From 98c1fbd2ea89a4958a2613bb013d709bef716c12 Mon Sep 17 00:00:00 2001
From: Tim Hughes <timbocode@users.noreply.github.com>
Date: Thu, 19 Nov 2020 14:44:07 +0000
Subject: [PATCH] Version 1.0.3 bump (#296)

---
 CHANGELOG.txt                  |  127 +--
 classic-commerce.php           |  360 ++++----
 includes/class-woocommerce.php | 1442 ++++++++++++++++----------------
 3 files changed, 968 insertions(+), 961 deletions(-)

diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index aed2a6c955..f6353fda3c 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,60 +1,67 @@
-== Changelog ==
-
-= 1.0.1 - 2020-10-17
-Fixed: CC icon not showing in some installations #289
-
-= 1.0.0 - 2020-10-01
-New: Complete new set of sample products created specifically for CC #284
-Updated: All documentation links now point to classiccommerce.cc #274, #278, #281
-Fixed: CC icon wasn't turning blue on hover #265
-Updated: Update manager updated to v2 #264
-Updated: node-sass and handlebars dependencies #258, #259
-Improved: Stock levels are now hidden on the dashboard widget if inventory is disabled #261
-Improved: Additional checks made during build process #269
-Tweaks: Some well-hidden instances of WC purple changes to CC aqua #270, #271
-
-= 1.0.0-rc.2 - 2020-08-29
-Fixed: Corrected color of two images to CC aqua, missed in rc1. #255
-
-= 1.0.0-rc.1 - 2020-08-29
-Fixed: Incorrect escaping of strings in setup wizard and order edit page. #244
-Improved: Better checks and improved messaging when invalid file type chosen for CSV tax import. #245
-Improved: CSS tweaks to enhance CC branding. New CC aqua color introduced. #247
-Improved: Big improvements to CC build process. #250, #251
-Tweaked: Removed all references to old ClassicPress-Research repository. #249
-
-= 1.0.0-beta.1 - 2020-05-16
-Improved automated testing on GitHub (#174)
-Coding standards improvements (#174)
-Added user agent (#202)
-Various CSS tweaks
-Various spacing and capitalization tweaks
-Rename logo and icon image files as per CP naming standard (#210)
-Updates to CodePotent Update Manager (#215)
-Comb out remnant css after Install wizard + Jetpack + woo services removal (#204)
-Backport security fixes from WC 3.8.0 and below (#218, #219, #220, #221, #222, #225, #228, #229, #230)
-Improved compatibility with PHP 7.4, ready for upcoming ClassicPress 1.2.0 (#225)
-Changed composer.json "type" back to "wordpress-plugin" for greater compatibility (#239, #240)
-
-= 1.0.0-alpha.3 - 2020-01-20
-NEW: Add usage tracking notice & opt-out
-NEW: Change template path to look for classic-commerce in theme folder
-UPDATE: Improve CC/Woo activation logic
-UPDATE: Change compatibility plugin warning message
-FIX: Fix deactivating WC/CC issue and change notice
-FIX: Prevent PHP fatal error when trying to activate WC while CC is still active
-FIX: Fix for CC admin menu icon display issues
-FiX: Prevent the compatibility plugin notice from appearing when it shouldn't
-Other minor tweaks
-
-= 1.0.0-alpha.2 - 2019-12-29
-Fix for issues #159 and #162 - notices displaying when they shouldn't
-
-= 1.0.0-alpha1 - 2019-12-28
-First alpha release of Classic Commerce
-
-= 0.1.0 - 2018-05-24 =
-WIP - Forking and documenting Classic Commerce 0.1.0
-
-= WooCommerce 3.4.5 - 2018-08-29 =
-[See changelog archive for all versions](https://raw.githubusercontent.com/ClassicPress-plugins/classic-commerce/master/CHANGELOG-Archive.txt).
+== Changelog ==
+
+= 1.0.3 - 2020-11-19
+Fixed: Fix for failing travis builds #294
+Fixed: Backport of WC security fix [e711a44](https://github.com/woocommerce/woocommerce/commit/e711a447feaf3d6020204e4319fdd5ba47c3f0b9). See [this post](See changelog archive for all versions](https://developer.woocommerce.com/2020/11/05/woocommerce-4-6-2-fix-release/). #293
+Fixed: Update email template override to use classic-commerce directory instead of woocommerce #292
+
+= 1.0.2 - No release
+
+= 1.0.1 - 2020-10-17
+Fixed: CC icon not showing in some installations #289
+
+= 1.0.0 - 2020-10-01
+New: Complete new set of sample products created specifically for CC #284
+Updated: All documentation links now point to classiccommerce.cc #274, #278, #281
+Fixed: CC icon wasn't turning blue on hover #265
+Updated: Update manager updated to v2 #264
+Updated: node-sass and handlebars dependencies #258, #259
+Improved: Stock levels are now hidden on the dashboard widget if inventory is disabled #261
+Improved: Additional checks made during build process #269
+Tweaks: Some well-hidden instances of WC purple changes to CC aqua #270, #271
+
+= 1.0.0-rc.2 - 2020-08-29
+Fixed: Corrected color of two images to CC aqua, missed in rc1. #255
+
+= 1.0.0-rc.1 - 2020-08-29
+Fixed: Incorrect escaping of strings in setup wizard and order edit page. #244
+Improved: Better checks and improved messaging when invalid file type chosen for CSV tax import. #245
+Improved: CSS tweaks to enhance CC branding. New CC aqua color introduced. #247
+Improved: Big improvements to CC build process. #250, #251
+Tweaked: Removed all references to old ClassicPress-Research repository. #249
+
+= 1.0.0-beta.1 - 2020-05-16
+Improved automated testing on GitHub (#174)
+Coding standards improvements (#174)
+Added user agent (#202)
+Various CSS tweaks
+Various spacing and capitalization tweaks
+Rename logo and icon image files as per CP naming standard (#210)
+Updates to CodePotent Update Manager (#215)
+Comb out remnant css after Install wizard + Jetpack + woo services removal (#204)
+Backport security fixes from WC 3.8.0 and below (#218, #219, #220, #221, #222, #225, #228, #229, #230)
+Improved compatibility with PHP 7.4, ready for upcoming ClassicPress 1.2.0 (#225)
+Changed composer.json "type" back to "wordpress-plugin" for greater compatibility (#239, #240)
+
+= 1.0.0-alpha.3 - 2020-01-20
+NEW: Add usage tracking notice & opt-out
+NEW: Change template path to look for classic-commerce in theme folder
+UPDATE: Improve CC/Woo activation logic
+UPDATE: Change compatibility plugin warning message
+FIX: Fix deactivating WC/CC issue and change notice
+FIX: Prevent PHP fatal error when trying to activate WC while CC is still active
+FIX: Fix for CC admin menu icon display issues
+FiX: Prevent the compatibility plugin notice from appearing when it shouldn't
+Other minor tweaks
+
+= 1.0.0-alpha.2 - 2019-12-29
+Fix for issues #159 and #162 - notices displaying when they shouldn't
+
+= 1.0.0-alpha1 - 2019-12-28
+First alpha release of Classic Commerce
+
+= 0.1.0 - 2018-05-24 =
+WIP - Forking and documenting Classic Commerce 0.1.0
+
+= WooCommerce 3.4.5 - 2018-08-29 =
+[See changelog archive for all versions](https://raw.githubusercontent.com/ClassicPress-plugins/classic-commerce/master/CHANGELOG-Archive.txt).
diff --git a/classic-commerce.php b/classic-commerce.php
index 0769b156d9..46763b2406 100644
--- a/classic-commerce.php
+++ b/classic-commerce.php
@@ -1,180 +1,180 @@
-<?php
-/**
- * Plugin Name: Classic Commerce
- * Plugin URI: https://github.com/ClassicPress-plugins/classic-commerce
- * Description: A simple, powerful and independent e-commerce platform. Sell anything with ease.
- * Version: 1.0.1
- * Author: ClassicPress Research Team
- * Author URI: https://github.com/ClassicPress-plugins/classic-commerce
- * Text Domain: classic-commerce
- * Domain Path: /i18n/languages/
- *
- * @package WooCommerce
- */
-
-if ( ! defined( 'ABSPATH' ) ) {
-	exit; // Exit if accessed directly.
-}
-
-if ( ! function_exists( 'is_plugin_active' ) ) {
-	include_once ABSPATH . 'wp-admin/includes/plugin.php';
-}
-
-/**
- * Shows an error message when WooCommerce is detected as currently active.
- *
- * WooCommerce and Classic Commerce cannot both be active at once.
- *
- * @return void
- */
-function cc_wc_already_active_notice() {
-	echo '<div class="notice error is-dismissible">';
-	echo '<p><strong>';
-	echo esc_html__( 'You must deactivate WooCommerce before activating Classic Commerce.', 'classic-commerce' );
-	echo '</strong></p>';
-	echo '<p>';
-	echo esc_html__( 'Classic Commerce has not been activated.', 'classic-commerce' );
-	echo '</p>';
-	echo '</div>';
-}
-
-/**
- * Shows an error message when Classic Commerce is active and the user attempts
- * to activate WooCommerce.
- *
- * WooCommerce and Classic Commerce cannot both be active at once.
- *
- * @return void
- */
-function cc_wc_activate_attempted_notice() {
-	echo '<div class="notice error is-dismissible">';
-	echo '<p><strong>';
-	echo esc_html__( 'You must deactivate Classic Commerce before activating WooCommerce.', 'classic-commerce' );
-	echo '</strong></p>';
-	echo '<p>';
-	echo esc_html__( 'WooCommerce has not been activated.', 'classic-commerce' );
-	echo '</p>';
-	echo '</div>';
-}
-
-$_cc_can_load = true;
-
-// Check if WooCommerce is already active.  In this case we need to block
-// Classic Commerce from being activated to avoid fatal errors.
-if (
-	file_exists( WP_PLUGIN_DIR . '/woocommerce/woocommerce.php' ) &&
-	// Make sure we are really looking at WooCommerce and not the compatibility plugin!
-	file_exists( WP_PLUGIN_DIR . '/woocommerce/includes/class-woocommerce.php' ) &&
-	is_plugin_active( 'woocommerce/woocommerce.php' )
-) {
-
-	// WooCommerce is already active. Show an admin notice.
-	add_action( 'admin_notices', 'cc_wc_already_active_notice' );
-
-	// Deactivate Classic Commerce.
-	deactivate_plugins( array( 'classic-commerce/classic-commerce.php' ) );
-
-	// Avoid showing a "Plugin activated" message in the admin screen.
-	// See also src/wp-admin/plugins.php in core.
-	unset( $_GET['activate'] );
-
-	// Do not proceed further with Classic Commerce loading.
-	$_cc_can_load = false;
-
-} else if (
-	// Check if this is a request that would activate WooCommerce.  Since
-	// Classic Commerce is already active then we also need to prevent
-	// WooCommerce from being activated, again to avoid fatal errors.
-	//
-	// Plugin activation happens after plugins load and after `init` so we need
-	// to check for the presence of the related request parameters here.
-	//
-	// See also src/wp-admin/plugins.php in core.
-	is_admin() &&
-	strpos( $_SERVER['REQUEST_URI'], '/plugins.php' ) !== false &&
-	( isset( $_REQUEST['action'] ) || isset( $_REQUEST['action2'] ) ) &&
-	// Make sure we are really looking at WooCommerce and not the compatibility plugin!
-	file_exists( WP_PLUGIN_DIR . '/woocommerce/includes/class-woocommerce.php' )
-) {
-	$is_activate_woo_request = false;
-
-	// Check if the user tried to activate WooCommerce by itself.
-	if (
-		isset( $_GET['action'] ) &&
-		$_GET['action'] === 'activate' &&
-		isset( $_GET['plugin'] ) &&
-		$_GET['plugin'] === 'woocommerce/woocommerce.php'
-	) {
-		$is_activate_woo_request = true;
-	}
-
-	// Check if the user tried to activate WooCommerce using either of the two
-	// "Bulk Actions" dropdown boxes.
-	if (
-		(
-			( isset( $_POST['action'] ) && $_POST['action'] === 'activate-selected' ) ||
-			( isset( $_POST['action2'] ) && $_POST['action2'] === 'activate-selected' )
-		) &&
-		isset( $_POST['checked'] ) &&
-		in_array( 'woocommerce/woocommerce.php', (array) wp_unslash( $_POST['checked'] ) )
-	) {
-		$is_activate_woo_request = true;
-	}
-
-	if ( $is_activate_woo_request ) {
-		// Show an admin notice.
-		add_action( 'admin_notices', 'cc_wc_activate_attempted_notice' );
-
-		// Block WooCommerce from being activated.
-		unset( $_GET['action'] );
-		unset( $_POST['action'] );
-		unset( $_REQUEST['action'] );
-		unset( $_POST['action2'] );
-		unset( $_REQUEST['action2'] );
-
-		// Proceed normally with the Classic Commerce loading process below.
-	}
-}
-
-if ( $_cc_can_load ) {
-
-	////////////////////////////////////////////
-	// BEGIN CLASSIC COMMERCE LOADING PROCESS //
-	////////////////////////////////////////////
-
-	// Load the Update Client to manage Classic Commerce updates.
-	include_once dirname( __FILE__ ) . '/includes/class-wc-update-client.php';
-
-	// Define WC_PLUGIN_FILE.
-	if ( ! defined( 'WC_PLUGIN_FILE' ) ) {
-		define( 'WC_PLUGIN_FILE', __FILE__ );
-	}
-
-	// Include the main WooCommerce class.
-	if ( ! class_exists( 'WooCommerce' ) ) {
-		include_once dirname( __FILE__ ) . '/includes/class-woocommerce.php';
-	}
-
-	/**
-	 * Main instance of WooCommerce.
-	 *
-	 * Returns the main instance of WC to prevent the need to use globals.
-	 *
-	 * @since  2.1
-	 * @return WooCommerce
-	 */
-	function wc() {
-		return WooCommerce::instance();
-	}
-
-	// Global for backwards compatibility.
-	$GLOBALS['woocommerce'] = wc();
-
-	//////////////////////////////////////////
-	// END CLASSIC COMMERCE LOADING PROCESS //
-	//////////////////////////////////////////
-
-}
-
-// Do not add any new code here!  All code required to load Classic Commerce
-// must go inside the "CLASSIC COMMERCE LOADING PROCESS" block above.
+<?php
+/**
+ * Plugin Name: Classic Commerce
+ * Plugin URI: https://github.com/ClassicPress-plugins/classic-commerce
+ * Description: A simple, powerful and independent e-commerce platform. Sell anything with ease.
+ * Version: 1.0.3
+ * Author: ClassicPress Research Team
+ * Author URI: https://github.com/ClassicPress-plugins/classic-commerce
+ * Text Domain: classic-commerce
+ * Domain Path: /i18n/languages/
+ *
+ * @package WooCommerce
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly.
+}
+
+if ( ! function_exists( 'is_plugin_active' ) ) {
+	include_once ABSPATH . 'wp-admin/includes/plugin.php';
+}
+
+/**
+ * Shows an error message when WooCommerce is detected as currently active.
+ *
+ * WooCommerce and Classic Commerce cannot both be active at once.
+ *
+ * @return void
+ */
+function cc_wc_already_active_notice() {
+	echo '<div class="notice error is-dismissible">';
+	echo '<p><strong>';
+	echo esc_html__( 'You must deactivate WooCommerce before activating Classic Commerce.', 'classic-commerce' );
+	echo '</strong></p>';
+	echo '<p>';
+	echo esc_html__( 'Classic Commerce has not been activated.', 'classic-commerce' );
+	echo '</p>';
+	echo '</div>';
+}
+
+/**
+ * Shows an error message when Classic Commerce is active and the user attempts
+ * to activate WooCommerce.
+ *
+ * WooCommerce and Classic Commerce cannot both be active at once.
+ *
+ * @return void
+ */
+function cc_wc_activate_attempted_notice() {
+	echo '<div class="notice error is-dismissible">';
+	echo '<p><strong>';
+	echo esc_html__( 'You must deactivate Classic Commerce before activating WooCommerce.', 'classic-commerce' );
+	echo '</strong></p>';
+	echo '<p>';
+	echo esc_html__( 'WooCommerce has not been activated.', 'classic-commerce' );
+	echo '</p>';
+	echo '</div>';
+}
+
+$_cc_can_load = true;
+
+// Check if WooCommerce is already active.  In this case we need to block
+// Classic Commerce from being activated to avoid fatal errors.
+if (
+	file_exists( WP_PLUGIN_DIR . '/woocommerce/woocommerce.php' ) &&
+	// Make sure we are really looking at WooCommerce and not the compatibility plugin!
+	file_exists( WP_PLUGIN_DIR . '/woocommerce/includes/class-woocommerce.php' ) &&
+	is_plugin_active( 'woocommerce/woocommerce.php' )
+) {
+
+	// WooCommerce is already active. Show an admin notice.
+	add_action( 'admin_notices', 'cc_wc_already_active_notice' );
+
+	// Deactivate Classic Commerce.
+	deactivate_plugins( array( 'classic-commerce/classic-commerce.php' ) );
+
+	// Avoid showing a "Plugin activated" message in the admin screen.
+	// See also src/wp-admin/plugins.php in core.
+	unset( $_GET['activate'] );
+
+	// Do not proceed further with Classic Commerce loading.
+	$_cc_can_load = false;
+
+} else if (
+	// Check if this is a request that would activate WooCommerce.  Since
+	// Classic Commerce is already active then we also need to prevent
+	// WooCommerce from being activated, again to avoid fatal errors.
+	//
+	// Plugin activation happens after plugins load and after `init` so we need
+	// to check for the presence of the related request parameters here.
+	//
+	// See also src/wp-admin/plugins.php in core.
+	is_admin() &&
+	strpos( $_SERVER['REQUEST_URI'], '/plugins.php' ) !== false &&
+	( isset( $_REQUEST['action'] ) || isset( $_REQUEST['action2'] ) ) &&
+	// Make sure we are really looking at WooCommerce and not the compatibility plugin!
+	file_exists( WP_PLUGIN_DIR . '/woocommerce/includes/class-woocommerce.php' )
+) {
+	$is_activate_woo_request = false;
+
+	// Check if the user tried to activate WooCommerce by itself.
+	if (
+		isset( $_GET['action'] ) &&
+		$_GET['action'] === 'activate' &&
+		isset( $_GET['plugin'] ) &&
+		$_GET['plugin'] === 'woocommerce/woocommerce.php'
+	) {
+		$is_activate_woo_request = true;
+	}
+
+	// Check if the user tried to activate WooCommerce using either of the two
+	// "Bulk Actions" dropdown boxes.
+	if (
+		(
+			( isset( $_POST['action'] ) && $_POST['action'] === 'activate-selected' ) ||
+			( isset( $_POST['action2'] ) && $_POST['action2'] === 'activate-selected' )
+		) &&
+		isset( $_POST['checked'] ) &&
+		in_array( 'woocommerce/woocommerce.php', (array) wp_unslash( $_POST['checked'] ) )
+	) {
+		$is_activate_woo_request = true;
+	}
+
+	if ( $is_activate_woo_request ) {
+		// Show an admin notice.
+		add_action( 'admin_notices', 'cc_wc_activate_attempted_notice' );
+
+		// Block WooCommerce from being activated.
+		unset( $_GET['action'] );
+		unset( $_POST['action'] );
+		unset( $_REQUEST['action'] );
+		unset( $_POST['action2'] );
+		unset( $_REQUEST['action2'] );
+
+		// Proceed normally with the Classic Commerce loading process below.
+	}
+}
+
+if ( $_cc_can_load ) {
+
+	////////////////////////////////////////////
+	// BEGIN CLASSIC COMMERCE LOADING PROCESS //
+	////////////////////////////////////////////
+
+	// Load the Update Client to manage Classic Commerce updates.
+	include_once dirname( __FILE__ ) . '/includes/class-wc-update-client.php';
+
+	// Define WC_PLUGIN_FILE.
+	if ( ! defined( 'WC_PLUGIN_FILE' ) ) {
+		define( 'WC_PLUGIN_FILE', __FILE__ );
+	}
+
+	// Include the main WooCommerce class.
+	if ( ! class_exists( 'WooCommerce' ) ) {
+		include_once dirname( __FILE__ ) . '/includes/class-woocommerce.php';
+	}
+
+	/**
+	 * Main instance of WooCommerce.
+	 *
+	 * Returns the main instance of WC to prevent the need to use globals.
+	 *
+	 * @since  2.1
+	 * @return WooCommerce
+	 */
+	function wc() {
+		return WooCommerce::instance();
+	}
+
+	// Global for backwards compatibility.
+	$GLOBALS['woocommerce'] = wc();
+
+	//////////////////////////////////////////
+	// END CLASSIC COMMERCE LOADING PROCESS //
+	//////////////////////////////////////////
+
+}
+
+// Do not add any new code here!  All code required to load Classic Commerce
+// must go inside the "CLASSIC COMMERCE LOADING PROCESS" block above.
diff --git a/includes/class-woocommerce.php b/includes/class-woocommerce.php
index 5b1e6ab558..ae3adb7834 100644
--- a/includes/class-woocommerce.php
+++ b/includes/class-woocommerce.php
@@ -1,721 +1,721 @@
-<?php
-/**
- * Classic Commerce setup
- *
- * @package Classic Commerce
- * @since   WC-3.2.0
- */
-
-defined( 'ABSPATH' ) || exit;
-
-/**
- * Main Classic Commerce Class.
- *
- * @class WooCommerce
- */
-final class WooCommerce {
-
-	/**
-	 * Classic Commerce version.
-	 *
-	 * @var string
-	 */
-	public $version = '3.5.3';
-	public $cc_version = '1.0.1';
-
-	/**
-	 * The single instance of the class.
-	 *
-	 * @var   Classic Commerce
-	 * @since WC-2.1
-	 */
-	protected static $_instance = null;
-
-	/**
-	 * Session instance.
-	 *
-	 * @var WC_Session|WC_Session_Handler
-	 */
-	public $session = null;
-
-	/**
-	 * Query instance.
-	 *
-	 * @var WC_Query
-	 */
-	public $query = null;
-
-	/**
-	 * Product factory instance.
-	 *
-	 * @var WC_Product_Factory
-	 */
-	public $product_factory = null;
-
-	/**
-	 * Countries instance.
-	 *
-	 * @var WC_Countries
-	 */
-	public $countries = null;
-
-	/**
-	 * Integrations instance.
-	 *
-	 * @var WC_Integrations
-	 */
-	public $integrations = null;
-
-	/**
-	 * Cart instance.
-	 *
-	 * @var WC_Cart
-	 */
-	public $cart = null;
-
-	/**
-	 * Customer instance.
-	 *
-	 * @var WC_Customer
-	 */
-	public $customer = null;
-
-	/**
-	 * Order factory instance.
-	 *
-	 * @var WC_Order_Factory
-	 */
-	public $order_factory = null;
-
-	/**
-	 * Structured data instance.
-	 *
-	 * @var WC_Structured_Data
-	 */
-	public $structured_data = null;
-
-	/**
-	 * Array of deprecated hook handlers.
-	 *
-	 * @var array of WC_Deprecated_Hooks
-	 */
-	public $deprecated_hook_handlers = array();
-
-	/**
-	 * Main Classic Commerce Instance.
-	 *
-	 * Ensures only one instance of Classic Commerce is loaded or can be loaded.
-	 *
-	 * @since WC-2.1
-	 * @static
-	 * @see WC()
-	 * @return Classic Commerce - Main instance.
-	 */
-	public static function instance() {
-		if ( is_null( self::$_instance ) ) {
-			self::$_instance = new self();
-		}
-		return self::$_instance;
-	}
-
-	/**
-	 * Cloning is forbidden.
-	 *
-	 * @since WC-2.1
-	 */
-	public function __clone() {
-		wc_doing_it_wrong( __FUNCTION__, __( 'Cloning is forbidden.', 'classic-commerce' ), '2.1' );
-	}
-
-	/**
-	 * Unserializing instances of this class is forbidden.
-	 *
-	 * @since WC-2.1
-	 */
-	public function __wakeup() {
-		wc_doing_it_wrong( __FUNCTION__, __( 'Unserializing instances of this class is forbidden.', 'classic-commerce' ), '2.1' );
-	}
-
-	/**
-	 * Auto-load in-accessible properties on demand.
-	 *
-	 * @param mixed $key Key name.
-	 * @return mixed
-	 */
-	public function __get( $key ) {
-		if ( in_array( $key, array( 'payment_gateways', 'shipping', 'mailer', 'checkout' ), true ) ) {
-			return $this->$key();
-		}
-	}
-
-	/**
-	 * Classic Commerce Constructor.
-	 */
-	public function __construct() {
-		$this->define_constants();
-		$this->includes();
-		$this->init_hooks();
-
-		do_action( 'woocommerce_loaded' );
-	}
-
-	/**
-	 * Hook into actions and filters.
-	 *
-	 * @since WC-2.3
-	 */
-	private function init_hooks() {
-		register_activation_hook( WC_PLUGIN_FILE, array( 'WC_Install', 'install' ) );
-		register_shutdown_function( array( $this, 'log_errors' ) );
-		add_action( 'after_setup_theme', array( $this, 'setup_environment' ) );
-		add_action( 'after_setup_theme', array( $this, 'include_template_functions' ), 11 );
-		add_action( 'init', array( $this, 'init' ), 0 );
-		add_action( 'init', array( 'WC_Shortcodes', 'init' ) );
-		add_action( 'init', array( 'WC_Emails', 'init_transactional_emails' ) );
-		add_action( 'init', array( $this, 'wpdb_table_fix' ), 0 );
-		add_action( 'init', array( $this, 'add_image_sizes' ) );
-		add_action( 'switch_blog', array( $this, 'wpdb_table_fix' ), 0 );
-		add_action( 'admin_head', array( $this, 'load_icon_style' ) );
-	}
-	
-	/**
-	 * Some plugins block loading of menu.css causing the CC menu icon to display incorrectly.
-	 * Here we add the necessary style to ensure the icon style is loaded.
-	 */
-	public function load_icon_style() {
-		echo '<style>#adminmenu #toplevel_page_woocommerce .wp-menu-image img{max-width:20px;height:20px;margin-top:-3px}</style>';
-	}
-
-	/**
-	 * Ensures fatal errors are logged so they can be picked up in the status report.
-	 *
-	 * @since WC-3.2.0
-	 */
-	public function log_errors() {
-		$error = error_get_last();
-		if ( $error && in_array( $error['type'], array( E_ERROR, E_PARSE, E_COMPILE_ERROR, E_USER_ERROR, E_RECOVERABLE_ERROR ) ) ) {
-			$logger = wc_get_logger();
-			$logger->critical(
-				/* translators: 1: error message 2: file name and path 3: line number */
-				sprintf( __( '%1$s in %2$s on line %3$s', 'classic-commerce' ), $error['message'], $error['file'], $error['line'] ) . PHP_EOL,
-				array(
-					'source' => 'fatal-errors',
-				)
-			);
-			do_action( 'woocommerce_shutdown_error', $error );
-		}
-	}
-
-	/**
-	 * Define WC Constants.
-	 */
-	private function define_constants() {
-		$upload_dir = wp_upload_dir( null, false );
-
-		$this->define( 'WC_ABSPATH', dirname( WC_PLUGIN_FILE ) . '/' );
-		$this->define( 'WC_PLUGIN_BASENAME', plugin_basename( WC_PLUGIN_FILE ) );
-		$this->define( 'WC_VERSION', $this->version );
-		$this->define( 'WOOCOMMERCE_VERSION', $this->version );
-		$this->define( 'WC_ROUNDING_PRECISION', 6 );
-		$this->define( 'WC_DISCOUNT_ROUNDING_MODE', 2 );
-		$this->define( 'WC_TAX_ROUNDING_MODE', 'yes' === get_option( 'woocommerce_prices_include_tax', 'no' ) ? 2 : 1 );
-		$this->define( 'WC_DELIMITER', '|' );
-		$this->define( 'WC_LOG_DIR', $upload_dir['basedir'] . '/wc-logs/' );
-		$this->define( 'WC_SESSION_CACHE_GROUP', 'wc_session_id' );
-		$this->define( 'WC_TEMPLATE_DEBUG_MODE', false );
-	}
-
-	/**
-	 * Define constant if not already set.
-	 *
-	 * @param string      $name  Constant name.
-	 * @param string|bool $value Constant value.
-	 */
-	private function define( $name, $value ) {
-		if ( ! defined( $name ) ) {
-			define( $name, $value );
-		}
-	}
-
-	/**
-	 * What type of request is this?
-	 *
-	 * @param  string $type admin, ajax, cron or frontend.
-	 * @return bool
-	 */
-	private function is_request( $type ) {
-		switch ( $type ) {
-			case 'admin':
-				return is_admin();
-			case 'ajax':
-				return defined( 'DOING_AJAX' );
-			case 'cron':
-				return defined( 'DOING_CRON' );
-			case 'frontend':
-				return ( ! is_admin() || defined( 'DOING_AJAX' ) ) && ! defined( 'DOING_CRON' ) && ! defined( 'REST_REQUEST' );
-		}
-	}
-
-	/**
-	 * Include required core files used in admin and on the frontend.
-	 */
-	public function includes() {
-		/**
-		 * Class autoloader.
-		 */
-		include_once WC_ABSPATH . 'includes/class-wc-autoloader.php';
-
-		/**
-		 * Interfaces.
-		 */
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-abstract-order-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-coupon-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-customer-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-customer-download-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-customer-download-log-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-object-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-order-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-order-item-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-order-item-product-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-order-item-type-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-order-refund-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-payment-token-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-product-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-product-variable-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-shipping-zone-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-logger-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-log-handler-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-webhooks-data-store-interface.php';
-		include_once WC_ABSPATH . 'includes/interfaces/class-wc-queue-interface.php';
-
-		/**
-		 * Abstract classes.
-		 */
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-data.php';
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-object-query.php';
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-payment-token.php';
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-product.php';
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-order.php';
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-settings-api.php';
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-shipping-method.php';
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-payment-gateway.php';
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-integration.php';
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-log-handler.php';
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-deprecated-hooks.php';
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-session.php';
-		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-privacy.php';
-
-		/**
-		 * Core classes.
-		 */
-		include_once WC_ABSPATH . 'includes/wc-core-functions.php';
-		include_once WC_ABSPATH . 'includes/class-wc-datetime.php';
-		include_once WC_ABSPATH . 'includes/class-wc-post-types.php';
-		include_once WC_ABSPATH . 'includes/class-wc-install.php';
-		include_once WC_ABSPATH . 'includes/class-wc-geolocation.php';
-		include_once WC_ABSPATH . 'includes/class-wc-download-handler.php';
-		include_once WC_ABSPATH . 'includes/class-wc-comments.php';
-		include_once WC_ABSPATH . 'includes/class-wc-post-data.php';
-		include_once WC_ABSPATH . 'includes/class-wc-ajax.php';
-		include_once WC_ABSPATH . 'includes/class-wc-emails.php';
-		include_once WC_ABSPATH . 'includes/class-wc-data-exception.php';
-		include_once WC_ABSPATH . 'includes/class-wc-query.php';
-		include_once WC_ABSPATH . 'includes/class-wc-meta-data.php';
-		include_once WC_ABSPATH . 'includes/class-wc-order-factory.php';
-		include_once WC_ABSPATH . 'includes/class-wc-order-query.php';
-		include_once WC_ABSPATH . 'includes/class-wc-product-factory.php';
-		include_once WC_ABSPATH . 'includes/class-wc-product-query.php';
-		include_once WC_ABSPATH . 'includes/class-wc-payment-tokens.php';
-		include_once WC_ABSPATH . 'includes/class-wc-shipping-zone.php';
-		include_once WC_ABSPATH . 'includes/gateways/class-wc-payment-gateway-cc.php';
-		include_once WC_ABSPATH . 'includes/gateways/class-wc-payment-gateway-echeck.php';
-		include_once WC_ABSPATH . 'includes/class-wc-countries.php';
-		include_once WC_ABSPATH . 'includes/class-wc-integrations.php';
-		include_once WC_ABSPATH . 'includes/class-wc-cache-helper.php';
-		include_once WC_ABSPATH . 'includes/class-wc-https.php';
-		include_once WC_ABSPATH . 'includes/class-wc-deprecated-action-hooks.php';
-		include_once WC_ABSPATH . 'includes/class-wc-deprecated-filter-hooks.php';
-		include_once WC_ABSPATH . 'includes/class-wc-background-emailer.php';
-		include_once WC_ABSPATH . 'includes/class-wc-discounts.php';
-		include_once WC_ABSPATH . 'includes/class-wc-cart-totals.php';
-		include_once WC_ABSPATH . 'includes/customizer/class-wc-shop-customizer.php';
-		include_once WC_ABSPATH . 'includes/class-wc-regenerate-images.php';
-		include_once WC_ABSPATH . 'includes/class-wc-privacy.php';
-		include_once WC_ABSPATH . 'includes/class-wc-structured-data.php';
-		include_once WC_ABSPATH . 'includes/class-wc-shortcodes.php';
-		include_once WC_ABSPATH . 'includes/class-wc-logger.php';
-		include_once WC_ABSPATH . 'includes/queue/class-wc-action-queue.php';
-		include_once WC_ABSPATH . 'includes/queue/class-wc-queue.php';
-
-		/**
-		 * Data stores - used to store and retrieve CRUD object data from the database.
-		 */
-		include_once WC_ABSPATH . 'includes/class-wc-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-data-store-wp.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-coupon-data-store-cpt.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-product-data-store-cpt.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-product-grouped-data-store-cpt.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-product-variable-data-store-cpt.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-product-variation-data-store-cpt.php';
-		include_once WC_ABSPATH . 'includes/data-stores/abstract-wc-order-item-type-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-item-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-item-coupon-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-item-fee-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-item-product-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-item-shipping-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-item-tax-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-payment-token-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-customer-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-customer-data-store-session.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-customer-download-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-customer-download-log-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-shipping-zone-data-store.php';
-		include_once WC_ABSPATH . 'includes/data-stores/abstract-wc-order-data-store-cpt.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-data-store-cpt.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-refund-data-store-cpt.php';
-		include_once WC_ABSPATH . 'includes/data-stores/class-wc-webhook-data-store.php';
-
-		/**
-		 * REST API.
-		 */
-		include_once WC_ABSPATH . 'includes/legacy/class-wc-legacy-api.php';
-		include_once WC_ABSPATH . 'includes/class-wc-api.php';
-		include_once WC_ABSPATH . 'includes/class-wc-auth.php';
-		include_once WC_ABSPATH . 'includes/class-wc-register-wp-admin-settings.php';
-
-		/**
-		 * Libraries
-		 */
-		include_once WC_ABSPATH . 'includes/libraries/action-scheduler/action-scheduler.php';
-
-		if ( defined( 'WP_CLI' ) && WP_CLI ) {
-			include_once WC_ABSPATH . 'includes/class-wc-cli.php';
-		}
-
-		if ( $this->is_request( 'admin' ) ) {
-			include_once WC_ABSPATH . 'includes/admin/class-wc-admin.php';
-		}
-
-		if ( $this->is_request( 'frontend' ) ) {
-			$this->frontend_includes();
-		}
-
-		$this->theme_support_includes();
-		$this->query = new WC_Query();
-		$this->api   = new WC_API();
-	}
-
-	/**
-	 * Include classes for theme support.
-	 *
-	 * @since WC-3.3.0
-	 */
-	private function theme_support_includes() {
-		if ( wc_is_active_theme( array( 'classicpress-twentyseventeen', 'classicpress-twentysixteen', 'classicpress-twentyfifteen', 'twentyseventeen', 'twentysixteen', 'twentyfifteen' ) ) ) {
-			switch ( get_template() ) {
-				case 'classicpress-twentyfifteen':
-					include_once WC_ABSPATH . 'includes/theme-support/class-wc-twenty-fifteen.php';
-					break;
-				case 'classicpress-twentysixteen':
-					include_once WC_ABSPATH . 'includes/theme-support/class-wc-twenty-sixteen.php';
-					break;
-				case 'classicpress-twentyseventeen':
-					include_once WC_ABSPATH . 'includes/theme-support/class-wc-twenty-seventeen.php';
-					break;
-				case 'twentyfifteen':
-					include_once WC_ABSPATH . 'includes/theme-support/class-wc-twenty-fifteen.php';
-					break;
-				case 'twentysixteen':
-					include_once WC_ABSPATH . 'includes/theme-support/class-wc-twenty-sixteen.php';
-					break;
-				case 'twentyseventeen':
-					include_once WC_ABSPATH . 'includes/theme-support/class-wc-twenty-seventeen.php';
-					break;
-			}
-		}
-	}
-
-	/**
-	 * Include required frontend files.
-	 */
-	public function frontend_includes() {
-		include_once WC_ABSPATH . 'includes/wc-cart-functions.php';
-		include_once WC_ABSPATH . 'includes/wc-notice-functions.php';
-		include_once WC_ABSPATH . 'includes/wc-template-hooks.php';
-		include_once WC_ABSPATH . 'includes/class-wc-template-loader.php';
-		include_once WC_ABSPATH . 'includes/class-wc-frontend-scripts.php';
-		include_once WC_ABSPATH . 'includes/class-wc-form-handler.php';
-		include_once WC_ABSPATH . 'includes/class-wc-cart.php';
-		include_once WC_ABSPATH . 'includes/class-wc-tax.php';
-		include_once WC_ABSPATH . 'includes/class-wc-shipping-zones.php';
-		include_once WC_ABSPATH . 'includes/class-wc-customer.php';
-		include_once WC_ABSPATH . 'includes/class-wc-embed.php';
-		include_once WC_ABSPATH . 'includes/class-wc-session-handler.php';
-	}
-
-	/**
-	 * Function used to Init Classic Commerce Template Functions - This makes them pluggable by plugins and themes.
-	 */
-	public function include_template_functions() {
-		include_once WC_ABSPATH . 'includes/wc-template-functions.php';
-	}
-
-	/**
-	 * Init Classic Commerce when WordPress Initialises.
-	 */
-	public function init() {
-		// Before init action.
-		do_action( 'before_woocommerce_init' );
-
-		// Set up localisation.
-		$this->load_plugin_textdomain();
-
-		// Load class instances.
-		$this->product_factory                     = new WC_Product_Factory();
-		$this->order_factory                       = new WC_Order_Factory();
-		$this->countries                           = new WC_Countries();
-		$this->integrations                        = new WC_Integrations();
-		$this->structured_data                     = new WC_Structured_Data();
-		$this->deprecated_hook_handlers['actions'] = new WC_Deprecated_Action_Hooks();
-		$this->deprecated_hook_handlers['filters'] = new WC_Deprecated_Filter_Hooks();
-
-		// Classes/actions loaded for the frontend and for ajax requests.
-		if ( $this->is_request( 'frontend' ) ) {
-			// Session class, handles session data for users - can be overwritten if custom handler is needed.
-			$session_class = apply_filters( 'woocommerce_session_handler', 'WC_Session_Handler' );
-			$this->session = new $session_class();
-			$this->session->init();
-
-			$this->customer = new WC_Customer( get_current_user_id(), true );
-			// Cart needs the customer info.
-			$this->cart = new WC_Cart();
-
-			// Customer should be saved during shutdown.
-			add_action( 'shutdown', array( $this->customer, 'save' ), 10 );
-		}
-
-		$this->load_webhooks();
-
-		// Init action.
-		do_action( 'woocommerce_init' );
-	}
-
-	/**
-	 * Load Localisation files.
-	 *
-	 * Note: the first-loaded translation file overrides any following ones if the same translation is present.
-	 *
-	 * Locales found in:
-	 *      - WP_LANG_DIR/woocommerce/woocommerce-LOCALE.mo
-	 *      - WP_LANG_DIR/plugins/woocommerce-LOCALE.mo
-	 */
-	public function load_plugin_textdomain() {
-		$locale = is_admin() && function_exists( 'get_user_locale' ) ? get_user_locale() : get_locale();
-		$locale = apply_filters( 'plugin_locale', $locale, 'classic-commerce' );
-
-		unload_textdomain( 'classic-commerce' );
-		load_textdomain( 'classic-commerce', WP_LANG_DIR . '/classic-commerce/classic-commerce-' . $locale . '.mo' );
-		load_plugin_textdomain( 'classic-commerce', false, plugin_basename( dirname( WC_PLUGIN_FILE ) ) . '/i18n/languages' );
-	}
-
-	/**
-	 * Ensure theme and server variable compatibility and setup image sizes.
-	 */
-	public function setup_environment() {
-		/* @deprecated WC-2.2 Use WC()->template_path() instead. */
-		$this->define( 'WC_TEMPLATE_PATH', $this->template_path() );
-
-		$this->add_thumbnail_support();
-	}
-
-	/**
-	 * Ensure post thumbnail support is turned on.
-	 */
-	private function add_thumbnail_support() {
-		if ( ! current_theme_supports( 'post-thumbnails' ) ) {
-			add_theme_support( 'post-thumbnails' );
-		}
-		add_post_type_support( 'product', 'thumbnail' );
-	}
-
-	/**
-	 * Add WC Image sizes to WP.
-	 *
-	 * As of 3.3, image sizes can be registered via themes using add_theme_support for woocommerce
-	 * and defining an array of args. If these are not defined, we will use defaults. This is
-	 * handled in wc_get_image_size function.
-	 *
-	 * 3.3 sizes:
-	 *
-	 * woocommerce_thumbnail - Used in product listings. We assume these work for a 3 column grid layout.
-	 * woocommerce_single - Used on single product pages for the main image.
-	 *
-	 * @since WC-2.3
-	 */
-	public function add_image_sizes() {
-		$thumbnail         = wc_get_image_size( 'thumbnail' );
-		$single            = wc_get_image_size( 'single' );
-		$gallery_thumbnail = wc_get_image_size( 'gallery_thumbnail' );
-
-		add_image_size( 'woocommerce_thumbnail', $thumbnail['width'], $thumbnail['height'], $thumbnail['crop'] );
-		add_image_size( 'woocommerce_single', $single['width'], $single['height'], $single['crop'] );
-		add_image_size( 'woocommerce_gallery_thumbnail', $gallery_thumbnail['width'], $gallery_thumbnail['height'], $gallery_thumbnail['crop'] );
-
-		// Registered for bw compat. @todo remove in 4.0.
-		add_image_size( 'shop_catalog', $thumbnail['width'], $thumbnail['height'], $thumbnail['crop'] );
-		add_image_size( 'shop_single', $single['width'], $single['height'], $single['crop'] );
-		add_image_size( 'shop_thumbnail', $gallery_thumbnail['width'], $gallery_thumbnail['height'], $gallery_thumbnail['crop'] );
-	}
-
-	/**
-	 * Get the plugin url.
-	 *
-	 * @return string
-	 */
-	public function plugin_url() {
-		return untrailingslashit( plugins_url( '/', WC_PLUGIN_FILE ) );
-	}
-
-	/**
-	 * Get the plugin path.
-	 *
-	 * @return string
-	 */
-	public function plugin_path() {
-		return untrailingslashit( plugin_dir_path( WC_PLUGIN_FILE ) );
-	}
-
-	/**
-	 * Get the template path.
-	 *
-	 * @return string
-	 */
-	public function template_path() {
-		$templatepath = file_exists( get_stylesheet_directory() . '/classic-commerce/' ) ? 'classic-commerce/' : 'woocommerce/';
-		return apply_filters( 'woocommerce_template_path', $templatepath );
-	}
-
-	/**
-	 * Get Ajax URL.
-	 *
-	 * @return string
-	 */
-	public function ajax_url() {
-		return admin_url( 'admin-ajax.php', 'relative' );
-	}
-
-	/**
-	 * Return the WC API URL for a given request.
-	 *
-	 * @param string    $request Requested endpoint.
-	 * @param bool|null $ssl     If should use SSL, null if should auto detect. Default: null.
-	 * @return string
-	 */
-	public function api_request_url( $request, $ssl = null ) {
-		if ( is_null( $ssl ) ) {
-			$scheme = wp_parse_url( home_url(), PHP_URL_SCHEME );
-		} elseif ( $ssl ) {
-			$scheme = 'https';
-		} else {
-			$scheme = 'http';
-		}
-
-		if ( strstr( get_option( 'permalink_structure' ), '/index.php/' ) ) {
-			$api_request_url = trailingslashit( home_url( '/index.php/wc-api/' . $request, $scheme ) );
-		} elseif ( get_option( 'permalink_structure' ) ) {
-			$api_request_url = trailingslashit( home_url( '/wc-api/' . $request, $scheme ) );
-		} else {
-			$api_request_url = add_query_arg( 'wc-api', $request, trailingslashit( home_url( '', $scheme ) ) );
-		}
-
-		return esc_url_raw( apply_filters( 'woocommerce_api_request_url', $api_request_url, $request, $ssl ) );
-	}
-
-	/**
-	 * Load & enqueue active webhooks.
-	 *
-	 * @since WC-2.2
-	 */
-	private function load_webhooks() {
-
-		if ( ! is_blog_installed() ) {
-			return;
-		}
-
-		wc_load_webhooks();
-	}
-
-	/**
-	 * Classic Commerce Payment Token Meta API and Term/Order item Meta - set table names.
-	 */
-	public function wpdb_table_fix() {
-		global $wpdb;
-		$wpdb->payment_tokenmeta = $wpdb->prefix . 'woocommerce_payment_tokenmeta';
-		$wpdb->order_itemmeta    = $wpdb->prefix . 'woocommerce_order_itemmeta';
-		$wpdb->tables[]          = 'woocommerce_payment_tokenmeta';
-		$wpdb->tables[]          = 'woocommerce_order_itemmeta';
-
-		if ( get_option( 'db_version' ) < 34370 ) {
-			$wpdb->woocommerce_termmeta = $wpdb->prefix . 'woocommerce_termmeta';
-			$wpdb->tables[]             = 'woocommerce_termmeta';
-		}
-	}
-	
-	/**
-	 * Generates user agent
-	 *
-	 * @param string    $webhook Optional webhook (eg Hookshot).
-	 * @return string
-	 */
-	public static function user_agent_header( $webhook = '' ) {
-		if ( ! empty( $webhook ) ) {
-			$webhook = ' ' . $webhook;
-		}
-		return sprintf( 'WooCommerce/%s%s (compatible; Classic Commerce/%s)', WC()->version, $webhook, WC()->cc_version );
-	}
-
-	/**
-	 * Get queue instance.
-	 *
-	 * @return WC_Queue_Interface
-	 */
-	public function queue() {
-		return WC_Queue::instance();
-	}
-
-	/**
-	 * Get Checkout Class.
-	 *
-	 * @return WC_Checkout
-	 */
-	public function checkout() {
-		return WC_Checkout::instance();
-	}
-
-	/**
-	 * Get gateways class.
-	 *
-	 * @return WC_Payment_Gateways
-	 */
-	public function payment_gateways() {
-		return WC_Payment_Gateways::instance();
-	}
-
-	/**
-	 * Get shipping class.
-	 *
-	 * @return WC_Shipping
-	 */
-	public function shipping() {
-		return WC_Shipping::instance();
-	}
-
-	/**
-	 * Email Class.
-	 *
-	 * @return WC_Emails
-	 */
-	public function mailer() {
-		return WC_Emails::instance();
-	}
-}
+<?php
+/**
+ * Classic Commerce setup
+ *
+ * @package Classic Commerce
+ * @since   WC-3.2.0
+ */
+
+defined( 'ABSPATH' ) || exit;
+
+/**
+ * Main Classic Commerce Class.
+ *
+ * @class WooCommerce
+ */
+final class WooCommerce {
+
+	/**
+	 * Classic Commerce version.
+	 *
+	 * @var string
+	 */
+	public $version = '3.5.3';
+	public $cc_version = '1.0.3';
+
+	/**
+	 * The single instance of the class.
+	 *
+	 * @var   Classic Commerce
+	 * @since WC-2.1
+	 */
+	protected static $_instance = null;
+
+	/**
+	 * Session instance.
+	 *
+	 * @var WC_Session|WC_Session_Handler
+	 */
+	public $session = null;
+
+	/**
+	 * Query instance.
+	 *
+	 * @var WC_Query
+	 */
+	public $query = null;
+
+	/**
+	 * Product factory instance.
+	 *
+	 * @var WC_Product_Factory
+	 */
+	public $product_factory = null;
+
+	/**
+	 * Countries instance.
+	 *
+	 * @var WC_Countries
+	 */
+	public $countries = null;
+
+	/**
+	 * Integrations instance.
+	 *
+	 * @var WC_Integrations
+	 */
+	public $integrations = null;
+
+	/**
+	 * Cart instance.
+	 *
+	 * @var WC_Cart
+	 */
+	public $cart = null;
+
+	/**
+	 * Customer instance.
+	 *
+	 * @var WC_Customer
+	 */
+	public $customer = null;
+
+	/**
+	 * Order factory instance.
+	 *
+	 * @var WC_Order_Factory
+	 */
+	public $order_factory = null;
+
+	/**
+	 * Structured data instance.
+	 *
+	 * @var WC_Structured_Data
+	 */
+	public $structured_data = null;
+
+	/**
+	 * Array of deprecated hook handlers.
+	 *
+	 * @var array of WC_Deprecated_Hooks
+	 */
+	public $deprecated_hook_handlers = array();
+
+	/**
+	 * Main Classic Commerce Instance.
+	 *
+	 * Ensures only one instance of Classic Commerce is loaded or can be loaded.
+	 *
+	 * @since WC-2.1
+	 * @static
+	 * @see WC()
+	 * @return Classic Commerce - Main instance.
+	 */
+	public static function instance() {
+		if ( is_null( self::$_instance ) ) {
+			self::$_instance = new self();
+		}
+		return self::$_instance;
+	}
+
+	/**
+	 * Cloning is forbidden.
+	 *
+	 * @since WC-2.1
+	 */
+	public function __clone() {
+		wc_doing_it_wrong( __FUNCTION__, __( 'Cloning is forbidden.', 'classic-commerce' ), '2.1' );
+	}
+
+	/**
+	 * Unserializing instances of this class is forbidden.
+	 *
+	 * @since WC-2.1
+	 */
+	public function __wakeup() {
+		wc_doing_it_wrong( __FUNCTION__, __( 'Unserializing instances of this class is forbidden.', 'classic-commerce' ), '2.1' );
+	}
+
+	/**
+	 * Auto-load in-accessible properties on demand.
+	 *
+	 * @param mixed $key Key name.
+	 * @return mixed
+	 */
+	public function __get( $key ) {
+		if ( in_array( $key, array( 'payment_gateways', 'shipping', 'mailer', 'checkout' ), true ) ) {
+			return $this->$key();
+		}
+	}
+
+	/**
+	 * Classic Commerce Constructor.
+	 */
+	public function __construct() {
+		$this->define_constants();
+		$this->includes();
+		$this->init_hooks();
+
+		do_action( 'woocommerce_loaded' );
+	}
+
+	/**
+	 * Hook into actions and filters.
+	 *
+	 * @since WC-2.3
+	 */
+	private function init_hooks() {
+		register_activation_hook( WC_PLUGIN_FILE, array( 'WC_Install', 'install' ) );
+		register_shutdown_function( array( $this, 'log_errors' ) );
+		add_action( 'after_setup_theme', array( $this, 'setup_environment' ) );
+		add_action( 'after_setup_theme', array( $this, 'include_template_functions' ), 11 );
+		add_action( 'init', array( $this, 'init' ), 0 );
+		add_action( 'init', array( 'WC_Shortcodes', 'init' ) );
+		add_action( 'init', array( 'WC_Emails', 'init_transactional_emails' ) );
+		add_action( 'init', array( $this, 'wpdb_table_fix' ), 0 );
+		add_action( 'init', array( $this, 'add_image_sizes' ) );
+		add_action( 'switch_blog', array( $this, 'wpdb_table_fix' ), 0 );
+		add_action( 'admin_head', array( $this, 'load_icon_style' ) );
+	}
+	
+	/**
+	 * Some plugins block loading of menu.css causing the CC menu icon to display incorrectly.
+	 * Here we add the necessary style to ensure the icon style is loaded.
+	 */
+	public function load_icon_style() {
+		echo '<style>#adminmenu #toplevel_page_woocommerce .wp-menu-image img{max-width:20px;height:20px;margin-top:-3px}</style>';
+	}
+
+	/**
+	 * Ensures fatal errors are logged so they can be picked up in the status report.
+	 *
+	 * @since WC-3.2.0
+	 */
+	public function log_errors() {
+		$error = error_get_last();
+		if ( $error && in_array( $error['type'], array( E_ERROR, E_PARSE, E_COMPILE_ERROR, E_USER_ERROR, E_RECOVERABLE_ERROR ) ) ) {
+			$logger = wc_get_logger();
+			$logger->critical(
+				/* translators: 1: error message 2: file name and path 3: line number */
+				sprintf( __( '%1$s in %2$s on line %3$s', 'classic-commerce' ), $error['message'], $error['file'], $error['line'] ) . PHP_EOL,
+				array(
+					'source' => 'fatal-errors',
+				)
+			);
+			do_action( 'woocommerce_shutdown_error', $error );
+		}
+	}
+
+	/**
+	 * Define WC Constants.
+	 */
+	private function define_constants() {
+		$upload_dir = wp_upload_dir( null, false );
+
+		$this->define( 'WC_ABSPATH', dirname( WC_PLUGIN_FILE ) . '/' );
+		$this->define( 'WC_PLUGIN_BASENAME', plugin_basename( WC_PLUGIN_FILE ) );
+		$this->define( 'WC_VERSION', $this->version );
+		$this->define( 'WOOCOMMERCE_VERSION', $this->version );
+		$this->define( 'WC_ROUNDING_PRECISION', 6 );
+		$this->define( 'WC_DISCOUNT_ROUNDING_MODE', 2 );
+		$this->define( 'WC_TAX_ROUNDING_MODE', 'yes' === get_option( 'woocommerce_prices_include_tax', 'no' ) ? 2 : 1 );
+		$this->define( 'WC_DELIMITER', '|' );
+		$this->define( 'WC_LOG_DIR', $upload_dir['basedir'] . '/wc-logs/' );
+		$this->define( 'WC_SESSION_CACHE_GROUP', 'wc_session_id' );
+		$this->define( 'WC_TEMPLATE_DEBUG_MODE', false );
+	}
+
+	/**
+	 * Define constant if not already set.
+	 *
+	 * @param string      $name  Constant name.
+	 * @param string|bool $value Constant value.
+	 */
+	private function define( $name, $value ) {
+		if ( ! defined( $name ) ) {
+			define( $name, $value );
+		}
+	}
+
+	/**
+	 * What type of request is this?
+	 *
+	 * @param  string $type admin, ajax, cron or frontend.
+	 * @return bool
+	 */
+	private function is_request( $type ) {
+		switch ( $type ) {
+			case 'admin':
+				return is_admin();
+			case 'ajax':
+				return defined( 'DOING_AJAX' );
+			case 'cron':
+				return defined( 'DOING_CRON' );
+			case 'frontend':
+				return ( ! is_admin() || defined( 'DOING_AJAX' ) ) && ! defined( 'DOING_CRON' ) && ! defined( 'REST_REQUEST' );
+		}
+	}
+
+	/**
+	 * Include required core files used in admin and on the frontend.
+	 */
+	public function includes() {
+		/**
+		 * Class autoloader.
+		 */
+		include_once WC_ABSPATH . 'includes/class-wc-autoloader.php';
+
+		/**
+		 * Interfaces.
+		 */
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-abstract-order-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-coupon-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-customer-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-customer-download-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-customer-download-log-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-object-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-order-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-order-item-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-order-item-product-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-order-item-type-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-order-refund-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-payment-token-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-product-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-product-variable-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-shipping-zone-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-logger-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-log-handler-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-webhooks-data-store-interface.php';
+		include_once WC_ABSPATH . 'includes/interfaces/class-wc-queue-interface.php';
+
+		/**
+		 * Abstract classes.
+		 */
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-data.php';
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-object-query.php';
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-payment-token.php';
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-product.php';
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-order.php';
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-settings-api.php';
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-shipping-method.php';
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-payment-gateway.php';
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-integration.php';
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-log-handler.php';
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-deprecated-hooks.php';
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-session.php';
+		include_once WC_ABSPATH . 'includes/abstracts/abstract-wc-privacy.php';
+
+		/**
+		 * Core classes.
+		 */
+		include_once WC_ABSPATH . 'includes/wc-core-functions.php';
+		include_once WC_ABSPATH . 'includes/class-wc-datetime.php';
+		include_once WC_ABSPATH . 'includes/class-wc-post-types.php';
+		include_once WC_ABSPATH . 'includes/class-wc-install.php';
+		include_once WC_ABSPATH . 'includes/class-wc-geolocation.php';
+		include_once WC_ABSPATH . 'includes/class-wc-download-handler.php';
+		include_once WC_ABSPATH . 'includes/class-wc-comments.php';
+		include_once WC_ABSPATH . 'includes/class-wc-post-data.php';
+		include_once WC_ABSPATH . 'includes/class-wc-ajax.php';
+		include_once WC_ABSPATH . 'includes/class-wc-emails.php';
+		include_once WC_ABSPATH . 'includes/class-wc-data-exception.php';
+		include_once WC_ABSPATH . 'includes/class-wc-query.php';
+		include_once WC_ABSPATH . 'includes/class-wc-meta-data.php';
+		include_once WC_ABSPATH . 'includes/class-wc-order-factory.php';
+		include_once WC_ABSPATH . 'includes/class-wc-order-query.php';
+		include_once WC_ABSPATH . 'includes/class-wc-product-factory.php';
+		include_once WC_ABSPATH . 'includes/class-wc-product-query.php';
+		include_once WC_ABSPATH . 'includes/class-wc-payment-tokens.php';
+		include_once WC_ABSPATH . 'includes/class-wc-shipping-zone.php';
+		include_once WC_ABSPATH . 'includes/gateways/class-wc-payment-gateway-cc.php';
+		include_once WC_ABSPATH . 'includes/gateways/class-wc-payment-gateway-echeck.php';
+		include_once WC_ABSPATH . 'includes/class-wc-countries.php';
+		include_once WC_ABSPATH . 'includes/class-wc-integrations.php';
+		include_once WC_ABSPATH . 'includes/class-wc-cache-helper.php';
+		include_once WC_ABSPATH . 'includes/class-wc-https.php';
+		include_once WC_ABSPATH . 'includes/class-wc-deprecated-action-hooks.php';
+		include_once WC_ABSPATH . 'includes/class-wc-deprecated-filter-hooks.php';
+		include_once WC_ABSPATH . 'includes/class-wc-background-emailer.php';
+		include_once WC_ABSPATH . 'includes/class-wc-discounts.php';
+		include_once WC_ABSPATH . 'includes/class-wc-cart-totals.php';
+		include_once WC_ABSPATH . 'includes/customizer/class-wc-shop-customizer.php';
+		include_once WC_ABSPATH . 'includes/class-wc-regenerate-images.php';
+		include_once WC_ABSPATH . 'includes/class-wc-privacy.php';
+		include_once WC_ABSPATH . 'includes/class-wc-structured-data.php';
+		include_once WC_ABSPATH . 'includes/class-wc-shortcodes.php';
+		include_once WC_ABSPATH . 'includes/class-wc-logger.php';
+		include_once WC_ABSPATH . 'includes/queue/class-wc-action-queue.php';
+		include_once WC_ABSPATH . 'includes/queue/class-wc-queue.php';
+
+		/**
+		 * Data stores - used to store and retrieve CRUD object data from the database.
+		 */
+		include_once WC_ABSPATH . 'includes/class-wc-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-data-store-wp.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-coupon-data-store-cpt.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-product-data-store-cpt.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-product-grouped-data-store-cpt.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-product-variable-data-store-cpt.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-product-variation-data-store-cpt.php';
+		include_once WC_ABSPATH . 'includes/data-stores/abstract-wc-order-item-type-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-item-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-item-coupon-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-item-fee-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-item-product-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-item-shipping-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-item-tax-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-payment-token-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-customer-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-customer-data-store-session.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-customer-download-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-customer-download-log-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-shipping-zone-data-store.php';
+		include_once WC_ABSPATH . 'includes/data-stores/abstract-wc-order-data-store-cpt.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-data-store-cpt.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-order-refund-data-store-cpt.php';
+		include_once WC_ABSPATH . 'includes/data-stores/class-wc-webhook-data-store.php';
+
+		/**
+		 * REST API.
+		 */
+		include_once WC_ABSPATH . 'includes/legacy/class-wc-legacy-api.php';
+		include_once WC_ABSPATH . 'includes/class-wc-api.php';
+		include_once WC_ABSPATH . 'includes/class-wc-auth.php';
+		include_once WC_ABSPATH . 'includes/class-wc-register-wp-admin-settings.php';
+
+		/**
+		 * Libraries
+		 */
+		include_once WC_ABSPATH . 'includes/libraries/action-scheduler/action-scheduler.php';
+
+		if ( defined( 'WP_CLI' ) && WP_CLI ) {
+			include_once WC_ABSPATH . 'includes/class-wc-cli.php';
+		}
+
+		if ( $this->is_request( 'admin' ) ) {
+			include_once WC_ABSPATH . 'includes/admin/class-wc-admin.php';
+		}
+
+		if ( $this->is_request( 'frontend' ) ) {
+			$this->frontend_includes();
+		}
+
+		$this->theme_support_includes();
+		$this->query = new WC_Query();
+		$this->api   = new WC_API();
+	}
+
+	/**
+	 * Include classes for theme support.
+	 *
+	 * @since WC-3.3.0
+	 */
+	private function theme_support_includes() {
+		if ( wc_is_active_theme( array( 'classicpress-twentyseventeen', 'classicpress-twentysixteen', 'classicpress-twentyfifteen', 'twentyseventeen', 'twentysixteen', 'twentyfifteen' ) ) ) {
+			switch ( get_template() ) {
+				case 'classicpress-twentyfifteen':
+					include_once WC_ABSPATH . 'includes/theme-support/class-wc-twenty-fifteen.php';
+					break;
+				case 'classicpress-twentysixteen':
+					include_once WC_ABSPATH . 'includes/theme-support/class-wc-twenty-sixteen.php';
+					break;
+				case 'classicpress-twentyseventeen':
+					include_once WC_ABSPATH . 'includes/theme-support/class-wc-twenty-seventeen.php';
+					break;
+				case 'twentyfifteen':
+					include_once WC_ABSPATH . 'includes/theme-support/class-wc-twenty-fifteen.php';
+					break;
+				case 'twentysixteen':
+					include_once WC_ABSPATH . 'includes/theme-support/class-wc-twenty-sixteen.php';
+					break;
+				case 'twentyseventeen':
+					include_once WC_ABSPATH . 'includes/theme-support/class-wc-twenty-seventeen.php';
+					break;
+			}
+		}
+	}
+
+	/**
+	 * Include required frontend files.
+	 */
+	public function frontend_includes() {
+		include_once WC_ABSPATH . 'includes/wc-cart-functions.php';
+		include_once WC_ABSPATH . 'includes/wc-notice-functions.php';
+		include_once WC_ABSPATH . 'includes/wc-template-hooks.php';
+		include_once WC_ABSPATH . 'includes/class-wc-template-loader.php';
+		include_once WC_ABSPATH . 'includes/class-wc-frontend-scripts.php';
+		include_once WC_ABSPATH . 'includes/class-wc-form-handler.php';
+		include_once WC_ABSPATH . 'includes/class-wc-cart.php';
+		include_once WC_ABSPATH . 'includes/class-wc-tax.php';
+		include_once WC_ABSPATH . 'includes/class-wc-shipping-zones.php';
+		include_once WC_ABSPATH . 'includes/class-wc-customer.php';
+		include_once WC_ABSPATH . 'includes/class-wc-embed.php';
+		include_once WC_ABSPATH . 'includes/class-wc-session-handler.php';
+	}
+
+	/**
+	 * Function used to Init Classic Commerce Template Functions - This makes them pluggable by plugins and themes.
+	 */
+	public function include_template_functions() {
+		include_once WC_ABSPATH . 'includes/wc-template-functions.php';
+	}
+
+	/**
+	 * Init Classic Commerce when WordPress Initialises.
+	 */
+	public function init() {
+		// Before init action.
+		do_action( 'before_woocommerce_init' );
+
+		// Set up localisation.
+		$this->load_plugin_textdomain();
+
+		// Load class instances.
+		$this->product_factory                     = new WC_Product_Factory();
+		$this->order_factory                       = new WC_Order_Factory();
+		$this->countries                           = new WC_Countries();
+		$this->integrations                        = new WC_Integrations();
+		$this->structured_data                     = new WC_Structured_Data();
+		$this->deprecated_hook_handlers['actions'] = new WC_Deprecated_Action_Hooks();
+		$this->deprecated_hook_handlers['filters'] = new WC_Deprecated_Filter_Hooks();
+
+		// Classes/actions loaded for the frontend and for ajax requests.
+		if ( $this->is_request( 'frontend' ) ) {
+			// Session class, handles session data for users - can be overwritten if custom handler is needed.
+			$session_class = apply_filters( 'woocommerce_session_handler', 'WC_Session_Handler' );
+			$this->session = new $session_class();
+			$this->session->init();
+
+			$this->customer = new WC_Customer( get_current_user_id(), true );
+			// Cart needs the customer info.
+			$this->cart = new WC_Cart();
+
+			// Customer should be saved during shutdown.
+			add_action( 'shutdown', array( $this->customer, 'save' ), 10 );
+		}
+
+		$this->load_webhooks();
+
+		// Init action.
+		do_action( 'woocommerce_init' );
+	}
+
+	/**
+	 * Load Localisation files.
+	 *
+	 * Note: the first-loaded translation file overrides any following ones if the same translation is present.
+	 *
+	 * Locales found in:
+	 *      - WP_LANG_DIR/woocommerce/woocommerce-LOCALE.mo
+	 *      - WP_LANG_DIR/plugins/woocommerce-LOCALE.mo
+	 */
+	public function load_plugin_textdomain() {
+		$locale = is_admin() && function_exists( 'get_user_locale' ) ? get_user_locale() : get_locale();
+		$locale = apply_filters( 'plugin_locale', $locale, 'classic-commerce' );
+
+		unload_textdomain( 'classic-commerce' );
+		load_textdomain( 'classic-commerce', WP_LANG_DIR . '/classic-commerce/classic-commerce-' . $locale . '.mo' );
+		load_plugin_textdomain( 'classic-commerce', false, plugin_basename( dirname( WC_PLUGIN_FILE ) ) . '/i18n/languages' );
+	}
+
+	/**
+	 * Ensure theme and server variable compatibility and setup image sizes.
+	 */
+	public function setup_environment() {
+		/* @deprecated WC-2.2 Use WC()->template_path() instead. */
+		$this->define( 'WC_TEMPLATE_PATH', $this->template_path() );
+
+		$this->add_thumbnail_support();
+	}
+
+	/**
+	 * Ensure post thumbnail support is turned on.
+	 */
+	private function add_thumbnail_support() {
+		if ( ! current_theme_supports( 'post-thumbnails' ) ) {
+			add_theme_support( 'post-thumbnails' );
+		}
+		add_post_type_support( 'product', 'thumbnail' );
+	}
+
+	/**
+	 * Add WC Image sizes to WP.
+	 *
+	 * As of 3.3, image sizes can be registered via themes using add_theme_support for woocommerce
+	 * and defining an array of args. If these are not defined, we will use defaults. This is
+	 * handled in wc_get_image_size function.
+	 *
+	 * 3.3 sizes:
+	 *
+	 * woocommerce_thumbnail - Used in product listings. We assume these work for a 3 column grid layout.
+	 * woocommerce_single - Used on single product pages for the main image.
+	 *
+	 * @since WC-2.3
+	 */
+	public function add_image_sizes() {
+		$thumbnail         = wc_get_image_size( 'thumbnail' );
+		$single            = wc_get_image_size( 'single' );
+		$gallery_thumbnail = wc_get_image_size( 'gallery_thumbnail' );
+
+		add_image_size( 'woocommerce_thumbnail', $thumbnail['width'], $thumbnail['height'], $thumbnail['crop'] );
+		add_image_size( 'woocommerce_single', $single['width'], $single['height'], $single['crop'] );
+		add_image_size( 'woocommerce_gallery_thumbnail', $gallery_thumbnail['width'], $gallery_thumbnail['height'], $gallery_thumbnail['crop'] );
+
+		// Registered for bw compat. @todo remove in 4.0.
+		add_image_size( 'shop_catalog', $thumbnail['width'], $thumbnail['height'], $thumbnail['crop'] );
+		add_image_size( 'shop_single', $single['width'], $single['height'], $single['crop'] );
+		add_image_size( 'shop_thumbnail', $gallery_thumbnail['width'], $gallery_thumbnail['height'], $gallery_thumbnail['crop'] );
+	}
+
+	/**
+	 * Get the plugin url.
+	 *
+	 * @return string
+	 */
+	public function plugin_url() {
+		return untrailingslashit( plugins_url( '/', WC_PLUGIN_FILE ) );
+	}
+
+	/**
+	 * Get the plugin path.
+	 *
+	 * @return string
+	 */
+	public function plugin_path() {
+		return untrailingslashit( plugin_dir_path( WC_PLUGIN_FILE ) );
+	}
+
+	/**
+	 * Get the template path.
+	 *
+	 * @return string
+	 */
+	public function template_path() {
+		$templatepath = file_exists( get_stylesheet_directory() . '/classic-commerce/' ) ? 'classic-commerce/' : 'woocommerce/';
+		return apply_filters( 'woocommerce_template_path', $templatepath );
+	}
+
+	/**
+	 * Get Ajax URL.
+	 *
+	 * @return string
+	 */
+	public function ajax_url() {
+		return admin_url( 'admin-ajax.php', 'relative' );
+	}
+
+	/**
+	 * Return the WC API URL for a given request.
+	 *
+	 * @param string    $request Requested endpoint.
+	 * @param bool|null $ssl     If should use SSL, null if should auto detect. Default: null.
+	 * @return string
+	 */
+	public function api_request_url( $request, $ssl = null ) {
+		if ( is_null( $ssl ) ) {
+			$scheme = wp_parse_url( home_url(), PHP_URL_SCHEME );
+		} elseif ( $ssl ) {
+			$scheme = 'https';
+		} else {
+			$scheme = 'http';
+		}
+
+		if ( strstr( get_option( 'permalink_structure' ), '/index.php/' ) ) {
+			$api_request_url = trailingslashit( home_url( '/index.php/wc-api/' . $request, $scheme ) );
+		} elseif ( get_option( 'permalink_structure' ) ) {
+			$api_request_url = trailingslashit( home_url( '/wc-api/' . $request, $scheme ) );
+		} else {
+			$api_request_url = add_query_arg( 'wc-api', $request, trailingslashit( home_url( '', $scheme ) ) );
+		}
+
+		return esc_url_raw( apply_filters( 'woocommerce_api_request_url', $api_request_url, $request, $ssl ) );
+	}
+
+	/**
+	 * Load & enqueue active webhooks.
+	 *
+	 * @since WC-2.2
+	 */
+	private function load_webhooks() {
+
+		if ( ! is_blog_installed() ) {
+			return;
+		}
+
+		wc_load_webhooks();
+	}
+
+	/**
+	 * Classic Commerce Payment Token Meta API and Term/Order item Meta - set table names.
+	 */
+	public function wpdb_table_fix() {
+		global $wpdb;
+		$wpdb->payment_tokenmeta = $wpdb->prefix . 'woocommerce_payment_tokenmeta';
+		$wpdb->order_itemmeta    = $wpdb->prefix . 'woocommerce_order_itemmeta';
+		$wpdb->tables[]          = 'woocommerce_payment_tokenmeta';
+		$wpdb->tables[]          = 'woocommerce_order_itemmeta';
+
+		if ( get_option( 'db_version' ) < 34370 ) {
+			$wpdb->woocommerce_termmeta = $wpdb->prefix . 'woocommerce_termmeta';
+			$wpdb->tables[]             = 'woocommerce_termmeta';
+		}
+	}
+	
+	/**
+	 * Generates user agent
+	 *
+	 * @param string    $webhook Optional webhook (eg Hookshot).
+	 * @return string
+	 */
+	public static function user_agent_header( $webhook = '' ) {
+		if ( ! empty( $webhook ) ) {
+			$webhook = ' ' . $webhook;
+		}
+		return sprintf( 'WooCommerce/%s%s (compatible; Classic Commerce/%s)', WC()->version, $webhook, WC()->cc_version );
+	}
+
+	/**
+	 * Get queue instance.
+	 *
+	 * @return WC_Queue_Interface
+	 */
+	public function queue() {
+		return WC_Queue::instance();
+	}
+
+	/**
+	 * Get Checkout Class.
+	 *
+	 * @return WC_Checkout
+	 */
+	public function checkout() {
+		return WC_Checkout::instance();
+	}
+
+	/**
+	 * Get gateways class.
+	 *
+	 * @return WC_Payment_Gateways
+	 */
+	public function payment_gateways() {
+		return WC_Payment_Gateways::instance();
+	}
+
+	/**
+	 * Get shipping class.
+	 *
+	 * @return WC_Shipping
+	 */
+	public function shipping() {
+		return WC_Shipping::instance();
+	}
+
+	/**
+	 * Email Class.
+	 *
+	 * @return WC_Emails
+	 */
+	public function mailer() {
+		return WC_Emails::instance();
+	}
+}