eventespresso / event-espresso-core

payment_methods/Invoice/EE_PMT_Invoice.pm.php

Spacing +26 added lines, -26 removed lines

@@ -1,6 +1,6 @@ 
 <?php
 
-if (!defined('EVENT_ESPRESSO_VERSION'))
+if ( ! defined('EVENT_ESPRESSO_VERSION'))
 	exit('No direct script access allowed');
 
 /**
@@ -25,7 +25,7 @@ 
  *
  * ------------------------------------------------------------------------
  */
-class EE_PMT_Invoice extends EE_PMT_Base{
+class EE_PMT_Invoice extends EE_PMT_Base {
 
 
 
@@ -37,7 +37,7 @@ 
 	public function __construct($pm_instance = NULL) {
 		$this->_pretty_name = esc_html__("Invoice", 'event_espresso');
 		$this->_default_description = sprintf(
-			esc_html__( 'After clicking "Finalize Registration", you will be given instructions on how to access your invoice and complete your payment.%sPlease note that event spaces will not be reserved until payment is received in full, and any remaining tickets could be sold to others in the meantime.', 'event_espresso' ),
+			esc_html__('After clicking "Finalize Registration", you will be given instructions on how to access your invoice and complete your payment.%sPlease note that event spaces will not be reserved until payment is received in full, and any remaining tickets could be sold to others in the meantime.', 'event_espresso'),
 			'<br />'
 		);
 		parent::__construct($pm_instance);
@@ -51,7 +51,7 @@ 
 	 * @param \EE_Transaction $transaction
 	 * @return NULL
 	 */
-	public function generate_new_billing_form( EE_Transaction $transaction = NULL ) {
+	public function generate_new_billing_form(EE_Transaction $transaction = NULL) {
 		return NULL;
 	}
 
@@ -64,53 +64,53 @@ 
 	public function generate_new_settings_form() {
 		$pdf_payee_input_name = 'pdf_payee_name';
 		$confirmation_text_input_name = 'page_confirmation_text';
-		$form =  new EE_Payment_Method_Form(array(
+		$form = new EE_Payment_Method_Form(array(
 //				'payment_method_type' => $this,
 				'extra_meta_inputs'=>array(
 					$pdf_payee_input_name => new EE_Text_Input(array(
-						'html_label_text' => sprintf( esc_html__( 'Payee Name %s', 'event_espresso' ), $this->get_help_tab_link())
+						'html_label_text' => sprintf(esc_html__('Payee Name %s', 'event_espresso'), $this->get_help_tab_link())
 					)),
 					'pdf_payee_email' => new EE_Email_Input(array(
-						'html_label_text' => sprintf( esc_html__( 'Payee Email %s', 'event_espresso' ), $this->get_help_tab_link()),
+						'html_label_text' => sprintf(esc_html__('Payee Email %s', 'event_espresso'), $this->get_help_tab_link()),
 					)),
 					'pdf_payee_tax_number' => new EE_Text_Input(array(
-						'html_label_text' => sprintf( esc_html__( 'Payee Tax Number %s', 'event_espresso' ), $this->get_help_tab_link()),
+						'html_label_text' => sprintf(esc_html__('Payee Tax Number %s', 'event_espresso'), $this->get_help_tab_link()),
 						)),
-					'pdf_payee_address' => new EE_Text_Area_Input( array(
-						'html_label_text' => sprintf( esc_html__( 'Payee Address %s', 'event_espresso' ), $this->get_help_tab_link() ),
-						'validation_strategies' => array( new EE_Full_HTML_Validation_Strategy() ),
+					'pdf_payee_address' => new EE_Text_Area_Input(array(
+						'html_label_text' => sprintf(esc_html__('Payee Address %s', 'event_espresso'), $this->get_help_tab_link()),
+						'validation_strategies' => array(new EE_Full_HTML_Validation_Strategy()),
 					)),
 					'pdf_instructions'=>new EE_Text_Area_Input(array(
-						'html_label_text'=>  sprintf(esc_html__("Instructions %s", "event_espresso"),  $this->get_help_tab_link()),
+						'html_label_text'=>  sprintf(esc_html__("Instructions %s", "event_espresso"), $this->get_help_tab_link()),
 						'default'=>  esc_html__("Please send this invoice with payment attached to the address above, or use the payment link below. Payment must be received within 48 hours of event date.", 'event_espresso'),
-						'validation_strategies' => array( new EE_Full_HTML_Validation_Strategy() ),
+						'validation_strategies' => array(new EE_Full_HTML_Validation_Strategy()),
 					)),
 					'pdf_logo_image'=>new EE_Admin_File_Uploader_Input(array(
-						'html_label_text'=>  sprintf(esc_html__("Logo Image %s", "event_espresso"),  $this->get_help_tab_link()),
+						'html_label_text'=>  sprintf(esc_html__("Logo Image %s", "event_espresso"), $this->get_help_tab_link()),
 						'default'=>  EE_Config::instance()->organization->logo_url,
 						'html_help_text'=>  esc_html__("(Logo for the top left of the invoice)", 'event_espresso'),
 					)),
 					$confirmation_text_input_name =>new EE_Text_Area_Input(array(
-						'html_label_text'=>  sprintf(esc_html__("Confirmation Text %s", "event_espresso"),  $this->get_help_tab_link()),
+						'html_label_text'=>  sprintf(esc_html__("Confirmation Text %s", "event_espresso"), $this->get_help_tab_link()),
 						'default'=>  esc_html__("Payment must be received within 48 hours of event date. Details about where to send the payment are included on the invoice.", 'event_espresso'), 
-						'validation_strategies' => array( new EE_Full_HTML_Validation_Strategy() ),
+						'validation_strategies' => array(new EE_Full_HTML_Validation_Strategy()),
 					)),
 					'page_extra_info'=>new EE_Text_Area_Input(array(
-						'html_label_text'=>  sprintf(esc_html__("Extra Info %s", "event_espresso"),  $this->get_help_tab_link()),
-						'validation_strategies' => array( new EE_Full_HTML_Validation_Strategy() ),
+						'html_label_text'=>  sprintf(esc_html__("Extra Info %s", "event_espresso"), $this->get_help_tab_link()),
+						'validation_strategies' => array(new EE_Full_HTML_Validation_Strategy()),
 					)),
 				),
 				'include'=>array(
-					'PMD_ID', 'PMD_name','PMD_desc','PMD_admin_name','PMD_admin_desc', 'PMD_type','PMD_slug', 'PMD_open_by_default','PMD_button_url','PMD_scope','Currency','PMD_order',
-					$pdf_payee_input_name, 'pdf_payee_email', 'pdf_payee_tax_number', 'pdf_payee_address', 'pdf_instructions','pdf_logo_image',
+					'PMD_ID', 'PMD_name', 'PMD_desc', 'PMD_admin_name', 'PMD_admin_desc', 'PMD_type', 'PMD_slug', 'PMD_open_by_default', 'PMD_button_url', 'PMD_scope', 'Currency', 'PMD_order',
+					$pdf_payee_input_name, 'pdf_payee_email', 'pdf_payee_tax_number', 'pdf_payee_address', 'pdf_instructions', 'pdf_logo_image',
 					$confirmation_text_input_name, 'page_extra_info'),
 			));
 		$form->add_subsections(
-			array( 'header1' => new EE_Form_Section_HTML_From_Template( 'payment_methods/Invoice/templates/invoice_settings_header_display.template.php' )),
+			array('header1' => new EE_Form_Section_HTML_From_Template('payment_methods/Invoice/templates/invoice_settings_header_display.template.php')),
 			$pdf_payee_input_name
 		);
 		$form->add_subsections(
-			array( 'header2'=>new EE_Form_Section_HTML_From_Template( 'payment_methods/Invoice/templates/invoice_settings_header_gateway.template.php' )),
+			array('header2'=>new EE_Form_Section_HTML_From_Template('payment_methods/Invoice/templates/invoice_settings_header_gateway.template.php')),
 			$confirmation_text_input_name
 		);
 		return $form;
@@ -123,7 +123,7 @@ 
 	 * @see EE_PMT_Base::help_tabs_config()
 	 * @return array
 	 */
-	public function help_tabs_config(){
+	public function help_tabs_config() {
 		return array(
 			$this->get_help_tab_name() => array(
 				'title' => esc_html__('Invoice Settings', 'event_espresso'),
@@ -141,16 +141,16 @@ 
 	 * @param \EE_Payment $payment
 	 * @return string
 	 */
-	public function payment_overview_content( EE_Payment $payment ){
+	public function payment_overview_content(EE_Payment $payment) {
 		return EEH_Template::locate_template(
-			'payment_methods' . DS . 'Invoice'. DS . 'templates'.DS.'invoice_payment_details_content.template.php',
+			'payment_methods'.DS.'Invoice'.DS.'templates'.DS.'invoice_payment_details_content.template.php',
 			array_merge(
 				array(
 					'payment_method'			=> $this->_pm_instance,
 					'payment'						=> $payment,
 					'page_confirmation_text'					=> '',
 					'page_extra_info'	=> '',
-					'invoice_url' 					=> $payment->transaction()->primary_registration()->invoice_url( 'html' )
+					'invoice_url' 					=> $payment->transaction()->primary_registration()->invoice_url('html')
 				),
 				$this->_pm_instance->all_extra_meta_array()
 			)

core/services/cache/BasicCacheManager.php

Indentation +112 added lines, -112 removed lines

@@ -19,118 +19,118 @@
 class BasicCacheManager implements CacheManagerInterface
 {
 
-    /**
-     * @type string
-     */
-    const CACHE_PREFIX = 'ee_cache_';
-
-    /**
-     * set to true to monitor when content is being served from cache or not
-     *
-     * @type boolean
-     */
-    const DEBUG = false;
-
-    /**
-     * @var CacheStorageInterface $cache_storage
-     */
-    private $cache_storage;
-
-
-
-    /**
-     * BasicCacheManager constructor.
-     *
-     * @param CacheStorageInterface $cache_storage [required]
-     */
-    public function __construct(CacheStorageInterface $cache_storage)
-    {
-        $this->cache_storage = $cache_storage;
-    }
-
-
-
-    /**
-     * returns a string that will be prepended to all cache identifiers
-     *
-     * @return string
-     */
-    public function cachePrefix()
-    {
-        return BasicCacheManager::CACHE_PREFIX;
-    }
-
-
-
-    /**
-     * @param string  $id_prefix [required] Prepended to all cache IDs. Can be helpful in finding specific cache types.
-     *                           May also be helpful to include an additional specific identifier,
-     *                           such as a post ID as part of the $id_prefix so that individual caches
-     *                           can be found and/or cleared. ex: "venue-28", or "shortcode-156".
-     *                           BasicCacheManager::CACHE_PREFIX will also be prepended to the cache id.
-     * @param string  $cache_id  [required] Additional identifying details that make this cache unique.
-     *                           It is advisable to use some of the actual data
-     *                           that is used to generate the content being cached,
-     *                           in order to guarantee that the cache id is unique for that content.
-     *                           The cache id will be md5'd before usage to make it more db friendly,
-     *                           and the entire cache id string will be truncated to 190 characters.
-     * @param Closure $callback  [required] since the point of caching is to avoid generating content when not
-     *                           necessary,
-     *                           we wrap our content creation in a Closure so that it is not executed until needed.
-     * @param int     $expiration
-     * @return Closure|mixed
-     */
-    public function get($id_prefix, $cache_id, Closure $callback, $expiration = HOUR_IN_SECONDS)
-    {
-        $content = '';
-        // how long should we cache this content for? 0 means no caching.
-        $expiration = ! WP_DEBUG ? $expiration : 0;
-        $expiration = absint(
-            apply_filters(
-                'FHEE__CacheManager__get__cache_expiration',
-                $expiration,
-                $id_prefix,
-                $cache_id
-            )
-        );
-        $cache_id = substr($this->cachePrefix() . $id_prefix . '-' . md5($cache_id), 0, 182);
-        // is caching enabled for this content ?
-        if ($expiration) {
-            $content = $this->cache_storage->get($cache_id);
-        }
-        // any existing content ?
-        if (empty($content)) {
-            // nope! let's generate some new stuff
-            $content = $callback();
-            // save the new content if caching is enabled
-            if ($expiration) {
-                if (BasicCacheManager::DEBUG) {
-                    EEH_Debug_Tools::printr($cache_id, 'REFRESH CACHE', __FILE__, __LINE__);
-                }
-                $this->cache_storage->add($cache_id, $content, $expiration);
-            }
-        } else {
-            if (BasicCacheManager::DEBUG) {
-                EEH_Debug_Tools::printr($cache_id, 'CACHED CONTENT', __FILE__, __LINE__);
-            }
-        }
-        return $content;
-    }
-
-
-
-    /**
-     * @param array|string $cache_id [required] Could be an ID prefix affecting many caches
-     *                               or a specific ID targeting a single cache item
-     * @return void
-     */
-    public function clear($cache_id)
-    {
-        // ensure incoming arg is in an array
-        $cache_id = is_array($cache_id) ? $cache_id : array($cache_id);
-        // delete corresponding transients for the supplied id prefix
-        $this->cache_storage->deleteMany($cache_id);
-    }
+	/**
+	 * @type string
+	 */
+	const CACHE_PREFIX = 'ee_cache_';
+
+	/**
+	 * set to true to monitor when content is being served from cache or not
+	 *
+	 * @type boolean
+	 */
+	const DEBUG = false;
+
+	/**
+	 * @var CacheStorageInterface $cache_storage
+	 */
+	private $cache_storage;
+
+
+
+	/**
+	 * BasicCacheManager constructor.
+	 *
+	 * @param CacheStorageInterface $cache_storage [required]
+	 */
+	public function __construct(CacheStorageInterface $cache_storage)
+	{
+		$this->cache_storage = $cache_storage;
+	}
+
+
+
+	/**
+	 * returns a string that will be prepended to all cache identifiers
+	 *
+	 * @return string
+	 */
+	public function cachePrefix()
+	{
+		return BasicCacheManager::CACHE_PREFIX;
+	}
+
+
+
+	/**
+	 * @param string  $id_prefix [required] Prepended to all cache IDs. Can be helpful in finding specific cache types.
+	 *                           May also be helpful to include an additional specific identifier,
+	 *                           such as a post ID as part of the $id_prefix so that individual caches
+	 *                           can be found and/or cleared. ex: "venue-28", or "shortcode-156".
+	 *                           BasicCacheManager::CACHE_PREFIX will also be prepended to the cache id.
+	 * @param string  $cache_id  [required] Additional identifying details that make this cache unique.
+	 *                           It is advisable to use some of the actual data
+	 *                           that is used to generate the content being cached,
+	 *                           in order to guarantee that the cache id is unique for that content.
+	 *                           The cache id will be md5'd before usage to make it more db friendly,
+	 *                           and the entire cache id string will be truncated to 190 characters.
+	 * @param Closure $callback  [required] since the point of caching is to avoid generating content when not
+	 *                           necessary,
+	 *                           we wrap our content creation in a Closure so that it is not executed until needed.
+	 * @param int     $expiration
+	 * @return Closure|mixed
+	 */
+	public function get($id_prefix, $cache_id, Closure $callback, $expiration = HOUR_IN_SECONDS)
+	{
+		$content = '';
+		// how long should we cache this content for? 0 means no caching.
+		$expiration = ! WP_DEBUG ? $expiration : 0;
+		$expiration = absint(
+			apply_filters(
+				'FHEE__CacheManager__get__cache_expiration',
+				$expiration,
+				$id_prefix,
+				$cache_id
+			)
+		);
+		$cache_id = substr($this->cachePrefix() . $id_prefix . '-' . md5($cache_id), 0, 182);
+		// is caching enabled for this content ?
+		if ($expiration) {
+			$content = $this->cache_storage->get($cache_id);
+		}
+		// any existing content ?
+		if (empty($content)) {
+			// nope! let's generate some new stuff
+			$content = $callback();
+			// save the new content if caching is enabled
+			if ($expiration) {
+				if (BasicCacheManager::DEBUG) {
+					EEH_Debug_Tools::printr($cache_id, 'REFRESH CACHE', __FILE__, __LINE__);
+				}
+				$this->cache_storage->add($cache_id, $content, $expiration);
+			}
+		} else {
+			if (BasicCacheManager::DEBUG) {
+				EEH_Debug_Tools::printr($cache_id, 'CACHED CONTENT', __FILE__, __LINE__);
+			}
+		}
+		return $content;
+	}
+
+
+
+	/**
+	 * @param array|string $cache_id [required] Could be an ID prefix affecting many caches
+	 *                               or a specific ID targeting a single cache item
+	 * @return void
+	 */
+	public function clear($cache_id)
+	{
+		// ensure incoming arg is in an array
+		$cache_id = is_array($cache_id) ? $cache_id : array($cache_id);
+		// delete corresponding transients for the supplied id prefix
+		$this->cache_storage->deleteMany($cache_id);
+	}
 
 
 

core/services/assets/Registry.php

Spacing +13 added lines, -13 removed lines

@@ -71,7 +71,7 @@ 
         global $wp_version;
         wp_register_script(
             'eejs-core',
-            EE_PLUGIN_DIR_URL . 'core/services/assets/core_assets/eejs-core.js',
+            EE_PLUGIN_DIR_URL.'core/services/assets/core_assets/eejs-core.js',
             array(),
             EVENT_ESPRESSO_VERSION,
             true
@@ -81,7 +81,7 @@ 
             //js.api
             wp_register_script(
                 'eejs-api',
-                EE_LIBRARIES_URL . 'rest_api/assets/js/eejs-api.min.js',
+                EE_LIBRARIES_URL.'rest_api/assets/js/eejs-api.min.js',
                 array('underscore', 'eejs-core'),
                 EVENT_ESPRESSO_VERSION,
                 true
@@ -89,7 +89,7 @@ 
             $this->jsdata['eejs_api_nonce'] = wp_create_nonce('wp_rest');
             $this->jsdata['paths'] = array('rest_route' => rest_url('ee/v4.8.36/'));
         }
-        if (! is_admin()) {
+        if ( ! is_admin()) {
             $this->loadCoreCss();
         }
         $this->loadCoreJs();
@@ -182,7 +182,7 @@ 
      */
     public function addTemplate($template_reference, $template_content)
     {
-        if (! isset($this->jsdata['templates'])) {
+        if ( ! isset($this->jsdata['templates'])) {
             $this->jsdata['templates'] = array();
         }
         //no overrides allowed.
@@ -279,9 +279,9 @@ 
     private function loadCoreCss()
     {
         if ($this->template_config->enable_default_style) {
-            $default_stylesheet_path = is_readable(EVENT_ESPRESSO_UPLOAD_DIR . 'css/style.css')
-                ? EVENT_ESPRESSO_UPLOAD_DIR . 'css/espresso_default.css'
-                : EE_GLOBAL_ASSETS_URL . 'css/espresso_default.css';
+            $default_stylesheet_path = is_readable(EVENT_ESPRESSO_UPLOAD_DIR.'css/style.css')
+                ? EVENT_ESPRESSO_UPLOAD_DIR.'css/espresso_default.css'
+                : EE_GLOBAL_ASSETS_URL.'css/espresso_default.css';
             wp_register_style(
                 'espresso_default',
                 $default_stylesheet_path,
@@ -292,7 +292,7 @@ 
             if ($this->template_config->custom_style_sheet !== null) {
                 wp_register_style(
                     'espresso_custom_css',
-                    EVENT_ESPRESSO_UPLOAD_URL . 'css/' . $this->template_config->custom_style_sheet,
+                    EVENT_ESPRESSO_UPLOAD_URL.'css/'.$this->template_config->custom_style_sheet,
                     array('espresso_default'),
                     EVENT_ESPRESSO_VERSION
                 );
@@ -310,7 +310,7 @@ 
         // load core js
         wp_register_script(
             'espresso_core',
-            EE_GLOBAL_ASSETS_URL . 'scripts/espresso_core.js',
+            EE_GLOBAL_ASSETS_URL.'scripts/espresso_core.js',
             array('jquery'),
             EVENT_ESPRESSO_VERSION,
             true
@@ -328,14 +328,14 @@ 
         // register jQuery Validate and additional methods
         wp_register_script(
             'jquery-validate',
-            EE_GLOBAL_ASSETS_URL . 'scripts/jquery.validate.min.js',
+            EE_GLOBAL_ASSETS_URL.'scripts/jquery.validate.min.js',
             array('jquery'),
             '1.15.0',
             true
         );
         wp_register_script(
             'jquery-validate-extra-methods',
-            EE_GLOBAL_ASSETS_URL . 'scripts/jquery.validate.additional-methods.min.js',
+            EE_GLOBAL_ASSETS_URL.'scripts/jquery.validate.additional-methods.min.js',
             array('jquery', 'jquery-validate'),
             '1.15.0',
             true
@@ -353,14 +353,14 @@ 
         // @link http://josscrowcroft.github.io/accounting.js/
         wp_register_script(
             'ee-accounting-core',
-            EE_THIRD_PARTY_URL . 'accounting/accounting.js',
+            EE_THIRD_PARTY_URL.'accounting/accounting.js',
             array('underscore'),
             '0.3.2',
             true
         );
         wp_register_script(
             'ee-accounting',
-            EE_GLOBAL_ASSETS_URL . 'scripts/ee-accounting-config.js',
+            EE_GLOBAL_ASSETS_URL.'scripts/ee-accounting-config.js',
             array('ee-accounting-core'),
             EVENT_ESPRESSO_VERSION,
             true

Indentation +384 added lines, -384 removed lines

@@ -23,394 +23,394 @@
 class Registry
 {
 
-    /**
-     * @var EE_Template_Config $template_config
-     */
-    protected $template_config;
-
-    /**
-     * @var EE_Currency_Config $currency_config
-     */
-    protected $currency_config;
-
-    /**
-     * This holds the jsdata data object that will be exposed on pages that enqueue the `eejs-core` script.
-     *
-     * @var array
-     */
-    protected $jsdata = array();
-
-
-
-    /**
-     * Registry constructor.
-     * Hooking into WP actions for script registry.
-     *
-     * @param EE_Template_Config $template_config
-     * @param EE_Currency_Config $currency_config
-     */
-    public function __construct(EE_Template_Config $template_config, EE_Currency_Config $currency_config)
-    {
-        $this->template_config = $template_config;
-        $this->currency_config = $currency_config;
-        add_action('wp_enqueue_scripts', array($this, 'scripts'), 1);
-        add_action('admin_enqueue_scripts', array($this, 'scripts'), 1);
-        add_action('wp_print_footer_scripts', array($this, 'enqueueData'), 1);
-        add_action('admin_print_footer_scripts', array($this, 'enqueueData'), 1);
-    }
-
-
-
-    /**
-     * Callback for the WP script actions.
-     * Used to register globally accessible core scripts.
-     * Also used to add the eejs.data object to the source for any js having eejs-core as a dependency.
-     */
-    public function scripts()
-    {
-        global $wp_version;
-        wp_register_script(
-            'eejs-core',
-            EE_PLUGIN_DIR_URL . 'core/services/assets/core_assets/eejs-core.js',
-            array(),
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-        //only run this if WordPress 4.4.0 > is in use.
-        if (version_compare($wp_version, '4.4.0', '>')) {
-            //js.api
-            wp_register_script(
-                'eejs-api',
-                EE_LIBRARIES_URL . 'rest_api/assets/js/eejs-api.min.js',
-                array('underscore', 'eejs-core'),
-                EVENT_ESPRESSO_VERSION,
-                true
-            );
-            $this->jsdata['eejs_api_nonce'] = wp_create_nonce('wp_rest');
-            $this->jsdata['paths'] = array('rest_route' => rest_url('ee/v4.8.36/'));
-        }
-        if (! is_admin()) {
-            $this->loadCoreCss();
-        }
-        $this->loadCoreJs();
-        $this->loadJqueryValidate();
-        $this->loadAccountingJs();
-        $this->loadQtipJs();
-    }
-
-
-
-    /**
-     * Call back for the script print in frontend and backend.
-     * Used to call wp_localize_scripts so that data can be added throughout the runtime until this later hook point.
-     *
-     * @since 4.9.31.rc.015
-     */
-    public function enqueueData()
-    {
-        wp_localize_script('eejs-core', 'eejs', array('data' => $this->jsdata));
-        wp_localize_script('espresso_core', 'eei18n', EE_Registry::$i18n_js_strings);
-        $this->localizeAccountingJs();
-    }
-
-
-
-    /**
-     * Used to add data to eejs.data object.
-     * Note:  Overriding existing data is not allowed.
-     * Data will be accessible as a javascript object when you list `eejs-core` as a dependency for your javascript.
-     * If the data you add is something like this:
-     *  $this->addData( 'my_plugin_data', array( 'foo' => 'gar' ) );
-     * It will be exposed in the page source as:
-     *  eejs.data.my_plugin_data.foo == gar
-     *
-     * @param string       $key   Key used to access your data
-     * @param string|array $value Value to attach to key
-     * @throws InvalidArgumentException
-     */
-    public function addData($key, $value)
-    {
-        if ($this->verifyDataNotExisting($key)) {
-            $this->jsdata[$key] = $value;
-        }
-    }
-
-
-
-    /**
-     * Similar to addData except this allows for users to push values to an existing key where the values on key are
-     * elements in an array.
-     * When you use this method, the value you include will be appended to the end of an array on $key.
-     * So if the $key was 'test' and you added a value of 'my_data' then it would be represented in the javascript
-     * object like this, eejs.data.test = [ my_data,
-     * ]
-     * If there has already been a scalar value attached to the data object given key, then
-     * this will throw an exception.
-     *
-     * @param string       $key   Key to attach data to.
-     * @param string|array $value Value being registered.
-     * @throws InvalidArgumentException
-     */
-    public function pushData($key, $value)
-    {
-        if (isset($this->jsdata[$key])
-            && ! is_array($this->jsdata[$key])
-        ) {
-            throw new invalidArgumentException(
-                sprintf(
-                    __(
-                        'The value for %1$s is already set and it is not an array. The %2$s method can only be used to
+	/**
+	 * @var EE_Template_Config $template_config
+	 */
+	protected $template_config;
+
+	/**
+	 * @var EE_Currency_Config $currency_config
+	 */
+	protected $currency_config;
+
+	/**
+	 * This holds the jsdata data object that will be exposed on pages that enqueue the `eejs-core` script.
+	 *
+	 * @var array
+	 */
+	protected $jsdata = array();
+
+
+
+	/**
+	 * Registry constructor.
+	 * Hooking into WP actions for script registry.
+	 *
+	 * @param EE_Template_Config $template_config
+	 * @param EE_Currency_Config $currency_config
+	 */
+	public function __construct(EE_Template_Config $template_config, EE_Currency_Config $currency_config)
+	{
+		$this->template_config = $template_config;
+		$this->currency_config = $currency_config;
+		add_action('wp_enqueue_scripts', array($this, 'scripts'), 1);
+		add_action('admin_enqueue_scripts', array($this, 'scripts'), 1);
+		add_action('wp_print_footer_scripts', array($this, 'enqueueData'), 1);
+		add_action('admin_print_footer_scripts', array($this, 'enqueueData'), 1);
+	}
+
+
+
+	/**
+	 * Callback for the WP script actions.
+	 * Used to register globally accessible core scripts.
+	 * Also used to add the eejs.data object to the source for any js having eejs-core as a dependency.
+	 */
+	public function scripts()
+	{
+		global $wp_version;
+		wp_register_script(
+			'eejs-core',
+			EE_PLUGIN_DIR_URL . 'core/services/assets/core_assets/eejs-core.js',
+			array(),
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+		//only run this if WordPress 4.4.0 > is in use.
+		if (version_compare($wp_version, '4.4.0', '>')) {
+			//js.api
+			wp_register_script(
+				'eejs-api',
+				EE_LIBRARIES_URL . 'rest_api/assets/js/eejs-api.min.js',
+				array('underscore', 'eejs-core'),
+				EVENT_ESPRESSO_VERSION,
+				true
+			);
+			$this->jsdata['eejs_api_nonce'] = wp_create_nonce('wp_rest');
+			$this->jsdata['paths'] = array('rest_route' => rest_url('ee/v4.8.36/'));
+		}
+		if (! is_admin()) {
+			$this->loadCoreCss();
+		}
+		$this->loadCoreJs();
+		$this->loadJqueryValidate();
+		$this->loadAccountingJs();
+		$this->loadQtipJs();
+	}
+
+
+
+	/**
+	 * Call back for the script print in frontend and backend.
+	 * Used to call wp_localize_scripts so that data can be added throughout the runtime until this later hook point.
+	 *
+	 * @since 4.9.31.rc.015
+	 */
+	public function enqueueData()
+	{
+		wp_localize_script('eejs-core', 'eejs', array('data' => $this->jsdata));
+		wp_localize_script('espresso_core', 'eei18n', EE_Registry::$i18n_js_strings);
+		$this->localizeAccountingJs();
+	}
+
+
+
+	/**
+	 * Used to add data to eejs.data object.
+	 * Note:  Overriding existing data is not allowed.
+	 * Data will be accessible as a javascript object when you list `eejs-core` as a dependency for your javascript.
+	 * If the data you add is something like this:
+	 *  $this->addData( 'my_plugin_data', array( 'foo' => 'gar' ) );
+	 * It will be exposed in the page source as:
+	 *  eejs.data.my_plugin_data.foo == gar
+	 *
+	 * @param string       $key   Key used to access your data
+	 * @param string|array $value Value to attach to key
+	 * @throws InvalidArgumentException
+	 */
+	public function addData($key, $value)
+	{
+		if ($this->verifyDataNotExisting($key)) {
+			$this->jsdata[$key] = $value;
+		}
+	}
+
+
+
+	/**
+	 * Similar to addData except this allows for users to push values to an existing key where the values on key are
+	 * elements in an array.
+	 * When you use this method, the value you include will be appended to the end of an array on $key.
+	 * So if the $key was 'test' and you added a value of 'my_data' then it would be represented in the javascript
+	 * object like this, eejs.data.test = [ my_data,
+	 * ]
+	 * If there has already been a scalar value attached to the data object given key, then
+	 * this will throw an exception.
+	 *
+	 * @param string       $key   Key to attach data to.
+	 * @param string|array $value Value being registered.
+	 * @throws InvalidArgumentException
+	 */
+	public function pushData($key, $value)
+	{
+		if (isset($this->jsdata[$key])
+			&& ! is_array($this->jsdata[$key])
+		) {
+			throw new invalidArgumentException(
+				sprintf(
+					__(
+						'The value for %1$s is already set and it is not an array. The %2$s method can only be used to
                          push values to this data element when it is an array.',
-                        'event_espresso'
-                    ),
-                    $key,
-                    __METHOD__
-                )
-            );
-        }
-        $this->jsdata[$key][] = $value;
-    }
-
-
-
-    /**
-     * Used to set content used by javascript for a template.
-     * Note: Overrides of existing registered templates are not allowed.
-     *
-     * @param string $template_reference
-     * @param string $template_content
-     * @throws InvalidArgumentException
-     */
-    public function addTemplate($template_reference, $template_content)
-    {
-        if (! isset($this->jsdata['templates'])) {
-            $this->jsdata['templates'] = array();
-        }
-        //no overrides allowed.
-        if (isset($this->jsdata['templates'][$template_reference])) {
-            throw new invalidArgumentException(
-                sprintf(
-                    __(
-                        'The %1$s key already exists for the templates array in the js data array.  No overrides are allowed.',
-                        'event_espresso'
-                    ),
-                    $template_reference
-                )
-            );
-        }
-        $this->jsdata['templates'][$template_reference] = $template_content;
-    }
-
-
-
-    /**
-     * Retrieve the template content already registered for the given reference.
-     *
-     * @param string $template_reference
-     * @return string
-     */
-    public function getTemplate($template_reference)
-    {
-        return isset($this->jsdata['templates'], $this->jsdata['templates'][$template_reference])
-            ? $this->jsdata['templates'][$template_reference]
-            : '';
-    }
-
-
-
-    /**
-     * Retrieve registered data.
-     *
-     * @param string $key Name of key to attach data to.
-     * @return mixed                If there is no for the given key, then false is returned.
-     */
-    public function getData($key)
-    {
-        return isset($this->jsdata[$key])
-            ? $this->jsdata[$key]
-            : false;
-    }
-
-
-
-    /**
-     * Verifies whether the given data exists already on the jsdata array.
-     * Overriding data is not allowed.
-     *
-     * @param string $key Index for data.
-     * @return bool        If valid then return true.
-     * @throws InvalidArgumentException if data already exists.
-     */
-    protected function verifyDataNotExisting($key)
-    {
-        if (isset($this->jsdata[$key])) {
-            if (is_array($this->jsdata[$key])) {
-                throw new InvalidArgumentException(
-                    sprintf(
-                        __(
-                            'The value for %1$s already exists in the Registry::eejs object.
+						'event_espresso'
+					),
+					$key,
+					__METHOD__
+				)
+			);
+		}
+		$this->jsdata[$key][] = $value;
+	}
+
+
+
+	/**
+	 * Used to set content used by javascript for a template.
+	 * Note: Overrides of existing registered templates are not allowed.
+	 *
+	 * @param string $template_reference
+	 * @param string $template_content
+	 * @throws InvalidArgumentException
+	 */
+	public function addTemplate($template_reference, $template_content)
+	{
+		if (! isset($this->jsdata['templates'])) {
+			$this->jsdata['templates'] = array();
+		}
+		//no overrides allowed.
+		if (isset($this->jsdata['templates'][$template_reference])) {
+			throw new invalidArgumentException(
+				sprintf(
+					__(
+						'The %1$s key already exists for the templates array in the js data array.  No overrides are allowed.',
+						'event_espresso'
+					),
+					$template_reference
+				)
+			);
+		}
+		$this->jsdata['templates'][$template_reference] = $template_content;
+	}
+
+
+
+	/**
+	 * Retrieve the template content already registered for the given reference.
+	 *
+	 * @param string $template_reference
+	 * @return string
+	 */
+	public function getTemplate($template_reference)
+	{
+		return isset($this->jsdata['templates'], $this->jsdata['templates'][$template_reference])
+			? $this->jsdata['templates'][$template_reference]
+			: '';
+	}
+
+
+
+	/**
+	 * Retrieve registered data.
+	 *
+	 * @param string $key Name of key to attach data to.
+	 * @return mixed                If there is no for the given key, then false is returned.
+	 */
+	public function getData($key)
+	{
+		return isset($this->jsdata[$key])
+			? $this->jsdata[$key]
+			: false;
+	}
+
+
+
+	/**
+	 * Verifies whether the given data exists already on the jsdata array.
+	 * Overriding data is not allowed.
+	 *
+	 * @param string $key Index for data.
+	 * @return bool        If valid then return true.
+	 * @throws InvalidArgumentException if data already exists.
+	 */
+	protected function verifyDataNotExisting($key)
+	{
+		if (isset($this->jsdata[$key])) {
+			if (is_array($this->jsdata[$key])) {
+				throw new InvalidArgumentException(
+					sprintf(
+						__(
+							'The value for %1$s already exists in the Registry::eejs object.
                             Overrides are not allowed. Since the value of this data is an array, you may want to use the
                             %2$s method to push your value to the array.',
-                            'event_espresso'
-                        ),
-                        $key,
-                        'pushData()'
-                    )
-                );
-            }
-            throw new InvalidArgumentException(
-                sprintf(
-                    __(
-                        'The value for %1$s already exists in the Registry::eejs object. Overrides are not
+							'event_espresso'
+						),
+						$key,
+						'pushData()'
+					)
+				);
+			}
+			throw new InvalidArgumentException(
+				sprintf(
+					__(
+						'The value for %1$s already exists in the Registry::eejs object. Overrides are not
                         allowed.  Consider attaching your value to a different key',
-                        'event_espresso'
-                    ),
-                    $key
-                )
-            );
-        }
-        return true;
-    }
-
-
-
-    /**
-     * registers core default stylesheets
-     */
-    private function loadCoreCss()
-    {
-        if ($this->template_config->enable_default_style) {
-            $default_stylesheet_path = is_readable(EVENT_ESPRESSO_UPLOAD_DIR . 'css/style.css')
-                ? EVENT_ESPRESSO_UPLOAD_DIR . 'css/espresso_default.css'
-                : EE_GLOBAL_ASSETS_URL . 'css/espresso_default.css';
-            wp_register_style(
-                'espresso_default',
-                $default_stylesheet_path,
-                array('dashicons'),
-                EVENT_ESPRESSO_VERSION
-            );
-            //Load custom style sheet if available
-            if ($this->template_config->custom_style_sheet !== null) {
-                wp_register_style(
-                    'espresso_custom_css',
-                    EVENT_ESPRESSO_UPLOAD_URL . 'css/' . $this->template_config->custom_style_sheet,
-                    array('espresso_default'),
-                    EVENT_ESPRESSO_VERSION
-                );
-            }
-        }
-    }
-
-
-
-    /**
-     * registers core default javascript
-     */
-    private function loadCoreJs()
-    {
-        // load core js
-        wp_register_script(
-            'espresso_core',
-            EE_GLOBAL_ASSETS_URL . 'scripts/espresso_core.js',
-            array('jquery'),
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-    }
-
-
-
-    /**
-     * registers jQuery Validate for form validation
-     */
-    private function loadJqueryValidate()
-    {
-        // register jQuery Validate and additional methods
-        wp_register_script(
-            'jquery-validate',
-            EE_GLOBAL_ASSETS_URL . 'scripts/jquery.validate.min.js',
-            array('jquery'),
-            '1.15.0',
-            true
-        );
-        wp_register_script(
-            'jquery-validate-extra-methods',
-            EE_GLOBAL_ASSETS_URL . 'scripts/jquery.validate.additional-methods.min.js',
-            array('jquery', 'jquery-validate'),
-            '1.15.0',
-            true
-        );
-    }
-
-
-
-    /**
-     * registers accounting.js for performing client-side calculations
-     */
-    private function loadAccountingJs()
-    {
-        //accounting.js library
-        // @link http://josscrowcroft.github.io/accounting.js/
-        wp_register_script(
-            'ee-accounting-core',
-            EE_THIRD_PARTY_URL . 'accounting/accounting.js',
-            array('underscore'),
-            '0.3.2',
-            true
-        );
-        wp_register_script(
-            'ee-accounting',
-            EE_GLOBAL_ASSETS_URL . 'scripts/ee-accounting-config.js',
-            array('ee-accounting-core'),
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-    }
-
-
-
-    /**
-     * registers accounting.js for performing client-side calculations
-     */
-    private function localizeAccountingJs()
-    {
-        wp_localize_script(
-            'ee-accounting',
-            'EE_ACCOUNTING_CFG',
-            array(
-                'currency' => array(
-                    'symbol'    => $this->currency_config->sign,
-                    'format'    => array(
-                        'pos'  => $this->currency_config->sign_b4 ? '%s%v' : '%v%s',
-                        'neg'  => $this->currency_config->sign_b4 ? '- %s%v' : '- %v%s',
-                        'zero' => $this->currency_config->sign_b4 ? '%s--' : '--%s',
-                    ),
-                    'decimal'   => $this->currency_config->dec_mrk,
-                    'thousand'  => $this->currency_config->thsnds,
-                    'precision' => $this->currency_config->dec_plc,
-                ),
-                'number'   => array(
-                    'precision' => 0,
-                    'thousand'  => $this->currency_config->thsnds,
-                    'decimal'   => $this->currency_config->dec_mrk,
-                ),
-            )
-        );
-    }
-
-
-
-    /**
-     * registers assets for cleaning your ears
-     */
-    private function loadQtipJs()
-    {
-        // qtip is turned OFF by default, but prior to the wp_enqueue_scripts hook,
-        // can be turned back on again via: add_filter('FHEE_load_qtip', '__return_true' );
-        if (apply_filters('FHEE_load_qtip', false)) {
-            EEH_Qtip_Loader::instance()->register_and_enqueue();
-        }
-    }
+						'event_espresso'
+					),
+					$key
+				)
+			);
+		}
+		return true;
+	}
+
+
+
+	/**
+	 * registers core default stylesheets
+	 */
+	private function loadCoreCss()
+	{
+		if ($this->template_config->enable_default_style) {
+			$default_stylesheet_path = is_readable(EVENT_ESPRESSO_UPLOAD_DIR . 'css/style.css')
+				? EVENT_ESPRESSO_UPLOAD_DIR . 'css/espresso_default.css'
+				: EE_GLOBAL_ASSETS_URL . 'css/espresso_default.css';
+			wp_register_style(
+				'espresso_default',
+				$default_stylesheet_path,
+				array('dashicons'),
+				EVENT_ESPRESSO_VERSION
+			);
+			//Load custom style sheet if available
+			if ($this->template_config->custom_style_sheet !== null) {
+				wp_register_style(
+					'espresso_custom_css',
+					EVENT_ESPRESSO_UPLOAD_URL . 'css/' . $this->template_config->custom_style_sheet,
+					array('espresso_default'),
+					EVENT_ESPRESSO_VERSION
+				);
+			}
+		}
+	}
+
+
+
+	/**
+	 * registers core default javascript
+	 */
+	private function loadCoreJs()
+	{
+		// load core js
+		wp_register_script(
+			'espresso_core',
+			EE_GLOBAL_ASSETS_URL . 'scripts/espresso_core.js',
+			array('jquery'),
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+	}
+
+
+
+	/**
+	 * registers jQuery Validate for form validation
+	 */
+	private function loadJqueryValidate()
+	{
+		// register jQuery Validate and additional methods
+		wp_register_script(
+			'jquery-validate',
+			EE_GLOBAL_ASSETS_URL . 'scripts/jquery.validate.min.js',
+			array('jquery'),
+			'1.15.0',
+			true
+		);
+		wp_register_script(
+			'jquery-validate-extra-methods',
+			EE_GLOBAL_ASSETS_URL . 'scripts/jquery.validate.additional-methods.min.js',
+			array('jquery', 'jquery-validate'),
+			'1.15.0',
+			true
+		);
+	}
+
+
+
+	/**
+	 * registers accounting.js for performing client-side calculations
+	 */
+	private function loadAccountingJs()
+	{
+		//accounting.js library
+		// @link http://josscrowcroft.github.io/accounting.js/
+		wp_register_script(
+			'ee-accounting-core',
+			EE_THIRD_PARTY_URL . 'accounting/accounting.js',
+			array('underscore'),
+			'0.3.2',
+			true
+		);
+		wp_register_script(
+			'ee-accounting',
+			EE_GLOBAL_ASSETS_URL . 'scripts/ee-accounting-config.js',
+			array('ee-accounting-core'),
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+	}
+
+
+
+	/**
+	 * registers accounting.js for performing client-side calculations
+	 */
+	private function localizeAccountingJs()
+	{
+		wp_localize_script(
+			'ee-accounting',
+			'EE_ACCOUNTING_CFG',
+			array(
+				'currency' => array(
+					'symbol'    => $this->currency_config->sign,
+					'format'    => array(
+						'pos'  => $this->currency_config->sign_b4 ? '%s%v' : '%v%s',
+						'neg'  => $this->currency_config->sign_b4 ? '- %s%v' : '- %v%s',
+						'zero' => $this->currency_config->sign_b4 ? '%s--' : '--%s',
+					),
+					'decimal'   => $this->currency_config->dec_mrk,
+					'thousand'  => $this->currency_config->thsnds,
+					'precision' => $this->currency_config->dec_plc,
+				),
+				'number'   => array(
+					'precision' => 0,
+					'thousand'  => $this->currency_config->thsnds,
+					'decimal'   => $this->currency_config->dec_mrk,
+				),
+			)
+		);
+	}
+
+
+
+	/**
+	 * registers assets for cleaning your ears
+	 */
+	private function loadQtipJs()
+	{
+		// qtip is turned OFF by default, but prior to the wp_enqueue_scripts hook,
+		// can be turned back on again via: add_filter('FHEE_load_qtip', '__return_true' );
+		if (apply_filters('FHEE_load_qtip', false)) {
+			EEH_Qtip_Loader::instance()->register_and_enqueue();
+		}
+	}
 
 
 

modules/single_page_checkout/EED_Single_Page_Checkout.module.php

Indentation +1849 added lines, -1849 removed lines

@@ -5,7 +5,7 @@ 
 use EventEspresso\core\exceptions\InvalidEntityException;
 
 if ( ! defined('EVENT_ESPRESSO_VERSION')) {
-    exit('No direct script access allowed');
+	exit('No direct script access allowed');
 }
 
 
@@ -20,1854 +20,1854 @@ 
 class EED_Single_Page_Checkout extends EED_Module
 {
 
-    /**
-     * $_initialized - has the SPCO controller already been initialized ?
-     *
-     * @access private
-     * @var bool $_initialized
-     */
-    private static $_initialized = false;
-
-
-    /**
-     * $_checkout_verified - is the EE_Checkout verified as correct for this request ?
-     *
-     * @access private
-     * @var bool $_valid_checkout
-     */
-    private static $_checkout_verified = true;
-
-    /**
-     *    $_reg_steps_array - holds initial array of reg steps
-     *
-     * @access private
-     * @var array $_reg_steps_array
-     */
-    private static $_reg_steps_array = array();
-
-    /**
-     *    $checkout - EE_Checkout object for handling the properties of the current checkout process
-     *
-     * @access public
-     * @var EE_Checkout $checkout
-     */
-    public $checkout;
-
-
-
-    /**
-     * @return EED_Module|EED_Single_Page_Checkout
-     */
-    public static function instance()
-    {
-        add_filter('EED_Single_Page_Checkout__SPCO_active', '__return_true');
-        return parent::get_instance(__CLASS__);
-    }
-
-
-
-    /**
-     * @return EE_CART
-     */
-    public function cart()
-    {
-        return $this->checkout->cart;
-    }
-
-
-
-    /**
-     * @return EE_Transaction
-     */
-    public function transaction()
-    {
-        return $this->checkout->transaction;
-    }
-
-
-
-    /**
-     *    set_hooks - for hooking into EE Core, other modules, etc
-     *
-     * @access    public
-     * @return    void
-     * @throws EE_Error
-     */
-    public static function set_hooks()
-    {
-        EED_Single_Page_Checkout::set_definitions();
-    }
-
-
-
-    /**
-     *    set_hooks_admin - for hooking into EE Admin Core, other modules, etc
-     *
-     * @access    public
-     * @return    void
-     * @throws EE_Error
-     */
-    public static function set_hooks_admin()
-    {
-        EED_Single_Page_Checkout::set_definitions();
-        if ( ! (defined('DOING_AJAX') && DOING_AJAX)) {
-            return;
-        }
-        // going to start an output buffer in case anything gets accidentally output
-        // that might disrupt our JSON response
-        ob_start();
-        EED_Single_Page_Checkout::load_request_handler();
-        EED_Single_Page_Checkout::load_reg_steps();
-        // set ajax hooks
-        add_action('wp_ajax_process_reg_step', array('EED_Single_Page_Checkout', 'process_reg_step'));
-        add_action('wp_ajax_nopriv_process_reg_step', array('EED_Single_Page_Checkout', 'process_reg_step'));
-        add_action('wp_ajax_display_spco_reg_step', array('EED_Single_Page_Checkout', 'display_reg_step'));
-        add_action('wp_ajax_nopriv_display_spco_reg_step', array('EED_Single_Page_Checkout', 'display_reg_step'));
-        add_action('wp_ajax_update_reg_step', array('EED_Single_Page_Checkout', 'update_reg_step'));
-        add_action('wp_ajax_nopriv_update_reg_step', array('EED_Single_Page_Checkout', 'update_reg_step'));
-    }
-
-
-
-    /**
-     *    process ajax request
-     *
-     * @param string $ajax_action
-     * @throws EE_Error
-     */
-    public static function process_ajax_request($ajax_action)
-    {
-        EE_Registry::instance()->REQ->set('action', $ajax_action);
-        EED_Single_Page_Checkout::instance()->_initialize();
-    }
-
-
-
-    /**
-     *    ajax display registration step
-     *
-     * @throws EE_Error
-     */
-    public static function display_reg_step()
-    {
-        EED_Single_Page_Checkout::process_ajax_request('display_spco_reg_step');
-    }
-
-
-
-    /**
-     *    ajax process registration step
-     *
-     * @throws EE_Error
-     */
-    public static function process_reg_step()
-    {
-        EED_Single_Page_Checkout::process_ajax_request('process_reg_step');
-    }
-
-
-
-    /**
-     *    ajax process registration step
-     *
-     * @throws EE_Error
-     */
-    public static function update_reg_step()
-    {
-        EED_Single_Page_Checkout::process_ajax_request('update_reg_step');
-    }
-
-
-
-    /**
-     *   update_checkout
-     *
-     * @access public
-     * @return void
-     * @throws EE_Error
-     */
-    public static function update_checkout()
-    {
-        EED_Single_Page_Checkout::process_ajax_request('update_checkout');
-    }
-
-
-
-    /**
-     *    load_request_handler
-     *
-     * @access    public
-     * @return    void
-     */
-    public static function load_request_handler()
-    {
-        // load core Request_Handler class
-        if (EE_Registry::instance()->REQ !== null) {
-            EE_Registry::instance()->load_core('Request_Handler');
-        }
-    }
-
-
-
-    /**
-     *    set_definitions
-     *
-     * @access    public
-     * @return    void
-     * @throws EE_Error
-     */
-    public static function set_definitions()
-    {
-        if(defined('SPCO_BASE_PATH')) {
-            return;
-        }
-        define(
-            'SPCO_BASE_PATH',
-            rtrim(str_replace(array('\\', '/'), DS, plugin_dir_path(__FILE__)), DS) . DS
-        );
-        define('SPCO_CSS_URL', plugin_dir_url(__FILE__) . 'css' . DS);
-        define('SPCO_IMG_URL', plugin_dir_url(__FILE__) . 'img' . DS);
-        define('SPCO_JS_URL', plugin_dir_url(__FILE__) . 'js' . DS);
-        define('SPCO_INC_PATH', SPCO_BASE_PATH . 'inc' . DS);
-        define('SPCO_REG_STEPS_PATH', SPCO_BASE_PATH . 'reg_steps' . DS);
-        define('SPCO_TEMPLATES_PATH', SPCO_BASE_PATH . 'templates' . DS);
-        EEH_Autoloader::register_autoloaders_for_each_file_in_folder(SPCO_BASE_PATH, true);
-        EE_Registry::$i18n_js_strings['registration_expiration_notice'] = sprintf(
-            __('%1$sWe\'re sorry, but you\'re registration time has expired.%2$s%4$sIf you still wish to complete your registration, please return to the %5$sEvent List%6$sEvent List%7$s and reselect your tickets if available. Please except our apologies for any inconvenience this may have caused.%8$s',
-                'event_espresso'),
-            '<h4 class="important-notice">',
-            '</h4>',
-            '<br />',
-            '<p>',
-            '<a href="' . get_post_type_archive_link('espresso_events') . '" title="',
-            '">',
-            '</a>',
-            '</p>'
-        );
-    }
-
-
-
-    /**
-     * load_reg_steps
-     * loads and instantiates each reg step based on the EE_Registry::instance()->CFG->registration->reg_steps array
-     *
-     * @access    private
-     * @throws EE_Error
-     */
-    public static function load_reg_steps()
-    {
-        static $reg_steps_loaded = false;
-        if ($reg_steps_loaded) {
-            return;
-        }
-        // filter list of reg_steps
-        $reg_steps_to_load = (array)apply_filters(
-            'AHEE__SPCO__load_reg_steps__reg_steps_to_load',
-            EED_Single_Page_Checkout::get_reg_steps()
-        );
-        // sort by key (order)
-        ksort($reg_steps_to_load);
-        // loop through folders
-        foreach ($reg_steps_to_load as $order => $reg_step) {
-            // we need a
-            if (isset($reg_step['file_path'], $reg_step['class_name'], $reg_step['slug'])) {
-                // copy over to the reg_steps_array
-                EED_Single_Page_Checkout::$_reg_steps_array[$order] = $reg_step;
-                // register custom key route for each reg step
-                // ie: step=>"slug" - this is the entire reason we load the reg steps array now
-                EE_Config::register_route(
-                    $reg_step['slug'],
-                    'EED_Single_Page_Checkout',
-                    'run',
-                    'step'
-                );
-                // add AJAX or other hooks
-                if (isset($reg_step['has_hooks']) && $reg_step['has_hooks']) {
-                    // setup autoloaders if necessary
-                    if ( ! class_exists($reg_step['class_name'])) {
-                        EEH_Autoloader::register_autoloaders_for_each_file_in_folder(
-                            $reg_step['file_path'],
-                            true
-                        );
-                    }
-                    if (is_callable($reg_step['class_name'], 'set_hooks')) {
-                        call_user_func(array($reg_step['class_name'], 'set_hooks'));
-                    }
-                }
-            }
-        }
-        $reg_steps_loaded = true;
-    }
-
-
-
-    /**
-     *    get_reg_steps
-     *
-     * @access    public
-     * @return    array
-     */
-    public static function get_reg_steps()
-    {
-        $reg_steps = EE_Registry::instance()->CFG->registration->reg_steps;
-        if (empty($reg_steps)) {
-            $reg_steps = array(
-                10  => array(
-                    'file_path'  => SPCO_REG_STEPS_PATH . 'attendee_information',
-                    'class_name' => 'EE_SPCO_Reg_Step_Attendee_Information',
-                    'slug'       => 'attendee_information',
-                    'has_hooks'  => false,
-                ),
-                20  => array(
-                    'file_path'  => SPCO_REG_STEPS_PATH . 'registration_confirmation',
-                    'class_name' => 'EE_SPCO_Reg_Step_Registration_Confirmation',
-                    'slug'       => 'registration_confirmation',
-                    'has_hooks'  => false,
-                ),
-                30  => array(
-                    'file_path'  => SPCO_REG_STEPS_PATH . 'payment_options',
-                    'class_name' => 'EE_SPCO_Reg_Step_Payment_Options',
-                    'slug'       => 'payment_options',
-                    'has_hooks'  => true,
-                ),
-                999 => array(
-                    'file_path'  => SPCO_REG_STEPS_PATH . 'finalize_registration',
-                    'class_name' => 'EE_SPCO_Reg_Step_Finalize_Registration',
-                    'slug'       => 'finalize_registration',
-                    'has_hooks'  => false,
-                ),
-            );
-        }
-        return $reg_steps;
-    }
-
-
-
-    /**
-     *    registration_checkout_for_admin
-     *
-     * @access    public
-     * @return    string
-     * @throws EE_Error
-     */
-    public static function registration_checkout_for_admin()
-    {
-        EED_Single_Page_Checkout::load_request_handler();
-        EE_Registry::instance()->REQ->set('step', 'attendee_information');
-        EE_Registry::instance()->REQ->set('action', 'display_spco_reg_step');
-        EE_Registry::instance()->REQ->set('process_form_submission', false);
-        EED_Single_Page_Checkout::instance()->_initialize();
-        EED_Single_Page_Checkout::instance()->_display_spco_reg_form();
-        return EE_Registry::instance()->REQ->get_output();
-    }
-
-
-
-    /**
-     * process_registration_from_admin
-     *
-     * @access public
-     * @return \EE_Transaction
-     * @throws EE_Error
-     */
-    public static function process_registration_from_admin()
-    {
-        EED_Single_Page_Checkout::load_request_handler();
-        EE_Registry::instance()->REQ->set('step', 'attendee_information');
-        EE_Registry::instance()->REQ->set('action', 'process_reg_step');
-        EE_Registry::instance()->REQ->set('process_form_submission', true);
-        EED_Single_Page_Checkout::instance()->_initialize();
-        if (EED_Single_Page_Checkout::instance()->checkout->current_step->completed()) {
-            $final_reg_step = end(EED_Single_Page_Checkout::instance()->checkout->reg_steps);
-            if ($final_reg_step instanceof EE_SPCO_Reg_Step_Finalize_Registration) {
-                EED_Single_Page_Checkout::instance()->checkout->set_reg_step_initiated($final_reg_step);
-                if ($final_reg_step->process_reg_step()) {
-                    $final_reg_step->set_completed();
-                    EED_Single_Page_Checkout::instance()->checkout->update_txn_reg_steps_array();
-                    return EED_Single_Page_Checkout::instance()->checkout->transaction;
-                }
-            }
-        }
-        return null;
-    }
-
-
-
-    /**
-     *    run
-     *
-     * @access    public
-     * @param WP_Query $WP_Query
-     * @return    void
-     * @throws EE_Error
-     */
-    public function run($WP_Query)
-    {
-        if (
-            $WP_Query instanceof WP_Query
-            && $WP_Query->is_main_query()
-            && apply_filters('FHEE__EED_Single_Page_Checkout__run', true)
-            && $this->_is_reg_checkout()
-        ) {
-            $this->_initialize();
-        }
-    }
-
-
-
-    /**
-     * determines whether current url matches reg page url
-     *
-     * @return bool
-     */
-    protected function _is_reg_checkout()
-    {
-        // get current permalink for reg page without any extra query args
-        $reg_page_url = \get_permalink(EE_Config::instance()->core->reg_page_id);
-        // get request URI for current request, but without the scheme or host
-        $current_request_uri = \EEH_URL::filter_input_server_url('REQUEST_URI');
-        $current_request_uri = html_entity_decode($current_request_uri);
-        // get array of query args from the current request URI
-        $query_args = \EEH_URL::get_query_string($current_request_uri);
-        // grab page id if it is set
-        $page_id = isset($query_args['page_id']) ? absint($query_args['page_id']) : 0;
-        // and remove the page id from the query args (we will re-add it later)
-        unset($query_args['page_id']);
-        // now strip all query args from current request URI
-        $current_request_uri = remove_query_arg(array_keys($query_args), $current_request_uri);
-        // and re-add the page id if it was set
-        if ($page_id) {
-            $current_request_uri = add_query_arg('page_id', $page_id, $current_request_uri);
-        }
-        // remove slashes and ?
-        $current_request_uri = trim($current_request_uri, '?/');
-        // is current request URI part of the known full reg page URL ?
-        return ! empty($current_request_uri) && strpos($reg_page_url, $current_request_uri) !== false;
-    }
-
-
-
-    /**
-     * @param WP_Query $wp_query
-     * @return    void
-     * @throws EE_Error
-     */
-    public static function init($wp_query)
-    {
-        EED_Single_Page_Checkout::instance()->run($wp_query);
-    }
-
-
-
-    /**
-     *    _initialize - initial module setup
-     *
-     * @access    private
-     * @throws EE_Error
-     * @return    void
-     */
-    private function _initialize()
-    {
-        // ensure SPCO doesn't run twice
-        if (EED_Single_Page_Checkout::$_initialized) {
-            return;
-        }
-        try {
-            EED_Single_Page_Checkout::load_reg_steps();
-            $this->_verify_session();
-            // setup the EE_Checkout object
-            $this->checkout = $this->_initialize_checkout();
-            // filter checkout
-            $this->checkout = apply_filters('FHEE__EED_Single_Page_Checkout___initialize__checkout', $this->checkout);
-            // get the $_GET
-            $this->_get_request_vars();
-            if ($this->_block_bots()) {
-                return;
-            }
-            // filter continue_reg
-            $this->checkout->continue_reg = apply_filters(
-                'FHEE__EED_Single_Page_Checkout__init___continue_reg',
-                true,
-                $this->checkout
-            );
-            // load the reg steps array
-            if ( ! $this->_load_and_instantiate_reg_steps()) {
-                EED_Single_Page_Checkout::$_initialized = true;
-                return;
-            }
-            // set the current step
-            $this->checkout->set_current_step($this->checkout->step);
-            // and the next step
-            $this->checkout->set_next_step();
-            // verify that everything has been setup correctly
-            if ( ! ($this->_verify_transaction_and_get_registrations() && $this->_final_verifications())) {
-                EED_Single_Page_Checkout::$_initialized = true;
-                return;
-            }
-            // lock the transaction
-            $this->checkout->transaction->lock();
-            // make sure all of our cached objects are added to their respective model entity mappers
-            $this->checkout->refresh_all_entities();
-            // set amount owing
-            $this->checkout->amount_owing = $this->checkout->transaction->remaining();
-            // initialize each reg step, which gives them the chance to potentially alter the process
-            $this->_initialize_reg_steps();
-            // DEBUG LOG
-            //$this->checkout->log( __CLASS__, __FUNCTION__, __LINE__ );
-            // get reg form
-            if( ! $this->_check_form_submission()) {
-                EED_Single_Page_Checkout::$_initialized = true;
-                return;
-            }
-            // checkout the action!!!
-            $this->_process_form_action();
-            // add some style and make it dance
-            $this->add_styles_and_scripts();
-            // kk... SPCO has successfully run
-            EED_Single_Page_Checkout::$_initialized = true;
-            // set no cache headers and constants
-            EE_System::do_not_cache();
-            // add anchor
-            add_action('loop_start', array($this, 'set_checkout_anchor'), 1);
-            // remove transaction lock
-            add_action('shutdown', array($this, 'unlock_transaction'), 1);
-        } catch (Exception $e) {
-            EE_Error::add_error($e->getMessage(), __FILE__, __FUNCTION__, __LINE__);
-        }
-    }
-
-
-
-    /**
-     *    _verify_session
-     * checks that the session is valid and not expired
-     *
-     * @access    private
-     * @throws EE_Error
-     */
-    private function _verify_session()
-    {
-        if ( ! EE_Registry::instance()->SSN instanceof EE_Session) {
-            throw new EE_Error(__('The EE_Session class could not be loaded.', 'event_espresso'));
-        }
-        // is session still valid ?
-        if (
-            EE_Registry::instance()->SSN->expired()
-            && EE_Registry::instance()->REQ->get('e_reg_url_link', '') === ''
-        ) {
-            $this->checkout = new EE_Checkout();
-            EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
-            // EE_Registry::instance()->SSN->reset_cart();
-            // EE_Registry::instance()->SSN->reset_checkout();
-            // EE_Registry::instance()->SSN->reset_transaction();
-            EE_Error::add_attention(
-                EE_Registry::$i18n_js_strings['registration_expiration_notice'],
-                __FILE__, __FUNCTION__, __LINE__
-            );
-            // EE_Registry::instance()->SSN->reset_expired();
-        }
-    }
-
-
-
-    /**
-     *    _initialize_checkout
-     * loads and instantiates EE_Checkout
-     *
-     * @access    private
-     * @throws EE_Error
-     * @return EE_Checkout
-     */
-    private function _initialize_checkout()
-    {
-        // look in session for existing checkout
-        /** @type EE_Checkout $checkout */
-        $checkout = EE_Registry::instance()->SSN->checkout();
-        // verify
-        if ( ! $checkout instanceof EE_Checkout) {
-            // instantiate EE_Checkout object for handling the properties of the current checkout process
-            $checkout = EE_Registry::instance()->load_file(
-                SPCO_INC_PATH,
-                'EE_Checkout',
-                'class', array(),
-                false
-            );
-        } else {
-            if ($checkout->current_step->is_final_step() && $checkout->exit_spco() === true) {
-                $this->unlock_transaction();
-                wp_safe_redirect($checkout->redirect_url);
-                exit();
-            }
-        }
-        $checkout = apply_filters('FHEE__EED_Single_Page_Checkout___initialize_checkout__checkout', $checkout);
-        // verify again
-        if ( ! $checkout instanceof EE_Checkout) {
-            throw new EE_Error(__('The EE_Checkout class could not be loaded.', 'event_espresso'));
-        }
-        // reset anything that needs a clean slate for each request
-        $checkout->reset_for_current_request();
-        return $checkout;
-    }
-
-
-
-    /**
-     *    _get_request_vars
-     *
-     * @access    private
-     * @return    void
-     * @throws EE_Error
-     */
-    private function _get_request_vars()
-    {
-        // load classes
-        EED_Single_Page_Checkout::load_request_handler();
-        //make sure this request is marked as belonging to EE
-        EE_Registry::instance()->REQ->set_espresso_page(true);
-        // which step is being requested ?
-        $this->checkout->step = EE_Registry::instance()->REQ->get('step', $this->_get_first_step());
-        // which step is being edited ?
-        $this->checkout->edit_step = EE_Registry::instance()->REQ->get('edit_step', '');
-        // and what we're doing on the current step
-        $this->checkout->action = EE_Registry::instance()->REQ->get('action', 'display_spco_reg_step');
-        // timestamp
-        $this->checkout->uts = EE_Registry::instance()->REQ->get('uts', 0);
-        // returning to edit ?
-        $this->checkout->reg_url_link = EE_Registry::instance()->REQ->get('e_reg_url_link', '');
-        // or some other kind of revisit ?
-        $this->checkout->revisit = filter_var(
-            EE_Registry::instance()->REQ->get('revisit', false),
-            FILTER_VALIDATE_BOOLEAN
-        );
-        // and whether or not to generate a reg form for this request
-        $this->checkout->generate_reg_form = filter_var(
-            EE_Registry::instance()->REQ->get('generate_reg_form', true),
-            FILTER_VALIDATE_BOOLEAN
-        );
-        // and whether or not to process a reg form submission for this request
-        $this->checkout->process_form_submission = filter_var(
-            EE_Registry::instance()->REQ->get(
-                'process_form_submission',
-                $this->checkout->action === 'process_reg_step'
-            ),
-            FILTER_VALIDATE_BOOLEAN
-        );
-        $this->checkout->process_form_submission = filter_var(
-            $this->checkout->action !== 'display_spco_reg_step'
-                ? $this->checkout->process_form_submission
-                : false,
-            FILTER_VALIDATE_BOOLEAN
-        );
-        // $this->_display_request_vars();
-    }
-
-
-
-    /**
-     *  _display_request_vars
-     *
-     * @access    protected
-     * @return    void
-     */
-    protected function _display_request_vars()
-    {
-        if ( ! WP_DEBUG) {
-            return;
-        }
-        EEH_Debug_Tools::printr($_REQUEST, '$_REQUEST', __FILE__, __LINE__);
-        EEH_Debug_Tools::printr($this->checkout->step, '$this->checkout->step', __FILE__, __LINE__);
-        EEH_Debug_Tools::printr($this->checkout->edit_step, '$this->checkout->edit_step', __FILE__, __LINE__);
-        EEH_Debug_Tools::printr($this->checkout->action, '$this->checkout->action', __FILE__, __LINE__);
-        EEH_Debug_Tools::printr($this->checkout->reg_url_link, '$this->checkout->reg_url_link', __FILE__, __LINE__);
-        EEH_Debug_Tools::printr($this->checkout->revisit, '$this->checkout->revisit', __FILE__, __LINE__);
-        EEH_Debug_Tools::printr($this->checkout->generate_reg_form, '$this->checkout->generate_reg_form', __FILE__, __LINE__);
-        EEH_Debug_Tools::printr($this->checkout->process_form_submission, '$this->checkout->process_form_submission', __FILE__, __LINE__);
-    }
-
-
-
-    /**
-     * _block_bots
-     * checks that the incoming request has either of the following set:
-     *  a uts (unix timestamp) which indicates that the request was redirected from the Ticket Selector
-     *  a REG URL Link, which indicates that the request is a return visit to SPCO for a valid TXN
-     * so if you're not coming from the Ticket Selector nor returning for a valid IP...
-     * then where you coming from man?
-     *
-     * @return boolean
-     */
-    private function _block_bots()
-    {
-        $invalid_checkout_access = EED_Invalid_Checkout_Access::getInvalidCheckoutAccess();
-        if ($invalid_checkout_access->checkoutAccessIsInvalid($this->checkout)) {
-            return true;
-        }
-        return false;
-    }
-
-
-
-    /**
-     *    _get_first_step
-     *  gets slug for first step in $_reg_steps_array
-     *
-     * @access    private
-     * @throws EE_Error
-     * @return    string
-     */
-    private function _get_first_step()
-    {
-        $first_step = reset(EED_Single_Page_Checkout::$_reg_steps_array);
-        return isset($first_step['slug']) ? $first_step['slug'] : 'attendee_information';
-    }
-
-
-
-    /**
-     *    _load_and_instantiate_reg_steps
-     *  instantiates each reg step based on the loaded reg_steps array
-     *
-     * @access    private
-     * @throws EE_Error
-     * @return    bool
-     */
-    private function _load_and_instantiate_reg_steps()
-    {
-        do_action('AHEE__Single_Page_Checkout___load_and_instantiate_reg_steps__start', $this->checkout);
-        // have reg_steps already been instantiated ?
-        if (
-            empty($this->checkout->reg_steps)
-            || apply_filters('FHEE__Single_Page_Checkout__load_reg_steps__reload_reg_steps', false, $this->checkout)
-        ) {
-            // if not, then loop through raw reg steps array
-            foreach (EED_Single_Page_Checkout::$_reg_steps_array as $order => $reg_step) {
-                if ( ! $this->_load_and_instantiate_reg_step($reg_step, $order)) {
-                    return false;
-                }
-            }
-            EE_Registry::instance()->CFG->registration->skip_reg_confirmation = true;
-            EE_Registry::instance()->CFG->registration->reg_confirmation_last = true;
-            // skip the registration_confirmation page ?
-            if (EE_Registry::instance()->CFG->registration->skip_reg_confirmation) {
-                // just remove it from the reg steps array
-                $this->checkout->remove_reg_step('registration_confirmation', false);
-            } else if (
-                isset($this->checkout->reg_steps['registration_confirmation'])
-                && EE_Registry::instance()->CFG->registration->reg_confirmation_last
-            ) {
-                // set the order to something big like 100
-                $this->checkout->set_reg_step_order('registration_confirmation', 100);
-            }
-            // filter the array for good luck
-            $this->checkout->reg_steps = apply_filters(
-                'FHEE__Single_Page_Checkout__load_reg_steps__reg_steps',
-                $this->checkout->reg_steps
-            );
-            // finally re-sort based on the reg step class order properties
-            $this->checkout->sort_reg_steps();
-        } else {
-            foreach ($this->checkout->reg_steps as $reg_step) {
-                // set all current step stati to FALSE
-                $reg_step->set_is_current_step(false);
-            }
-        }
-        if (empty($this->checkout->reg_steps)) {
-            EE_Error::add_error(
-                __('No Reg Steps were loaded..', 'event_espresso'),
-                __FILE__, __FUNCTION__, __LINE__
-            );
-            return false;
-        }
-        // make reg step details available to JS
-        $this->checkout->set_reg_step_JSON_info();
-        return true;
-    }
-
-
-
-    /**
-     *     _load_and_instantiate_reg_step
-     *
-     * @access    private
-     * @param array $reg_step
-     * @param int   $order
-     * @return bool
-     */
-    private function _load_and_instantiate_reg_step($reg_step = array(), $order = 0)
-    {
-        // we need a file_path, class_name, and slug to add a reg step
-        if (isset($reg_step['file_path'], $reg_step['class_name'], $reg_step['slug'])) {
-            // if editing a specific step, but this is NOT that step... (and it's not the 'finalize_registration' step)
-            if (
-                $this->checkout->reg_url_link
-                && $this->checkout->step !== $reg_step['slug']
-                && $reg_step['slug'] !== 'finalize_registration'
-                // normally at this point we would NOT load the reg step, but this filter can change that
-                && apply_filters(
-                    'FHEE__Single_Page_Checkout___load_and_instantiate_reg_step__bypass_reg_step',
-                    true,
-                    $reg_step,
-                    $this->checkout
-                )
-            ) {
-                return true;
-            }
-            // instantiate step class using file path and class name
-            $reg_step_obj = EE_Registry::instance()->load_file(
-                $reg_step['file_path'],
-                $reg_step['class_name'],
-                'class',
-                $this->checkout,
-                false
-            );
-            // did we gets the goods ?
-            if ($reg_step_obj instanceof EE_SPCO_Reg_Step) {
-                // set reg step order based on config
-                $reg_step_obj->set_order($order);
-                // add instantiated reg step object to the master reg steps array
-                $this->checkout->add_reg_step($reg_step_obj);
-            } else {
-                EE_Error::add_error(
-                    __('The current step could not be set.', 'event_espresso'),
-                    __FILE__, __FUNCTION__, __LINE__
-                );
-                return false;
-            }
-        } else {
-            if (WP_DEBUG) {
-                EE_Error::add_error(
-                    sprintf(
-                        __(
-                            'A registration step could not be loaded. One or more of the following data points is invalid:%4$s%5$sFile Path: %1$s%6$s%5$sClass Name: %2$s%6$s%5$sSlug: %3$s%6$s%7$s',
-                            'event_espresso'
-                        ),
-                        isset($reg_step['file_path']) ? $reg_step['file_path'] : '',
-                        isset($reg_step['class_name']) ? $reg_step['class_name'] : '',
-                        isset($reg_step['slug']) ? $reg_step['slug'] : '',
-                        '<ul>',
-                        '<li>',
-                        '</li>',
-                        '</ul>'
-                    ),
-                    __FILE__, __FUNCTION__, __LINE__
-                );
-            }
-            return false;
-        }
-        return true;
-    }
-
-
-    /**
-     * _verify_transaction_and_get_registrations
-     *
-     * @access private
-     * @return bool
-     * @throws InvalidDataTypeException
-     * @throws InvalidEntityException
-     * @throws EE_Error
-     */
-    private function _verify_transaction_and_get_registrations()
-    {
-        // was there already a valid transaction in the checkout from the session ?
-        if ( ! $this->checkout->transaction instanceof EE_Transaction) {
-            // get transaction from db or session
-            $this->checkout->transaction = $this->checkout->reg_url_link && ! is_admin()
-                ? $this->_get_transaction_and_cart_for_previous_visit()
-                : $this->_get_cart_for_current_session_and_setup_new_transaction();
-            if ( ! $this->checkout->transaction instanceof EE_Transaction) {
-                EE_Error::add_error(
-                    __('Your Registration and Transaction information could not be retrieved from the db.',
-                        'event_espresso'),
-                    __FILE__, __FUNCTION__, __LINE__
-                );
-                $this->checkout->transaction = EE_Transaction::new_instance();
-                // add some style and make it dance
-                $this->add_styles_and_scripts();
-                EED_Single_Page_Checkout::$_initialized = true;
-                return false;
-            }
-            // and the registrations for the transaction
-            $this->_get_registrations($this->checkout->transaction);
-        }
-        return true;
-    }
-
-
-
-    /**
-     * _get_transaction_and_cart_for_previous_visit
-     *
-     * @access private
-     * @return mixed EE_Transaction|NULL
-     */
-    private function _get_transaction_and_cart_for_previous_visit()
-    {
-        /** @var $TXN_model EEM_Transaction */
-        $TXN_model = EE_Registry::instance()->load_model('Transaction');
-        // because the reg_url_link is present in the request,
-        // this is a return visit to SPCO, so we'll get the transaction data from the db
-        $transaction = $TXN_model->get_transaction_from_reg_url_link($this->checkout->reg_url_link);
-        // verify transaction
-        if ($transaction instanceof EE_Transaction) {
-            // and get the cart that was used for that transaction
-            $this->checkout->cart = $this->_get_cart_for_transaction($transaction);
-            return $transaction;
-        }
-        EE_Error::add_error(
-            __('Your Registration and Transaction information could not be retrieved from the db.', 'event_espresso'),
-            __FILE__, __FUNCTION__, __LINE__
-        );
-        return null;
-
-    }
-
-
-
-    /**
-     * _get_cart_for_transaction
-     *
-     * @access private
-     * @param EE_Transaction $transaction
-     * @return EE_Cart
-     */
-    private function _get_cart_for_transaction($transaction)
-    {
-        return $this->checkout->get_cart_for_transaction($transaction);
-    }
-
-
-
-    /**
-     * get_cart_for_transaction
-     *
-     * @access public
-     * @param EE_Transaction $transaction
-     * @return EE_Cart
-     */
-    public function get_cart_for_transaction(EE_Transaction $transaction)
-    {
-        return $this->checkout->get_cart_for_transaction($transaction);
-    }
-
-
-
-    /**
-     * _get_transaction_and_cart_for_current_session
-     *    generates a new EE_Transaction object and adds it to the $_transaction property.
-     *
-     * @access private
-     * @return EE_Transaction
-     * @throws EE_Error
-     */
-    private function _get_cart_for_current_session_and_setup_new_transaction()
-    {
-        //  if there's no transaction, then this is the FIRST visit to SPCO
-        // so load up the cart ( passing nothing for the TXN because it doesn't exist yet )
-        $this->checkout->cart = $this->_get_cart_for_transaction(null);
-        // and then create a new transaction
-        $transaction = $this->_initialize_transaction();
-        // verify transaction
-        if ($transaction instanceof EE_Transaction) {
-            // save it so that we have an ID for other objects to use
-            $transaction->save();
-            // and save TXN data to the cart
-            $this->checkout->cart->get_grand_total()->save_this_and_descendants_to_txn($transaction->ID());
-        } else {
-            EE_Error::add_error(
-                __('A Valid Transaction could not be initialized.', 'event_espresso'),
-                __FILE__, __FUNCTION__, __LINE__
-            );
-        }
-        return $transaction;
-    }
-
-
-
-    /**
-     *    generates a new EE_Transaction object and adds it to the $_transaction property.
-     *
-     * @access private
-     * @return mixed EE_Transaction|NULL
-     */
-    private function _initialize_transaction()
-    {
-        try {
-            // ensure cart totals have been calculated
-            $this->checkout->cart->get_grand_total()->recalculate_total_including_taxes();
-            // grab the cart grand total
-            $cart_total = $this->checkout->cart->get_cart_grand_total();
-            // create new TXN
-            $transaction = EE_Transaction::new_instance(
-                array(
-                    'TXN_reg_steps' => $this->checkout->initialize_txn_reg_steps_array(),
-                    'TXN_total'     => $cart_total > 0 ? $cart_total : 0,
-                    'TXN_paid'      => 0,
-                    'STS_ID'        => EEM_Transaction::failed_status_code,
-                )
-            );
-            // save it so that we have an ID for other objects to use
-            $transaction->save();
-            // set cron job for following up on TXNs after their session has expired
-            EE_Cron_Tasks::schedule_expired_transaction_check(
-                EE_Registry::instance()->SSN->expiration() + 1,
-                $transaction->ID()
-            );
-            return $transaction;
-        } catch (Exception $e) {
-            EE_Error::add_error($e->getMessage(), __FILE__, __FUNCTION__, __LINE__);
-        }
-        return null;
-    }
-
-
-    /**
-     * _get_registrations
-     *
-     * @access private
-     * @param EE_Transaction $transaction
-     * @return void
-     * @throws InvalidDataTypeException
-     * @throws InvalidEntityException
-     * @throws EE_Error
-     */
-    private function _get_registrations(EE_Transaction $transaction)
-    {
-        // first step: grab the registrants  { : o
-        $registrations = $transaction->registrations($this->checkout->reg_cache_where_params, true);
-        // verify registrations have been set
-        if (empty($registrations)) {
-            // if no cached registrations, then check the db
-            $registrations = $transaction->registrations($this->checkout->reg_cache_where_params, false);
-            // still nothing ? well as long as this isn't a revisit
-            if (empty($registrations) && ! $this->checkout->revisit) {
-                // generate new registrations from scratch
-                $registrations = $this->_initialize_registrations($transaction);
-            }
-        }
-        // sort by their original registration order
-        usort($registrations, array('EED_Single_Page_Checkout', 'sort_registrations_by_REG_count'));
-        // then loop thru the array
-        foreach ($registrations as $registration) {
-            // verify each registration
-            if ($registration instanceof EE_Registration) {
-                // we display all attendee info for the primary registrant
-                if ($this->checkout->reg_url_link === $registration->reg_url_link()
-                    && $registration->is_primary_registrant()
-                ) {
-                    $this->checkout->primary_revisit = true;
-                    break;
-                }
-                if ($this->checkout->revisit
-                           && $this->checkout->reg_url_link !== $registration->reg_url_link()
-                ) {
-                    // but hide info if it doesn't belong to you
-                    $transaction->clear_cache('Registration', $registration->ID());
-                }
-                $this->checkout->set_reg_status_updated($registration->ID(), false);
-            }
-        }
-    }
-
-
-    /**
-     *    adds related EE_Registration objects for each ticket in the cart to the current EE_Transaction object
-     *
-     * @access private
-     * @param EE_Transaction $transaction
-     * @return    array
-     * @throws InvalidDataTypeException
-     * @throws InvalidEntityException
-     * @throws EE_Error
-     */
-    private function _initialize_registrations(EE_Transaction $transaction)
-    {
-        $att_nmbr = 0;
-        $registrations = array();
-        if ($transaction instanceof EE_Transaction) {
-            /** @type EE_Registration_Processor $registration_processor */
-            $registration_processor = EE_Registry::instance()->load_class('Registration_Processor');
-            $this->checkout->total_ticket_count = $this->checkout->cart->all_ticket_quantity_count();
-            // now let's add the cart items to the $transaction
-            foreach ($this->checkout->cart->get_tickets() as $line_item) {
-                //do the following for each ticket of this type they selected
-                for ($x = 1; $x <= $line_item->quantity(); $x++) {
-                    $att_nmbr++;
-                    /** @var EventEspresso\core\services\commands\registration\CreateRegistrationCommand $CreateRegistrationCommand */
-                    $CreateRegistrationCommand = EE_Registry::instance()->create(
-                        'EventEspresso\core\services\commands\registration\CreateRegistrationCommand',
-                        array(
-                            $transaction,
-                            $line_item,
-                            $att_nmbr,
-                            $this->checkout->total_ticket_count,
-                        )
-                    );
-                    // override capabilities for frontend registrations
-                    if ( ! is_admin()) {
-                        $CreateRegistrationCommand->setCapCheck(
-                            new PublicCapabilities('', 'create_new_registration')
-                        );
-                    }
-                    $registration = EE_Registry::instance()->BUS->execute($CreateRegistrationCommand);
-                    if ( ! $registration instanceof EE_Registration) {
-                        throw new InvalidEntityException($registration, 'EE_Registration');
-                    }
-                    $registrations[ $registration->ID() ] = $registration;
-                }
-            }
-            $registration_processor->fix_reg_final_price_rounding_issue($transaction);
-        }
-        return $registrations;
-    }
-
-
-
-    /**
-     * sorts registrations by REG_count
-     *
-     * @access public
-     * @param EE_Registration $reg_A
-     * @param EE_Registration $reg_B
-     * @return int
-     */
-    public static function sort_registrations_by_REG_count(EE_Registration $reg_A, EE_Registration $reg_B)
-    {
-        // this shouldn't ever happen within the same TXN, but oh well
-        if ($reg_A->count() === $reg_B->count()) {
-            return 0;
-        }
-        return ($reg_A->count() > $reg_B->count()) ? 1 : -1;
-    }
-
-
-
-    /**
-     *    _final_verifications
-     * just makes sure that everything is set up correctly before proceeding
-     *
-     * @access    private
-     * @return    bool
-     * @throws EE_Error
-     */
-    private function _final_verifications()
-    {
-        // filter checkout
-        $this->checkout = apply_filters(
-            'FHEE__EED_Single_Page_Checkout___final_verifications__checkout',
-            $this->checkout
-        );
-        //verify that current step is still set correctly
-        if ( ! $this->checkout->current_step instanceof EE_SPCO_Reg_Step) {
-            EE_Error::add_error(
-                __('We\'re sorry but the registration process can not proceed because one or more registration steps were not setup correctly. Please refresh the page and try again or contact support.', 'event_espresso'),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return false;
-        }
-        // if returning to SPCO, then verify that primary registrant is set
-        if ( ! empty($this->checkout->reg_url_link)) {
-            $valid_registrant = $this->checkout->transaction->primary_registration();
-            if ( ! $valid_registrant instanceof EE_Registration) {
-                EE_Error::add_error(
-                    __('We\'re sorry but there appears to be an error with the "reg_url_link" or the primary registrant for this transaction. Please refresh the page and try again or contact support.', 'event_espresso'),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                return false;
-            }
-            $valid_registrant = null;
-            foreach (
-                $this->checkout->transaction->registrations($this->checkout->reg_cache_where_params) as $registration
-            ) {
-                if (
-                    $registration instanceof EE_Registration
-                    && $registration->reg_url_link() === $this->checkout->reg_url_link
-                ) {
-                    $valid_registrant = $registration;
-                }
-            }
-            if ( ! $valid_registrant instanceof EE_Registration) {
-                // hmmm... maybe we have the wrong session because the user is opening multiple tabs ?
-                if (EED_Single_Page_Checkout::$_checkout_verified) {
-                    // clear the session, mark the checkout as unverified, and try again
-                    EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
-                    EED_Single_Page_Checkout::$_initialized = false;
-                    EED_Single_Page_Checkout::$_checkout_verified = false;
-                    $this->_initialize();
-                    EE_Error::reset_notices();
-                    return false;
-                }
-                EE_Error::add_error(
-                    __(
-                        'We\'re sorry but there appears to be an error with the "reg_url_link" or the transaction itself. Please refresh the page and try again or contact support.',
-                        'event_espresso'
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-                return false;
-            }
-        }
-        // now that things have been kinda sufficiently verified,
-        // let's add the checkout to the session so that it's available to other systems
-        EE_Registry::instance()->SSN->set_checkout($this->checkout);
-        return true;
-    }
-
-
-
-    /**
-     *    _initialize_reg_steps
-     * first makes sure that EE_Transaction_Processor::set_reg_step_initiated() is called as required
-     * then loops thru all of the active reg steps and calls the initialize_reg_step() method
-     *
-     * @access    private
-     * @param bool $reinitializing
-     * @throws EE_Error
-     */
-    private function _initialize_reg_steps($reinitializing = false)
-    {
-        $this->checkout->set_reg_step_initiated($this->checkout->current_step);
-        // loop thru all steps to call their individual "initialize" methods and set i18n strings for JS
-        foreach ($this->checkout->reg_steps as $reg_step) {
-            if ( ! $reg_step->initialize_reg_step()) {
-                // if not initialized then maybe this step is being removed...
-                if ( ! $reinitializing && $reg_step->is_current_step()) {
-                    // if it was the current step, then we need to start over here
-                    $this->_initialize_reg_steps(true);
-                    return;
-                }
-                continue;
-            }
-            // add css and JS for current step
-            $reg_step->enqueue_styles_and_scripts();
-            // i18n
-            $reg_step->translate_js_strings();
-            if ($reg_step->is_current_step()) {
-                // the text that appears on the reg step form submit button
-                $reg_step->set_submit_button_text();
-            }
-        }
-        // dynamically creates hook point like: AHEE__Single_Page_Checkout___initialize_reg_step__attendee_information
-        do_action(
-            "AHEE__Single_Page_Checkout___initialize_reg_step__{$this->checkout->current_step->slug()}",
-            $this->checkout->current_step
-        );
-    }
-
-
-
-    /**
-     * _check_form_submission
-     *
-     * @access private
-     * @return boolean
-     */
-    private function _check_form_submission()
-    {
-        //does this request require the reg form to be generated ?
-        if ($this->checkout->generate_reg_form) {
-            // ever heard that song by Blue Rodeo ?
-            try {
-                $this->checkout->current_step->reg_form = $this->checkout->current_step->generate_reg_form();
-                // if not displaying a form, then check for form submission
-                if (
-                    $this->checkout->process_form_submission
-                    && $this->checkout->current_step->reg_form->was_submitted()
-                ) {
-                    // clear out any old data in case this step is being run again
-                    $this->checkout->current_step->set_valid_data(array());
-                    // capture submitted form data
-                    $this->checkout->current_step->reg_form->receive_form_submission(
-                        apply_filters(
-                            'FHEE__Single_Page_Checkout___check_form_submission__request_params',
-                            EE_Registry::instance()->REQ->params(),
-                            $this->checkout
-                        )
-                    );
-                    // validate submitted form data
-                    if ( ! $this->checkout->continue_reg || ! $this->checkout->current_step->reg_form->is_valid()) {
-                        // thou shall not pass !!!
-                        $this->checkout->continue_reg = false;
-                        // any form validation errors?
-                        if ($this->checkout->current_step->reg_form->submission_error_message() !== '') {
-                            $submission_error_messages = array();
-                            // bad, bad, bad registrant
-                            foreach (
-                                $this->checkout->current_step->reg_form->get_validation_errors_accumulated()
-                                as $validation_error
-                            ) {
-                                if ($validation_error instanceof EE_Validation_Error) {
-                                    $submission_error_messages[] = sprintf(
-                                        __('%s : %s', 'event_espresso'),
-                                        $validation_error->get_form_section()->html_label_text(),
-                                        $validation_error->getMessage()
-                                    );
-                                }
-                            }
-                            EE_Error::add_error(
-                                implode('<br />', $submission_error_messages),
-                                __FILE__, __FUNCTION__, __LINE__
-                            );
-                        }
-                        // well not really... what will happen is
-                        // we'll just get redirected back to redo the current step
-                        $this->go_to_next_step();
-                        return false;
-                    }
-                }
-            } catch (EE_Error $e) {
-                $e->get_error();
-            }
-        }
-        return true;
-    }
-
-
-
-    /**
-     * _process_action
-     *
-     * @access private
-     * @return void
-     * @throws EE_Error
-     */
-    private function _process_form_action()
-    {
-        // what cha wanna do?
-        switch ($this->checkout->action) {
-            // AJAX next step reg form
-            case 'display_spco_reg_step' :
-                $this->checkout->redirect = false;
-                if (EE_Registry::instance()->REQ->ajax) {
-                    $this->checkout->json_response->set_reg_step_html(
-                        $this->checkout->current_step->display_reg_form()
-                    );
-                }
-                break;
-            default :
-                // meh... do one of those other steps first
-                if (
-                    ! empty($this->checkout->action)
-                    && is_callable(array($this->checkout->current_step, $this->checkout->action))
-                ) {
-                    // dynamically creates hook point like:
-                    //   AHEE__Single_Page_Checkout__before_attendee_information__process_reg_step
-                    do_action(
-                        "AHEE__Single_Page_Checkout__before_{$this->checkout->current_step->slug()}__{$this->checkout->action}",
-                        $this->checkout->current_step
-                    );
-                    // call action on current step
-                    if (call_user_func(array($this->checkout->current_step, $this->checkout->action))) {
-                        // good registrant, you get to proceed
-                        if (
-                            $this->checkout->current_step->success_message() !== ''
-                            && apply_filters(
-                                'FHEE__Single_Page_Checkout___process_form_action__display_success',
-                                false
-                            )
-                        ) {
-                            EE_Error::add_success(
-                                $this->checkout->current_step->success_message()
-                                . '<br />' . $this->checkout->next_step->_instructions()
-                            );
-                        }
-                        // pack it up, pack it in...
-                        $this->_setup_redirect();
-                    }
-                    // dynamically creates hook point like:
-                    //  AHEE__Single_Page_Checkout__after_payment_options__process_reg_step
-                    do_action(
-                        "AHEE__Single_Page_Checkout__after_{$this->checkout->current_step->slug()}__{$this->checkout->action}",
-                        $this->checkout->current_step
-                    );
-                } else {
-                    EE_Error::add_error(
-                        sprintf(
-                            __(
-                                'The requested form action "%s" does not exist for the current "%s" registration step.',
-                                'event_espresso'
-                            ),
-                            $this->checkout->action,
-                            $this->checkout->current_step->name()
-                        ),
-                        __FILE__,
-                        __FUNCTION__,
-                        __LINE__
-                    );
-                }
-            // end default
-        }
-        // store our progress so far
-        $this->checkout->stash_transaction_and_checkout();
-        // advance to the next step! If you pass GO, collect $200
-        $this->go_to_next_step();
-    }
-
-
-
-    /**
-     *        add_styles_and_scripts
-     *
-     * @access        public
-     * @return        void
-     */
-    public function add_styles_and_scripts()
-    {
-        // i18n
-        $this->translate_js_strings();
-        if ($this->checkout->admin_request) {
-            add_action('admin_enqueue_scripts', array($this, 'enqueue_styles_and_scripts'), 10);
-        } else {
-            add_action('wp_enqueue_scripts', array($this, 'enqueue_styles_and_scripts'), 10);
-        }
-    }
-
-
-
-    /**
-     *        translate_js_strings
-     *
-     * @access        public
-     * @return        void
-     */
-    public function translate_js_strings()
-    {
-        EE_Registry::$i18n_js_strings['revisit'] = $this->checkout->revisit;
-        EE_Registry::$i18n_js_strings['e_reg_url_link'] = $this->checkout->reg_url_link;
-        EE_Registry::$i18n_js_strings['server_error'] = __(
-            'An unknown error occurred on the server while attempting to process your request. Please refresh the page and try again or contact support.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['invalid_json_response'] = __(
-            'An invalid response was returned from the server while attempting to process your request. Please refresh the page and try again or contact support.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['validation_error'] = __(
-            'There appears to be a problem with the form validation configuration! Please check the admin settings or contact support.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['invalid_payment_method'] = __(
-            'There appears to be a problem with the payment method configuration! Please refresh the page and try again or contact support.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['reg_step_error'] = __(
-            'This registration step could not be completed. Please refresh the page and try again.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['invalid_coupon'] = __(
-            'We\'re sorry but that coupon code does not appear to be valid. If this is incorrect, please contact the site administrator.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['process_registration'] = sprintf(
-            __(
-                'Please wait while we process your registration.%sDo not refresh the page or navigate away while this is happening.%sThank you for your patience.',
-                'event_espresso'
-            ),
-            '<br/>',
-            '<br/>'
-        );
-        EE_Registry::$i18n_js_strings['language'] = get_bloginfo('language');
-        EE_Registry::$i18n_js_strings['EESID'] = EE_Registry::instance()->SSN->id();
-        EE_Registry::$i18n_js_strings['currency'] = EE_Registry::instance()->CFG->currency;
-        EE_Registry::$i18n_js_strings['datepicker_yearRange'] = '-150:+20';
-        EE_Registry::$i18n_js_strings['timer_years'] = __('years', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_months'] = __('months', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_weeks'] = __('weeks', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_days'] = __('days', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_hours'] = __('hours', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_minutes'] = __('minutes', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_seconds'] = __('seconds', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_year'] = __('year', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_month'] = __('month', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_week'] = __('week', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_day'] = __('day', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_hour'] = __('hour', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_minute'] = __('minute', 'event_espresso');
-        EE_Registry::$i18n_js_strings['timer_second'] = __('second', 'event_espresso');
-        EE_Registry::$i18n_js_strings['registration_expiration_notice'] = sprintf(
-            __(
-                '%1$sWe\'re sorry, but your registration time has expired.%2$s%3$s%4$sIf you still wish to complete your registration, please return to the %5$sEvent List%6$sEvent List%7$s and reselect your tickets if available. Please except our apologies for any inconvenience this may have caused.%8$s',
-                'event_espresso'
-            ),
-            '<h4 class="important-notice">',
-            '</h4>',
-            '<br />',
-            '<p>',
-            '<a href="' . get_post_type_archive_link('espresso_events') . '" title="',
-            '">',
-            '</a>',
-            '</p>'
-        );
-        EE_Registry::$i18n_js_strings['ajax_submit'] = apply_filters(
-            'FHEE__Single_Page_Checkout__translate_js_strings__ajax_submit',
-            true
-        );
-        EE_Registry::$i18n_js_strings['session_extension'] = absint(
-            apply_filters('FHEE__EE_Session__extend_expiration__seconds_added', 10 * MINUTE_IN_SECONDS)
-        );
-        EE_Registry::$i18n_js_strings['session_expiration'] = gmdate(
-            'M d, Y H:i:s',
-            EE_Registry::instance()->SSN->expiration() + (get_option('gmt_offset') * HOUR_IN_SECONDS)
-        );
-    }
-
-
-
-    /**
-     *    enqueue_styles_and_scripts
-     *
-     * @access        public
-     * @return        void
-     * @throws EE_Error
-     */
-    public function enqueue_styles_and_scripts()
-    {
-        // load css
-        wp_register_style(
-            'single_page_checkout',
-            SPCO_CSS_URL . 'single_page_checkout.css',
-            array('espresso_default'),
-            EVENT_ESPRESSO_VERSION
-        );
-        wp_enqueue_style('single_page_checkout');
-        // load JS
-        wp_register_script(
-            'jquery_plugin',
-            EE_THIRD_PARTY_URL . 'jquery	.plugin.min.js',
-            array('jquery'),
-            '1.0.1',
-            true
-        );
-        wp_register_script(
-            'jquery_countdown',
-            EE_THIRD_PARTY_URL . 'jquery	.countdown.min.js',
-            array('jquery_plugin'),
-            '2.0.2',
-            true
-        );
-        wp_register_script(
-            'single_page_checkout',
-            SPCO_JS_URL . 'single_page_checkout.js',
-            array('espresso_core', 'underscore', 'ee_form_section_validation', 'jquery_countdown'),
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-        if ($this->checkout->registration_form instanceof EE_Form_Section_Proper) {
-            $this->checkout->registration_form->enqueue_js();
-        }
-        if ($this->checkout->current_step->reg_form instanceof EE_Form_Section_Proper) {
-            $this->checkout->current_step->reg_form->enqueue_js();
-        }
-        wp_enqueue_script('single_page_checkout');
-        /**
-         * global action hook for enqueueing styles and scripts with
-         * spco calls.
-         */
-        do_action('AHEE__EED_Single_Page_Checkout__enqueue_styles_and_scripts', $this);
-        /**
-         * dynamic action hook for enqueueing styles and scripts with spco calls.
-         * The hook will end up being something like:
-         *      AHEE__EED_Single_Page_Checkout__enqueue_styles_and_scripts__attendee_information
-         */
-        do_action(
-            'AHEE__EED_Single_Page_Checkout__enqueue_styles_and_scripts__' . $this->checkout->current_step->slug(),
-            $this
-        );
-    }
-
-
-
-    /**
-     *    display the Registration Single Page Checkout Form
-     *
-     * @access    private
-     * @return    void
-     * @throws EE_Error
-     */
-    private function _display_spco_reg_form()
-    {
-        // if registering via the admin, just display the reg form for the current step
-        if ($this->checkout->admin_request) {
-            EE_Registry::instance()->REQ->add_output($this->checkout->current_step->display_reg_form());
-        } else {
-            // add powered by EE msg
-            add_action('AHEE__SPCO__reg_form_footer', array('EED_Single_Page_Checkout', 'display_registration_footer'));
-            $empty_cart = count(
-                $this->checkout->transaction->registrations($this->checkout->reg_cache_where_params)
-            ) < 1;
-            EE_Registry::$i18n_js_strings['empty_cart'] = $empty_cart;
-            $cookies_not_set_msg = '';
-            if ($empty_cart && ! isset($_COOKIE['ee_cookie_test'])) {
-                $cookies_not_set_msg = apply_filters(
-                    'FHEE__Single_Page_Checkout__display_spco_reg_form__cookies_not_set_msg',
-                    sprintf(
-                        __(
-                            '%1$s%3$sIt appears your browser is not currently set to accept Cookies%4$s%5$sIn order to register for events, you need to enable cookies.%7$sIf you require assistance, then click the following link to learn how to %8$senable cookies%9$s%6$s%2$s',
-                            'event_espresso'
-                        ),
-                        '<div class="ee-attention">',
-                        '</div>',
-                        '<h6 class="important-notice">',
-                        '</h6>',
-                        '<p>',
-                        '</p>',
-                        '<br />',
-                        '<a href="http://www.whatarecookies.com/enable.asp" target="_blank">',
-                        '</a>'
-                    )
-                );
-            }
-            $this->checkout->registration_form = new EE_Form_Section_Proper(
-                array(
-                    'name'            => 'single-page-checkout',
-                    'html_id'         => 'ee-single-page-checkout-dv',
-                    'layout_strategy' =>
-                        new EE_Template_Layout(
-                            array(
-                                'layout_template_file' => SPCO_TEMPLATES_PATH . 'registration_page_wrapper.template.php',
-                                'template_args'        => array(
-                                    'empty_cart'              => $empty_cart,
-                                    'revisit'                 => $this->checkout->revisit,
-                                    'reg_steps'               => $this->checkout->reg_steps,
-                                    'next_step'               => $this->checkout->next_step instanceof EE_SPCO_Reg_Step
-                                        ? $this->checkout->next_step->slug()
-                                        : '',
-                                    'cancel_page_url'         => $this->checkout->cancel_page_url,
-                                    'empty_msg'               => apply_filters(
-                                        'FHEE__Single_Page_Checkout__display_spco_reg_form__empty_msg',
-                                        sprintf(
-                                            __(
-                                                'You need to %1$sReturn to Events list%2$sselect at least one event%3$s before you can proceed with the registration process.',
-                                                'event_espresso'
-                                            ),
-                                            '<a href="'
-                                            . get_post_type_archive_link('espresso_events')
-                                            . '" title="',
-                                            '">',
-                                            '</a>'
-                                        )
-                                    ),
-                                    'cookies_not_set_msg'     => $cookies_not_set_msg,
-                                    'registration_time_limit' => $this->checkout->get_registration_time_limit(),
-                                    'session_expiration'      => gmdate(
-                                        'M d, Y H:i:s',
-                                        EE_Registry::instance()->SSN->expiration()
-                                        + (get_option('gmt_offset') * HOUR_IN_SECONDS)
-                                    ),
-                                ),
-                            )
-                        ),
-                )
-            );
-            // load template and add to output sent that gets filtered into the_content()
-            EE_Registry::instance()->REQ->add_output($this->checkout->registration_form->get_html());
-        }
-    }
-
-
-
-    /**
-     *    add_extra_finalize_registration_inputs
-     *
-     * @access    public
-     * @param $next_step
-     * @internal  param string $label
-     * @return void
-     */
-    public function add_extra_finalize_registration_inputs($next_step)
-    {
-        if ($next_step === 'finalize_registration') {
-            echo '<div id="spco-extra-finalize_registration-inputs-dv"></div>';
-        }
-    }
-
-
-
-    /**
-     *    display_registration_footer
-     *
-     * @access    public
-     * @return    string
-     */
-    public static function display_registration_footer()
-    {
-        if (
-        apply_filters(
-            'FHEE__EE_Front__Controller__show_reg_footer',
-            EE_Registry::instance()->CFG->admin->show_reg_footer
-        )
-        ) {
-            add_filter(
-                'FHEE__EEH_Template__powered_by_event_espresso__url',
-                function ($url) {
-                    return apply_filters('FHEE__EE_Front_Controller__registration_footer__url', $url);
-                }
-            );
-            echo apply_filters(
-                'FHEE__EE_Front_Controller__display_registration_footer',
-                \EEH_Template::powered_by_event_espresso(
-                    '',
-                    'espresso-registration-footer-dv',
-                    array('utm_content' => 'registration_checkout')
-                )
-            );
-        }
-        return '';
-    }
-
-
-
-    /**
-     *    unlock_transaction
-     *
-     * @access    public
-     * @return    void
-     * @throws EE_Error
-     */
-    public function unlock_transaction()
-    {
-        if ($this->checkout->transaction instanceof EE_Transaction) {
-            $this->checkout->transaction->unlock();
-        }
-    }
-
-
-
-    /**
-     *        _setup_redirect
-     *
-     * @access    private
-     * @return void
-     */
-    private function _setup_redirect()
-    {
-        if ($this->checkout->continue_reg && $this->checkout->next_step instanceof EE_SPCO_Reg_Step) {
-            $this->checkout->redirect = true;
-            if (empty($this->checkout->redirect_url)) {
-                $this->checkout->redirect_url = $this->checkout->next_step->reg_step_url();
-            }
-            $this->checkout->redirect_url = apply_filters(
-                'FHEE__EED_Single_Page_Checkout___setup_redirect__checkout_redirect_url',
-                $this->checkout->redirect_url,
-                $this->checkout
-            );
-        }
-    }
-
-
-
-    /**
-     *   handle ajax message responses and redirects
-     *
-     * @access public
-     * @return void
-     * @throws EE_Error
-     */
-    public function go_to_next_step()
-    {
-        if (EE_Registry::instance()->REQ->ajax) {
-            // capture contents of output buffer we started earlier in the request, and insert into JSON response
-            $this->checkout->json_response->set_unexpected_errors(ob_get_clean());
-        }
-        $this->unlock_transaction();
-        // just return for these conditions
-        if (
-            $this->checkout->admin_request
-            || $this->checkout->action === 'redirect_form'
-            || $this->checkout->action === 'update_checkout'
-        ) {
-            return;
-        }
-        // AJAX response
-        $this->_handle_json_response();
-        // redirect to next step or the Thank You page
-        $this->_handle_html_redirects();
-        // hmmm... must be something wrong, so let's just display the form again !
-        $this->_display_spco_reg_form();
-    }
-
-
-
-    /**
-     *   _handle_json_response
-     *
-     * @access protected
-     * @return void
-     */
-    protected function _handle_json_response()
-    {
-        // if this is an ajax request
-        if (EE_Registry::instance()->REQ->ajax) {
-            // DEBUG LOG
-            //$this->checkout->log(
-            //	__CLASS__, __FUNCTION__, __LINE__,
-            //	array(
-            //		'json_response_redirect_url' => $this->checkout->json_response->redirect_url(),
-            //		'redirect'                   => $this->checkout->redirect,
-            //		'continue_reg'               => $this->checkout->continue_reg,
-            //	)
-            //);
-            $this->checkout->json_response->set_registration_time_limit(
-                $this->checkout->get_registration_time_limit()
-            );
-            $this->checkout->json_response->set_payment_amount($this->checkout->amount_owing);
-            // just send the ajax (
-            $json_response = apply_filters(
-                'FHEE__EE_Single_Page_Checkout__JSON_response',
-                $this->checkout->json_response
-            );
-            echo $json_response;
-            exit();
-        }
-    }
-
-
-
-    /**
-     *   _handle_redirects
-     *
-     * @access protected
-     * @return void
-     */
-    protected function _handle_html_redirects()
-    {
-        // going somewhere ?
-        if ($this->checkout->redirect && ! empty($this->checkout->redirect_url)) {
-            // store notices in a transient
-            EE_Error::get_notices(false, true, true);
-            // DEBUG LOG
-            //$this->checkout->log(
-            //	__CLASS__, __FUNCTION__, __LINE__,
-            //	array(
-            //		'headers_sent' => headers_sent(),
-            //		'redirect_url'     => $this->checkout->redirect_url,
-            //		'headers_list'    => headers_list(),
-            //	)
-            //);
-            wp_safe_redirect($this->checkout->redirect_url);
-            exit();
-        }
-    }
-
-
-
-    /**
-     *   set_checkout_anchor
-     *
-     * @access public
-     * @return void
-     */
-    public function set_checkout_anchor()
-    {
-        echo '<a id="checkout" style="float: left; margin-left: -999em;"></a>';
-    }
+	/**
+	 * $_initialized - has the SPCO controller already been initialized ?
+	 *
+	 * @access private
+	 * @var bool $_initialized
+	 */
+	private static $_initialized = false;
+
+
+	/**
+	 * $_checkout_verified - is the EE_Checkout verified as correct for this request ?
+	 *
+	 * @access private
+	 * @var bool $_valid_checkout
+	 */
+	private static $_checkout_verified = true;
+
+	/**
+	 *    $_reg_steps_array - holds initial array of reg steps
+	 *
+	 * @access private
+	 * @var array $_reg_steps_array
+	 */
+	private static $_reg_steps_array = array();
+
+	/**
+	 *    $checkout - EE_Checkout object for handling the properties of the current checkout process
+	 *
+	 * @access public
+	 * @var EE_Checkout $checkout
+	 */
+	public $checkout;
+
+
+
+	/**
+	 * @return EED_Module|EED_Single_Page_Checkout
+	 */
+	public static function instance()
+	{
+		add_filter('EED_Single_Page_Checkout__SPCO_active', '__return_true');
+		return parent::get_instance(__CLASS__);
+	}
+
+
+
+	/**
+	 * @return EE_CART
+	 */
+	public function cart()
+	{
+		return $this->checkout->cart;
+	}
+
+
+
+	/**
+	 * @return EE_Transaction
+	 */
+	public function transaction()
+	{
+		return $this->checkout->transaction;
+	}
+
+
+
+	/**
+	 *    set_hooks - for hooking into EE Core, other modules, etc
+	 *
+	 * @access    public
+	 * @return    void
+	 * @throws EE_Error
+	 */
+	public static function set_hooks()
+	{
+		EED_Single_Page_Checkout::set_definitions();
+	}
+
+
+
+	/**
+	 *    set_hooks_admin - for hooking into EE Admin Core, other modules, etc
+	 *
+	 * @access    public
+	 * @return    void
+	 * @throws EE_Error
+	 */
+	public static function set_hooks_admin()
+	{
+		EED_Single_Page_Checkout::set_definitions();
+		if ( ! (defined('DOING_AJAX') && DOING_AJAX)) {
+			return;
+		}
+		// going to start an output buffer in case anything gets accidentally output
+		// that might disrupt our JSON response
+		ob_start();
+		EED_Single_Page_Checkout::load_request_handler();
+		EED_Single_Page_Checkout::load_reg_steps();
+		// set ajax hooks
+		add_action('wp_ajax_process_reg_step', array('EED_Single_Page_Checkout', 'process_reg_step'));
+		add_action('wp_ajax_nopriv_process_reg_step', array('EED_Single_Page_Checkout', 'process_reg_step'));
+		add_action('wp_ajax_display_spco_reg_step', array('EED_Single_Page_Checkout', 'display_reg_step'));
+		add_action('wp_ajax_nopriv_display_spco_reg_step', array('EED_Single_Page_Checkout', 'display_reg_step'));
+		add_action('wp_ajax_update_reg_step', array('EED_Single_Page_Checkout', 'update_reg_step'));
+		add_action('wp_ajax_nopriv_update_reg_step', array('EED_Single_Page_Checkout', 'update_reg_step'));
+	}
+
+
+
+	/**
+	 *    process ajax request
+	 *
+	 * @param string $ajax_action
+	 * @throws EE_Error
+	 */
+	public static function process_ajax_request($ajax_action)
+	{
+		EE_Registry::instance()->REQ->set('action', $ajax_action);
+		EED_Single_Page_Checkout::instance()->_initialize();
+	}
+
+
+
+	/**
+	 *    ajax display registration step
+	 *
+	 * @throws EE_Error
+	 */
+	public static function display_reg_step()
+	{
+		EED_Single_Page_Checkout::process_ajax_request('display_spco_reg_step');
+	}
+
+
+
+	/**
+	 *    ajax process registration step
+	 *
+	 * @throws EE_Error
+	 */
+	public static function process_reg_step()
+	{
+		EED_Single_Page_Checkout::process_ajax_request('process_reg_step');
+	}
+
+
+
+	/**
+	 *    ajax process registration step
+	 *
+	 * @throws EE_Error
+	 */
+	public static function update_reg_step()
+	{
+		EED_Single_Page_Checkout::process_ajax_request('update_reg_step');
+	}
+
+
+
+	/**
+	 *   update_checkout
+	 *
+	 * @access public
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public static function update_checkout()
+	{
+		EED_Single_Page_Checkout::process_ajax_request('update_checkout');
+	}
+
+
+
+	/**
+	 *    load_request_handler
+	 *
+	 * @access    public
+	 * @return    void
+	 */
+	public static function load_request_handler()
+	{
+		// load core Request_Handler class
+		if (EE_Registry::instance()->REQ !== null) {
+			EE_Registry::instance()->load_core('Request_Handler');
+		}
+	}
+
+
+
+	/**
+	 *    set_definitions
+	 *
+	 * @access    public
+	 * @return    void
+	 * @throws EE_Error
+	 */
+	public static function set_definitions()
+	{
+		if(defined('SPCO_BASE_PATH')) {
+			return;
+		}
+		define(
+			'SPCO_BASE_PATH',
+			rtrim(str_replace(array('\\', '/'), DS, plugin_dir_path(__FILE__)), DS) . DS
+		);
+		define('SPCO_CSS_URL', plugin_dir_url(__FILE__) . 'css' . DS);
+		define('SPCO_IMG_URL', plugin_dir_url(__FILE__) . 'img' . DS);
+		define('SPCO_JS_URL', plugin_dir_url(__FILE__) . 'js' . DS);
+		define('SPCO_INC_PATH', SPCO_BASE_PATH . 'inc' . DS);
+		define('SPCO_REG_STEPS_PATH', SPCO_BASE_PATH . 'reg_steps' . DS);
+		define('SPCO_TEMPLATES_PATH', SPCO_BASE_PATH . 'templates' . DS);
+		EEH_Autoloader::register_autoloaders_for_each_file_in_folder(SPCO_BASE_PATH, true);
+		EE_Registry::$i18n_js_strings['registration_expiration_notice'] = sprintf(
+			__('%1$sWe\'re sorry, but you\'re registration time has expired.%2$s%4$sIf you still wish to complete your registration, please return to the %5$sEvent List%6$sEvent List%7$s and reselect your tickets if available. Please except our apologies for any inconvenience this may have caused.%8$s',
+				'event_espresso'),
+			'<h4 class="important-notice">',
+			'</h4>',
+			'<br />',
+			'<p>',
+			'<a href="' . get_post_type_archive_link('espresso_events') . '" title="',
+			'">',
+			'</a>',
+			'</p>'
+		);
+	}
+
+
+
+	/**
+	 * load_reg_steps
+	 * loads and instantiates each reg step based on the EE_Registry::instance()->CFG->registration->reg_steps array
+	 *
+	 * @access    private
+	 * @throws EE_Error
+	 */
+	public static function load_reg_steps()
+	{
+		static $reg_steps_loaded = false;
+		if ($reg_steps_loaded) {
+			return;
+		}
+		// filter list of reg_steps
+		$reg_steps_to_load = (array)apply_filters(
+			'AHEE__SPCO__load_reg_steps__reg_steps_to_load',
+			EED_Single_Page_Checkout::get_reg_steps()
+		);
+		// sort by key (order)
+		ksort($reg_steps_to_load);
+		// loop through folders
+		foreach ($reg_steps_to_load as $order => $reg_step) {
+			// we need a
+			if (isset($reg_step['file_path'], $reg_step['class_name'], $reg_step['slug'])) {
+				// copy over to the reg_steps_array
+				EED_Single_Page_Checkout::$_reg_steps_array[$order] = $reg_step;
+				// register custom key route for each reg step
+				// ie: step=>"slug" - this is the entire reason we load the reg steps array now
+				EE_Config::register_route(
+					$reg_step['slug'],
+					'EED_Single_Page_Checkout',
+					'run',
+					'step'
+				);
+				// add AJAX or other hooks
+				if (isset($reg_step['has_hooks']) && $reg_step['has_hooks']) {
+					// setup autoloaders if necessary
+					if ( ! class_exists($reg_step['class_name'])) {
+						EEH_Autoloader::register_autoloaders_for_each_file_in_folder(
+							$reg_step['file_path'],
+							true
+						);
+					}
+					if (is_callable($reg_step['class_name'], 'set_hooks')) {
+						call_user_func(array($reg_step['class_name'], 'set_hooks'));
+					}
+				}
+			}
+		}
+		$reg_steps_loaded = true;
+	}
+
+
+
+	/**
+	 *    get_reg_steps
+	 *
+	 * @access    public
+	 * @return    array
+	 */
+	public static function get_reg_steps()
+	{
+		$reg_steps = EE_Registry::instance()->CFG->registration->reg_steps;
+		if (empty($reg_steps)) {
+			$reg_steps = array(
+				10  => array(
+					'file_path'  => SPCO_REG_STEPS_PATH . 'attendee_information',
+					'class_name' => 'EE_SPCO_Reg_Step_Attendee_Information',
+					'slug'       => 'attendee_information',
+					'has_hooks'  => false,
+				),
+				20  => array(
+					'file_path'  => SPCO_REG_STEPS_PATH . 'registration_confirmation',
+					'class_name' => 'EE_SPCO_Reg_Step_Registration_Confirmation',
+					'slug'       => 'registration_confirmation',
+					'has_hooks'  => false,
+				),
+				30  => array(
+					'file_path'  => SPCO_REG_STEPS_PATH . 'payment_options',
+					'class_name' => 'EE_SPCO_Reg_Step_Payment_Options',
+					'slug'       => 'payment_options',
+					'has_hooks'  => true,
+				),
+				999 => array(
+					'file_path'  => SPCO_REG_STEPS_PATH . 'finalize_registration',
+					'class_name' => 'EE_SPCO_Reg_Step_Finalize_Registration',
+					'slug'       => 'finalize_registration',
+					'has_hooks'  => false,
+				),
+			);
+		}
+		return $reg_steps;
+	}
+
+
+
+	/**
+	 *    registration_checkout_for_admin
+	 *
+	 * @access    public
+	 * @return    string
+	 * @throws EE_Error
+	 */
+	public static function registration_checkout_for_admin()
+	{
+		EED_Single_Page_Checkout::load_request_handler();
+		EE_Registry::instance()->REQ->set('step', 'attendee_information');
+		EE_Registry::instance()->REQ->set('action', 'display_spco_reg_step');
+		EE_Registry::instance()->REQ->set('process_form_submission', false);
+		EED_Single_Page_Checkout::instance()->_initialize();
+		EED_Single_Page_Checkout::instance()->_display_spco_reg_form();
+		return EE_Registry::instance()->REQ->get_output();
+	}
+
+
+
+	/**
+	 * process_registration_from_admin
+	 *
+	 * @access public
+	 * @return \EE_Transaction
+	 * @throws EE_Error
+	 */
+	public static function process_registration_from_admin()
+	{
+		EED_Single_Page_Checkout::load_request_handler();
+		EE_Registry::instance()->REQ->set('step', 'attendee_information');
+		EE_Registry::instance()->REQ->set('action', 'process_reg_step');
+		EE_Registry::instance()->REQ->set('process_form_submission', true);
+		EED_Single_Page_Checkout::instance()->_initialize();
+		if (EED_Single_Page_Checkout::instance()->checkout->current_step->completed()) {
+			$final_reg_step = end(EED_Single_Page_Checkout::instance()->checkout->reg_steps);
+			if ($final_reg_step instanceof EE_SPCO_Reg_Step_Finalize_Registration) {
+				EED_Single_Page_Checkout::instance()->checkout->set_reg_step_initiated($final_reg_step);
+				if ($final_reg_step->process_reg_step()) {
+					$final_reg_step->set_completed();
+					EED_Single_Page_Checkout::instance()->checkout->update_txn_reg_steps_array();
+					return EED_Single_Page_Checkout::instance()->checkout->transaction;
+				}
+			}
+		}
+		return null;
+	}
+
+
+
+	/**
+	 *    run
+	 *
+	 * @access    public
+	 * @param WP_Query $WP_Query
+	 * @return    void
+	 * @throws EE_Error
+	 */
+	public function run($WP_Query)
+	{
+		if (
+			$WP_Query instanceof WP_Query
+			&& $WP_Query->is_main_query()
+			&& apply_filters('FHEE__EED_Single_Page_Checkout__run', true)
+			&& $this->_is_reg_checkout()
+		) {
+			$this->_initialize();
+		}
+	}
+
+
+
+	/**
+	 * determines whether current url matches reg page url
+	 *
+	 * @return bool
+	 */
+	protected function _is_reg_checkout()
+	{
+		// get current permalink for reg page without any extra query args
+		$reg_page_url = \get_permalink(EE_Config::instance()->core->reg_page_id);
+		// get request URI for current request, but without the scheme or host
+		$current_request_uri = \EEH_URL::filter_input_server_url('REQUEST_URI');
+		$current_request_uri = html_entity_decode($current_request_uri);
+		// get array of query args from the current request URI
+		$query_args = \EEH_URL::get_query_string($current_request_uri);
+		// grab page id if it is set
+		$page_id = isset($query_args['page_id']) ? absint($query_args['page_id']) : 0;
+		// and remove the page id from the query args (we will re-add it later)
+		unset($query_args['page_id']);
+		// now strip all query args from current request URI
+		$current_request_uri = remove_query_arg(array_keys($query_args), $current_request_uri);
+		// and re-add the page id if it was set
+		if ($page_id) {
+			$current_request_uri = add_query_arg('page_id', $page_id, $current_request_uri);
+		}
+		// remove slashes and ?
+		$current_request_uri = trim($current_request_uri, '?/');
+		// is current request URI part of the known full reg page URL ?
+		return ! empty($current_request_uri) && strpos($reg_page_url, $current_request_uri) !== false;
+	}
+
+
+
+	/**
+	 * @param WP_Query $wp_query
+	 * @return    void
+	 * @throws EE_Error
+	 */
+	public static function init($wp_query)
+	{
+		EED_Single_Page_Checkout::instance()->run($wp_query);
+	}
+
+
+
+	/**
+	 *    _initialize - initial module setup
+	 *
+	 * @access    private
+	 * @throws EE_Error
+	 * @return    void
+	 */
+	private function _initialize()
+	{
+		// ensure SPCO doesn't run twice
+		if (EED_Single_Page_Checkout::$_initialized) {
+			return;
+		}
+		try {
+			EED_Single_Page_Checkout::load_reg_steps();
+			$this->_verify_session();
+			// setup the EE_Checkout object
+			$this->checkout = $this->_initialize_checkout();
+			// filter checkout
+			$this->checkout = apply_filters('FHEE__EED_Single_Page_Checkout___initialize__checkout', $this->checkout);
+			// get the $_GET
+			$this->_get_request_vars();
+			if ($this->_block_bots()) {
+				return;
+			}
+			// filter continue_reg
+			$this->checkout->continue_reg = apply_filters(
+				'FHEE__EED_Single_Page_Checkout__init___continue_reg',
+				true,
+				$this->checkout
+			);
+			// load the reg steps array
+			if ( ! $this->_load_and_instantiate_reg_steps()) {
+				EED_Single_Page_Checkout::$_initialized = true;
+				return;
+			}
+			// set the current step
+			$this->checkout->set_current_step($this->checkout->step);
+			// and the next step
+			$this->checkout->set_next_step();
+			// verify that everything has been setup correctly
+			if ( ! ($this->_verify_transaction_and_get_registrations() && $this->_final_verifications())) {
+				EED_Single_Page_Checkout::$_initialized = true;
+				return;
+			}
+			// lock the transaction
+			$this->checkout->transaction->lock();
+			// make sure all of our cached objects are added to their respective model entity mappers
+			$this->checkout->refresh_all_entities();
+			// set amount owing
+			$this->checkout->amount_owing = $this->checkout->transaction->remaining();
+			// initialize each reg step, which gives them the chance to potentially alter the process
+			$this->_initialize_reg_steps();
+			// DEBUG LOG
+			//$this->checkout->log( __CLASS__, __FUNCTION__, __LINE__ );
+			// get reg form
+			if( ! $this->_check_form_submission()) {
+				EED_Single_Page_Checkout::$_initialized = true;
+				return;
+			}
+			// checkout the action!!!
+			$this->_process_form_action();
+			// add some style and make it dance
+			$this->add_styles_and_scripts();
+			// kk... SPCO has successfully run
+			EED_Single_Page_Checkout::$_initialized = true;
+			// set no cache headers and constants
+			EE_System::do_not_cache();
+			// add anchor
+			add_action('loop_start', array($this, 'set_checkout_anchor'), 1);
+			// remove transaction lock
+			add_action('shutdown', array($this, 'unlock_transaction'), 1);
+		} catch (Exception $e) {
+			EE_Error::add_error($e->getMessage(), __FILE__, __FUNCTION__, __LINE__);
+		}
+	}
+
+
+
+	/**
+	 *    _verify_session
+	 * checks that the session is valid and not expired
+	 *
+	 * @access    private
+	 * @throws EE_Error
+	 */
+	private function _verify_session()
+	{
+		if ( ! EE_Registry::instance()->SSN instanceof EE_Session) {
+			throw new EE_Error(__('The EE_Session class could not be loaded.', 'event_espresso'));
+		}
+		// is session still valid ?
+		if (
+			EE_Registry::instance()->SSN->expired()
+			&& EE_Registry::instance()->REQ->get('e_reg_url_link', '') === ''
+		) {
+			$this->checkout = new EE_Checkout();
+			EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
+			// EE_Registry::instance()->SSN->reset_cart();
+			// EE_Registry::instance()->SSN->reset_checkout();
+			// EE_Registry::instance()->SSN->reset_transaction();
+			EE_Error::add_attention(
+				EE_Registry::$i18n_js_strings['registration_expiration_notice'],
+				__FILE__, __FUNCTION__, __LINE__
+			);
+			// EE_Registry::instance()->SSN->reset_expired();
+		}
+	}
+
+
+
+	/**
+	 *    _initialize_checkout
+	 * loads and instantiates EE_Checkout
+	 *
+	 * @access    private
+	 * @throws EE_Error
+	 * @return EE_Checkout
+	 */
+	private function _initialize_checkout()
+	{
+		// look in session for existing checkout
+		/** @type EE_Checkout $checkout */
+		$checkout = EE_Registry::instance()->SSN->checkout();
+		// verify
+		if ( ! $checkout instanceof EE_Checkout) {
+			// instantiate EE_Checkout object for handling the properties of the current checkout process
+			$checkout = EE_Registry::instance()->load_file(
+				SPCO_INC_PATH,
+				'EE_Checkout',
+				'class', array(),
+				false
+			);
+		} else {
+			if ($checkout->current_step->is_final_step() && $checkout->exit_spco() === true) {
+				$this->unlock_transaction();
+				wp_safe_redirect($checkout->redirect_url);
+				exit();
+			}
+		}
+		$checkout = apply_filters('FHEE__EED_Single_Page_Checkout___initialize_checkout__checkout', $checkout);
+		// verify again
+		if ( ! $checkout instanceof EE_Checkout) {
+			throw new EE_Error(__('The EE_Checkout class could not be loaded.', 'event_espresso'));
+		}
+		// reset anything that needs a clean slate for each request
+		$checkout->reset_for_current_request();
+		return $checkout;
+	}
+
+
+
+	/**
+	 *    _get_request_vars
+	 *
+	 * @access    private
+	 * @return    void
+	 * @throws EE_Error
+	 */
+	private function _get_request_vars()
+	{
+		// load classes
+		EED_Single_Page_Checkout::load_request_handler();
+		//make sure this request is marked as belonging to EE
+		EE_Registry::instance()->REQ->set_espresso_page(true);
+		// which step is being requested ?
+		$this->checkout->step = EE_Registry::instance()->REQ->get('step', $this->_get_first_step());
+		// which step is being edited ?
+		$this->checkout->edit_step = EE_Registry::instance()->REQ->get('edit_step', '');
+		// and what we're doing on the current step
+		$this->checkout->action = EE_Registry::instance()->REQ->get('action', 'display_spco_reg_step');
+		// timestamp
+		$this->checkout->uts = EE_Registry::instance()->REQ->get('uts', 0);
+		// returning to edit ?
+		$this->checkout->reg_url_link = EE_Registry::instance()->REQ->get('e_reg_url_link', '');
+		// or some other kind of revisit ?
+		$this->checkout->revisit = filter_var(
+			EE_Registry::instance()->REQ->get('revisit', false),
+			FILTER_VALIDATE_BOOLEAN
+		);
+		// and whether or not to generate a reg form for this request
+		$this->checkout->generate_reg_form = filter_var(
+			EE_Registry::instance()->REQ->get('generate_reg_form', true),
+			FILTER_VALIDATE_BOOLEAN
+		);
+		// and whether or not to process a reg form submission for this request
+		$this->checkout->process_form_submission = filter_var(
+			EE_Registry::instance()->REQ->get(
+				'process_form_submission',
+				$this->checkout->action === 'process_reg_step'
+			),
+			FILTER_VALIDATE_BOOLEAN
+		);
+		$this->checkout->process_form_submission = filter_var(
+			$this->checkout->action !== 'display_spco_reg_step'
+				? $this->checkout->process_form_submission
+				: false,
+			FILTER_VALIDATE_BOOLEAN
+		);
+		// $this->_display_request_vars();
+	}
+
+
+
+	/**
+	 *  _display_request_vars
+	 *
+	 * @access    protected
+	 * @return    void
+	 */
+	protected function _display_request_vars()
+	{
+		if ( ! WP_DEBUG) {
+			return;
+		}
+		EEH_Debug_Tools::printr($_REQUEST, '$_REQUEST', __FILE__, __LINE__);
+		EEH_Debug_Tools::printr($this->checkout->step, '$this->checkout->step', __FILE__, __LINE__);
+		EEH_Debug_Tools::printr($this->checkout->edit_step, '$this->checkout->edit_step', __FILE__, __LINE__);
+		EEH_Debug_Tools::printr($this->checkout->action, '$this->checkout->action', __FILE__, __LINE__);
+		EEH_Debug_Tools::printr($this->checkout->reg_url_link, '$this->checkout->reg_url_link', __FILE__, __LINE__);
+		EEH_Debug_Tools::printr($this->checkout->revisit, '$this->checkout->revisit', __FILE__, __LINE__);
+		EEH_Debug_Tools::printr($this->checkout->generate_reg_form, '$this->checkout->generate_reg_form', __FILE__, __LINE__);
+		EEH_Debug_Tools::printr($this->checkout->process_form_submission, '$this->checkout->process_form_submission', __FILE__, __LINE__);
+	}
+
+
+
+	/**
+	 * _block_bots
+	 * checks that the incoming request has either of the following set:
+	 *  a uts (unix timestamp) which indicates that the request was redirected from the Ticket Selector
+	 *  a REG URL Link, which indicates that the request is a return visit to SPCO for a valid TXN
+	 * so if you're not coming from the Ticket Selector nor returning for a valid IP...
+	 * then where you coming from man?
+	 *
+	 * @return boolean
+	 */
+	private function _block_bots()
+	{
+		$invalid_checkout_access = EED_Invalid_Checkout_Access::getInvalidCheckoutAccess();
+		if ($invalid_checkout_access->checkoutAccessIsInvalid($this->checkout)) {
+			return true;
+		}
+		return false;
+	}
+
+
+
+	/**
+	 *    _get_first_step
+	 *  gets slug for first step in $_reg_steps_array
+	 *
+	 * @access    private
+	 * @throws EE_Error
+	 * @return    string
+	 */
+	private function _get_first_step()
+	{
+		$first_step = reset(EED_Single_Page_Checkout::$_reg_steps_array);
+		return isset($first_step['slug']) ? $first_step['slug'] : 'attendee_information';
+	}
+
+
+
+	/**
+	 *    _load_and_instantiate_reg_steps
+	 *  instantiates each reg step based on the loaded reg_steps array
+	 *
+	 * @access    private
+	 * @throws EE_Error
+	 * @return    bool
+	 */
+	private function _load_and_instantiate_reg_steps()
+	{
+		do_action('AHEE__Single_Page_Checkout___load_and_instantiate_reg_steps__start', $this->checkout);
+		// have reg_steps already been instantiated ?
+		if (
+			empty($this->checkout->reg_steps)
+			|| apply_filters('FHEE__Single_Page_Checkout__load_reg_steps__reload_reg_steps', false, $this->checkout)
+		) {
+			// if not, then loop through raw reg steps array
+			foreach (EED_Single_Page_Checkout::$_reg_steps_array as $order => $reg_step) {
+				if ( ! $this->_load_and_instantiate_reg_step($reg_step, $order)) {
+					return false;
+				}
+			}
+			EE_Registry::instance()->CFG->registration->skip_reg_confirmation = true;
+			EE_Registry::instance()->CFG->registration->reg_confirmation_last = true;
+			// skip the registration_confirmation page ?
+			if (EE_Registry::instance()->CFG->registration->skip_reg_confirmation) {
+				// just remove it from the reg steps array
+				$this->checkout->remove_reg_step('registration_confirmation', false);
+			} else if (
+				isset($this->checkout->reg_steps['registration_confirmation'])
+				&& EE_Registry::instance()->CFG->registration->reg_confirmation_last
+			) {
+				// set the order to something big like 100
+				$this->checkout->set_reg_step_order('registration_confirmation', 100);
+			}
+			// filter the array for good luck
+			$this->checkout->reg_steps = apply_filters(
+				'FHEE__Single_Page_Checkout__load_reg_steps__reg_steps',
+				$this->checkout->reg_steps
+			);
+			// finally re-sort based on the reg step class order properties
+			$this->checkout->sort_reg_steps();
+		} else {
+			foreach ($this->checkout->reg_steps as $reg_step) {
+				// set all current step stati to FALSE
+				$reg_step->set_is_current_step(false);
+			}
+		}
+		if (empty($this->checkout->reg_steps)) {
+			EE_Error::add_error(
+				__('No Reg Steps were loaded..', 'event_espresso'),
+				__FILE__, __FUNCTION__, __LINE__
+			);
+			return false;
+		}
+		// make reg step details available to JS
+		$this->checkout->set_reg_step_JSON_info();
+		return true;
+	}
+
+
+
+	/**
+	 *     _load_and_instantiate_reg_step
+	 *
+	 * @access    private
+	 * @param array $reg_step
+	 * @param int   $order
+	 * @return bool
+	 */
+	private function _load_and_instantiate_reg_step($reg_step = array(), $order = 0)
+	{
+		// we need a file_path, class_name, and slug to add a reg step
+		if (isset($reg_step['file_path'], $reg_step['class_name'], $reg_step['slug'])) {
+			// if editing a specific step, but this is NOT that step... (and it's not the 'finalize_registration' step)
+			if (
+				$this->checkout->reg_url_link
+				&& $this->checkout->step !== $reg_step['slug']
+				&& $reg_step['slug'] !== 'finalize_registration'
+				// normally at this point we would NOT load the reg step, but this filter can change that
+				&& apply_filters(
+					'FHEE__Single_Page_Checkout___load_and_instantiate_reg_step__bypass_reg_step',
+					true,
+					$reg_step,
+					$this->checkout
+				)
+			) {
+				return true;
+			}
+			// instantiate step class using file path and class name
+			$reg_step_obj = EE_Registry::instance()->load_file(
+				$reg_step['file_path'],
+				$reg_step['class_name'],
+				'class',
+				$this->checkout,
+				false
+			);
+			// did we gets the goods ?
+			if ($reg_step_obj instanceof EE_SPCO_Reg_Step) {
+				// set reg step order based on config
+				$reg_step_obj->set_order($order);
+				// add instantiated reg step object to the master reg steps array
+				$this->checkout->add_reg_step($reg_step_obj);
+			} else {
+				EE_Error::add_error(
+					__('The current step could not be set.', 'event_espresso'),
+					__FILE__, __FUNCTION__, __LINE__
+				);
+				return false;
+			}
+		} else {
+			if (WP_DEBUG) {
+				EE_Error::add_error(
+					sprintf(
+						__(
+							'A registration step could not be loaded. One or more of the following data points is invalid:%4$s%5$sFile Path: %1$s%6$s%5$sClass Name: %2$s%6$s%5$sSlug: %3$s%6$s%7$s',
+							'event_espresso'
+						),
+						isset($reg_step['file_path']) ? $reg_step['file_path'] : '',
+						isset($reg_step['class_name']) ? $reg_step['class_name'] : '',
+						isset($reg_step['slug']) ? $reg_step['slug'] : '',
+						'<ul>',
+						'<li>',
+						'</li>',
+						'</ul>'
+					),
+					__FILE__, __FUNCTION__, __LINE__
+				);
+			}
+			return false;
+		}
+		return true;
+	}
+
+
+	/**
+	 * _verify_transaction_and_get_registrations
+	 *
+	 * @access private
+	 * @return bool
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidEntityException
+	 * @throws EE_Error
+	 */
+	private function _verify_transaction_and_get_registrations()
+	{
+		// was there already a valid transaction in the checkout from the session ?
+		if ( ! $this->checkout->transaction instanceof EE_Transaction) {
+			// get transaction from db or session
+			$this->checkout->transaction = $this->checkout->reg_url_link && ! is_admin()
+				? $this->_get_transaction_and_cart_for_previous_visit()
+				: $this->_get_cart_for_current_session_and_setup_new_transaction();
+			if ( ! $this->checkout->transaction instanceof EE_Transaction) {
+				EE_Error::add_error(
+					__('Your Registration and Transaction information could not be retrieved from the db.',
+						'event_espresso'),
+					__FILE__, __FUNCTION__, __LINE__
+				);
+				$this->checkout->transaction = EE_Transaction::new_instance();
+				// add some style and make it dance
+				$this->add_styles_and_scripts();
+				EED_Single_Page_Checkout::$_initialized = true;
+				return false;
+			}
+			// and the registrations for the transaction
+			$this->_get_registrations($this->checkout->transaction);
+		}
+		return true;
+	}
+
+
+
+	/**
+	 * _get_transaction_and_cart_for_previous_visit
+	 *
+	 * @access private
+	 * @return mixed EE_Transaction|NULL
+	 */
+	private function _get_transaction_and_cart_for_previous_visit()
+	{
+		/** @var $TXN_model EEM_Transaction */
+		$TXN_model = EE_Registry::instance()->load_model('Transaction');
+		// because the reg_url_link is present in the request,
+		// this is a return visit to SPCO, so we'll get the transaction data from the db
+		$transaction = $TXN_model->get_transaction_from_reg_url_link($this->checkout->reg_url_link);
+		// verify transaction
+		if ($transaction instanceof EE_Transaction) {
+			// and get the cart that was used for that transaction
+			$this->checkout->cart = $this->_get_cart_for_transaction($transaction);
+			return $transaction;
+		}
+		EE_Error::add_error(
+			__('Your Registration and Transaction information could not be retrieved from the db.', 'event_espresso'),
+			__FILE__, __FUNCTION__, __LINE__
+		);
+		return null;
+
+	}
+
+
+
+	/**
+	 * _get_cart_for_transaction
+	 *
+	 * @access private
+	 * @param EE_Transaction $transaction
+	 * @return EE_Cart
+	 */
+	private function _get_cart_for_transaction($transaction)
+	{
+		return $this->checkout->get_cart_for_transaction($transaction);
+	}
+
+
+
+	/**
+	 * get_cart_for_transaction
+	 *
+	 * @access public
+	 * @param EE_Transaction $transaction
+	 * @return EE_Cart
+	 */
+	public function get_cart_for_transaction(EE_Transaction $transaction)
+	{
+		return $this->checkout->get_cart_for_transaction($transaction);
+	}
+
+
+
+	/**
+	 * _get_transaction_and_cart_for_current_session
+	 *    generates a new EE_Transaction object and adds it to the $_transaction property.
+	 *
+	 * @access private
+	 * @return EE_Transaction
+	 * @throws EE_Error
+	 */
+	private function _get_cart_for_current_session_and_setup_new_transaction()
+	{
+		//  if there's no transaction, then this is the FIRST visit to SPCO
+		// so load up the cart ( passing nothing for the TXN because it doesn't exist yet )
+		$this->checkout->cart = $this->_get_cart_for_transaction(null);
+		// and then create a new transaction
+		$transaction = $this->_initialize_transaction();
+		// verify transaction
+		if ($transaction instanceof EE_Transaction) {
+			// save it so that we have an ID for other objects to use
+			$transaction->save();
+			// and save TXN data to the cart
+			$this->checkout->cart->get_grand_total()->save_this_and_descendants_to_txn($transaction->ID());
+		} else {
+			EE_Error::add_error(
+				__('A Valid Transaction could not be initialized.', 'event_espresso'),
+				__FILE__, __FUNCTION__, __LINE__
+			);
+		}
+		return $transaction;
+	}
+
+
+
+	/**
+	 *    generates a new EE_Transaction object and adds it to the $_transaction property.
+	 *
+	 * @access private
+	 * @return mixed EE_Transaction|NULL
+	 */
+	private function _initialize_transaction()
+	{
+		try {
+			// ensure cart totals have been calculated
+			$this->checkout->cart->get_grand_total()->recalculate_total_including_taxes();
+			// grab the cart grand total
+			$cart_total = $this->checkout->cart->get_cart_grand_total();
+			// create new TXN
+			$transaction = EE_Transaction::new_instance(
+				array(
+					'TXN_reg_steps' => $this->checkout->initialize_txn_reg_steps_array(),
+					'TXN_total'     => $cart_total > 0 ? $cart_total : 0,
+					'TXN_paid'      => 0,
+					'STS_ID'        => EEM_Transaction::failed_status_code,
+				)
+			);
+			// save it so that we have an ID for other objects to use
+			$transaction->save();
+			// set cron job for following up on TXNs after their session has expired
+			EE_Cron_Tasks::schedule_expired_transaction_check(
+				EE_Registry::instance()->SSN->expiration() + 1,
+				$transaction->ID()
+			);
+			return $transaction;
+		} catch (Exception $e) {
+			EE_Error::add_error($e->getMessage(), __FILE__, __FUNCTION__, __LINE__);
+		}
+		return null;
+	}
+
+
+	/**
+	 * _get_registrations
+	 *
+	 * @access private
+	 * @param EE_Transaction $transaction
+	 * @return void
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidEntityException
+	 * @throws EE_Error
+	 */
+	private function _get_registrations(EE_Transaction $transaction)
+	{
+		// first step: grab the registrants  { : o
+		$registrations = $transaction->registrations($this->checkout->reg_cache_where_params, true);
+		// verify registrations have been set
+		if (empty($registrations)) {
+			// if no cached registrations, then check the db
+			$registrations = $transaction->registrations($this->checkout->reg_cache_where_params, false);
+			// still nothing ? well as long as this isn't a revisit
+			if (empty($registrations) && ! $this->checkout->revisit) {
+				// generate new registrations from scratch
+				$registrations = $this->_initialize_registrations($transaction);
+			}
+		}
+		// sort by their original registration order
+		usort($registrations, array('EED_Single_Page_Checkout', 'sort_registrations_by_REG_count'));
+		// then loop thru the array
+		foreach ($registrations as $registration) {
+			// verify each registration
+			if ($registration instanceof EE_Registration) {
+				// we display all attendee info for the primary registrant
+				if ($this->checkout->reg_url_link === $registration->reg_url_link()
+					&& $registration->is_primary_registrant()
+				) {
+					$this->checkout->primary_revisit = true;
+					break;
+				}
+				if ($this->checkout->revisit
+						   && $this->checkout->reg_url_link !== $registration->reg_url_link()
+				) {
+					// but hide info if it doesn't belong to you
+					$transaction->clear_cache('Registration', $registration->ID());
+				}
+				$this->checkout->set_reg_status_updated($registration->ID(), false);
+			}
+		}
+	}
+
+
+	/**
+	 *    adds related EE_Registration objects for each ticket in the cart to the current EE_Transaction object
+	 *
+	 * @access private
+	 * @param EE_Transaction $transaction
+	 * @return    array
+	 * @throws InvalidDataTypeException
+	 * @throws InvalidEntityException
+	 * @throws EE_Error
+	 */
+	private function _initialize_registrations(EE_Transaction $transaction)
+	{
+		$att_nmbr = 0;
+		$registrations = array();
+		if ($transaction instanceof EE_Transaction) {
+			/** @type EE_Registration_Processor $registration_processor */
+			$registration_processor = EE_Registry::instance()->load_class('Registration_Processor');
+			$this->checkout->total_ticket_count = $this->checkout->cart->all_ticket_quantity_count();
+			// now let's add the cart items to the $transaction
+			foreach ($this->checkout->cart->get_tickets() as $line_item) {
+				//do the following for each ticket of this type they selected
+				for ($x = 1; $x <= $line_item->quantity(); $x++) {
+					$att_nmbr++;
+					/** @var EventEspresso\core\services\commands\registration\CreateRegistrationCommand $CreateRegistrationCommand */
+					$CreateRegistrationCommand = EE_Registry::instance()->create(
+						'EventEspresso\core\services\commands\registration\CreateRegistrationCommand',
+						array(
+							$transaction,
+							$line_item,
+							$att_nmbr,
+							$this->checkout->total_ticket_count,
+						)
+					);
+					// override capabilities for frontend registrations
+					if ( ! is_admin()) {
+						$CreateRegistrationCommand->setCapCheck(
+							new PublicCapabilities('', 'create_new_registration')
+						);
+					}
+					$registration = EE_Registry::instance()->BUS->execute($CreateRegistrationCommand);
+					if ( ! $registration instanceof EE_Registration) {
+						throw new InvalidEntityException($registration, 'EE_Registration');
+					}
+					$registrations[ $registration->ID() ] = $registration;
+				}
+			}
+			$registration_processor->fix_reg_final_price_rounding_issue($transaction);
+		}
+		return $registrations;
+	}
+
+
+
+	/**
+	 * sorts registrations by REG_count
+	 *
+	 * @access public
+	 * @param EE_Registration $reg_A
+	 * @param EE_Registration $reg_B
+	 * @return int
+	 */
+	public static function sort_registrations_by_REG_count(EE_Registration $reg_A, EE_Registration $reg_B)
+	{
+		// this shouldn't ever happen within the same TXN, but oh well
+		if ($reg_A->count() === $reg_B->count()) {
+			return 0;
+		}
+		return ($reg_A->count() > $reg_B->count()) ? 1 : -1;
+	}
+
+
+
+	/**
+	 *    _final_verifications
+	 * just makes sure that everything is set up correctly before proceeding
+	 *
+	 * @access    private
+	 * @return    bool
+	 * @throws EE_Error
+	 */
+	private function _final_verifications()
+	{
+		// filter checkout
+		$this->checkout = apply_filters(
+			'FHEE__EED_Single_Page_Checkout___final_verifications__checkout',
+			$this->checkout
+		);
+		//verify that current step is still set correctly
+		if ( ! $this->checkout->current_step instanceof EE_SPCO_Reg_Step) {
+			EE_Error::add_error(
+				__('We\'re sorry but the registration process can not proceed because one or more registration steps were not setup correctly. Please refresh the page and try again or contact support.', 'event_espresso'),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return false;
+		}
+		// if returning to SPCO, then verify that primary registrant is set
+		if ( ! empty($this->checkout->reg_url_link)) {
+			$valid_registrant = $this->checkout->transaction->primary_registration();
+			if ( ! $valid_registrant instanceof EE_Registration) {
+				EE_Error::add_error(
+					__('We\'re sorry but there appears to be an error with the "reg_url_link" or the primary registrant for this transaction. Please refresh the page and try again or contact support.', 'event_espresso'),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				return false;
+			}
+			$valid_registrant = null;
+			foreach (
+				$this->checkout->transaction->registrations($this->checkout->reg_cache_where_params) as $registration
+			) {
+				if (
+					$registration instanceof EE_Registration
+					&& $registration->reg_url_link() === $this->checkout->reg_url_link
+				) {
+					$valid_registrant = $registration;
+				}
+			}
+			if ( ! $valid_registrant instanceof EE_Registration) {
+				// hmmm... maybe we have the wrong session because the user is opening multiple tabs ?
+				if (EED_Single_Page_Checkout::$_checkout_verified) {
+					// clear the session, mark the checkout as unverified, and try again
+					EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
+					EED_Single_Page_Checkout::$_initialized = false;
+					EED_Single_Page_Checkout::$_checkout_verified = false;
+					$this->_initialize();
+					EE_Error::reset_notices();
+					return false;
+				}
+				EE_Error::add_error(
+					__(
+						'We\'re sorry but there appears to be an error with the "reg_url_link" or the transaction itself. Please refresh the page and try again or contact support.',
+						'event_espresso'
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+				return false;
+			}
+		}
+		// now that things have been kinda sufficiently verified,
+		// let's add the checkout to the session so that it's available to other systems
+		EE_Registry::instance()->SSN->set_checkout($this->checkout);
+		return true;
+	}
+
+
+
+	/**
+	 *    _initialize_reg_steps
+	 * first makes sure that EE_Transaction_Processor::set_reg_step_initiated() is called as required
+	 * then loops thru all of the active reg steps and calls the initialize_reg_step() method
+	 *
+	 * @access    private
+	 * @param bool $reinitializing
+	 * @throws EE_Error
+	 */
+	private function _initialize_reg_steps($reinitializing = false)
+	{
+		$this->checkout->set_reg_step_initiated($this->checkout->current_step);
+		// loop thru all steps to call their individual "initialize" methods and set i18n strings for JS
+		foreach ($this->checkout->reg_steps as $reg_step) {
+			if ( ! $reg_step->initialize_reg_step()) {
+				// if not initialized then maybe this step is being removed...
+				if ( ! $reinitializing && $reg_step->is_current_step()) {
+					// if it was the current step, then we need to start over here
+					$this->_initialize_reg_steps(true);
+					return;
+				}
+				continue;
+			}
+			// add css and JS for current step
+			$reg_step->enqueue_styles_and_scripts();
+			// i18n
+			$reg_step->translate_js_strings();
+			if ($reg_step->is_current_step()) {
+				// the text that appears on the reg step form submit button
+				$reg_step->set_submit_button_text();
+			}
+		}
+		// dynamically creates hook point like: AHEE__Single_Page_Checkout___initialize_reg_step__attendee_information
+		do_action(
+			"AHEE__Single_Page_Checkout___initialize_reg_step__{$this->checkout->current_step->slug()}",
+			$this->checkout->current_step
+		);
+	}
+
+
+
+	/**
+	 * _check_form_submission
+	 *
+	 * @access private
+	 * @return boolean
+	 */
+	private function _check_form_submission()
+	{
+		//does this request require the reg form to be generated ?
+		if ($this->checkout->generate_reg_form) {
+			// ever heard that song by Blue Rodeo ?
+			try {
+				$this->checkout->current_step->reg_form = $this->checkout->current_step->generate_reg_form();
+				// if not displaying a form, then check for form submission
+				if (
+					$this->checkout->process_form_submission
+					&& $this->checkout->current_step->reg_form->was_submitted()
+				) {
+					// clear out any old data in case this step is being run again
+					$this->checkout->current_step->set_valid_data(array());
+					// capture submitted form data
+					$this->checkout->current_step->reg_form->receive_form_submission(
+						apply_filters(
+							'FHEE__Single_Page_Checkout___check_form_submission__request_params',
+							EE_Registry::instance()->REQ->params(),
+							$this->checkout
+						)
+					);
+					// validate submitted form data
+					if ( ! $this->checkout->continue_reg || ! $this->checkout->current_step->reg_form->is_valid()) {
+						// thou shall not pass !!!
+						$this->checkout->continue_reg = false;
+						// any form validation errors?
+						if ($this->checkout->current_step->reg_form->submission_error_message() !== '') {
+							$submission_error_messages = array();
+							// bad, bad, bad registrant
+							foreach (
+								$this->checkout->current_step->reg_form->get_validation_errors_accumulated()
+								as $validation_error
+							) {
+								if ($validation_error instanceof EE_Validation_Error) {
+									$submission_error_messages[] = sprintf(
+										__('%s : %s', 'event_espresso'),
+										$validation_error->get_form_section()->html_label_text(),
+										$validation_error->getMessage()
+									);
+								}
+							}
+							EE_Error::add_error(
+								implode('<br />', $submission_error_messages),
+								__FILE__, __FUNCTION__, __LINE__
+							);
+						}
+						// well not really... what will happen is
+						// we'll just get redirected back to redo the current step
+						$this->go_to_next_step();
+						return false;
+					}
+				}
+			} catch (EE_Error $e) {
+				$e->get_error();
+			}
+		}
+		return true;
+	}
+
+
+
+	/**
+	 * _process_action
+	 *
+	 * @access private
+	 * @return void
+	 * @throws EE_Error
+	 */
+	private function _process_form_action()
+	{
+		// what cha wanna do?
+		switch ($this->checkout->action) {
+			// AJAX next step reg form
+			case 'display_spco_reg_step' :
+				$this->checkout->redirect = false;
+				if (EE_Registry::instance()->REQ->ajax) {
+					$this->checkout->json_response->set_reg_step_html(
+						$this->checkout->current_step->display_reg_form()
+					);
+				}
+				break;
+			default :
+				// meh... do one of those other steps first
+				if (
+					! empty($this->checkout->action)
+					&& is_callable(array($this->checkout->current_step, $this->checkout->action))
+				) {
+					// dynamically creates hook point like:
+					//   AHEE__Single_Page_Checkout__before_attendee_information__process_reg_step
+					do_action(
+						"AHEE__Single_Page_Checkout__before_{$this->checkout->current_step->slug()}__{$this->checkout->action}",
+						$this->checkout->current_step
+					);
+					// call action on current step
+					if (call_user_func(array($this->checkout->current_step, $this->checkout->action))) {
+						// good registrant, you get to proceed
+						if (
+							$this->checkout->current_step->success_message() !== ''
+							&& apply_filters(
+								'FHEE__Single_Page_Checkout___process_form_action__display_success',
+								false
+							)
+						) {
+							EE_Error::add_success(
+								$this->checkout->current_step->success_message()
+								. '<br />' . $this->checkout->next_step->_instructions()
+							);
+						}
+						// pack it up, pack it in...
+						$this->_setup_redirect();
+					}
+					// dynamically creates hook point like:
+					//  AHEE__Single_Page_Checkout__after_payment_options__process_reg_step
+					do_action(
+						"AHEE__Single_Page_Checkout__after_{$this->checkout->current_step->slug()}__{$this->checkout->action}",
+						$this->checkout->current_step
+					);
+				} else {
+					EE_Error::add_error(
+						sprintf(
+							__(
+								'The requested form action "%s" does not exist for the current "%s" registration step.',
+								'event_espresso'
+							),
+							$this->checkout->action,
+							$this->checkout->current_step->name()
+						),
+						__FILE__,
+						__FUNCTION__,
+						__LINE__
+					);
+				}
+			// end default
+		}
+		// store our progress so far
+		$this->checkout->stash_transaction_and_checkout();
+		// advance to the next step! If you pass GO, collect $200
+		$this->go_to_next_step();
+	}
+
+
+
+	/**
+	 *        add_styles_and_scripts
+	 *
+	 * @access        public
+	 * @return        void
+	 */
+	public function add_styles_and_scripts()
+	{
+		// i18n
+		$this->translate_js_strings();
+		if ($this->checkout->admin_request) {
+			add_action('admin_enqueue_scripts', array($this, 'enqueue_styles_and_scripts'), 10);
+		} else {
+			add_action('wp_enqueue_scripts', array($this, 'enqueue_styles_and_scripts'), 10);
+		}
+	}
+
+
+
+	/**
+	 *        translate_js_strings
+	 *
+	 * @access        public
+	 * @return        void
+	 */
+	public function translate_js_strings()
+	{
+		EE_Registry::$i18n_js_strings['revisit'] = $this->checkout->revisit;
+		EE_Registry::$i18n_js_strings['e_reg_url_link'] = $this->checkout->reg_url_link;
+		EE_Registry::$i18n_js_strings['server_error'] = __(
+			'An unknown error occurred on the server while attempting to process your request. Please refresh the page and try again or contact support.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['invalid_json_response'] = __(
+			'An invalid response was returned from the server while attempting to process your request. Please refresh the page and try again or contact support.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['validation_error'] = __(
+			'There appears to be a problem with the form validation configuration! Please check the admin settings or contact support.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['invalid_payment_method'] = __(
+			'There appears to be a problem with the payment method configuration! Please refresh the page and try again or contact support.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['reg_step_error'] = __(
+			'This registration step could not be completed. Please refresh the page and try again.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['invalid_coupon'] = __(
+			'We\'re sorry but that coupon code does not appear to be valid. If this is incorrect, please contact the site administrator.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['process_registration'] = sprintf(
+			__(
+				'Please wait while we process your registration.%sDo not refresh the page or navigate away while this is happening.%sThank you for your patience.',
+				'event_espresso'
+			),
+			'<br/>',
+			'<br/>'
+		);
+		EE_Registry::$i18n_js_strings['language'] = get_bloginfo('language');
+		EE_Registry::$i18n_js_strings['EESID'] = EE_Registry::instance()->SSN->id();
+		EE_Registry::$i18n_js_strings['currency'] = EE_Registry::instance()->CFG->currency;
+		EE_Registry::$i18n_js_strings['datepicker_yearRange'] = '-150:+20';
+		EE_Registry::$i18n_js_strings['timer_years'] = __('years', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_months'] = __('months', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_weeks'] = __('weeks', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_days'] = __('days', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_hours'] = __('hours', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_minutes'] = __('minutes', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_seconds'] = __('seconds', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_year'] = __('year', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_month'] = __('month', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_week'] = __('week', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_day'] = __('day', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_hour'] = __('hour', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_minute'] = __('minute', 'event_espresso');
+		EE_Registry::$i18n_js_strings['timer_second'] = __('second', 'event_espresso');
+		EE_Registry::$i18n_js_strings['registration_expiration_notice'] = sprintf(
+			__(
+				'%1$sWe\'re sorry, but your registration time has expired.%2$s%3$s%4$sIf you still wish to complete your registration, please return to the %5$sEvent List%6$sEvent List%7$s and reselect your tickets if available. Please except our apologies for any inconvenience this may have caused.%8$s',
+				'event_espresso'
+			),
+			'<h4 class="important-notice">',
+			'</h4>',
+			'<br />',
+			'<p>',
+			'<a href="' . get_post_type_archive_link('espresso_events') . '" title="',
+			'">',
+			'</a>',
+			'</p>'
+		);
+		EE_Registry::$i18n_js_strings['ajax_submit'] = apply_filters(
+			'FHEE__Single_Page_Checkout__translate_js_strings__ajax_submit',
+			true
+		);
+		EE_Registry::$i18n_js_strings['session_extension'] = absint(
+			apply_filters('FHEE__EE_Session__extend_expiration__seconds_added', 10 * MINUTE_IN_SECONDS)
+		);
+		EE_Registry::$i18n_js_strings['session_expiration'] = gmdate(
+			'M d, Y H:i:s',
+			EE_Registry::instance()->SSN->expiration() + (get_option('gmt_offset') * HOUR_IN_SECONDS)
+		);
+	}
+
+
+
+	/**
+	 *    enqueue_styles_and_scripts
+	 *
+	 * @access        public
+	 * @return        void
+	 * @throws EE_Error
+	 */
+	public function enqueue_styles_and_scripts()
+	{
+		// load css
+		wp_register_style(
+			'single_page_checkout',
+			SPCO_CSS_URL . 'single_page_checkout.css',
+			array('espresso_default'),
+			EVENT_ESPRESSO_VERSION
+		);
+		wp_enqueue_style('single_page_checkout');
+		// load JS
+		wp_register_script(
+			'jquery_plugin',
+			EE_THIRD_PARTY_URL . 'jquery	.plugin.min.js',
+			array('jquery'),
+			'1.0.1',
+			true
+		);
+		wp_register_script(
+			'jquery_countdown',
+			EE_THIRD_PARTY_URL . 'jquery	.countdown.min.js',
+			array('jquery_plugin'),
+			'2.0.2',
+			true
+		);
+		wp_register_script(
+			'single_page_checkout',
+			SPCO_JS_URL . 'single_page_checkout.js',
+			array('espresso_core', 'underscore', 'ee_form_section_validation', 'jquery_countdown'),
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+		if ($this->checkout->registration_form instanceof EE_Form_Section_Proper) {
+			$this->checkout->registration_form->enqueue_js();
+		}
+		if ($this->checkout->current_step->reg_form instanceof EE_Form_Section_Proper) {
+			$this->checkout->current_step->reg_form->enqueue_js();
+		}
+		wp_enqueue_script('single_page_checkout');
+		/**
+		 * global action hook for enqueueing styles and scripts with
+		 * spco calls.
+		 */
+		do_action('AHEE__EED_Single_Page_Checkout__enqueue_styles_and_scripts', $this);
+		/**
+		 * dynamic action hook for enqueueing styles and scripts with spco calls.
+		 * The hook will end up being something like:
+		 *      AHEE__EED_Single_Page_Checkout__enqueue_styles_and_scripts__attendee_information
+		 */
+		do_action(
+			'AHEE__EED_Single_Page_Checkout__enqueue_styles_and_scripts__' . $this->checkout->current_step->slug(),
+			$this
+		);
+	}
+
+
+
+	/**
+	 *    display the Registration Single Page Checkout Form
+	 *
+	 * @access    private
+	 * @return    void
+	 * @throws EE_Error
+	 */
+	private function _display_spco_reg_form()
+	{
+		// if registering via the admin, just display the reg form for the current step
+		if ($this->checkout->admin_request) {
+			EE_Registry::instance()->REQ->add_output($this->checkout->current_step->display_reg_form());
+		} else {
+			// add powered by EE msg
+			add_action('AHEE__SPCO__reg_form_footer', array('EED_Single_Page_Checkout', 'display_registration_footer'));
+			$empty_cart = count(
+				$this->checkout->transaction->registrations($this->checkout->reg_cache_where_params)
+			) < 1;
+			EE_Registry::$i18n_js_strings['empty_cart'] = $empty_cart;
+			$cookies_not_set_msg = '';
+			if ($empty_cart && ! isset($_COOKIE['ee_cookie_test'])) {
+				$cookies_not_set_msg = apply_filters(
+					'FHEE__Single_Page_Checkout__display_spco_reg_form__cookies_not_set_msg',
+					sprintf(
+						__(
+							'%1$s%3$sIt appears your browser is not currently set to accept Cookies%4$s%5$sIn order to register for events, you need to enable cookies.%7$sIf you require assistance, then click the following link to learn how to %8$senable cookies%9$s%6$s%2$s',
+							'event_espresso'
+						),
+						'<div class="ee-attention">',
+						'</div>',
+						'<h6 class="important-notice">',
+						'</h6>',
+						'<p>',
+						'</p>',
+						'<br />',
+						'<a href="http://www.whatarecookies.com/enable.asp" target="_blank">',
+						'</a>'
+					)
+				);
+			}
+			$this->checkout->registration_form = new EE_Form_Section_Proper(
+				array(
+					'name'            => 'single-page-checkout',
+					'html_id'         => 'ee-single-page-checkout-dv',
+					'layout_strategy' =>
+						new EE_Template_Layout(
+							array(
+								'layout_template_file' => SPCO_TEMPLATES_PATH . 'registration_page_wrapper.template.php',
+								'template_args'        => array(
+									'empty_cart'              => $empty_cart,
+									'revisit'                 => $this->checkout->revisit,
+									'reg_steps'               => $this->checkout->reg_steps,
+									'next_step'               => $this->checkout->next_step instanceof EE_SPCO_Reg_Step
+										? $this->checkout->next_step->slug()
+										: '',
+									'cancel_page_url'         => $this->checkout->cancel_page_url,
+									'empty_msg'               => apply_filters(
+										'FHEE__Single_Page_Checkout__display_spco_reg_form__empty_msg',
+										sprintf(
+											__(
+												'You need to %1$sReturn to Events list%2$sselect at least one event%3$s before you can proceed with the registration process.',
+												'event_espresso'
+											),
+											'<a href="'
+											. get_post_type_archive_link('espresso_events')
+											. '" title="',
+											'">',
+											'</a>'
+										)
+									),
+									'cookies_not_set_msg'     => $cookies_not_set_msg,
+									'registration_time_limit' => $this->checkout->get_registration_time_limit(),
+									'session_expiration'      => gmdate(
+										'M d, Y H:i:s',
+										EE_Registry::instance()->SSN->expiration()
+										+ (get_option('gmt_offset') * HOUR_IN_SECONDS)
+									),
+								),
+							)
+						),
+				)
+			);
+			// load template and add to output sent that gets filtered into the_content()
+			EE_Registry::instance()->REQ->add_output($this->checkout->registration_form->get_html());
+		}
+	}
+
+
+
+	/**
+	 *    add_extra_finalize_registration_inputs
+	 *
+	 * @access    public
+	 * @param $next_step
+	 * @internal  param string $label
+	 * @return void
+	 */
+	public function add_extra_finalize_registration_inputs($next_step)
+	{
+		if ($next_step === 'finalize_registration') {
+			echo '<div id="spco-extra-finalize_registration-inputs-dv"></div>';
+		}
+	}
+
+
+
+	/**
+	 *    display_registration_footer
+	 *
+	 * @access    public
+	 * @return    string
+	 */
+	public static function display_registration_footer()
+	{
+		if (
+		apply_filters(
+			'FHEE__EE_Front__Controller__show_reg_footer',
+			EE_Registry::instance()->CFG->admin->show_reg_footer
+		)
+		) {
+			add_filter(
+				'FHEE__EEH_Template__powered_by_event_espresso__url',
+				function ($url) {
+					return apply_filters('FHEE__EE_Front_Controller__registration_footer__url', $url);
+				}
+			);
+			echo apply_filters(
+				'FHEE__EE_Front_Controller__display_registration_footer',
+				\EEH_Template::powered_by_event_espresso(
+					'',
+					'espresso-registration-footer-dv',
+					array('utm_content' => 'registration_checkout')
+				)
+			);
+		}
+		return '';
+	}
+
+
+
+	/**
+	 *    unlock_transaction
+	 *
+	 * @access    public
+	 * @return    void
+	 * @throws EE_Error
+	 */
+	public function unlock_transaction()
+	{
+		if ($this->checkout->transaction instanceof EE_Transaction) {
+			$this->checkout->transaction->unlock();
+		}
+	}
+
+
+
+	/**
+	 *        _setup_redirect
+	 *
+	 * @access    private
+	 * @return void
+	 */
+	private function _setup_redirect()
+	{
+		if ($this->checkout->continue_reg && $this->checkout->next_step instanceof EE_SPCO_Reg_Step) {
+			$this->checkout->redirect = true;
+			if (empty($this->checkout->redirect_url)) {
+				$this->checkout->redirect_url = $this->checkout->next_step->reg_step_url();
+			}
+			$this->checkout->redirect_url = apply_filters(
+				'FHEE__EED_Single_Page_Checkout___setup_redirect__checkout_redirect_url',
+				$this->checkout->redirect_url,
+				$this->checkout
+			);
+		}
+	}
+
+
+
+	/**
+	 *   handle ajax message responses and redirects
+	 *
+	 * @access public
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public function go_to_next_step()
+	{
+		if (EE_Registry::instance()->REQ->ajax) {
+			// capture contents of output buffer we started earlier in the request, and insert into JSON response
+			$this->checkout->json_response->set_unexpected_errors(ob_get_clean());
+		}
+		$this->unlock_transaction();
+		// just return for these conditions
+		if (
+			$this->checkout->admin_request
+			|| $this->checkout->action === 'redirect_form'
+			|| $this->checkout->action === 'update_checkout'
+		) {
+			return;
+		}
+		// AJAX response
+		$this->_handle_json_response();
+		// redirect to next step or the Thank You page
+		$this->_handle_html_redirects();
+		// hmmm... must be something wrong, so let's just display the form again !
+		$this->_display_spco_reg_form();
+	}
+
+
+
+	/**
+	 *   _handle_json_response
+	 *
+	 * @access protected
+	 * @return void
+	 */
+	protected function _handle_json_response()
+	{
+		// if this is an ajax request
+		if (EE_Registry::instance()->REQ->ajax) {
+			// DEBUG LOG
+			//$this->checkout->log(
+			//	__CLASS__, __FUNCTION__, __LINE__,
+			//	array(
+			//		'json_response_redirect_url' => $this->checkout->json_response->redirect_url(),
+			//		'redirect'                   => $this->checkout->redirect,
+			//		'continue_reg'               => $this->checkout->continue_reg,
+			//	)
+			//);
+			$this->checkout->json_response->set_registration_time_limit(
+				$this->checkout->get_registration_time_limit()
+			);
+			$this->checkout->json_response->set_payment_amount($this->checkout->amount_owing);
+			// just send the ajax (
+			$json_response = apply_filters(
+				'FHEE__EE_Single_Page_Checkout__JSON_response',
+				$this->checkout->json_response
+			);
+			echo $json_response;
+			exit();
+		}
+	}
+
+
+
+	/**
+	 *   _handle_redirects
+	 *
+	 * @access protected
+	 * @return void
+	 */
+	protected function _handle_html_redirects()
+	{
+		// going somewhere ?
+		if ($this->checkout->redirect && ! empty($this->checkout->redirect_url)) {
+			// store notices in a transient
+			EE_Error::get_notices(false, true, true);
+			// DEBUG LOG
+			//$this->checkout->log(
+			//	__CLASS__, __FUNCTION__, __LINE__,
+			//	array(
+			//		'headers_sent' => headers_sent(),
+			//		'redirect_url'     => $this->checkout->redirect_url,
+			//		'headers_list'    => headers_list(),
+			//	)
+			//);
+			wp_safe_redirect($this->checkout->redirect_url);
+			exit();
+		}
+	}
+
+
+
+	/**
+	 *   set_checkout_anchor
+	 *
+	 * @access public
+	 * @return void
+	 */
+	public function set_checkout_anchor()
+	{
+		echo '<a id="checkout" style="float: left; margin-left: -999em;"></a>';
+	}
 
 
 

Spacing +25 added lines, -25 removed lines

@@ -218,19 +218,19 @@ 
      */
     public static function set_definitions()
     {
-        if(defined('SPCO_BASE_PATH')) {
+        if (defined('SPCO_BASE_PATH')) {
             return;
         }
         define(
             'SPCO_BASE_PATH',
-            rtrim(str_replace(array('\\', '/'), DS, plugin_dir_path(__FILE__)), DS) . DS
+            rtrim(str_replace(array('\\', '/'), DS, plugin_dir_path(__FILE__)), DS).DS
         );
-        define('SPCO_CSS_URL', plugin_dir_url(__FILE__) . 'css' . DS);
-        define('SPCO_IMG_URL', plugin_dir_url(__FILE__) . 'img' . DS);
-        define('SPCO_JS_URL', plugin_dir_url(__FILE__) . 'js' . DS);
-        define('SPCO_INC_PATH', SPCO_BASE_PATH . 'inc' . DS);
-        define('SPCO_REG_STEPS_PATH', SPCO_BASE_PATH . 'reg_steps' . DS);
-        define('SPCO_TEMPLATES_PATH', SPCO_BASE_PATH . 'templates' . DS);
+        define('SPCO_CSS_URL', plugin_dir_url(__FILE__).'css'.DS);
+        define('SPCO_IMG_URL', plugin_dir_url(__FILE__).'img'.DS);
+        define('SPCO_JS_URL', plugin_dir_url(__FILE__).'js'.DS);
+        define('SPCO_INC_PATH', SPCO_BASE_PATH.'inc'.DS);
+        define('SPCO_REG_STEPS_PATH', SPCO_BASE_PATH.'reg_steps'.DS);
+        define('SPCO_TEMPLATES_PATH', SPCO_BASE_PATH.'templates'.DS);
         EEH_Autoloader::register_autoloaders_for_each_file_in_folder(SPCO_BASE_PATH, true);
         EE_Registry::$i18n_js_strings['registration_expiration_notice'] = sprintf(
             __('%1$sWe\'re sorry, but you\'re registration time has expired.%2$s%4$sIf you still wish to complete your registration, please return to the %5$sEvent List%6$sEvent List%7$s and reselect your tickets if available. Please except our apologies for any inconvenience this may have caused.%8$s',
@@ -239,7 +239,7 @@ 
             '</h4>',
             '<br />',
             '<p>',
-            '<a href="' . get_post_type_archive_link('espresso_events') . '" title="',
+            '<a href="'.get_post_type_archive_link('espresso_events').'" title="',
             '">',
             '</a>',
             '</p>'
@@ -262,7 +262,7 @@ 
             return;
         }
         // filter list of reg_steps
-        $reg_steps_to_load = (array)apply_filters(
+        $reg_steps_to_load = (array) apply_filters(
             'AHEE__SPCO__load_reg_steps__reg_steps_to_load',
             EED_Single_Page_Checkout::get_reg_steps()
         );
@@ -314,25 +314,25 @@ 
         if (empty($reg_steps)) {
             $reg_steps = array(
                 10  => array(
-                    'file_path'  => SPCO_REG_STEPS_PATH . 'attendee_information',
+                    'file_path'  => SPCO_REG_STEPS_PATH.'attendee_information',
                     'class_name' => 'EE_SPCO_Reg_Step_Attendee_Information',
                     'slug'       => 'attendee_information',
                     'has_hooks'  => false,
                 ),
                 20  => array(
-                    'file_path'  => SPCO_REG_STEPS_PATH . 'registration_confirmation',
+                    'file_path'  => SPCO_REG_STEPS_PATH.'registration_confirmation',
                     'class_name' => 'EE_SPCO_Reg_Step_Registration_Confirmation',
                     'slug'       => 'registration_confirmation',
                     'has_hooks'  => false,
                 ),
                 30  => array(
-                    'file_path'  => SPCO_REG_STEPS_PATH . 'payment_options',
+                    'file_path'  => SPCO_REG_STEPS_PATH.'payment_options',
                     'class_name' => 'EE_SPCO_Reg_Step_Payment_Options',
                     'slug'       => 'payment_options',
                     'has_hooks'  => true,
                 ),
                 999 => array(
-                    'file_path'  => SPCO_REG_STEPS_PATH . 'finalize_registration',
+                    'file_path'  => SPCO_REG_STEPS_PATH.'finalize_registration',
                     'class_name' => 'EE_SPCO_Reg_Step_Finalize_Registration',
                     'slug'       => 'finalize_registration',
                     'has_hooks'  => false,
@@ -516,7 +516,7 @@ 
             // DEBUG LOG
             //$this->checkout->log( __CLASS__, __FUNCTION__, __LINE__ );
             // get reg form
-            if( ! $this->_check_form_submission()) {
+            if ( ! $this->_check_form_submission()) {
                 EED_Single_Page_Checkout::$_initialized = true;
                 return;
             }
@@ -1114,7 +1114,7 @@ 
                     if ( ! $registration instanceof EE_Registration) {
                         throw new InvalidEntityException($registration, 'EE_Registration');
                     }
-                    $registrations[ $registration->ID() ] = $registration;
+                    $registrations[$registration->ID()] = $registration;
                 }
             }
             $registration_processor->fix_reg_final_price_rounding_issue($transaction);
@@ -1375,7 +1375,7 @@ 
                         ) {
                             EE_Error::add_success(
                                 $this->checkout->current_step->success_message()
-                                . '<br />' . $this->checkout->next_step->_instructions()
+                                . '<br />'.$this->checkout->next_step->_instructions()
                             );
                         }
                         // pack it up, pack it in...
@@ -1500,7 +1500,7 @@ 
             '</h4>',
             '<br />',
             '<p>',
-            '<a href="' . get_post_type_archive_link('espresso_events') . '" title="',
+            '<a href="'.get_post_type_archive_link('espresso_events').'" title="',
             '">',
             '</a>',
             '</p>'
@@ -1532,7 +1532,7 @@ 
         // load css
         wp_register_style(
             'single_page_checkout',
-            SPCO_CSS_URL . 'single_page_checkout.css',
+            SPCO_CSS_URL.'single_page_checkout.css',
             array('espresso_default'),
             EVENT_ESPRESSO_VERSION
         );
@@ -1540,21 +1540,21 @@ 
         // load JS
         wp_register_script(
             'jquery_plugin',
-            EE_THIRD_PARTY_URL . 'jquery	.plugin.min.js',
+            EE_THIRD_PARTY_URL.'jquery	.plugin.min.js',
             array('jquery'),
             '1.0.1',
             true
         );
         wp_register_script(
             'jquery_countdown',
-            EE_THIRD_PARTY_URL . 'jquery	.countdown.min.js',
+            EE_THIRD_PARTY_URL.'jquery	.countdown.min.js',
             array('jquery_plugin'),
             '2.0.2',
             true
         );
         wp_register_script(
             'single_page_checkout',
-            SPCO_JS_URL . 'single_page_checkout.js',
+            SPCO_JS_URL.'single_page_checkout.js',
             array('espresso_core', 'underscore', 'ee_form_section_validation', 'jquery_countdown'),
             EVENT_ESPRESSO_VERSION,
             true
@@ -1577,7 +1577,7 @@ 
          *      AHEE__EED_Single_Page_Checkout__enqueue_styles_and_scripts__attendee_information
          */
         do_action(
-            'AHEE__EED_Single_Page_Checkout__enqueue_styles_and_scripts__' . $this->checkout->current_step->slug(),
+            'AHEE__EED_Single_Page_Checkout__enqueue_styles_and_scripts__'.$this->checkout->current_step->slug(),
             $this
         );
     }
@@ -1631,7 +1631,7 @@ 
                     'layout_strategy' =>
                         new EE_Template_Layout(
                             array(
-                                'layout_template_file' => SPCO_TEMPLATES_PATH . 'registration_page_wrapper.template.php',
+                                'layout_template_file' => SPCO_TEMPLATES_PATH.'registration_page_wrapper.template.php',
                                 'template_args'        => array(
                                     'empty_cart'              => $empty_cart,
                                     'revisit'                 => $this->checkout->revisit,
@@ -1706,7 +1706,7 @@ 
         ) {
             add_filter(
                 'FHEE__EEH_Template__powered_by_event_espresso__url',
-                function ($url) {
+                function($url) {
                     return apply_filters('FHEE__EE_Front_Controller__registration_footer__url', $url);
                 }
             );

acceptance_tests/Helpers/BaseCoreAdmin.php

Indentation +31 added lines, -31 removed lines

@@ -13,39 +13,39 @@
 trait BaseCoreAdmin
 {
 
-    /**
-     * Core method for going to an Event Espresso Admin page.
-     * @param string $page
-     * @param string $action
-     * @param string $additional_params
-     */
-    public function amOnEventEspressoAdminPage($page = '', $action = '', $additional_params = '')
-    {
-        $this->actor()->amOnAdminPage(CoreAdmin::adminUrl($page, $action, $additional_params));
-    }
+	/**
+	 * Core method for going to an Event Espresso Admin page.
+	 * @param string $page
+	 * @param string $action
+	 * @param string $additional_params
+	 */
+	public function amOnEventEspressoAdminPage($page = '', $action = '', $additional_params = '')
+	{
+		$this->actor()->amOnAdminPage(CoreAdmin::adminUrl($page, $action, $additional_params));
+	}
 
 
-    /**
-     * Helper method for returning an instance of the Actor.  Intended to help with IDE fill out of methods.
-     * @return \EventEspressoAcceptanceTester;
-     */
-    protected function actor()
-    {
-        /** @var \EventEspressoAcceptanceTester $this */
-        return $this;
-    }
+	/**
+	 * Helper method for returning an instance of the Actor.  Intended to help with IDE fill out of methods.
+	 * @return \EventEspressoAcceptanceTester;
+	 */
+	protected function actor()
+	{
+		/** @var \EventEspressoAcceptanceTester $this */
+		return $this;
+	}
 
 
-    /**
-     * Use this to set the per page option for a list table page.
-     * Assumes you are on a page that has this field exposed.
-     * @param int|string $per_page_value
-     */
-    public function setPerPageOptionForScreen($per_page_value)
-    {
-        $this->actor()->click(CoreAdmin::WP_SCREEN_SETTINGS_LINK_SELECTOR);
-        $this->actor()->fillField(CoreAdmin::WP_SCREEN_SETTINGS_PER_PAGE_FIELD_SELECTOR, $per_page_value);
-        $this->actor()->click(CoreAdmin::WP_SCREEN_OPTIONS_APPLY_SETTINGS_BUTTON_SELECTOR);
-        $this->actor()->wait(8);
-    }
+	/**
+	 * Use this to set the per page option for a list table page.
+	 * Assumes you are on a page that has this field exposed.
+	 * @param int|string $per_page_value
+	 */
+	public function setPerPageOptionForScreen($per_page_value)
+	{
+		$this->actor()->click(CoreAdmin::WP_SCREEN_SETTINGS_LINK_SELECTOR);
+		$this->actor()->fillField(CoreAdmin::WP_SCREEN_SETTINGS_PER_PAGE_FIELD_SELECTOR, $per_page_value);
+		$this->actor()->click(CoreAdmin::WP_SCREEN_OPTIONS_APPLY_SETTINGS_BUTTON_SELECTOR);
+		$this->actor()->wait(8);
+	}
 }
\ No newline at end of file

acceptance_tests/Page/CoreAdmin.php

Indentation +46 added lines, -46 removed lines

@@ -13,63 +13,63 @@
 class CoreAdmin
 {
 
-    /**
-     * @var string
-     */
-    const URL_PREFIX = 'admin.php?page=';
+	/**
+	 * @var string
+	 */
+	const URL_PREFIX = 'admin.php?page=';
 
 
-    /**
-     * This is the selector for the next page button on list tables.
-     * @var string
-     */
-    const ADMIN_LIST_TABLE_NEXT_PAGE_CLASS = '.next-page';
+	/**
+	 * This is the selector for the next page button on list tables.
+	 * @var string
+	 */
+	const ADMIN_LIST_TABLE_NEXT_PAGE_CLASS = '.next-page';
 
 
-    /**
-     * The selector for the search input submit button on list table pages
-     * @var string
-     */
-    const LIST_TABLE_SEARCH_SUBMIT_SELECTOR = '#search-submit';
+	/**
+	 * The selector for the search input submit button on list table pages
+	 * @var string
+	 */
+	const LIST_TABLE_SEARCH_SUBMIT_SELECTOR = '#search-submit';
 
 
-    /**
-     * Selector for the screen options dropdown.
-     * @var string
-     */
-    const WP_SCREEN_SETTINGS_LINK_SELECTOR = '#show-settings-link';
+	/**
+	 * Selector for the screen options dropdown.
+	 * @var string
+	 */
+	const WP_SCREEN_SETTINGS_LINK_SELECTOR = '#show-settings-link';
 
 
-    /**
-     * Selector for the per page field setting selector (found within screen options dropdown)
-     * @var string
-     */
-    const WP_SCREEN_SETTINGS_PER_PAGE_FIELD_SELECTOR = '.screen-per-page';
+	/**
+	 * Selector for the per page field setting selector (found within screen options dropdown)
+	 * @var string
+	 */
+	const WP_SCREEN_SETTINGS_PER_PAGE_FIELD_SELECTOR = '.screen-per-page';
 
 
-    /**
-     * Selector for apply screen options settings.
-     * @var string
-     */
-    const WP_SCREEN_OPTIONS_APPLY_SETTINGS_BUTTON_SELECTOR = '#screen-options-apply';
+	/**
+	 * Selector for apply screen options settings.
+	 * @var string
+	 */
+	const WP_SCREEN_OPTIONS_APPLY_SETTINGS_BUTTON_SELECTOR = '#screen-options-apply';
 
 
-    /**
-     * Get the EE admin url for the given properties.
-     * Note, this is JUST the endpoint for the admin route.  It is expected that the actor/test would be calling this
-     * with `amOnAdminPage` action.
-     *
-     * @param string $page
-     * @param string $action
-     * @param string $additional_params
-     * @return string
-     */
-    public static function adminUrl($page = 'espresso_events', $action = 'default', $additional_params = '')
-    {
-        $url = self::URL_PREFIX . $page;
-        $url .= $action ? '&action=' . $action : '';
-        $url .= $additional_params ? '&' . ltrim('&', ltrim('?', $additional_params)) : '';
-        return $url;
-    }
+	/**
+	 * Get the EE admin url for the given properties.
+	 * Note, this is JUST the endpoint for the admin route.  It is expected that the actor/test would be calling this
+	 * with `amOnAdminPage` action.
+	 *
+	 * @param string $page
+	 * @param string $action
+	 * @param string $additional_params
+	 * @return string
+	 */
+	public static function adminUrl($page = 'espresso_events', $action = 'default', $additional_params = '')
+	{
+		$url = self::URL_PREFIX . $page;
+		$url .= $action ? '&action=' . $action : '';
+		$url .= $additional_params ? '&' . ltrim('&', ltrim('?', $additional_params)) : '';
+		return $url;
+	}
 
 }
\ No newline at end of file

modules/bot_trap/EED_Bot_Trap.module.php

Indentation +292 added lines, -292 removed lines

@@ -17,323 +17,323 @@
 {
 
 
-    /**
-     * @return EED_Bot_Trap|EED_Module
-     */
-    public static function instance()
-    {
-        return parent::get_instance(__CLASS__);
-    }
+	/**
+	 * @return EED_Bot_Trap|EED_Module
+	 */
+	public static function instance()
+	{
+		return parent::get_instance(__CLASS__);
+	}
 
 
-    /**
-     * set_hooks - for hooking into EE Core, other modules, etc
-     *
-     * @return void
-     */
-    public static function set_hooks()
-    {
-        if (
-            apply_filters('FHEE__EED_Bot_Trap__set_hooks__use_bot_trap', true) &&
-            \EE_Registry::instance()->CFG->registration->use_bot_trap
-        ) {
-            \EED_Bot_Trap::set_trap();
-            // redirect bots to bogus success page
-            \EE_Config::register_route('ticket_selection_received', 'EED_Bot_Trap', 'display_bot_trap_success');
-        }
-    }
+	/**
+	 * set_hooks - for hooking into EE Core, other modules, etc
+	 *
+	 * @return void
+	 */
+	public static function set_hooks()
+	{
+		if (
+			apply_filters('FHEE__EED_Bot_Trap__set_hooks__use_bot_trap', true) &&
+			\EE_Registry::instance()->CFG->registration->use_bot_trap
+		) {
+			\EED_Bot_Trap::set_trap();
+			// redirect bots to bogus success page
+			\EE_Config::register_route('ticket_selection_received', 'EED_Bot_Trap', 'display_bot_trap_success');
+		}
+	}
 
 
-    /**
-     * set_hooks_admin - for hooking into EE Admin Core, other modules, etc
-     *
-     * @return void
-     */
-    public static function set_trap()
-    {
-        define('EE_BOT_TRAP_BASE_URL', plugin_dir_url(__FILE__) . DS);
-        add_action(
-            'AHEE__ticket_selector_chart__template__after_ticket_selector',
-            array('EED_Bot_Trap', 'generate_bot_trap'),
-            10, 2
-        );
-        add_action(
-            'EED_Ticket_Selector__process_ticket_selections__before',
-            array('EED_Bot_Trap', 'process_bot_trap'),
-            1, 2
-        );
-    }
+	/**
+	 * set_hooks_admin - for hooking into EE Admin Core, other modules, etc
+	 *
+	 * @return void
+	 */
+	public static function set_trap()
+	{
+		define('EE_BOT_TRAP_BASE_URL', plugin_dir_url(__FILE__) . DS);
+		add_action(
+			'AHEE__ticket_selector_chart__template__after_ticket_selector',
+			array('EED_Bot_Trap', 'generate_bot_trap'),
+			10, 2
+		);
+		add_action(
+			'EED_Ticket_Selector__process_ticket_selections__before',
+			array('EED_Bot_Trap', 'process_bot_trap'),
+			1, 2
+		);
+	}
 
 
-    /**
-     * set_hooks_admin - for hooking into EE Admin Core, other modules, etc
-     *
-     * @return void
-     */
-    public static function set_hooks_admin()
-    {
-        if (
-            defined('DOING_AJAX')
-            && DOING_AJAX
-            && apply_filters('FHEE__EED_Bot_Trap__set_hooks__use_bot_trap', true)
-            && \EE_Registry::instance()->CFG->registration->use_bot_trap
-        ) {
-            \EED_Bot_Trap::set_trap();
-        }
-        add_action(
-            'AHEE__Extend_Registration_Form_Admin_Page___reg_form_settings_template',
-            array('EED_Bot_Trap', 'bot_trap_settings_form'),
-            5
-        );
-        add_filter(
-            'FHEE__Extend_Registration_Form_Admin_Page___update_reg_form_settings__CFG_registration',
-            array('EED_Bot_Trap', 'update_bot_trap_settings_form'),
-            10, 1
-        );
-    }
+	/**
+	 * set_hooks_admin - for hooking into EE Admin Core, other modules, etc
+	 *
+	 * @return void
+	 */
+	public static function set_hooks_admin()
+	{
+		if (
+			defined('DOING_AJAX')
+			&& DOING_AJAX
+			&& apply_filters('FHEE__EED_Bot_Trap__set_hooks__use_bot_trap', true)
+			&& \EE_Registry::instance()->CFG->registration->use_bot_trap
+		) {
+			\EED_Bot_Trap::set_trap();
+		}
+		add_action(
+			'AHEE__Extend_Registration_Form_Admin_Page___reg_form_settings_template',
+			array('EED_Bot_Trap', 'bot_trap_settings_form'),
+			5
+		);
+		add_filter(
+			'FHEE__Extend_Registration_Form_Admin_Page___update_reg_form_settings__CFG_registration',
+			array('EED_Bot_Trap', 'update_bot_trap_settings_form'),
+			10, 1
+		);
+	}
 
 
-    /**
-     * run - initial module setup
-     *
-     * @param WP $WP
-     * @return void
-     */
-    public function run($WP)
-    {
-    }
+	/**
+	 * run - initial module setup
+	 *
+	 * @param WP $WP
+	 * @return void
+	 */
+	public function run($WP)
+	{
+	}
 
 
-    /**
-     * generate_bot_trap
-     *
-     * @return void
-     * @throws RuntimeException
-     */
-    public static function generate_bot_trap()
-    {
-        $do_not_enter = esc_html__('please do not enter anything in this input', 'event_espresso');
-        $time = microtime(true);
-        $html = '<div class="tkt-slctr-request-processor-dv" style="float:left; margin:0 0 0 -999em; height: 0;">';
-        $html .= '<label for="tkt-slctr-request-processor-email-' . $time . '">' . $do_not_enter . '</label>';
-        $html .= '<input type="email" id="tkt-slctr-request-processor-email-';
-        $html .= $time . '" name="tkt-slctr-request-processor-email" value=""/>';
-        $html .= '<input type="hidden" name="tkt-slctr-request-processor-token" value="';
-        if (EE_Registry::instance()->CFG->registration->use_encryption) {
-            EE_Registry::instance()->load_core('EE_Encryption');
-            $html .= EE_Encryption::instance()->encrypt($time);
-        } else {
-            $html .= $time;
-        }
-        $html .= '"/>';
-        $html .= '</div><!-- .tkt-slctr-request-processor-dv -->';
-        echo $html;
-    }
+	/**
+	 * generate_bot_trap
+	 *
+	 * @return void
+	 * @throws RuntimeException
+	 */
+	public static function generate_bot_trap()
+	{
+		$do_not_enter = esc_html__('please do not enter anything in this input', 'event_espresso');
+		$time = microtime(true);
+		$html = '<div class="tkt-slctr-request-processor-dv" style="float:left; margin:0 0 0 -999em; height: 0;">';
+		$html .= '<label for="tkt-slctr-request-processor-email-' . $time . '">' . $do_not_enter . '</label>';
+		$html .= '<input type="email" id="tkt-slctr-request-processor-email-';
+		$html .= $time . '" name="tkt-slctr-request-processor-email" value=""/>';
+		$html .= '<input type="hidden" name="tkt-slctr-request-processor-token" value="';
+		if (EE_Registry::instance()->CFG->registration->use_encryption) {
+			EE_Registry::instance()->load_core('EE_Encryption');
+			$html .= EE_Encryption::instance()->encrypt($time);
+		} else {
+			$html .= $time;
+		}
+		$html .= '"/>';
+		$html .= '</div><!-- .tkt-slctr-request-processor-dv -->';
+		echo $html;
+	}
 
 
-    /**
-     * process_bot_trap
-     *
-     * @param array|string $triggered_trap_callback Callback that will be executed for handling the
-     *                                              response if the bot trap is triggered.
-     *                                              It should receive one argument: a boolean indicating
-     *                                              whether the trap was triggered by suspicious timing or not.
-     * @throws RuntimeException
-     */
-    public static function process_bot_trap($triggered_trap_callback = array())
-    {
-        // what's your email address Mr. Bot ?
-        $empty_trap = isset($_REQUEST['tkt-slctr-request-processor-email'])
-            && $_REQUEST['tkt-slctr-request-processor-email'] === '';
-        // get encrypted timestamp for when the form was originally displayed
-        $bot_trap_timestamp = isset($_REQUEST['tkt-slctr-request-processor-token'])
-            ? sanitize_text_field($_REQUEST['tkt-slctr-request-processor-token'])
-            : '';
-        // decrypt and convert to absolute  integer
-        if (EE_Registry::instance()->CFG->registration->use_encryption) {
-            EE_Registry::instance()->load_core('EE_Encryption');
-            $bot_trap_timestamp = absint(EE_Encryption::instance()->decrypt($bot_trap_timestamp));
-        } else {
-            $bot_trap_timestamp = absint($bot_trap_timestamp);
-        }
-        // ticket form submitted too impossibly fast ( after now ) or more than an hour later ???
-        $suspicious_timing = $bot_trap_timestamp > time() || $bot_trap_timestamp < (time() - HOUR_IN_SECONDS);
-        // are we human ?
-        if ($empty_trap && !$suspicious_timing) {
-            do_action('AHEE__EED_Bot_Trap__process_bot_trap__trap_not_triggered');
-            return;
-        }
-        // check the given callback is valid first before executing
-        if (!is_callable($triggered_trap_callback)) {
-            // invalid callback so lets just sub in our default.
-            $triggered_trap_callback = array('EED_Bot_Trap', 'triggered_trap_response');
-        }
-        call_user_func($triggered_trap_callback, $suspicious_timing);
-    }
+	/**
+	 * process_bot_trap
+	 *
+	 * @param array|string $triggered_trap_callback Callback that will be executed for handling the
+	 *                                              response if the bot trap is triggered.
+	 *                                              It should receive one argument: a boolean indicating
+	 *                                              whether the trap was triggered by suspicious timing or not.
+	 * @throws RuntimeException
+	 */
+	public static function process_bot_trap($triggered_trap_callback = array())
+	{
+		// what's your email address Mr. Bot ?
+		$empty_trap = isset($_REQUEST['tkt-slctr-request-processor-email'])
+			&& $_REQUEST['tkt-slctr-request-processor-email'] === '';
+		// get encrypted timestamp for when the form was originally displayed
+		$bot_trap_timestamp = isset($_REQUEST['tkt-slctr-request-processor-token'])
+			? sanitize_text_field($_REQUEST['tkt-slctr-request-processor-token'])
+			: '';
+		// decrypt and convert to absolute  integer
+		if (EE_Registry::instance()->CFG->registration->use_encryption) {
+			EE_Registry::instance()->load_core('EE_Encryption');
+			$bot_trap_timestamp = absint(EE_Encryption::instance()->decrypt($bot_trap_timestamp));
+		} else {
+			$bot_trap_timestamp = absint($bot_trap_timestamp);
+		}
+		// ticket form submitted too impossibly fast ( after now ) or more than an hour later ???
+		$suspicious_timing = $bot_trap_timestamp > time() || $bot_trap_timestamp < (time() - HOUR_IN_SECONDS);
+		// are we human ?
+		if ($empty_trap && !$suspicious_timing) {
+			do_action('AHEE__EED_Bot_Trap__process_bot_trap__trap_not_triggered');
+			return;
+		}
+		// check the given callback is valid first before executing
+		if (!is_callable($triggered_trap_callback)) {
+			// invalid callback so lets just sub in our default.
+			$triggered_trap_callback = array('EED_Bot_Trap', 'triggered_trap_response');
+		}
+		call_user_func($triggered_trap_callback, $suspicious_timing);
+	}
 
 
-    /**
-     * This is the default callback executed by EED_Bot_Trap::process_bot_trap that handles the response.
-     *
-     * @param bool $suspicious_timing If true, then the bot trap was triggered due to the suspicious timing test.
-     */
-    public static function triggered_trap_response($suspicious_timing)
-    {
-        // UH OH...
-        $redirect_url = add_query_arg(
-            array('ee' => 'ticket_selection_received'),
-            EE_Registry::instance()->CFG->core->reg_page_url()
-        );
-        if ($suspicious_timing) {
-            $redirect_url = add_query_arg(
-                array(
-                    'ee-notice' => urlencode(
-                        esc_html__(
-                            'We\'re sorry, but your ticket selections could not be processed due to a server timing error. Please hit the back button on your browser and try again.',
-                            'event_espresso'
-                        )
-                    )
-                ),
-                $redirect_url
-            );
-        }
-        $redirect_url = apply_filters('FHEE__EED_Bot_Trap__process_bot_trap__redirect_url', $redirect_url);
-        // if AJAX, return the redirect URL
-        if (defined('DOING_AJAX') && DOING_AJAX) {
-            echo wp_json_encode(
-                array_merge(
-                    EE_Error::get_notices(false),
-                    array(
-                        'redirect_url' => $redirect_url
-                    )
-                )
-            );
-            exit();
-        }
-        wp_safe_redirect($redirect_url);
-        exit();
-    }
+	/**
+	 * This is the default callback executed by EED_Bot_Trap::process_bot_trap that handles the response.
+	 *
+	 * @param bool $suspicious_timing If true, then the bot trap was triggered due to the suspicious timing test.
+	 */
+	public static function triggered_trap_response($suspicious_timing)
+	{
+		// UH OH...
+		$redirect_url = add_query_arg(
+			array('ee' => 'ticket_selection_received'),
+			EE_Registry::instance()->CFG->core->reg_page_url()
+		);
+		if ($suspicious_timing) {
+			$redirect_url = add_query_arg(
+				array(
+					'ee-notice' => urlencode(
+						esc_html__(
+							'We\'re sorry, but your ticket selections could not be processed due to a server timing error. Please hit the back button on your browser and try again.',
+							'event_espresso'
+						)
+					)
+				),
+				$redirect_url
+			);
+		}
+		$redirect_url = apply_filters('FHEE__EED_Bot_Trap__process_bot_trap__redirect_url', $redirect_url);
+		// if AJAX, return the redirect URL
+		if (defined('DOING_AJAX') && DOING_AJAX) {
+			echo wp_json_encode(
+				array_merge(
+					EE_Error::get_notices(false),
+					array(
+						'redirect_url' => $redirect_url
+					)
+				)
+			);
+			exit();
+		}
+		wp_safe_redirect($redirect_url);
+		exit();
+	}
 
 
-    /**
-     * display_bot_trap_success
-     * shows a "success" screen to bots so that they (ie: the ppl managing them)
-     * think the form was submitted successfully
-     *
-     * @return void
-     */
-    public static function display_bot_trap_success()
-    {
-        add_filter('FHEE__EED_Single_Page_Checkout__run', '__return_false');
-        $bot_notice = esc_html__(
-            'Thank you so much. Your ticket selections have been received for consideration.',
-            'event_espresso'
-        );
-        $bot_notice = isset($_REQUEST['ee-notice']) && $_REQUEST['ee-notice'] !== ''
-            ? sanitize_text_field(stripslashes($_REQUEST['ee-notice']))
-            : $bot_notice;
-        EE_Registry::instance()->REQ->add_output(EEH_HTML::div($bot_notice, '', 'ee-attention'));
-    }
+	/**
+	 * display_bot_trap_success
+	 * shows a "success" screen to bots so that they (ie: the ppl managing them)
+	 * think the form was submitted successfully
+	 *
+	 * @return void
+	 */
+	public static function display_bot_trap_success()
+	{
+		add_filter('FHEE__EED_Single_Page_Checkout__run', '__return_false');
+		$bot_notice = esc_html__(
+			'Thank you so much. Your ticket selections have been received for consideration.',
+			'event_espresso'
+		);
+		$bot_notice = isset($_REQUEST['ee-notice']) && $_REQUEST['ee-notice'] !== ''
+			? sanitize_text_field(stripslashes($_REQUEST['ee-notice']))
+			: $bot_notice;
+		EE_Registry::instance()->REQ->add_output(EEH_HTML::div($bot_notice, '', 'ee-attention'));
+	}
 
 
 
-    /***********************************    ADMIN    **********************************/
+	/***********************************    ADMIN    **********************************/
 
 
-    /**
-     * bot_trap_settings_form
-     *
-     * @return void
-     * @throws EE_Error
-     */
-    public static function bot_trap_settings_form()
-    {
-        EED_Bot_Trap::_bot_trap_settings_form()->enqueue_js();
-        echo EED_Bot_Trap::_bot_trap_settings_form()->get_html();
-    }
+	/**
+	 * bot_trap_settings_form
+	 *
+	 * @return void
+	 * @throws EE_Error
+	 */
+	public static function bot_trap_settings_form()
+	{
+		EED_Bot_Trap::_bot_trap_settings_form()->enqueue_js();
+		echo EED_Bot_Trap::_bot_trap_settings_form()->get_html();
+	}
 
 
-    /**
-     * _bot_trap_settings_form
-     *
-     * @return EE_Form_Section_Proper
-     * @throws EE_Error
-     */
-    protected static function _bot_trap_settings_form()
-    {
-        return new EE_Form_Section_Proper(
-            array(
-                'name' => 'bot_trap_settings',
-                'html_id' => 'bot_trap_settings',
-                'layout_strategy' => new EE_Admin_Two_Column_Layout(),
-                'subsections' => array(
-                    'bot_trap_hdr' => new EE_Form_Section_HTML(EEH_HTML::h2(esc_html__('Bot Trap Settings', 'event_espresso'))),
-                    'use_bot_trap' => new EE_Yes_No_Input(
-                        array(
-                            'html_label_text' => esc_html__('Enable Bot Trap', 'event_espresso'),
-                            'html_help_text' => esc_html__('The Event Espresso Bot Trap will insert a fake input into your Ticket Selector forms that is hidden from regular site visitors, but visible to spam bots. Because the input asks for an email address, it is irresistible to spam bots who will of course enter text into it. Since regular site visitors can not see this input, any value detected during form submission means a bot has been detected, which will then be blocked from submitting the form.', 'event_espresso'),
-                            'default' => EE_Registry::instance()->CFG->registration->use_bot_trap !== null
-                                ? EE_Registry::instance()->CFG->registration->use_bot_trap
-                                : true,
-                            'required' => false
-                        )
-                    ),
-                    'use_encryption' => new EE_Yes_No_Input(
-                        array(
-                            'html_label_text' => esc_html__('Encrypt Bot Trap Data', 'event_espresso'),
-                            'html_help_text' => esc_html__(
-                                'One way to detect spam bots is by looking at how long it takes them to submit a form. They are often inhumanly fast, or will submit forms hours, days, or even weeks after the form was first scraped off the web. The Event Espresso Bot Trap will send a timestamp with the Ticket Selector form when it is submitted. By default, this timestamp is encrypted so that the spam bots can not change it, but encryption may cause issues on some servers due to configuration "conflicts". If you continuously get caught in the bot trap, then try setting this option to "No". This may increase the number of spam submissions you receive, but increases server compatibility.',
-                                'event_espresso'
-                            ),
-                            'default' => EE_Registry::instance()->CFG->registration->use_encryption !== null
-                                ? EE_Registry::instance()->CFG->registration->use_encryption
-                                : true,
-                            'required' => false
-                        )
-                    ),
-                )
-            )
-        );
-    }
+	/**
+	 * _bot_trap_settings_form
+	 *
+	 * @return EE_Form_Section_Proper
+	 * @throws EE_Error
+	 */
+	protected static function _bot_trap_settings_form()
+	{
+		return new EE_Form_Section_Proper(
+			array(
+				'name' => 'bot_trap_settings',
+				'html_id' => 'bot_trap_settings',
+				'layout_strategy' => new EE_Admin_Two_Column_Layout(),
+				'subsections' => array(
+					'bot_trap_hdr' => new EE_Form_Section_HTML(EEH_HTML::h2(esc_html__('Bot Trap Settings', 'event_espresso'))),
+					'use_bot_trap' => new EE_Yes_No_Input(
+						array(
+							'html_label_text' => esc_html__('Enable Bot Trap', 'event_espresso'),
+							'html_help_text' => esc_html__('The Event Espresso Bot Trap will insert a fake input into your Ticket Selector forms that is hidden from regular site visitors, but visible to spam bots. Because the input asks for an email address, it is irresistible to spam bots who will of course enter text into it. Since regular site visitors can not see this input, any value detected during form submission means a bot has been detected, which will then be blocked from submitting the form.', 'event_espresso'),
+							'default' => EE_Registry::instance()->CFG->registration->use_bot_trap !== null
+								? EE_Registry::instance()->CFG->registration->use_bot_trap
+								: true,
+							'required' => false
+						)
+					),
+					'use_encryption' => new EE_Yes_No_Input(
+						array(
+							'html_label_text' => esc_html__('Encrypt Bot Trap Data', 'event_espresso'),
+							'html_help_text' => esc_html__(
+								'One way to detect spam bots is by looking at how long it takes them to submit a form. They are often inhumanly fast, or will submit forms hours, days, or even weeks after the form was first scraped off the web. The Event Espresso Bot Trap will send a timestamp with the Ticket Selector form when it is submitted. By default, this timestamp is encrypted so that the spam bots can not change it, but encryption may cause issues on some servers due to configuration "conflicts". If you continuously get caught in the bot trap, then try setting this option to "No". This may increase the number of spam submissions you receive, but increases server compatibility.',
+								'event_espresso'
+							),
+							'default' => EE_Registry::instance()->CFG->registration->use_encryption !== null
+								? EE_Registry::instance()->CFG->registration->use_encryption
+								: true,
+							'required' => false
+						)
+					),
+				)
+			)
+		);
+	}
 
 
-    /**
-     * update_bot_trap_settings_form
-     *
-     * @param EE_Registration_Config $EE_Registration_Config
-     * @return EE_Registration_Config
-     * @throws ReflectionException
-     * @throws EE_Error
-     */
-    public static function update_bot_trap_settings_form(EE_Registration_Config $EE_Registration_Config)
-    {
-        try {
-            $bot_trap_settings_form = EED_Bot_Trap::_bot_trap_settings_form();
-            // if not displaying a form, then check for form submission
-            if ($bot_trap_settings_form->was_submitted()) {
-                // capture form data
-                $bot_trap_settings_form->receive_form_submission();
-                // validate form data
-                if ($bot_trap_settings_form->is_valid()) {
-                    // grab validated data from form
-                    $valid_data = $bot_trap_settings_form->valid_data();
-                    if (isset($valid_data['use_bot_trap'], $valid_data['use_encryption'])) {
-                        $EE_Registration_Config->use_bot_trap = $valid_data['use_bot_trap'];
-                        $EE_Registration_Config->use_encryption = $valid_data['use_encryption'];
-                    } else {
-                        EE_Error::add_error(esc_html__('Invalid or missing Bot Trap settings. Please refresh the form and try again.', 'event_espresso'), __FILE__, __FUNCTION__, __LINE__);
-                    }
-                } else {
-                    if ($bot_trap_settings_form->submission_error_message() !== '') {
-                        EE_Error::add_error($bot_trap_settings_form->submission_error_message(), __FILE__, __FUNCTION__, __LINE__);
-                    }
-                }
-            }
-        } catch (EE_Error $e) {
-            $e->get_error();
-        }
-        return $EE_Registration_Config;
-    }
+	/**
+	 * update_bot_trap_settings_form
+	 *
+	 * @param EE_Registration_Config $EE_Registration_Config
+	 * @return EE_Registration_Config
+	 * @throws ReflectionException
+	 * @throws EE_Error
+	 */
+	public static function update_bot_trap_settings_form(EE_Registration_Config $EE_Registration_Config)
+	{
+		try {
+			$bot_trap_settings_form = EED_Bot_Trap::_bot_trap_settings_form();
+			// if not displaying a form, then check for form submission
+			if ($bot_trap_settings_form->was_submitted()) {
+				// capture form data
+				$bot_trap_settings_form->receive_form_submission();
+				// validate form data
+				if ($bot_trap_settings_form->is_valid()) {
+					// grab validated data from form
+					$valid_data = $bot_trap_settings_form->valid_data();
+					if (isset($valid_data['use_bot_trap'], $valid_data['use_encryption'])) {
+						$EE_Registration_Config->use_bot_trap = $valid_data['use_bot_trap'];
+						$EE_Registration_Config->use_encryption = $valid_data['use_encryption'];
+					} else {
+						EE_Error::add_error(esc_html__('Invalid or missing Bot Trap settings. Please refresh the form and try again.', 'event_espresso'), __FILE__, __FUNCTION__, __LINE__);
+					}
+				} else {
+					if ($bot_trap_settings_form->submission_error_message() !== '') {
+						EE_Error::add_error($bot_trap_settings_form->submission_error_message(), __FILE__, __FUNCTION__, __LINE__);
+					}
+				}
+			}
+		} catch (EE_Error $e) {
+			$e->get_error();
+		}
+		return $EE_Registration_Config;
+	}
 
 
 }

Spacing +5 added lines, -5 removed lines

@@ -51,7 +51,7 @@ 
      */
     public static function set_trap()
     {
-        define('EE_BOT_TRAP_BASE_URL', plugin_dir_url(__FILE__) . DS);
+        define('EE_BOT_TRAP_BASE_URL', plugin_dir_url(__FILE__).DS);
         add_action(
             'AHEE__ticket_selector_chart__template__after_ticket_selector',
             array('EED_Bot_Trap', 'generate_bot_trap'),
@@ -115,9 +115,9 @@ 
         $do_not_enter = esc_html__('please do not enter anything in this input', 'event_espresso');
         $time = microtime(true);
         $html = '<div class="tkt-slctr-request-processor-dv" style="float:left; margin:0 0 0 -999em; height: 0;">';
-        $html .= '<label for="tkt-slctr-request-processor-email-' . $time . '">' . $do_not_enter . '</label>';
+        $html .= '<label for="tkt-slctr-request-processor-email-'.$time.'">'.$do_not_enter.'</label>';
         $html .= '<input type="email" id="tkt-slctr-request-processor-email-';
-        $html .= $time . '" name="tkt-slctr-request-processor-email" value=""/>';
+        $html .= $time.'" name="tkt-slctr-request-processor-email" value=""/>';
         $html .= '<input type="hidden" name="tkt-slctr-request-processor-token" value="';
         if (EE_Registry::instance()->CFG->registration->use_encryption) {
             EE_Registry::instance()->load_core('EE_Encryption');
@@ -159,12 +159,12 @@ 
         // ticket form submitted too impossibly fast ( after now ) or more than an hour later ???
         $suspicious_timing = $bot_trap_timestamp > time() || $bot_trap_timestamp < (time() - HOUR_IN_SECONDS);
         // are we human ?
-        if ($empty_trap && !$suspicious_timing) {
+        if ($empty_trap && ! $suspicious_timing) {
             do_action('AHEE__EED_Bot_Trap__process_bot_trap__trap_not_triggered');
             return;
         }
         // check the given callback is valid first before executing
-        if (!is_callable($triggered_trap_callback)) {
+        if ( ! is_callable($triggered_trap_callback)) {
             // invalid callback so lets just sub in our default.
             $triggered_trap_callback = array('EED_Bot_Trap', 'triggered_trap_response');
         }

modules/thank_you_page/EED_Thank_You_Page.module.php

Indentation +916 added lines, -916 removed lines

@@ -14,757 +14,757 @@ 
 class EED_Thank_You_Page extends EED_Module
 {
 
-    /**
-     * time in seconds to wait for the IPN to arrive before telling the registrant to bugger off ( 1200s = 20 minutes )
-     */
-    const IPN_wait_time = 1200;
-
-    /**
-     * The transaction specified by the reg_url_link passed from the Request, or from the Session
-     *
-     * @var EE_Transaction $_current_txn
-     */
-    private $_current_txn;
-
-    /**
-     * @var EE_Registration $_primary_registrant
-     */
-    private $_primary_registrant;
-
-    /**
-     * The reg_url_link passed from the Request, or from the Session
-     *
-     * @var string $_reg_url_link
-     */
-    private $_reg_url_link;
-
-    /**
-     * whether the incoming reg_url_link is for the primary registrant or not
-     *
-     * @var boolean $_is_primary
-     */
-    private $_is_primary;
-
-    /**
-     * The URL for revisiting the SPCO attendee information step
-     *
-     * @var string $_SPCO_attendee_information_url
-     */
-    private $_SPCO_attendee_information_url;
-
-    /**
-     * The URL for revisiting the SPCO payment options step
-     *
-     * @var string $_SPCO_payment_options_url
-     */
-    private $_SPCO_payment_options_url;
-
-    /**
-     * whether to display the Payment Options link
-     *
-     * @var boolean $_show_try_pay_again_link
-     */
-    private $_show_try_pay_again_link = false;
-
-    /**
-     * whether payments are allowed at this time
-     *
-     * @var boolean $_payments_closed
-     */
-    private $_payments_closed = false;
-
-    /**
-     * whether the selected payment method is Bank, Check , Invoice, etc
-     *
-     * @var boolean $_is_offline_payment_method
-     */
-    private $_is_offline_payment_method = true;
-
-
-
-    /**
-     * @return EED_Module|EED_Thank_You_Page
-     */
-    public static function instance()
-    {
-        return parent::get_instance(__CLASS__);
-    }
-
-
-    /**
-     * set_hooks - for hooking into EE Core, modules, etc
-     *
-     * @return void
-     */
-    public static function set_hooks()
-    {
-        add_action('wp_loaded', array('EED_Thank_You_Page', 'set_definitions'), 2);
-    }
-
-
-
-    /**
-     * set_hooks_admin - for hooking into EE Admin Core, modules, etc
-     *
-     * @return void
-     */
-    public static function set_hooks_admin()
-    {
-        // AJAX for IPN monitoring
-        add_filter('heartbeat_received', array('EED_Thank_You_Page', 'thank_you_page_IPN_monitor'), 10, 3);
-        add_filter(
-            'heartbeat_nopriv_received',
-            array('EED_Thank_You_Page', 'thank_you_page_IPN_monitor'),
-            10,
-            3
-        );
-        add_action(
-            'wp_ajax_espresso_resend_reg_confirmation_email',
-            array('EED_Thank_You_Page', 'resend_reg_confirmation_email'),
-            10,
-            2
-        );
-        add_action(
-            'wp_ajax_nopriv_espresso_resend_reg_confirmation_email',
-            array('EED_Thank_You_Page', 'resend_reg_confirmation_email'),
-            10,
-            2
-        );
-    }
-
-
-
-    /**
-     * set_definitions
-     *
-     * @return void
-     */
-    public static function set_definitions()
-    {
-        define('THANK_YOU_ASSETS_URL', plugin_dir_url(__FILE__) . 'assets' . DS);
-        define('THANK_YOU_TEMPLATES_PATH', str_replace('\\', DS, plugin_dir_path(__FILE__)) . 'templates' . DS);
-    }
-
-
-
-    /**
-     * get_txn
-     *
-     * @return EE_Transaction
-     */
-    public function get_txn()
-    {
-        if ($this->_current_txn instanceof EE_Transaction) {
-            return $this->_current_txn;
-        }
-        $TXN_model = EE_Registry::instance()->load_model('Transaction');
-        if ( ! $TXN_model instanceof EEM_Transaction) {
-            EE_Error::add_error(
-                __('The transaction model could not be established.', 'event_espresso'),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return null;
-        }
-        //get the transaction. yes, we may have just loaded it, but it may have been updated, or this may be via an ajax request
-        $this->_current_txn = $TXN_model->get_transaction_from_reg_url_link($this->_reg_url_link);
-        // verify TXN
-        if (WP_DEBUG && ! $this->_current_txn instanceof EE_Transaction) {
-            EE_Error::add_error(
-                __(
-                    'No transaction information could be retrieved or the transaction data is not of the correct type.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return null;
-        }
-        return $this->_current_txn;
-    }
-
-
-
-    /**
-     * get_txn_payments
-     *
-     * @param int $since
-     * @return mixed array of EE_Payment || FALSE
-     * @throws \EE_Error
-     */
-    public function get_txn_payments($since = 0)
-    {
-        if ( ! $this->get_txn()) {
-            return false;
-        }
-        $args = array('order_by' => array('PAY_timestamp' => 'ASC'));
-        if ($since > 0) {
-            $args[0] = array('PAY_timestamp' => array('>', $since));
-        }
-        // get array of payments with most recent first
-        return $this->_current_txn->payments($args);
-    }
-
-
-
-    /**
-     * get_reg_url_link
-     *
-     * @return void
-     */
-    private function _get_reg_url_link()
-    {
-        if ( ! empty($this->_reg_url_link)) {
-            return;
-        }
-        // only do thank you page stuff if we have a REG_url_link in the url
-        if (WP_DEBUG && ! EE_Registry::instance()->REQ->is_set('e_reg_url_link')) {
-            EE_Error::add_error(
-                __(
-                    'No transaction information could be retrieved because the registration URL link is missing or invalid.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-            return;
-        }
-        // check for reg_url_link
-        $this->_reg_url_link = EE_Registry::instance()->REQ->get('e_reg_url_link');
-    }
-
-
-
-    /**
-     * set_reg_url_link
-     *
-     * @param string $reg_url_link
-     */
-    public function set_reg_url_link($reg_url_link = null)
-    {
-        $this->_reg_url_link = ! empty($reg_url_link) ? $reg_url_link : $this->_reg_url_link;
-    }
-
-
-
-    /**
-     * run - initial module setup
-     * this method is primarily used for activating resources in the EE_Front_Controller thru the use of filters
-     *
-     * @param WP $WP
-     * @return void
-     * @throws \EE_Error
-     */
-    public function run($WP)
-    {
-
-    }
-
-
-
-    /**
-     * load_resources
-     *
-     * @return void
-     * @throws \EE_Error
-     */
-    public function load_resources() {
-        $this->_get_reg_url_link();
-        // resend_reg_confirmation_email ?
-        if (EE_Registry::instance()->REQ->is_set('resend')) {
-            EED_Thank_You_Page::resend_reg_confirmation_email();
-        }
-        EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
-        $this->_translate_strings();
-        // load assets
-        add_action('wp_enqueue_scripts', array($this, 'load_js'), 10);
-    }
-
-
-
-    /**
-     * load_js
-     *
-     * @return void
-     */
-    protected function _translate_strings()
-    {
-        EE_Registry::$i18n_js_strings['e_reg_url_link'] = $this->_reg_url_link;
-        EE_Registry::$i18n_js_strings['initial_access'] = time();
-        EE_Registry::$i18n_js_strings['IPN_wait_time'] = EED_Thank_You_Page::IPN_wait_time;
-        EE_Registry::$i18n_js_strings['TXN_complete'] = EEM_Transaction::complete_status_code;
-        EE_Registry::$i18n_js_strings['TXN_incomplete'] = EEM_Transaction::incomplete_status_code;
-        EE_Registry::$i18n_js_strings['checking_for_new_payments'] = __(
-            'checking for new payments...',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['loading_payment_info'] = __(
-            'loading payment information...',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['server_error'] = __(
-            'An unknown error occurred on the server while attempting to process your request. Please refresh the page and try again.',
-            'event_espresso'
-        );
-        EE_Registry::$i18n_js_strings['slow_IPN'] = apply_filters(
-            'EED_Thank_You_Page__load_js__slow_IPN',
-            sprintf(
-                __(
-                    '%sThe Payment Notification appears to be taking longer than usual to arrive. Maybe check back later or just wait for your payment and registration confirmation results to be sent to you via email. We apologize for any inconvenience this may have caused.%s',
-                    'event_espresso'
-                ),
-                '<div id="espresso-thank-you-page-slow-IPN-dv" class="ee-attention jst-left">',
-                '</div>'
-            )
-        );
-    }
-
-
-
-    /**
-     * load_js
-     *
-     * @return void
-     */
-    public function load_js()
-    {
-        wp_register_script(
-            'thank_you_page',
-            THANK_YOU_ASSETS_URL . 'thank_you_page.js',
-            array('espresso_core', 'heartbeat'),
-            EVENT_ESPRESSO_VERSION,
-            true
-        );
-        wp_enqueue_script('thank_you_page');
-        wp_enqueue_style('espresso_default');
-    }
-
-
-
-    /**
-     * init
-     *
-     * @return void
-     * @throws \EE_Error
-     */
-    public function init()
-    {
-        $this->_get_reg_url_link();
-        if ( ! $this->get_txn()) {
-            echo EEH_HTML::div(
-                EEH_HTML::h4(__('We\'re sorry...', 'event_espresso'), '', '') .
-                sprintf(
-                    __(
-                        'This is a system page for displaying transaction information after a purchase.%1$sYou are most likely seeing this notice because you have navigated to this page%1$sthrough some means other than completing a transaction.%1$sSorry for the disappointment, but you will most likely find nothing of interest here.%1$s%1$s',
-                        'event_espresso'
-                    ),
-                    '<br/>'
-                ),
-                '',
-                'ee-attention'
-            );
-            return null;
-        }
-        // if we've made it to the Thank You page, then let's toggle any "Failed" transactions to "Incomplete"
-        if ($this->_current_txn->status_ID() === EEM_Transaction::failed_status_code) {
-            $this->_current_txn->set_status(EEM_Transaction::incomplete_status_code);
-            $this->_current_txn->save();
-        }
-        $this->_primary_registrant = $this->_current_txn->primary_registration() instanceof EE_Registration
-            ? $this->_current_txn->primary_registration()
-            : null;
-        $this->_is_primary = $this->_primary_registrant->reg_url_link() === $this->_reg_url_link ? true : false;
-        $show_try_pay_again_link_default = apply_filters(
-            'AFEE__EED_Thank_You_Page__init__show_try_pay_again_link_default',
-            true
-        );
-        $this->_show_try_pay_again_link = $show_try_pay_again_link_default;
-        // txn status ?
-        if ($this->_current_txn->is_completed()) {
-            $this->_show_try_pay_again_link = $show_try_pay_again_link_default;
-        } else if (
-            $this->_current_txn->is_incomplete()
-            && ($this->_primary_registrant->is_approved()
-                || $this->_primary_registrant->is_pending_payment())
-        ) {
-            $this->_show_try_pay_again_link = true;
-        } else if ($this->_primary_registrant->is_approved() || $this->_primary_registrant->is_pending_payment()) {
-            // its pending
-            $this->_show_try_pay_again_link = isset(
-                                                  EE_Registry::instance()->CFG->registration->show_pending_payment_options
-                                              )
-                                              && EE_Registry::instance()->CFG->registration->show_pending_payment_options
-                ? true
-                : $show_try_pay_again_link_default;
-        }
-        $this->_payments_closed = ! $this->_current_txn->payment_method() instanceof EE_Payment_Method
-            ? true
-            : false;
-        $this->_is_offline_payment_method = false;
-        if (
-            // if payment method is unknown
-            ! $this->_current_txn->payment_method() instanceof EE_Payment_Method
-            || (
-                // or is an offline payment method
-                $this->_current_txn->payment_method() instanceof EE_Payment_Method
-                && $this->_current_txn->payment_method()->is_off_line()
-            )
-        ) {
-            $this->_is_offline_payment_method = true;
-        }
-        // link to SPCO
-        $revisit_spco_url = add_query_arg(
-            array('ee' => '_register', 'revisit' => true, 'e_reg_url_link' => $this->_reg_url_link),
-            EE_Registry::instance()->CFG->core->reg_page_url()
-        );
-        // link to SPCO payment_options
-        $this->_SPCO_payment_options_url = $this->_primary_registrant instanceof EE_Registration
-            ? $this->_primary_registrant->payment_overview_url()
-            : add_query_arg(
-                array('step' => 'payment_options'),
-                $revisit_spco_url
-            );
-        // link to SPCO attendee_information
-        $this->_SPCO_attendee_information_url = $this->_primary_registrant instanceof EE_Registration
-            ? $this->_primary_registrant->edit_attendee_information_url()
-            : false;
-        do_action('AHEE__EED_Thank_You_Page__init_end', $this->_current_txn);
-        // set no cache headers and constants
-        EE_System::do_not_cache();
-    }
-
-
-
-    /**
-     * display_thank_you_page_results
-     *
-     * @return string
-     * @throws \EE_Error
-     */
-    public function thank_you_page_results()
-    {
-        $this->init();
-        if ( ! $this->_current_txn instanceof EE_Transaction) {
-            return EE_Error::get_notices();
-        }
-        // link to receipt
-        $template_args['TXN_receipt_url'] = $this->_current_txn->receipt_url('html');
-        if ( ! empty($template_args['TXN_receipt_url'])) {
-            $template_args['order_conf_desc'] = __(
-                '%1$sCongratulations%2$sYour registration has been successfully processed.%3$sCheck your email for your registration confirmation or click the button below to view / download / print a full description of your purchases and registration information.',
-                'event_espresso'
-            );
-        } else {
-            $template_args['order_conf_desc'] = __(
-                '%1$sCongratulations%2$sYour registration has been successfully processed.%3$sCheck your email for your registration confirmation.',
-                'event_espresso'
-            );
-        }
-        $template_args['transaction'] = $this->_current_txn;
-        $template_args['revisit'] = EE_Registry::instance()->REQ->get('revisit', false);
-        add_action('AHEE__thank_you_page_overview_template__content', array($this, 'get_registration_details'));
-        if ($this->_is_primary && ! $this->_current_txn->is_free()) {
-            add_action('AHEE__thank_you_page_overview_template__content', array($this, 'get_ajax_content'));
-        }
-        return EEH_Template::locate_template(
-            THANK_YOU_TEMPLATES_PATH . 'thank-you-page-overview.template.php',
-            $template_args,
-            true,
-            true
-        );
-    }
-
-
-
-    /**
-     * thank_you_page_IPN_monitor
-     * this basically just pulls the TXN based on the reg_url_link sent from the server,
-     * then checks that the TXN status is not failed, and that no other errors have been generated.
-     * it also calculates the IPN wait time since the Thank You page was first loaded
-     *
-     * @param array $response
-     * @param array $data
-     * @return array
-     * @throws \EE_Error
-     */
-    public static function thank_you_page_IPN_monitor($response = array(), $data = array())
-    {
-        // does this heartbeat contain our data ?
-        if ( ! isset($data['espresso_thank_you_page'])) {
-            return $response;
-        }
-        // check for reg_url_link in the incoming heartbeat data
-        if ( ! isset($data['espresso_thank_you_page']['e_reg_url_link'])) {
-            $response['espresso_thank_you_page'] = array(
-                'errors' => ! empty($notices['errors'])
-                    ? $notices['errors']
-                    : __(
-                        'No transaction information could be retrieved because the registration URL link is missing or invalid.',
-                        'event_espresso'
-                    )
-            );
-            return $response;
-        }
-        // kk heartbeat has our data
-        $response['espresso_thank_you_page'] = array();
-        // set_definitions, instantiate the thank you page class, and get the ball rolling
-        EED_Thank_You_Page::set_definitions();
-        /** @var $espresso_thank_you_page EED_Thank_You_Page */
-        $espresso_thank_you_page = EED_Thank_You_Page::instance();
-        $espresso_thank_you_page->set_reg_url_link($data['espresso_thank_you_page']['e_reg_url_link']);
-        $espresso_thank_you_page->init();
-        //get TXN
-        $TXN = $espresso_thank_you_page->get_txn();
-        // no TXN? then get out
-        if ( ! $TXN instanceof EE_Transaction) {
-            $notices = EE_Error::get_notices();
-            $response['espresso_thank_you_page'] = array(
-                'errors' => ! empty($notices['errors'])
-                    ? $notices['errors']
-                    : sprintf(
-                        __(
-                            'The information for your transaction could not be retrieved from the server or the transaction data received was invalid because of a technical reason. (%s)',
-                            'event_espresso'
-                        ),
-                        __LINE__
-                    )
-            );
-            return $response;
-        }
-        // grab transient of TXN's status
-        $txn_status = isset($data['espresso_thank_you_page']['txn_status'])
-            ? $data['espresso_thank_you_page']['txn_status']
-            : null;
-        // has the TXN status changed since we last checked (or empty because this is the first time running through this code)?
-        if ($txn_status !== $TXN->status_ID()) {
-            // switch between two possible basic outcomes
-            switch ($TXN->status_ID()) {
-                // TXN has been updated in some way
-                case EEM_Transaction::overpaid_status_code:
-                case EEM_Transaction::complete_status_code:
-                case EEM_Transaction::incomplete_status_code:
-                    // send updated TXN results back to client,
-                    $response['espresso_thank_you_page'] = array(
-                        'transaction_details' => $espresso_thank_you_page->get_transaction_details(),
-                        'txn_status'          => $TXN->status_ID()
-                    );
-                    break;
-                // or we have a bad TXN, or really slow IPN, so calculate the wait time and send that back...
-                case EEM_Transaction::failed_status_code:
-                default:
-                    // keep on waiting...
-                    return $espresso_thank_you_page->_update_server_wait_time($data['espresso_thank_you_page']);
-            }
-            // or is the TXN still failed (never been updated) ???
-        } else if ($TXN->failed()) {
-            // keep on waiting...
-            return $espresso_thank_you_page->_update_server_wait_time($data['espresso_thank_you_page']);
-        }
-        // TXN is happening so let's get the payments now
-        // if we've already gotten payments then the heartbeat data will contain the timestamp of the last time we checked
-        $since = isset($data['espresso_thank_you_page']['get_payments_since'])
-            ? $data['espresso_thank_you_page']['get_payments_since']
-            : 0;
-        // then check for payments
-        $payments = $espresso_thank_you_page->get_txn_payments($since);
-        // has a payment been processed ?
-        if ( ! empty($payments) || $espresso_thank_you_page->_is_offline_payment_method) {
-            if ($since) {
-                $response['espresso_thank_you_page'] = array(
-                    'new_payments'        => $espresso_thank_you_page->get_new_payments($payments),
-                    'transaction_details' => $espresso_thank_you_page->get_transaction_details(),
-                    'txn_status'          => $TXN->status_ID()
-                );
-            } else {
-                $response['espresso_thank_you_page']['payment_details'] = $espresso_thank_you_page->get_payment_details(
-                    $payments
-                );
-            }
-            // reset time to check for payments
-            $response['espresso_thank_you_page']['get_payments_since'] = time();
-        } else {
-            $response['espresso_thank_you_page']['get_payments_since'] = $since;
-        }
-        return $response;
-    }
-
-
-
-    /**
-     * _update_server_wait_time
-     *
-     * @param array $thank_you_page_data thank you page portion of the incoming JSON array from the WP heartbeat data
-     * @return array
-     * @throws \EE_Error
-     */
-    private function _update_server_wait_time($thank_you_page_data = array())
-    {
-        $response['espresso_thank_you_page'] = array(
-            'still_waiting' => isset($thank_you_page_data['initial_access'])
-                ? time() - $thank_you_page_data['initial_access']
-                : 0,
-            'txn_status'    => $this->_current_txn->status_ID()
-        );
-        return $response;
-    }
-
-
-
-    /**
-     * get_registration_details
-     *
-     * @throws \EE_Error
-     */
-    public function get_registration_details()
-    {
-        //prepare variables for displaying
-        $template_args = array();
-        $template_args['transaction'] = $this->_current_txn;
-        $template_args['reg_url_link'] = $this->_reg_url_link;
-        $template_args['is_primary'] = $this->_is_primary;
-        $template_args['SPCO_attendee_information_url'] = $this->_SPCO_attendee_information_url;
-        $template_args['resend_reg_confirmation_url'] = add_query_arg(
-            array('token' => $this->_reg_url_link, 'resend_reg_confirmation' => 'true'),
-            EE_Registry::instance()->CFG->core->thank_you_page_url()
-        );
-        // verify template arguments
-        EEH_Template_Validator::verify_instanceof($template_args['transaction'], '$transaction', 'EE_Transaction');
-        EEH_Template_Validator::verify_isnt_null(
-            $template_args['SPCO_attendee_information_url'],
-            '$SPCO_attendee_information_url'
-        );
-        echo EEH_Template::locate_template(
-            THANK_YOU_TEMPLATES_PATH . 'thank-you-page-registration-details.template.php',
-            $template_args,
-            true,
-            true
-        );
-    }
-
-
-
-    /**
-     * resend_reg_confirmation_email
-     *
-     * @throws \EE_Error
-     */
-    public static function resend_reg_confirmation_email()
-    {
-        EE_Registry::instance()->load_core('Request_Handler');
-        $reg_url_link = EE_Registry::instance()->REQ->get('token');
-        // was a REG_ID passed ?
-        if ($reg_url_link) {
-            $registration = EE_Registry::instance()->load_model('Registration')->get_one(
-                array(array('REG_url_link' => $reg_url_link))
-            );
-            if ($registration instanceof EE_Registration) {
-                // resend email
-                EED_Messages::process_resend(array('_REG_ID' => $registration->ID()));
-            } else {
-                EE_Error::add_error(
-                    __(
-                        'The Registration Confirmation email could not be sent because a valid Registration could not be retrieved from the database.',
-                        'event_espresso'
-                    ),
-                    __FILE__,
-                    __FUNCTION__,
-                    __LINE__
-                );
-            }
-        } else {
-            EE_Error::add_error(
-                __(
-                    'The Registration Confirmation email could not be sent because a registration token is missing or invalid.',
-                    'event_espresso'
-                ),
-                __FILE__,
-                __FUNCTION__,
-                __LINE__
-            );
-        }
-        // request sent via AJAX ?
-        if (EE_FRONT_AJAX) {
-            echo wp_json_encode(EE_Error::get_notices(false));
-            die();
-            // or was JS disabled ?
-        } else {
-            // save errors so that they get picked up on the next request
-            EE_Error::get_notices(true, true);
-            wp_safe_redirect(
-                add_query_arg(
-                    array('e_reg_url_link' => $reg_url_link),
-                    EE_Registry::instance()->CFG->core->thank_you_page_url()
-                )
-            );
-        }
-    }
-
-
-
-    /**
-     * get_ajax_content
-     *
-     * @return void
-     * @throws \EE_Error
-     */
-    public function get_ajax_content()
-    {
-        if ( ! $this->get_txn()) {
-            return;
-        }
-        // first determine which event(s) require pre-approval or not
-        $events = array();
-        $events_requiring_pre_approval = array();
-        foreach ($this->_current_txn->registrations() as $registration) {
-            if ($registration instanceof EE_Registration) {
-                $event = $registration->event();
-                if ($event instanceof EE_Event) {
-                    if ($registration->is_not_approved() && $registration->event() instanceof EE_Event) {
-                        $events_requiring_pre_approval[$event->ID()] = $event;
-                    } else {
-                        $events[$event->ID()] = $event;
-                    }
-                }
-            }
-        }
-        $this->display_details_for_events_requiring_pre_approval($events_requiring_pre_approval);
-        $this->display_details_for_events($events);
-    }
-
-
-
-    /**
-     * display_details_for_events
-     *
-     * @param EE_Event[] $events
-     * @return void
-     */
-    public function display_details_for_events($events = array())
-    {
-        if ( ! empty($events)) {
-            ?>
+	/**
+	 * time in seconds to wait for the IPN to arrive before telling the registrant to bugger off ( 1200s = 20 minutes )
+	 */
+	const IPN_wait_time = 1200;
+
+	/**
+	 * The transaction specified by the reg_url_link passed from the Request, or from the Session
+	 *
+	 * @var EE_Transaction $_current_txn
+	 */
+	private $_current_txn;
+
+	/**
+	 * @var EE_Registration $_primary_registrant
+	 */
+	private $_primary_registrant;
+
+	/**
+	 * The reg_url_link passed from the Request, or from the Session
+	 *
+	 * @var string $_reg_url_link
+	 */
+	private $_reg_url_link;
+
+	/**
+	 * whether the incoming reg_url_link is for the primary registrant or not
+	 *
+	 * @var boolean $_is_primary
+	 */
+	private $_is_primary;
+
+	/**
+	 * The URL for revisiting the SPCO attendee information step
+	 *
+	 * @var string $_SPCO_attendee_information_url
+	 */
+	private $_SPCO_attendee_information_url;
+
+	/**
+	 * The URL for revisiting the SPCO payment options step
+	 *
+	 * @var string $_SPCO_payment_options_url
+	 */
+	private $_SPCO_payment_options_url;
+
+	/**
+	 * whether to display the Payment Options link
+	 *
+	 * @var boolean $_show_try_pay_again_link
+	 */
+	private $_show_try_pay_again_link = false;
+
+	/**
+	 * whether payments are allowed at this time
+	 *
+	 * @var boolean $_payments_closed
+	 */
+	private $_payments_closed = false;
+
+	/**
+	 * whether the selected payment method is Bank, Check , Invoice, etc
+	 *
+	 * @var boolean $_is_offline_payment_method
+	 */
+	private $_is_offline_payment_method = true;
+
+
+
+	/**
+	 * @return EED_Module|EED_Thank_You_Page
+	 */
+	public static function instance()
+	{
+		return parent::get_instance(__CLASS__);
+	}
+
+
+	/**
+	 * set_hooks - for hooking into EE Core, modules, etc
+	 *
+	 * @return void
+	 */
+	public static function set_hooks()
+	{
+		add_action('wp_loaded', array('EED_Thank_You_Page', 'set_definitions'), 2);
+	}
+
+
+
+	/**
+	 * set_hooks_admin - for hooking into EE Admin Core, modules, etc
+	 *
+	 * @return void
+	 */
+	public static function set_hooks_admin()
+	{
+		// AJAX for IPN monitoring
+		add_filter('heartbeat_received', array('EED_Thank_You_Page', 'thank_you_page_IPN_monitor'), 10, 3);
+		add_filter(
+			'heartbeat_nopriv_received',
+			array('EED_Thank_You_Page', 'thank_you_page_IPN_monitor'),
+			10,
+			3
+		);
+		add_action(
+			'wp_ajax_espresso_resend_reg_confirmation_email',
+			array('EED_Thank_You_Page', 'resend_reg_confirmation_email'),
+			10,
+			2
+		);
+		add_action(
+			'wp_ajax_nopriv_espresso_resend_reg_confirmation_email',
+			array('EED_Thank_You_Page', 'resend_reg_confirmation_email'),
+			10,
+			2
+		);
+	}
+
+
+
+	/**
+	 * set_definitions
+	 *
+	 * @return void
+	 */
+	public static function set_definitions()
+	{
+		define('THANK_YOU_ASSETS_URL', plugin_dir_url(__FILE__) . 'assets' . DS);
+		define('THANK_YOU_TEMPLATES_PATH', str_replace('\\', DS, plugin_dir_path(__FILE__)) . 'templates' . DS);
+	}
+
+
+
+	/**
+	 * get_txn
+	 *
+	 * @return EE_Transaction
+	 */
+	public function get_txn()
+	{
+		if ($this->_current_txn instanceof EE_Transaction) {
+			return $this->_current_txn;
+		}
+		$TXN_model = EE_Registry::instance()->load_model('Transaction');
+		if ( ! $TXN_model instanceof EEM_Transaction) {
+			EE_Error::add_error(
+				__('The transaction model could not be established.', 'event_espresso'),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return null;
+		}
+		//get the transaction. yes, we may have just loaded it, but it may have been updated, or this may be via an ajax request
+		$this->_current_txn = $TXN_model->get_transaction_from_reg_url_link($this->_reg_url_link);
+		// verify TXN
+		if (WP_DEBUG && ! $this->_current_txn instanceof EE_Transaction) {
+			EE_Error::add_error(
+				__(
+					'No transaction information could be retrieved or the transaction data is not of the correct type.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return null;
+		}
+		return $this->_current_txn;
+	}
+
+
+
+	/**
+	 * get_txn_payments
+	 *
+	 * @param int $since
+	 * @return mixed array of EE_Payment || FALSE
+	 * @throws \EE_Error
+	 */
+	public function get_txn_payments($since = 0)
+	{
+		if ( ! $this->get_txn()) {
+			return false;
+		}
+		$args = array('order_by' => array('PAY_timestamp' => 'ASC'));
+		if ($since > 0) {
+			$args[0] = array('PAY_timestamp' => array('>', $since));
+		}
+		// get array of payments with most recent first
+		return $this->_current_txn->payments($args);
+	}
+
+
+
+	/**
+	 * get_reg_url_link
+	 *
+	 * @return void
+	 */
+	private function _get_reg_url_link()
+	{
+		if ( ! empty($this->_reg_url_link)) {
+			return;
+		}
+		// only do thank you page stuff if we have a REG_url_link in the url
+		if (WP_DEBUG && ! EE_Registry::instance()->REQ->is_set('e_reg_url_link')) {
+			EE_Error::add_error(
+				__(
+					'No transaction information could be retrieved because the registration URL link is missing or invalid.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+			return;
+		}
+		// check for reg_url_link
+		$this->_reg_url_link = EE_Registry::instance()->REQ->get('e_reg_url_link');
+	}
+
+
+
+	/**
+	 * set_reg_url_link
+	 *
+	 * @param string $reg_url_link
+	 */
+	public function set_reg_url_link($reg_url_link = null)
+	{
+		$this->_reg_url_link = ! empty($reg_url_link) ? $reg_url_link : $this->_reg_url_link;
+	}
+
+
+
+	/**
+	 * run - initial module setup
+	 * this method is primarily used for activating resources in the EE_Front_Controller thru the use of filters
+	 *
+	 * @param WP $WP
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	public function run($WP)
+	{
+
+	}
+
+
+
+	/**
+	 * load_resources
+	 *
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	public function load_resources() {
+		$this->_get_reg_url_link();
+		// resend_reg_confirmation_email ?
+		if (EE_Registry::instance()->REQ->is_set('resend')) {
+			EED_Thank_You_Page::resend_reg_confirmation_email();
+		}
+		EE_Registry::instance()->SSN->clear_session(__CLASS__, __FUNCTION__);
+		$this->_translate_strings();
+		// load assets
+		add_action('wp_enqueue_scripts', array($this, 'load_js'), 10);
+	}
+
+
+
+	/**
+	 * load_js
+	 *
+	 * @return void
+	 */
+	protected function _translate_strings()
+	{
+		EE_Registry::$i18n_js_strings['e_reg_url_link'] = $this->_reg_url_link;
+		EE_Registry::$i18n_js_strings['initial_access'] = time();
+		EE_Registry::$i18n_js_strings['IPN_wait_time'] = EED_Thank_You_Page::IPN_wait_time;
+		EE_Registry::$i18n_js_strings['TXN_complete'] = EEM_Transaction::complete_status_code;
+		EE_Registry::$i18n_js_strings['TXN_incomplete'] = EEM_Transaction::incomplete_status_code;
+		EE_Registry::$i18n_js_strings['checking_for_new_payments'] = __(
+			'checking for new payments...',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['loading_payment_info'] = __(
+			'loading payment information...',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['server_error'] = __(
+			'An unknown error occurred on the server while attempting to process your request. Please refresh the page and try again.',
+			'event_espresso'
+		);
+		EE_Registry::$i18n_js_strings['slow_IPN'] = apply_filters(
+			'EED_Thank_You_Page__load_js__slow_IPN',
+			sprintf(
+				__(
+					'%sThe Payment Notification appears to be taking longer than usual to arrive. Maybe check back later or just wait for your payment and registration confirmation results to be sent to you via email. We apologize for any inconvenience this may have caused.%s',
+					'event_espresso'
+				),
+				'<div id="espresso-thank-you-page-slow-IPN-dv" class="ee-attention jst-left">',
+				'</div>'
+			)
+		);
+	}
+
+
+
+	/**
+	 * load_js
+	 *
+	 * @return void
+	 */
+	public function load_js()
+	{
+		wp_register_script(
+			'thank_you_page',
+			THANK_YOU_ASSETS_URL . 'thank_you_page.js',
+			array('espresso_core', 'heartbeat'),
+			EVENT_ESPRESSO_VERSION,
+			true
+		);
+		wp_enqueue_script('thank_you_page');
+		wp_enqueue_style('espresso_default');
+	}
+
+
+
+	/**
+	 * init
+	 *
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	public function init()
+	{
+		$this->_get_reg_url_link();
+		if ( ! $this->get_txn()) {
+			echo EEH_HTML::div(
+				EEH_HTML::h4(__('We\'re sorry...', 'event_espresso'), '', '') .
+				sprintf(
+					__(
+						'This is a system page for displaying transaction information after a purchase.%1$sYou are most likely seeing this notice because you have navigated to this page%1$sthrough some means other than completing a transaction.%1$sSorry for the disappointment, but you will most likely find nothing of interest here.%1$s%1$s',
+						'event_espresso'
+					),
+					'<br/>'
+				),
+				'',
+				'ee-attention'
+			);
+			return null;
+		}
+		// if we've made it to the Thank You page, then let's toggle any "Failed" transactions to "Incomplete"
+		if ($this->_current_txn->status_ID() === EEM_Transaction::failed_status_code) {
+			$this->_current_txn->set_status(EEM_Transaction::incomplete_status_code);
+			$this->_current_txn->save();
+		}
+		$this->_primary_registrant = $this->_current_txn->primary_registration() instanceof EE_Registration
+			? $this->_current_txn->primary_registration()
+			: null;
+		$this->_is_primary = $this->_primary_registrant->reg_url_link() === $this->_reg_url_link ? true : false;
+		$show_try_pay_again_link_default = apply_filters(
+			'AFEE__EED_Thank_You_Page__init__show_try_pay_again_link_default',
+			true
+		);
+		$this->_show_try_pay_again_link = $show_try_pay_again_link_default;
+		// txn status ?
+		if ($this->_current_txn->is_completed()) {
+			$this->_show_try_pay_again_link = $show_try_pay_again_link_default;
+		} else if (
+			$this->_current_txn->is_incomplete()
+			&& ($this->_primary_registrant->is_approved()
+				|| $this->_primary_registrant->is_pending_payment())
+		) {
+			$this->_show_try_pay_again_link = true;
+		} else if ($this->_primary_registrant->is_approved() || $this->_primary_registrant->is_pending_payment()) {
+			// its pending
+			$this->_show_try_pay_again_link = isset(
+												  EE_Registry::instance()->CFG->registration->show_pending_payment_options
+											  )
+											  && EE_Registry::instance()->CFG->registration->show_pending_payment_options
+				? true
+				: $show_try_pay_again_link_default;
+		}
+		$this->_payments_closed = ! $this->_current_txn->payment_method() instanceof EE_Payment_Method
+			? true
+			: false;
+		$this->_is_offline_payment_method = false;
+		if (
+			// if payment method is unknown
+			! $this->_current_txn->payment_method() instanceof EE_Payment_Method
+			|| (
+				// or is an offline payment method
+				$this->_current_txn->payment_method() instanceof EE_Payment_Method
+				&& $this->_current_txn->payment_method()->is_off_line()
+			)
+		) {
+			$this->_is_offline_payment_method = true;
+		}
+		// link to SPCO
+		$revisit_spco_url = add_query_arg(
+			array('ee' => '_register', 'revisit' => true, 'e_reg_url_link' => $this->_reg_url_link),
+			EE_Registry::instance()->CFG->core->reg_page_url()
+		);
+		// link to SPCO payment_options
+		$this->_SPCO_payment_options_url = $this->_primary_registrant instanceof EE_Registration
+			? $this->_primary_registrant->payment_overview_url()
+			: add_query_arg(
+				array('step' => 'payment_options'),
+				$revisit_spco_url
+			);
+		// link to SPCO attendee_information
+		$this->_SPCO_attendee_information_url = $this->_primary_registrant instanceof EE_Registration
+			? $this->_primary_registrant->edit_attendee_information_url()
+			: false;
+		do_action('AHEE__EED_Thank_You_Page__init_end', $this->_current_txn);
+		// set no cache headers and constants
+		EE_System::do_not_cache();
+	}
+
+
+
+	/**
+	 * display_thank_you_page_results
+	 *
+	 * @return string
+	 * @throws \EE_Error
+	 */
+	public function thank_you_page_results()
+	{
+		$this->init();
+		if ( ! $this->_current_txn instanceof EE_Transaction) {
+			return EE_Error::get_notices();
+		}
+		// link to receipt
+		$template_args['TXN_receipt_url'] = $this->_current_txn->receipt_url('html');
+		if ( ! empty($template_args['TXN_receipt_url'])) {
+			$template_args['order_conf_desc'] = __(
+				'%1$sCongratulations%2$sYour registration has been successfully processed.%3$sCheck your email for your registration confirmation or click the button below to view / download / print a full description of your purchases and registration information.',
+				'event_espresso'
+			);
+		} else {
+			$template_args['order_conf_desc'] = __(
+				'%1$sCongratulations%2$sYour registration has been successfully processed.%3$sCheck your email for your registration confirmation.',
+				'event_espresso'
+			);
+		}
+		$template_args['transaction'] = $this->_current_txn;
+		$template_args['revisit'] = EE_Registry::instance()->REQ->get('revisit', false);
+		add_action('AHEE__thank_you_page_overview_template__content', array($this, 'get_registration_details'));
+		if ($this->_is_primary && ! $this->_current_txn->is_free()) {
+			add_action('AHEE__thank_you_page_overview_template__content', array($this, 'get_ajax_content'));
+		}
+		return EEH_Template::locate_template(
+			THANK_YOU_TEMPLATES_PATH . 'thank-you-page-overview.template.php',
+			$template_args,
+			true,
+			true
+		);
+	}
+
+
+
+	/**
+	 * thank_you_page_IPN_monitor
+	 * this basically just pulls the TXN based on the reg_url_link sent from the server,
+	 * then checks that the TXN status is not failed, and that no other errors have been generated.
+	 * it also calculates the IPN wait time since the Thank You page was first loaded
+	 *
+	 * @param array $response
+	 * @param array $data
+	 * @return array
+	 * @throws \EE_Error
+	 */
+	public static function thank_you_page_IPN_monitor($response = array(), $data = array())
+	{
+		// does this heartbeat contain our data ?
+		if ( ! isset($data['espresso_thank_you_page'])) {
+			return $response;
+		}
+		// check for reg_url_link in the incoming heartbeat data
+		if ( ! isset($data['espresso_thank_you_page']['e_reg_url_link'])) {
+			$response['espresso_thank_you_page'] = array(
+				'errors' => ! empty($notices['errors'])
+					? $notices['errors']
+					: __(
+						'No transaction information could be retrieved because the registration URL link is missing or invalid.',
+						'event_espresso'
+					)
+			);
+			return $response;
+		}
+		// kk heartbeat has our data
+		$response['espresso_thank_you_page'] = array();
+		// set_definitions, instantiate the thank you page class, and get the ball rolling
+		EED_Thank_You_Page::set_definitions();
+		/** @var $espresso_thank_you_page EED_Thank_You_Page */
+		$espresso_thank_you_page = EED_Thank_You_Page::instance();
+		$espresso_thank_you_page->set_reg_url_link($data['espresso_thank_you_page']['e_reg_url_link']);
+		$espresso_thank_you_page->init();
+		//get TXN
+		$TXN = $espresso_thank_you_page->get_txn();
+		// no TXN? then get out
+		if ( ! $TXN instanceof EE_Transaction) {
+			$notices = EE_Error::get_notices();
+			$response['espresso_thank_you_page'] = array(
+				'errors' => ! empty($notices['errors'])
+					? $notices['errors']
+					: sprintf(
+						__(
+							'The information for your transaction could not be retrieved from the server or the transaction data received was invalid because of a technical reason. (%s)',
+							'event_espresso'
+						),
+						__LINE__
+					)
+			);
+			return $response;
+		}
+		// grab transient of TXN's status
+		$txn_status = isset($data['espresso_thank_you_page']['txn_status'])
+			? $data['espresso_thank_you_page']['txn_status']
+			: null;
+		// has the TXN status changed since we last checked (or empty because this is the first time running through this code)?
+		if ($txn_status !== $TXN->status_ID()) {
+			// switch between two possible basic outcomes
+			switch ($TXN->status_ID()) {
+				// TXN has been updated in some way
+				case EEM_Transaction::overpaid_status_code:
+				case EEM_Transaction::complete_status_code:
+				case EEM_Transaction::incomplete_status_code:
+					// send updated TXN results back to client,
+					$response['espresso_thank_you_page'] = array(
+						'transaction_details' => $espresso_thank_you_page->get_transaction_details(),
+						'txn_status'          => $TXN->status_ID()
+					);
+					break;
+				// or we have a bad TXN, or really slow IPN, so calculate the wait time and send that back...
+				case EEM_Transaction::failed_status_code:
+				default:
+					// keep on waiting...
+					return $espresso_thank_you_page->_update_server_wait_time($data['espresso_thank_you_page']);
+			}
+			// or is the TXN still failed (never been updated) ???
+		} else if ($TXN->failed()) {
+			// keep on waiting...
+			return $espresso_thank_you_page->_update_server_wait_time($data['espresso_thank_you_page']);
+		}
+		// TXN is happening so let's get the payments now
+		// if we've already gotten payments then the heartbeat data will contain the timestamp of the last time we checked
+		$since = isset($data['espresso_thank_you_page']['get_payments_since'])
+			? $data['espresso_thank_you_page']['get_payments_since']
+			: 0;
+		// then check for payments
+		$payments = $espresso_thank_you_page->get_txn_payments($since);
+		// has a payment been processed ?
+		if ( ! empty($payments) || $espresso_thank_you_page->_is_offline_payment_method) {
+			if ($since) {
+				$response['espresso_thank_you_page'] = array(
+					'new_payments'        => $espresso_thank_you_page->get_new_payments($payments),
+					'transaction_details' => $espresso_thank_you_page->get_transaction_details(),
+					'txn_status'          => $TXN->status_ID()
+				);
+			} else {
+				$response['espresso_thank_you_page']['payment_details'] = $espresso_thank_you_page->get_payment_details(
+					$payments
+				);
+			}
+			// reset time to check for payments
+			$response['espresso_thank_you_page']['get_payments_since'] = time();
+		} else {
+			$response['espresso_thank_you_page']['get_payments_since'] = $since;
+		}
+		return $response;
+	}
+
+
+
+	/**
+	 * _update_server_wait_time
+	 *
+	 * @param array $thank_you_page_data thank you page portion of the incoming JSON array from the WP heartbeat data
+	 * @return array
+	 * @throws \EE_Error
+	 */
+	private function _update_server_wait_time($thank_you_page_data = array())
+	{
+		$response['espresso_thank_you_page'] = array(
+			'still_waiting' => isset($thank_you_page_data['initial_access'])
+				? time() - $thank_you_page_data['initial_access']
+				: 0,
+			'txn_status'    => $this->_current_txn->status_ID()
+		);
+		return $response;
+	}
+
+
+
+	/**
+	 * get_registration_details
+	 *
+	 * @throws \EE_Error
+	 */
+	public function get_registration_details()
+	{
+		//prepare variables for displaying
+		$template_args = array();
+		$template_args['transaction'] = $this->_current_txn;
+		$template_args['reg_url_link'] = $this->_reg_url_link;
+		$template_args['is_primary'] = $this->_is_primary;
+		$template_args['SPCO_attendee_information_url'] = $this->_SPCO_attendee_information_url;
+		$template_args['resend_reg_confirmation_url'] = add_query_arg(
+			array('token' => $this->_reg_url_link, 'resend_reg_confirmation' => 'true'),
+			EE_Registry::instance()->CFG->core->thank_you_page_url()
+		);
+		// verify template arguments
+		EEH_Template_Validator::verify_instanceof($template_args['transaction'], '$transaction', 'EE_Transaction');
+		EEH_Template_Validator::verify_isnt_null(
+			$template_args['SPCO_attendee_information_url'],
+			'$SPCO_attendee_information_url'
+		);
+		echo EEH_Template::locate_template(
+			THANK_YOU_TEMPLATES_PATH . 'thank-you-page-registration-details.template.php',
+			$template_args,
+			true,
+			true
+		);
+	}
+
+
+
+	/**
+	 * resend_reg_confirmation_email
+	 *
+	 * @throws \EE_Error
+	 */
+	public static function resend_reg_confirmation_email()
+	{
+		EE_Registry::instance()->load_core('Request_Handler');
+		$reg_url_link = EE_Registry::instance()->REQ->get('token');
+		// was a REG_ID passed ?
+		if ($reg_url_link) {
+			$registration = EE_Registry::instance()->load_model('Registration')->get_one(
+				array(array('REG_url_link' => $reg_url_link))
+			);
+			if ($registration instanceof EE_Registration) {
+				// resend email
+				EED_Messages::process_resend(array('_REG_ID' => $registration->ID()));
+			} else {
+				EE_Error::add_error(
+					__(
+						'The Registration Confirmation email could not be sent because a valid Registration could not be retrieved from the database.',
+						'event_espresso'
+					),
+					__FILE__,
+					__FUNCTION__,
+					__LINE__
+				);
+			}
+		} else {
+			EE_Error::add_error(
+				__(
+					'The Registration Confirmation email could not be sent because a registration token is missing or invalid.',
+					'event_espresso'
+				),
+				__FILE__,
+				__FUNCTION__,
+				__LINE__
+			);
+		}
+		// request sent via AJAX ?
+		if (EE_FRONT_AJAX) {
+			echo wp_json_encode(EE_Error::get_notices(false));
+			die();
+			// or was JS disabled ?
+		} else {
+			// save errors so that they get picked up on the next request
+			EE_Error::get_notices(true, true);
+			wp_safe_redirect(
+				add_query_arg(
+					array('e_reg_url_link' => $reg_url_link),
+					EE_Registry::instance()->CFG->core->thank_you_page_url()
+				)
+			);
+		}
+	}
+
+
+
+	/**
+	 * get_ajax_content
+	 *
+	 * @return void
+	 * @throws \EE_Error
+	 */
+	public function get_ajax_content()
+	{
+		if ( ! $this->get_txn()) {
+			return;
+		}
+		// first determine which event(s) require pre-approval or not
+		$events = array();
+		$events_requiring_pre_approval = array();
+		foreach ($this->_current_txn->registrations() as $registration) {
+			if ($registration instanceof EE_Registration) {
+				$event = $registration->event();
+				if ($event instanceof EE_Event) {
+					if ($registration->is_not_approved() && $registration->event() instanceof EE_Event) {
+						$events_requiring_pre_approval[$event->ID()] = $event;
+					} else {
+						$events[$event->ID()] = $event;
+					}
+				}
+			}
+		}
+		$this->display_details_for_events_requiring_pre_approval($events_requiring_pre_approval);
+		$this->display_details_for_events($events);
+	}
+
+
+
+	/**
+	 * display_details_for_events
+	 *
+	 * @param EE_Event[] $events
+	 * @return void
+	 */
+	public function display_details_for_events($events = array())
+	{
+		if ( ! empty($events)) {
+			?>
             <div id="espresso-thank-you-page-ajax-content-dv">
                 <div id="espresso-thank-you-page-ajax-transaction-dv"></div>
                 <div id="espresso-thank-you-page-ajax-payment-dv"></div>
                 <div id="espresso-thank-you-page-ajax-loading-dv">
                     <div id="ee-ajax-loading-dv" class="float-left lt-blue-text">
                         <span class="dashicons dashicons-upload"></span><span id="ee-ajax-loading-msg-spn"><?php _e(
-                                'loading transaction and payment information...',
-                                'event_espresso'
-                            ); ?></span>
+								'loading transaction and payment information...',
+								'event_espresso'
+							); ?></span>
                     </div>
                     <?php if ( ! $this->_is_offline_payment_method && ! $this->_payments_closed) : ?>
                         <p id="ee-ajax-loading-pg" class="highlight-bg small-text clear">
                             <?php echo apply_filters(
-                                'EED_Thank_You_Page__get_ajax_content__waiting_for_IPN_msg',
-                                __(
-                                    'Some payment gateways can take 15 minutes or more to return their payment notification, so please be patient if you require payment confirmation as soon as possible. Please note that as soon as everything is finalized, we will send your full payment and registration confirmation results to you via email.',
-                                    'event_espresso'
-                                )
-                            ); ?>
+								'EED_Thank_You_Page__get_ajax_content__waiting_for_IPN_msg',
+								__(
+									'Some payment gateways can take 15 minutes or more to return their payment notification, so please be patient if you require payment confirmation as soon as possible. Please note that as soon as everything is finalized, we will send your full payment and registration confirmation results to you via email.',
+									'event_espresso'
+								)
+							); ?>
                             <br/>
                             <span class="jst-rght ee-block small-text lt-grey-text">
 								<?php _e('current wait time ', 'event_espresso'); ?>
@@ -775,120 +775,120 @@ 
                 <div class="clear"></div>
             </div>
             <?php
-        }
-    }
+		}
+	}
 
 
 
-    /**
-     * display_details_for_events_requiring_pre_approval
-     *
-     * @param EE_Event[] $events
-     * @return void
-     */
-    public function display_details_for_events_requiring_pre_approval($events = array())
-    {
-        if ( ! empty($events)) {
-            ?>
+	/**
+	 * display_details_for_events_requiring_pre_approval
+	 *
+	 * @param EE_Event[] $events
+	 * @return void
+	 */
+	public function display_details_for_events_requiring_pre_approval($events = array())
+	{
+		if ( ! empty($events)) {
+			?>
             <div id="espresso-thank-you-page-not-approved-message-dv">
                 <h4 class="orange-text"><?php _e('Important Notice:', 'event_espresso'); ?></h4>
                 <p id="events-requiring-pre-approval-pg" class="small-text">
                     <?php echo apply_filters(
-                        'AHEE__EED_Thank_You_Page__get_ajax_content__not_approved_message',
-                        __(
-                            'The following Event(s) you have registered for do not require payment at this time and will not be billed for during this transaction. Billing will only occur after all attendees have been approved by the event organizer. You will be notified when your registration has been processed. If this is a free event, then no billing will occur.',
-                            'event_espresso'
-                        )
-                    ); ?>
+						'AHEE__EED_Thank_You_Page__get_ajax_content__not_approved_message',
+						__(
+							'The following Event(s) you have registered for do not require payment at this time and will not be billed for during this transaction. Billing will only occur after all attendees have been approved by the event organizer. You will be notified when your registration has been processed. If this is a free event, then no billing will occur.',
+							'event_espresso'
+						)
+					); ?>
                 </p>
                 <ul class="events-requiring-pre-approval-ul">
                     <?php foreach ($events as $event) {
-                        if ($event instanceof EE_Event) {
-                            echo '<li><span class="dashicons dashicons-marker ee-icon-size-16 orange-text"></span>',
-                            $event->name(),
-                            '</li>';
-                        }
-                    } ?>
+						if ($event instanceof EE_Event) {
+							echo '<li><span class="dashicons dashicons-marker ee-icon-size-16 orange-text"></span>',
+							$event->name(),
+							'</li>';
+						}
+					} ?>
                 </ul>
                 <div class="clear"></div>
             </div>
             <?php
-        }
-    }
-
-
-
-    /**
-     * get_transaction_details
-     *
-     * @return string
-     * @throws \EE_Error
-     */
-    public function get_transaction_details()
-    {
-        //prepare variables for displaying
-        $template_args = array();
-        $template_args['transaction'] = $this->_current_txn;
-        $template_args['reg_url_link'] = $this->_reg_url_link;
-        $template_args['primary_registrant_name'] = $this->_primary_registrant->attendee()->full_name(true);
-        // link to SPCO payment_options
-        $template_args['show_try_pay_again_link'] = $this->_show_try_pay_again_link;
-        $template_args['SPCO_payment_options_url'] = $this->_SPCO_payment_options_url;
-        // verify template arguments
-        EEH_Template_Validator::verify_instanceof($template_args['transaction'], '$transaction', 'EE_Transaction');
-        EEH_Template_Validator::verify_isnt_null(
-            $template_args['show_try_pay_again_link'],
-            '$show_try_pay_again_link'
-        );
-        EEH_Template_Validator::verify_isnt_null(
-            $template_args['SPCO_payment_options_url'],
-            '$SPCO_payment_options_url'
-        );
-        return EEH_Template::locate_template(
-            THANK_YOU_TEMPLATES_PATH . 'thank-you-page-transaction-details.template.php',
-            $template_args,
-            true,
-            true
-        );
-    }
-
-
-
-    /**
-     * get_payment_row_html
-     *
-     * @param EE_Payment $payment
-     * @return string
-     * @throws \EE_Error
-     */
-    public function get_payment_row_html($payment = null)
-    {
-        $html = '';
-        if ($payment instanceof EE_Payment) {
-            if (
-                $payment->payment_method() instanceof EE_Payment_Method
-                && $payment->status() === EEM_Payment::status_id_failed
-                && $payment->payment_method()->is_off_site()
-            ) {
-                // considering the registrant has made it to the Thank You page,
-                // any failed payments may actually be pending and the IPN is just slow
-                // so let's
-                $payment->set_status(EEM_Payment::status_id_pending);
-            }
-            $payment_declined_msg = $payment->STS_ID() === EEM_Payment::status_id_declined
-                ? '<br /><span class="small-text">' . $payment->gateway_response() . '</span>'
-                : '';
-            $html .= '
+		}
+	}
+
+
+
+	/**
+	 * get_transaction_details
+	 *
+	 * @return string
+	 * @throws \EE_Error
+	 */
+	public function get_transaction_details()
+	{
+		//prepare variables for displaying
+		$template_args = array();
+		$template_args['transaction'] = $this->_current_txn;
+		$template_args['reg_url_link'] = $this->_reg_url_link;
+		$template_args['primary_registrant_name'] = $this->_primary_registrant->attendee()->full_name(true);
+		// link to SPCO payment_options
+		$template_args['show_try_pay_again_link'] = $this->_show_try_pay_again_link;
+		$template_args['SPCO_payment_options_url'] = $this->_SPCO_payment_options_url;
+		// verify template arguments
+		EEH_Template_Validator::verify_instanceof($template_args['transaction'], '$transaction', 'EE_Transaction');
+		EEH_Template_Validator::verify_isnt_null(
+			$template_args['show_try_pay_again_link'],
+			'$show_try_pay_again_link'
+		);
+		EEH_Template_Validator::verify_isnt_null(
+			$template_args['SPCO_payment_options_url'],
+			'$SPCO_payment_options_url'
+		);
+		return EEH_Template::locate_template(
+			THANK_YOU_TEMPLATES_PATH . 'thank-you-page-transaction-details.template.php',
+			$template_args,
+			true,
+			true
+		);
+	}
+
+
+
+	/**
+	 * get_payment_row_html
+	 *
+	 * @param EE_Payment $payment
+	 * @return string
+	 * @throws \EE_Error
+	 */
+	public function get_payment_row_html($payment = null)
+	{
+		$html = '';
+		if ($payment instanceof EE_Payment) {
+			if (
+				$payment->payment_method() instanceof EE_Payment_Method
+				&& $payment->status() === EEM_Payment::status_id_failed
+				&& $payment->payment_method()->is_off_site()
+			) {
+				// considering the registrant has made it to the Thank You page,
+				// any failed payments may actually be pending and the IPN is just slow
+				// so let's
+				$payment->set_status(EEM_Payment::status_id_pending);
+			}
+			$payment_declined_msg = $payment->STS_ID() === EEM_Payment::status_id_declined
+				? '<br /><span class="small-text">' . $payment->gateway_response() . '</span>'
+				: '';
+			$html .= '
 				<tr>
 					<td>
 						' . $payment->timestamp() . '
 					</td>
 					<td>
 						' . (
-                $payment->payment_method() instanceof EE_Payment_Method
-                    ? $payment->payment_method()->name()
-                    : __('Unknown', 'event_espresso')
-                ) . '
+				$payment->payment_method() instanceof EE_Payment_Method
+					? $payment->payment_method()->name()
+					: __('Unknown', 'event_espresso')
+				) . '
 					</td>
 					<td class="jst-rght">
 						' . EEH_Template::format_currency($payment->amount()) . '
@@ -897,87 +897,87 @@ 
 						' . $payment->pretty_status(true) . $payment_declined_msg . '
 					</td>
 				</tr>';
-            do_action('AHEE__thank_you_page_payment_details_template__after_each_payment', $payment);
-        }
-        return $html;
-    }
-
-
-
-    /**
-     * get_payment_details
-     *
-     * @param array $payments
-     * @return string
-     * @throws \EE_Error
-     */
-    public function get_payment_details($payments = array())
-    {
-        //prepare variables for displaying
-        $template_args = array();
-        $template_args['transaction'] = $this->_current_txn;
-        $template_args['reg_url_link'] = $this->_reg_url_link;
-        $template_args['payments'] = array();
-        foreach ($payments as $payment) {
-            $template_args['payments'][] = $this->get_payment_row_html($payment);
-        }
-        //create a hacky payment object, but dont save it
-        $payment = EE_Payment::new_instance(
-            array(
-                'TXN_ID'        => $this->_current_txn->ID(),
-                'STS_ID'        => EEM_Payment::status_id_pending,
-                'PAY_timestamp' => time(),
-                'PAY_amount'    => $this->_current_txn->total(),
-                'PMD_ID'        => $this->_current_txn->payment_method_ID()
-            )
-        );
-        $payment_method = $this->_current_txn->payment_method();
-        if ($payment_method instanceof EE_Payment_Method && $payment_method->type_obj() instanceof EE_PMT_Base) {
-            $template_args['gateway_content'] = $payment_method->type_obj()->payment_overview_content($payment);
-        } else {
-            $template_args['gateway_content'] = '';
-        }
-        // link to SPCO payment_options
-        $template_args['show_try_pay_again_link'] = $this->_show_try_pay_again_link;
-        $template_args['SPCO_payment_options_url'] = $this->_SPCO_payment_options_url;
-        // verify template arguments
-        EEH_Template_Validator::verify_instanceof($template_args['transaction'], '$transaction', 'EE_Transaction');
-        EEH_Template_Validator::verify_isnt_null($template_args['payments'], '$payments');
-        EEH_Template_Validator::verify_isnt_null(
-            $template_args['show_try_pay_again_link'],
-            '$show_try_pay_again_link'
-        );
-        EEH_Template_Validator::verify_isnt_null($template_args['gateway_content'], '$gateway_content');
-        EEH_Template_Validator::verify_isnt_null(
-            $template_args['SPCO_payment_options_url'],
-            '$SPCO_payment_options_url'
-        );
-        return EEH_Template::locate_template(
-            THANK_YOU_TEMPLATES_PATH . 'thank-you-page-payment-details.template.php',
-            $template_args,
-            true,
-            true
-        );
-    }
-
-
-
-    /**
-     * get_payment_details
-     *
-     * @param array $payments
-     * @return string
-     * @throws \EE_Error
-     */
-    public function get_new_payments($payments = array())
-    {
-        $payments_html = '';
-        //prepare variables for displaying
-        foreach ($payments as $payment) {
-            $payments_html .= $this->get_payment_row_html($payment);
-        }
-        return $payments_html;
-    }
+			do_action('AHEE__thank_you_page_payment_details_template__after_each_payment', $payment);
+		}
+		return $html;
+	}
+
+
+
+	/**
+	 * get_payment_details
+	 *
+	 * @param array $payments
+	 * @return string
+	 * @throws \EE_Error
+	 */
+	public function get_payment_details($payments = array())
+	{
+		//prepare variables for displaying
+		$template_args = array();
+		$template_args['transaction'] = $this->_current_txn;
+		$template_args['reg_url_link'] = $this->_reg_url_link;
+		$template_args['payments'] = array();
+		foreach ($payments as $payment) {
+			$template_args['payments'][] = $this->get_payment_row_html($payment);
+		}
+		//create a hacky payment object, but dont save it
+		$payment = EE_Payment::new_instance(
+			array(
+				'TXN_ID'        => $this->_current_txn->ID(),
+				'STS_ID'        => EEM_Payment::status_id_pending,
+				'PAY_timestamp' => time(),
+				'PAY_amount'    => $this->_current_txn->total(),
+				'PMD_ID'        => $this->_current_txn->payment_method_ID()
+			)
+		);
+		$payment_method = $this->_current_txn->payment_method();
+		if ($payment_method instanceof EE_Payment_Method && $payment_method->type_obj() instanceof EE_PMT_Base) {
+			$template_args['gateway_content'] = $payment_method->type_obj()->payment_overview_content($payment);
+		} else {
+			$template_args['gateway_content'] = '';
+		}
+		// link to SPCO payment_options
+		$template_args['show_try_pay_again_link'] = $this->_show_try_pay_again_link;
+		$template_args['SPCO_payment_options_url'] = $this->_SPCO_payment_options_url;
+		// verify template arguments
+		EEH_Template_Validator::verify_instanceof($template_args['transaction'], '$transaction', 'EE_Transaction');
+		EEH_Template_Validator::verify_isnt_null($template_args['payments'], '$payments');
+		EEH_Template_Validator::verify_isnt_null(
+			$template_args['show_try_pay_again_link'],
+			'$show_try_pay_again_link'
+		);
+		EEH_Template_Validator::verify_isnt_null($template_args['gateway_content'], '$gateway_content');
+		EEH_Template_Validator::verify_isnt_null(
+			$template_args['SPCO_payment_options_url'],
+			'$SPCO_payment_options_url'
+		);
+		return EEH_Template::locate_template(
+			THANK_YOU_TEMPLATES_PATH . 'thank-you-page-payment-details.template.php',
+			$template_args,
+			true,
+			true
+		);
+	}
+
+
+
+	/**
+	 * get_payment_details
+	 *
+	 * @param array $payments
+	 * @return string
+	 * @throws \EE_Error
+	 */
+	public function get_new_payments($payments = array())
+	{
+		$payments_html = '';
+		//prepare variables for displaying
+		foreach ($payments as $payment) {
+			$payments_html .= $this->get_payment_row_html($payment);
+		}
+		return $payments_html;
+	}
 
 
 }

caffeinated/modules/event_single_caff/EED_Event_Single_Caff.module.php

Indentation +21 added lines, -21 removed lines

@@ -118,37 +118,37 @@
 	 * @return EE_Template_Config
 	 */
 	public static function update_template_settings( $CFG, $REQ ) {
-        $display_order_event = $CFG->EED_Event_Single->display_order_event !== null
-            ? $CFG->EED_Event_Single->display_order_event
-            : EED_Event_Single::EVENT_DETAILS_PRIORITY;
+		$display_order_event = $CFG->EED_Event_Single->display_order_event !== null
+			? $CFG->EED_Event_Single->display_order_event
+			: EED_Event_Single::EVENT_DETAILS_PRIORITY;
 		$display_order_datetimes = $CFG->EED_Event_Single->display_order_datetimes !== null
-            ? $CFG->EED_Event_Single->display_order_datetimes
-            : EED_Event_Single::EVENT_DATETIMES_PRIORITY;
-        $display_order_tickets = $CFG->EED_Event_Single->display_order_tickets !== null
-            ? $CFG->EED_Event_Single->display_order_tickets
-            : EED_Event_Single::EVENT_TICKETS_PRIORITY;
+			? $CFG->EED_Event_Single->display_order_datetimes
+			: EED_Event_Single::EVENT_DATETIMES_PRIORITY;
+		$display_order_tickets = $CFG->EED_Event_Single->display_order_tickets !== null
+			? $CFG->EED_Event_Single->display_order_tickets
+			: EED_Event_Single::EVENT_TICKETS_PRIORITY;
 		$display_order_venue = $CFG->EED_Event_Single->display_order_venue !== null
-            ? $CFG->EED_Event_Single->display_order_venue
-            : EED_Event_Single::EVENT_VENUES_PRIORITY;
+			? $CFG->EED_Event_Single->display_order_venue
+			: EED_Event_Single::EVENT_VENUES_PRIORITY;
 		$CFG->EED_Event_Single = new EE_Event_Single_Config();
 		$CFG->EED_Event_Single->display_status_banner_single = ! empty( $REQ['display_status_banner_single'] )
-            && $REQ['display_status_banner_single'];
+			&& $REQ['display_status_banner_single'];
 		$CFG->EED_Event_Single->display_venue = ! empty( $REQ['display_venue'] ) && $REQ['display_venue'];
 		$CFG->EED_Event_Single->use_sortable_display_order = ! empty( $REQ[ 'EED_Events_Single_use_sortable_display_order' ] )
-            ? absint( $REQ[ 'EED_Events_Single_use_sortable_display_order' ] )
-            : 0;
+			? absint( $REQ[ 'EED_Events_Single_use_sortable_display_order' ] )
+			: 0;
 		$CFG->EED_Event_Single->display_order_event = $CFG->EED_Event_Single->use_sortable_display_order
-            ? $display_order_event
-            : EED_Event_Single::EVENT_DETAILS_PRIORITY;
+			? $display_order_event
+			: EED_Event_Single::EVENT_DETAILS_PRIORITY;
 		$CFG->EED_Event_Single->display_order_datetimes = $CFG->EED_Event_Single->use_sortable_display_order
-            ? $display_order_datetimes
-            : EED_Event_Single::EVENT_DATETIMES_PRIORITY;
+			? $display_order_datetimes
+			: EED_Event_Single::EVENT_DATETIMES_PRIORITY;
 		$CFG->EED_Event_Single->display_order_tickets = $CFG->EED_Event_Single->use_sortable_display_order
-            ? $display_order_tickets
-            : EED_Event_Single::EVENT_TICKETS_PRIORITY;
+			? $display_order_tickets
+			: EED_Event_Single::EVENT_TICKETS_PRIORITY;
 		$CFG->EED_Event_Single->display_order_venue = $CFG->EED_Event_Single->use_sortable_display_order
-            ? $display_order_venue
-            : EED_Event_Single::EVENT_VENUES_PRIORITY;
+			? $display_order_venue
+			: EED_Event_Single::EVENT_VENUES_PRIORITY;
 		do_action( 'AHEE__EED_Event_Single__update_template_settings__after_update', $CFG, $REQ );
 		return $CFG;
 	}

Spacing +42 added lines, -42 removed lines

@@ -29,7 +29,7 @@ 
 	 * @return EED_Event_Single_Caff
 	 */
 	public static function instance() {
-		return parent::get_instance( __CLASS__ );
+		return parent::get_instance(__CLASS__);
 	}
 
 
@@ -50,34 +50,34 @@ 
 	 *  @return 	void
 	 */
 	public static function set_hooks_admin() {
-		define( 'EVENT_SINGLE_CAFF_TEMPLATES_PATH', plugin_dir_path( __FILE__ ) . 'templates' . DS );
-		define( 'EVENT_SINGLE_CAFF_ASSETS_URL', plugin_dir_url( __FILE__ ) . 'assets' . DS );
+		define('EVENT_SINGLE_CAFF_TEMPLATES_PATH', plugin_dir_path(__FILE__).'templates'.DS);
+		define('EVENT_SINGLE_CAFF_ASSETS_URL', plugin_dir_url(__FILE__).'assets'.DS);
 		add_action(
 			'FHEE__EE_Admin_Page___load_page_dependencies__after_load__espresso_events__template_settings',
-			array( 'EED_Event_Single_Caff', 'load_scripts_styles' ),
+			array('EED_Event_Single_Caff', 'load_scripts_styles'),
 			10
 		);
-		add_action( 'AHEE__template_settings__template__before_settings_form', array( 'EED_Event_Single_Caff', 'template_settings_form' ), 10 );
-		add_filter( 'FHEE__General_Settings_Admin_Page__update_template_settings__data', array( 'EED_Event_Single_Caff', 'update_template_settings' ), 10, 2 );
+		add_action('AHEE__template_settings__template__before_settings_form', array('EED_Event_Single_Caff', 'template_settings_form'), 10);
+		add_filter('FHEE__General_Settings_Admin_Page__update_template_settings__data', array('EED_Event_Single_Caff', 'update_template_settings'), 10, 2);
 		// AJAX
-		add_action( 'wp_ajax_espresso_update_event_single_order', array( 'EED_Event_Single_Caff', 'update_event_single_order' ) );
-		add_action( 'wp_ajax_nopriv_espresso_update_event_single_order', array( 'EED_Event_Single_Caff', 'update_event_single_order' ) );
+		add_action('wp_ajax_espresso_update_event_single_order', array('EED_Event_Single_Caff', 'update_event_single_order'));
+		add_action('wp_ajax_nopriv_espresso_update_event_single_order', array('EED_Event_Single_Caff', 'update_event_single_order'));
 
 	}
 
 
 
 	public static function load_scripts_styles() {
-		add_action( 'admin_enqueue_scripts', array( 'EED_Event_Single_Caff', 'enqueue_scripts_styles' ), 10 );
+		add_action('admin_enqueue_scripts', array('EED_Event_Single_Caff', 'enqueue_scripts_styles'), 10);
 	}
 
 
 
 	public static function enqueue_scripts_styles() {
-		wp_register_style( 'eed-event-single-sortable', EVENT_SINGLE_CAFF_ASSETS_URL . 'eed_event_single_sortable.css', array(), EVENT_ESPRESSO_VERSION );
-		wp_enqueue_style( 'eed-event-single-sortable' );
-		wp_register_script( 'eed-event-single-sortable', EVENT_SINGLE_CAFF_ASSETS_URL . 'eed_event_single_sortable.js', array( 'jquery-ui-sortable' ), EVENT_ESPRESSO_VERSION, true );
-		wp_enqueue_script( 'eed-event-single-sortable' );
+		wp_register_style('eed-event-single-sortable', EVENT_SINGLE_CAFF_ASSETS_URL.'eed_event_single_sortable.css', array(), EVENT_ESPRESSO_VERSION);
+		wp_enqueue_style('eed-event-single-sortable');
+		wp_register_script('eed-event-single-sortable', EVENT_SINGLE_CAFF_ASSETS_URL.'eed_event_single_sortable.js', array('jquery-ui-sortable'), EVENT_ESPRESSO_VERSION, true);
+		wp_enqueue_script('eed-event-single-sortable');
 	}
 
 
@@ -91,21 +91,21 @@ 
 	 */
 	public static function template_settings_form() {
 		$config = EE_Registry::instance()->CFG->template_settings;
-		$config = isset( $config->EED_Event_Single ) && $config->EED_Event_Single instanceof EE_Event_Single_Config ? $config->EED_Event_Single : new EE_Event_Single_Config();
-		$config->use_sortable_display_order = isset( $config->use_sortable_display_order ) ? $config->use_sortable_display_order : false;
-		$config = apply_filters( 'FHEE__EED_Event_Single__template_settings_form__event_list_config', $config );
+		$config = isset($config->EED_Event_Single) && $config->EED_Event_Single instanceof EE_Event_Single_Config ? $config->EED_Event_Single : new EE_Event_Single_Config();
+		$config->use_sortable_display_order = isset($config->use_sortable_display_order) ? $config->use_sortable_display_order : false;
+		$config = apply_filters('FHEE__EED_Event_Single__template_settings_form__event_list_config', $config);
 
 		$event_single_order_array = array();
-		$event_single_order_array[ $config->display_order_tickets ] = 'tickets';
-		$event_single_order_array[ $config->display_order_datetimes ] = 'datetimes';
-		$event_single_order_array[ $config->display_order_event ] = 'event';
-		$event_single_order_array[ $config->display_order_venue ] = 'venue';
+		$event_single_order_array[$config->display_order_tickets] = 'tickets';
+		$event_single_order_array[$config->display_order_datetimes] = 'datetimes';
+		$event_single_order_array[$config->display_order_event] = 'event';
+		$event_single_order_array[$config->display_order_venue] = 'venue';
 		// get template parts
-		$template_parts = EED_Event_Single::instance()->initialize_template_parts( $config );
+		$template_parts = EED_Event_Single::instance()->initialize_template_parts($config);
 		// convert to array so that we can add more properties
-		$config = get_object_vars( $config );
-		$config[ 'event_single_display_order' ] = $template_parts->generate_sortable_list_of_template_parts( 'event-single-sortable-js', '', 'single-sortable-li single-sortable-js' );
-		EEH_Template::display_template( EVENT_SINGLE_CAFF_TEMPLATES_PATH . 'admin-event-single-settings.template.php', $config );
+		$config = get_object_vars($config);
+		$config['event_single_display_order'] = $template_parts->generate_sortable_list_of_template_parts('event-single-sortable-js', '', 'single-sortable-li single-sortable-js');
+		EEH_Template::display_template(EVENT_SINGLE_CAFF_TEMPLATES_PATH.'admin-event-single-settings.template.php', $config);
 	}
 
 
@@ -117,7 +117,7 @@ 
 	 * @param array $REQ
 	 * @return EE_Template_Config
 	 */
-	public static function update_template_settings( $CFG, $REQ ) {
+	public static function update_template_settings($CFG, $REQ) {
         $display_order_event = $CFG->EED_Event_Single->display_order_event !== null
             ? $CFG->EED_Event_Single->display_order_event
             : EED_Event_Single::EVENT_DETAILS_PRIORITY;
@@ -131,11 +131,11 @@ 
             ? $CFG->EED_Event_Single->display_order_venue
             : EED_Event_Single::EVENT_VENUES_PRIORITY;
 		$CFG->EED_Event_Single = new EE_Event_Single_Config();
-		$CFG->EED_Event_Single->display_status_banner_single = ! empty( $REQ['display_status_banner_single'] )
+		$CFG->EED_Event_Single->display_status_banner_single = ! empty($REQ['display_status_banner_single'])
             && $REQ['display_status_banner_single'];
-		$CFG->EED_Event_Single->display_venue = ! empty( $REQ['display_venue'] ) && $REQ['display_venue'];
-		$CFG->EED_Event_Single->use_sortable_display_order = ! empty( $REQ[ 'EED_Events_Single_use_sortable_display_order' ] )
-            ? absint( $REQ[ 'EED_Events_Single_use_sortable_display_order' ] )
+		$CFG->EED_Event_Single->display_venue = ! empty($REQ['display_venue']) && $REQ['display_venue'];
+		$CFG->EED_Event_Single->use_sortable_display_order = ! empty($REQ['EED_Events_Single_use_sortable_display_order'])
+            ? absint($REQ['EED_Events_Single_use_sortable_display_order'])
             : 0;
 		$CFG->EED_Event_Single->display_order_event = $CFG->EED_Event_Single->use_sortable_display_order
             ? $display_order_event
@@ -149,7 +149,7 @@ 
 		$CFG->EED_Event_Single->display_order_venue = $CFG->EED_Event_Single->use_sortable_display_order
             ? $display_order_venue
             : EED_Event_Single::EVENT_VENUES_PRIORITY;
-		do_action( 'AHEE__EED_Event_Single__update_template_settings__after_update', $CFG, $REQ );
+		do_action('AHEE__EED_Event_Single__update_template_settings__after_update', $CFG, $REQ);
 		return $CFG;
 	}
 
@@ -163,23 +163,23 @@ 
 	 */
 	public static function update_event_single_order() {
 		$config_saved = false;
-		$template_parts = sanitize_text_field( $_POST[ 'elements' ] );
-		if ( ! empty( $template_parts ) ) {
-			$template_parts = explode( ',', trim( $template_parts, ',' ) );
-			foreach ( $template_parts as $key => $template_part ) {
+		$template_parts = sanitize_text_field($_POST['elements']);
+		if ( ! empty($template_parts)) {
+			$template_parts = explode(',', trim($template_parts, ','));
+			foreach ($template_parts as $key => $template_part) {
 				$template_part = "display_order_$template_part";
-				$priority = ( $key * 10 ) + EED_Event_Single::EVENT_DETAILS_PRIORITY;
+				$priority = ($key * 10) + EED_Event_Single::EVENT_DETAILS_PRIORITY;
 				EE_Registry::instance()->CFG->template_settings->EED_Event_Single->{$template_part} = $priority;
-				do_action( "AHEE__EED_Event_Single__update_event_single_order__$template_part", $priority );
+				do_action("AHEE__EED_Event_Single__update_event_single_order__$template_part", $priority);
 			}
-			$config_saved = EE_Registry::instance()->CFG->update_espresso_config( false, false );
+			$config_saved = EE_Registry::instance()->CFG->update_espresso_config(false, false);
 		}
-		if ( $config_saved ) {
-			EE_Error::add_success( __( 'Display Order has been successfully updated.', 'event_espresso' ) );
+		if ($config_saved) {
+			EE_Error::add_success(__('Display Order has been successfully updated.', 'event_espresso'));
 		} else {
-			EE_Error::add_error( __( 'Display Order was not updated.', 'event_espresso' ), __FILE__, __FUNCTION__, __LINE__ );
+			EE_Error::add_error(__('Display Order was not updated.', 'event_espresso'), __FILE__, __FUNCTION__, __LINE__);
 		}
-		echo wp_json_encode( EE_Error::get_notices( false ));
+		echo wp_json_encode(EE_Error::get_notices(false));
 		exit();
 	}
 
@@ -192,7 +192,7 @@ 
 	 * @param WP $WP
 	 * @return    void
 	 */
-	public function run( $WP ) {
+	public function run($WP) {
 	}