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/**
* EPL Rest API Class.
*
* @package EPL
* @subpackage Classes/RestAPI
* @copyright Copyright (c) 2024, Merv Barrett
* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License
* @since 3.5.8
*/
// Exit if accessed directly.
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* EPL_Rest_API Class
*
* @since 3.5.8
*/
if ( ! class_exists( 'EPL_Rest_API' ) ) :
/**
* EPL_Rest_API Class
*
* @since 3.5.8
*/
class EPL_Rest_API {
/**
* Instance
*
* @var EPL_Rest_API instance
*/
private static $instance;
/**
* Insures that only one instance of EPL_Rest_API exists in memory.
*
* @return EPL_Rest_API instance
* @static
* @staticvar array $instance
*
* @since 3.5.8
*/
public static function instance() {
if ( ! isset( self::$instance ) && ! ( self::$instance instanceof EPL_Rest_API ) ) {
self::$instance = new EPL_Rest_API();
self::$instance->hooks();
}
return self::$instance;
}
/**
* Add hooks to Rest API.
*
* @since 3.5.8
*/
public function hooks() {
foreach ( epl_get_core_post_types() as $post_type ) {
add_filter( 'rest_prepare_' . $post_type, array( $this, 'meta_to_rest_api' ), 10, 3 );
}
}
/**
* Add EPL Meta data to Rest API.
*
* @param array $response The response.
* @param array $post The post.
* @param array $request The request.
*
* @return WP_REST_Response $response
*
* @since 3.5.8
* @since 3.5.10 Fix error when group fields are empty.
*/
public function meta_to_rest_api( $response, $post, $request ) {
if ( ! is_epl_post( $post->post_type ) ) {
return $response;
}
$meta_field_sections = epl_get_meta_boxes();
if ( ! empty( $meta_field_sections ) ) {
foreach ( $meta_field_sections as $epl_meta_box ) {
$section_post_types = (array) $epl_meta_box['post_type'];
if ( ! in_array( $post->post_type, $section_post_types, true ) ) {
continue;
}
if ( ! empty( $epl_meta_box['groups'] ) ) {
foreach ( $epl_meta_box['groups'] as $group ) {
if ( isset( $group['fields'] ) && is_array( $group['fields'] ) ) {
$fields = $group['fields'];
$fields = array_filter( $fields );
} else {
$fields = array();
}
if ( ! empty( $fields ) ) {
foreach ( $fields as $field ) {
if ( isset( $field['exclude'] ) && ! empty( $field['exclude'] ) ) {
if ( in_array( $post->post_type, $field['exclude'], true ) ) {
continue;
}
}
if ( isset( $field['include'] ) && ! empty( $field['include'] ) ) {
if ( ! in_array( $post->post_type, $field['include'], true ) ) {
continue;
}
}
$response->data['meta'][ $field['name'] ] = get_post_meta( $post->ID, $field['name'], true );
}
}
}
}
}
}
return $response;
}
}
endif;
EPL_Rest_API::instance();