View file File name : class-wp-rest-post-search-handler.php Content :<?php /** * REST API: WP_REST_Post_Search_Handler class * * @package WordPress * @subpackage REST_API * @since 5.0.0 */ /** * Core class representing a search handler for posts in the REST API. * * @since 5.0.0 * * @see WP_REST_Search_Handler */ class WP_REST_Post_Search_Handler extends WP_REST_Search_Handler { /** * Constructor. * * @since 5.0.0 */ public function __construct() { $this->type = 'post'; // Support all public post types except attachments. $this->subtypes = array_diff( array_values( get_post_types( array( 'public' => true, 'show_in_rest' => true, ), 'names' ) ), array( 'attachment' ) ); } /** * Searches posts for a given search request. * * @since 5.0.0 * * @param WP_REST_Request $request Full REST request. * @return array { * Associative array containing found IDs and total count for the matching search results. * * @type int[] $ids Array containing the matching post IDs. * @type int $total Total count for the matching search results. * } */ public function search_items( WP_REST_Request $request ) { // Get the post types to search for the current request. $post_types = $request[ WP_REST_Search_Controller::PROP_SUBTYPE ]; if ( in_array( WP_REST_Search_Controller::TYPE_ANY, $post_types, true ) ) { $post_types = $this->subtypes; } $query_args = array( 'post_type' => $post_types, 'post_status' => 'publish', 'paged' => (int) $request['page'], 'posts_per_page' => (int) $request['per_page'], 'ignore_sticky_posts' => true, ); if ( ! empty( $request['search'] ) ) { $query_args['s'] = $request['search']; } if ( ! empty( $request['exclude'] ) ) { $query_args['post__not_in'] = $request['exclude']; } if ( ! empty( $request['include'] ) ) { $query_args['post__in'] = $request['include']; } /** * Filters the query arguments for a REST API post search request. * * Enables adding extra arguments or setting defaults for a post search request. * * @since 5.1.0 * * @param array $query_args Key value array of query var to query value. * @param WP_REST_Request $request The request used. */ $query_args = apply_filters( 'rest_post_search_query', $query_args, $request ); $query = new WP_Query(); $posts = $query->query( $query_args ); // Querying the whole post object will warm the object cache, avoiding an extra query per result. $found_ids = wp_list_pluck( $posts, 'ID' ); $total = $query->found_posts; return array( self::RESULT_IDS => $found_ids, self::RESULT_TOTAL => $total, ); } /** * Prepares the search result for a given post ID. * * @since 5.0.0 * * @param int $id Post ID. * @param array $fields Fields to include for the post. * @return array { * Associative array containing fields for the post based on the `$fields` parameter. * * @type int $id Optional. Post ID. * @type string $title Optional. Post title. * @type string $url Optional. Post permalink URL. * @type string $type Optional. Post type. * } */ public function prepare_item( $id, array $fields ) { $post = get_post( $id ); $data = array(); if ( in_array( WP_REST_Search_Controller::PROP_ID, $fields, true ) ) { $data[ WP_REST_Search_Controller::PROP_ID ] = (int) $post->ID; } if ( in_array( WP_REST_Search_Controller::PROP_TITLE, $fields, true ) ) { if ( post_type_supports( $post->post_type, 'title' ) ) { add_filter( 'protected_title_format', array( $this, 'protected_title_format' ) ); $data[ WP_REST_Search_Controller::PROP_TITLE ] = get_the_title( $post->ID ); remove_filter( 'protected_title_format', array( $this, 'protected_title_format' ) ); } else { $data[ WP_REST_Search_Controller::PROP_TITLE ] = ''; } } if ( in_array( WP_REST_Search_Controller::PROP_URL, $fields, true ) ) { $data[ WP_REST_Search_Controller::PROP_URL ] = get_permalink( $post->ID ); } if ( in_array( WP_REST_Search_Controller::PROP_TYPE, $fields, true ) ) { $data[ WP_REST_Search_Controller::PROP_TYPE ] = $this->type; } if ( in_array( WP_REST_Search_Controller::PROP_SUBTYPE, $fields, true ) ) { $data[ WP_REST_Search_Controller::PROP_SUBTYPE ] = $post->post_type; } return $data; } /** * Prepares links for the search result of a given ID. * * @since 5.0.0 * * @param int $id Item ID. * @return array Links for the given item. */ public function prepare_item_links( $id ) { $post = get_post( $id ); $links = array(); $item_route = rest_get_route_for_post( $post ); if ( ! empty( $item_route ) ) { $links['self'] = array( 'href' => rest_url( $item_route ), 'embeddable' => true, ); } $links['about'] = array( 'href' => rest_url( 'wp/v2/types/' . $post->post_type ), ); return $links; } /** * Overwrites the default protected title format. * * By default, WordPress will show password protected posts with a title of * "Protected: %s". As the REST API communicates the protected status of a post * in a machine readable format, we remove the "Protected: " prefix. * * @since 5.0.0 * * @return string Protected title format. */ public function protected_title_format() { return '%s'; } /** * Attempts to detect the route to access a single item. * * @since 5.0.0 * @deprecated 5.5.0 Use rest_get_route_for_post() * @see rest_get_route_for_post() * * @param WP_Post $post Post object. * @return string REST route relative to the REST base URI, or empty string if unknown. */ protected function detect_rest_item_route( $post ) { _deprecated_function( __METHOD__, '5.5.0', 'rest_get_route_for_post()' ); return rest_get_route_for_post( $post ); } }