151 lines
3.5 KiB
PHP
151 lines
3.5 KiB
PHP
<?php
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/**
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* WooCommerce API class loader.
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*
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* This handles APIs in WooCommerce. These include:
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* - wc-api endpoint - Commonly used by Payment gateways for callbacks.
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* - Legacy REST API - Deprecated in 2.6.0. @see class-wc-legacy-api.php
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* - WP REST API - The main REST API in WooCommerce which is built on top of the WP REST API.
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*
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* @package WooCommerce/API
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* @since 2.0.0
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*/
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defined( 'ABSPATH' ) || exit;
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/**
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* WC_API class.
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*/
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class WC_API extends WC_Legacy_API {
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/**
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* Setup class.
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*
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* @since 2.0
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*/
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public function __construct() {
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$this->wc_api_init();
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$this->rest_api_init();
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}
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/**
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* Init the WC API by adding endpoints for those requests.
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*/
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private function wc_api_init() {
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add_filter( 'query_vars', array( $this, 'add_query_vars' ), 0 );
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add_action( 'init', array( $this, 'add_endpoint' ), 0 );
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add_action( 'parse_request', array( $this, 'handle_api_requests' ), 0 );
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}
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/**
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* Init WP REST API by hooking into `rest_api_init`.
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*
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* @since 2.6.0
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*/
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private function rest_api_init() {
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add_action( 'rest_api_init', array( $this, 'rest_api_includes' ), 5 );
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add_action( 'rest_api_init', array( $this, 'register_rest_routes' ), 10 );
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}
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/**
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* Add new query vars.
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*
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* @since 2.0
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* @param array $vars Query vars.
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* @return string[]
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*/
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public function add_query_vars( $vars ) {
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$vars = parent::add_query_vars( $vars );
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$vars[] = 'wc-api';
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return $vars;
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}
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/**
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* WC API for payment gateway IPNs, etc.
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*
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* @since 2.0
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*/
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public static function add_endpoint() {
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parent::add_endpoint();
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add_rewrite_endpoint( 'wc-api', EP_ALL );
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}
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/**
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* API request - Trigger any API requests.
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*
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* @since 2.0
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* @version 2.4
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*/
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public function handle_api_requests() {
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global $wp;
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if ( ! empty( $_GET['wc-api'] ) ) { // WPCS: input var okay, CSRF ok.
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$wp->query_vars['wc-api'] = sanitize_key( wp_unslash( $_GET['wc-api'] ) ); // WPCS: input var okay, CSRF ok.
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}
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// wc-api endpoint requests.
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if ( ! empty( $wp->query_vars['wc-api'] ) ) {
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// Buffer, we won't want any output here.
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ob_start();
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// No cache headers.
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wc_nocache_headers();
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// Clean the API request.
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$api_request = strtolower( wc_clean( $wp->query_vars['wc-api'] ) );
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// Make sure gateways are available for request.
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WC()->payment_gateways();
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// Trigger generic action before request hook.
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do_action( 'woocommerce_api_request', $api_request );
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// Is there actually something hooked into this API request? If not trigger 400 - Bad request.
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status_header( has_action( 'woocommerce_api_' . $api_request ) ? 200 : 400 );
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// Trigger an action which plugins can hook into to fulfill the request.
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do_action( 'woocommerce_api_' . $api_request );
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// Done, clear buffer and exit.
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ob_end_clean();
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die( '-1' );
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}
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}
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/**
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* Include REST API classes.
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*
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* @since 2.6.0
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*/
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public function rest_api_includes() {
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}
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/**
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* Register REST API routes.
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*
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* @since 2.6.0
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*/
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public function register_rest_routes() {
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// Register settings to the REST API.
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$this->register_wp_admin_settings();
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}
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/**
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* Register WC settings from WP-API to the REST API.
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*
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* @since 3.0.0
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*/
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public function register_wp_admin_settings() {
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$pages = WC_Admin_Settings::get_settings_pages();
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foreach ( $pages as $page ) {
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new WC_Register_WP_Admin_Settings( $page, 'page' );
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}
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$emails = WC_Emails::instance();
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foreach ( $emails->get_emails() as $email ) {
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new WC_Register_WP_Admin_Settings( $email, 'email' );
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}
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}
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}
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