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<?php
/**
* REST API Coupons Controller
*
* Handles requests to /coupons/*
*/
namespace Automattic\WooCommerce\Admin\API;
defined( 'ABSPATH' ) || exit;
/**
* Coupons controller.
*
* @internal
* @extends WC_REST_Coupons_Controller
*/
class Coupons extends \WC_REST_Coupons_Controller {
/**
* Endpoint namespace.
*
* @var string
*/
protected $namespace = 'wc-analytics';
/**
* Get the query params for collections.
*
* @return array
*/
public function get_collection_params() {
$params = parent::get_collection_params();
$params['search'] = array(
'description' => __( 'Limit results to coupons with codes matching a given string.', 'woocommerce' ),
'type' => 'string',
'validate_callback' => 'rest_validate_request_arg',
);
return $params;
}
/**
* Add coupon code searching to the WC API.
*
* @param WP_REST_Request $request Request data.
* @return array
*/
protected function prepare_objects_query( $request ) {
$args = parent::prepare_objects_query( $request );
if ( ! empty( $request['search'] ) ) {
$args['search'] = $request['search'];
$args['s'] = false;
}
return $args;
}
/**
* Get a collection of posts and add the code search option to WP_Query.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response
*/
public function get_items( $request ) {
add_filter( 'posts_where', array( __CLASS__, 'add_wp_query_search_code_filter' ), 10, 2 );
$response = parent::get_items( $request );
remove_filter( 'posts_where', array( __CLASS__, 'add_wp_query_search_code_filter' ), 10 );
return $response;
}
/**
* Add code searching to the WP Query
*
* @internal
* @param string $where Where clause used to search posts.
* @param object $wp_query WP_Query object.
* @return string
*/
public static function add_wp_query_search_code_filter( $where, $wp_query ) {
global $wpdb;
$search = $wp_query->get( 'search' );
if ( $search ) {
$code_like = '%' . $wpdb->esc_like( $search ) . '%';
$where .= $wpdb->prepare( "AND {$wpdb->posts}.post_title LIKE %s", $code_like );
}
return $where;
}
}
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