523 lines
15 KiB
PHP
523 lines
15 KiB
PHP
<?php
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/**
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* Plugin Name: WooCommerce
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* Plugin URI: http://www.woothemes.com/woocommerce/
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* Description: An e-commerce toolkit that helps you sell anything. Beautifully.
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* Version: 2.3-beta-1
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* Author: WooThemes
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* Author URI: http://woothemes.com
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* Requires at least: 4.0
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* Tested up to: 4.0
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*
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* Text Domain: woocommerce
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* Domain Path: /i18n/languages/
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*
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* @package WooCommerce
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* @category Core
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* @author WooThemes
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*/
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if ( ! defined( 'ABSPATH' ) ) {
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exit; // Exit if accessed directly
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}
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if ( ! class_exists( 'WooCommerce' ) ) :
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/**
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* Main WooCommerce Class
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*
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* @class WooCommerce
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* @version 2.1.0
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*/
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final class WooCommerce {
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/**
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* @var string
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*/
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public $version = '2.3.0';
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/**
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* @var WooCommerce The single instance of the class
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* @since 2.1
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*/
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protected static $_instance = null;
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/**
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* @var WC_Session session
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*/
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public $session = null;
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/**
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* @var WC_Query $query
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*/
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public $query = null;
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/**
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* @var WC_Product_Factory $product_factory
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*/
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public $product_factory = null;
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/**
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* @var WC_Countries $countries
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*/
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public $countries = null;
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/**
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* @var WC_Integrations $integrations
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*/
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public $integrations = null;
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/**
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* @var WC_Cart $cart
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*/
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public $cart = null;
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/**
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* @var WC_Customer $customer
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*/
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public $customer = null;
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/**
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* @var WC_Order_Factory $order_factory
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*/
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public $order_factory = null;
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/**
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* Main WooCommerce Instance
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*
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* Ensures only one instance of WooCommerce is loaded or can be loaded.
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*
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* @since 2.1
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* @static
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* @see WC()
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* @return WooCommerce - Main instance
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*/
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public static function instance() {
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if ( is_null( self::$_instance ) ) {
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self::$_instance = new self();
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}
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return self::$_instance;
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}
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/**
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* Cloning is forbidden.
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*
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* @since 2.1
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*/
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public function __clone() {
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_doing_it_wrong( __FUNCTION__, __( 'Cheatin’ huh?', 'woocommerce' ), '2.1' );
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}
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/**
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* Unserializing instances of this class is forbidden.
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*
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* @since 2.1
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*/
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public function __wakeup() {
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_doing_it_wrong( __FUNCTION__, __( 'Cheatin’ huh?', 'woocommerce' ), '2.1' );
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}
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/**
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* Auto-load in-accessible properties on demand.
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* @param mixed $key
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* @return mixed
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*/
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public function __get( $key ) {
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if ( in_array( $key, array( 'payment_gateways', 'shipping', 'mailer', 'checkout' ) ) ) {
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return $this->$key();
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}
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}
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/**
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* WooCommerce Constructor.
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* @access public
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* @return WooCommerce
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*/
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public function __construct() {
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$this->define_constants();
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$this->includes();
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// Init WC API
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$this->api = new WC_API();
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// Hooks
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add_action( 'after_setup_theme', array( $this, 'setup_environment' ) );
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add_action( 'after_setup_theme', array( $this, 'include_template_functions' ), 11 );
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add_action( 'init', array( $this, 'init' ), 0 );
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add_action( 'init', array( 'WC_Shortcodes', 'init' ) );
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add_action( 'init', array( 'WC_Emails', 'init_transactional_emails' ) );
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// Loaded action
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do_action( 'woocommerce_loaded' );
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}
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/**
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* Define constant if not already set
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* @param string $name
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* @param string|bool $value
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*/
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private function define( $name, $value ) {
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if ( ! defined( $name ) ) {
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define( $name, $value );
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}
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}
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/**
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* What type of request is this?
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* string $type ajax, frontend or admin
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* @return string
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*/
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private function is_request( $type ) {
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switch ( $type ) {
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case 'admin' :
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return is_admin();
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case 'ajax' :
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return defined( 'DOING_AJAX' );
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case 'frontend' :
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return ! is_admin() || defined( 'DOING_AJAX' );
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}
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}
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/**
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* Define WC Constants
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*/
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private function define_constants() {
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$upload_dir = wp_upload_dir();
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$this->define( 'WC_PLUGIN_FILE', __FILE__ );
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$this->define( 'WC_PLUGIN_BASENAME', plugin_basename( __FILE__ ) );
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$this->define( 'WC_VERSION', $this->version );
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$this->define( 'WOOCOMMERCE_VERSION', $this->version );
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$this->define( 'WC_ROUNDING_PRECISION', 4 );
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$this->define( 'WC_TAX_ROUNDING_MODE', 'yes' === get_option( 'woocommerce_prices_include_tax', 'no' ) ? 2 : 1 );
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$this->define( 'WC_DELIMITER', '|' );
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$this->define( 'WC_LOG_DIR', $upload_dir['basedir'] . '/wc-logs/' );
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}
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/**
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* Include required core files used in admin and on the frontend.
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*/
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private function includes() {
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include_once( 'includes/class-wc-autoloader.php' );
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include_once( 'includes/wc-core-functions.php' );
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include_once( 'includes/wc-widget-functions.php' );
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include_once( 'includes/wc-webhook-functions.php' );
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include_once( 'includes/class-wc-install.php' );
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include_once( 'includes/class-wc-geolocation.php' );
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include_once( 'includes/class-wc-download-handler.php' );
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include_once( 'includes/class-wc-comments.php' );
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include_once( 'includes/class-wc-post-data.php' );
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if ( $this->is_request( 'admin' ) ) {
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include_once( 'includes/admin/class-wc-admin.php' );
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}
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if ( $this->is_request( 'ajax' ) ) {
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$this->ajax_includes();
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}
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if ( $this->is_request( 'frontend' ) ) {
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$this->frontend_includes();
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}
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// Query class
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$this->query = include( 'includes/class-wc-query.php' ); // The main query class
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include_once( 'includes/class-wc-post-types.php' ); // Registers post types
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include_once( 'includes/class-wc-api.php' ); // API Class
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include_once( 'includes/abstracts/abstract-wc-product.php' ); // Products
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include_once( 'includes/abstracts/abstract-wc-order.php' ); // Orders
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include_once( 'includes/abstracts/abstract-wc-settings-api.php' ); // Settings API (for gateways, shipping, and integrations)
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include_once( 'includes/abstracts/abstract-wc-shipping-method.php' ); // A Shipping method
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include_once( 'includes/abstracts/abstract-wc-payment-gateway.php' ); // A Payment gateway
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include_once( 'includes/abstracts/abstract-wc-integration.php' ); // An integration with a service
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include_once( 'includes/class-wc-product-factory.php' ); // Product factory
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include_once( 'includes/class-wc-countries.php' ); // Defines countries and states
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include_once( 'includes/class-wc-integrations.php' ); // Loads integrations
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include_once( 'includes/class-wc-cache-helper.php' ); // Cache Helper
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include_once( 'includes/class-wc-language-pack-upgrader.php' ); // Download/update languages
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}
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/**
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* Include required ajax files.
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*/
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public function ajax_includes() {
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include_once( 'includes/class-wc-ajax.php' ); // Ajax functions for admin and the front-end
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}
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/**
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* Include required frontend files.
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*/
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public function frontend_includes() {
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include_once( 'includes/wc-cart-functions.php' );
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include_once( 'includes/wc-notice-functions.php' );
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include_once( 'includes/abstracts/abstract-wc-session.php' );
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include_once( 'includes/class-wc-session-handler.php' );
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include_once( 'includes/wc-template-hooks.php' );
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include_once( 'includes/class-wc-template-loader.php' ); // Template Loader
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include_once( 'includes/class-wc-frontend-scripts.php' ); // Frontend Scripts
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include_once( 'includes/class-wc-form-handler.php' ); // Form Handlers
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include_once( 'includes/class-wc-cart.php' ); // The main cart class
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include_once( 'includes/class-wc-tax.php' ); // Tax class
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include_once( 'includes/class-wc-customer.php' ); // Customer class
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include_once( 'includes/class-wc-shortcodes.php' ); // Shortcodes class
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include_once( 'includes/class-wc-https.php' ); // https Helper
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}
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/**
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* Function used to Init WooCommerce Template Functions - This makes them pluggable by plugins and themes.
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*/
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public function include_template_functions() {
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if ( $this->is_request( 'frontend' ) ) {
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include_once( 'includes/wc-template-functions.php' );
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}
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}
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/**
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* Init WooCommerce when WordPress Initialises.
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*/
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public function init() {
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// Before init action
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do_action( 'before_woocommerce_init' );
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// Set up localisation
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$this->load_plugin_textdomain();
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// Load class instances
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$this->product_factory = new WC_Product_Factory(); // Product Factory to create new product instances
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$this->order_factory = new WC_Order_Factory(); // Order Factory to create new order instances
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$this->countries = new WC_Countries(); // Countries class
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$this->integrations = new WC_Integrations(); // Integrations class
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// Classes/actions loaded for the frontend and for ajax requests
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if ( $this->is_request( 'frontend' ) ) {
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// Session class, handles session data for users - can be overwritten if custom handler is needed
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$session_class = apply_filters( 'woocommerce_session_handler', 'WC_Session_Handler' );
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// Class instances
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$this->session = new $session_class();
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$this->cart = new WC_Cart(); // Cart class, stores the cart contents
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$this->customer = new WC_Customer(); // Customer class, handles data such as customer location
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}
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$this->load_webhooks();
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// Init action
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do_action( 'woocommerce_init' );
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}
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/**
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* Load Localisation files.
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*
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* Note: the first-loaded translation file overrides any following ones if the same translation is present.
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*
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* Admin Locales are found in:
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* - WP_LANG_DIR/woocommerce/woocommerce-admin-LOCALE.mo
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* - WP_LANG_DIR/plugins/woocommerce-admin-LOCALE.mo
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*
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* Frontend/global Locales found in:
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* - WP_LANG_DIR/woocommerce/woocommerce-LOCALE.mo
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* - woocommerce/i18n/languages/woocommerce-LOCALE.mo (which if not found falls back to:)
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* - WP_LANG_DIR/plugins/woocommerce-LOCALE.mo
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*/
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public function load_plugin_textdomain() {
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$locale = apply_filters( 'plugin_locale', get_locale(), 'woocommerce' );
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if ( $this->is_request( 'admin' ) ) {
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load_textdomain( 'woocommerce', WP_LANG_DIR . '/woocommerce/woocommerce-admin-' . $locale . '.mo' );
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load_textdomain( 'woocommerce', WP_LANG_DIR . '/plugins/woocommerce-admin-' . $locale . '.mo' );
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}
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load_textdomain( 'woocommerce', WP_LANG_DIR . '/woocommerce/woocommerce-' . $locale . '.mo' );
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load_plugin_textdomain( 'woocommerce', false, plugin_basename( dirname( __FILE__ ) ) . "/i18n/languages" );
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}
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/**
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* Ensure theme and server variable compatibility and setup image sizes.
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*/
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public function setup_environment() {
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/**
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* @deprecated 2.2 Use WC()->template_path()
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*/
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$this->define( 'WC_TEMPLATE_PATH', $this->template_path() );
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$this->add_thumbnail_support();
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$this->add_image_sizes();
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$this->fix_server_vars();
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}
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/**
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* Ensure post thumbnail support is turned on
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*/
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private function add_thumbnail_support() {
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if ( ! current_theme_supports( 'post-thumbnails' ) ) {
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add_theme_support( 'post-thumbnails' );
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}
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add_post_type_support( 'product', 'thumbnail' );
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}
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/**
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* Add WC Image sizes to WP
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*
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* @since 2.3
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*/
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private function add_image_sizes() {
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$shop_thumbnail = wc_get_image_size( 'shop_thumbnail' );
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$shop_catalog = wc_get_image_size( 'shop_catalog' );
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$shop_single = wc_get_image_size( 'shop_single' );
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add_image_size( 'shop_thumbnail', $shop_thumbnail['width'], $shop_thumbnail['height'], $shop_thumbnail['crop'] );
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add_image_size( 'shop_catalog', $shop_catalog['width'], $shop_catalog['height'], $shop_catalog['crop'] );
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add_image_size( 'shop_single', $shop_single['width'], $shop_single['height'], $shop_single['crop'] );
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}
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/**
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* Fix `$_SERVER` variables for various setups.
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*
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* Note: Removed IIS handling due to wp_fix_server_vars()
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*
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* @since 2.3
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*/
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private function fix_server_vars() {
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// NGINX Proxy
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if ( ! isset( $_SERVER['REMOTE_ADDR'] ) && isset( $_SERVER['HTTP_REMOTE_ADDR'] ) ) {
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$_SERVER['REMOTE_ADDR'] = $_SERVER['HTTP_REMOTE_ADDR'];
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}
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if ( ! isset( $_SERVER['HTTPS'] ) ) {
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if ( ! empty( $_SERVER['HTTP_HTTPS'] ) ) {
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$_SERVER['HTTPS'] = $_SERVER['HTTP_HTTPS'];
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} elseif ( ! empty( $_SERVER['HTTP_X_FORWARDED_PROTO'] ) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https' ) {
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$_SERVER['HTTPS'] = '1';
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}
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}
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}
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/**
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* Get the plugin url.
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* @return string
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*/
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public function plugin_url() {
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return untrailingslashit( plugins_url( '/', __FILE__ ) );
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}
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/**
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* Get the plugin path.
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* @return string
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*/
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public function plugin_path() {
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return untrailingslashit( plugin_dir_path( __FILE__ ) );
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}
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/**
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* Get the template path.
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* @return string
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*/
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public function template_path() {
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return apply_filters( 'woocommerce_template_path', 'woocommerce/' );
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}
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/**
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* Get Ajax URL.
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* @return string
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*/
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public function ajax_url() {
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return admin_url( 'admin-ajax.php', 'relative' );
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}
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/**
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* Return the WC API URL for a given request
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*
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* @param string $request
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* @param mixed $ssl (default: null)
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* @return string
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*/
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public function api_request_url( $request, $ssl = null ) {
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if ( is_null( $ssl ) ) {
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$scheme = parse_url( home_url(), PHP_URL_SCHEME );
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} elseif ( $ssl ) {
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$scheme = 'https';
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} else {
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$scheme = 'http';
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}
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if ( strstr( get_option( 'permalink_structure' ), '/index.php/' ) ) {
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$api_request_url = trailingslashit( home_url( '/index.php/wc-api/' . $request, $scheme ) );
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} elseif ( get_option( 'permalink_structure' ) ) {
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$api_request_url = trailingslashit( home_url( '/wc-api/' . $request, $scheme ) );
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} else {
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$api_request_url = add_query_arg( 'wc-api', $request, trailingslashit( home_url( '', $scheme ) ) );
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}
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return esc_url_raw( $api_request_url );
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}
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/**
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* Load & enqueue active webhooks
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*
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* @since 2.2
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*/
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private function load_webhooks() {
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$args = array(
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'fields' => 'ids',
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'post_type' => 'shop_webhook',
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'post_status' => 'publish',
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);
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$query = new WP_Query( $args );
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if ( ! empty( $query->posts ) ) {
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foreach ( $query->posts as $id ) {
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$webhook = new WC_Webhook( $id );
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$webhook->enqueue();
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}
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}
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}
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/**
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* Get Checkout Class.
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* @return WC_Checkout
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*/
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public function checkout() {
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return WC_Checkout::instance();
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}
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/**
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* Get gateways class
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* @return WC_Payment_Gateways
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*/
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public function payment_gateways() {
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return WC_Payment_Gateways::instance();
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}
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/**
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* Get shipping class
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* @return WC_Shipping
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*/
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public function shipping() {
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return WC_Shipping::instance();
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}
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/**
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* Email Class.
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* @return WC_Emails
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*/
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public function mailer() {
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return WC_Emails::instance();
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}
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}
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endif;
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/**
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* Returns the main instance of WC to prevent the need to use globals.
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*
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* @since 2.1
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* @return WooCommerce
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*/
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function WC() {
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return WooCommerce::instance();
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}
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// Global for backwards compatibility.
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$GLOBALS['woocommerce'] = WC();
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