<?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 the object type content for a given search request.
*
* @since 5.0.0
*
* @param WP_REST_Request $request Full REST request.
* @return array Associative array containing an `WP_REST_Search_Handler::RESULT_IDS` containing
* an array of found IDs and `WP_REST_Search_Handler::RESULT_TOTAL` containing the
* 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,
'fields' => 'ids',
);
if ( ! empty( $request['search'] ) ) {
$query_args['s'] = $request['search'];
}
/**
* Filters the query arguments for a REST API 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();
$found_ids = $query->query( $query_args );
$total = $query->found_posts;
return array(
self::RESULT_IDS => $found_ids,
self::RESULT_TOTAL => $total,
);
}
/**
* Prepares the search result for a given ID.
*
* @since 5.0.0
*
* @param int $id Item ID.
* @param array $fields Fields to include for the item.
* @return array Associative array containing all fields for the item.
*/
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 );
}
}