get_post( $id ); if ( is_wp_error( $post ) ) { return $post; } return wp_setup_nav_menu_item( $post ); } /** * Checks if a given request has access to read menu items. * * @since 5.9.0 * * @param WP_REST_Request $request Full details about the request. * @return true|WP_Error True if the request has read access, WP_Error object otherwise. */ public function get_items_permissions_check( $request ) { $has_permission = parent::get_items_permissions_check( $request ); if ( true !== $has_permission ) { return $has_permission; } return $this->check_has_read_only_access( $request ); } /** * Checks if a given request has access to read a menu item if they have access to edit them. * * @since 5.9.0 * * @param WP_REST_Request $request Full details about the request. * @return bool|WP_Error True if the request has read access for the item, WP_Error object otherwise. */ public function get_item_permissions_check( $request ) { $permission_check = parent::get_item_permissions_check( $request ); if ( true !== $permission_check ) { return $permission_check; } return $this->check_has_read_only_access( $request ); } /** * Checks whether the current user has read permission for the endpoint. * * This allows for any user that can `edit_theme_options` or edit any REST API available post type. * * @since 5.9.0 * * @param WP_REST_Request $request Full details about the request. * @return bool|WP_Error Whether the current user has permission. */ protected function check_has_read_only_access( $request ) { if ( current_user_can( 'edit_theme_options' ) ) { return true; } if ( current_user_can( 'edit_posts' ) ) { return true; } foreach ( get_post_types( array( 'show_in_rest' => true ), 'objects' ) as $post_type ) { if ( current_user_can( $post_type->cap->edit_posts ) ) { return true; } } return new WP_Error( 'rest_cannot_view', __( 'Sorry, you are not allowed to view menu items.' ), array( 'status' => rest_authorization_required_code() ) ); } /** * Creates a single post. * * @since 5.9.0 * * @param WP_REST_Request $request Full details about the request. * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. */ public function create_item( $request ) { if ( ! empty( $request['id'] ) ) { return new WP_Error( 'rest_post_exists', __( 'Cannot create existing post.' ), array( 'status' => 400 ) ); } $prepared_nav_item = $this->prepare_item_for_database( $request ); if ( is_wp_error( $prepared_nav_item ) ) { return $prepared_nav_item; } $prepared_nav_item = (array) $prepared_nav_item; $nav_menu_item_id = wp_update_nav_menu_item( $prepared_nav_item['menu-id'], $prepared_nav_item['menu-item-db-id'], wp_slash( $prepared_nav_item ), false ); if ( is_wp_error( $nav_menu_item_id ) ) { if ( 'db_insert_error' === $nav_menu_item_id->get_error_code() ) { $nav_menu_item_id->add_data( array( 'status' => 500 ) ); } else { $nav_menu_item_id->add_data( array( 'status' => 400 ) ); } return $nav_menu_item_id; } $nav_menu_item = $this->get_nav_menu_item( $nav_menu_item_id ); if ( is_wp_error( $nav_menu_item ) ) { $nav_menu_item->add_data( array( 'status' => 404 ) ); return $nav_menu_item; } /** * Fires after a single menu item is created or updated via the REST API. * * @since 5.9.0 * * @param object $nav_menu_item Inserted or updated menu item object. * @param WP_REST_Request $request Request object. * @param bool $creating True when creating a menu item, false when updating. */ do_action( 'rest_insert_nav_menu_item', $nav_menu_item, $request, true ); $schema = $this->get_item_schema(); if ( ! empty( $schema['properties']['meta'] ) && isset( $request['meta'] ) ) { $meta_update = $this->meta->update_value( $request['meta'], $nav_menu_item_id ); if ( is_wp_error( $meta_update ) ) { return $meta_update; } } $nav_menu_item = $this->get_nav_menu_item( $nav_menu_item_id ); $fields_update = $this->update_additional_fields_for_object( $nav_menu_item, $request ); if ( is_wp_error( $fields_update ) ) { return $fields_update; } $request->set_param( 'context', 'edit' ); /** * Fires after a single menu item is completely created or updated via the REST API. * * @since 5.9.0 * * @param object $nav_menu_item Inserted or updated menu item object. * @param WP_REST_Request $request Request object. * @param bool $creating True when creating a menu item, false when updating. */ do_action( 'rest_after_insert_nav_menu_item', $nav_menu_item, $request, true ); $post = get_post( $nav_menu_item_id ); wp_after_insert_post( $post, false, null ); $response = $this->prepare_item_for_response( $post, $request ); $response = rest_ensure_response( $response ); $response->set_status( 201 ); $response->header( 'Location', rest_url( sprintf( '%s/%s/%d', $this->namespace, $this->rest_base, $nav_menu_item_id ) ) ); return $response; } /** * Updates a single nav menu item. * * @since 5.9.0 * * @param WP_REST_Request $request Full details about the request. * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. */ public function update_item( $request ) { $valid_check = $this->get_nav_menu_item( $request['id'] ); if ( is_wp_error( $valid_check ) ) { return $valid_check; } $post_before = get_post( $request['id'] ); $prepared_nav_item = $this->prepare_item_for_database( $request ); if ( is_wp_error( $prepared_nav_item ) ) { return $prepared_nav_item; } $prepared_nav_item = (array) $prepared_nav_item; $nav_menu_item_id = wp_update_nav_menu_item( $prepared_nav_item['menu-id'], $prepared_nav_item['menu-item-db-id'], wp_slash( $prepared_nav_item ), false ); if ( is_wp_error( $nav_menu_item_id ) ) { if ( 'db_update_error' === $nav_menu_item_id->get_error_code() ) { $nav_menu_item_id->add_data( array( 'status' => 500 ) ); } else { $nav_menu_item_id->add_data( array( 'status' => 400 ) ); } return $nav_menu_item_id; } $nav_menu_item = $this->get_nav_menu_item( $nav_menu_item_id ); if ( is_wp_error( $nav_menu_item ) ) { $nav_menu_item->add_data( array( 'status' => 404 ) ); return $nav_menu_item; } /** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-menu-items-controller.php */ do_action( 'rest_insert_nav_menu_item', $nav_menu_item, $request, false ); $schema = $this->get_item_schema(); if ( ! empty( $schema['properties']['meta'] ) && isset( $request['meta'] ) ) { $meta_update = $this->meta->update_value( $request['meta'], $nav_menu_item->ID ); if ( is_wp_error( $meta_update ) ) { return $meta_update; } } $post = get_post( $nav_menu_item_id ); $nav_menu_item = $this->get_nav_menu_item( $nav_menu_item_id ); $fields_update = $this->update_additional_fields_for_object( $nav_menu_item, $request ); if ( is_wp_error( $fields_update ) ) { return $fields_update; } $request->set_param( 'context', 'edit' ); /** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-menu-items-controller.php */ do_action( 'rest_after_insert_nav_menu_item', $nav_menu_item, $request, false ); wp_after_insert_post( $post, true, $post_before ); $response = $this->prepare_item_for_response( get_post( $nav_menu_item_id ), $request ); return rest_ensure_response( $response ); } /** * Deletes a single menu item. * * @since 5.9.0 * * @param WP_REST_Request $request Full details about the request. * @return WP_REST_Response|WP_Error True on success, or WP_Error object on failure. */ public function delete_item( $request ) { $menu_item = $this->get_nav_menu_item( $request['id'] ); if ( is_wp_error( $menu_item ) ) { return $menu_item; } // We don't support trashing for menu items. if ( ! $request['force'] ) { /* translators: %s: force=true */ return new WP_Error( 'rest_trash_not_supported', sprintf( __( "Menu items do not support trashing. Set '%s' to delete." ), 'force=true' ), array( 'status' => 501 ) ); } $previous = $this->prepare_item_for_response( get_post( $request['id'] ), $request ); $result = wp_delete_post( $request['id'], true ); if ( ! $result ) { return new WP_Error( 'rest_cannot_delete', __( 'The post cannot be deleted.' ), array( 'status' => 500 ) ); } $response = new WP_REST_Response(); $response->set_data( array( 'deleted' => true, 'previous' => $previous->get_data(), ) ); /** * Fires immediately after a single menu item is deleted via the REST API. * * @since 5.9.0 * * @param object $nav_menu_item Inserted or updated menu item object. * @param WP_REST_Response $response The response data. * @param WP_REST_Request $request Request object. */ do_action( 'rest_delete_nav_menu_item', $menu_item, $response, $request ); return $response; } /** * Prepares a single post for create or update. * * @since 5.9.0 * * @param WP_REST_Request $request Request object. * * @return object|WP_Error */ protected function prepare_item_for_database( $request ) { $menu_item_db_id = $request['id']; $menu_item_obj = $this->get_nav_menu_item( $menu_item_db_id ); // Need to persist the menu item data. See https://core.trac.wordpress.org/ticket/28138 if ( ! is_wp_error( $menu_item_obj ) ) { // Correct the menu position if this was the first item. See https://core.trac.wordpress.org/ticket/28140 $position = ( 0 === $menu_item_obj->menu_order ) ? 1 : $menu_item_obj->menu_order; $prepared_nav_item = array( 'menu-item-db-id' => $menu_item_db_id, 'menu-item-object-id' => $menu_item_obj->object_id, 'menu-item-object' => $menu_item_obj->object, 'menu-item-parent-id' => $menu_item_obj->menu_item_parent, 'menu-item-position' => $position, 'menu-item-type' => $menu_item_obj->type, 'menu-item-title' => $menu_item_obj->title, 'menu-item-url' => $menu_item_obj->url, 'menu-item-description' => $menu_item_obj->description, 'menu-item-attr-title' => $menu_item_obj->attr_title, 'menu-item-target' => $menu_item_obj->target, 'menu-item-classes' => $menu_item_obj->classes, // Stored in the database as a string. 'menu-item-xfn' => explode( ' ', $menu_item_obj->xfn ), 'menu-item-status' => $menu_item_obj->post_status, 'menu-id' => $this->get_menu_id( $menu_item_db_id ), ); } else { $prepared_nav_item = array( 'menu-id' => 0, 'menu-item-db-id' => 0, 'menu-item-object-id' => 0, 'menu-item-object' => '', 'menu-item-parent-id' => 0, 'menu-item-position' => 1, 'menu-item-type' => 'custom', 'menu-item-title' => '', 'menu-item-url' => '', 'menu-item-description' => '', 'menu-item-attr-title' => '', 'menu-item-target' => '', 'menu-item-classes' => array(), 'menu-item-xfn' => array(), 'menu-item-status' => 'publish', ); } $mapping = array( 'menu-item-db-id' => 'id', 'menu-item-object-id' => 'object_id', 'menu-item-object' => 'object', 'menu-item-parent-id' => 'parent', 'menu-item-position' => 'menu_order', 'menu-item-type' => 'type', 'menu-item-url' => 'url', 'menu-item-description' => 'description', 'menu-item-attr-title' => 'attr_title', 'menu-item-target' => 'target', 'menu-item-classes' => 'classes', 'menu-item-xfn' => 'xfn', 'menu-item-status' => 'status', ); $schema = $this->get_item_schema(); foreach ( $mapping as $original => $api_request ) { if ( isset( $request[ $api_request ] ) ) { $prepared_nav_item[ $original ] = $request[ $api_request ]; } } $taxonomy = get_taxonomy( 'nav_menu' ); $base = ! empty( $taxonomy->rest_base ) ? $taxonomy->rest_base : $taxonomy->name; // If menus submitted, cast to int. if ( ! empty( $request[ $base ] ) ) { $prepared_nav_item['menu-id'] = absint( $request[ $base ] ); } // Nav menu title. if ( ! empty( $schema['properties']['title'] ) && isset( $request['title'] ) ) { if ( is_string( $request['title'] ) ) { $prepared_nav_item['menu-item-title'] = $request['title']; } elseif ( ! empty( $request['title']['raw'] ) ) { $prepared_nav_item['menu-item-title'] = $request['title']['raw']; } } $error = new WP_Error(); // Check if object id exists before saving. if ( ! $prepared_nav_item['menu-item-object'] ) { // If taxonomy, check if term exists. if ( 'taxonomy' === $prepared_nav_item['menu-item-type'] ) { $original = get_term( absint( $prepared_nav_item['menu-item-object-id'] ) ); if ( empty( $original ) || is_wp_error( $original ) ) { $error->add( 'rest_term_invalid_id', __( 'Invalid term ID.' ), array( 'status' => 400 ) ); } else { $prepared_nav_item['menu-item-object'] = get_term_field( 'taxonomy', $original ); } // If post, check if post object exists. } elseif ( 'post_type' === $prepared_nav_item['menu-item-type'] ) { $original = get_post( absint( $prepared_nav_item['menu-item-object-id'] ) ); if ( empty( $original ) ) { $error->add( 'rest_post_invalid_id', __( 'Invalid post ID.' ), array( 'status' => 400 ) ); } else { $prepared_nav_item['menu-item-object'] = get_post_type( $original ); } } } // If post type archive, check if post type exists. if ( 'post_type_archive' === $prepared_nav_item['menu-item-type'] ) { $post_type = $prepared_nav_item['menu-item-object'] ? $prepared_nav_item['menu-item-object'] : false; $original = get_post_type_object( $post_type ); if ( ! $original ) { $error->add( 'rest_post_invalid_type', __( 'Invalid post type.' ), array( 'status' => 400 ) ); } } // Check if menu item is type custom, then title and url are required. if ( 'custom' === $prepared_nav_item['menu-item-type'] ) { if ( '' === $prepared_nav_item['menu-item-title'] ) { $error->add( 'rest_title_required', __( 'The title is required when using a custom menu item type.' ), array( 'status' => 400 ) ); } if ( empty( $prepared_nav_item['menu-item-url'] ) ) { $error->add( 'rest_url_required', __( 'The url is required when using a custom menu item type.' ), array( 'status' => 400 ) ); } } if ( $error->has_errors() ) { return $error; } // The xfn and classes properties are arrays, but passed to wp_update_nav_menu_item as a string. foreach ( array( 'menu-item-xfn', 'menu-item-classes' ) as $key ) { $prepared_nav_item[ $key ] = implode( ' ', $prepared_nav_item[ $key ] ); } // Only draft / publish are valid post status for menu items. if ( 'publish' !== $prepared_nav_item['menu-item-status'] ) { $prepared_nav_item['menu-item-status'] = 'draft'; } $prepared_nav_item = (object) $prepared_nav_item; /** * Filters a menu item before it is inserted via the REST API. * * @since 5.9.0 * * @param object $prepared_nav_item An object representing a single menu item prepared * for inserting or updating the database. * @param WP_REST_Request $request Request object. */ return apply_filters( 'rest_pre_insert_nav_menu_item', $prepared_nav_item, $request ); } /** * Prepares a single post output for response. * * @since 5.9.0 * * @param WP_Post $item Post object. * @param WP_REST_Request $request Request object. * @return WP_REST_Response Response object. */ public function prepare_item_for_response( $item, $request ) { // Base fields for every post. $fields = $this->get_fields_for_response( $request ); $menu_item = $this->get_nav_menu_item( $item->ID ); $data = array(); if ( rest_is_field_included( 'id', $fields ) ) { $data['id'] = $menu_item->ID; } if ( rest_is_field_included( 'title', $fields ) ) { $data['title'] = array(); } if ( rest_is_field_included( 'title.raw', $fields ) ) { $data['title']['raw'] = $menu_item->title; } if ( rest_is_field_included( 'title.rendered', $fields ) ) { add_filter( 'protected_title_format', array( $this, 'protected_title_format' ) ); /** This filter is documented in wp-includes/post-template.php */ $title = apply_filters( 'the_title', $menu_item->title, $menu_item->ID ); $data['title']['rendered'] = $title; remove_filter( 'protected_title_format', array( $this, 'protected_title_format' ) ); } if ( rest_is_field_included( 'status', $fields ) ) { $data['status'] = $menu_item->post_status; } if ( rest_is_field_included( 'url', $fields ) ) { $data['url'] = $menu_item->url; } if ( rest_is_field_included( 'attr_title', $fields ) ) { // Same as post_excerpt. $data['attr_title'] = $menu_item->attr_title; } if ( rest_is_field_included( 'description', $fields ) ) { // Same as post_content. $data['description'] = $menu_item->description; } if ( rest_is_field_included( 'type', $fields ) ) { $data['type'] = $menu_item->type; } if ( rest_is_field_included( 'type_label', $fields ) ) { $data['type_label'] = $menu_item->type_label; } if ( rest_is_field_included( 'object', $fields ) ) { $data['object'] = $menu_item->object; } if ( rest_is_field_included( 'object_id', $fields ) ) { // It is stored as a string, but should be exposed as an integer. $data['object_id'] = absint( $menu_item->object_id ); } if ( rest_is_field_included( 'parent', $fields ) ) { // Same as post_parent, exposed as an integer. $data['parent'] = (int) $menu_item->menu_item_parent; } if ( rest_is_field_included( 'menu_order', $fields ) ) { // Same as post_parent, exposed as an integer. $data['menu_order'] = (int) $menu_item->menu_order; } if ( rest_is_field_included( 'target', $fields ) ) { $data['target'] = $menu_item->target; } if ( rest_is_field_included( 'classes', $fields ) ) { $data['classes'] = (array) $menu_item->classes; } if ( rest_is_field_included( 'xfn', $fields ) ) { $data['xfn'] = array_map( 'sanitize_html_class', explode( ' ', $menu_item->xfn ) ); } if ( rest_is_field_included( 'invalid', $fields ) ) { $data['invalid'] = (bool) $menu_item->_invalid; } if ( rest_is_field_included( 'meta', $fields ) ) { $data['meta'] = $this->meta->get_value( $menu_item->ID, $request ); } $taxonomies = wp_list_filter( get_object_taxonomies( $this->post_type, 'objects' ), array( 'show_in_rest' => true ) ); foreach ( $taxonomies as $taxonomy ) { $base = ! empty( $taxonomy->rest_base ) ? $taxonomy->rest_base : $taxonomy->name; if ( rest_is_field_included( $base, $fields ) ) { $terms = get_the_terms( $item, $taxonomy->name ); if ( ! is_array( $terms ) ) { continue; } $term_ids = $terms ? array_values( wp_list_pluck( $terms, 'term_id' ) ) : array(); if ( 'nav_menu' === $taxonomy->name ) { $data[ $base ] = $term_ids ? array_shift( $term_ids ) : 0; } else { $data[ $base ] = $term_ids; } } } $context = ! empty( $request['context'] ) ? $request['context'] : 'view'; $data = $this->add_additional_fields_to_object( $data, $request ); $data = $this->filter_response_by_context( $data, $context ); // Wrap the data in a response object. $response = rest_ensure_response( $data ); if ( rest_is_field_included( '_links', $fields ) || rest_is_field_included( '_embedded', $fields ) ) { $links = $this->prepare_links( $item ); $response->add_links( $links ); if ( ! empty( $links['self']['href'] ) ) { $actions = $this->get_available_actions( $item, $request ); $self = $links['self']['href']; foreach ( $actions as $rel ) { $response->add_link( $rel, $self ); } } } /** * Filters the menu item data for a REST API response. * * @since 5.9.0 * * @param WP_REST_Response $response The response object. * @param object $menu_item Menu item setup by {@see wp_setup_nav_menu_item()}. * @param WP_REST_Request $request Request object. */ return apply_filters( 'rest_prepare_nav_menu_item', $response, $menu_item, $request ); } /** * Prepares links for the request. * * @since 5.9.0 * * @param WP_Post $post Post object. * @return array Links for the given post. */ protected function prepare_links( $post ) { $links = parent::prepare_links( $post ); $menu_item = $this->get_nav_menu_item( $post->ID ); if ( empty( $menu_item->object_id ) ) { return $links; } $path = ''; $type = ''; $key = $menu_item->type; if ( 'post_type' === $menu_item->type ) { $path = rest_get_route_for_post( $menu_item->object_id ); $type = get_post_type( $menu_item->object_id ); } elseif ( 'taxonomy' === $menu_item->type ) { $path = rest_get_route_for_term( $menu_item->object_id ); $type = get_term_field( 'taxonomy', $menu_item->object_id ); } if ( $path && $type ) { $links['https://api.w.org/menu-item-object'][] = array( 'href' => rest_url( $path ), $key => $type, 'embeddable' => true, ); } return $links; } /** * Retrieves Link Description Objects that should be added to the Schema for the posts collection. * * @since 5.9.0 * * @return array */ protected function get_schema_links() { $links = parent::get_schema_links(); $href = rest_url( "{$this->namespace}/{$this->rest_base}/{id}" ); $links[] = array( 'rel' => 'https://api.w.org/menu-item-object', 'title' => __( 'Get linked object.' ), 'href' => $href, 'targetSchema' => array( 'type' => 'object', 'properties' => array( 'object' => array( 'type' => 'integer', ), ), ), ); return $links; } /** * Retrieves the term's schema, conforming to JSON Schema. * * @since 5.9.0 * * @return array Item schema data. */ public function get_item_schema() { $schema = array( '$schema' => 'http://json-schema.org/draft-04/schema#', 'title' => $this->post_type, 'type' => 'object', ); $schema['properties']['title'] = array( 'description' => __( 'The title for the object.' ), 'type' => array( 'string', 'object' ), 'context' => array( 'view', 'edit', 'embed' ), 'properties' => array( 'raw' => array( 'description' => __( 'Title for the object, as it exists in the database.' ), 'type' => 'string', 'context' => array( 'edit' ), ), 'rendered' => array( 'description' => __( 'HTML title for the object, transformed for display.' ), 'type' => 'string', 'context' => array( 'view', 'edit', 'embed' ), 'readonly' => true, ), ), ); $schema['properties']['id'] = array( 'description' => __( 'Unique identifier for the object.' ), 'type' => 'integer', 'default' => 0, 'minimum' => 0, 'context' => array( 'view', 'edit', 'embed' ), 'readonly' => true, ); $schema['properties']['type_label'] = array( 'description' => __( 'The singular label used to describe this type of menu item.' ), 'type' => 'string', 'context' => array( 'view', 'edit', 'embed' ), 'readonly' => true, ); $schema['properties']['type'] = array( 'description' => __( 'The family of objects originally represented, such as "post_type" or "taxonomy".' ), 'type' => 'string', 'enum' => array( 'taxonomy', 'post_type', 'post_type_archive', 'custom' ), 'context' => array( 'view', 'edit', 'embed' ), 'default' => 'custom', ); $schema['properties']['status'] = array( 'description' => __( 'A named status for the object.' ), 'type' => 'string', 'enum' => array_keys( get_post_stati( array( 'internal' => false ) ) ), 'default' => 'publish', 'context' => array( 'view', 'edit', 'embed' ), ); $schema['properties']['parent'] = array( 'description' => __( 'The ID for the parent of the object.' ), 'type' => 'integer', 'minimum' => 0, 'default' => 0, 'context' => array( 'view', 'edit', 'embed' ), ); $schema['properties']['attr_title'] = array( 'description' => __( 'Text for the title attribute of the link element for this menu item.' ), 'type' => 'string', 'context' => array( 'view', 'edit', 'embed' ), 'arg_options' => array( 'sanitize_callback' => 'sanitize_text_field', ), ); $schema['properties']['classes'] = array( 'description' => __( 'Class names for the link element of this menu item.' ), 'type' => 'array', 'items' => array( 'type' => 'string', ), 'context' => array( 'view', 'edit', 'embed' ), 'arg_options' => array( 'sanitize_callback' => static function ( $value ) { return array_map( 'sanitize_html_class', wp_parse_list( $value ) ); }, ), ); $schema['properties']['description'] = array( 'description' => __( 'The description of this menu item.' ), 'type' => 'string', 'context' => array( 'view', 'edit', 'embed' ), 'arg_options' => array( 'sanitize_callback' => 'sanitize_text_field', ), ); $schema['properties']['menu_order'] = array( 'description' => __( 'The DB ID of the nav_menu_item that is this item\'s menu parent, if any, otherwise 0.' ), 'context' => array( 'view', 'edit', 'embed' ), 'type' => 'integer', 'minimum' => 1, 'default' => 1, ); $schema['properties']['object'] = array( 'description' => __( 'The type of object originally represented, such as "category", "post", or "attachment".' ), 'context' => array( 'view', 'edit', 'embed' ), 'type' => 'string', 'arg_options' => array( 'sanitize_callback' => 'sanitize_key', ), ); $schema['properties']['object_id'] = array( 'description' => __( 'The database ID of the original object this menu item represents, for example the ID for posts or the term_id for categories.' ), 'context' => array( 'view', 'edit', 'embed' ), 'type' => 'integer', 'minimum' => 0, 'default' => 0, ); $schema['properties']['target'] = array( 'description' => __( 'The target attribute of the link element for this menu item.' ), 'type' => 'string', 'context' => array( 'view', 'edit', 'embed' ), 'enum' => array( '_blank', '', ), ); $schema['properties']['url'] = array( 'description' => __( 'The URL to which this menu item points.' ), 'type' => 'string', 'format' => 'uri', 'context' => array( 'view', 'edit', 'embed' ), 'arg_options' => array( 'validate_callback' => static function ( $url ) { if ( '' === $url ) { return true; } if ( sanitize_url( $url ) ) { return true; } return new WP_Error( 'rest_invalid_url', __( 'Invalid URL.' ) ); }, ), ); $schema['properties']['xfn'] = array( 'description' => __( 'The XFN relationship expressed in the link of this menu item.' ), 'type' => 'array', 'items' => array( 'type' => 'string', ), 'context' => array( 'view', 'edit', 'embed' ), 'arg_options' => array( 'sanitize_callback' => static function ( $value ) { return array_map( 'sanitize_html_class', wp_parse_list( $value ) ); }, ), ); $schema['properties']['invalid'] = array( 'description' => __( 'Whether the menu item represents an object that no longer exists.' ), 'context' => array( 'view', 'edit', 'embed' ), 'type' => 'boolean', 'readonly' => true, ); $taxonomies = wp_list_filter( get_object_taxonomies( $this->post_type, 'objects' ), array( 'show_in_rest' => true ) ); foreach ( $taxonomies as $taxonomy ) { $base = ! empty( $taxonomy->rest_base ) ? $taxonomy->rest_base : $taxonomy->name; $schema['properties'][ $base ] = array( /* translators: %s: taxonomy name */ 'description' => sprintf( __( 'The terms assigned to the object in the %s taxonomy.' ), $taxonomy->name ), 'type' => 'array', 'items' => array( 'type' => 'integer', ), 'context' => array( 'view', 'edit' ), ); if ( 'nav_menu' === $taxonomy->name ) { $schema['properties'][ $base ]['type'] = 'integer'; unset( $schema['properties'][ $base ]['items'] ); } } $schema['properties']['meta'] = $this->meta->get_field_schema(); $schema_links = $this->get_schema_links(); if ( $schema_links ) { $schema['links'] = $schema_links; } return $this->add_additional_fields_schema( $schema ); } /** * Retrieves the query params for the posts collection. * * @since 5.9.0 * * @return array Collection parameters. */ public function get_collection_params() { $query_params = parent::get_collection_params(); $query_params['menu_order'] = array( 'description' => __( 'Limit result set to posts with a specific menu_order value.' ), 'type' => 'integer', ); $query_params['order'] = array( 'description' => __( 'Order sort attribute ascending or descending.' ), 'type' => 'string', 'default' => 'asc', 'enum' => array( 'asc', 'desc' ), ); $query_params['orderby'] = array( 'description' => __( 'Sort collection by object attribute.' ), 'type' => 'string', 'default' => 'menu_order', 'enum' => array( 'author', 'date', 'id', 'include', 'modified', 'parent', 'relevance', 'slug', 'include_slugs', 'title', 'menu_order', ), ); // Change default to 100 items. $query_params['per_page']['default'] = 100; return $query_params; } /** * Determines the allowed query_vars for a get_items() response and prepares * them for WP_Query. * * @since 5.9.0 * * @param array $prepared_args Optional. Prepared WP_Query arguments. Default empty array. * @param WP_REST_Request $request Optional. Full details about the request. * @return array Items query arguments. */ protected function prepare_items_query( $prepared_args = array(), $request = null ) { $query_args = parent::prepare_items_query( $prepared_args, $request ); // Map to proper WP_Query orderby param. if ( isset( $query_args['orderby'], $request['orderby'] ) ) { $orderby_mappings = array( 'id' => 'ID', 'include' => 'post__in', 'slug' => 'post_name', 'include_slugs' => 'post_name__in', 'menu_order' => 'menu_order', ); if ( isset( $orderby_mappings[ $request['orderby'] ] ) ) { $query_args['orderby'] = $orderby_mappings[ $request['orderby'] ]; } } $query_args['update_menu_item_cache'] = true; return $query_args; } /** * Gets the id of the menu that the given menu item belongs to. * * @since 5.9.0 * * @param int $menu_item_id Menu item id. * @return int */ protected function get_menu_id( $menu_item_id ) { $menu_ids = wp_get_post_terms( $menu_item_id, 'nav_menu', array( 'fields' => 'ids' ) ); $menu_id = 0; if ( $menu_ids && ! is_wp_error( $menu_ids ) ) { $menu_id = array_shift( $menu_ids ); } return $menu_id; } }