists
+					case 2:
+						if (! isset($this->{$section})) {
+							if ($display_errors) {
+								throw new EE_Error(
+									sprintf(
+										__('The "%s" configuration section does not exist.', 'event_espresso'),
+										$section
+									)
+								);
+							}
+							return false;
+						}
+						break;
+					// TEST #3 : check that section is the proper format
+					case 3:
+						if (! ($this->{$section} instanceof EE_Config_Base || $this->{$section} instanceof stdClass)
+						) {
+							if ($display_errors) {
+								throw new EE_Error(
+									sprintf(
+										__(
+											'The "%s" configuration settings have not been formatted correctly.',
+											'event_espresso'
+										),
+										$section
+									)
+								);
+							}
+							return false;
+						}
+						break;
+					// TEST #4 : check that config section name has been set
+					case 4:
+						if (empty($name)) {
+							if ($display_errors) {
+								throw new EE_Error(
+									__(
+										'No name has been provided for the specific configuration section.',
+										'event_espresso'
+									)
+								);
+							}
+							return false;
+						}
+						break;
+					// TEST #5 : check that a config class name has been set
+					case 5:
+						if (empty($config_class)) {
+							if ($display_errors) {
+								throw new EE_Error(
+									__(
+										'No class name has been provided for the specific configuration section.',
+										'event_espresso'
+									)
+								);
+							}
+							return false;
+						}
+						break;
+					// TEST #6 : verify config class is accessible
+					case 6:
+						if (! class_exists($config_class)) {
+							if ($display_errors) {
+								throw new EE_Error(
+									sprintf(
+										__(
+											'The "%s" class does not exist. Please ensure that an autoloader has been set for it.',
+											'event_espresso'
+										),
+										$config_class
+									)
+								);
+							}
+							return false;
+						}
+						break;
+					// TEST #7 : check that config has even been set
+					case 7:
+						if (! isset($this->{$section}->{$name})) {
+							if ($display_errors) {
+								throw new EE_Error(
+									sprintf(
+										__('No configuration has been set for "%1$s->%2$s".', 'event_espresso'),
+										$section,
+										$name
+									)
+								);
+							}
+							return false;
+						} else {
+							// and make sure it's not serialized
+							$this->{$section}->{$name} = maybe_unserialize($this->{$section}->{$name});
+						}
+						break;
+					// TEST #8 : check that config is the requested type
+					case 8:
+						if (! $this->{$section}->{$name} instanceof $config_class) {
+							if ($display_errors) {
+								throw new EE_Error(
+									sprintf(
+										__(
+											'The configuration for "%1$s->%2$s" is not of the "%3$s" class.',
+											'event_espresso'
+										),
+										$section,
+										$name,
+										$config_class
+									)
+								);
+							}
+							return false;
+						}
+						break;
+					// TEST #9 : verify config object
+					case 9:
+						if (! $config_obj instanceof EE_Config_Base) {
+							if ($display_errors) {
+								throw new EE_Error(
+									sprintf(
+										__('The "%s" class is not an instance of EE_Config_Base.', 'event_espresso'),
+										print_r($config_obj, true)
+									)
+								);
+							}
+							return false;
+						}
+						break;
+				}
+			}
+		} catch (EE_Error $e) {
+			$e->get_error();
+		}
+		// you have successfully run the gauntlet
+		return true;
+	}
+
+
+	/**
+	 *    _generate_config_option_name
+	 *
+	 * @access        protected
+	 * @param        string $section
+	 * @param        string $name
+	 * @return        string
+	 */
+	private function _generate_config_option_name($section = '', $name = '')
+	{
+		return 'ee_config-' . strtolower($section . '-' . str_replace(array('EE_', 'EED_'), '', $name));
+	}
+
+
+	/**
+	 *    _set_config_class
+	 * ensures that a config class is set, either from a passed config class or one generated from the config name
+	 *
+	 * @access    private
+	 * @param    string $config_class
+	 * @param    string $name
+	 * @return    string
+	 */
+	private function _set_config_class($config_class = '', $name = '')
+	{
+		return ! empty($config_class)
+			? $config_class
+			: str_replace(' ', '_', ucwords(str_replace('_', ' ', $name))) . '_Config';
+	}
+
+
+	/**
+	 *    set_config
+	 *
+	 * @access    protected
+	 * @param    string         $section
+	 * @param    string         $name
+	 * @param    string         $config_class
+	 * @param    EE_Config_Base $config_obj
+	 * @return    EE_Config_Base
+	 */
+	public function set_config($section = '', $name = '', $config_class = '', EE_Config_Base $config_obj = null)
+	{
+		// ensure config class is set to something
+		$config_class = $this->_set_config_class($config_class, $name);
+		// run tests 1-4, 6, and 7 to verify all config params are set and valid
+		if (! $this->_verify_config_params($section, $name, $config_class, null, array(1, 2, 3, 4, 5, 6))) {
+			return null;
+		}
+		$config_option_name = $this->_generate_config_option_name($section, $name);
+		// if the config option name hasn't been added yet to the list of option names we're tracking, then do so now
+		if (! isset($this->_addon_option_names[ $config_option_name ])) {
+			$this->_addon_option_names[ $config_option_name ] = $config_class;
+			$this->update_addon_option_names();
+		}
+		// verify the incoming config object but suppress errors
+		if (! $this->_verify_config_params($section, $name, $config_class, $config_obj, array(9), false)) {
+			$config_obj = new $config_class();
+		}
+		if (get_option($config_option_name)) {
+			EE_Config::log($config_option_name);
+			update_option($config_option_name, $config_obj);
+			$this->{$section}->{$name} = $config_obj;
+			return $this->{$section}->{$name};
+		} else {
+			// create a wp-option for this config
+			if (add_option($config_option_name, $config_obj, '', 'no')) {
+				$this->{$section}->{$name} = maybe_unserialize($config_obj);
+				return $this->{$section}->{$name};
+			} else {
+				EE_Error::add_error(
+					sprintf(__('The "%s" could not be saved to the database.', 'event_espresso'), $config_class),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				return null;
+			}
+		}
+	}
+
+
+	/**
+	 *    update_config
+	 * Important: the config object must ALREADY be set, otherwise this will produce an error.
+	 *
+	 * @access    public
+	 * @param    string                $section
+	 * @param    string                $name
+	 * @param    EE_Config_Base|string $config_obj
+	 * @param    bool                  $throw_errors
+	 * @return    bool
+	 */
+	public function update_config($section = '', $name = '', $config_obj = '', $throw_errors = true)
+	{
+		// don't allow config updates during WP heartbeats
+		if (\EE_Registry::instance()->REQ->get('action', '') === 'heartbeat') {
+			return false;
+		}
+		$config_obj = maybe_unserialize($config_obj);
+		// get class name of the incoming object
+		$config_class = get_class($config_obj);
+		// run tests 1-5 and 9 to verify config
+		if (! $this->_verify_config_params(
+			$section,
+			$name,
+			$config_class,
+			$config_obj,
+			array(1, 2, 3, 4, 7, 9)
+		)
+		) {
+			return false;
+		}
+		$config_option_name = $this->_generate_config_option_name($section, $name);
+		// check if config object has been added to db by seeing if config option name is in $this->_addon_option_names array
+		if (! isset($this->_addon_option_names[ $config_option_name ])) {
+			// save new config to db
+			if ($this->set_config($section, $name, $config_class, $config_obj)) {
+				return true;
+			}
+		} else {
+			// first check if the record already exists
+			$existing_config = get_option($config_option_name);
+			$config_obj = serialize($config_obj);
+			// just return if db record is already up to date (NOT type safe comparison)
+			if ($existing_config == $config_obj) {
+				$this->{$section}->{$name} = $config_obj;
+				return true;
+			} elseif (update_option($config_option_name, $config_obj)) {
+				EE_Config::log($config_option_name);
+				// update wp-option for this config class
+				$this->{$section}->{$name} = $config_obj;
+				return true;
+			} elseif ($throw_errors) {
+				EE_Error::add_error(
+					sprintf(
+						__(
+							'The "%1$s" object stored at"%2$s" was not successfully updated in the database.',
+							'event_espresso'
+						),
+						$config_class,
+						'EE_Config->' . $section . '->' . $name
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			}
+		}
+		return false;
+	}
+
+
+	/**
+	 *    get_config
+	 *
+	 * @access    public
+	 * @param    string $section
+	 * @param    string $name
+	 * @param    string $config_class
+	 * @return    mixed EE_Config_Base | NULL
+	 */
+	public function get_config($section = '', $name = '', $config_class = '')
+	{
+		// ensure config class is set to something
+		$config_class = $this->_set_config_class($config_class, $name);
+		// run tests 1-4, 6 and 7 to verify that all params have been set
+		if (! $this->_verify_config_params($section, $name, $config_class, null, array(1, 2, 3, 4, 5, 6))) {
+			return null;
+		}
+		// now test if the requested config object exists, but suppress errors
+		if ($this->_verify_config_params($section, $name, $config_class, null, array(7, 8), false)) {
+			// config already exists, so pass it back
+			return $this->{$section}->{$name};
+		}
+		// load config option from db if it exists
+		$config_obj = $this->get_config_option($this->_generate_config_option_name($section, $name));
+		// verify the newly retrieved config object, but suppress errors
+		if ($this->_verify_config_params($section, $name, $config_class, $config_obj, array(9), false)) {
+			// config is good, so set it and pass it back
+			$this->{$section}->{$name} = $config_obj;
+			return $this->{$section}->{$name};
+		}
+		// oops! $config_obj is not already set and does not exist in the db, so create a new one
+		$config_obj = $this->set_config($section, $name, $config_class);
+		// verify the newly created config object
+		if ($this->_verify_config_params($section, $name, $config_class, $config_obj, array(9))) {
+			return $this->{$section}->{$name};
+		} else {
+			EE_Error::add_error(
+				sprintf(__('The "%s" could not be retrieved from the database.', 'event_espresso'), $config_class),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+		return null;
+	}
+
+
+	/**
+	 *    get_config_option
+	 *
+	 * @access    public
+	 * @param    string $config_option_name
+	 * @return    mixed EE_Config_Base | FALSE
+	 */
+	public function get_config_option($config_option_name = '')
+	{
+		// retrieve the wp-option for this config class.
+		$config_option = maybe_unserialize(get_option($config_option_name, array()));
+		if (empty($config_option)) {
+			EE_Config::log($config_option_name . '-NOT-FOUND');
+		}
+		return $config_option;
+	}
+
+
+	/**
+	 * log
+	 *
+	 * @param string $config_option_name
+	 */
+	public static function log($config_option_name = '')
+	{
+		if (EE_Config::logging_enabled() && ! empty($config_option_name)) {
+			$config_log = get_option(EE_Config::LOG_NAME, array());
+			// copy incoming $_REQUEST and sanitize it so we can save it
+			$_request = $_REQUEST;
+			array_walk_recursive($_request, 'sanitize_text_field');
+			$config_log[ (string) microtime(true) ] = array(
+				'config_name' => $config_option_name,
+				'request'     => $_request,
+			);
+			update_option(EE_Config::LOG_NAME, $config_log);
+		}
+	}
+
+
+	/**
+	 * trim_log
+	 * reduces the size of the config log to the length specified by EE_Config::LOG_LENGTH
+	 */
+	public static function trim_log()
+	{
+		if (! EE_Config::logging_enabled()) {
+			return;
+		}
+		$config_log = maybe_unserialize(get_option(EE_Config::LOG_NAME, array()));
+		$log_length = count($config_log);
+		if ($log_length > EE_Config::LOG_LENGTH) {
+			ksort($config_log);
+			$config_log = array_slice($config_log, $log_length - EE_Config::LOG_LENGTH, null, true);
+			update_option(EE_Config::LOG_NAME, $config_log);
+		}
+	}
+
+
+	/**
+	 *    get_page_for_posts
+	 *    if the wp-option "show_on_front" is set to "page", then this is the post_name for the post set in the
+	 *    wp-option "page_for_posts", or "posts" if no page is selected
+	 *
+	 * @access    public
+	 * @return    string
+	 */
+	public static function get_page_for_posts()
+	{
+		$page_for_posts = get_option('page_for_posts');
+		if (! $page_for_posts) {
+			return 'posts';
+		}
+		/** @type WPDB $wpdb */
+		global $wpdb;
+		$SQL = "SELECT post_name from $wpdb->posts WHERE post_type='posts' OR post_type='page' AND post_status='publish' AND ID=%d";
+		return $wpdb->get_var($wpdb->prepare($SQL, $page_for_posts));
+	}
+
+
+	/**
+	 *    register_shortcodes_and_modules.
+	 *    At this point, it's too early to tell if we're maintenance mode or not.
+	 *    In fact, this is where we give modules a chance to let core know they exist
+	 *    so they can help trigger maintenance mode if it's needed
+	 *
+	 * @access    public
+	 * @return    void
+	 */
+	public function register_shortcodes_and_modules()
+	{
+		// allow modules to set hooks for the rest of the system
+		EE_Registry::instance()->modules = $this->_register_modules();
+	}
+
+
+	/**
+	 *    initialize_shortcodes_and_modules
+	 *    meaning they can start adding their hooks to get stuff done
+	 *
+	 * @access    public
+	 * @return    void
+	 */
+	public function initialize_shortcodes_and_modules()
+	{
+		// allow modules to set hooks for the rest of the system
+		$this->_initialize_modules();
+	}
+
+
+	/**
+	 *    widgets_init
+	 *
+	 * @access private
+	 * @return void
+	 */
+	public function widgets_init()
+	{
+		// only init widgets on admin pages when not in complete maintenance, and
+		// on frontend when not in any maintenance mode
+		if (! EE_Maintenance_Mode::instance()->level()
+			|| (
+				is_admin()
+				&& EE_Maintenance_Mode::instance()->level() !== EE_Maintenance_Mode::level_2_complete_maintenance
+			)
+		) {
+			// grab list of installed widgets
+			$widgets_to_register = glob(EE_WIDGETS . '*', GLOB_ONLYDIR);
+			// filter list of modules to register
+			$widgets_to_register = apply_filters(
+				'FHEE__EE_Config__register_widgets__widgets_to_register',
+				$widgets_to_register
+			);
+			if (! empty($widgets_to_register)) {
+				// cycle thru widget folders
+				foreach ($widgets_to_register as $widget_path) {
+					// add to list of installed widget modules
+					EE_Config::register_ee_widget($widget_path);
+				}
+			}
+			// filter list of installed modules
+			EE_Registry::instance()->widgets = apply_filters(
+				'FHEE__EE_Config__register_widgets__installed_widgets',
+				EE_Registry::instance()->widgets
+			);
+		}
+	}
+
+
+	/**
+	 *    register_ee_widget - makes core aware of this widget
+	 *
+	 * @access    public
+	 * @param    string $widget_path - full path up to and including widget folder
+	 * @return    void
+	 */
+	public static function register_ee_widget($widget_path = null)
+	{
+		do_action('AHEE__EE_Config__register_widget__begin', $widget_path);
+		$widget_ext = '.widget.php';
+		// make all separators match
+		$widget_path = rtrim(str_replace('\\', DS, $widget_path), DS);
+		// does the file path INCLUDE the actual file name as part of the path ?
+		if (strpos($widget_path, $widget_ext) !== false) {
+			// grab and shortcode file name from directory name and break apart at dots
+			$file_name = explode('.', basename($widget_path));
+			// take first segment from file name pieces and remove class prefix if it exists
+			$widget = strpos($file_name[0], 'EEW_') === 0 ? substr($file_name[0], 4) : $file_name[0];
+			// sanitize shortcode directory name
+			$widget = sanitize_key($widget);
+			// now we need to rebuild the shortcode path
+			$widget_path = explode('/', $widget_path);
+			// remove last segment
+			array_pop($widget_path);
+			// glue it back together
+			$widget_path = implode(DS, $widget_path);
+		} else {
+			// grab and sanitize widget directory name
+			$widget = sanitize_key(basename($widget_path));
+		}
+		// create classname from widget directory name
+		$widget = str_replace(' ', '_', ucwords(str_replace('_', ' ', $widget)));
+		// add class prefix
+		$widget_class = 'EEW_' . $widget;
+		// does the widget exist ?
+		if (! is_readable($widget_path . '/' . $widget_class . $widget_ext)) {
+			$msg = sprintf(
+				__(
+					'The requested %s widget file could not be found or is not readable due to file permissions. Please ensure the following path is correct: %s',
+					'event_espresso'
+				),
+				$widget_class,
+				$widget_path . '/' . $widget_class . $widget_ext
+			);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return;
+		}
+		// load the widget class file
+		require_once($widget_path . '/' . $widget_class . $widget_ext);
+		// verify that class exists
+		if (! class_exists($widget_class)) {
+			$msg = sprintf(__('The requested %s widget class does not exist.', 'event_espresso'), $widget_class);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return;
+		}
+		register_widget($widget_class);
+		// add to array of registered widgets
+		EE_Registry::instance()->widgets->{$widget_class} = $widget_path . '/' . $widget_class . $widget_ext;
+	}
+
+
+	/**
+	 *        _register_modules
+	 *
+	 * @access private
+	 * @return array
+	 */
+	private function _register_modules()
+	{
+		// grab list of installed modules
+		$modules_to_register = glob(EE_MODULES . '*', GLOB_ONLYDIR);
+		// filter list of modules to register
+		$modules_to_register = apply_filters(
+			'FHEE__EE_Config__register_modules__modules_to_register',
+			$modules_to_register
+		);
+		if (! empty($modules_to_register)) {
+			// loop through folders
+			foreach ($modules_to_register as $module_path) {
+				/**TEMPORARILY EXCLUDE gateways from modules for time being**/
+				if ($module_path !== EE_MODULES . 'zzz-copy-this-module-template'
+					&& $module_path !== EE_MODULES . 'gateways'
+				) {
+					// add to list of installed modules
+					EE_Config::register_module($module_path);
+				}
+			}
+		}
+		// filter list of installed modules
+		return apply_filters(
+			'FHEE__EE_Config___register_modules__installed_modules',
+			EE_Registry::instance()->modules
+		);
+	}
+
+
+	/**
+	 *    register_module - makes core aware of this module
+	 *
+	 * @access    public
+	 * @param    string $module_path - full path up to and including module folder
+	 * @return    bool
+	 */
+	public static function register_module($module_path = null)
+	{
+		do_action('AHEE__EE_Config__register_module__begin', $module_path);
+		$module_ext = '.module.php';
+		// make all separators match
+		$module_path = str_replace(array('\\', '/'), '/', $module_path);
+		// does the file path INCLUDE the actual file name as part of the path ?
+		if (strpos($module_path, $module_ext) !== false) {
+			// grab and shortcode file name from directory name and break apart at dots
+			$module_file = explode('.', basename($module_path));
+			// now we need to rebuild the shortcode path
+			$module_path = explode('/', $module_path);
+			// remove last segment
+			array_pop($module_path);
+			// glue it back together
+			$module_path = implode('/', $module_path) . '/';
+			// take first segment from file name pieces and sanitize it
+			$module = preg_replace('/[^a-zA-Z0-9_\-]/', '', $module_file[0]);
+			// ensure class prefix is added
+			$module_class = strpos($module, 'EED_') !== 0 ? 'EED_' . $module : $module;
+		} else {
+			// we need to generate the filename based off of the folder name
+			// grab and sanitize module name
+			$module = strtolower(basename($module_path));
+			$module = preg_replace('/[^a-z0-9_\-]/', '', $module);
+			// like trailingslashit()
+			$module_path = rtrim($module_path, '/') . '/';
+			// create classname from module directory name
+			$module = str_replace(' ', '_', ucwords(str_replace('_', ' ', $module)));
+			// add class prefix
+			$module_class = 'EED_' . $module;
+		}
+		// does the module exist ?
+		if (! is_readable($module_path . '/' . $module_class . $module_ext)) {
+			$msg = sprintf(
+				__(
+					'The requested %s module file could not be found or is not readable due to file permissions.',
+					'event_espresso'
+				),
+				$module
+			);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		// load the module class file
+		require_once($module_path . $module_class . $module_ext);
+		// verify that class exists
+		if (! class_exists($module_class)) {
+			$msg = sprintf(__('The requested %s module class does not exist.', 'event_espresso'), $module_class);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		// add to array of registered modules
+		EE_Registry::instance()->modules->{$module_class} = $module_path . $module_class . $module_ext;
+		do_action(
+			'AHEE__EE_Config__register_module__complete',
+			$module_class,
+			EE_Registry::instance()->modules->{$module_class}
+		);
+		return true;
+	}
+
+
+	/**
+	 *    _initialize_modules
+	 *    allow modules to set hooks for the rest of the system
+	 *
+	 * @access private
+	 * @return void
+	 */
+	private function _initialize_modules()
+	{
+		// cycle thru shortcode folders
+		foreach (EE_Registry::instance()->modules as $module_class => $module_path) {
+			// fire the shortcode class's set_hooks methods in case it needs to hook into other parts of the system
+			// which set hooks ?
+			if (is_admin()) {
+				// fire immediately
+				call_user_func(array($module_class, 'set_hooks_admin'));
+			} else {
+				// delay until other systems are online
+				add_action(
+					'AHEE__EE_System__set_hooks_for_shortcodes_modules_and_addons',
+					array($module_class, 'set_hooks')
+				);
+			}
+		}
+	}
+
+
+	/**
+	 *    register_route - adds module method routes to route_map
+	 *
+	 * @access    public
+	 * @param    string $route       - "pretty" public alias for module method
+	 * @param    string $module      - module name (classname without EED_ prefix)
+	 * @param    string $method_name - the actual module method to be routed to
+	 * @param    string $key         - url param key indicating a route is being called
+	 * @return    bool
+	 */
+	public static function register_route($route = null, $module = null, $method_name = null, $key = 'ee')
+	{
+		do_action('AHEE__EE_Config__register_route__begin', $route, $module, $method_name);
+		$module = str_replace('EED_', '', $module);
+		$module_class = 'EED_' . $module;
+		if (! isset(EE_Registry::instance()->modules->{$module_class})) {
+			$msg = sprintf(__('The module %s has not been registered.', 'event_espresso'), $module);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		if (empty($route)) {
+			$msg = sprintf(__('No route has been supplied.', 'event_espresso'), $route);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		if (! method_exists('EED_' . $module, $method_name)) {
+			$msg = sprintf(
+				__('A valid class method for the %s route has not been supplied.', 'event_espresso'),
+				$route
+			);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		EE_Config::$_module_route_map[ (string) $key ][ (string) $route ] = array('EED_' . $module, $method_name);
+		return true;
+	}
+
+
+	/**
+	 *    get_route - get module method route
+	 *
+	 * @access    public
+	 * @param    string $route - "pretty" public alias for module method
+	 * @param    string $key   - url param key indicating a route is being called
+	 * @return    string
+	 */
+	public static function get_route($route = null, $key = 'ee')
+	{
+		do_action('AHEE__EE_Config__get_route__begin', $route);
+		$route = (string) apply_filters('FHEE__EE_Config__get_route', $route);
+		if (isset(EE_Config::$_module_route_map[ $key ][ $route ])) {
+			return EE_Config::$_module_route_map[ $key ][ $route ];
+		}
+		return null;
+	}
+
+
+	/**
+	 *    get_routes - get ALL module method routes
+	 *
+	 * @access    public
+	 * @return    array
+	 */
+	public static function get_routes()
+	{
+		return EE_Config::$_module_route_map;
+	}
+
+
+	/**
+	 *    register_forward - allows modules to forward request to another module for further processing
+	 *
+	 * @access    public
+	 * @param    string       $route   - "pretty" public alias for module method
+	 * @param    integer      $status  - integer value corresponding  to status constant strings set in module parent
+	 *                                 class, allows different forwards to be served based on status
+	 * @param    array|string $forward - function name or array( class, method )
+	 * @param    string       $key     - url param key indicating a route is being called
+	 * @return    bool
+	 */
+	public static function register_forward($route = null, $status = 0, $forward = null, $key = 'ee')
+	{
+		do_action('AHEE__EE_Config__register_forward', $route, $status, $forward);
+		if (! isset(EE_Config::$_module_route_map[ $key ][ $route ]) || empty($route)) {
+			$msg = sprintf(
+				__('The module route %s for this forward has not been registered.', 'event_espresso'),
+				$route
+			);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		if (empty($forward)) {
+			$msg = sprintf(__('No forwarding route has been supplied.', 'event_espresso'), $route);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		if (is_array($forward)) {
+			if (! isset($forward[1])) {
+				$msg = sprintf(
+					__('A class method for the %s forwarding route has not been supplied.', 'event_espresso'),
+					$route
+				);
+				EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+				return false;
+			}
+			if (! method_exists($forward[0], $forward[1])) {
+				$msg = sprintf(
+					__('The class method %s for the %s forwarding route is in invalid.', 'event_espresso'),
+					$forward[1],
+					$route
+				);
+				EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+				return false;
+			}
+		} elseif (! function_exists($forward)) {
+			$msg = sprintf(
+				__('The function %s for the %s forwarding route is in invalid.', 'event_espresso'),
+				$forward,
+				$route
+			);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		EE_Config::$_module_forward_map[ $key ][ $route ][ absint($status) ] = $forward;
+		return true;
+	}
+
+
+	/**
+	 *    get_forward - get forwarding route
+	 *
+	 * @access    public
+	 * @param    string  $route  - "pretty" public alias for module method
+	 * @param    integer $status - integer value corresponding  to status constant strings set in module parent class,
+	 *                           allows different forwards to be served based on status
+	 * @param    string  $key    - url param key indicating a route is being called
+	 * @return    string
+	 */
+	public static function get_forward($route = null, $status = 0, $key = 'ee')
+	{
+		do_action('AHEE__EE_Config__get_forward__begin', $route, $status);
+		if (isset(EE_Config::$_module_forward_map[ $key ][ $route ][ $status ])) {
+			return apply_filters(
+				'FHEE__EE_Config__get_forward',
+				EE_Config::$_module_forward_map[ $key ][ $route ][ $status ],
+				$route,
+				$status
+			);
+		}
+		return null;
+	}
+
+
+	/**
+	 *    register_forward - allows modules to specify different view templates for different method routes and status
+	 *    results
+	 *
+	 * @access    public
+	 * @param    string  $route  - "pretty" public alias for module method
+	 * @param    integer $status - integer value corresponding  to status constant strings set in module parent class,
+	 *                           allows different views to be served based on status
+	 * @param    string  $view
+	 * @param    string  $key    - url param key indicating a route is being called
+	 * @return    bool
+	 */
+	public static function register_view($route = null, $status = 0, $view = null, $key = 'ee')
+	{
+		do_action('AHEE__EE_Config__register_view__begin', $route, $status, $view);
+		if (! isset(EE_Config::$_module_route_map[ $key ][ $route ]) || empty($route)) {
+			$msg = sprintf(
+				__('The module route %s for this view has not been registered.', 'event_espresso'),
+				$route
+			);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		if (! is_readable($view)) {
+			$msg = sprintf(
+				__(
+					'The %s view file could not be found or is not readable due to file permissions.',
+					'event_espresso'
+				),
+				$view
+			);
+			EE_Error::add_error($msg . '||' . $msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		EE_Config::$_module_view_map[ $key ][ $route ][ absint($status) ] = $view;
+		return true;
+	}
+
+
+	/**
+	 *    get_view - get view for route and status
+	 *
+	 * @access    public
+	 * @param    string  $route  - "pretty" public alias for module method
+	 * @param    integer $status - integer value corresponding  to status constant strings set in module parent class,
+	 *                           allows different views to be served based on status
+	 * @param    string  $key    - url param key indicating a route is being called
+	 * @return    string
+	 */
+	public static function get_view($route = null, $status = 0, $key = 'ee')
+	{
+		do_action('AHEE__EE_Config__get_view__begin', $route, $status);
+		if (isset(EE_Config::$_module_view_map[ $key ][ $route ][ $status ])) {
+			return apply_filters(
+				'FHEE__EE_Config__get_view',
+				EE_Config::$_module_view_map[ $key ][ $route ][ $status ],
+				$route,
+				$status
+			);
+		}
+		return null;
+	}
+
+
+	public function update_addon_option_names()
+	{
+		update_option(EE_Config::ADDON_OPTION_NAMES, $this->_addon_option_names);
+	}
+
+
+	public function shutdown()
+	{
+		$this->update_addon_option_names();
+	}
+
+
+	/**
+	 * @return LegacyShortcodesManager
+	 */
+	public static function getLegacyShortcodesManager()
+	{
+
+		if (! EE_Config::instance()->legacy_shortcodes_manager instanceof LegacyShortcodesManager) {
+			EE_Config::instance()->legacy_shortcodes_manager = new LegacyShortcodesManager(
+				EE_Registry::instance()
+			);
+		}
+		return EE_Config::instance()->legacy_shortcodes_manager;
+	}
+
+
+	/**
+	 * register_shortcode - makes core aware of this shortcode
+	 *
+	 * @deprecated 4.9.26
+	 * @param    string $shortcode_path - full path up to and including shortcode folder
+	 * @return    bool
+	 */
+	public static function register_shortcode($shortcode_path = null)
+	{
+		EE_Error::doing_it_wrong(
+			__METHOD__,
+			__(
+				'Usage is deprecated. Use \EventEspresso\core\services\shortcodes\LegacyShortcodesManager::registerShortcode() as direct replacement, or better yet, please see the new \EventEspresso\core\services\shortcodes\ShortcodesManager class.',
+				'event_espresso'
+			),
+			'4.9.26'
+		);
+		return EE_Config::instance()->getLegacyShortcodesManager()->registerShortcode($shortcode_path);
+	}
+}
 
-    /**
-     * ReCaptcha Type
-     *
-     * @var string $recaptcha_type
-     *    options: 'audio', 'image'
-     */
-    public $recaptcha_type;
+/**
+ * Base class used for config classes. These classes should generally not have
+ * magic functions in use, except we'll allow them to magically set and get stuff...
+ * basically, they should just be well-defined stdClasses
+ */
+class EE_Config_Base
+{
 
-    /**
-     * ReCaptcha language
-     *
-     * @var string $recaptcha_language
-     * eg 'en'
-     */
-    public $recaptcha_language;
+	/**
+	 * Utility function for escaping the value of a property and returning.
+	 *
+	 * @param string $property property name (checks to see if exists).
+	 * @return mixed if a detected type found return the escaped value, otherwise just the raw value is returned.
+	 * @throws \EE_Error
+	 */
+	public function get_pretty($property)
+	{
+		if (! property_exists($this, $property)) {
+			throw new EE_Error(
+				sprintf(
+					__(
+						'%1$s::get_pretty() has been called with the property %2$s which does not exist on the %1$s config class.',
+						'event_espresso'
+					),
+					get_class($this),
+					$property
+				)
+			);
+		}
+		// just handling escaping of strings for now.
+		if (is_string($this->{$property})) {
+			return stripslashes($this->{$property});
+		}
+		return $this->{$property};
+	}
+
+
+	public function populate()
+	{
+		// grab defaults via a new instance of this class.
+		$class_name = get_class($this);
+		$defaults = new $class_name;
+		// loop through the properties for this class and see if they are set.  If they are NOT, then grab the
+		// default from our $defaults object.
+		foreach (get_object_vars($defaults) as $property => $value) {
+			if ($this->{$property} === null) {
+				$this->{$property} = $value;
+			}
+		}
+		// cleanup
+		unset($defaults);
+	}
+
+
+	/**
+	 *        __isset
+	 *
+	 * @param $a
+	 * @return bool
+	 */
+	public function __isset($a)
+	{
+		return false;
+	}
+
+
+	/**
+	 *        __unset
+	 *
+	 * @param $a
+	 * @return bool
+	 */
+	public function __unset($a)
+	{
+		return false;
+	}
+
+
+	/**
+	 *        __clone
+	 */
+	public function __clone()
+	{
+	}
+
+
+	/**
+	 *        __wakeup
+	 */
+	public function __wakeup()
+	{
+	}
+
+
+	/**
+	 *        __destruct
+	 */
+	public function __destruct()
+	{
+	}
+}
 
-    /**
-     * ReCaptcha public key
-     *
-     * @var string $recaptcha_publickey
-     */
-    public $recaptcha_publickey;
+/**
+ * Class for defining what's in the EE_Config relating to registration settings
+ */
+class EE_Core_Config extends EE_Config_Base
+{
 
-    /**
-     * ReCaptcha private key
-     *
-     * @var string $recaptcha_privatekey
-     */
-    public $recaptcha_privatekey;
+	const OPTION_NAME_UXIP = 'ee_ueip_optin';
+
+
+	public $current_blog_id;
+
+	public $ee_ueip_optin;
+
+	public $ee_ueip_has_notified;
+
+	/**
+	 * Not to be confused with the 4 critical page variables (See
+	 * get_critical_pages_array()), this is just an array of wp posts that have EE
+	 * shortcodes in them. Keys are slugs, values are arrays with only 1 element: where the key is the shortcode
+	 * in the page, and the value is the page's ID. The key 'posts' is basically a duplicate of this same array.
+	 *
+	 * @var array
+	 */
+	public $post_shortcodes;
+
+	public $module_route_map;
+
+	public $module_forward_map;
+
+	public $module_view_map;
+
+	/**
+	 * The next 4 vars are the IDs of critical EE pages.
+	 *
+	 * @var int
+	 */
+	public $reg_page_id;
+
+	public $txn_page_id;
+
+	public $thank_you_page_id;
+
+	public $cancel_page_id;
+
+	/**
+	 * The next 4 vars are the URLs of critical EE pages.
+	 *
+	 * @var int
+	 */
+	public $reg_page_url;
+
+	public $txn_page_url;
+
+	public $thank_you_page_url;
+
+	public $cancel_page_url;
+
+	/**
+	 * The next vars relate to the custom slugs for EE CPT routes
+	 */
+	public $event_cpt_slug;
+
+	/**
+	 * This caches the _ee_ueip_option in case this config is reset in the same
+	 * request across blog switches in a multisite context.
+	 * Avoids extra queries to the db for this option.
+	 *
+	 * @var bool
+	 */
+	public static $ee_ueip_option;
+
+
+	/**
+	 *    class constructor
+	 *
+	 * @access    public
+	 */
+	public function __construct()
+	{
+		// set default organization settings
+		$this->current_blog_id = get_current_blog_id();
+		$this->current_blog_id = $this->current_blog_id === null ? 1 : $this->current_blog_id;
+		$this->ee_ueip_optin = $this->_get_main_ee_ueip_optin();
+		$this->ee_ueip_has_notified = is_main_site() ? get_option('ee_ueip_has_notified', false) : true;
+		$this->post_shortcodes = array();
+		$this->module_route_map = array();
+		$this->module_forward_map = array();
+		$this->module_view_map = array();
+		// critical EE page IDs
+		$this->reg_page_id = 0;
+		$this->txn_page_id = 0;
+		$this->thank_you_page_id = 0;
+		$this->cancel_page_id = 0;
+		// critical EE page URLs
+		$this->reg_page_url = '';
+		$this->txn_page_url = '';
+		$this->thank_you_page_url = '';
+		$this->cancel_page_url = '';
+		// cpt slugs
+		$this->event_cpt_slug = __('events', 'event_espresso');
+		// ueip constant check
+		if (defined('EE_DISABLE_UXIP') && EE_DISABLE_UXIP) {
+			$this->ee_ueip_optin = false;
+			$this->ee_ueip_has_notified = true;
+		}
+	}
+
+
+	/**
+	 * @return array
+	 */
+	public function get_critical_pages_array()
+	{
+		return array(
+			$this->reg_page_id,
+			$this->txn_page_id,
+			$this->thank_you_page_id,
+			$this->cancel_page_id,
+		);
+	}
+
+
+	/**
+	 * @return array
+	 */
+	public function get_critical_pages_shortcodes_array()
+	{
+		return array(
+			$this->reg_page_id       => 'ESPRESSO_CHECKOUT',
+			$this->txn_page_id       => 'ESPRESSO_TXN_PAGE',
+			$this->thank_you_page_id => 'ESPRESSO_THANK_YOU',
+			$this->cancel_page_id    => 'ESPRESSO_CANCELLED',
+		);
+	}
+
+
+	/**
+	 *  gets/returns URL for EE reg_page
+	 *
+	 * @access    public
+	 * @return    string
+	 */
+	public function reg_page_url()
+	{
+		if (! $this->reg_page_url) {
+			$this->reg_page_url = add_query_arg(
+				array('uts' => time()),
+				get_permalink($this->reg_page_id)
+			) . '#checkout';
+		}
+		return $this->reg_page_url;
+	}
+
+
+	/**
+	 *  gets/returns URL for EE txn_page
+	 *
+	 * @param array $query_args like what gets passed to
+	 *                          add_query_arg() as the first argument
+	 * @access    public
+	 * @return    string
+	 */
+	public function txn_page_url($query_args = array())
+	{
+		if (! $this->txn_page_url) {
+			$this->txn_page_url = get_permalink($this->txn_page_id);
+		}
+		if ($query_args) {
+			return add_query_arg($query_args, $this->txn_page_url);
+		} else {
+			return $this->txn_page_url;
+		}
+	}
+
+
+	/**
+	 *  gets/returns URL for EE thank_you_page
+	 *
+	 * @param array $query_args like what gets passed to
+	 *                          add_query_arg() as the first argument
+	 * @access    public
+	 * @return    string
+	 */
+	public function thank_you_page_url($query_args = array())
+	{
+		if (! $this->thank_you_page_url) {
+			$this->thank_you_page_url = get_permalink($this->thank_you_page_id);
+		}
+		if ($query_args) {
+			return add_query_arg($query_args, $this->thank_you_page_url);
+		} else {
+			return $this->thank_you_page_url;
+		}
+	}
+
+
+	/**
+	 *  gets/returns URL for EE cancel_page
+	 *
+	 * @access    public
+	 * @return    string
+	 */
+	public function cancel_page_url()
+	{
+		if (! $this->cancel_page_url) {
+			$this->cancel_page_url = get_permalink($this->cancel_page_id);
+		}
+		return $this->cancel_page_url;
+	}
+
+
+	/**
+	 * Resets all critical page urls to their original state.  Used primarily by the __sleep() magic method currently.
+	 *
+	 * @since 4.7.5
+	 */
+	protected function _reset_urls()
+	{
+		$this->reg_page_url = '';
+		$this->txn_page_url = '';
+		$this->cancel_page_url = '';
+		$this->thank_you_page_url = '';
+	}
+
+
+	/**
+	 * Used to return what the optin value is set for the EE User Experience Program.
+	 * This accounts for multisite and this value being requested for a subsite.  In multisite, the value is set
+	 * on the main site only.
+	 *
+	 * @return bool
+	 */
+	protected function _get_main_ee_ueip_optin()
+	{
+		// if this is the main site then we can just bypass our direct query.
+		if (is_main_site()) {
+			return get_option(self::OPTION_NAME_UXIP, false);
+		}
+		// is this already cached for this request?  If so use it.
+		if (EE_Core_Config::$ee_ueip_option !== null) {
+			return EE_Core_Config::$ee_ueip_option;
+		}
+		global $wpdb;
+		$current_network_main_site = is_multisite() ? get_current_site() : null;
+		$current_main_site_id = ! empty($current_network_main_site) ? $current_network_main_site->blog_id : 1;
+		$option = self::OPTION_NAME_UXIP;
+		// set correct table for query
+		$table_name = $wpdb->get_blog_prefix($current_main_site_id) . 'options';
+		// rather than getting blog option for the $current_main_site_id, we do a direct $wpdb query because
+		// get_blog_option() does a switch_to_blog an that could cause infinite recursion because EE_Core_Config might be
+		// re-constructed on the blog switch.  Note, we are still executing any core wp filters on this option retrieval.
+		// this bit of code is basically a direct copy of get_option without any caching because we are NOT switched to the blog
+		// for the purpose of caching.
+		$pre = apply_filters('pre_option_' . $option, false, $option);
+		if (false !== $pre) {
+			EE_Core_Config::$ee_ueip_option = $pre;
+			return EE_Core_Config::$ee_ueip_option;
+		}
+		$row = $wpdb->get_row(
+			$wpdb->prepare(
+				"SELECT option_value FROM $table_name WHERE option_name = %s LIMIT 1",
+				$option
+			)
+		);
+		if (is_object($row)) {
+			$value = $row->option_value;
+		} else { // option does not exist so use default.
+			EE_Core_Config::$ee_ueip_option =  apply_filters('default_option_' . $option, false, $option);
+			return EE_Core_Config::$ee_ueip_option;
+		}
+		EE_Core_Config::$ee_ueip_option = apply_filters('option_' . $option, maybe_unserialize($value), $option);
+		return EE_Core_Config::$ee_ueip_option;
+	}
+
+
+	/**
+	 * Utility function for escaping the value of a property and returning.
+	 *
+	 * @param string $property property name (checks to see if exists).
+	 * @return mixed if a detected type found return the escaped value, otherwise just the raw value is returned.
+	 * @throws \EE_Error
+	 */
+	public function get_pretty($property)
+	{
+		if ($property === self::OPTION_NAME_UXIP) {
+			return $this->ee_ueip_optin ? 'yes' : 'no';
+		}
+		return parent::get_pretty($property);
+	}
+
+
+	/**
+	 * Currently used to ensure critical page urls have initial values saved to the db instead of any current set values
+	 * on the object.
+	 *
+	 * @return array
+	 */
+	public function __sleep()
+	{
+		// reset all url properties
+		$this->_reset_urls();
+		// return what to save to db
+		return array_keys(get_object_vars($this));
+	}
+}
 
-    /**
-     * array of form names protected by ReCaptcha
-     *
-     * @var array $recaptcha_protected_forms
-     */
-    public $recaptcha_protected_forms;
+/**
+ * Config class for storing info on the Organization
+ */
+class EE_Organization_Config extends EE_Config_Base
+{
 
-    /**
-     * ReCaptcha width
-     *
-     * @var int $recaptcha_width
-     * @deprecated
-     */
-    public $recaptcha_width;
+	/**
+	 * @var string $name
+	 * eg EE4.1
+	 */
+	public $name;
+
+	/**
+	 * @var string $address_1
+	 * eg 123 Onna Road
+	 */
+	public $address_1 = '';
+
+	/**
+	 * @var string $address_2
+	 * eg PO Box 123
+	 */
+	public $address_2 = '';
+
+	/**
+	 * @var string $city
+	 * eg Inna City
+	 */
+	public $city = '';
+
+	/**
+	 * @var int $STA_ID
+	 * eg 4
+	 */
+	public $STA_ID = 0;
+
+	/**
+	 * @var string $CNT_ISO
+	 * eg US
+	 */
+	public $CNT_ISO = '';
+
+	/**
+	 * @var string $zip
+	 * eg 12345  or V1A 2B3
+	 */
+	public $zip = '';
+
+	/**
+	 * @var string $email
+	 * eg support@eventespresso.com
+	 */
+	public $email;
+
+	/**
+	 * @var string $phone
+	 * eg. 111-111-1111
+	 */
+	public $phone = '';
+
+	/**
+	 * @var string $vat
+	 * VAT/Tax Number
+	 */
+	public $vat = '';
+
+	/**
+	 * @var string $logo_url
+	 * eg http://www.somedomain.com/wp-content/uploads/kittehs.jpg
+	 */
+	public $logo_url = '';
+
+	/**
+	 * The below are all various properties for holding links to organization social network profiles
+	 *
+	 * @var string
+	 */
+	/**
+	 * facebook (facebook.com/profile.name)
+	 *
+	 * @var string
+	 */
+	public $facebook = '';
+
+	/**
+	 * twitter (twitter.com/twitter_handle)
+	 *
+	 * @var string
+	 */
+	public $twitter = '';
+
+	/**
+	 * linkedin (linkedin.com/in/profile_name)
+	 *
+	 * @var string
+	 */
+	public $linkedin = '';
+
+	/**
+	 * pinterest (www.pinterest.com/profile_name)
+	 *
+	 * @var string
+	 */
+	public $pinterest = '';
+
+	/**
+	 * google+ (google.com/+profileName)
+	 *
+	 * @var string
+	 */
+	public $google = '';
+
+	/**
+	 * instagram (instagram.com/handle)
+	 *
+	 * @var string
+	 */
+	public $instagram = '';
+
+
+	/**
+	 *    class constructor
+	 *
+	 * @access    public
+	 */
+	public function __construct()
+	{
+		// set default organization settings
+		// decode HTML entities from the WP blogname, because it's stored in the DB with HTML entities encoded
+		$this->name = wp_specialchars_decode(get_bloginfo('name'), ENT_QUOTES);
+		$this->email = get_bloginfo('admin_email');
+	}
+}
 
-    /**
-     * Whether or not invalid attempts to directly access the registration checkout page should be tracked.
-     *
-     * @var boolean $track_invalid_checkout_access
-     */
-    protected $track_invalid_checkout_access = true;
+/**
+ * Class for defining what's in the EE_Config relating to currency
+ */
+class EE_Currency_Config extends EE_Config_Base
+{
 
-    /**
-     * Whether or not to show the privacy policy consent checkbox
-     *
-     * @var bool
-     */
-    public $consent_checkbox_enabled;
+	/**
+	 * @var string $code
+	 * eg 'US'
+	 */
+	public $code;
+
+	/**
+	 * @var string $name
+	 * eg 'Dollar'
+	 */
+	public $name;
+
+	/**
+	 * plural name
+	 *
+	 * @var string $plural
+	 * eg 'Dollars'
+	 */
+	public $plural;
+
+	/**
+	 * currency sign
+	 *
+	 * @var string $sign
+	 * eg '$'
+	 */
+	public $sign;
+
+	/**
+	 * Whether the currency sign should come before the number or not
+	 *
+	 * @var boolean $sign_b4
+	 */
+	public $sign_b4;
+
+	/**
+	 * How many digits should come after the decimal place
+	 *
+	 * @var int $dec_plc
+	 */
+	public $dec_plc;
+
+	/**
+	 * Symbol to use for decimal mark
+	 *
+	 * @var string $dec_mrk
+	 * eg '.'
+	 */
+	public $dec_mrk;
+
+	/**
+	 * Symbol to use for thousands
+	 *
+	 * @var string $thsnds
+	 * eg ','
+	 */
+	public $thsnds;
+
+
+	/**
+	 *    class constructor
+	 *
+	 * @access    public
+	 * @param string $CNT_ISO
+	 * @throws \EE_Error
+	 */
+	public function __construct($CNT_ISO = '')
+	{
+		/** @var \EventEspresso\core\services\database\TableAnalysis $table_analysis */
+		$table_analysis = EE_Registry::instance()->create('TableAnalysis', array(), true);
+		// get country code from organization settings or use default
+		$ORG_CNT = isset(EE_Registry::instance()->CFG->organization)
+				   && EE_Registry::instance()->CFG->organization instanceof EE_Organization_Config
+			? EE_Registry::instance()->CFG->organization->CNT_ISO
+			: '';
+		// but override if requested
+		$CNT_ISO = ! empty($CNT_ISO) ? $CNT_ISO : $ORG_CNT;
+		// so if that all went well, and we are not in M-Mode (cuz you can't query the db in M-Mode) and double-check the countries table exists
+		if (! empty($CNT_ISO)
+			&& EE_Maintenance_Mode::instance()->models_can_query()
+			&& $table_analysis->tableExists(EE_Registry::instance()->load_model('Country')->table())
+		) {
+			// retrieve the country settings from the db, just in case they have been customized
+			$country = EE_Registry::instance()->load_model('Country')->get_one_by_ID($CNT_ISO);
+			if ($country instanceof EE_Country) {
+				$this->code = $country->currency_code();    // currency code: USD, CAD, EUR
+				$this->name = $country->currency_name_single();    // Dollar
+				$this->plural = $country->currency_name_plural();    // Dollars
+				$this->sign = $country->currency_sign();            // currency sign: $
+				$this->sign_b4 = $country->currency_sign_before(
+				);        // currency sign before or after: $TRUE  or  FALSE$
+				$this->dec_plc = $country->currency_decimal_places();    // decimal places: 2 = 0.00  3 = 0.000
+				$this->dec_mrk = $country->currency_decimal_mark(
+				);    // decimal mark: (comma) ',' = 0,01   or (decimal) '.' = 0.01
+				$this->thsnds = $country->currency_thousands_separator(
+				);    // thousands separator: (comma) ',' = 1,000   or (decimal) '.' = 1.000
+			}
+		}
+		// fallback to hardcoded defaults, in case the above failed
+		if (empty($this->code)) {
+			// set default currency settings
+			$this->code = 'USD';    // currency code: USD, CAD, EUR
+			$this->name = __('Dollar', 'event_espresso');    // Dollar
+			$this->plural = __('Dollars', 'event_espresso');    // Dollars
+			$this->sign = '$';    // currency sign: $
+			$this->sign_b4 = true;    // currency sign before or after: $TRUE  or  FALSE$
+			$this->dec_plc = 2;    // decimal places: 2 = 0.00  3 = 0.000
+			$this->dec_mrk = '.';    // decimal mark: (comma) ',' = 0,01   or (decimal) '.' = 0.01
+			$this->thsnds = ',';    // thousands separator: (comma) ',' = 1,000   or (decimal) '.' = 1.000
+		}
+	}
+}
 
-    /**
-     * Label text to show on the checkbox
-     *
-     * @var string
-     */
-    public $consent_checkbox_label_text;
+/**
+ * Class for defining what's in the EE_Config relating to registration settings
+ */
+class EE_Registration_Config extends EE_Config_Base
+{
 
-    /*
+	/**
+	 * Default registration status
+	 *
+	 * @var string $default_STS_ID
+	 * eg 'RPP'
+	 */
+	public $default_STS_ID;
+
+	/**
+	 * For new events, this will be the default value for the maximum number of tickets (equivalent to maximum number of
+	 * registrations)
+	 *
+	 * @var int
+	 */
+	public $default_maximum_number_of_tickets;
+
+	/**
+	 * level of validation to apply to email addresses
+	 *
+	 * @var string $email_validation_level
+	 * options: 'basic', 'wp_default', 'i18n', 'i18n_dns'
+	 */
+	public $email_validation_level;
+
+	/**
+	 *    whether or not to show alternate payment options during the reg process if payment status is pending
+	 *
+	 * @var boolean $show_pending_payment_options
+	 */
+	public $show_pending_payment_options;
+
+	/**
+	 * Whether to skip the registration confirmation page
+	 *
+	 * @var boolean $skip_reg_confirmation
+	 */
+	public $skip_reg_confirmation;
+
+	/**
+	 * an array of SPCO reg steps where:
+	 *        the keys denotes the reg step order
+	 *        each element consists of an array with the following elements:
+	 *            "file_path" => the file path to the EE_SPCO_Reg_Step class
+	 *            "class_name" => the specific EE_SPCO_Reg_Step child class name
+	 *            "slug" => the URL param used to trigger the reg step
+	 *
+	 * @var array $reg_steps
+	 */
+	public $reg_steps;
+
+	/**
+	 * Whether registration confirmation should be the last page of SPCO
+	 *
+	 * @var boolean $reg_confirmation_last
+	 */
+	public $reg_confirmation_last;
+
+	/**
+	 * Whether or not to enable the EE Bot Trap
+	 *
+	 * @var boolean $use_bot_trap
+	 */
+	public $use_bot_trap;
+
+	/**
+	 * Whether or not to encrypt some data sent by the EE Bot Trap
+	 *
+	 * @var boolean $use_encryption
+	 */
+	public $use_encryption;
+
+	/**
+	 * Whether or not to use ReCaptcha
+	 *
+	 * @var boolean $use_captcha
+	 */
+	public $use_captcha;
+
+	/**
+	 * ReCaptcha Theme
+	 *
+	 * @var string $recaptcha_theme
+	 *    options: 'dark', 'light', 'invisible'
+	 */
+	public $recaptcha_theme;
+
+	/**
+	 * ReCaptcha Badge - determines the position of the reCAPTCHA badge if using Invisible ReCaptcha.
+	 *
+	 * @var string $recaptcha_badge
+	 *    options: 'bottomright', 'bottomleft', 'inline'
+	 */
+	public $recaptcha_badge;
+
+	/**
+	 * ReCaptcha Type
+	 *
+	 * @var string $recaptcha_type
+	 *    options: 'audio', 'image'
+	 */
+	public $recaptcha_type;
+
+	/**
+	 * ReCaptcha language
+	 *
+	 * @var string $recaptcha_language
+	 * eg 'en'
+	 */
+	public $recaptcha_language;
+
+	/**
+	 * ReCaptcha public key
+	 *
+	 * @var string $recaptcha_publickey
+	 */
+	public $recaptcha_publickey;
+
+	/**
+	 * ReCaptcha private key
+	 *
+	 * @var string $recaptcha_privatekey
+	 */
+	public $recaptcha_privatekey;
+
+	/**
+	 * array of form names protected by ReCaptcha
+	 *
+	 * @var array $recaptcha_protected_forms
+	 */
+	public $recaptcha_protected_forms;
+
+	/**
+	 * ReCaptcha width
+	 *
+	 * @var int $recaptcha_width
+	 * @deprecated
+	 */
+	public $recaptcha_width;
+
+	/**
+	 * Whether or not invalid attempts to directly access the registration checkout page should be tracked.
+	 *
+	 * @var boolean $track_invalid_checkout_access
+	 */
+	protected $track_invalid_checkout_access = true;
+
+	/**
+	 * Whether or not to show the privacy policy consent checkbox
+	 *
+	 * @var bool
+	 */
+	public $consent_checkbox_enabled;
+
+	/**
+	 * Label text to show on the checkbox
+	 *
+	 * @var string
+	 */
+	public $consent_checkbox_label_text;
+
+	/*
      * String describing how long to keep payment logs. Passed into DateTime constructor
      * @var string
      */
-    public $gateway_log_lifespan = '1 week';
-
-    /**
-     * Enable copy attendee info at form
-     *
-     * @var boolean $enable_copy_attendee
-     */
-    protected $copy_attendee_info = true;
-
-
-    /**
-     *    class constructor
-     *
-     * @access    public
-     */
-    public function __construct()
-    {
-        // set default registration settings
-        $this->default_STS_ID = EEM_Registration::status_id_pending_payment;
-        $this->email_validation_level = 'wp_default';
-        $this->show_pending_payment_options = true;
-        $this->skip_reg_confirmation = true;
-        $this->reg_steps = array();
-        $this->reg_confirmation_last = false;
-        $this->use_bot_trap = true;
-        $this->use_encryption = true;
-        $this->use_captcha = false;
-        $this->recaptcha_theme = 'light';
-        $this->recaptcha_badge = 'bottomleft';
-        $this->recaptcha_type = 'image';
-        $this->recaptcha_language = 'en';
-        $this->recaptcha_publickey = null;
-        $this->recaptcha_privatekey = null;
-        $this->recaptcha_protected_forms = array();
-        $this->recaptcha_width = 500;
-        $this->default_maximum_number_of_tickets = 10;
-        $this->consent_checkbox_enabled = false;
-        $this->consent_checkbox_label_text = '';
-        $this->gateway_log_lifespan = '7 days';
-        $this->copy_attendee_info = true;
-    }
-
-
-    /**
-     * This is called by the config loader and hooks are initialized AFTER the config has been populated.
-     *
-     * @since 4.8.8.rc.019
-     */
-    public function do_hooks()
-    {
-        add_action('AHEE__EE_Config___load_core_config__end', array($this, 'set_default_reg_status_on_EEM_Event'));
-        add_action('AHEE__EE_Config___load_core_config__end', array($this, 'set_default_max_ticket_on_EEM_Event'));
-        add_action('setup_theme', array($this, 'setDefaultCheckboxLabelText'));
-    }
-
-
-    /**
-     * Hooked into `AHEE__EE_Config___load_core_config__end` to ensure the default for the
-     * EVT_default_registration_status field matches the config setting for default_STS_ID.
-     */
-    public function set_default_reg_status_on_EEM_Event()
-    {
-        EEM_Event::set_default_reg_status($this->default_STS_ID);
-    }
-
-
-    /**
-     * Hooked into `AHEE__EE_Config___load_core_config__end` to ensure the default for the EVT_additional_limit field
-     * for Events matches the config setting for default_maximum_number_of_tickets
-     */
-    public function set_default_max_ticket_on_EEM_Event()
-    {
-        EEM_Event::set_default_additional_limit($this->default_maximum_number_of_tickets);
-    }
-
-
-    /**
-     * Sets the default consent checkbox text. This needs to be done a bit later than when EE_Registration_Config is
-     * constructed because that happens before we can get the privacy policy page's permalink.
-     *
-     * @throws InvalidArgumentException
-     * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
-     * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
-     */
-    public function setDefaultCheckboxLabelText()
-    {
-        if ($this->getConsentCheckboxLabelText() === null
-            || $this->getConsentCheckboxLabelText() === '') {
-            $opening_a_tag = '';
-            $closing_a_tag = '';
-            if (function_exists('get_privacy_policy_url')) {
-                $privacy_page_url = get_privacy_policy_url();
-                if (! empty($privacy_page_url)) {
-                    $opening_a_tag = '<a href="' . $privacy_page_url . '" target="_blank">';
-                    $closing_a_tag = '</a>';
-                }
-            }
-            $loader = LoaderFactory::getLoader();
-            $org_config = $loader->getShared('EE_Organization_Config');
-            /**
-             * @var $org_config EE_Organization_Config
-             */
-
-            $this->setConsentCheckboxLabelText(
-                sprintf(
-                    esc_html__(
-                        'I consent to %1$s storing and using my personal information, according to their %2$sprivacy policy%3$s.',
-                        'event_espresso'
-                    ),
-                    $org_config->name,
-                    $opening_a_tag,
-                    $closing_a_tag
-                )
-            );
-        }
-    }
-
-
-    /**
-     * @return boolean
-     */
-    public function track_invalid_checkout_access()
-    {
-        return $this->track_invalid_checkout_access;
-    }
-
-
-    /**
-     * @param boolean $track_invalid_checkout_access
-     */
-    public function set_track_invalid_checkout_access($track_invalid_checkout_access)
-    {
-        $this->track_invalid_checkout_access = filter_var(
-            $track_invalid_checkout_access,
-            FILTER_VALIDATE_BOOLEAN
-        );
-    }
-
-    /**
-     * @return boolean
-     */
-    public function copyAttendeeInfo()
-    {
-        return $this->copy_attendee_info;
-    }
-
-
-    /**
-     * @param boolean $copy_attendee_info
-     */
-    public function setCopyAttendeeInfo($copy_attendee_info)
-    {
-        $this->copy_attendee_info = filter_var(
-            $copy_attendee_info,
-            FILTER_VALIDATE_BOOLEAN
-        );
-    }
-
-
-    /**
-     * Gets the options to make availalbe for the gateway log lifespan
-     * @return array
-     */
-    public function gatewayLogLifespanOptions()
-    {
-        return (array) apply_filters(
-            'FHEE_EE_Admin_Config__gatewayLogLifespanOptions',
-            array(
-                '1 second' => esc_html__('Don\'t Log At All', 'event_espresso'),
-                '1 day' => esc_html__('1 Day', 'event_espresso'),
-                '7 days' => esc_html__('7 Days', 'event_espresso'),
-                '14 days' => esc_html__('14 Days', 'event_espresso'),
-                '30 days' => esc_html__('30 Days', 'event_espresso')
-            )
-        );
-    }
-
-
-    /**
-     * @return bool
-     */
-    public function isConsentCheckboxEnabled()
-    {
-        return $this->consent_checkbox_enabled;
-    }
-
-
-    /**
-     * @param bool $consent_checkbox_enabled
-     */
-    public function setConsentCheckboxEnabled($consent_checkbox_enabled)
-    {
-        $this->consent_checkbox_enabled = filter_var(
-            $consent_checkbox_enabled,
-            FILTER_VALIDATE_BOOLEAN
-        );
-    }
-
-
-    /**
-     * @return string
-     */
-    public function getConsentCheckboxLabelText()
-    {
-        return $this->consent_checkbox_label_text;
-    }
-
-
-    /**
-     * @param string $consent_checkbox_label_text
-     */
-    public function setConsentCheckboxLabelText($consent_checkbox_label_text)
-    {
-        $this->consent_checkbox_label_text = (string) $consent_checkbox_label_text;
-    }
+	public $gateway_log_lifespan = '1 week';
+
+	/**
+	 * Enable copy attendee info at form
+	 *
+	 * @var boolean $enable_copy_attendee
+	 */
+	protected $copy_attendee_info = true;
+
+
+	/**
+	 *    class constructor
+	 *
+	 * @access    public
+	 */
+	public function __construct()
+	{
+		// set default registration settings
+		$this->default_STS_ID = EEM_Registration::status_id_pending_payment;
+		$this->email_validation_level = 'wp_default';
+		$this->show_pending_payment_options = true;
+		$this->skip_reg_confirmation = true;
+		$this->reg_steps = array();
+		$this->reg_confirmation_last = false;
+		$this->use_bot_trap = true;
+		$this->use_encryption = true;
+		$this->use_captcha = false;
+		$this->recaptcha_theme = 'light';
+		$this->recaptcha_badge = 'bottomleft';
+		$this->recaptcha_type = 'image';
+		$this->recaptcha_language = 'en';
+		$this->recaptcha_publickey = null;
+		$this->recaptcha_privatekey = null;
+		$this->recaptcha_protected_forms = array();
+		$this->recaptcha_width = 500;
+		$this->default_maximum_number_of_tickets = 10;
+		$this->consent_checkbox_enabled = false;
+		$this->consent_checkbox_label_text = '';
+		$this->gateway_log_lifespan = '7 days';
+		$this->copy_attendee_info = true;
+	}
+
+
+	/**
+	 * This is called by the config loader and hooks are initialized AFTER the config has been populated.
+	 *
+	 * @since 4.8.8.rc.019
+	 */
+	public function do_hooks()
+	{
+		add_action('AHEE__EE_Config___load_core_config__end', array($this, 'set_default_reg_status_on_EEM_Event'));
+		add_action('AHEE__EE_Config___load_core_config__end', array($this, 'set_default_max_ticket_on_EEM_Event'));
+		add_action('setup_theme', array($this, 'setDefaultCheckboxLabelText'));
+	}
+
+
+	/**
+	 * Hooked into `AHEE__EE_Config___load_core_config__end` to ensure the default for the
+	 * EVT_default_registration_status field matches the config setting for default_STS_ID.
+	 */
+	public function set_default_reg_status_on_EEM_Event()
+	{
+		EEM_Event::set_default_reg_status($this->default_STS_ID);
+	}
+
+
+	/**
+	 * Hooked into `AHEE__EE_Config___load_core_config__end` to ensure the default for the EVT_additional_limit field
+	 * for Events matches the config setting for default_maximum_number_of_tickets
+	 */
+	public function set_default_max_ticket_on_EEM_Event()
+	{
+		EEM_Event::set_default_additional_limit($this->default_maximum_number_of_tickets);
+	}
+
+
+	/**
+	 * Sets the default consent checkbox text. This needs to be done a bit later than when EE_Registration_Config is
+	 * constructed because that happens before we can get the privacy policy page's permalink.
+	 *
+	 * @throws InvalidArgumentException
+	 * @throws \EventEspresso\core\exceptions\InvalidDataTypeException
+	 * @throws \EventEspresso\core\exceptions\InvalidInterfaceException
+	 */
+	public function setDefaultCheckboxLabelText()
+	{
+		if ($this->getConsentCheckboxLabelText() === null
+			|| $this->getConsentCheckboxLabelText() === '') {
+			$opening_a_tag = '';
+			$closing_a_tag = '';
+			if (function_exists('get_privacy_policy_url')) {
+				$privacy_page_url = get_privacy_policy_url();
+				if (! empty($privacy_page_url)) {
+					$opening_a_tag = '<a href="' . $privacy_page_url . '" target="_blank">';
+					$closing_a_tag = '</a>';
+				}
+			}
+			$loader = LoaderFactory::getLoader();
+			$org_config = $loader->getShared('EE_Organization_Config');
+			/**
+			 * @var $org_config EE_Organization_Config
+			 */
+
+			$this->setConsentCheckboxLabelText(
+				sprintf(
+					esc_html__(
+						'I consent to %1$s storing and using my personal information, according to their %2$sprivacy policy%3$s.',
+						'event_espresso'
+					),
+					$org_config->name,
+					$opening_a_tag,
+					$closing_a_tag
+				)
+			);
+		}
+	}
+
+
+	/**
+	 * @return boolean
+	 */
+	public function track_invalid_checkout_access()
+	{
+		return $this->track_invalid_checkout_access;
+	}
+
+
+	/**
+	 * @param boolean $track_invalid_checkout_access
+	 */
+	public function set_track_invalid_checkout_access($track_invalid_checkout_access)
+	{
+		$this->track_invalid_checkout_access = filter_var(
+			$track_invalid_checkout_access,
+			FILTER_VALIDATE_BOOLEAN
+		);
+	}
+
+	/**
+	 * @return boolean
+	 */
+	public function copyAttendeeInfo()
+	{
+		return $this->copy_attendee_info;
+	}
+
+
+	/**
+	 * @param boolean $copy_attendee_info
+	 */
+	public function setCopyAttendeeInfo($copy_attendee_info)
+	{
+		$this->copy_attendee_info = filter_var(
+			$copy_attendee_info,
+			FILTER_VALIDATE_BOOLEAN
+		);
+	}
+
+
+	/**
+	 * Gets the options to make availalbe for the gateway log lifespan
+	 * @return array
+	 */
+	public function gatewayLogLifespanOptions()
+	{
+		return (array) apply_filters(
+			'FHEE_EE_Admin_Config__gatewayLogLifespanOptions',
+			array(
+				'1 second' => esc_html__('Don\'t Log At All', 'event_espresso'),
+				'1 day' => esc_html__('1 Day', 'event_espresso'),
+				'7 days' => esc_html__('7 Days', 'event_espresso'),
+				'14 days' => esc_html__('14 Days', 'event_espresso'),
+				'30 days' => esc_html__('30 Days', 'event_espresso')
+			)
+		);
+	}
+
+
+	/**
+	 * @return bool
+	 */
+	public function isConsentCheckboxEnabled()
+	{
+		return $this->consent_checkbox_enabled;
+	}
+
+
+	/**
+	 * @param bool $consent_checkbox_enabled
+	 */
+	public function setConsentCheckboxEnabled($consent_checkbox_enabled)
+	{
+		$this->consent_checkbox_enabled = filter_var(
+			$consent_checkbox_enabled,
+			FILTER_VALIDATE_BOOLEAN
+		);
+	}
+
+
+	/**
+	 * @return string
+	 */
+	public function getConsentCheckboxLabelText()
+	{
+		return $this->consent_checkbox_label_text;
+	}
+
+
+	/**
+	 * @param string $consent_checkbox_label_text
+	 */
+	public function setConsentCheckboxLabelText($consent_checkbox_label_text)
+	{
+		$this->consent_checkbox_label_text = (string) $consent_checkbox_label_text;
+	}
 }
 
 /**
@@ -2553,151 +2553,151 @@ 
 class EE_Admin_Config extends EE_Config_Base
 {
 
-    /**
-     * @var boolean $use_personnel_manager
-     */
-    public $use_personnel_manager;
-
-    /**
-     * @var boolean $use_dashboard_widget
-     */
-    public $use_dashboard_widget;
-
-    /**
-     * @var int $events_in_dashboard
-     */
-    public $events_in_dashboard;
-
-    /**
-     * @var boolean $use_event_timezones
-     */
-    public $use_event_timezones;
-
-    /**
-     * @var string $log_file_name
-     */
-    public $log_file_name;
-
-    /**
-     * @var string $debug_file_name
-     */
-    public $debug_file_name;
-
-    /**
-     * @var boolean $use_remote_logging
-     */
-    public $use_remote_logging;
-
-    /**
-     * @var string $remote_logging_url
-     */
-    public $remote_logging_url;
-
-    /**
-     * @var boolean $show_reg_footer
-     */
-    public $show_reg_footer;
-
-    /**
-     * @var string $affiliate_id
-     */
-    public $affiliate_id;
-
-    /**
-     * help tours on or off (global setting)
-     *
-     * @var boolean
-     */
-    public $help_tour_activation;
-
-    /**
-     * adds extra layer of encoding to session data to prevent serialization errors
-     * but is incompatible with some server configuration errors
-     * if you get "500 internal server errors" during registration, try turning this on
-     * if you get PHP fatal errors regarding base 64 methods not defined, then turn this off
-     *
-     * @var boolean $encode_session_data
-     */
-    private $encode_session_data = false;
-
-
-    /**
-     *    class constructor
-     *
-     * @access    public
-     */
-    public function __construct()
-    {
-        // set default general admin settings
-        $this->use_personnel_manager = true;
-        $this->use_dashboard_widget = true;
-        $this->events_in_dashboard = 30;
-        $this->use_event_timezones = false;
-        $this->use_remote_logging = false;
-        $this->remote_logging_url = null;
-        $this->show_reg_footer = apply_filters(
-            'FHEE__EE_Admin_Config__show_reg_footer__default',
-            false
-        );
-        $this->affiliate_id = 'default';
-        $this->help_tour_activation = true;
-        $this->encode_session_data = false;
-    }
-
-
-    /**
-     * @param bool $reset
-     * @return string
-     */
-    public function log_file_name($reset = false)
-    {
-        if (empty($this->log_file_name) || $reset) {
-            $this->log_file_name = sanitize_key('espresso_log_' . md5(uniqid('', true))) . '.txt';
-            EE_Config::instance()->update_espresso_config(false, false);
-        }
-        return $this->log_file_name;
-    }
-
-
-    /**
-     * @param bool $reset
-     * @return string
-     */
-    public function debug_file_name($reset = false)
-    {
-        if (empty($this->debug_file_name) || $reset) {
-            $this->debug_file_name = sanitize_key('espresso_debug_' . md5(uniqid('', true))) . '.txt';
-            EE_Config::instance()->update_espresso_config(false, false);
-        }
-        return $this->debug_file_name;
-    }
-
-
-    /**
-     * @return string
-     */
-    public function affiliate_id()
-    {
-        return ! empty($this->affiliate_id) ? $this->affiliate_id : 'default';
-    }
-
-
-    /**
-     * @return boolean
-     */
-    public function encode_session_data()
-    {
-        return filter_var($this->encode_session_data, FILTER_VALIDATE_BOOLEAN);
-    }
-
-
-    /**
-     * @param boolean $encode_session_data
-     */
-    public function set_encode_session_data($encode_session_data)
-    {
-        $this->encode_session_data = filter_var($encode_session_data, FILTER_VALIDATE_BOOLEAN);
-    }
+	/**
+	 * @var boolean $use_personnel_manager
+	 */
+	public $use_personnel_manager;
+
+	/**
+	 * @var boolean $use_dashboard_widget
+	 */
+	public $use_dashboard_widget;
+
+	/**
+	 * @var int $events_in_dashboard
+	 */
+	public $events_in_dashboard;
+
+	/**
+	 * @var boolean $use_event_timezones
+	 */
+	public $use_event_timezones;
+
+	/**
+	 * @var string $log_file_name
+	 */
+	public $log_file_name;
+
+	/**
+	 * @var string $debug_file_name
+	 */
+	public $debug_file_name;
+
+	/**
+	 * @var boolean $use_remote_logging
+	 */
+	public $use_remote_logging;
+
+	/**
+	 * @var string $remote_logging_url
+	 */
+	public $remote_logging_url;
+
+	/**
+	 * @var boolean $show_reg_footer
+	 */
+	public $show_reg_footer;
+
+	/**
+	 * @var string $affiliate_id
+	 */
+	public $affiliate_id;
+
+	/**
+	 * help tours on or off (global setting)
+	 *
+	 * @var boolean
+	 */
+	public $help_tour_activation;
+
+	/**
+	 * adds extra layer of encoding to session data to prevent serialization errors
+	 * but is incompatible with some server configuration errors
+	 * if you get "500 internal server errors" during registration, try turning this on
+	 * if you get PHP fatal errors regarding base 64 methods not defined, then turn this off
+	 *
+	 * @var boolean $encode_session_data
+	 */
+	private $encode_session_data = false;
+
+
+	/**
+	 *    class constructor
+	 *
+	 * @access    public
+	 */
+	public function __construct()
+	{
+		// set default general admin settings
+		$this->use_personnel_manager = true;
+		$this->use_dashboard_widget = true;
+		$this->events_in_dashboard = 30;
+		$this->use_event_timezones = false;
+		$this->use_remote_logging = false;
+		$this->remote_logging_url = null;
+		$this->show_reg_footer = apply_filters(
+			'FHEE__EE_Admin_Config__show_reg_footer__default',
+			false
+		);
+		$this->affiliate_id = 'default';
+		$this->help_tour_activation = true;
+		$this->encode_session_data = false;
+	}
+
+
+	/**
+	 * @param bool $reset
+	 * @return string
+	 */
+	public function log_file_name($reset = false)
+	{
+		if (empty($this->log_file_name) || $reset) {
+			$this->log_file_name = sanitize_key('espresso_log_' . md5(uniqid('', true))) . '.txt';
+			EE_Config::instance()->update_espresso_config(false, false);
+		}
+		return $this->log_file_name;
+	}
+
+
+	/**
+	 * @param bool $reset
+	 * @return string
+	 */
+	public function debug_file_name($reset = false)
+	{
+		if (empty($this->debug_file_name) || $reset) {
+			$this->debug_file_name = sanitize_key('espresso_debug_' . md5(uniqid('', true))) . '.txt';
+			EE_Config::instance()->update_espresso_config(false, false);
+		}
+		return $this->debug_file_name;
+	}
+
+
+	/**
+	 * @return string
+	 */
+	public function affiliate_id()
+	{
+		return ! empty($this->affiliate_id) ? $this->affiliate_id : 'default';
+	}
+
+
+	/**
+	 * @return boolean
+	 */
+	public function encode_session_data()
+	{
+		return filter_var($this->encode_session_data, FILTER_VALIDATE_BOOLEAN);
+	}
+
+
+	/**
+	 * @param boolean $encode_session_data
+	 */
+	public function set_encode_session_data($encode_session_data)
+	{
+		$this->encode_session_data = filter_var($encode_session_data, FILTER_VALIDATE_BOOLEAN);
+	}
 }
 
 /**
@@ -2706,70 +2706,70 @@ 
 class EE_Template_Config extends EE_Config_Base
 {
 
-    /**
-     * @var boolean $enable_default_style
-     */
-    public $enable_default_style;
-
-    /**
-     * @var string $custom_style_sheet
-     */
-    public $custom_style_sheet;
-
-    /**
-     * @var boolean $display_address_in_regform
-     */
-    public $display_address_in_regform;
-
-    /**
-     * @var int $display_description_on_multi_reg_page
-     */
-    public $display_description_on_multi_reg_page;
-
-    /**
-     * @var boolean $use_custom_templates
-     */
-    public $use_custom_templates;
-
-    /**
-     * @var string $current_espresso_theme
-     */
-    public $current_espresso_theme;
-
-    /**
-     * @var EE_Ticket_Selector_Config $EED_Ticket_Selector
-     */
-    public $EED_Ticket_Selector;
-
-    /**
-     * @var EE_Event_Single_Config $EED_Event_Single
-     */
-    public $EED_Event_Single;
-
-    /**
-     * @var EE_Events_Archive_Config $EED_Events_Archive
-     */
-    public $EED_Events_Archive;
-
-
-    /**
-     *    class constructor
-     *
-     * @access    public
-     */
-    public function __construct()
-    {
-        // set default template settings
-        $this->enable_default_style = true;
-        $this->custom_style_sheet = null;
-        $this->display_address_in_regform = true;
-        $this->display_description_on_multi_reg_page = false;
-        $this->use_custom_templates = false;
-        $this->current_espresso_theme = 'Espresso_Arabica_2014';
-        $this->EED_Event_Single = null;
-        $this->EED_Events_Archive = null;
-        $this->EED_Ticket_Selector = null;
-    }
+	/**
+	 * @var boolean $enable_default_style
+	 */
+	public $enable_default_style;
+
+	/**
+	 * @var string $custom_style_sheet
+	 */
+	public $custom_style_sheet;
+
+	/**
+	 * @var boolean $display_address_in_regform
+	 */
+	public $display_address_in_regform;
+
+	/**
+	 * @var int $display_description_on_multi_reg_page
+	 */
+	public $display_description_on_multi_reg_page;
+
+	/**
+	 * @var boolean $use_custom_templates
+	 */
+	public $use_custom_templates;
+
+	/**
+	 * @var string $current_espresso_theme
+	 */
+	public $current_espresso_theme;
+
+	/**
+	 * @var EE_Ticket_Selector_Config $EED_Ticket_Selector
+	 */
+	public $EED_Ticket_Selector;
+
+	/**
+	 * @var EE_Event_Single_Config $EED_Event_Single
+	 */
+	public $EED_Event_Single;
+
+	/**
+	 * @var EE_Events_Archive_Config $EED_Events_Archive
+	 */
+	public $EED_Events_Archive;
+
+
+	/**
+	 *    class constructor
+	 *
+	 * @access    public
+	 */
+	public function __construct()
+	{
+		// set default template settings
+		$this->enable_default_style = true;
+		$this->custom_style_sheet = null;
+		$this->display_address_in_regform = true;
+		$this->display_description_on_multi_reg_page = false;
+		$this->use_custom_templates = false;
+		$this->current_espresso_theme = 'Espresso_Arabica_2014';
+		$this->EED_Event_Single = null;
+		$this->EED_Events_Archive = null;
+		$this->EED_Ticket_Selector = null;
+	}
 }
 
 /**
@@ -2778,114 +2778,114 @@ 
 class EE_Map_Config extends EE_Config_Base
 {
 
-    /**
-     * @var boolean $use_google_maps
-     */
-    public $use_google_maps;
-
-    /**
-     * @var string $api_key
-     */
-    public $google_map_api_key;
-
-    /**
-     * @var int $event_details_map_width
-     */
-    public $event_details_map_width;
-
-    /**
-     * @var int $event_details_map_height
-     */
-    public $event_details_map_height;
-
-    /**
-     * @var int $event_details_map_zoom
-     */
-    public $event_details_map_zoom;
-
-    /**
-     * @var boolean $event_details_display_nav
-     */
-    public $event_details_display_nav;
-
-    /**
-     * @var boolean $event_details_nav_size
-     */
-    public $event_details_nav_size;
-
-    /**
-     * @var string $event_details_control_type
-     */
-    public $event_details_control_type;
-
-    /**
-     * @var string $event_details_map_align
-     */
-    public $event_details_map_align;
-
-    /**
-     * @var int $event_list_map_width
-     */
-    public $event_list_map_width;
-
-    /**
-     * @var int $event_list_map_height
-     */
-    public $event_list_map_height;
-
-    /**
-     * @var int $event_list_map_zoom
-     */
-    public $event_list_map_zoom;
-
-    /**
-     * @var boolean $event_list_display_nav
-     */
-    public $event_list_display_nav;
-
-    /**
-     * @var boolean $event_list_nav_size
-     */
-    public $event_list_nav_size;
-
-    /**
-     * @var string $event_list_control_type
-     */
-    public $event_list_control_type;
-
-    /**
-     * @var string $event_list_map_align
-     */
-    public $event_list_map_align;
-
-
-    /**
-     *    class constructor
-     *
-     * @access    public
-     */
-    public function __construct()
-    {
-        // set default map settings
-        $this->use_google_maps = true;
-        $this->google_map_api_key = '';
-        // for event details pages (reg page)
-        $this->event_details_map_width = 585;            // ee_map_width_single
-        $this->event_details_map_height = 362;            // ee_map_height_single
-        $this->event_details_map_zoom = 14;            // ee_map_zoom_single
-        $this->event_details_display_nav = true;            // ee_map_nav_display_single
-        $this->event_details_nav_size = false;            // ee_map_nav_size_single
-        $this->event_details_control_type = 'default';        // ee_map_type_control_single
-        $this->event_details_map_align = 'center';            // ee_map_align_single
-        // for event list pages
-        $this->event_list_map_width = 300;            // ee_map_width
-        $this->event_list_map_height = 185;        // ee_map_height
-        $this->event_list_map_zoom = 12;            // ee_map_zoom
-        $this->event_list_display_nav = false;        // ee_map_nav_display
-        $this->event_list_nav_size = true;            // ee_map_nav_size
-        $this->event_list_control_type = 'dropdown';        // ee_map_type_control
-        $this->event_list_map_align = 'center';            // ee_map_align
-    }
+	/**
+	 * @var boolean $use_google_maps
+	 */
+	public $use_google_maps;
+
+	/**
+	 * @var string $api_key
+	 */
+	public $google_map_api_key;
+
+	/**
+	 * @var int $event_details_map_width
+	 */
+	public $event_details_map_width;
+
+	/**
+	 * @var int $event_details_map_height
+	 */
+	public $event_details_map_height;
+
+	/**
+	 * @var int $event_details_map_zoom
+	 */
+	public $event_details_map_zoom;
+
+	/**
+	 * @var boolean $event_details_display_nav
+	 */
+	public $event_details_display_nav;
+
+	/**
+	 * @var boolean $event_details_nav_size
+	 */
+	public $event_details_nav_size;
+
+	/**
+	 * @var string $event_details_control_type
+	 */
+	public $event_details_control_type;
+
+	/**
+	 * @var string $event_details_map_align
+	 */
+	public $event_details_map_align;
+
+	/**
+	 * @var int $event_list_map_width
+	 */
+	public $event_list_map_width;
+
+	/**
+	 * @var int $event_list_map_height
+	 */
+	public $event_list_map_height;
+
+	/**
+	 * @var int $event_list_map_zoom
+	 */
+	public $event_list_map_zoom;
+
+	/**
+	 * @var boolean $event_list_display_nav
+	 */
+	public $event_list_display_nav;
+
+	/**
+	 * @var boolean $event_list_nav_size
+	 */
+	public $event_list_nav_size;
+
+	/**
+	 * @var string $event_list_control_type
+	 */
+	public $event_list_control_type;
+
+	/**
+	 * @var string $event_list_map_align
+	 */
+	public $event_list_map_align;
+
+
+	/**
+	 *    class constructor
+	 *
+	 * @access    public
+	 */
+	public function __construct()
+	{
+		// set default map settings
+		$this->use_google_maps = true;
+		$this->google_map_api_key = '';
+		// for event details pages (reg page)
+		$this->event_details_map_width = 585;            // ee_map_width_single
+		$this->event_details_map_height = 362;            // ee_map_height_single
+		$this->event_details_map_zoom = 14;            // ee_map_zoom_single
+		$this->event_details_display_nav = true;            // ee_map_nav_display_single
+		$this->event_details_nav_size = false;            // ee_map_nav_size_single
+		$this->event_details_control_type = 'default';        // ee_map_type_control_single
+		$this->event_details_map_align = 'center';            // ee_map_align_single
+		// for event list pages
+		$this->event_list_map_width = 300;            // ee_map_width
+		$this->event_list_map_height = 185;        // ee_map_height
+		$this->event_list_map_zoom = 12;            // ee_map_zoom
+		$this->event_list_display_nav = false;        // ee_map_nav_display
+		$this->event_list_nav_size = true;            // ee_map_nav_size
+		$this->event_list_control_type = 'dropdown';        // ee_map_type_control
+		$this->event_list_map_align = 'center';            // ee_map_align
+	}
 }
 
 /**
@@ -2894,46 +2894,46 @@ 
 class EE_Events_Archive_Config extends EE_Config_Base
 {
 
-    public $display_status_banner;
+	public $display_status_banner;
 
-    public $display_description;
+	public $display_description;
 
-    public $display_ticket_selector;
+	public $display_ticket_selector;
 
-    public $display_datetimes;
+	public $display_datetimes;
 
-    public $display_venue;
+	public $display_venue;
 
-    public $display_expired_events;
+	public $display_expired_events;
 
-    public $use_sortable_display_order;
+	public $use_sortable_display_order;
 
-    public $display_order_tickets;
+	public $display_order_tickets;
 
-    public $display_order_datetimes;
+	public $display_order_datetimes;
 
-    public $display_order_event;
+	public $display_order_event;
 
-    public $display_order_venue;
+	public $display_order_venue;
 
 
-    /**
-     *    class constructor
-     */
-    public function __construct()
-    {
-        $this->display_status_banner = 0;
-        $this->display_description = 1;
-        $this->display_ticket_selector = 0;
-        $this->display_datetimes = 1;
-        $this->display_venue = 0;
-        $this->display_expired_events = 0;
-        $this->use_sortable_display_order = false;
-        $this->display_order_tickets = 100;
-        $this->display_order_datetimes = 110;
-        $this->display_order_event = 120;
-        $this->display_order_venue = 130;
-    }
+	/**
+	 *    class constructor
+	 */
+	public function __construct()
+	{
+		$this->display_status_banner = 0;
+		$this->display_description = 1;
+		$this->display_ticket_selector = 0;
+		$this->display_datetimes = 1;
+		$this->display_venue = 0;
+		$this->display_expired_events = 0;
+		$this->use_sortable_display_order = false;
+		$this->display_order_tickets = 100;
+		$this->display_order_datetimes = 110;
+		$this->display_order_event = 120;
+		$this->display_order_venue = 130;
+	}
 }
 
 /**
@@ -2942,34 +2942,34 @@ 
 class EE_Event_Single_Config extends EE_Config_Base
 {
 
-    public $display_status_banner_single;
+	public $display_status_banner_single;
 
-    public $display_venue;
+	public $display_venue;
 
-    public $use_sortable_display_order;
+	public $use_sortable_display_order;
 
-    public $display_order_tickets;
+	public $display_order_tickets;
 
-    public $display_order_datetimes;
+	public $display_order_datetimes;
 
-    public $display_order_event;
+	public $display_order_event;
 
-    public $display_order_venue;
+	public $display_order_venue;
 
 
-    /**
-     *    class constructor
-     */
-    public function __construct()
-    {
-        $this->display_status_banner_single = 0;
-        $this->display_venue = 1;
-        $this->use_sortable_display_order = false;
-        $this->display_order_tickets = 100;
-        $this->display_order_datetimes = 110;
-        $this->display_order_event = 120;
-        $this->display_order_venue = 130;
-    }
+	/**
+	 *    class constructor
+	 */
+	public function __construct()
+	{
+		$this->display_status_banner_single = 0;
+		$this->display_venue = 1;
+		$this->use_sortable_display_order = false;
+		$this->display_order_tickets = 100;
+		$this->display_order_datetimes = 110;
+		$this->display_order_event = 120;
+		$this->display_order_venue = 130;
+	}
 }
 
 /**
@@ -2978,172 +2978,172 @@ 
 class EE_Ticket_Selector_Config extends EE_Config_Base
 {
 
-    /**
-     * constant to indicate that a datetime selector should NEVER be shown for ticket selectors
-     */
-    const DO_NOT_SHOW_DATETIME_SELECTOR = 'no_datetime_selector';
-
-    /**
-     * constant to indicate that a datetime selector should only be shown for ticket selectors
-     * when the number of datetimes for the event matches the value set for $datetime_selector_threshold
-     */
-    const MAYBE_SHOW_DATETIME_SELECTOR = 'maybe_datetime_selector';
-
-    /**
-     * @var boolean $show_ticket_sale_columns
-     */
-    public $show_ticket_sale_columns;
-
-    /**
-     * @var boolean $show_ticket_details
-     */
-    public $show_ticket_details;
-
-    /**
-     * @var boolean $show_expired_tickets
-     */
-    public $show_expired_tickets;
-
-    /**
-     * whether or not to display a dropdown box populated with event datetimes
-     * that toggles which tickets are displayed for a ticket selector.
-     * uses one of the *_DATETIME_SELECTOR constants defined above
-     *
-     * @var string $show_datetime_selector
-     */
-    private $show_datetime_selector = 'no_datetime_selector';
-
-    /**
-     * the number of datetimes an event has to have before conditionally displaying a datetime selector
-     *
-     * @var int $datetime_selector_threshold
-     */
-    private $datetime_selector_threshold = 3;
-
-    /**
-     * determines the maximum number of "checked" dates in the date and time filter
-     *
-     * @var int $datetime_selector_checked
-     */
-    private $datetime_selector_max_checked = 10;
-
-
-    /**
-     *    class constructor
-     */
-    public function __construct()
-    {
-        $this->show_ticket_sale_columns = true;
-        $this->show_ticket_details = true;
-        $this->show_expired_tickets = true;
-        $this->show_datetime_selector = \EE_Ticket_Selector_Config::DO_NOT_SHOW_DATETIME_SELECTOR;
-        $this->datetime_selector_threshold = 3;
-        $this->datetime_selector_max_checked = 10;
-    }
-
-
-    /**
-     * returns true if a datetime selector should be displayed
-     *
-     * @param array $datetimes
-     * @return bool
-     */
-    public function showDatetimeSelector(array $datetimes)
-    {
-        // if the settings are NOT: don't show OR below threshold, THEN active = true
-        return ! (
-            $this->getShowDatetimeSelector() === \EE_Ticket_Selector_Config::DO_NOT_SHOW_DATETIME_SELECTOR
-            || (
-                $this->getShowDatetimeSelector() === \EE_Ticket_Selector_Config::MAYBE_SHOW_DATETIME_SELECTOR
-                && count($datetimes) < $this->getDatetimeSelectorThreshold()
-            )
-        );
-    }
-
-
-    /**
-     * @return string
-     */
-    public function getShowDatetimeSelector()
-    {
-        return $this->show_datetime_selector;
-    }
-
-
-    /**
-     * @param bool $keys_only
-     * @return array
-     */
-    public function getShowDatetimeSelectorOptions($keys_only = true)
-    {
-        return $keys_only
-            ? array(
-                \EE_Ticket_Selector_Config::DO_NOT_SHOW_DATETIME_SELECTOR,
-                \EE_Ticket_Selector_Config::MAYBE_SHOW_DATETIME_SELECTOR,
-            )
-            : array(
-                \EE_Ticket_Selector_Config::DO_NOT_SHOW_DATETIME_SELECTOR => esc_html__(
-                    'Do not show date & time filter',
-                    'event_espresso'
-                ),
-                \EE_Ticket_Selector_Config::MAYBE_SHOW_DATETIME_SELECTOR  => esc_html__(
-                    'Maybe show date & time filter',
-                    'event_espresso'
-                ),
-            );
-    }
-
-
-    /**
-     * @param string $show_datetime_selector
-     */
-    public function setShowDatetimeSelector($show_datetime_selector)
-    {
-        $this->show_datetime_selector = in_array(
-            $show_datetime_selector,
-            $this->getShowDatetimeSelectorOptions(),
-            true
-        )
-            ? $show_datetime_selector
-            : \EE_Ticket_Selector_Config::DO_NOT_SHOW_DATETIME_SELECTOR;
-    }
-
-
-    /**
-     * @return int
-     */
-    public function getDatetimeSelectorThreshold()
-    {
-        return $this->datetime_selector_threshold;
-    }
-
-
-    /**
-     * @param int $datetime_selector_threshold
-     */
-    public function setDatetimeSelectorThreshold($datetime_selector_threshold)
-    {
-        $datetime_selector_threshold = absint($datetime_selector_threshold);
-        $this->datetime_selector_threshold = $datetime_selector_threshold ? $datetime_selector_threshold : 3;
-    }
-
-
-    /**
-     * @return int
-     */
-    public function getDatetimeSelectorMaxChecked()
-    {
-        return $this->datetime_selector_max_checked;
-    }
-
-
-    /**
-     * @param int $datetime_selector_max_checked
-     */
-    public function setDatetimeSelectorMaxChecked($datetime_selector_max_checked)
-    {
-        $this->datetime_selector_max_checked = absint($datetime_selector_max_checked);
-    }
+	/**
+	 * constant to indicate that a datetime selector should NEVER be shown for ticket selectors
+	 */
+	const DO_NOT_SHOW_DATETIME_SELECTOR = 'no_datetime_selector';
+
+	/**
+	 * constant to indicate that a datetime selector should only be shown for ticket selectors
+	 * when the number of datetimes for the event matches the value set for $datetime_selector_threshold
+	 */
+	const MAYBE_SHOW_DATETIME_SELECTOR = 'maybe_datetime_selector';
+
+	/**
+	 * @var boolean $show_ticket_sale_columns
+	 */
+	public $show_ticket_sale_columns;
+
+	/**
+	 * @var boolean $show_ticket_details
+	 */
+	public $show_ticket_details;
+
+	/**
+	 * @var boolean $show_expired_tickets
+	 */
+	public $show_expired_tickets;
+
+	/**
+	 * whether or not to display a dropdown box populated with event datetimes
+	 * that toggles which tickets are displayed for a ticket selector.
+	 * uses one of the *_DATETIME_SELECTOR constants defined above
+	 *
+	 * @var string $show_datetime_selector
+	 */
+	private $show_datetime_selector = 'no_datetime_selector';
+
+	/**
+	 * the number of datetimes an event has to have before conditionally displaying a datetime selector
+	 *
+	 * @var int $datetime_selector_threshold
+	 */
+	private $datetime_selector_threshold = 3;
+
+	/**
+	 * determines the maximum number of "checked" dates in the date and time filter
+	 *
+	 * @var int $datetime_selector_checked
+	 */
+	private $datetime_selector_max_checked = 10;
+
+
+	/**
+	 *    class constructor
+	 */
+	public function __construct()
+	{
+		$this->show_ticket_sale_columns = true;
+		$this->show_ticket_details = true;
+		$this->show_expired_tickets = true;
+		$this->show_datetime_selector = \EE_Ticket_Selector_Config::DO_NOT_SHOW_DATETIME_SELECTOR;
+		$this->datetime_selector_threshold = 3;
+		$this->datetime_selector_max_checked = 10;
+	}
+
+
+	/**
+	 * returns true if a datetime selector should be displayed
+	 *
+	 * @param array $datetimes
+	 * @return bool
+	 */
+	public function showDatetimeSelector(array $datetimes)
+	{
+		// if the settings are NOT: don't show OR below threshold, THEN active = true
+		return ! (
+			$this->getShowDatetimeSelector() === \EE_Ticket_Selector_Config::DO_NOT_SHOW_DATETIME_SELECTOR
+			|| (
+				$this->getShowDatetimeSelector() === \EE_Ticket_Selector_Config::MAYBE_SHOW_DATETIME_SELECTOR
+				&& count($datetimes) < $this->getDatetimeSelectorThreshold()
+			)
+		);
+	}
+
+
+	/**
+	 * @return string
+	 */
+	public function getShowDatetimeSelector()
+	{
+		return $this->show_datetime_selector;
+	}
+
+
+	/**
+	 * @param bool $keys_only
+	 * @return array
+	 */
+	public function getShowDatetimeSelectorOptions($keys_only = true)
+	{
+		return $keys_only
+			? array(
+				\EE_Ticket_Selector_Config::DO_NOT_SHOW_DATETIME_SELECTOR,
+				\EE_Ticket_Selector_Config::MAYBE_SHOW_DATETIME_SELECTOR,
+			)
+			: array(
+				\EE_Ticket_Selector_Config::DO_NOT_SHOW_DATETIME_SELECTOR => esc_html__(
+					'Do not show date & time filter',
+					'event_espresso'
+				),
+				\EE_Ticket_Selector_Config::MAYBE_SHOW_DATETIME_SELECTOR  => esc_html__(
+					'Maybe show date & time filter',
+					'event_espresso'
+				),
+			);
+	}
+
+
+	/**
+	 * @param string $show_datetime_selector
+	 */
+	public function setShowDatetimeSelector($show_datetime_selector)
+	{
+		$this->show_datetime_selector = in_array(
+			$show_datetime_selector,
+			$this->getShowDatetimeSelectorOptions(),
+			true
+		)
+			? $show_datetime_selector
+			: \EE_Ticket_Selector_Config::DO_NOT_SHOW_DATETIME_SELECTOR;
+	}
+
+
+	/**
+	 * @return int
+	 */
+	public function getDatetimeSelectorThreshold()
+	{
+		return $this->datetime_selector_threshold;
+	}
+
+
+	/**
+	 * @param int $datetime_selector_threshold
+	 */
+	public function setDatetimeSelectorThreshold($datetime_selector_threshold)
+	{
+		$datetime_selector_threshold = absint($datetime_selector_threshold);
+		$this->datetime_selector_threshold = $datetime_selector_threshold ? $datetime_selector_threshold : 3;
+	}
+
+
+	/**
+	 * @return int
+	 */
+	public function getDatetimeSelectorMaxChecked()
+	{
+		return $this->datetime_selector_max_checked;
+	}
+
+
+	/**
+	 * @param int $datetime_selector_max_checked
+	 */
+	public function setDatetimeSelectorMaxChecked($datetime_selector_max_checked)
+	{
+		$this->datetime_selector_max_checked = absint($datetime_selector_max_checked);
+	}
 }
 
 /**
@@ -3156,86 +3156,86 @@ 
 class EE_Environment_Config extends EE_Config_Base
 {
 
-    /**
-     * Hold any php environment variables that we want to track.
-     *
-     * @var stdClass;
-     */
-    public $php;
-
-
-    /**
-     *    constructor
-     */
-    public function __construct()
-    {
-        $this->php = new stdClass();
-        $this->_set_php_values();
-    }
-
-
-    /**
-     * This sets the php environment variables.
-     *
-     * @since 4.4.0
-     * @return void
-     */
-    protected function _set_php_values()
-    {
-        $this->php->max_input_vars = ini_get('max_input_vars');
-        $this->php->version = phpversion();
-    }
-
-
-    /**
-     * helper method for determining whether input_count is
-     * reaching the potential maximum the server can handle
-     * according to max_input_vars
-     *
-     * @param int   $input_count the count of input vars.
-     * @return array {
-     *                           An array that represents whether available space and if no available space the error
-     *                           message.
-     * @type bool   $has_space   whether more inputs can be added.
-     * @type string $msg         Any message to be displayed.
-     *                           }
-     */
-    public function max_input_vars_limit_check($input_count = 0)
-    {
-        if (! empty($this->php->max_input_vars)
-            && ($input_count >= $this->php->max_input_vars)
-        ) {
-            // check the server setting because the config value could be stale
-            $max_input_vars = ini_get('max_input_vars');
-            if ($input_count >= $max_input_vars) {
-                return sprintf(
-                    esc_html__(
-                        'The maximum number of inputs on this page has been exceeded. You cannot make edits to this page because of your server\'s PHP "max_input_vars" setting.%1$sThere are %2$d inputs and the maximum amount currently allowed by your server is %3$d.%1$sPlease contact your web host and ask them to raise the "max_input_vars" limit.',
-                        'event_espresso'
-                    ),
-                    '<br>',
-                    $input_count,
-                    $max_input_vars
-                );
-            } else {
-                return '';
-            }
-        } else {
-            return '';
-        }
-    }
-
-
-    /**
-     * The purpose of this method is just to force rechecking php values so if they've changed, they get updated.
-     *
-     * @since 4.4.1
-     * @return void
-     */
-    public function recheck_values()
-    {
-        $this->_set_php_values();
-    }
+	/**
+	 * Hold any php environment variables that we want to track.
+	 *
+	 * @var stdClass;
+	 */
+	public $php;
+
+
+	/**
+	 *    constructor
+	 */
+	public function __construct()
+	{
+		$this->php = new stdClass();
+		$this->_set_php_values();
+	}
+
+
+	/**
+	 * This sets the php environment variables.
+	 *
+	 * @since 4.4.0
+	 * @return void
+	 */
+	protected function _set_php_values()
+	{
+		$this->php->max_input_vars = ini_get('max_input_vars');
+		$this->php->version = phpversion();
+	}
+
+
+	/**
+	 * helper method for determining whether input_count is
+	 * reaching the potential maximum the server can handle
+	 * according to max_input_vars
+	 *
+	 * @param int   $input_count the count of input vars.
+	 * @return array {
+	 *                           An array that represents whether available space and if no available space the error
+	 *                           message.
+	 * @type bool   $has_space   whether more inputs can be added.
+	 * @type string $msg         Any message to be displayed.
+	 *                           }
+	 */
+	public function max_input_vars_limit_check($input_count = 0)
+	{
+		if (! empty($this->php->max_input_vars)
+			&& ($input_count >= $this->php->max_input_vars)
+		) {
+			// check the server setting because the config value could be stale
+			$max_input_vars = ini_get('max_input_vars');
+			if ($input_count >= $max_input_vars) {
+				return sprintf(
+					esc_html__(
+						'The maximum number of inputs on this page has been exceeded. You cannot make edits to this page because of your server\'s PHP "max_input_vars" setting.%1$sThere are %2$d inputs and the maximum amount currently allowed by your server is %3$d.%1$sPlease contact your web host and ask them to raise the "max_input_vars" limit.',
+						'event_espresso'
+					),
+					'<br>',
+					$input_count,
+					$max_input_vars
+				);
+			} else {
+				return '';
+			}
+		} else {
+			return '';
+		}
+	}
+
+
+	/**
+	 * The purpose of this method is just to force rechecking php values so if they've changed, they get updated.
+	 *
+	 * @since 4.4.1
+	 * @return void
+	 */
+	public function recheck_values()
+	{
+		$this->_set_php_values();
+	}
 }
 
 /**
@@ -3248,21 +3248,21 @@ 
 class EE_Tax_Config extends EE_Config_Base
 {
 
-    /*
+	/*
      * flag to indicate whether or not to display ticket prices with the taxes included
      *
      * @var boolean $prices_displayed_including_taxes
      */
-    public $prices_displayed_including_taxes;
+	public $prices_displayed_including_taxes;
 
 
-    /**
-     *    class constructor
-     */
-    public function __construct()
-    {
-        $this->prices_displayed_including_taxes = true;
-    }
+	/**
+	 *    class constructor
+	 */
+	public function __construct()
+	{
+		$this->prices_displayed_including_taxes = true;
+	}
 }
 
 /**
@@ -3276,19 +3276,19 @@ 
 class EE_Messages_Config extends EE_Config_Base
 {
 
-    /**
-     * This is an integer representing the deletion threshold in months for when old messages will get deleted.
-     * A value of 0 represents never deleting.  Default is 0.
-     *
-     * @var integer
-     */
-    public $delete_threshold;
+	/**
+	 * This is an integer representing the deletion threshold in months for when old messages will get deleted.
+	 * A value of 0 represents never deleting.  Default is 0.
+	 *
+	 * @var integer
+	 */
+	public $delete_threshold;
 
 
-    public function __construct()
-    {
-        $this->delete_threshold = 0;
-    }
+	public function __construct()
+	{
+		$this->delete_threshold = 0;
+	}
 }
 
 /**
@@ -3299,31 +3299,31 @@ 
 class EE_Gateway_Config extends EE_Config_Base
 {
 
-    /**
-     * Array with keys that are payment gateways slugs, and values are arrays
-     * with any config info the gateway wants to store
-     *
-     * @var array
-     */
-    public $payment_settings;
-
-    /**
-     * Where keys are gateway slugs, and values are booleans indicating whether or not
-     * the gateway is stored in the uploads directory
-     *
-     * @var array
-     */
-    public $active_gateways;
-
-
-    /**
-     *    class constructor
-     *
-     * @deprecated
-     */
-    public function __construct()
-    {
-        $this->payment_settings = array();
-        $this->active_gateways = array('Invoice' => false);
-    }
+	/**
+	 * Array with keys that are payment gateways slugs, and values are arrays
+	 * with any config info the gateway wants to store
+	 *
+	 * @var array
+	 */
+	public $payment_settings;
+
+	/**
+	 * Where keys are gateway slugs, and values are booleans indicating whether or not
+	 * the gateway is stored in the uploads directory
+	 *
+	 * @var array
+	 */
+	public $active_gateways;
+
+
+	/**
+	 *    class constructor
+	 *
+	 * @deprecated
+	 */
+	public function __construct()
+	{
+		$this->payment_settings = array();
+		$this->active_gateways = array('Invoice' => false);
+	}
 }

caffeinated/admin/extend/registration_form/Extend_Registration_Form_Admin_Page.core.php

Indentation +1433 added lines, -1433 removed lines

@@ -14,1437 +14,1437 @@
 class Extend_Registration_Form_Admin_Page extends Registration_Form_Admin_Page
 {
 
-    /**
-     * @param bool $routing indicate whether we want to just load the object and handle routing or just load the object.
-     */
-    public function __construct($routing = true)
-    {
-        define('REGISTRATION_FORM_CAF_ADMIN', EE_CORE_CAF_ADMIN_EXTEND . 'registration_form/');
-        define('REGISTRATION_FORM_CAF_ASSETS_PATH', REGISTRATION_FORM_CAF_ADMIN . 'assets/');
-        define('REGISTRATION_FORM_CAF_ASSETS_URL', EE_CORE_CAF_ADMIN_EXTEND_URL . 'registration_form/assets/');
-        define('REGISTRATION_FORM_CAF_TEMPLATE_PATH', REGISTRATION_FORM_CAF_ADMIN . 'templates/');
-        define('REGISTRATION_FORM_CAF_TEMPLATE_URL', EE_CORE_CAF_ADMIN_EXTEND_URL . 'registration_form/templates/');
-        parent::__construct($routing);
-    }
-
-
-    /**
-     * @return void
-     */
-    protected function _extend_page_config()
-    {
-        $this->_admin_base_path = REGISTRATION_FORM_CAF_ADMIN;
-        $qst_id = ! empty($this->_req_data['QST_ID']) && ! is_array($this->_req_data['QST_ID'])
-            ? $this->_req_data['QST_ID'] : 0;
-        $qsg_id = ! empty($this->_req_data['QSG_ID']) && ! is_array($this->_req_data['QSG_ID'])
-            ? $this->_req_data['QSG_ID'] : 0;
-
-        $new_page_routes = array(
-            'question_groups'    => array(
-                'func'       => '_question_groups_overview_list_table',
-                'capability' => 'ee_read_question_groups',
-            ),
-            'add_question'       => array(
-                'func'       => '_edit_question',
-                'capability' => 'ee_edit_questions',
-            ),
-            'insert_question'    => array(
-                'func'       => '_insert_or_update_question',
-                'args'       => array('new_question' => true),
-                'capability' => 'ee_edit_questions',
-                'noheader'   => true,
-            ),
-            'duplicate_question' => array(
-                'func'       => '_duplicate_question',
-                'capability' => 'ee_edit_questions',
-                'noheader'   => true,
-            ),
-            'trash_question'     => array(
-                'func'       => '_trash_question',
-                'capability' => 'ee_delete_question',
-                'obj_id'     => $qst_id,
-                'noheader'   => true,
-            ),
-
-            'restore_question' => array(
-                'func'       => '_trash_or_restore_questions',
-                'capability' => 'ee_delete_question',
-                'obj_id'     => $qst_id,
-                'args'       => array('trash' => false),
-                'noheader'   => true,
-            ),
-
-            'delete_question' => array(
-                'func'       => '_delete_question',
-                'capability' => 'ee_delete_question',
-                'obj_id'     => $qst_id,
-                'noheader'   => true,
-            ),
-
-            'trash_questions' => array(
-                'func'       => '_trash_or_restore_questions',
-                'capability' => 'ee_delete_questions',
-                'args'       => array('trash' => true),
-                'noheader'   => true,
-            ),
-
-            'restore_questions' => array(
-                'func'       => '_trash_or_restore_questions',
-                'capability' => 'ee_delete_questions',
-                'args'       => array('trash' => false),
-                'noheader'   => true,
-            ),
-
-            'delete_questions' => array(
-                'func'       => '_delete_questions',
-                'args'       => array(),
-                'capability' => 'ee_delete_questions',
-                'noheader'   => true,
-            ),
-
-            'add_question_group' => array(
-                'func'       => '_edit_question_group',
-                'capability' => 'ee_edit_question_groups',
-            ),
-
-            'edit_question_group' => array(
-                'func'       => '_edit_question_group',
-                'capability' => 'ee_edit_question_group',
-                'obj_id'     => $qsg_id,
-                'args'       => array('edit'),
-            ),
-
-            'delete_question_groups' => array(
-                'func'       => '_delete_question_groups',
-                'capability' => 'ee_delete_question_groups',
-                'noheader'   => true,
-            ),
-
-            'delete_question_group' => array(
-                'func'       => '_delete_question_groups',
-                'capability' => 'ee_delete_question_group',
-                'obj_id'     => $qsg_id,
-                'noheader'   => true,
-            ),
-
-            'trash_question_group' => array(
-                'func'       => '_trash_or_restore_question_groups',
-                'args'       => array('trash' => true),
-                'capability' => 'ee_delete_question_group',
-                'obj_id'     => $qsg_id,
-                'noheader'   => true,
-            ),
-
-            'restore_question_group' => array(
-                'func'       => '_trash_or_restore_question_groups',
-                'args'       => array('trash' => false),
-                'capability' => 'ee_delete_question_group',
-                'obj_id'     => $qsg_id,
-                'noheader'   => true,
-            ),
-
-            'insert_question_group' => array(
-                'func'       => '_insert_or_update_question_group',
-                'args'       => array('new_question_group' => true),
-                'capability' => 'ee_edit_question_groups',
-                'noheader'   => true,
-            ),
-
-            'update_question_group' => array(
-                'func'       => '_insert_or_update_question_group',
-                'args'       => array('new_question_group' => false),
-                'capability' => 'ee_edit_question_group',
-                'obj_id'     => $qsg_id,
-                'noheader'   => true,
-            ),
-
-            'trash_question_groups' => array(
-                'func'       => '_trash_or_restore_question_groups',
-                'args'       => array('trash' => true),
-                'capability' => 'ee_delete_question_groups',
-                'noheader'   => array('trash' => false),
-            ),
-
-            'restore_question_groups' => array(
-                'func'       => '_trash_or_restore_question_groups',
-                'args'       => array('trash' => false),
-                'capability' => 'ee_delete_question_groups',
-                'noheader'   => true,
-            ),
-
-
-            'espresso_update_question_group_order' => array(
-                'func'       => 'update_question_group_order',
-                'capability' => 'ee_edit_question_groups',
-                'noheader'   => true,
-            ),
-
-            'view_reg_form_settings' => array(
-                'func'       => '_reg_form_settings',
-                'capability' => 'manage_options',
-            ),
-
-            'update_reg_form_settings' => array(
-                'func'       => '_update_reg_form_settings',
-                'capability' => 'manage_options',
-                'noheader'   => true,
-            ),
-        );
-        $this->_page_routes = array_merge($this->_page_routes, $new_page_routes);
-
-        $new_page_config = array(
-
-            'question_groups' => array(
-                'nav'           => array(
-                    'label' => esc_html__('Question Groups', 'event_espresso'),
-                    'order' => 20,
-                ),
-                'list_table'    => 'Registration_Form_Question_Groups_Admin_List_Table',
-                'help_tabs'     => array(
-                    'registration_form_question_groups_help_tab'                           => array(
-                        'title'    => esc_html__('Question Groups', 'event_espresso'),
-                        'filename' => 'registration_form_question_groups',
-                    ),
-                    'registration_form_question_groups_table_column_headings_help_tab'     => array(
-                        'title'    => esc_html__('Question Groups Table Column Headings', 'event_espresso'),
-                        'filename' => 'registration_form_question_groups_table_column_headings',
-                    ),
-                    'registration_form_question_groups_views_bulk_actions_search_help_tab' => array(
-                        'title'    => esc_html__('Question Groups Views & Bulk Actions & Search', 'event_espresso'),
-                        'filename' => 'registration_form_question_groups_views_bulk_actions_search',
-                    ),
-                ),
-                'help_tour'     => array('Registration_Form_Question_Groups_Help_Tour'),
-                'metaboxes'     => $this->_default_espresso_metaboxes,
-                'require_nonce' => false,
-                'qtips'         => array(
-                    'EE_Registration_Form_Tips',
-                ),
-            ),
-
-            'add_question' => array(
-                'nav'           => array(
-                    'label'      => esc_html__('Add Question', 'event_espresso'),
-                    'order'      => 5,
-                    'persistent' => false,
-                ),
-                'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
-                'help_tabs'     => array(
-                    'registration_form_add_question_help_tab' => array(
-                        'title'    => esc_html__('Add Question', 'event_espresso'),
-                        'filename' => 'registration_form_add_question',
-                    ),
-                ),
-                'help_tour'     => array('Registration_Form_Add_Question_Help_Tour'),
-                'require_nonce' => false,
-            ),
-
-            'add_question_group' => array(
-                'nav'           => array(
-                    'label'      => esc_html__('Add Question Group', 'event_espresso'),
-                    'order'      => 5,
-                    'persistent' => false,
-                ),
-                'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
-                'help_tabs'     => array(
-                    'registration_form_add_question_group_help_tab' => array(
-                        'title'    => esc_html__('Add Question Group', 'event_espresso'),
-                        'filename' => 'registration_form_add_question_group',
-                    ),
-                ),
-                'help_tour'     => array('Registration_Form_Add_Question_Group_Help_Tour'),
-                'require_nonce' => false,
-            ),
-
-            'edit_question_group' => array(
-                'nav'           => array(
-                    'label'      => esc_html__('Edit Question Group', 'event_espresso'),
-                    'order'      => 5,
-                    'persistent' => false,
-                    'url'        => isset($this->_req_data['question_group_id']) ? add_query_arg(
-                        array('question_group_id' => $this->_req_data['question_group_id']),
-                        $this->_current_page_view_url
-                    ) : $this->_admin_base_url,
-                ),
-                'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
-                'help_tabs'     => array(
-                    'registration_form_edit_question_group_help_tab' => array(
-                        'title'    => esc_html__('Edit Question Group', 'event_espresso'),
-                        'filename' => 'registration_form_edit_question_group',
-                    ),
-                ),
-                'help_tour'     => array('Registration_Form_Edit_Question_Group_Help_Tour'),
-                'require_nonce' => false,
-            ),
-
-            'view_reg_form_settings' => array(
-                'nav'           => array(
-                    'label' => esc_html__('Reg Form Settings', 'event_espresso'),
-                    'order' => 40,
-                ),
-                'labels'        => array(
-                    'publishbox' => esc_html__('Update Settings', 'event_espresso'),
-                ),
-                'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
-                'help_tabs'     => array(
-                    'registration_form_reg_form_settings_help_tab' => array(
-                        'title'    => esc_html__('Registration Form Settings', 'event_espresso'),
-                        'filename' => 'registration_form_reg_form_settings',
-                    ),
-                ),
-                'help_tour'     => array('Registration_Form_Settings_Help_Tour'),
-                'require_nonce' => false,
-            ),
-
-        );
-        $this->_page_config = array_merge($this->_page_config, $new_page_config);
-
-        // change the list table we're going to use so it's the NEW list table!
-        $this->_page_config['default']['list_table'] = 'Extend_Registration_Form_Questions_Admin_List_Table';
-
-
-        // additional labels
-        $new_labels = array(
-            'add_question'          => esc_html__('Add New Question', 'event_espresso'),
-            'delete_question'       => esc_html__('Delete Question', 'event_espresso'),
-            'add_question_group'    => esc_html__('Add New Question Group', 'event_espresso'),
-            'edit_question_group'   => esc_html__('Edit Question Group', 'event_espresso'),
-            'delete_question_group' => esc_html__('Delete Question Group', 'event_espresso'),
-        );
-        $this->_labels['buttons'] = array_merge($this->_labels['buttons'], $new_labels);
-    }
-
-
-    /**
-     * @return void
-     */
-    protected function _ajax_hooks()
-    {
-        add_action('wp_ajax_espresso_update_question_group_order', array($this, 'update_question_group_order'));
-    }
-
-
-    /**
-     * @return void
-     */
-    public function load_scripts_styles_question_groups()
-    {
-        wp_enqueue_script('espresso_ajax_table_sorting');
-    }
-
-
-    /**
-     * @return void
-     */
-    public function load_scripts_styles_add_question_group()
-    {
-        $this->load_scripts_styles_forms();
-        $this->load_sortable_question_script();
-    }
-
-
-    /**
-     * @return void
-     */
-    public function load_scripts_styles_edit_question_group()
-    {
-        $this->load_scripts_styles_forms();
-        $this->load_sortable_question_script();
-    }
-
-
-    /**
-     * registers and enqueues script for questions
-     *
-     * @return void
-     */
-    public function load_sortable_question_script()
-    {
-        wp_register_script(
-            'ee-question-sortable',
-            REGISTRATION_FORM_CAF_ASSETS_URL . 'ee_question_order.js',
-            array('jquery-ui-sortable'),
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-        wp_enqueue_script('ee-question-sortable');
-    }
-
-
-    /**
-     * @return void
-     */
-    protected function _set_list_table_views_default()
-    {
-        $this->_views = array(
-            'all' => array(
-                'slug'        => 'all',
-                'label'       => esc_html__('View All Questions', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => array(
-                    'trash_questions' => esc_html__('Trash', 'event_espresso'),
-                ),
-            ),
-        );
-
-        if (EE_Registry::instance()->CAP->current_user_can(
-            'ee_delete_questions',
-            'espresso_registration_form_trash_questions'
-        )
-        ) {
-            $this->_views['trash'] = array(
-                'slug'        => 'trash',
-                'label'       => esc_html__('Trash', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => array(
-                    'delete_questions'  => esc_html__('Delete Permanently', 'event_espresso'),
-                    'restore_questions' => esc_html__('Restore', 'event_espresso'),
-                ),
-            );
-        }
-    }
-
-
-    /**
-     * @return void
-     */
-    protected function _set_list_table_views_question_groups()
-    {
-        $this->_views = array(
-            'all' => array(
-                'slug'        => 'all',
-                'label'       => esc_html__('All', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => array(
-                    'trash_question_groups' => esc_html__('Trash', 'event_espresso'),
-                ),
-            ),
-        );
-
-        if (EE_Registry::instance()->CAP->current_user_can(
-            'ee_delete_question_groups',
-            'espresso_registration_form_trash_question_groups'
-        )
-        ) {
-            $this->_views['trash'] = array(
-                'slug'        => 'trash',
-                'label'       => esc_html__('Trash', 'event_espresso'),
-                'count'       => 0,
-                'bulk_action' => array(
-                    'delete_question_groups'  => esc_html__('Delete Permanently', 'event_espresso'),
-                    'restore_question_groups' => esc_html__('Restore', 'event_espresso'),
-                ),
-            );
-        }
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _questions_overview_list_table()
-    {
-        $this->_admin_page_title .= ' ' . $this->get_action_link_or_button(
-            'add_question',
-            'add_question',
-            array(),
-            'add-new-h2'
-        );
-        parent::_questions_overview_list_table();
-    }
-
-
-    /**
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _question_groups_overview_list_table()
-    {
-        $this->_search_btn_label = esc_html__('Question Groups', 'event_espresso');
-        $this->_admin_page_title .= ' ' . $this->get_action_link_or_button(
-            'add_question_group',
-            'add_question_group',
-            array(),
-            'add-new-h2'
-        );
-        $this->display_admin_list_table_page_with_sidebar();
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _delete_question()
-    {
-        $success = $this->_delete_items($this->_question_model);
-        $this->_redirect_after_action(
-            $success,
-            $this->_question_model->item_name($success),
-            'deleted',
-            array('action' => 'default', 'status' => 'all')
-        );
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _delete_questions()
-    {
-        $success = $this->_delete_items($this->_question_model);
-        $this->_redirect_after_action(
-            $success,
-            $this->_question_model->item_name($success),
-            'deleted permanently',
-            array('action' => 'default', 'status' => 'trash')
-        );
-    }
-
-
-    /**
-     * Performs the deletion of a single or multiple questions or question groups.
-     *
-     * @param EEM_Soft_Delete_Base $model
-     * @return int number of items deleted permanently
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _delete_items(EEM_Soft_Delete_Base $model)
-    {
-        $success = 0;
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
-            // if array has more than one element than success message should be plural
-            $success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
-            // cycle thru bulk action checkboxes
-            while (list($ID, $value) = each($this->_req_data['checkbox'])) {
-                if (! $this->_delete_item($ID, $model)) {
-                    $success = 0;
-                }
-            }
-        } elseif (! empty($this->_req_data['QSG_ID'])) {
-            $success = $this->_delete_item($this->_req_data['QSG_ID'], $model);
-        } elseif (! empty($this->_req_data['QST_ID'])) {
-            $success = $this->_delete_item($this->_req_data['QST_ID'], $model);
-        } else {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        "No Questions or Question Groups were selected for deleting. This error usually shows when you've attempted to delete via bulk action but there were no selections.",
-                        "event_espresso"
-                    )
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-        return $success;
-    }
-
-
-    /**
-     * Deletes the specified question (and its associated question options) or question group
-     *
-     * @param int                  $id
-     * @param EEM_Soft_Delete_Base $model
-     * @return boolean
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _delete_item($id, $model)
-    {
-        if ($model instanceof EEM_Question) {
-            EEM_Question_Option::instance()->delete_permanently(array(array('QST_ID' => absint($id))));
-        }
-        return $model->delete_permanently_by_ID(absint($id));
-    }
-
-
-    /******************************    QUESTION GROUPS    ******************************/
-
-
-    /**
-     * @param string $type
-     * @return void
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _edit_question_group($type = 'add')
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $ID = isset($this->_req_data['QSG_ID']) && ! empty($this->_req_data['QSG_ID'])
-            ? absint($this->_req_data['QSG_ID'])
-            : false;
-
-        switch ($this->_req_action) {
-            case 'add_question_group':
-                $this->_admin_page_title = esc_html__('Add Question Group', 'event_espresso');
-                break;
-            case 'edit_question_group':
-                $this->_admin_page_title = esc_html__('Edit Question Group', 'event_espresso');
-                break;
-            default:
-                $this->_admin_page_title = ucwords(str_replace('_', ' ', $this->_req_action));
-        }
-        // add ID to title if editing
-        $this->_admin_page_title = $ID ? $this->_admin_page_title . ' # ' . $ID : $this->_admin_page_title;
-        if ($ID) {
-            /** @var EE_Question_Group $questionGroup */
-            $questionGroup = $this->_question_group_model->get_one_by_ID($ID);
-            $additional_hidden_fields = array('QSG_ID' => array('type' => 'hidden', 'value' => $ID));
-            $this->_set_add_edit_form_tags('update_question_group', $additional_hidden_fields);
-        } else {
-            /** @var EE_Question_Group $questionGroup */
-            $questionGroup = EEM_Question_Group::instance()->create_default_object();
-            $questionGroup->set_order_to_latest();
-            $this->_set_add_edit_form_tags('insert_question_group');
-        }
-        $this->_template_args['values'] = $this->_yes_no_values;
-        $this->_template_args['all_questions'] = $questionGroup->questions_in_and_not_in_group();
-        $this->_template_args['QSG_ID'] = $ID ? $ID : true;
-        $this->_template_args['question_group'] = $questionGroup;
-
-        $redirect_URL = add_query_arg(array('action' => 'question_groups'), $this->_admin_base_url);
-        $this->_set_publish_post_box_vars('id', $ID, false, $redirect_URL);
-        $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-            REGISTRATION_FORM_CAF_TEMPLATE_PATH . 'question_groups_main_meta_box.template.php',
-            $this->_template_args,
-            true
-        );
-
-        // the details template wrapper
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _delete_question_groups()
-    {
-        $success = $this->_delete_items($this->_question_group_model);
-        $this->_redirect_after_action(
-            $success,
-            $this->_question_group_model->item_name($success),
-            'deleted permanently',
-            array('action' => 'question_groups', 'status' => 'trash')
-        );
-    }
-
-
-    /**
-     * @param bool $new_question_group
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _insert_or_update_question_group($new_question_group = true)
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        $set_column_values = $this->_set_column_values_for($this->_question_group_model);
-        if ($new_question_group) {
-            // make sure identifier is unique
-            $identifier_value = isset($set_column_values['QSG_identifier']) ? $set_column_values['QSG_identifier'] : '';
-            $identifier_exists = ! empty($identifier_value)
-                ? $this->_question_group_model->count([['QSG_identifier' => $set_column_values['QSG_identifier']]]) > 0
-                : false;
-            if ($identifier_exists) {
-                $set_column_values['QSG_identifier'] .= uniqid('id', true);
-            }
-            $QSG_ID = $this->_question_group_model->insert($set_column_values);
-            $success = $QSG_ID ? 1 : 0;
-            if ($success === 0) {
-                EE_Error::add_error(
-                    esc_html__('Something went wrong saving the question group.', 'event_espresso'),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                $this->_redirect_after_action(
-                    false,
-                    '',
-                    '',
-                    array('action' => 'edit_question_group', 'QSG_ID' => $QSG_ID),
-                    true
-                );
-            }
-        } else {
-            $QSG_ID = absint($this->_req_data['QSG_ID']);
-            unset($set_column_values['QSG_ID']);
-            $success = $this->_question_group_model->update($set_column_values, array(array('QSG_ID' => $QSG_ID)));
-        }
-
-        $phone_question_id = EEM_Question::instance()->get_Question_ID_from_system_string(
-            EEM_Attendee::system_question_phone
-        );
-        // update the existing related questions
-        // BUT FIRST...  delete the phone question from the Question_Group_Question
-        // if it is being added to this question group (therefore removed from the existing group)
-        if (isset($this->_req_data['questions'], $this->_req_data['questions'][ $phone_question_id ])) {
-            // delete where QST ID = system phone question ID and Question Group ID is NOT this group
-            EEM_Question_Group_Question::instance()->delete(
-                array(
-                    array(
-                        'QST_ID' => $phone_question_id,
-                        'QSG_ID' => array('!=', $QSG_ID),
-                    ),
-                )
-            );
-        }
-        /** @type EE_Question_Group $question_group */
-        $question_group = $this->_question_group_model->get_one_by_ID($QSG_ID);
-        $questions = $question_group->questions();
-        // make sure system phone question is added to list of questions for this group
-        if (! isset($questions[ $phone_question_id ])) {
-            $questions[ $phone_question_id ] = EEM_Question::instance()->get_one_by_ID($phone_question_id);
-        }
-
-        foreach ($questions as $question_ID => $question) {
-            // first we always check for order.
-            if (! empty($this->_req_data['question_orders'][ $question_ID ])) {
-                // update question order
-                $question_group->update_question_order(
-                    $question_ID,
-                    $this->_req_data['question_orders'][ $question_ID ]
-                );
-            }
-
-            // then we always check if adding or removing.
-            if (isset($this->_req_data['questions'], $this->_req_data['questions'][ $question_ID ])) {
-                $question_group->add_question($question_ID);
-            } else {
-                // not found, remove it (but only if not a system question for the personal group
-                // with the exception of lname system question - we allow removal of it)
-                if (in_array(
-                    $question->system_ID(),
-                    EEM_Question::instance()->required_system_questions_in_system_question_group(
-                        $question_group->system_group()
-                    )
-                )) {
-                    continue;
-                } else {
-                    $question_group->remove_question($question_ID);
-                }
-            }
-        }
-        // save new related questions
-        if (isset($this->_req_data['questions'])) {
-            foreach ($this->_req_data['questions'] as $QST_ID) {
-                $question_group->add_question($QST_ID);
-                if (isset($this->_req_data['question_orders'][ $QST_ID ])) {
-                    $question_group->update_question_order($QST_ID, $this->_req_data['question_orders'][ $QST_ID ]);
-                }
-            }
-        }
-
-        if ($success !== false) {
-            $msg = $new_question_group
-                ? sprintf(
-                    esc_html__('The %s has been created', 'event_espresso'),
-                    $this->_question_group_model->item_name()
-                )
-                : sprintf(
-                    esc_html__(
-                        'The %s has been updated',
-                        'event_espresso'
-                    ),
-                    $this->_question_group_model->item_name()
-                );
-            EE_Error::add_success($msg);
-        }
-        $this->_redirect_after_action(
-            false,
-            '',
-            '',
-            array('action' => 'edit_question_group', 'QSG_ID' => $QSG_ID),
-            true
-        );
-    }
-
-
-    /**
-     * duplicates a question and all its question options and redirects to the new question.
-     *
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function _duplicate_question()
-    {
-        $question_ID = (int) $this->_req_data['QST_ID'];
-        $question = EEM_Question::instance()->get_one_by_ID($question_ID);
-        if ($question instanceof EE_Question) {
-            $new_question = $question->duplicate();
-            if ($new_question instanceof EE_Question) {
-                $this->_redirect_after_action(
-                    true,
-                    esc_html__('Question', 'event_espresso'),
-                    esc_html__('Duplicated', 'event_espresso'),
-                    array('action' => 'edit_question', 'QST_ID' => $new_question->ID()),
-                    true
-                );
-            } else {
-                global $wpdb;
-                EE_Error::add_error(
-                    sprintf(
-                        esc_html__(
-                            'Could not duplicate question with ID %1$d because: %2$s',
-                            'event_espresso'
-                        ),
-                        $question_ID,
-                        $wpdb->last_error
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                $this->_redirect_after_action(false, '', '', array('action' => 'default'), false);
-            }
-        } else {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'Could not duplicate question with ID %d because it didn\'t exist!',
-                        'event_espresso'
-                    ),
-                    $question_ID
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            $this->_redirect_after_action(false, '', '', array('action' => 'default'), false);
-        }
-    }
-
-
-    /**
-     * @param bool $trash
-     * @throws EE_Error
-     */
-    protected function _trash_or_restore_question_groups($trash = true)
-    {
-        $this->_trash_or_restore_items($this->_question_group_model, $trash);
-    }
-
-
-    /**
-     *_trash_question
-     *
-     * @return void
-     * @throws EE_Error
-     */
-    protected function _trash_question()
-    {
-        $success = $this->_question_model->delete_by_ID((int) $this->_req_data['QST_ID']);
-        $query_args = array('action' => 'default', 'status' => 'all');
-        $this->_redirect_after_action($success, $this->_question_model->item_name($success), 'trashed', $query_args);
-    }
-
-
-    /**
-     * @param bool $trash
-     * @throws EE_Error
-     */
-    protected function _trash_or_restore_questions($trash = true)
-    {
-        $this->_trash_or_restore_items($this->_question_model, $trash);
-    }
-
-
-    /**
-     * Internally used to delete or restore items, using the request data. Meant to be
-     * flexible between question or question groups
-     *
-     * @param EEM_Soft_Delete_Base $model
-     * @param boolean              $trash whether to trash or restore
-     * @throws EE_Error
-     */
-    private function _trash_or_restore_items(EEM_Soft_Delete_Base $model, $trash = true)
-    {
-
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-
-        $success = 1;
-        // Checkboxes
-        // echo "trash $trash";
-        // var_dump($this->_req_data['checkbox']);die;
-        if (isset($this->_req_data['checkbox'])) {
-            if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
-                // if array has more than one element than success message should be plural
-                $success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
-                // cycle thru bulk action checkboxes
-                while (list($ID, $value) = each($this->_req_data['checkbox'])) {
-                    if (! $model->delete_or_restore_by_ID($trash, absint($ID))) {
-                        $success = 0;
-                    }
-                }
-            } else {
-                // grab single id and delete
-                $ID = absint($this->_req_data['checkbox']);
-                if (! $model->delete_or_restore_by_ID($trash, $ID)) {
-                    $success = 0;
-                }
-            }
-        } else {
-            // delete via trash link
-            // grab single id and delete
-            $ID = absint($this->_req_data[ $model->primary_key_name() ]);
-            if (! $model->delete_or_restore_by_ID($trash, $ID)) {
-                $success = 0;
-            }
-        }
-
-
-        $action = $model instanceof EEM_Question ? 'default' : 'question_groups';// strtolower( $model->item_name(2) );
-        // echo "action :$action";
-        // $action = 'questions' ? 'default' : $action;
-        if ($trash) {
-            $action_desc = 'trashed';
-            $status = 'trash';
-        } else {
-            $action_desc = 'restored';
-            $status = 'all';
-        }
-        $this->_redirect_after_action(
-            $success,
-            $model->item_name($success),
-            $action_desc,
-            array('action' => $action, 'status' => $status)
-        );
-    }
-
-
-    /**
-     * @param            $per_page
-     * @param int        $current_page
-     * @param bool|false $count
-     * @return EE_Soft_Delete_Base_Class[]|int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function get_trashed_questions($per_page, $current_page = 1, $count = false)
-    {
-        $query_params = $this->get_query_params(EEM_Question::instance(), $per_page, $current_page);
-
-        if ($count) {
-            // note: this a subclass of EEM_Soft_Delete_Base, so this is actually only getting non-trashed items
-            $where = isset($query_params[0]) ? array($query_params[0]) : array();
-            $results = $this->_question_model->count_deleted($where);
-        } else {
-            // note: this a subclass of EEM_Soft_Delete_Base, so this is actually only getting non-trashed items
-            $results = $this->_question_model->get_all_deleted($query_params);
-        }
-        return $results;
-    }
-
-
-    /**
-     * @param            $per_page
-     * @param int        $current_page
-     * @param bool|false $count
-     * @return EE_Soft_Delete_Base_Class[]|int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function get_question_groups($per_page, $current_page = 1, $count = false)
-    {
-        $questionGroupModel = EEM_Question_Group::instance();
-        $query_params = $this->get_query_params($questionGroupModel, $per_page, $current_page);
-        if ($count) {
-            $where = isset($query_params[0]) ? array($query_params[0]) : array();
-            $results = $questionGroupModel->count($where);
-        } else {
-            $results = $questionGroupModel->get_all($query_params);
-        }
-        return $results;
-    }
-
-
-    /**
-     * @param      $per_page
-     * @param int  $current_page
-     * @param bool $count
-     * @return EE_Soft_Delete_Base_Class[]|int
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function get_trashed_question_groups($per_page, $current_page = 1, $count = false)
-    {
-        $questionGroupModel = EEM_Question_Group::instance();
-        $query_params = $this->get_query_params($questionGroupModel, $per_page, $current_page);
-        if ($count) {
-            $where = isset($query_params[0]) ? array($query_params[0]) : array();
-            $query_params['limit'] = null;
-            $results = $questionGroupModel->count_deleted($where);
-        } else {
-            $results = $questionGroupModel->get_all_deleted($query_params);
-        }
-        return $results;
-    }
-
-
-    /**
-     * method for performing updates to question order
-     *
-     * @return void results array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function update_question_group_order()
-    {
-
-        $success = esc_html__('Question group order was updated successfully.', 'event_espresso');
-
-        // grab our row IDs
-        $row_ids = isset($this->_req_data['row_ids']) && ! empty($this->_req_data['row_ids'])
-            ? explode(',', rtrim($this->_req_data['row_ids'], ','))
-            : array();
-
-        $perpage = ! empty($this->_req_data['perpage'])
-            ? (int) $this->_req_data['perpage']
-            : null;
-        $curpage = ! empty($this->_req_data['curpage'])
-            ? (int) $this->_req_data['curpage']
-            : null;
-
-        if (! empty($row_ids)) {
-            // figure out where we start the row_id count at for the current page.
-            $qsgcount = empty($curpage) ? 0 : ($curpage - 1) * $perpage;
-
-            $row_count = count($row_ids);
-            for ($i = 0; $i < $row_count; $i++) {
-                // Update the questions when re-ordering
-                $updated = EEM_Question_Group::instance()->update(
-                    array('QSG_order' => $qsgcount),
-                    array(array('QSG_ID' => $row_ids[ $i ]))
-                );
-                if ($updated === false) {
-                    $success = false;
-                }
-                $qsgcount++;
-            }
-        } else {
-            $success = false;
-        }
-
-        $errors = ! $success
-            ? esc_html__('An error occurred. The question group order was not updated.', 'event_espresso')
-            : false;
-
-        echo wp_json_encode(array('return_data' => false, 'success' => $success, 'errors' => $errors));
-        die();
-    }
-
-
-
-    /***************************************       REGISTRATION SETTINGS       ***************************************/
-
-
-    /**
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _reg_form_settings()
-    {
-        $this->_template_args['values'] = $this->_yes_no_values;
-        add_action(
-            'AHEE__Extend_Registration_Form_Admin_Page___reg_form_settings_template',
-            array($this, 'email_validation_settings_form'),
-            2
-        );
-        add_action(
-            'AHEE__Extend_Registration_Form_Admin_Page___reg_form_settings_template',
-            array($this, 'copy_attendee_info_settings_form'),
-            4
-        );
-        $this->_template_args = (array) apply_filters(
-            'FHEE__Extend_Registration_Form_Admin_Page___reg_form_settings___template_args',
-            $this->_template_args
-        );
-        $this->_set_add_edit_form_tags('update_reg_form_settings');
-        $this->_set_publish_post_box_vars(null, false, false, null, false);
-        $this->_template_args['admin_page_content'] = EEH_Template::display_template(
-            REGISTRATION_FORM_CAF_TEMPLATE_PATH . 'reg_form_settings.template.php',
-            $this->_template_args,
-            true
-        );
-        $this->display_admin_page_with_sidebar();
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    protected function _update_reg_form_settings()
-    {
-        EE_Registry::instance()->CFG->registration = $this->update_email_validation_settings_form(
-            EE_Registry::instance()->CFG->registration
-        );
-        EE_Registry::instance()->CFG->registration = $this->update_copy_attendee_info_settings_form(
-            EE_Registry::instance()->CFG->registration
-        );
-        EE_Registry::instance()->CFG->registration = apply_filters(
-            'FHEE__Extend_Registration_Form_Admin_Page___update_reg_form_settings__CFG_registration',
-            EE_Registry::instance()->CFG->registration
-        );
-        $success = $this->_update_espresso_configuration(
-            esc_html__('Registration Form Options', 'event_espresso'),
-            EE_Registry::instance()->CFG,
-            __FILE__,
-            __FUNCTION__,
-            __LINE__
-        );
-        $this->_redirect_after_action(
-            $success,
-            esc_html__('Registration Form Options', 'event_espresso'),
-            'updated',
-            array('action' => 'view_reg_form_settings')
-        );
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function copy_attendee_info_settings_form()
-    {
-        echo $this->_copy_attendee_info_settings_form()->get_html();
-    }
-
-    /**
-     * _copy_attendee_info_settings_form
-     *
-     * @access protected
-     * @return EE_Form_Section_Proper
-     * @throws \EE_Error
-     */
-    protected function _copy_attendee_info_settings_form()
-    {
-        return new EE_Form_Section_Proper(
-            array(
-                'name'            => 'copy_attendee_info_settings',
-                'html_id'         => 'copy_attendee_info_settings',
-                'layout_strategy' => new EE_Admin_Two_Column_Layout(),
-                'subsections'     => apply_filters(
-                    'FHEE__Extend_Registration_Form_Admin_Page___copy_attendee_info_settings_form__form_subsections',
-                    array(
-                        'copy_attendee_info_hdr'   => new EE_Form_Section_HTML(
-                            EEH_HTML::h2(esc_html__('Copy Attendee Info Settings', 'event_espresso'))
-                        ),
-                        'copy_attendee_info' => new EE_Yes_No_Input(
-                            array(
-                                'html_label_text' => esc_html__(
-                                    'Allow copy #1 attendee info to extra attendees?',
-                                    'event_espresso'
-                                ),
-                                'html_help_text'  => esc_html__(
-                                    'Set to yes if you want to enable the copy of #1 attendee info to extra attendees at Registration Form.',
-                                    'event_espresso'
-                                ),
-                                'default'         => EE_Registry::instance()->CFG->registration->copyAttendeeInfo(),
-                                'required'        => false,
-                                'display_html_label_text' => false,
-                            )
-                        ),
-                    )
-                ),
-            )
-        );
-    }
-
-    /**
-     * @param EE_Registration_Config $EE_Registration_Config
-     * @return EE_Registration_Config
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function update_copy_attendee_info_settings_form(EE_Registration_Config $EE_Registration_Config)
-    {
-        $prev_copy_attendee_info = $EE_Registration_Config->copyAttendeeInfo();
-        try {
-            $copy_attendee_info_settings_form = $this->_copy_attendee_info_settings_form();
-            // if not displaying a form, then check for form submission
-            if ($copy_attendee_info_settings_form->was_submitted()) {
-                // capture form data
-                $copy_attendee_info_settings_form->receive_form_submission();
-                // validate form data
-                if ($copy_attendee_info_settings_form->is_valid()) {
-                    // grab validated data from form
-                    $valid_data = $copy_attendee_info_settings_form->valid_data();
-                    if (isset($valid_data['copy_attendee_info'])) {
-                        $EE_Registration_Config->setCopyAttendeeInfo($valid_data['copy_attendee_info']);
-                    } else {
-                        EE_Error::add_error(
-                            esc_html__(
-                                'Invalid or missing Copy Attendee Info settings. Please refresh the form and try again.',
-                                'event_espresso'
-                            ),
-                            __FILE__,
-                            __FUNCTION__,
-                            __LINE__
-                        );
-                    }
-                } else {
-                    if ($copy_attendee_info_settings_form->submission_error_message() !== '') {
-                        EE_Error::add_error(
-                            $copy_attendee_info_settings_form->submission_error_message(),
-                            __FILE__,
-                            __FUNCTION__,
-                            __LINE__
-                        );
-                    }
-                }
-            }
-        } catch (EE_Error $e) {
-            $e->get_error();
-        }
-        return $EE_Registration_Config;
-    }
-
-
-    /**
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function email_validation_settings_form()
-    {
-        echo $this->_email_validation_settings_form()->get_html();
-    }
-
-
-    /**
-     * _email_validation_settings_form
-     *
-     * @access protected
-     * @return EE_Form_Section_Proper
-     * @throws \EE_Error
-     */
-    protected function _email_validation_settings_form()
-    {
-        return new EE_Form_Section_Proper(
-            array(
-                'name'            => 'email_validation_settings',
-                'html_id'         => 'email_validation_settings',
-                'layout_strategy' => new EE_Admin_Two_Column_Layout(),
-                'subsections'     => apply_filters(
-                    'FHEE__Extend_Registration_Form_Admin_Page___email_validation_settings_form__form_subsections',
-                    array(
-                        'email_validation_hdr'   => new EE_Form_Section_HTML(
-                            EEH_HTML::h2(esc_html__('Email Validation Settings', 'event_espresso'))
-                        ),
-                        'email_validation_level' => new EE_Select_Input(
-                            array(
-                                'basic'      => esc_html__('Basic', 'event_espresso'),
-                                'wp_default' => esc_html__('WordPress Default', 'event_espresso'),
-                                'i18n'       => esc_html__('International', 'event_espresso'),
-                                'i18n_dns'   => esc_html__('International + DNS Check', 'event_espresso'),
-                            ),
-                            array(
-                                'html_label_text' => esc_html__('Email Validation Level', 'event_espresso')
-                                                     . EEH_Template::get_help_tab_link('email_validation_info'),
-                                'html_help_text'  => esc_html__(
-                                    'These levels range from basic validation ( ie: text@text.text ) to more advanced checks against international email addresses (ie: üñîçøðé@example.com ) with additional MX and A record checks to confirm the domain actually exists. More information on on each level can be found within the help section.',
-                                    'event_espresso'
-                                ),
-                                'default'         => isset(
-                                    EE_Registry::instance()->CFG->registration->email_validation_level
-                                )
-                                    ? EE_Registry::instance()->CFG->registration->email_validation_level
-                                    : 'wp_default',
-                                'required'        => false,
-                            )
-                        ),
-                    )
-                ),
-            )
-        );
-    }
-
-
-    /**
-     * @param EE_Registration_Config $EE_Registration_Config
-     * @return EE_Registration_Config
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function update_email_validation_settings_form(EE_Registration_Config $EE_Registration_Config)
-    {
-        $prev_email_validation_level = $EE_Registration_Config->email_validation_level;
-        try {
-            $email_validation_settings_form = $this->_email_validation_settings_form();
-            // if not displaying a form, then check for form submission
-            if ($email_validation_settings_form->was_submitted()) {
-                // capture form data
-                $email_validation_settings_form->receive_form_submission();
-                // validate form data
-                if ($email_validation_settings_form->is_valid()) {
-                    // grab validated data from form
-                    $valid_data = $email_validation_settings_form->valid_data();
-                    if (isset($valid_data['email_validation_level'])) {
-                        $email_validation_level = $valid_data['email_validation_level'];
-                        // now if they want to use international email addresses
-                        if ($email_validation_level === 'i18n' || $email_validation_level === 'i18n_dns') {
-                            // in case we need to reset their email validation level,
-                            // make sure that the previous value wasn't already set to one of the i18n options.
-                            if ($prev_email_validation_level === 'i18n' || $prev_email_validation_level === 'i18n_dns') {
-                                // if so, then reset it back to "basic" since that is the only other option that,
-                                // despite offering poor validation, supports i18n email addresses
-                                $prev_email_validation_level = 'basic';
-                            }
-                            // confirm our i18n email validation will work on the server
-                            if (! $this->_verify_pcre_support($EE_Registration_Config, $email_validation_level)) {
-                                // or reset email validation level to previous value
-                                $email_validation_level = $prev_email_validation_level;
-                            }
-                        }
-                        $EE_Registration_Config->email_validation_level = $email_validation_level;
-                    } else {
-                        EE_Error::add_error(
-                            esc_html__(
-                                'Invalid or missing Email Validation settings. Please refresh the form and try again.',
-                                'event_espresso'
-                            ),
-                            __FILE__,
-                            __FUNCTION__,
-                            __LINE__
-                        );
-                    }
-                } else {
-                    if ($email_validation_settings_form->submission_error_message() !== '') {
-                        EE_Error::add_error(
-                            $email_validation_settings_form->submission_error_message(),
-                            __FILE__,
-                            __FUNCTION__,
-                            __LINE__
-                        );
-                    }
-                }
-            }
-        } catch (EE_Error $e) {
-            $e->get_error();
-        }
-        return $EE_Registration_Config;
-    }
-
-
-    /**
-     * confirms that the server's PHP version has the PCRE module enabled,
-     * and that the PCRE version works with our i18n email validation
-     *
-     * @param EE_Registration_Config $EE_Registration_Config
-     * @param string                 $email_validation_level
-     * @return bool
-     */
-    private function _verify_pcre_support(EE_Registration_Config $EE_Registration_Config, $email_validation_level)
-    {
-        // first check that PCRE is enabled
-        if (! defined('PREG_BAD_UTF8_ERROR')) {
-            EE_Error::add_error(
-                sprintf(
-                    esc_html__(
-                        'We\'re sorry, but it appears that your server\'s version of PHP was not compiled with PCRE unicode support.%1$sPlease contact your hosting company and ask them whether the PCRE compiled with your version of PHP on your server can be been built with the "--enable-unicode-properties" and "--enable-utf8" configuration switches to enable more complex regex expressions.%1$sIf they are unable, or unwilling to do so, then your server will not support international email addresses using UTF-8 unicode characters. This means you will either have to lower your email validation level to "Basic" or "WordPress Default", or switch to a hosting company that has/can enable PCRE unicode support on the server.',
-                        'event_espresso'
-                    ),
-                    '<br />'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        } else {
-            // PCRE support is enabled, but let's still
-            // perform a test to see if the server will support it.
-            // but first, save the updated validation level to the config,
-            // so that the validation strategy picks it up.
-            // this will get bumped back down if it doesn't work
-            $EE_Registration_Config->email_validation_level = $email_validation_level;
-            try {
-                $email_validator = new EE_Email_Validation_Strategy();
-                $i18n_email_address = apply_filters(
-                    'FHEE__Extend_Registration_Form_Admin_Page__update_email_validation_settings_form__i18n_email_address',
-                    'jägerjürgen@deutschland.com'
-                );
-                $email_validator->validate($i18n_email_address);
-            } catch (Exception $e) {
-                EE_Error::add_error(
-                    sprintf(
-                        esc_html__(
-                            'We\'re sorry, but it appears that your server\'s configuration will not support the "International" or "International + DNS Check" email validation levels.%1$sTo correct this issue, please consult with your hosting company regarding your server\'s PCRE settings.%1$sIt is recommended that your PHP version be configured to use PCRE 8.10 or newer.%1$sMore information regarding PCRE versions and installation can be found here: %2$s',
-                            'event_espresso'
-                        ),
-                        '<br />',
-                        '<a href="http://php.net/manual/en/pcre.installation.php" target="_blank" rel="noopener noreferrer">http://php.net/manual/en/pcre.installation.php</a>'
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                return false;
-            }
-        }
-        return true;
-    }
+	/**
+	 * @param bool $routing indicate whether we want to just load the object and handle routing or just load the object.
+	 */
+	public function __construct($routing = true)
+	{
+		define('REGISTRATION_FORM_CAF_ADMIN', EE_CORE_CAF_ADMIN_EXTEND . 'registration_form/');
+		define('REGISTRATION_FORM_CAF_ASSETS_PATH', REGISTRATION_FORM_CAF_ADMIN . 'assets/');
+		define('REGISTRATION_FORM_CAF_ASSETS_URL', EE_CORE_CAF_ADMIN_EXTEND_URL . 'registration_form/assets/');
+		define('REGISTRATION_FORM_CAF_TEMPLATE_PATH', REGISTRATION_FORM_CAF_ADMIN . 'templates/');
+		define('REGISTRATION_FORM_CAF_TEMPLATE_URL', EE_CORE_CAF_ADMIN_EXTEND_URL . 'registration_form/templates/');
+		parent::__construct($routing);
+	}
+
+
+	/**
+	 * @return void
+	 */
+	protected function _extend_page_config()
+	{
+		$this->_admin_base_path = REGISTRATION_FORM_CAF_ADMIN;
+		$qst_id = ! empty($this->_req_data['QST_ID']) && ! is_array($this->_req_data['QST_ID'])
+			? $this->_req_data['QST_ID'] : 0;
+		$qsg_id = ! empty($this->_req_data['QSG_ID']) && ! is_array($this->_req_data['QSG_ID'])
+			? $this->_req_data['QSG_ID'] : 0;
+
+		$new_page_routes = array(
+			'question_groups'    => array(
+				'func'       => '_question_groups_overview_list_table',
+				'capability' => 'ee_read_question_groups',
+			),
+			'add_question'       => array(
+				'func'       => '_edit_question',
+				'capability' => 'ee_edit_questions',
+			),
+			'insert_question'    => array(
+				'func'       => '_insert_or_update_question',
+				'args'       => array('new_question' => true),
+				'capability' => 'ee_edit_questions',
+				'noheader'   => true,
+			),
+			'duplicate_question' => array(
+				'func'       => '_duplicate_question',
+				'capability' => 'ee_edit_questions',
+				'noheader'   => true,
+			),
+			'trash_question'     => array(
+				'func'       => '_trash_question',
+				'capability' => 'ee_delete_question',
+				'obj_id'     => $qst_id,
+				'noheader'   => true,
+			),
+
+			'restore_question' => array(
+				'func'       => '_trash_or_restore_questions',
+				'capability' => 'ee_delete_question',
+				'obj_id'     => $qst_id,
+				'args'       => array('trash' => false),
+				'noheader'   => true,
+			),
+
+			'delete_question' => array(
+				'func'       => '_delete_question',
+				'capability' => 'ee_delete_question',
+				'obj_id'     => $qst_id,
+				'noheader'   => true,
+			),
+
+			'trash_questions' => array(
+				'func'       => '_trash_or_restore_questions',
+				'capability' => 'ee_delete_questions',
+				'args'       => array('trash' => true),
+				'noheader'   => true,
+			),
+
+			'restore_questions' => array(
+				'func'       => '_trash_or_restore_questions',
+				'capability' => 'ee_delete_questions',
+				'args'       => array('trash' => false),
+				'noheader'   => true,
+			),
+
+			'delete_questions' => array(
+				'func'       => '_delete_questions',
+				'args'       => array(),
+				'capability' => 'ee_delete_questions',
+				'noheader'   => true,
+			),
+
+			'add_question_group' => array(
+				'func'       => '_edit_question_group',
+				'capability' => 'ee_edit_question_groups',
+			),
+
+			'edit_question_group' => array(
+				'func'       => '_edit_question_group',
+				'capability' => 'ee_edit_question_group',
+				'obj_id'     => $qsg_id,
+				'args'       => array('edit'),
+			),
+
+			'delete_question_groups' => array(
+				'func'       => '_delete_question_groups',
+				'capability' => 'ee_delete_question_groups',
+				'noheader'   => true,
+			),
+
+			'delete_question_group' => array(
+				'func'       => '_delete_question_groups',
+				'capability' => 'ee_delete_question_group',
+				'obj_id'     => $qsg_id,
+				'noheader'   => true,
+			),
+
+			'trash_question_group' => array(
+				'func'       => '_trash_or_restore_question_groups',
+				'args'       => array('trash' => true),
+				'capability' => 'ee_delete_question_group',
+				'obj_id'     => $qsg_id,
+				'noheader'   => true,
+			),
+
+			'restore_question_group' => array(
+				'func'       => '_trash_or_restore_question_groups',
+				'args'       => array('trash' => false),
+				'capability' => 'ee_delete_question_group',
+				'obj_id'     => $qsg_id,
+				'noheader'   => true,
+			),
+
+			'insert_question_group' => array(
+				'func'       => '_insert_or_update_question_group',
+				'args'       => array('new_question_group' => true),
+				'capability' => 'ee_edit_question_groups',
+				'noheader'   => true,
+			),
+
+			'update_question_group' => array(
+				'func'       => '_insert_or_update_question_group',
+				'args'       => array('new_question_group' => false),
+				'capability' => 'ee_edit_question_group',
+				'obj_id'     => $qsg_id,
+				'noheader'   => true,
+			),
+
+			'trash_question_groups' => array(
+				'func'       => '_trash_or_restore_question_groups',
+				'args'       => array('trash' => true),
+				'capability' => 'ee_delete_question_groups',
+				'noheader'   => array('trash' => false),
+			),
+
+			'restore_question_groups' => array(
+				'func'       => '_trash_or_restore_question_groups',
+				'args'       => array('trash' => false),
+				'capability' => 'ee_delete_question_groups',
+				'noheader'   => true,
+			),
+
+
+			'espresso_update_question_group_order' => array(
+				'func'       => 'update_question_group_order',
+				'capability' => 'ee_edit_question_groups',
+				'noheader'   => true,
+			),
+
+			'view_reg_form_settings' => array(
+				'func'       => '_reg_form_settings',
+				'capability' => 'manage_options',
+			),
+
+			'update_reg_form_settings' => array(
+				'func'       => '_update_reg_form_settings',
+				'capability' => 'manage_options',
+				'noheader'   => true,
+			),
+		);
+		$this->_page_routes = array_merge($this->_page_routes, $new_page_routes);
+
+		$new_page_config = array(
+
+			'question_groups' => array(
+				'nav'           => array(
+					'label' => esc_html__('Question Groups', 'event_espresso'),
+					'order' => 20,
+				),
+				'list_table'    => 'Registration_Form_Question_Groups_Admin_List_Table',
+				'help_tabs'     => array(
+					'registration_form_question_groups_help_tab'                           => array(
+						'title'    => esc_html__('Question Groups', 'event_espresso'),
+						'filename' => 'registration_form_question_groups',
+					),
+					'registration_form_question_groups_table_column_headings_help_tab'     => array(
+						'title'    => esc_html__('Question Groups Table Column Headings', 'event_espresso'),
+						'filename' => 'registration_form_question_groups_table_column_headings',
+					),
+					'registration_form_question_groups_views_bulk_actions_search_help_tab' => array(
+						'title'    => esc_html__('Question Groups Views & Bulk Actions & Search', 'event_espresso'),
+						'filename' => 'registration_form_question_groups_views_bulk_actions_search',
+					),
+				),
+				'help_tour'     => array('Registration_Form_Question_Groups_Help_Tour'),
+				'metaboxes'     => $this->_default_espresso_metaboxes,
+				'require_nonce' => false,
+				'qtips'         => array(
+					'EE_Registration_Form_Tips',
+				),
+			),
+
+			'add_question' => array(
+				'nav'           => array(
+					'label'      => esc_html__('Add Question', 'event_espresso'),
+					'order'      => 5,
+					'persistent' => false,
+				),
+				'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
+				'help_tabs'     => array(
+					'registration_form_add_question_help_tab' => array(
+						'title'    => esc_html__('Add Question', 'event_espresso'),
+						'filename' => 'registration_form_add_question',
+					),
+				),
+				'help_tour'     => array('Registration_Form_Add_Question_Help_Tour'),
+				'require_nonce' => false,
+			),
+
+			'add_question_group' => array(
+				'nav'           => array(
+					'label'      => esc_html__('Add Question Group', 'event_espresso'),
+					'order'      => 5,
+					'persistent' => false,
+				),
+				'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
+				'help_tabs'     => array(
+					'registration_form_add_question_group_help_tab' => array(
+						'title'    => esc_html__('Add Question Group', 'event_espresso'),
+						'filename' => 'registration_form_add_question_group',
+					),
+				),
+				'help_tour'     => array('Registration_Form_Add_Question_Group_Help_Tour'),
+				'require_nonce' => false,
+			),
+
+			'edit_question_group' => array(
+				'nav'           => array(
+					'label'      => esc_html__('Edit Question Group', 'event_espresso'),
+					'order'      => 5,
+					'persistent' => false,
+					'url'        => isset($this->_req_data['question_group_id']) ? add_query_arg(
+						array('question_group_id' => $this->_req_data['question_group_id']),
+						$this->_current_page_view_url
+					) : $this->_admin_base_url,
+				),
+				'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
+				'help_tabs'     => array(
+					'registration_form_edit_question_group_help_tab' => array(
+						'title'    => esc_html__('Edit Question Group', 'event_espresso'),
+						'filename' => 'registration_form_edit_question_group',
+					),
+				),
+				'help_tour'     => array('Registration_Form_Edit_Question_Group_Help_Tour'),
+				'require_nonce' => false,
+			),
+
+			'view_reg_form_settings' => array(
+				'nav'           => array(
+					'label' => esc_html__('Reg Form Settings', 'event_espresso'),
+					'order' => 40,
+				),
+				'labels'        => array(
+					'publishbox' => esc_html__('Update Settings', 'event_espresso'),
+				),
+				'metaboxes'     => array_merge($this->_default_espresso_metaboxes, array('_publish_post_box')),
+				'help_tabs'     => array(
+					'registration_form_reg_form_settings_help_tab' => array(
+						'title'    => esc_html__('Registration Form Settings', 'event_espresso'),
+						'filename' => 'registration_form_reg_form_settings',
+					),
+				),
+				'help_tour'     => array('Registration_Form_Settings_Help_Tour'),
+				'require_nonce' => false,
+			),
+
+		);
+		$this->_page_config = array_merge($this->_page_config, $new_page_config);
+
+		// change the list table we're going to use so it's the NEW list table!
+		$this->_page_config['default']['list_table'] = 'Extend_Registration_Form_Questions_Admin_List_Table';
+
+
+		// additional labels
+		$new_labels = array(
+			'add_question'          => esc_html__('Add New Question', 'event_espresso'),
+			'delete_question'       => esc_html__('Delete Question', 'event_espresso'),
+			'add_question_group'    => esc_html__('Add New Question Group', 'event_espresso'),
+			'edit_question_group'   => esc_html__('Edit Question Group', 'event_espresso'),
+			'delete_question_group' => esc_html__('Delete Question Group', 'event_espresso'),
+		);
+		$this->_labels['buttons'] = array_merge($this->_labels['buttons'], $new_labels);
+	}
+
+
+	/**
+	 * @return void
+	 */
+	protected function _ajax_hooks()
+	{
+		add_action('wp_ajax_espresso_update_question_group_order', array($this, 'update_question_group_order'));
+	}
+
+
+	/**
+	 * @return void
+	 */
+	public function load_scripts_styles_question_groups()
+	{
+		wp_enqueue_script('espresso_ajax_table_sorting');
+	}
+
+
+	/**
+	 * @return void
+	 */
+	public function load_scripts_styles_add_question_group()
+	{
+		$this->load_scripts_styles_forms();
+		$this->load_sortable_question_script();
+	}
+
+
+	/**
+	 * @return void
+	 */
+	public function load_scripts_styles_edit_question_group()
+	{
+		$this->load_scripts_styles_forms();
+		$this->load_sortable_question_script();
+	}
+
+
+	/**
+	 * registers and enqueues script for questions
+	 *
+	 * @return void
+	 */
+	public function load_sortable_question_script()
+	{
+		wp_register_script(
+			'ee-question-sortable',
+			REGISTRATION_FORM_CAF_ASSETS_URL . 'ee_question_order.js',
+			array('jquery-ui-sortable'),
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+		wp_enqueue_script('ee-question-sortable');
+	}
+
+
+	/**
+	 * @return void
+	 */
+	protected function _set_list_table_views_default()
+	{
+		$this->_views = array(
+			'all' => array(
+				'slug'        => 'all',
+				'label'       => esc_html__('View All Questions', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => array(
+					'trash_questions' => esc_html__('Trash', 'event_espresso'),
+				),
+			),
+		);
+
+		if (EE_Registry::instance()->CAP->current_user_can(
+			'ee_delete_questions',
+			'espresso_registration_form_trash_questions'
+		)
+		) {
+			$this->_views['trash'] = array(
+				'slug'        => 'trash',
+				'label'       => esc_html__('Trash', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => array(
+					'delete_questions'  => esc_html__('Delete Permanently', 'event_espresso'),
+					'restore_questions' => esc_html__('Restore', 'event_espresso'),
+				),
+			);
+		}
+	}
+
+
+	/**
+	 * @return void
+	 */
+	protected function _set_list_table_views_question_groups()
+	{
+		$this->_views = array(
+			'all' => array(
+				'slug'        => 'all',
+				'label'       => esc_html__('All', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => array(
+					'trash_question_groups' => esc_html__('Trash', 'event_espresso'),
+				),
+			),
+		);
+
+		if (EE_Registry::instance()->CAP->current_user_can(
+			'ee_delete_question_groups',
+			'espresso_registration_form_trash_question_groups'
+		)
+		) {
+			$this->_views['trash'] = array(
+				'slug'        => 'trash',
+				'label'       => esc_html__('Trash', 'event_espresso'),
+				'count'       => 0,
+				'bulk_action' => array(
+					'delete_question_groups'  => esc_html__('Delete Permanently', 'event_espresso'),
+					'restore_question_groups' => esc_html__('Restore', 'event_espresso'),
+				),
+			);
+		}
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _questions_overview_list_table()
+	{
+		$this->_admin_page_title .= ' ' . $this->get_action_link_or_button(
+			'add_question',
+			'add_question',
+			array(),
+			'add-new-h2'
+		);
+		parent::_questions_overview_list_table();
+	}
+
+
+	/**
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _question_groups_overview_list_table()
+	{
+		$this->_search_btn_label = esc_html__('Question Groups', 'event_espresso');
+		$this->_admin_page_title .= ' ' . $this->get_action_link_or_button(
+			'add_question_group',
+			'add_question_group',
+			array(),
+			'add-new-h2'
+		);
+		$this->display_admin_list_table_page_with_sidebar();
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _delete_question()
+	{
+		$success = $this->_delete_items($this->_question_model);
+		$this->_redirect_after_action(
+			$success,
+			$this->_question_model->item_name($success),
+			'deleted',
+			array('action' => 'default', 'status' => 'all')
+		);
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _delete_questions()
+	{
+		$success = $this->_delete_items($this->_question_model);
+		$this->_redirect_after_action(
+			$success,
+			$this->_question_model->item_name($success),
+			'deleted permanently',
+			array('action' => 'default', 'status' => 'trash')
+		);
+	}
+
+
+	/**
+	 * Performs the deletion of a single or multiple questions or question groups.
+	 *
+	 * @param EEM_Soft_Delete_Base $model
+	 * @return int number of items deleted permanently
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _delete_items(EEM_Soft_Delete_Base $model)
+	{
+		$success = 0;
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
+			// if array has more than one element than success message should be plural
+			$success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
+			// cycle thru bulk action checkboxes
+			while (list($ID, $value) = each($this->_req_data['checkbox'])) {
+				if (! $this->_delete_item($ID, $model)) {
+					$success = 0;
+				}
+			}
+		} elseif (! empty($this->_req_data['QSG_ID'])) {
+			$success = $this->_delete_item($this->_req_data['QSG_ID'], $model);
+		} elseif (! empty($this->_req_data['QST_ID'])) {
+			$success = $this->_delete_item($this->_req_data['QST_ID'], $model);
+		} else {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						"No Questions or Question Groups were selected for deleting. This error usually shows when you've attempted to delete via bulk action but there were no selections.",
+						"event_espresso"
+					)
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+		return $success;
+	}
+
+
+	/**
+	 * Deletes the specified question (and its associated question options) or question group
+	 *
+	 * @param int                  $id
+	 * @param EEM_Soft_Delete_Base $model
+	 * @return boolean
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _delete_item($id, $model)
+	{
+		if ($model instanceof EEM_Question) {
+			EEM_Question_Option::instance()->delete_permanently(array(array('QST_ID' => absint($id))));
+		}
+		return $model->delete_permanently_by_ID(absint($id));
+	}
+
+
+	/******************************    QUESTION GROUPS    ******************************/
+
+
+	/**
+	 * @param string $type
+	 * @return void
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _edit_question_group($type = 'add')
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$ID = isset($this->_req_data['QSG_ID']) && ! empty($this->_req_data['QSG_ID'])
+			? absint($this->_req_data['QSG_ID'])
+			: false;
+
+		switch ($this->_req_action) {
+			case 'add_question_group':
+				$this->_admin_page_title = esc_html__('Add Question Group', 'event_espresso');
+				break;
+			case 'edit_question_group':
+				$this->_admin_page_title = esc_html__('Edit Question Group', 'event_espresso');
+				break;
+			default:
+				$this->_admin_page_title = ucwords(str_replace('_', ' ', $this->_req_action));
+		}
+		// add ID to title if editing
+		$this->_admin_page_title = $ID ? $this->_admin_page_title . ' # ' . $ID : $this->_admin_page_title;
+		if ($ID) {
+			/** @var EE_Question_Group $questionGroup */
+			$questionGroup = $this->_question_group_model->get_one_by_ID($ID);
+			$additional_hidden_fields = array('QSG_ID' => array('type' => 'hidden', 'value' => $ID));
+			$this->_set_add_edit_form_tags('update_question_group', $additional_hidden_fields);
+		} else {
+			/** @var EE_Question_Group $questionGroup */
+			$questionGroup = EEM_Question_Group::instance()->create_default_object();
+			$questionGroup->set_order_to_latest();
+			$this->_set_add_edit_form_tags('insert_question_group');
+		}
+		$this->_template_args['values'] = $this->_yes_no_values;
+		$this->_template_args['all_questions'] = $questionGroup->questions_in_and_not_in_group();
+		$this->_template_args['QSG_ID'] = $ID ? $ID : true;
+		$this->_template_args['question_group'] = $questionGroup;
+
+		$redirect_URL = add_query_arg(array('action' => 'question_groups'), $this->_admin_base_url);
+		$this->_set_publish_post_box_vars('id', $ID, false, $redirect_URL);
+		$this->_template_args['admin_page_content'] = EEH_Template::display_template(
+			REGISTRATION_FORM_CAF_TEMPLATE_PATH . 'question_groups_main_meta_box.template.php',
+			$this->_template_args,
+			true
+		);
+
+		// the details template wrapper
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _delete_question_groups()
+	{
+		$success = $this->_delete_items($this->_question_group_model);
+		$this->_redirect_after_action(
+			$success,
+			$this->_question_group_model->item_name($success),
+			'deleted permanently',
+			array('action' => 'question_groups', 'status' => 'trash')
+		);
+	}
+
+
+	/**
+	 * @param bool $new_question_group
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _insert_or_update_question_group($new_question_group = true)
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		$set_column_values = $this->_set_column_values_for($this->_question_group_model);
+		if ($new_question_group) {
+			// make sure identifier is unique
+			$identifier_value = isset($set_column_values['QSG_identifier']) ? $set_column_values['QSG_identifier'] : '';
+			$identifier_exists = ! empty($identifier_value)
+				? $this->_question_group_model->count([['QSG_identifier' => $set_column_values['QSG_identifier']]]) > 0
+				: false;
+			if ($identifier_exists) {
+				$set_column_values['QSG_identifier'] .= uniqid('id', true);
+			}
+			$QSG_ID = $this->_question_group_model->insert($set_column_values);
+			$success = $QSG_ID ? 1 : 0;
+			if ($success === 0) {
+				EE_Error::add_error(
+					esc_html__('Something went wrong saving the question group.', 'event_espresso'),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				$this->_redirect_after_action(
+					false,
+					'',
+					'',
+					array('action' => 'edit_question_group', 'QSG_ID' => $QSG_ID),
+					true
+				);
+			}
+		} else {
+			$QSG_ID = absint($this->_req_data['QSG_ID']);
+			unset($set_column_values['QSG_ID']);
+			$success = $this->_question_group_model->update($set_column_values, array(array('QSG_ID' => $QSG_ID)));
+		}
+
+		$phone_question_id = EEM_Question::instance()->get_Question_ID_from_system_string(
+			EEM_Attendee::system_question_phone
+		);
+		// update the existing related questions
+		// BUT FIRST...  delete the phone question from the Question_Group_Question
+		// if it is being added to this question group (therefore removed from the existing group)
+		if (isset($this->_req_data['questions'], $this->_req_data['questions'][ $phone_question_id ])) {
+			// delete where QST ID = system phone question ID and Question Group ID is NOT this group
+			EEM_Question_Group_Question::instance()->delete(
+				array(
+					array(
+						'QST_ID' => $phone_question_id,
+						'QSG_ID' => array('!=', $QSG_ID),
+					),
+				)
+			);
+		}
+		/** @type EE_Question_Group $question_group */
+		$question_group = $this->_question_group_model->get_one_by_ID($QSG_ID);
+		$questions = $question_group->questions();
+		// make sure system phone question is added to list of questions for this group
+		if (! isset($questions[ $phone_question_id ])) {
+			$questions[ $phone_question_id ] = EEM_Question::instance()->get_one_by_ID($phone_question_id);
+		}
+
+		foreach ($questions as $question_ID => $question) {
+			// first we always check for order.
+			if (! empty($this->_req_data['question_orders'][ $question_ID ])) {
+				// update question order
+				$question_group->update_question_order(
+					$question_ID,
+					$this->_req_data['question_orders'][ $question_ID ]
+				);
+			}
+
+			// then we always check if adding or removing.
+			if (isset($this->_req_data['questions'], $this->_req_data['questions'][ $question_ID ])) {
+				$question_group->add_question($question_ID);
+			} else {
+				// not found, remove it (but only if not a system question for the personal group
+				// with the exception of lname system question - we allow removal of it)
+				if (in_array(
+					$question->system_ID(),
+					EEM_Question::instance()->required_system_questions_in_system_question_group(
+						$question_group->system_group()
+					)
+				)) {
+					continue;
+				} else {
+					$question_group->remove_question($question_ID);
+				}
+			}
+		}
+		// save new related questions
+		if (isset($this->_req_data['questions'])) {
+			foreach ($this->_req_data['questions'] as $QST_ID) {
+				$question_group->add_question($QST_ID);
+				if (isset($this->_req_data['question_orders'][ $QST_ID ])) {
+					$question_group->update_question_order($QST_ID, $this->_req_data['question_orders'][ $QST_ID ]);
+				}
+			}
+		}
+
+		if ($success !== false) {
+			$msg = $new_question_group
+				? sprintf(
+					esc_html__('The %s has been created', 'event_espresso'),
+					$this->_question_group_model->item_name()
+				)
+				: sprintf(
+					esc_html__(
+						'The %s has been updated',
+						'event_espresso'
+					),
+					$this->_question_group_model->item_name()
+				);
+			EE_Error::add_success($msg);
+		}
+		$this->_redirect_after_action(
+			false,
+			'',
+			'',
+			array('action' => 'edit_question_group', 'QSG_ID' => $QSG_ID),
+			true
+		);
+	}
+
+
+	/**
+	 * duplicates a question and all its question options and redirects to the new question.
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function _duplicate_question()
+	{
+		$question_ID = (int) $this->_req_data['QST_ID'];
+		$question = EEM_Question::instance()->get_one_by_ID($question_ID);
+		if ($question instanceof EE_Question) {
+			$new_question = $question->duplicate();
+			if ($new_question instanceof EE_Question) {
+				$this->_redirect_after_action(
+					true,
+					esc_html__('Question', 'event_espresso'),
+					esc_html__('Duplicated', 'event_espresso'),
+					array('action' => 'edit_question', 'QST_ID' => $new_question->ID()),
+					true
+				);
+			} else {
+				global $wpdb;
+				EE_Error::add_error(
+					sprintf(
+						esc_html__(
+							'Could not duplicate question with ID %1$d because: %2$s',
+							'event_espresso'
+						),
+						$question_ID,
+						$wpdb->last_error
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				$this->_redirect_after_action(false, '', '', array('action' => 'default'), false);
+			}
+		} else {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'Could not duplicate question with ID %d because it didn\'t exist!',
+						'event_espresso'
+					),
+					$question_ID
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			$this->_redirect_after_action(false, '', '', array('action' => 'default'), false);
+		}
+	}
+
+
+	/**
+	 * @param bool $trash
+	 * @throws EE_Error
+	 */
+	protected function _trash_or_restore_question_groups($trash = true)
+	{
+		$this->_trash_or_restore_items($this->_question_group_model, $trash);
+	}
+
+
+	/**
+	 *_trash_question
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 */
+	protected function _trash_question()
+	{
+		$success = $this->_question_model->delete_by_ID((int) $this->_req_data['QST_ID']);
+		$query_args = array('action' => 'default', 'status' => 'all');
+		$this->_redirect_after_action($success, $this->_question_model->item_name($success), 'trashed', $query_args);
+	}
+
+
+	/**
+	 * @param bool $trash
+	 * @throws EE_Error
+	 */
+	protected function _trash_or_restore_questions($trash = true)
+	{
+		$this->_trash_or_restore_items($this->_question_model, $trash);
+	}
+
+
+	/**
+	 * Internally used to delete or restore items, using the request data. Meant to be
+	 * flexible between question or question groups
+	 *
+	 * @param EEM_Soft_Delete_Base $model
+	 * @param boolean              $trash whether to trash or restore
+	 * @throws EE_Error
+	 */
+	private function _trash_or_restore_items(EEM_Soft_Delete_Base $model, $trash = true)
+	{
+
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+
+		$success = 1;
+		// Checkboxes
+		// echo "trash $trash";
+		// var_dump($this->_req_data['checkbox']);die;
+		if (isset($this->_req_data['checkbox'])) {
+			if (! empty($this->_req_data['checkbox']) && is_array($this->_req_data['checkbox'])) {
+				// if array has more than one element than success message should be plural
+				$success = count($this->_req_data['checkbox']) > 1 ? 2 : 1;
+				// cycle thru bulk action checkboxes
+				while (list($ID, $value) = each($this->_req_data['checkbox'])) {
+					if (! $model->delete_or_restore_by_ID($trash, absint($ID))) {
+						$success = 0;
+					}
+				}
+			} else {
+				// grab single id and delete
+				$ID = absint($this->_req_data['checkbox']);
+				if (! $model->delete_or_restore_by_ID($trash, $ID)) {
+					$success = 0;
+				}
+			}
+		} else {
+			// delete via trash link
+			// grab single id and delete
+			$ID = absint($this->_req_data[ $model->primary_key_name() ]);
+			if (! $model->delete_or_restore_by_ID($trash, $ID)) {
+				$success = 0;
+			}
+		}
+
+
+		$action = $model instanceof EEM_Question ? 'default' : 'question_groups';// strtolower( $model->item_name(2) );
+		// echo "action :$action";
+		// $action = 'questions' ? 'default' : $action;
+		if ($trash) {
+			$action_desc = 'trashed';
+			$status = 'trash';
+		} else {
+			$action_desc = 'restored';
+			$status = 'all';
+		}
+		$this->_redirect_after_action(
+			$success,
+			$model->item_name($success),
+			$action_desc,
+			array('action' => $action, 'status' => $status)
+		);
+	}
+
+
+	/**
+	 * @param            $per_page
+	 * @param int        $current_page
+	 * @param bool|false $count
+	 * @return EE_Soft_Delete_Base_Class[]|int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function get_trashed_questions($per_page, $current_page = 1, $count = false)
+	{
+		$query_params = $this->get_query_params(EEM_Question::instance(), $per_page, $current_page);
+
+		if ($count) {
+			// note: this a subclass of EEM_Soft_Delete_Base, so this is actually only getting non-trashed items
+			$where = isset($query_params[0]) ? array($query_params[0]) : array();
+			$results = $this->_question_model->count_deleted($where);
+		} else {
+			// note: this a subclass of EEM_Soft_Delete_Base, so this is actually only getting non-trashed items
+			$results = $this->_question_model->get_all_deleted($query_params);
+		}
+		return $results;
+	}
+
+
+	/**
+	 * @param            $per_page
+	 * @param int        $current_page
+	 * @param bool|false $count
+	 * @return EE_Soft_Delete_Base_Class[]|int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function get_question_groups($per_page, $current_page = 1, $count = false)
+	{
+		$questionGroupModel = EEM_Question_Group::instance();
+		$query_params = $this->get_query_params($questionGroupModel, $per_page, $current_page);
+		if ($count) {
+			$where = isset($query_params[0]) ? array($query_params[0]) : array();
+			$results = $questionGroupModel->count($where);
+		} else {
+			$results = $questionGroupModel->get_all($query_params);
+		}
+		return $results;
+	}
+
+
+	/**
+	 * @param      $per_page
+	 * @param int  $current_page
+	 * @param bool $count
+	 * @return EE_Soft_Delete_Base_Class[]|int
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function get_trashed_question_groups($per_page, $current_page = 1, $count = false)
+	{
+		$questionGroupModel = EEM_Question_Group::instance();
+		$query_params = $this->get_query_params($questionGroupModel, $per_page, $current_page);
+		if ($count) {
+			$where = isset($query_params[0]) ? array($query_params[0]) : array();
+			$query_params['limit'] = null;
+			$results = $questionGroupModel->count_deleted($where);
+		} else {
+			$results = $questionGroupModel->get_all_deleted($query_params);
+		}
+		return $results;
+	}
+
+
+	/**
+	 * method for performing updates to question order
+	 *
+	 * @return void results array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function update_question_group_order()
+	{
+
+		$success = esc_html__('Question group order was updated successfully.', 'event_espresso');
+
+		// grab our row IDs
+		$row_ids = isset($this->_req_data['row_ids']) && ! empty($this->_req_data['row_ids'])
+			? explode(',', rtrim($this->_req_data['row_ids'], ','))
+			: array();
+
+		$perpage = ! empty($this->_req_data['perpage'])
+			? (int) $this->_req_data['perpage']
+			: null;
+		$curpage = ! empty($this->_req_data['curpage'])
+			? (int) $this->_req_data['curpage']
+			: null;
+
+		if (! empty($row_ids)) {
+			// figure out where we start the row_id count at for the current page.
+			$qsgcount = empty($curpage) ? 0 : ($curpage - 1) * $perpage;
+
+			$row_count = count($row_ids);
+			for ($i = 0; $i < $row_count; $i++) {
+				// Update the questions when re-ordering
+				$updated = EEM_Question_Group::instance()->update(
+					array('QSG_order' => $qsgcount),
+					array(array('QSG_ID' => $row_ids[ $i ]))
+				);
+				if ($updated === false) {
+					$success = false;
+				}
+				$qsgcount++;
+			}
+		} else {
+			$success = false;
+		}
+
+		$errors = ! $success
+			? esc_html__('An error occurred. The question group order was not updated.', 'event_espresso')
+			: false;
+
+		echo wp_json_encode(array('return_data' => false, 'success' => $success, 'errors' => $errors));
+		die();
+	}
+
+
+
+	/***************************************       REGISTRATION SETTINGS       ***************************************/
+
+
+	/**
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _reg_form_settings()
+	{
+		$this->_template_args['values'] = $this->_yes_no_values;
+		add_action(
+			'AHEE__Extend_Registration_Form_Admin_Page___reg_form_settings_template',
+			array($this, 'email_validation_settings_form'),
+			2
+		);
+		add_action(
+			'AHEE__Extend_Registration_Form_Admin_Page___reg_form_settings_template',
+			array($this, 'copy_attendee_info_settings_form'),
+			4
+		);
+		$this->_template_args = (array) apply_filters(
+			'FHEE__Extend_Registration_Form_Admin_Page___reg_form_settings___template_args',
+			$this->_template_args
+		);
+		$this->_set_add_edit_form_tags('update_reg_form_settings');
+		$this->_set_publish_post_box_vars(null, false, false, null, false);
+		$this->_template_args['admin_page_content'] = EEH_Template::display_template(
+			REGISTRATION_FORM_CAF_TEMPLATE_PATH . 'reg_form_settings.template.php',
+			$this->_template_args,
+			true
+		);
+		$this->display_admin_page_with_sidebar();
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	protected function _update_reg_form_settings()
+	{
+		EE_Registry::instance()->CFG->registration = $this->update_email_validation_settings_form(
+			EE_Registry::instance()->CFG->registration
+		);
+		EE_Registry::instance()->CFG->registration = $this->update_copy_attendee_info_settings_form(
+			EE_Registry::instance()->CFG->registration
+		);
+		EE_Registry::instance()->CFG->registration = apply_filters(
+			'FHEE__Extend_Registration_Form_Admin_Page___update_reg_form_settings__CFG_registration',
+			EE_Registry::instance()->CFG->registration
+		);
+		$success = $this->_update_espresso_configuration(
+			esc_html__('Registration Form Options', 'event_espresso'),
+			EE_Registry::instance()->CFG,
+			__FILE__,
+			__FUNCTION__,
+			__LINE__
+		);
+		$this->_redirect_after_action(
+			$success,
+			esc_html__('Registration Form Options', 'event_espresso'),
+			'updated',
+			array('action' => 'view_reg_form_settings')
+		);
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function copy_attendee_info_settings_form()
+	{
+		echo $this->_copy_attendee_info_settings_form()->get_html();
+	}
+
+	/**
+	 * _copy_attendee_info_settings_form
+	 *
+	 * @access protected
+	 * @return EE_Form_Section_Proper
+	 * @throws \EE_Error
+	 */
+	protected function _copy_attendee_info_settings_form()
+	{
+		return new EE_Form_Section_Proper(
+			array(
+				'name'            => 'copy_attendee_info_settings',
+				'html_id'         => 'copy_attendee_info_settings',
+				'layout_strategy' => new EE_Admin_Two_Column_Layout(),
+				'subsections'     => apply_filters(
+					'FHEE__Extend_Registration_Form_Admin_Page___copy_attendee_info_settings_form__form_subsections',
+					array(
+						'copy_attendee_info_hdr'   => new EE_Form_Section_HTML(
+							EEH_HTML::h2(esc_html__('Copy Attendee Info Settings', 'event_espresso'))
+						),
+						'copy_attendee_info' => new EE_Yes_No_Input(
+							array(
+								'html_label_text' => esc_html__(
+									'Allow copy #1 attendee info to extra attendees?',
+									'event_espresso'
+								),
+								'html_help_text'  => esc_html__(
+									'Set to yes if you want to enable the copy of #1 attendee info to extra attendees at Registration Form.',
+									'event_espresso'
+								),
+								'default'         => EE_Registry::instance()->CFG->registration->copyAttendeeInfo(),
+								'required'        => false,
+								'display_html_label_text' => false,
+							)
+						),
+					)
+				),
+			)
+		);
+	}
+
+	/**
+	 * @param EE_Registration_Config $EE_Registration_Config
+	 * @return EE_Registration_Config
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function update_copy_attendee_info_settings_form(EE_Registration_Config $EE_Registration_Config)
+	{
+		$prev_copy_attendee_info = $EE_Registration_Config->copyAttendeeInfo();
+		try {
+			$copy_attendee_info_settings_form = $this->_copy_attendee_info_settings_form();
+			// if not displaying a form, then check for form submission
+			if ($copy_attendee_info_settings_form->was_submitted()) {
+				// capture form data
+				$copy_attendee_info_settings_form->receive_form_submission();
+				// validate form data
+				if ($copy_attendee_info_settings_form->is_valid()) {
+					// grab validated data from form
+					$valid_data = $copy_attendee_info_settings_form->valid_data();
+					if (isset($valid_data['copy_attendee_info'])) {
+						$EE_Registration_Config->setCopyAttendeeInfo($valid_data['copy_attendee_info']);
+					} else {
+						EE_Error::add_error(
+							esc_html__(
+								'Invalid or missing Copy Attendee Info settings. Please refresh the form and try again.',
+								'event_espresso'
+							),
+							__FILE__,
+							__FUNCTION__,
+							__LINE__
+						);
+					}
+				} else {
+					if ($copy_attendee_info_settings_form->submission_error_message() !== '') {
+						EE_Error::add_error(
+							$copy_attendee_info_settings_form->submission_error_message(),
+							__FILE__,
+							__FUNCTION__,
+							__LINE__
+						);
+					}
+				}
+			}
+		} catch (EE_Error $e) {
+			$e->get_error();
+		}
+		return $EE_Registration_Config;
+	}
+
+
+	/**
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function email_validation_settings_form()
+	{
+		echo $this->_email_validation_settings_form()->get_html();
+	}
+
+
+	/**
+	 * _email_validation_settings_form
+	 *
+	 * @access protected
+	 * @return EE_Form_Section_Proper
+	 * @throws \EE_Error
+	 */
+	protected function _email_validation_settings_form()
+	{
+		return new EE_Form_Section_Proper(
+			array(
+				'name'            => 'email_validation_settings',
+				'html_id'         => 'email_validation_settings',
+				'layout_strategy' => new EE_Admin_Two_Column_Layout(),
+				'subsections'     => apply_filters(
+					'FHEE__Extend_Registration_Form_Admin_Page___email_validation_settings_form__form_subsections',
+					array(
+						'email_validation_hdr'   => new EE_Form_Section_HTML(
+							EEH_HTML::h2(esc_html__('Email Validation Settings', 'event_espresso'))
+						),
+						'email_validation_level' => new EE_Select_Input(
+							array(
+								'basic'      => esc_html__('Basic', 'event_espresso'),
+								'wp_default' => esc_html__('WordPress Default', 'event_espresso'),
+								'i18n'       => esc_html__('International', 'event_espresso'),
+								'i18n_dns'   => esc_html__('International + DNS Check', 'event_espresso'),
+							),
+							array(
+								'html_label_text' => esc_html__('Email Validation Level', 'event_espresso')
+													 . EEH_Template::get_help_tab_link('email_validation_info'),
+								'html_help_text'  => esc_html__(
+									'These levels range from basic validation ( ie: text@text.text ) to more advanced checks against international email addresses (ie: üñîçøðé@example.com ) with additional MX and A record checks to confirm the domain actually exists. More information on on each level can be found within the help section.',
+									'event_espresso'
+								),
+								'default'         => isset(
+									EE_Registry::instance()->CFG->registration->email_validation_level
+								)
+									? EE_Registry::instance()->CFG->registration->email_validation_level
+									: 'wp_default',
+								'required'        => false,
+							)
+						),
+					)
+				),
+			)
+		);
+	}
+
+
+	/**
+	 * @param EE_Registration_Config $EE_Registration_Config
+	 * @return EE_Registration_Config
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function update_email_validation_settings_form(EE_Registration_Config $EE_Registration_Config)
+	{
+		$prev_email_validation_level = $EE_Registration_Config->email_validation_level;
+		try {
+			$email_validation_settings_form = $this->_email_validation_settings_form();
+			// if not displaying a form, then check for form submission
+			if ($email_validation_settings_form->was_submitted()) {
+				// capture form data
+				$email_validation_settings_form->receive_form_submission();
+				// validate form data
+				if ($email_validation_settings_form->is_valid()) {
+					// grab validated data from form
+					$valid_data = $email_validation_settings_form->valid_data();
+					if (isset($valid_data['email_validation_level'])) {
+						$email_validation_level = $valid_data['email_validation_level'];
+						// now if they want to use international email addresses
+						if ($email_validation_level === 'i18n' || $email_validation_level === 'i18n_dns') {
+							// in case we need to reset their email validation level,
+							// make sure that the previous value wasn't already set to one of the i18n options.
+							if ($prev_email_validation_level === 'i18n' || $prev_email_validation_level === 'i18n_dns') {
+								// if so, then reset it back to "basic" since that is the only other option that,
+								// despite offering poor validation, supports i18n email addresses
+								$prev_email_validation_level = 'basic';
+							}
+							// confirm our i18n email validation will work on the server
+							if (! $this->_verify_pcre_support($EE_Registration_Config, $email_validation_level)) {
+								// or reset email validation level to previous value
+								$email_validation_level = $prev_email_validation_level;
+							}
+						}
+						$EE_Registration_Config->email_validation_level = $email_validation_level;
+					} else {
+						EE_Error::add_error(
+							esc_html__(
+								'Invalid or missing Email Validation settings. Please refresh the form and try again.',
+								'event_espresso'
+							),
+							__FILE__,
+							__FUNCTION__,
+							__LINE__
+						);
+					}
+				} else {
+					if ($email_validation_settings_form->submission_error_message() !== '') {
+						EE_Error::add_error(
+							$email_validation_settings_form->submission_error_message(),
+							__FILE__,
+							__FUNCTION__,
+							__LINE__
+						);
+					}
+				}
+			}
+		} catch (EE_Error $e) {
+			$e->get_error();
+		}
+		return $EE_Registration_Config;
+	}
+
+
+	/**
+	 * confirms that the server's PHP version has the PCRE module enabled,
+	 * and that the PCRE version works with our i18n email validation
+	 *
+	 * @param EE_Registration_Config $EE_Registration_Config
+	 * @param string                 $email_validation_level
+	 * @return bool
+	 */
+	private function _verify_pcre_support(EE_Registration_Config $EE_Registration_Config, $email_validation_level)
+	{
+		// first check that PCRE is enabled
+		if (! defined('PREG_BAD_UTF8_ERROR')) {
+			EE_Error::add_error(
+				sprintf(
+					esc_html__(
+						'We\'re sorry, but it appears that your server\'s version of PHP was not compiled with PCRE unicode support.%1$sPlease contact your hosting company and ask them whether the PCRE compiled with your version of PHP on your server can be been built with the "--enable-unicode-properties" and "--enable-utf8" configuration switches to enable more complex regex expressions.%1$sIf they are unable, or unwilling to do so, then your server will not support international email addresses using UTF-8 unicode characters. This means you will either have to lower your email validation level to "Basic" or "WordPress Default", or switch to a hosting company that has/can enable PCRE unicode support on the server.',
+						'event_espresso'
+					),
+					'<br />'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		} else {
+			// PCRE support is enabled, but let's still
+			// perform a test to see if the server will support it.
+			// but first, save the updated validation level to the config,
+			// so that the validation strategy picks it up.
+			// this will get bumped back down if it doesn't work
+			$EE_Registration_Config->email_validation_level = $email_validation_level;
+			try {
+				$email_validator = new EE_Email_Validation_Strategy();
+				$i18n_email_address = apply_filters(
+					'FHEE__Extend_Registration_Form_Admin_Page__update_email_validation_settings_form__i18n_email_address',
+					'jägerjürgen@deutschland.com'
+				);
+				$email_validator->validate($i18n_email_address);
+			} catch (Exception $e) {
+				EE_Error::add_error(
+					sprintf(
+						esc_html__(
+							'We\'re sorry, but it appears that your server\'s configuration will not support the "International" or "International + DNS Check" email validation levels.%1$sTo correct this issue, please consult with your hosting company regarding your server\'s PCRE settings.%1$sIt is recommended that your PHP version be configured to use PCRE 8.10 or newer.%1$sMore information regarding PCRE versions and installation can be found here: %2$s',
+							'event_espresso'
+						),
+						'<br />',
+						'<a href="http://php.net/manual/en/pcre.installation.php" target="_blank" rel="noopener noreferrer">http://php.net/manual/en/pcre.installation.php</a>'
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				return false;
+			}
+		}
+		return true;
+	}
 }

modules/single_page_checkout/reg_steps/attendee_information/EE_SPCO_Reg_Step_Attendee_Information.class.php

Indentation +1424 added lines, -1424 removed lines

@@ -18,1432 +18,1432 @@
 class EE_SPCO_Reg_Step_Attendee_Information extends EE_SPCO_Reg_Step
 {
 
-    /**
-     * @type bool $_print_copy_info
-     */
-    private $_print_copy_info = false;
-
-    /**
-     * @type array $_attendee_data
-     */
-    private $_attendee_data = array();
-
-    /**
-     * @type array $_required_questions
-     */
-    private $_required_questions = array();
-
-    /**
-     * @type array $_registration_answers
-     */
-    private $_registration_answers = array();
-
-
-    /**
-     *    class constructor
-     *
-     * @access    public
-     * @param    EE_Checkout $checkout
-     */
-    public function __construct(EE_Checkout $checkout)
-    {
-        $this->_slug = 'attendee_information';
-        $this->_name = esc_html__('Attendee Information', 'event_espresso');
-        $this->_template = SPCO_REG_STEPS_PATH . $this->_slug . '/attendee_info_main.template.php';
-        $this->checkout = $checkout;
-        $this->_reset_success_message();
-        $this->set_instructions(
-            esc_html__('Please answer the following registration questions before proceeding.', 'event_espresso')
-        );
-    }
-
-
-    public function translate_js_strings()
-    {
-        EE_Registry::$i18n_js_strings['required_field'] = esc_html__(
-            ' is a required question.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['required_multi_field'] = esc_html__(
-            ' is a required question. Please enter a value for at least one of the options.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['answer_required_questions'] = esc_html__(
-            'Please answer all required questions correctly before proceeding.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['attendee_info_copied'] = sprintf(
-            esc_html_x(
-                'The attendee information was successfully copied.%sPlease ensure the rest of the registration form is completed before proceeding.',
-                'The attendee information was successfully copied.(line break)Please ensure the rest of the registration form is completed before proceeding.',
-                'event_espresso'
-            ),
-            '<br/>'
-        );
-        EE_Registry::$i18n_js_strings['attendee_info_copy_error'] = esc_html__(
-            'An unknown error occurred on the server while attempting to copy the attendee information. Please refresh the page and try again.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['enter_valid_email'] = esc_html__(
-            'You must enter a valid email address.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['valid_email_and_questions'] = esc_html__(
-            'You must enter a valid email address and answer all other required questions before you can proceed.',
-            'event_espresso'
-        );
-    }
-
-
-    public function enqueue_styles_and_scripts()
-    {
-    }
-
-
-    /**
-     * @return boolean
-     */
-    public function initialize_reg_step()
-    {
-        return true;
-    }
-
-
-    /**
-     * @return EE_Form_Section_Proper
-     * @throws DomainException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws EntityNotFoundException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function generate_reg_form()
-    {
-        /**
-         * @var $reg_config EE_Registration_Config
-         */
-        $reg_config = LoaderFactory::getLoader()->getShared('EE_Registration_Config');
+	/**
+	 * @type bool $_print_copy_info
+	 */
+	private $_print_copy_info = false;
+
+	/**
+	 * @type array $_attendee_data
+	 */
+	private $_attendee_data = array();
+
+	/**
+	 * @type array $_required_questions
+	 */
+	private $_required_questions = array();
+
+	/**
+	 * @type array $_registration_answers
+	 */
+	private $_registration_answers = array();
+
+
+	/**
+	 *    class constructor
+	 *
+	 * @access    public
+	 * @param    EE_Checkout $checkout
+	 */
+	public function __construct(EE_Checkout $checkout)
+	{
+		$this->_slug = 'attendee_information';
+		$this->_name = esc_html__('Attendee Information', 'event_espresso');
+		$this->_template = SPCO_REG_STEPS_PATH . $this->_slug . '/attendee_info_main.template.php';
+		$this->checkout = $checkout;
+		$this->_reset_success_message();
+		$this->set_instructions(
+			esc_html__('Please answer the following registration questions before proceeding.', 'event_espresso')
+		);
+	}
+
+
+	public function translate_js_strings()
+	{
+		EE_Registry::$i18n_js_strings['required_field'] = esc_html__(
+			' is a required question.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['required_multi_field'] = esc_html__(
+			' is a required question. Please enter a value for at least one of the options.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['answer_required_questions'] = esc_html__(
+			'Please answer all required questions correctly before proceeding.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['attendee_info_copied'] = sprintf(
+			esc_html_x(
+				'The attendee information was successfully copied.%sPlease ensure the rest of the registration form is completed before proceeding.',
+				'The attendee information was successfully copied.(line break)Please ensure the rest of the registration form is completed before proceeding.',
+				'event_espresso'
+			),
+			'<br/>'
+		);
+		EE_Registry::$i18n_js_strings['attendee_info_copy_error'] = esc_html__(
+			'An unknown error occurred on the server while attempting to copy the attendee information. Please refresh the page and try again.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['enter_valid_email'] = esc_html__(
+			'You must enter a valid email address.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['valid_email_and_questions'] = esc_html__(
+			'You must enter a valid email address and answer all other required questions before you can proceed.',
+			'event_espresso'
+		);
+	}
+
+
+	public function enqueue_styles_and_scripts()
+	{
+	}
+
+
+	/**
+	 * @return boolean
+	 */
+	public function initialize_reg_step()
+	{
+		return true;
+	}
+
+
+	/**
+	 * @return EE_Form_Section_Proper
+	 * @throws DomainException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws EntityNotFoundException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function generate_reg_form()
+	{
+		/**
+		 * @var $reg_config EE_Registration_Config
+		 */
+		$reg_config = LoaderFactory::getLoader()->getShared('EE_Registration_Config');
     
-        $this->_print_copy_info = $reg_config->copyAttendeeInfo();
-        $primary_registrant = null;
-        // autoload Line_Item_Display classes
-        EEH_Autoloader::register_line_item_display_autoloaders();
-        $Line_Item_Display = new EE_Line_Item_Display();
-        // calculate taxes
-        $Line_Item_Display->display_line_item(
-            $this->checkout->cart->get_grand_total(),
-            array('set_tax_rate' => true)
-        );
-        /** @var $subsections EE_Form_Section_Proper[] */
-        $extra_inputs_section = $this->reg_step_hidden_inputs();
-        $subsections = array(
-            'default_hidden_inputs' => $extra_inputs_section,
-        );
-
-        // if this isn't a revisit, and they have the privacy consent box enalbed, add it
-        if (! $this->checkout->revisit && $reg_config->isConsentCheckboxEnabled()) {
-            $extra_inputs_section->add_subsections(
-                array(
-                    'consent_box' => new EE_Form_Section_Proper(
-                        array(
-                            'layout_strategy' =>
-                                new EE_Template_Layout(
-                                    array(
-                                        'input_template_file' => SPCO_REG_STEPS_PATH . $this->_slug . '/privacy_consent.template.php',
-                                    )
-                                ),
-                            'subsections'     => array(
-                                'consent' => new EE_Checkbox_Multi_Input(
-                                    array(
-                                        'consent' => $reg_config->getConsentCheckboxLabelText(),
-                                    ),
-                                    array(
-                                        'required'                          => true,
-                                        'required_validation_error_message' => esc_html__(
-                                            'You must consent to these terms in order to register.',
-                                            'event_espresso'
-                                        ),
-                                        'html_label_text'                   => '',
-                                    )
-                                ),
-                            ),
-                        )
-                    ),
-                ),
-                null,
-                false
-            );
-        }
-        $template_args = array(
-            'revisit'       => $this->checkout->revisit,
-            'registrations' => array(),
-            'ticket_count'  => array(),
-        );
-        // grab the saved registrations from the transaction
-        $registrations = $this->checkout->transaction->registrations($this->checkout->reg_cache_where_params);
-        if ($registrations) {
-            foreach ($registrations as $registration) {
-                // can this registration be processed during this visit ?
-                if ($registration instanceof EE_Registration
-                    && $this->checkout->visit_allows_processing_of_this_registration($registration)
-                ) {
-                    $subsections[ $registration->reg_url_link() ] = $this->_registrations_reg_form($registration);
-                    if (! $this->checkout->admin_request) {
-                        $template_args['registrations'][ $registration->reg_url_link() ] = $registration;
-                        $template_args['ticket_count'][ $registration->ticket()->ID() ] = isset(
-                            $template_args['ticket_count'][ $registration->ticket()->ID() ]
-                        )
-                            ? $template_args['ticket_count'][ $registration->ticket()->ID() ] + 1
-                            : 1;
-                        $ticket_line_item = EEH_Line_Item::get_line_items_by_object_type_and_IDs(
-                            $this->checkout->cart->get_grand_total(),
-                            'Ticket',
-                            array($registration->ticket()->ID())
-                        );
-                        $ticket_line_item = is_array($ticket_line_item)
-                            ? reset($ticket_line_item)
-                            : $ticket_line_item;
-                        $template_args['ticket_line_item'][ $registration->ticket()->ID() ] =
-                            $Line_Item_Display->display_line_item($ticket_line_item);
-                    }
-                    if ($registration->is_primary_registrant()) {
-                        $primary_registrant = $registration->reg_url_link();
-                    }
-                }
-            }
-            if ($primary_registrant && ! $this->checkout->admin_request && count($registrations) > 1) {
-                $copy_options['spco_copy_attendee_chk'] = $this->_print_copy_info
-                    ? $this->_copy_attendee_info_form()
-                    : $this->_auto_copy_attendee_info();
-                // generate hidden input
-                if (isset($subsections[ $primary_registrant ])
-                    && $subsections[ $primary_registrant ] instanceof EE_Form_Section_Proper
-                ) {
-                    $subsections[ $primary_registrant ]->add_subsections(
-                        $copy_options,
-                        'primary_registrant',
-                        false
-                    );
-                }
-            }
-        }
-        return new EE_Form_Section_Proper(
-            array(
-                'name'            => $this->reg_form_name(),
-                'html_id'         => $this->reg_form_name(),
-                'subsections'     => $subsections,
-                'layout_strategy' => $this->checkout->admin_request
-                    ?
-                    new EE_Div_Per_Section_Layout()
-                    :
-                    new EE_Template_Layout(
-                        array(
-                            'layout_template_file' => $this->_template, // layout_template
-                            'template_args'        => $template_args,
-                        )
-                    ),
-            )
-        );
-    }
-
-
-    /**
-     * @param EE_Registration $registration
-     * @return EE_Form_Section_Base
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws EntityNotFoundException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    private function _registrations_reg_form(EE_Registration $registration)
-    {
-        static $attendee_nmbr = 1;
-        $form_args = array();
-        // verify that registration has valid event
-        if ($registration->event() instanceof EE_Event) {
-            $field_name = 'Event_Question_Group.'
-                . EEM_Event_Question_Group::instance()->fieldNameForContext(
-                    $registration->is_primary_registrant()
-                );
-            $question_groups = $registration->event()->question_groups(
-                apply_filters(
-                    // @codingStandardsIgnoreStart
-                    'FHEE__EE_SPCO_Reg_Step_Attendee_Information___registrations_reg_form__question_groups_query_parameters',
-                    // @codingStandardsIgnoreEnd
-                    [
-                        [
-                            'Event.EVT_ID'                     => $registration->event()->ID(),
-                            $field_name => true,
-                        ],
-                        'order_by' => ['QSG_order' => 'ASC'],
-                    ],
-                    $registration,
-                    $this
-                )
-            );
-            if ($question_groups) {
-                // array of params to pass to parent constructor
-                $form_args = array(
-                    'html_id'         => 'ee-registration-' . $registration->reg_url_link(),
-                    'html_class'      => 'ee-reg-form-attendee-dv',
-                    'html_style'      => $this->checkout->admin_request
-                        ? 'padding:0em 2em 1em; margin:3em 0 0; border:1px solid #ddd;'
-                        : '',
-                    'subsections'     => array(),
-                    'layout_strategy' => new EE_Fieldset_Section_Layout(
-                        array(
-                            'legend_class' => 'spco-attendee-lgnd smaller-text lt-grey-text',
-                            'legend_text'  => sprintf(
-                                esc_html_x(
-                                    'Attendee %d',
-                                    'Attendee 123',
-                                    'event_espresso'
-                                ),
-                                $attendee_nmbr
-                            ),
-                        )
-                    ),
-                );
-                foreach ($question_groups as $question_group) {
-                    if ($question_group instanceof EE_Question_Group) {
-                        $form_args['subsections'][ $question_group->identifier() ] = $this->_question_group_reg_form(
-                            $registration,
-                            $question_group
-                        );
-                    }
-                }
-                // add hidden input
-                $form_args['subsections']['additional_attendee_reg_info'] = $this->_additional_attendee_reg_info_input(
-                    $registration
-                );
-
-                /**
-                 * @var $reg_config EE_Registration_Config
-                 */
-                $reg_config = LoaderFactory::getLoader()->getShared('EE_Registration_Config');
-
-                // if we have question groups for additional attendees, then display the copy options
-                $this->_print_copy_info = $attendee_nmbr > 1 ? $reg_config->copyAttendeeInfo() : false;
-                if ($registration->is_primary_registrant()) {
-                    // generate hidden input
-                    $form_args['subsections']['primary_registrant'] = $this->_additional_primary_registrant_inputs(
-                        $registration
-                    );
-                }
-            }
-        }
-        $attendee_nmbr++;
-        return ! empty($form_args)
-            ? new EE_Form_Section_Proper($form_args)
-            : new EE_Form_Section_HTML();
-    }
-
-
-    /**
-     * @param EE_Registration $registration
-     * @param bool            $additional_attendee_reg_info
-     * @return EE_Form_Input_Base
-     * @throws EE_Error
-     */
-    private function _additional_attendee_reg_info_input(
-        EE_Registration $registration,
-        $additional_attendee_reg_info = true
-    ) {
-        // generate hidden input
-        return new EE_Hidden_Input(
-            array(
-                'html_id' => 'additional-attendee-reg-info-' . $registration->reg_url_link(),
-                'default' => $additional_attendee_reg_info,
-            )
-        );
-    }
-
-
-    /**
-     * @param EE_Registration   $registration
-     * @param EE_Question_Group $question_group
-     * @return EE_Form_Section_Proper
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    private function _question_group_reg_form(EE_Registration $registration, EE_Question_Group $question_group)
-    {
-        // array of params to pass to parent constructor
-        $form_args = array(
-            'html_id'         => 'ee-reg-form-qstn-grp-' . $question_group->identifier() . '-' . $registration->ID(),
-            'html_class'      => $this->checkout->admin_request
-                ? 'form-table ee-reg-form-qstn-grp-dv'
-                : 'ee-reg-form-qstn-grp-dv',
-            'html_label_id'   => 'ee-reg-form-qstn-grp-' . $question_group->identifier() . '-'
-                                 . $registration->ID() . '-lbl',
-            'subsections'     => array(
-                'reg_form_qstn_grp_hdr' => $this->_question_group_header($question_group),
-            ),
-            'layout_strategy' => $this->checkout->admin_request
-                ? new EE_Admin_Two_Column_Layout()
-                : new EE_Div_Per_Section_Layout(),
-        );
-        // where params
-        $query_params = array('QST_deleted' => 0);
-        // don't load admin only questions on the frontend
-        if (! $this->checkout->admin_request) {
-            $query_params['QST_admin_only'] = array('!=', true);
-        }
-        $questions = $question_group->get_many_related(
-            'Question',
-            apply_filters(
-                'FHEE__EE_SPCO_Reg_Step_Attendee_Information___question_group_reg_form__related_questions_query_params',
-                array(
-                    $query_params,
-                    'order_by' => array(
-                        'Question_Group_Question.QGQ_order' => 'ASC',
-                    ),
-                ),
-                $question_group,
-                $registration,
-                $this
-            )
-        );
-        // filter for additional content before questions
-        $form_args['subsections']['reg_form_questions_before'] = new EE_Form_Section_HTML(
-            apply_filters(
-                'FHEE__EEH_Form_Fields__generate_question_groups_html__before_question_group_questions',
-                '',
-                $registration,
-                $question_group,
-                $this
-            )
-        );
-        // loop thru questions
-        foreach ($questions as $question) {
-            if ($question instanceof EE_Question) {
-                $identifier = $question->is_system_question()
-                    ? $question->system_ID()
-                    : $question->ID();
-                $form_args['subsections'][ $identifier ] = $this->reg_form_question($registration, $question);
-            }
-        }
-        $form_args['subsections'] = apply_filters(
-            'FHEE__EE_SPCO_Reg_Step_Attendee_Information__question_group_reg_form__subsections_array',
-            $form_args['subsections'],
-            $registration,
-            $question_group,
-            $this
-        );
-        // filter for additional content after questions
-        $form_args['subsections']['reg_form_questions_after'] = new EE_Form_Section_HTML(
-            apply_filters(
-                'FHEE__EEH_Form_Fields__generate_question_groups_html__after_question_group_questions',
-                '',
-                $registration,
-                $question_group,
-                $this
-            )
-        );
-        // d($form_args);
-        $question_group_reg_form = new EE_Form_Section_Proper($form_args);
-        return apply_filters(
-            'FHEE__EE_SPCO_Reg_Step_Attendee_Information___question_group_reg_form__question_group_reg_form',
-            $question_group_reg_form,
-            $registration,
-            $question_group,
-            $this
-        );
-    }
-
-
-    /**
-     * @param EE_Question_Group $question_group
-     * @return    EE_Form_Section_HTML
-     */
-    private function _question_group_header(EE_Question_Group $question_group)
-    {
-        $html = '';
-        // group_name
-        if ($question_group->show_group_name() && $question_group->name() !== '') {
-            if ($this->checkout->admin_request) {
-                $html .= EEH_HTML::br();
-                $html .= EEH_HTML::h3(
-                    $question_group->name(),
-                    '',
-                    'ee-reg-form-qstn-grp-title title',
-                    'font-size: 1.3em; padding-left:0;'
-                );
-            } else {
-                $html .= EEH_HTML::h4(
-                    $question_group->name(),
-                    '',
-                    'ee-reg-form-qstn-grp-title section-title'
-                );
-            }
-        }
-        // group_desc
-        if ($question_group->show_group_desc() && $question_group->desc() !== '') {
-            $html .= EEH_HTML::p(
-                $question_group->desc(),
-                '',
-                $this->checkout->admin_request
-                    ? 'ee-reg-form-qstn-grp-desc-pg'
-                    : 'ee-reg-form-qstn-grp-desc-pg small-text lt-grey-text'
-            );
-        }
-        return new EE_Form_Section_HTML($html);
-    }
-
-
-    /**
-     * @return    EE_Form_Section_Proper
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _copy_attendee_info_form()
-    {
-        // array of params to pass to parent constructor
-        return new EE_Form_Section_Proper(
-            array(
-                'subsections'     => $this->_copy_attendee_info_inputs(),
-                'layout_strategy' => new EE_Template_Layout(
-                    array(
-                        'layout_template_file'     => SPCO_REG_STEPS_PATH
-                                                      . $this->_slug
-                                                      . '/copy_attendee_info.template.php',
-                        'begin_template_file'      => null,
-                        'input_template_file'      => null,
-                        'subsection_template_file' => null,
-                        'end_template_file'        => null,
-                    )
-                ),
-            )
-        );
-    }
-
-
-    /**
-     * @return EE_Form_Section_HTML
-     * @throws DomainException
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _auto_copy_attendee_info()
-    {
-        return new EE_Form_Section_HTML(
-            EEH_Template::locate_template(
-                SPCO_REG_STEPS_PATH . $this->_slug . '/_auto_copy_attendee_info.template.php',
-                apply_filters(
-                    'FHEE__EE_SPCO_Reg_Step_Attendee_Information__auto_copy_attendee_info__template_args',
-                    array()
-                ),
-                true,
-                true
-            )
-        );
-    }
-
-
-    /**
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _copy_attendee_info_inputs()
-    {
-        $copy_attendee_info_inputs = array();
-        $prev_ticket = null;
-        // grab the saved registrations from the transaction
-        $registrations = $this->checkout->transaction->registrations($this->checkout->reg_cache_where_params);
-        foreach ($registrations as $registration) {
-            // for all  attendees other than the primary attendee
-            if ($registration instanceof EE_Registration && ! $registration->is_primary_registrant()) {
-                // if this is a new ticket OR if this is the very first additional attendee after the primary attendee
-                if ($registration->ticket()->ID() !== $prev_ticket) {
-                    $item_name = $registration->ticket()->name();
-                    $item_name .= $registration->ticket()->description() !== ''
-                        ? ' - ' . $registration->ticket()->description()
-                        : '';
-                    $copy_attendee_info_inputs[ 'spco_copy_attendee_chk[ticket-' . $registration->ticket()->ID(
-                    ) . ']' ] =
-                        new EE_Form_Section_HTML(
-                            '<h6 class="spco-copy-attendee-event-hdr">' . $item_name . '</h6>'
-                        );
-                    $prev_ticket = $registration->ticket()->ID();
-                }
-
-                $copy_attendee_info_inputs[ 'spco_copy_attendee_chk[' . $registration->ID() . ']' ] =
-                    new EE_Checkbox_Multi_Input(
-                        array(
-                            $registration->ID() => sprintf(
-                                esc_html_x('Attendee #%s', 'Attendee #123', 'event_espresso'),
-                                $registration->count()
-                            ),
-                        ),
-                        array(
-                            'html_id'                 => 'spco-copy-attendee-chk-' . $registration->reg_url_link(),
-                            'html_class'              => 'spco-copy-attendee-chk ee-do-not-validate',
-                            'display_html_label_text' => false,
-                        )
-                    );
-            }
-        }
-        return $copy_attendee_info_inputs;
-    }
-
-
-    /**
-     * @param EE_Registration $registration
-     * @return    EE_Form_Input_Base
-     * @throws EE_Error
-     */
-    private function _additional_primary_registrant_inputs(EE_Registration $registration)
-    {
-        // generate hidden input
-        return new EE_Hidden_Input(
-            array(
-                'html_id' => 'primary_registrant',
-                'default' => $registration->reg_url_link(),
-            )
-        );
-    }
-
-
-    /**
-     * @param EE_Registration $registration
-     * @param EE_Question     $question
-     * @return EE_Form_Input_Base
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function reg_form_question(EE_Registration $registration, EE_Question $question)
-    {
-
-        // if this question was for an attendee detail, then check for that answer
-        $answer_value = EEM_Answer::instance()->get_attendee_property_answer_value(
-            $registration,
-            $question->system_ID()
-        );
-        $answer = $answer_value === null
-            ? EEM_Answer::instance()->get_one(
-                array(array('QST_ID' => $question->ID(), 'REG_ID' => $registration->ID()))
-            )
-            : null;
-        // if NOT returning to edit an existing registration
-        // OR if this question is for an attendee property
-        // OR we still don't have an EE_Answer object
-        if ($answer_value || ! $answer instanceof EE_Answer || ! $registration->reg_url_link()) {
-            // create an EE_Answer object for storing everything in
-            $answer = EE_Answer::new_instance(
-                array(
-                    'QST_ID' => $question->ID(),
-                    'REG_ID' => $registration->ID(),
-                )
-            );
-        }
-        // verify instance
-        if ($answer instanceof EE_Answer) {
-            if (! empty($answer_value)) {
-                $answer->set('ANS_value', $answer_value);
-            }
-            $answer->cache('Question', $question);
-            // remember system ID had a bug where sometimes it could be null
-            $answer_cache_id = $question->is_system_question()
-                ? $question->system_ID() . '-' . $registration->reg_url_link()
-                : $question->ID() . '-' . $registration->reg_url_link();
-            $registration->cache('Answer', $answer, $answer_cache_id);
-        }
-        return $this->_generate_question_input($registration, $question, $answer);
-    }
-
-
-    /**
-     * @param EE_Registration $registration
-     * @param EE_Question     $question
-     * @param                 $answer
-     * @return EE_Form_Input_Base
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _generate_question_input(EE_Registration $registration, EE_Question $question, $answer)
-    {
-        $identifier = $question->is_system_question()
-            ? $question->system_ID()
-            : $question->ID();
-        $this->_required_questions[ $identifier ] = $question->required() ? true : false;
-        add_filter(
-            'FHEE__EE_Question__generate_form_input__country_options',
-            array($this, 'use_cached_countries_for_form_input'),
-            10,
-            4
-        );
-        add_filter(
-            'FHEE__EE_Question__generate_form_input__state_options',
-            array($this, 'use_cached_states_for_form_input'),
-            10,
-            4
-        );
-        $input_constructor_args = array(
-            'html_name'        => 'ee_reg_qstn[' . $registration->ID() . '][' . $identifier . ']',
-            'html_id'          => 'ee_reg_qstn-' . $registration->ID() . '-' . $identifier,
-            'html_class'       => 'ee-reg-qstn ee-reg-qstn-' . $identifier,
-            'html_label_id'    => 'ee_reg_qstn-' . $registration->ID() . '-' . $identifier,
-            'html_label_class' => 'ee-reg-qstn',
-        );
-        $input_constructor_args['html_label_id'] .= '-lbl';
-        if ($answer instanceof EE_Answer && $answer->ID()) {
-            $input_constructor_args['html_name'] .= '[' . $answer->ID() . ']';
-            $input_constructor_args['html_id'] .= '-' . $answer->ID();
-            $input_constructor_args['html_label_id'] .= '-' . $answer->ID();
-        }
-        $form_input = $question->generate_form_input(
-            $registration,
-            $answer,
-            $input_constructor_args
-        );
-        remove_filter(
-            'FHEE__EE_Question__generate_form_input__country_options',
-            array($this, 'use_cached_countries_for_form_input')
-        );
-        remove_filter(
-            'FHEE__EE_Question__generate_form_input__state_options',
-            array($this, 'use_cached_states_for_form_input')
-        );
-        return $form_input;
-    }
-
-
-    /**
-     * Gets the list of countries for the form input
-     *
-     * @param array|null      $countries_list
-     * @param EE_Question     $question
-     * @param EE_Registration $registration
-     * @param EE_Answer       $answer
-     * @return array 2d keys are country IDs, values are their names
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function use_cached_countries_for_form_input(
-        $countries_list,
-        EE_Question $question = null,
-        EE_Registration $registration = null,
-        EE_Answer $answer = null
-    ) {
-        $country_options = array('' => '');
-        // get possibly cached list of countries
-        $countries = $this->checkout->action === 'process_reg_step'
-            ? EEM_Country::instance()->get_all_countries()
-            : EEM_Country::instance()->get_all_active_countries();
-        if (! empty($countries)) {
-            foreach ($countries as $country) {
-                if ($country instanceof EE_Country) {
-                    $country_options[ $country->ID() ] = $country->name();
-                }
-            }
-        }
-        if ($question instanceof EE_Question && $registration instanceof EE_Registration) {
-            $answer = EEM_Answer::instance()->get_one(
-                array(array('QST_ID' => $question->ID(), 'REG_ID' => $registration->ID()))
-            );
-        } else {
-            $answer = EE_Answer::new_instance();
-        }
-        $country_options = apply_filters(
-            'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__country_options',
-            $country_options,
-            $this,
-            $registration,
-            $question,
-            $answer
-        );
-        return $country_options;
-    }
-
-
-    /**
-     * Gets the list of states for the form input
-     *
-     * @param array|null      $states_list
-     * @param EE_Question     $question
-     * @param EE_Registration $registration
-     * @param EE_Answer       $answer
-     * @return array 2d keys are state IDs, values are their names
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    public function use_cached_states_for_form_input(
-        $states_list,
-        EE_Question $question = null,
-        EE_Registration $registration = null,
-        EE_Answer $answer = null
-    ) {
-        $state_options = array('' => array('' => ''));
-        $states = $this->checkout->action === 'process_reg_step'
-            ? EEM_State::instance()->get_all_states()
-            : EEM_State::instance()->get_all_active_states();
-        if (! empty($states)) {
-            foreach ($states as $state) {
-                if ($state instanceof EE_State) {
-                    $state_options[ $state->country()->name() ][ $state->ID() ] = $state->name();
-                }
-            }
-        }
-        $state_options = apply_filters(
-            'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__state_options',
-            $state_options,
-            $this,
-            $registration,
-            $question,
-            $answer
-        );
-        return $state_options;
-    }
-
-
-    /********************************************************************************************************/
-    /****************************************  PROCESS REG STEP  ****************************************/
-    /********************************************************************************************************/
-
-
-    /**
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function process_reg_step()
-    {
-        do_action('AHEE_log', __FILE__, __FUNCTION__, '');
-        // grab validated data from form
-        $valid_data = $this->checkout->current_step->valid_data();
-        // EEH_Debug_Tools::printr( $_REQUEST, '$_REQUEST', __FILE__, __LINE__ );
-        // EEH_Debug_Tools::printr( $valid_data, '$valid_data', __FILE__, __LINE__ );
-        // if we don't have any $valid_data then something went TERRIBLY WRONG !!!
-        if (empty($valid_data)) {
-            EE_Error::add_error(
-                esc_html__('No valid question responses were received.', 'event_espresso'),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        if (! $this->checkout->transaction instanceof EE_Transaction || ! $this->checkout->continue_reg) {
-            EE_Error::add_error(
-                esc_html__(
-                    'A valid transaction could not be initiated for processing your registrations.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        // get cached registrations
-        $registrations = $this->checkout->transaction->registrations($this->checkout->reg_cache_where_params);
-        // verify we got the goods
-        if (empty($registrations)) {
-            // combine the old translated string with a new one, in order to not break translations
-            $error_message = esc_html__(
-                'Your form data could not be applied to any valid registrations.',
-                'event_espresso'
-            )
-            . sprintf(
-                esc_html_x(
-                    '%3$sThis can sometimes happen if too much time has been taken to complete the registration process.%3$sPlease return to the %1$sEvent List%2$s and reselect your tickets. If the problem continues, please contact the site administrator.',
-                    '(line break)This can sometimes happen if too much time has been taken to complete the registration process.(line break)Please return to the (link)Event List(end link) and reselect your tickets. If the problem continues, please contact the site administrator.',
-                    'event_espresso'
-                ),
-                '<a href="' . get_post_type_archive_link('espresso_events') . '" >',
-                '</a>',
-                '<br />'
-            );
-            EE_Error::add_error(
-                $error_message,
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        // extract attendee info from form data and save to model objects
-        $registrations_processed = $this->_process_registrations($registrations, $valid_data);
-        // if first pass thru SPCO,
-        // then let's check processed registrations against the total number of tickets in the cart
-        if ($registrations_processed === false) {
-            // but return immediately if the previous step exited early due to errors
-            return false;
-        }
-        if (! $this->checkout->revisit && $registrations_processed !== $this->checkout->total_ticket_count) {
-            // generate a correctly translated string for all possible singular/plural combinations
-            if ($this->checkout->total_ticket_count === 1 && $registrations_processed !== 1) {
-                $error_msg = sprintf(
-                    esc_html_x(
-                        'There was %1$d ticket in the Event Queue, but %2$ds registrations were processed',
-                        'There was 1 ticket in the Event Queue, but 2 registrations were processed',
-                        'event_espresso'
-                    ),
-                    $this->checkout->total_ticket_count,
-                    $registrations_processed
-                );
-            } elseif ($this->checkout->total_ticket_count !== 1 && $registrations_processed === 1) {
-                $error_msg = sprintf(
-                    esc_html_x(
-                        'There was a total of %1$d tickets in the Event Queue, but only %2$ds registration was processed',
-                        'There was a total of 2 tickets in the Event Queue, but only 1 registration was processed',
-                        'event_espresso'
-                    ),
-                    $this->checkout->total_ticket_count,
-                    $registrations_processed
-                );
-            } else {
-                $error_msg = sprintf(
-                    esc_html__(
-                        'There was a total of 2 tickets in the Event Queue, but 2 registrations were processed',
-                        'event_espresso'
-                    ),
-                    $this->checkout->total_ticket_count,
-                    $registrations_processed
-                );
-            }
-            EE_Error::add_error($error_msg, __FILE__, __FUNCTION__, __LINE__);
-            return false;
-        }
-        // mark this reg step as completed
-        $this->set_completed();
-        $this->_set_success_message(
-            esc_html__('The Attendee Information Step has been successfully completed.', 'event_espresso')
-        );
-        // do action in case a plugin wants to do something with the data submitted in step 1.
-        // passes EE_Single_Page_Checkout, and it's posted data
-        do_action('AHEE__EE_Single_Page_Checkout__process_attendee_information__end', $this, $valid_data);
-        return true;
-    }
-
-
-    /**
-     *    _process_registrations
-     *
-     * @param EE_Registration[] $registrations
-     * @param array[][]         $valid_data
-     * @return bool|int
-     * @throws EntityNotFoundException
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _process_registrations($registrations = array(), $valid_data = array())
-    {
-        // load resources and set some defaults
-        EE_Registry::instance()->load_model('Attendee');
-        // holder for primary registrant attendee object
-        $this->checkout->primary_attendee_obj = null;
-        // array for tracking reg form data for the primary registrant
-        $primary_registrant = array(
-            'line_item_id' => null,
-        );
-        $copy_primary = false;
-        // reg form sections that do not contain inputs
-        $non_input_form_sections = array(
-            'primary_registrant',
-            'additional_attendee_reg_info',
-            'spco_copy_attendee_chk',
-        );
-        // attendee counter
-        $att_nmbr = 0;
-        // grab the saved registrations from the transaction
-        foreach ($registrations as $registration) {
-            // verify EE_Registration object
-            if (! $registration instanceof EE_Registration) {
-                EE_Error::add_error(
-                    esc_html__(
-                        'An invalid Registration object was discovered when attempting to process your registration information.',
-                        'event_espresso'
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                return false;
-            }
-            /** @var string $reg_url_link */
-            $reg_url_link = $registration->reg_url_link();
-            // reg_url_link exists ?
-            if (! empty($reg_url_link)) {
-                // should this registration be processed during this visit ?
-                if ($this->checkout->visit_allows_processing_of_this_registration($registration)) {
-                    // if NOT revisiting, then let's save the registration now,
-                    // so that we have a REG_ID to use when generating other objects
-                    if (! $this->checkout->revisit) {
-                        $registration->save();
-                    }
-                    /**
-                     * This allows plugins to trigger a fail on processing of a
-                     * registration for any conditions they may have for it to pass.
-                     *
-                     * @var bool   if true is returned by the plugin then the
-                     *            registration processing is halted.
-                     */
-                    if (apply_filters(
-                        'FHEE__EE_SPCO_Reg_Step_Attendee_Information___process_registrations__pre_registration_process',
-                        false,
-                        $att_nmbr,
-                        $registration,
-                        $registrations,
-                        $valid_data,
-                        $this
-                    )) {
-                        return false;
-                    }
-
-                    // Houston, we have a registration!
-                    $att_nmbr++;
-                    $this->_attendee_data[ $reg_url_link ] = array();
-                    // grab any existing related answer objects
-                    $this->_registration_answers = $registration->answers();
-                    // unset( $valid_data[ $reg_url_link ]['additional_attendee_reg_info'] );
-                    if (isset($valid_data[ $reg_url_link ])) {
-                        // do we need to copy basic info from primary attendee ?
-                        $copy_primary = isset($valid_data[ $reg_url_link ]['additional_attendee_reg_info'])
-                                        && absint($valid_data[ $reg_url_link ]['additional_attendee_reg_info']) === 0;
-                        // filter form input data for this registration
-                        $valid_data[ $reg_url_link ] = (array) apply_filters(
-                            'FHEE__EE_Single_Page_Checkout__process_attendee_information__valid_data_line_item',
-                            $valid_data[ $reg_url_link ]
-                        );
-                        if (isset($valid_data['primary_attendee'])) {
-                            $primary_registrant['line_item_id'] = ! empty($valid_data['primary_attendee'])
-                                ? $valid_data['primary_attendee']
-                                : false;
-                            unset($valid_data['primary_attendee']);
-                        }
-                        // now loop through our array of valid post data && process attendee reg forms
-                        foreach ($valid_data[ $reg_url_link ] as $form_section => $form_inputs) {
-                            if (! in_array($form_section, $non_input_form_sections, true)) {
-                                foreach ($form_inputs as $form_input => $input_value) {
-                                    // \EEH_Debug_Tools::printr( $input_value, $form_input, __FILE__, __LINE__ );
-                                    // check for critical inputs
-                                    if (! $this->_verify_critical_attendee_details_are_set_and_validate_email(
-                                        $form_input,
-                                        $input_value
-                                    )
-                                    ) {
-                                        return false;
-                                    }
-                                    // store a bit of data about the primary attendee
-                                    if ($att_nmbr === 1
-                                        && ! empty($input_value)
-                                        && $reg_url_link === $primary_registrant['line_item_id']
-                                    ) {
-                                        $primary_registrant[ $form_input ] = $input_value;
-                                    } elseif ($copy_primary
-                                              && $input_value === null
-                                              && isset($primary_registrant[ $form_input ])
-                                    ) {
-                                        $input_value = $primary_registrant[ $form_input ];
-                                    }
-                                    // now attempt to save the input data
-                                    if (! $this->_save_registration_form_input(
-                                        $registration,
-                                        $form_input,
-                                        $input_value
-                                    )
-                                    ) {
-                                        EE_Error::add_error(
-                                            sprintf(
-                                                esc_html_x(
-                                                    'Unable to save registration form data for the form input: "%1$s" with the submitted value: "%2$s"',
-                                                    'Unable to save registration form data for the form input: "form input name" with the submitted value: "form input value"',
-                                                    'event_espresso'
-                                                ),
-                                                $form_input,
-                                                $input_value
-                                            ),
-                                            __FILE__,
-                                            __FUNCTION__,
-                                            __LINE__
-                                        );
-                                        return false;
-                                    }
-                                }
-                            }
-                        }  // end of foreach ( $valid_data[ $reg_url_link ] as $form_section => $form_inputs )
-                    }
-                    // EEH_Debug_Tools::printr( $this->_attendee_data, '$this->_attendee_data', __FILE__, __LINE__ );
-                    // this registration does not require additional attendee information ?
-                    if ($copy_primary
-                        && $att_nmbr > 1
-                        && $this->checkout->primary_attendee_obj instanceof EE_Attendee
-                    ) {
-                        // just copy the primary registrant
-                        $attendee = $this->checkout->primary_attendee_obj;
-                    } else {
-                        // ensure critical details are set for additional attendees
-                        $this->_attendee_data[ $reg_url_link ] = $att_nmbr > 1
-                            ? $this->_copy_critical_attendee_details_from_primary_registrant(
-                                $this->_attendee_data[ $reg_url_link ]
-                            )
-                            : $this->_attendee_data[ $reg_url_link ];
-                        // execute create attendee command (which may return an existing attendee)
-                        $attendee = EE_Registry::instance()->BUS->execute(
-                            new CreateAttendeeCommand(
-                                $this->_attendee_data[ $reg_url_link ],
-                                $registration
-                            )
-                        );
-                        // who's #1 ?
-                        if ($att_nmbr === 1) {
-                            $this->checkout->primary_attendee_obj = $attendee;
-                        }
-                    }
-                    // EEH_Debug_Tools::printr( $attendee, '$attendee', __FILE__, __LINE__ );
-                    // add relation to registration, set attendee ID, and cache attendee
-                    $this->_associate_attendee_with_registration($registration, $attendee);
-                    // \EEH_Debug_Tools::printr( $registration, '$registration', __FILE__, __LINE__ );
-                    if (! $registration->attendee() instanceof EE_Attendee) {
-                        EE_Error::add_error(
-                            sprintf(
-                                esc_html_x(
-                                    'Registration %s has an invalid or missing Attendee object.',
-                                    'Registration 123-456-789 has an invalid or missing Attendee object.',
-                                    'event_espresso'
-                                ),
-                                $reg_url_link
-                            ),
-                            __FILE__,
-                            __FUNCTION__,
-                            __LINE__
-                        );
-                        return false;
-                    }
-                    /** @type EE_Registration_Processor $registration_processor */
-                    $registration_processor = EE_Registry::instance()->load_class('Registration_Processor');
-                    // at this point, we should have enough details about the registrant to consider the registration
-                    // NOT incomplete
-                    $registration_processor->toggle_incomplete_registration_status_to_default(
-                        $registration,
-                        false,
-                        new Context(
-                            'spco_reg_step_attendee_information_process_registrations',
-                            esc_html__(
-                                'Finished populating registration with details from the registration form after submitting the Attendee Information Reg Step.',
-                                'event_espresso'
-                            )
-                        )
-                    );
-                    // we can also consider the TXN to not have been failed, so temporarily upgrade it's status to
-                    // abandoned
-                    $this->checkout->transaction->toggle_failed_transaction_status();
-                    // if we've gotten this far, then let's save what we have
-                    $registration->save();
-                    // add relation between TXN and registration
-                    $this->_associate_registration_with_transaction($registration);
-                }
-            } else {
-                EE_Error::add_error(
-                    esc_html__(
-                        'An invalid or missing line item ID was encountered while attempting to process the registration form.',
-                        'event_espresso'
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                // remove malformed data
-                unset($valid_data[ $reg_url_link ]);
-                return false;
-            }
-        } // end of foreach ( $this->checkout->transaction->registrations()  as $registration )
-        return $att_nmbr;
-    }
-
-
-    /**
-     *    _save_registration_form_input
-     *
-     * @param EE_Registration $registration
-     * @param string          $form_input
-     * @param string          $input_value
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     * @throws ReflectionException
-     */
-    private function _save_registration_form_input(
-        EE_Registration $registration,
-        $form_input = '',
-        $input_value = ''
-    ) {
-        // \EEH_Debug_Tools::printr( __FUNCTION__, __CLASS__, __FILE__, __LINE__, 2 );
-        // \EEH_Debug_Tools::printr( $form_input, '$form_input', __FILE__, __LINE__ );
-        // \EEH_Debug_Tools::printr( $input_value, '$input_value', __FILE__, __LINE__ );
-        // allow for plugins to hook in and do their own processing of the form input.
-        // For plugins to bypass normal processing here, they just need to return a boolean value.
-        if (apply_filters(
-            'FHEE__EE_SPCO_Reg_Step_Attendee_Information___save_registration_form_input',
-            false,
-            $registration,
-            $form_input,
-            $input_value,
-            $this
-        )) {
-            return true;
-        }
-        /*
+		$this->_print_copy_info = $reg_config->copyAttendeeInfo();
+		$primary_registrant = null;
+		// autoload Line_Item_Display classes
+		EEH_Autoloader::register_line_item_display_autoloaders();
+		$Line_Item_Display = new EE_Line_Item_Display();
+		// calculate taxes
+		$Line_Item_Display->display_line_item(
+			$this->checkout->cart->get_grand_total(),
+			array('set_tax_rate' => true)
+		);
+		/** @var $subsections EE_Form_Section_Proper[] */
+		$extra_inputs_section = $this->reg_step_hidden_inputs();
+		$subsections = array(
+			'default_hidden_inputs' => $extra_inputs_section,
+		);
+
+		// if this isn't a revisit, and they have the privacy consent box enalbed, add it
+		if (! $this->checkout->revisit && $reg_config->isConsentCheckboxEnabled()) {
+			$extra_inputs_section->add_subsections(
+				array(
+					'consent_box' => new EE_Form_Section_Proper(
+						array(
+							'layout_strategy' =>
+								new EE_Template_Layout(
+									array(
+										'input_template_file' => SPCO_REG_STEPS_PATH . $this->_slug . '/privacy_consent.template.php',
+									)
+								),
+							'subsections'     => array(
+								'consent' => new EE_Checkbox_Multi_Input(
+									array(
+										'consent' => $reg_config->getConsentCheckboxLabelText(),
+									),
+									array(
+										'required'                          => true,
+										'required_validation_error_message' => esc_html__(
+											'You must consent to these terms in order to register.',
+											'event_espresso'
+										),
+										'html_label_text'                   => '',
+									)
+								),
+							),
+						)
+					),
+				),
+				null,
+				false
+			);
+		}
+		$template_args = array(
+			'revisit'       => $this->checkout->revisit,
+			'registrations' => array(),
+			'ticket_count'  => array(),
+		);
+		// grab the saved registrations from the transaction
+		$registrations = $this->checkout->transaction->registrations($this->checkout->reg_cache_where_params);
+		if ($registrations) {
+			foreach ($registrations as $registration) {
+				// can this registration be processed during this visit ?
+				if ($registration instanceof EE_Registration
+					&& $this->checkout->visit_allows_processing_of_this_registration($registration)
+				) {
+					$subsections[ $registration->reg_url_link() ] = $this->_registrations_reg_form($registration);
+					if (! $this->checkout->admin_request) {
+						$template_args['registrations'][ $registration->reg_url_link() ] = $registration;
+						$template_args['ticket_count'][ $registration->ticket()->ID() ] = isset(
+							$template_args['ticket_count'][ $registration->ticket()->ID() ]
+						)
+							? $template_args['ticket_count'][ $registration->ticket()->ID() ] + 1
+							: 1;
+						$ticket_line_item = EEH_Line_Item::get_line_items_by_object_type_and_IDs(
+							$this->checkout->cart->get_grand_total(),
+							'Ticket',
+							array($registration->ticket()->ID())
+						);
+						$ticket_line_item = is_array($ticket_line_item)
+							? reset($ticket_line_item)
+							: $ticket_line_item;
+						$template_args['ticket_line_item'][ $registration->ticket()->ID() ] =
+							$Line_Item_Display->display_line_item($ticket_line_item);
+					}
+					if ($registration->is_primary_registrant()) {
+						$primary_registrant = $registration->reg_url_link();
+					}
+				}
+			}
+			if ($primary_registrant && ! $this->checkout->admin_request && count($registrations) > 1) {
+				$copy_options['spco_copy_attendee_chk'] = $this->_print_copy_info
+					? $this->_copy_attendee_info_form()
+					: $this->_auto_copy_attendee_info();
+				// generate hidden input
+				if (isset($subsections[ $primary_registrant ])
+					&& $subsections[ $primary_registrant ] instanceof EE_Form_Section_Proper
+				) {
+					$subsections[ $primary_registrant ]->add_subsections(
+						$copy_options,
+						'primary_registrant',
+						false
+					);
+				}
+			}
+		}
+		return new EE_Form_Section_Proper(
+			array(
+				'name'            => $this->reg_form_name(),
+				'html_id'         => $this->reg_form_name(),
+				'subsections'     => $subsections,
+				'layout_strategy' => $this->checkout->admin_request
+					?
+					new EE_Div_Per_Section_Layout()
+					:
+					new EE_Template_Layout(
+						array(
+							'layout_template_file' => $this->_template, // layout_template
+							'template_args'        => $template_args,
+						)
+					),
+			)
+		);
+	}
+
+
+	/**
+	 * @param EE_Registration $registration
+	 * @return EE_Form_Section_Base
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws EntityNotFoundException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	private function _registrations_reg_form(EE_Registration $registration)
+	{
+		static $attendee_nmbr = 1;
+		$form_args = array();
+		// verify that registration has valid event
+		if ($registration->event() instanceof EE_Event) {
+			$field_name = 'Event_Question_Group.'
+				. EEM_Event_Question_Group::instance()->fieldNameForContext(
+					$registration->is_primary_registrant()
+				);
+			$question_groups = $registration->event()->question_groups(
+				apply_filters(
+					// @codingStandardsIgnoreStart
+					'FHEE__EE_SPCO_Reg_Step_Attendee_Information___registrations_reg_form__question_groups_query_parameters',
+					// @codingStandardsIgnoreEnd
+					[
+						[
+							'Event.EVT_ID'                     => $registration->event()->ID(),
+							$field_name => true,
+						],
+						'order_by' => ['QSG_order' => 'ASC'],
+					],
+					$registration,
+					$this
+				)
+			);
+			if ($question_groups) {
+				// array of params to pass to parent constructor
+				$form_args = array(
+					'html_id'         => 'ee-registration-' . $registration->reg_url_link(),
+					'html_class'      => 'ee-reg-form-attendee-dv',
+					'html_style'      => $this->checkout->admin_request
+						? 'padding:0em 2em 1em; margin:3em 0 0; border:1px solid #ddd;'
+						: '',
+					'subsections'     => array(),
+					'layout_strategy' => new EE_Fieldset_Section_Layout(
+						array(
+							'legend_class' => 'spco-attendee-lgnd smaller-text lt-grey-text',
+							'legend_text'  => sprintf(
+								esc_html_x(
+									'Attendee %d',
+									'Attendee 123',
+									'event_espresso'
+								),
+								$attendee_nmbr
+							),
+						)
+					),
+				);
+				foreach ($question_groups as $question_group) {
+					if ($question_group instanceof EE_Question_Group) {
+						$form_args['subsections'][ $question_group->identifier() ] = $this->_question_group_reg_form(
+							$registration,
+							$question_group
+						);
+					}
+				}
+				// add hidden input
+				$form_args['subsections']['additional_attendee_reg_info'] = $this->_additional_attendee_reg_info_input(
+					$registration
+				);
+
+				/**
+				 * @var $reg_config EE_Registration_Config
+				 */
+				$reg_config = LoaderFactory::getLoader()->getShared('EE_Registration_Config');
+
+				// if we have question groups for additional attendees, then display the copy options
+				$this->_print_copy_info = $attendee_nmbr > 1 ? $reg_config->copyAttendeeInfo() : false;
+				if ($registration->is_primary_registrant()) {
+					// generate hidden input
+					$form_args['subsections']['primary_registrant'] = $this->_additional_primary_registrant_inputs(
+						$registration
+					);
+				}
+			}
+		}
+		$attendee_nmbr++;
+		return ! empty($form_args)
+			? new EE_Form_Section_Proper($form_args)
+			: new EE_Form_Section_HTML();
+	}
+
+
+	/**
+	 * @param EE_Registration $registration
+	 * @param bool            $additional_attendee_reg_info
+	 * @return EE_Form_Input_Base
+	 * @throws EE_Error
+	 */
+	private function _additional_attendee_reg_info_input(
+		EE_Registration $registration,
+		$additional_attendee_reg_info = true
+	) {
+		// generate hidden input
+		return new EE_Hidden_Input(
+			array(
+				'html_id' => 'additional-attendee-reg-info-' . $registration->reg_url_link(),
+				'default' => $additional_attendee_reg_info,
+			)
+		);
+	}
+
+
+	/**
+	 * @param EE_Registration   $registration
+	 * @param EE_Question_Group $question_group
+	 * @return EE_Form_Section_Proper
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	private function _question_group_reg_form(EE_Registration $registration, EE_Question_Group $question_group)
+	{
+		// array of params to pass to parent constructor
+		$form_args = array(
+			'html_id'         => 'ee-reg-form-qstn-grp-' . $question_group->identifier() . '-' . $registration->ID(),
+			'html_class'      => $this->checkout->admin_request
+				? 'form-table ee-reg-form-qstn-grp-dv'
+				: 'ee-reg-form-qstn-grp-dv',
+			'html_label_id'   => 'ee-reg-form-qstn-grp-' . $question_group->identifier() . '-'
+								 . $registration->ID() . '-lbl',
+			'subsections'     => array(
+				'reg_form_qstn_grp_hdr' => $this->_question_group_header($question_group),
+			),
+			'layout_strategy' => $this->checkout->admin_request
+				? new EE_Admin_Two_Column_Layout()
+				: new EE_Div_Per_Section_Layout(),
+		);
+		// where params
+		$query_params = array('QST_deleted' => 0);
+		// don't load admin only questions on the frontend
+		if (! $this->checkout->admin_request) {
+			$query_params['QST_admin_only'] = array('!=', true);
+		}
+		$questions = $question_group->get_many_related(
+			'Question',
+			apply_filters(
+				'FHEE__EE_SPCO_Reg_Step_Attendee_Information___question_group_reg_form__related_questions_query_params',
+				array(
+					$query_params,
+					'order_by' => array(
+						'Question_Group_Question.QGQ_order' => 'ASC',
+					),
+				),
+				$question_group,
+				$registration,
+				$this
+			)
+		);
+		// filter for additional content before questions
+		$form_args['subsections']['reg_form_questions_before'] = new EE_Form_Section_HTML(
+			apply_filters(
+				'FHEE__EEH_Form_Fields__generate_question_groups_html__before_question_group_questions',
+				'',
+				$registration,
+				$question_group,
+				$this
+			)
+		);
+		// loop thru questions
+		foreach ($questions as $question) {
+			if ($question instanceof EE_Question) {
+				$identifier = $question->is_system_question()
+					? $question->system_ID()
+					: $question->ID();
+				$form_args['subsections'][ $identifier ] = $this->reg_form_question($registration, $question);
+			}
+		}
+		$form_args['subsections'] = apply_filters(
+			'FHEE__EE_SPCO_Reg_Step_Attendee_Information__question_group_reg_form__subsections_array',
+			$form_args['subsections'],
+			$registration,
+			$question_group,
+			$this
+		);
+		// filter for additional content after questions
+		$form_args['subsections']['reg_form_questions_after'] = new EE_Form_Section_HTML(
+			apply_filters(
+				'FHEE__EEH_Form_Fields__generate_question_groups_html__after_question_group_questions',
+				'',
+				$registration,
+				$question_group,
+				$this
+			)
+		);
+		// d($form_args);
+		$question_group_reg_form = new EE_Form_Section_Proper($form_args);
+		return apply_filters(
+			'FHEE__EE_SPCO_Reg_Step_Attendee_Information___question_group_reg_form__question_group_reg_form',
+			$question_group_reg_form,
+			$registration,
+			$question_group,
+			$this
+		);
+	}
+
+
+	/**
+	 * @param EE_Question_Group $question_group
+	 * @return    EE_Form_Section_HTML
+	 */
+	private function _question_group_header(EE_Question_Group $question_group)
+	{
+		$html = '';
+		// group_name
+		if ($question_group->show_group_name() && $question_group->name() !== '') {
+			if ($this->checkout->admin_request) {
+				$html .= EEH_HTML::br();
+				$html .= EEH_HTML::h3(
+					$question_group->name(),
+					'',
+					'ee-reg-form-qstn-grp-title title',
+					'font-size: 1.3em; padding-left:0;'
+				);
+			} else {
+				$html .= EEH_HTML::h4(
+					$question_group->name(),
+					'',
+					'ee-reg-form-qstn-grp-title section-title'
+				);
+			}
+		}
+		// group_desc
+		if ($question_group->show_group_desc() && $question_group->desc() !== '') {
+			$html .= EEH_HTML::p(
+				$question_group->desc(),
+				'',
+				$this->checkout->admin_request
+					? 'ee-reg-form-qstn-grp-desc-pg'
+					: 'ee-reg-form-qstn-grp-desc-pg small-text lt-grey-text'
+			);
+		}
+		return new EE_Form_Section_HTML($html);
+	}
+
+
+	/**
+	 * @return    EE_Form_Section_Proper
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _copy_attendee_info_form()
+	{
+		// array of params to pass to parent constructor
+		return new EE_Form_Section_Proper(
+			array(
+				'subsections'     => $this->_copy_attendee_info_inputs(),
+				'layout_strategy' => new EE_Template_Layout(
+					array(
+						'layout_template_file'     => SPCO_REG_STEPS_PATH
+													  . $this->_slug
+													  . '/copy_attendee_info.template.php',
+						'begin_template_file'      => null,
+						'input_template_file'      => null,
+						'subsection_template_file' => null,
+						'end_template_file'        => null,
+					)
+				),
+			)
+		);
+	}
+
+
+	/**
+	 * @return EE_Form_Section_HTML
+	 * @throws DomainException
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _auto_copy_attendee_info()
+	{
+		return new EE_Form_Section_HTML(
+			EEH_Template::locate_template(
+				SPCO_REG_STEPS_PATH . $this->_slug . '/_auto_copy_attendee_info.template.php',
+				apply_filters(
+					'FHEE__EE_SPCO_Reg_Step_Attendee_Information__auto_copy_attendee_info__template_args',
+					array()
+				),
+				true,
+				true
+			)
+		);
+	}
+
+
+	/**
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _copy_attendee_info_inputs()
+	{
+		$copy_attendee_info_inputs = array();
+		$prev_ticket = null;
+		// grab the saved registrations from the transaction
+		$registrations = $this->checkout->transaction->registrations($this->checkout->reg_cache_where_params);
+		foreach ($registrations as $registration) {
+			// for all  attendees other than the primary attendee
+			if ($registration instanceof EE_Registration && ! $registration->is_primary_registrant()) {
+				// if this is a new ticket OR if this is the very first additional attendee after the primary attendee
+				if ($registration->ticket()->ID() !== $prev_ticket) {
+					$item_name = $registration->ticket()->name();
+					$item_name .= $registration->ticket()->description() !== ''
+						? ' - ' . $registration->ticket()->description()
+						: '';
+					$copy_attendee_info_inputs[ 'spco_copy_attendee_chk[ticket-' . $registration->ticket()->ID(
+					) . ']' ] =
+						new EE_Form_Section_HTML(
+							'<h6 class="spco-copy-attendee-event-hdr">' . $item_name . '</h6>'
+						);
+					$prev_ticket = $registration->ticket()->ID();
+				}
+
+				$copy_attendee_info_inputs[ 'spco_copy_attendee_chk[' . $registration->ID() . ']' ] =
+					new EE_Checkbox_Multi_Input(
+						array(
+							$registration->ID() => sprintf(
+								esc_html_x('Attendee #%s', 'Attendee #123', 'event_espresso'),
+								$registration->count()
+							),
+						),
+						array(
+							'html_id'                 => 'spco-copy-attendee-chk-' . $registration->reg_url_link(),
+							'html_class'              => 'spco-copy-attendee-chk ee-do-not-validate',
+							'display_html_label_text' => false,
+						)
+					);
+			}
+		}
+		return $copy_attendee_info_inputs;
+	}
+
+
+	/**
+	 * @param EE_Registration $registration
+	 * @return    EE_Form_Input_Base
+	 * @throws EE_Error
+	 */
+	private function _additional_primary_registrant_inputs(EE_Registration $registration)
+	{
+		// generate hidden input
+		return new EE_Hidden_Input(
+			array(
+				'html_id' => 'primary_registrant',
+				'default' => $registration->reg_url_link(),
+			)
+		);
+	}
+
+
+	/**
+	 * @param EE_Registration $registration
+	 * @param EE_Question     $question
+	 * @return EE_Form_Input_Base
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function reg_form_question(EE_Registration $registration, EE_Question $question)
+	{
+
+		// if this question was for an attendee detail, then check for that answer
+		$answer_value = EEM_Answer::instance()->get_attendee_property_answer_value(
+			$registration,
+			$question->system_ID()
+		);
+		$answer = $answer_value === null
+			? EEM_Answer::instance()->get_one(
+				array(array('QST_ID' => $question->ID(), 'REG_ID' => $registration->ID()))
+			)
+			: null;
+		// if NOT returning to edit an existing registration
+		// OR if this question is for an attendee property
+		// OR we still don't have an EE_Answer object
+		if ($answer_value || ! $answer instanceof EE_Answer || ! $registration->reg_url_link()) {
+			// create an EE_Answer object for storing everything in
+			$answer = EE_Answer::new_instance(
+				array(
+					'QST_ID' => $question->ID(),
+					'REG_ID' => $registration->ID(),
+				)
+			);
+		}
+		// verify instance
+		if ($answer instanceof EE_Answer) {
+			if (! empty($answer_value)) {
+				$answer->set('ANS_value', $answer_value);
+			}
+			$answer->cache('Question', $question);
+			// remember system ID had a bug where sometimes it could be null
+			$answer_cache_id = $question->is_system_question()
+				? $question->system_ID() . '-' . $registration->reg_url_link()
+				: $question->ID() . '-' . $registration->reg_url_link();
+			$registration->cache('Answer', $answer, $answer_cache_id);
+		}
+		return $this->_generate_question_input($registration, $question, $answer);
+	}
+
+
+	/**
+	 * @param EE_Registration $registration
+	 * @param EE_Question     $question
+	 * @param                 $answer
+	 * @return EE_Form_Input_Base
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _generate_question_input(EE_Registration $registration, EE_Question $question, $answer)
+	{
+		$identifier = $question->is_system_question()
+			? $question->system_ID()
+			: $question->ID();
+		$this->_required_questions[ $identifier ] = $question->required() ? true : false;
+		add_filter(
+			'FHEE__EE_Question__generate_form_input__country_options',
+			array($this, 'use_cached_countries_for_form_input'),
+			10,
+			4
+		);
+		add_filter(
+			'FHEE__EE_Question__generate_form_input__state_options',
+			array($this, 'use_cached_states_for_form_input'),
+			10,
+			4
+		);
+		$input_constructor_args = array(
+			'html_name'        => 'ee_reg_qstn[' . $registration->ID() . '][' . $identifier . ']',
+			'html_id'          => 'ee_reg_qstn-' . $registration->ID() . '-' . $identifier,
+			'html_class'       => 'ee-reg-qstn ee-reg-qstn-' . $identifier,
+			'html_label_id'    => 'ee_reg_qstn-' . $registration->ID() . '-' . $identifier,
+			'html_label_class' => 'ee-reg-qstn',
+		);
+		$input_constructor_args['html_label_id'] .= '-lbl';
+		if ($answer instanceof EE_Answer && $answer->ID()) {
+			$input_constructor_args['html_name'] .= '[' . $answer->ID() . ']';
+			$input_constructor_args['html_id'] .= '-' . $answer->ID();
+			$input_constructor_args['html_label_id'] .= '-' . $answer->ID();
+		}
+		$form_input = $question->generate_form_input(
+			$registration,
+			$answer,
+			$input_constructor_args
+		);
+		remove_filter(
+			'FHEE__EE_Question__generate_form_input__country_options',
+			array($this, 'use_cached_countries_for_form_input')
+		);
+		remove_filter(
+			'FHEE__EE_Question__generate_form_input__state_options',
+			array($this, 'use_cached_states_for_form_input')
+		);
+		return $form_input;
+	}
+
+
+	/**
+	 * Gets the list of countries for the form input
+	 *
+	 * @param array|null      $countries_list
+	 * @param EE_Question     $question
+	 * @param EE_Registration $registration
+	 * @param EE_Answer       $answer
+	 * @return array 2d keys are country IDs, values are their names
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function use_cached_countries_for_form_input(
+		$countries_list,
+		EE_Question $question = null,
+		EE_Registration $registration = null,
+		EE_Answer $answer = null
+	) {
+		$country_options = array('' => '');
+		// get possibly cached list of countries
+		$countries = $this->checkout->action === 'process_reg_step'
+			? EEM_Country::instance()->get_all_countries()
+			: EEM_Country::instance()->get_all_active_countries();
+		if (! empty($countries)) {
+			foreach ($countries as $country) {
+				if ($country instanceof EE_Country) {
+					$country_options[ $country->ID() ] = $country->name();
+				}
+			}
+		}
+		if ($question instanceof EE_Question && $registration instanceof EE_Registration) {
+			$answer = EEM_Answer::instance()->get_one(
+				array(array('QST_ID' => $question->ID(), 'REG_ID' => $registration->ID()))
+			);
+		} else {
+			$answer = EE_Answer::new_instance();
+		}
+		$country_options = apply_filters(
+			'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__country_options',
+			$country_options,
+			$this,
+			$registration,
+			$question,
+			$answer
+		);
+		return $country_options;
+	}
+
+
+	/**
+	 * Gets the list of states for the form input
+	 *
+	 * @param array|null      $states_list
+	 * @param EE_Question     $question
+	 * @param EE_Registration $registration
+	 * @param EE_Answer       $answer
+	 * @return array 2d keys are state IDs, values are their names
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	public function use_cached_states_for_form_input(
+		$states_list,
+		EE_Question $question = null,
+		EE_Registration $registration = null,
+		EE_Answer $answer = null
+	) {
+		$state_options = array('' => array('' => ''));
+		$states = $this->checkout->action === 'process_reg_step'
+			? EEM_State::instance()->get_all_states()
+			: EEM_State::instance()->get_all_active_states();
+		if (! empty($states)) {
+			foreach ($states as $state) {
+				if ($state instanceof EE_State) {
+					$state_options[ $state->country()->name() ][ $state->ID() ] = $state->name();
+				}
+			}
+		}
+		$state_options = apply_filters(
+			'FHEE__EE_SPCO_Reg_Step_Attendee_Information___generate_question_input__state_options',
+			$state_options,
+			$this,
+			$registration,
+			$question,
+			$answer
+		);
+		return $state_options;
+	}
+
+
+	/********************************************************************************************************/
+	/****************************************  PROCESS REG STEP  ****************************************/
+	/********************************************************************************************************/
+
+
+	/**
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function process_reg_step()
+	{
+		do_action('AHEE_log', __FILE__, __FUNCTION__, '');
+		// grab validated data from form
+		$valid_data = $this->checkout->current_step->valid_data();
+		// EEH_Debug_Tools::printr( $_REQUEST, '$_REQUEST', __FILE__, __LINE__ );
+		// EEH_Debug_Tools::printr( $valid_data, '$valid_data', __FILE__, __LINE__ );
+		// if we don't have any $valid_data then something went TERRIBLY WRONG !!!
+		if (empty($valid_data)) {
+			EE_Error::add_error(
+				esc_html__('No valid question responses were received.', 'event_espresso'),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		if (! $this->checkout->transaction instanceof EE_Transaction || ! $this->checkout->continue_reg) {
+			EE_Error::add_error(
+				esc_html__(
+					'A valid transaction could not be initiated for processing your registrations.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		// get cached registrations
+		$registrations = $this->checkout->transaction->registrations($this->checkout->reg_cache_where_params);
+		// verify we got the goods
+		if (empty($registrations)) {
+			// combine the old translated string with a new one, in order to not break translations
+			$error_message = esc_html__(
+				'Your form data could not be applied to any valid registrations.',
+				'event_espresso'
+			)
+			. sprintf(
+				esc_html_x(
+					'%3$sThis can sometimes happen if too much time has been taken to complete the registration process.%3$sPlease return to the %1$sEvent List%2$s and reselect your tickets. If the problem continues, please contact the site administrator.',
+					'(line break)This can sometimes happen if too much time has been taken to complete the registration process.(line break)Please return to the (link)Event List(end link) and reselect your tickets. If the problem continues, please contact the site administrator.',
+					'event_espresso'
+				),
+				'<a href="' . get_post_type_archive_link('espresso_events') . '" >',
+				'</a>',
+				'<br />'
+			);
+			EE_Error::add_error(
+				$error_message,
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		// extract attendee info from form data and save to model objects
+		$registrations_processed = $this->_process_registrations($registrations, $valid_data);
+		// if first pass thru SPCO,
+		// then let's check processed registrations against the total number of tickets in the cart
+		if ($registrations_processed === false) {
+			// but return immediately if the previous step exited early due to errors
+			return false;
+		}
+		if (! $this->checkout->revisit && $registrations_processed !== $this->checkout->total_ticket_count) {
+			// generate a correctly translated string for all possible singular/plural combinations
+			if ($this->checkout->total_ticket_count === 1 && $registrations_processed !== 1) {
+				$error_msg = sprintf(
+					esc_html_x(
+						'There was %1$d ticket in the Event Queue, but %2$ds registrations were processed',
+						'There was 1 ticket in the Event Queue, but 2 registrations were processed',
+						'event_espresso'
+					),
+					$this->checkout->total_ticket_count,
+					$registrations_processed
+				);
+			} elseif ($this->checkout->total_ticket_count !== 1 && $registrations_processed === 1) {
+				$error_msg = sprintf(
+					esc_html_x(
+						'There was a total of %1$d tickets in the Event Queue, but only %2$ds registration was processed',
+						'There was a total of 2 tickets in the Event Queue, but only 1 registration was processed',
+						'event_espresso'
+					),
+					$this->checkout->total_ticket_count,
+					$registrations_processed
+				);
+			} else {
+				$error_msg = sprintf(
+					esc_html__(
+						'There was a total of 2 tickets in the Event Queue, but 2 registrations were processed',
+						'event_espresso'
+					),
+					$this->checkout->total_ticket_count,
+					$registrations_processed
+				);
+			}
+			EE_Error::add_error($error_msg, __FILE__, __FUNCTION__, __LINE__);
+			return false;
+		}
+		// mark this reg step as completed
+		$this->set_completed();
+		$this->_set_success_message(
+			esc_html__('The Attendee Information Step has been successfully completed.', 'event_espresso')
+		);
+		// do action in case a plugin wants to do something with the data submitted in step 1.
+		// passes EE_Single_Page_Checkout, and it's posted data
+		do_action('AHEE__EE_Single_Page_Checkout__process_attendee_information__end', $this, $valid_data);
+		return true;
+	}
+
+
+	/**
+	 *    _process_registrations
+	 *
+	 * @param EE_Registration[] $registrations
+	 * @param array[][]         $valid_data
+	 * @return bool|int
+	 * @throws EntityNotFoundException
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _process_registrations($registrations = array(), $valid_data = array())
+	{
+		// load resources and set some defaults
+		EE_Registry::instance()->load_model('Attendee');
+		// holder for primary registrant attendee object
+		$this->checkout->primary_attendee_obj = null;
+		// array for tracking reg form data for the primary registrant
+		$primary_registrant = array(
+			'line_item_id' => null,
+		);
+		$copy_primary = false;
+		// reg form sections that do not contain inputs
+		$non_input_form_sections = array(
+			'primary_registrant',
+			'additional_attendee_reg_info',
+			'spco_copy_attendee_chk',
+		);
+		// attendee counter
+		$att_nmbr = 0;
+		// grab the saved registrations from the transaction
+		foreach ($registrations as $registration) {
+			// verify EE_Registration object
+			if (! $registration instanceof EE_Registration) {
+				EE_Error::add_error(
+					esc_html__(
+						'An invalid Registration object was discovered when attempting to process your registration information.',
+						'event_espresso'
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				return false;
+			}
+			/** @var string $reg_url_link */
+			$reg_url_link = $registration->reg_url_link();
+			// reg_url_link exists ?
+			if (! empty($reg_url_link)) {
+				// should this registration be processed during this visit ?
+				if ($this->checkout->visit_allows_processing_of_this_registration($registration)) {
+					// if NOT revisiting, then let's save the registration now,
+					// so that we have a REG_ID to use when generating other objects
+					if (! $this->checkout->revisit) {
+						$registration->save();
+					}
+					/**
+					 * This allows plugins to trigger a fail on processing of a
+					 * registration for any conditions they may have for it to pass.
+					 *
+					 * @var bool   if true is returned by the plugin then the
+					 *            registration processing is halted.
+					 */
+					if (apply_filters(
+						'FHEE__EE_SPCO_Reg_Step_Attendee_Information___process_registrations__pre_registration_process',
+						false,
+						$att_nmbr,
+						$registration,
+						$registrations,
+						$valid_data,
+						$this
+					)) {
+						return false;
+					}
+
+					// Houston, we have a registration!
+					$att_nmbr++;
+					$this->_attendee_data[ $reg_url_link ] = array();
+					// grab any existing related answer objects
+					$this->_registration_answers = $registration->answers();
+					// unset( $valid_data[ $reg_url_link ]['additional_attendee_reg_info'] );
+					if (isset($valid_data[ $reg_url_link ])) {
+						// do we need to copy basic info from primary attendee ?
+						$copy_primary = isset($valid_data[ $reg_url_link ]['additional_attendee_reg_info'])
+										&& absint($valid_data[ $reg_url_link ]['additional_attendee_reg_info']) === 0;
+						// filter form input data for this registration
+						$valid_data[ $reg_url_link ] = (array) apply_filters(
+							'FHEE__EE_Single_Page_Checkout__process_attendee_information__valid_data_line_item',
+							$valid_data[ $reg_url_link ]
+						);
+						if (isset($valid_data['primary_attendee'])) {
+							$primary_registrant['line_item_id'] = ! empty($valid_data['primary_attendee'])
+								? $valid_data['primary_attendee']
+								: false;
+							unset($valid_data['primary_attendee']);
+						}
+						// now loop through our array of valid post data && process attendee reg forms
+						foreach ($valid_data[ $reg_url_link ] as $form_section => $form_inputs) {
+							if (! in_array($form_section, $non_input_form_sections, true)) {
+								foreach ($form_inputs as $form_input => $input_value) {
+									// \EEH_Debug_Tools::printr( $input_value, $form_input, __FILE__, __LINE__ );
+									// check for critical inputs
+									if (! $this->_verify_critical_attendee_details_are_set_and_validate_email(
+										$form_input,
+										$input_value
+									)
+									) {
+										return false;
+									}
+									// store a bit of data about the primary attendee
+									if ($att_nmbr === 1
+										&& ! empty($input_value)
+										&& $reg_url_link === $primary_registrant['line_item_id']
+									) {
+										$primary_registrant[ $form_input ] = $input_value;
+									} elseif ($copy_primary
+											  && $input_value === null
+											  && isset($primary_registrant[ $form_input ])
+									) {
+										$input_value = $primary_registrant[ $form_input ];
+									}
+									// now attempt to save the input data
+									if (! $this->_save_registration_form_input(
+										$registration,
+										$form_input,
+										$input_value
+									)
+									) {
+										EE_Error::add_error(
+											sprintf(
+												esc_html_x(
+													'Unable to save registration form data for the form input: "%1$s" with the submitted value: "%2$s"',
+													'Unable to save registration form data for the form input: "form input name" with the submitted value: "form input value"',
+													'event_espresso'
+												),
+												$form_input,
+												$input_value
+											),
+											__FILE__,
+											__FUNCTION__,
+											__LINE__
+										);
+										return false;
+									}
+								}
+							}
+						}  // end of foreach ( $valid_data[ $reg_url_link ] as $form_section => $form_inputs )
+					}
+					// EEH_Debug_Tools::printr( $this->_attendee_data, '$this->_attendee_data', __FILE__, __LINE__ );
+					// this registration does not require additional attendee information ?
+					if ($copy_primary
+						&& $att_nmbr > 1
+						&& $this->checkout->primary_attendee_obj instanceof EE_Attendee
+					) {
+						// just copy the primary registrant
+						$attendee = $this->checkout->primary_attendee_obj;
+					} else {
+						// ensure critical details are set for additional attendees
+						$this->_attendee_data[ $reg_url_link ] = $att_nmbr > 1
+							? $this->_copy_critical_attendee_details_from_primary_registrant(
+								$this->_attendee_data[ $reg_url_link ]
+							)
+							: $this->_attendee_data[ $reg_url_link ];
+						// execute create attendee command (which may return an existing attendee)
+						$attendee = EE_Registry::instance()->BUS->execute(
+							new CreateAttendeeCommand(
+								$this->_attendee_data[ $reg_url_link ],
+								$registration
+							)
+						);
+						// who's #1 ?
+						if ($att_nmbr === 1) {
+							$this->checkout->primary_attendee_obj = $attendee;
+						}
+					}
+					// EEH_Debug_Tools::printr( $attendee, '$attendee', __FILE__, __LINE__ );
+					// add relation to registration, set attendee ID, and cache attendee
+					$this->_associate_attendee_with_registration($registration, $attendee);
+					// \EEH_Debug_Tools::printr( $registration, '$registration', __FILE__, __LINE__ );
+					if (! $registration->attendee() instanceof EE_Attendee) {
+						EE_Error::add_error(
+							sprintf(
+								esc_html_x(
+									'Registration %s has an invalid or missing Attendee object.',
+									'Registration 123-456-789 has an invalid or missing Attendee object.',
+									'event_espresso'
+								),
+								$reg_url_link
+							),
+							__FILE__,
+							__FUNCTION__,
+							__LINE__
+						);
+						return false;
+					}
+					/** @type EE_Registration_Processor $registration_processor */
+					$registration_processor = EE_Registry::instance()->load_class('Registration_Processor');
+					// at this point, we should have enough details about the registrant to consider the registration
+					// NOT incomplete
+					$registration_processor->toggle_incomplete_registration_status_to_default(
+						$registration,
+						false,
+						new Context(
+							'spco_reg_step_attendee_information_process_registrations',
+							esc_html__(
+								'Finished populating registration with details from the registration form after submitting the Attendee Information Reg Step.',
+								'event_espresso'
+							)
+						)
+					);
+					// we can also consider the TXN to not have been failed, so temporarily upgrade it's status to
+					// abandoned
+					$this->checkout->transaction->toggle_failed_transaction_status();
+					// if we've gotten this far, then let's save what we have
+					$registration->save();
+					// add relation between TXN and registration
+					$this->_associate_registration_with_transaction($registration);
+				}
+			} else {
+				EE_Error::add_error(
+					esc_html__(
+						'An invalid or missing line item ID was encountered while attempting to process the registration form.',
+						'event_espresso'
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				// remove malformed data
+				unset($valid_data[ $reg_url_link ]);
+				return false;
+			}
+		} // end of foreach ( $this->checkout->transaction->registrations()  as $registration )
+		return $att_nmbr;
+	}
+
+
+	/**
+	 *    _save_registration_form_input
+	 *
+	 * @param EE_Registration $registration
+	 * @param string          $form_input
+	 * @param string          $input_value
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 * @throws ReflectionException
+	 */
+	private function _save_registration_form_input(
+		EE_Registration $registration,
+		$form_input = '',
+		$input_value = ''
+	) {
+		// \EEH_Debug_Tools::printr( __FUNCTION__, __CLASS__, __FILE__, __LINE__, 2 );
+		// \EEH_Debug_Tools::printr( $form_input, '$form_input', __FILE__, __LINE__ );
+		// \EEH_Debug_Tools::printr( $input_value, '$input_value', __FILE__, __LINE__ );
+		// allow for plugins to hook in and do their own processing of the form input.
+		// For plugins to bypass normal processing here, they just need to return a boolean value.
+		if (apply_filters(
+			'FHEE__EE_SPCO_Reg_Step_Attendee_Information___save_registration_form_input',
+			false,
+			$registration,
+			$form_input,
+			$input_value,
+			$this
+		)) {
+			return true;
+		}
+		/*
          * $answer_cache_id is the key used to find the EE_Answer we want
          * @see https://events.codebasehq.com/projects/event-espresso/tickets/10477
          */
-        $answer_cache_id = $this->checkout->reg_url_link
-            ? $form_input . '-' . $registration->reg_url_link()
-            : $form_input;
-        $answer_is_obj = isset($this->_registration_answers[ $answer_cache_id ])
-                         && $this->_registration_answers[ $answer_cache_id ] instanceof EE_Answer;
-        // rename form_inputs if they are EE_Attendee properties
-        switch ((string) $form_input) {
-            case 'state':
-            case 'STA_ID':
-                $attendee_property = true;
-                $form_input = 'STA_ID';
-                break;
-
-            case 'country':
-            case 'CNT_ISO':
-                $attendee_property = true;
-                $form_input = 'CNT_ISO';
-                break;
-
-            default:
-                $ATT_input = 'ATT_' . $form_input;
-                // EEH_Debug_Tools::printr( $ATT_input, '$ATT_input', __FILE__, __LINE__ );
-                $attendee_property = EEM_Attendee::instance()->has_field($ATT_input) ? true : false;
-                $form_input = $attendee_property ? 'ATT_' . $form_input : $form_input;
-        }
-        // EEH_Debug_Tools::printr( $answer_cache_id, '$answer_cache_id', __FILE__, __LINE__ );
-        // EEH_Debug_Tools::printr( $attendee_property, '$attendee_property', __FILE__, __LINE__ );
-        // EEH_Debug_Tools::printr( $answer_is_obj, '$answer_is_obj', __FILE__, __LINE__ );
-        // if this form input has a corresponding attendee property
-        if ($attendee_property) {
-            $this->_attendee_data[ $registration->reg_url_link() ][ $form_input ] = $input_value;
-            if ($answer_is_obj) {
-                // and delete the corresponding answer since we won't be storing this data in that object
-                $registration->_remove_relation_to($this->_registration_answers[ $answer_cache_id ], 'Answer');
-                $this->_registration_answers[ $answer_cache_id ]->delete_permanently();
-            }
-            return true;
-        }
-        if ($answer_is_obj) {
-            // save this data to the answer object
-            $this->_registration_answers[ $answer_cache_id ]->set_value($input_value);
-            $result = $this->_registration_answers[ $answer_cache_id ]->save();
-            return $result !== false;
-        }
-        foreach ($this->_registration_answers as $answer) {
-            if ($answer instanceof EE_Answer && $answer->question_ID() === $answer_cache_id) {
-                $answer->set_value($input_value);
-                $result = $answer->save();
-                return $result !== false;
-            }
-        }
-        return false;
-    }
-
-
-    /**
-     *    _verify_critical_attendee_details_are_set
-     *
-     * @param string $form_input
-     * @param string $input_value
-     * @return boolean
-     */
-    private function _verify_critical_attendee_details_are_set_and_validate_email(
-        $form_input = '',
-        $input_value = ''
-    ) {
-        if (empty($input_value)) {
-            // if the form input isn't marked as being required, then just return
-            if (! isset($this->_required_questions[ $form_input ]) || ! $this->_required_questions[ $form_input ]) {
-                return true;
-            }
-            switch ($form_input) {
-                case 'fname':
-                    EE_Error::add_error(
-                        esc_html__('First Name is a required value.', 'event_espresso'),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                    return false;
-                    break;
-                case 'lname':
-                    EE_Error::add_error(
-                        esc_html__('Last Name is a required value.', 'event_espresso'),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                    return false;
-                    break;
-                case 'email':
-                    EE_Error::add_error(
-                        esc_html__('Please enter a valid email address.', 'event_espresso'),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                    return false;
-                    break;
-            }
-        }
-        return true;
-    }
-
-
-    /**
-     *    _associate_attendee_with_registration
-     *
-     * @param EE_Registration $registration
-     * @param EE_Attendee     $attendee
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _associate_attendee_with_registration(EE_Registration $registration, EE_Attendee $attendee)
-    {
-        // add relation to attendee
-        $registration->_add_relation_to($attendee, 'Attendee');
-        $registration->set_attendee_id($attendee->ID());
-        $registration->update_cache_after_object_save('Attendee', $attendee);
-    }
-
-
-    /**
-     *    _associate_registration_with_transaction
-     *
-     * @param EE_Registration $registration
-     * @return void
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _associate_registration_with_transaction(EE_Registration $registration)
-    {
-        // add relation to registration
-        $this->checkout->transaction->_add_relation_to($registration, 'Registration');
-        $this->checkout->transaction->update_cache_after_object_save('Registration', $registration);
-    }
-
-
-    /**
-     *    _copy_critical_attendee_details_from_primary_registrant
-     *    ensures that all attendees at least have data for first name, last name, and email address
-     *
-     * @param array $attendee_data
-     * @return array
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    private function _copy_critical_attendee_details_from_primary_registrant($attendee_data = array())
-    {
-        // bare minimum critical details include first name, last name, email address
-        $critical_attendee_details = array('ATT_fname', 'ATT_lname', 'ATT_email');
-        // add address info to critical details?
-        if (apply_filters(
-            'FHEE__EE_SPCO_Reg_Step_Attendee_Information__merge_address_details_with_critical_attendee_details',
-            false
-        )) {
-            $address_details = array(
-                'ATT_address',
-                'ATT_address2',
-                'ATT_city',
-                'STA_ID',
-                'CNT_ISO',
-                'ATT_zip',
-                'ATT_phone',
-            );
-            $critical_attendee_details = array_merge($critical_attendee_details, $address_details);
-        }
-        foreach ($critical_attendee_details as $critical_attendee_detail) {
-            if (! isset($attendee_data[ $critical_attendee_detail ])
-                || empty($attendee_data[ $critical_attendee_detail ])
-            ) {
-                $attendee_data[ $critical_attendee_detail ] = $this->checkout->primary_attendee_obj->get(
-                    $critical_attendee_detail
-                );
-            }
-        }
-        return $attendee_data;
-    }
-
-
-    /**
-     *    update_reg_step
-     *    this is the final step after a user  revisits the site to edit their attendee information
-     *    this gets called AFTER the process_reg_step() method above
-     *
-     * @return bool
-     * @throws EE_Error
-     * @throws InvalidArgumentException
-     * @throws ReflectionException
-     * @throws RuntimeException
-     * @throws InvalidDataTypeException
-     * @throws InvalidInterfaceException
-     */
-    public function update_reg_step()
-    {
-        // save everything
-        if ($this->process_reg_step()) {
-            $this->checkout->redirect = true;
-            $this->checkout->redirect_url = add_query_arg(
-                array(
-                    'e_reg_url_link' => $this->checkout->reg_url_link,
-                    'revisit'        => true,
-                ),
-                $this->checkout->thank_you_page_url
-            );
-            $this->checkout->json_response->set_redirect_url($this->checkout->redirect_url);
-            return true;
-        }
-        return false;
-    }
+		$answer_cache_id = $this->checkout->reg_url_link
+			? $form_input . '-' . $registration->reg_url_link()
+			: $form_input;
+		$answer_is_obj = isset($this->_registration_answers[ $answer_cache_id ])
+						 && $this->_registration_answers[ $answer_cache_id ] instanceof EE_Answer;
+		// rename form_inputs if they are EE_Attendee properties
+		switch ((string) $form_input) {
+			case 'state':
+			case 'STA_ID':
+				$attendee_property = true;
+				$form_input = 'STA_ID';
+				break;
+
+			case 'country':
+			case 'CNT_ISO':
+				$attendee_property = true;
+				$form_input = 'CNT_ISO';
+				break;
+
+			default:
+				$ATT_input = 'ATT_' . $form_input;
+				// EEH_Debug_Tools::printr( $ATT_input, '$ATT_input', __FILE__, __LINE__ );
+				$attendee_property = EEM_Attendee::instance()->has_field($ATT_input) ? true : false;
+				$form_input = $attendee_property ? 'ATT_' . $form_input : $form_input;
+		}
+		// EEH_Debug_Tools::printr( $answer_cache_id, '$answer_cache_id', __FILE__, __LINE__ );
+		// EEH_Debug_Tools::printr( $attendee_property, '$attendee_property', __FILE__, __LINE__ );
+		// EEH_Debug_Tools::printr( $answer_is_obj, '$answer_is_obj', __FILE__, __LINE__ );
+		// if this form input has a corresponding attendee property
+		if ($attendee_property) {
+			$this->_attendee_data[ $registration->reg_url_link() ][ $form_input ] = $input_value;
+			if ($answer_is_obj) {
+				// and delete the corresponding answer since we won't be storing this data in that object
+				$registration->_remove_relation_to($this->_registration_answers[ $answer_cache_id ], 'Answer');
+				$this->_registration_answers[ $answer_cache_id ]->delete_permanently();
+			}
+			return true;
+		}
+		if ($answer_is_obj) {
+			// save this data to the answer object
+			$this->_registration_answers[ $answer_cache_id ]->set_value($input_value);
+			$result = $this->_registration_answers[ $answer_cache_id ]->save();
+			return $result !== false;
+		}
+		foreach ($this->_registration_answers as $answer) {
+			if ($answer instanceof EE_Answer && $answer->question_ID() === $answer_cache_id) {
+				$answer->set_value($input_value);
+				$result = $answer->save();
+				return $result !== false;
+			}
+		}
+		return false;
+	}
+
+
+	/**
+	 *    _verify_critical_attendee_details_are_set
+	 *
+	 * @param string $form_input
+	 * @param string $input_value
+	 * @return boolean
+	 */
+	private function _verify_critical_attendee_details_are_set_and_validate_email(
+		$form_input = '',
+		$input_value = ''
+	) {
+		if (empty($input_value)) {
+			// if the form input isn't marked as being required, then just return
+			if (! isset($this->_required_questions[ $form_input ]) || ! $this->_required_questions[ $form_input ]) {
+				return true;
+			}
+			switch ($form_input) {
+				case 'fname':
+					EE_Error::add_error(
+						esc_html__('First Name is a required value.', 'event_espresso'),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+					return false;
+					break;
+				case 'lname':
+					EE_Error::add_error(
+						esc_html__('Last Name is a required value.', 'event_espresso'),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+					return false;
+					break;
+				case 'email':
+					EE_Error::add_error(
+						esc_html__('Please enter a valid email address.', 'event_espresso'),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+					return false;
+					break;
+			}
+		}
+		return true;
+	}
+
+
+	/**
+	 *    _associate_attendee_with_registration
+	 *
+	 * @param EE_Registration $registration
+	 * @param EE_Attendee     $attendee
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _associate_attendee_with_registration(EE_Registration $registration, EE_Attendee $attendee)
+	{
+		// add relation to attendee
+		$registration->_add_relation_to($attendee, 'Attendee');
+		$registration->set_attendee_id($attendee->ID());
+		$registration->update_cache_after_object_save('Attendee', $attendee);
+	}
+
+
+	/**
+	 *    _associate_registration_with_transaction
+	 *
+	 * @param EE_Registration $registration
+	 * @return void
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _associate_registration_with_transaction(EE_Registration $registration)
+	{
+		// add relation to registration
+		$this->checkout->transaction->_add_relation_to($registration, 'Registration');
+		$this->checkout->transaction->update_cache_after_object_save('Registration', $registration);
+	}
+
+
+	/**
+	 *    _copy_critical_attendee_details_from_primary_registrant
+	 *    ensures that all attendees at least have data for first name, last name, and email address
+	 *
+	 * @param array $attendee_data
+	 * @return array
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	private function _copy_critical_attendee_details_from_primary_registrant($attendee_data = array())
+	{
+		// bare minimum critical details include first name, last name, email address
+		$critical_attendee_details = array('ATT_fname', 'ATT_lname', 'ATT_email');
+		// add address info to critical details?
+		if (apply_filters(
+			'FHEE__EE_SPCO_Reg_Step_Attendee_Information__merge_address_details_with_critical_attendee_details',
+			false
+		)) {
+			$address_details = array(
+				'ATT_address',
+				'ATT_address2',
+				'ATT_city',
+				'STA_ID',
+				'CNT_ISO',
+				'ATT_zip',
+				'ATT_phone',
+			);
+			$critical_attendee_details = array_merge($critical_attendee_details, $address_details);
+		}
+		foreach ($critical_attendee_details as $critical_attendee_detail) {
+			if (! isset($attendee_data[ $critical_attendee_detail ])
+				|| empty($attendee_data[ $critical_attendee_detail ])
+			) {
+				$attendee_data[ $critical_attendee_detail ] = $this->checkout->primary_attendee_obj->get(
+					$critical_attendee_detail
+				);
+			}
+		}
+		return $attendee_data;
+	}
+
+
+	/**
+	 *    update_reg_step
+	 *    this is the final step after a user  revisits the site to edit their attendee information
+	 *    this gets called AFTER the process_reg_step() method above
+	 *
+	 * @return bool
+	 * @throws EE_Error
+	 * @throws InvalidArgumentException
+	 * @throws ReflectionException
+	 * @throws RuntimeException
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidInterfaceException
+	 */
+	public function update_reg_step()
+	{
+		// save everything
+		if ($this->process_reg_step()) {
+			$this->checkout->redirect = true;
+			$this->checkout->redirect_url = add_query_arg(
+				array(
+					'e_reg_url_link' => $this->checkout->reg_url_link,
+					'revisit'        => true,
+				),
+				$this->checkout->thank_you_page_url
+			);
+			$this->checkout->json_response->set_redirect_url($this->checkout->redirect_url);
+			return true;
+		}
+		return false;
+	}
 }