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<?php
/**
* REST API: WP_REST_Menu_Items_Controller class
*
* @package WordPress
* @subpackage REST_API
*/
/**
* Core class to access nav items via the REST API.
*
* @see WP_REST_Posts_Controller
*/
class WP_REST_Menu_Items_Controller extends WP_REST_Posts_Controller {
/**
* Constructor.
*
* @param string $post_type Post type.
*/
public function __construct( $post_type ) {
parent::__construct( $post_type );
$this->namespace = '__experimental';
}
/**
* Overrides the route registration to support "allow_batch".
*
* @since 9.2.0
*/
public function register_routes() {
register_rest_route(
$this->namespace,
'/' . $this->rest_base,
array(
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_items' ),
'permission_callback' => array( $this, 'get_items_permissions_check' ),
'args' => $this->get_collection_params(),
),
array(
'methods' => WP_REST_Server::CREATABLE,
'callback' => array( $this, 'create_item' ),
'permission_callback' => array( $this, 'create_item_permissions_check' ),
'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ),
),
'allow_batch' => array( 'v1' => true ),
'schema' => array( $this, 'get_public_item_schema' ),
)
);
$schema = $this->get_item_schema();
$get_item_args = array(
'context' => $this->get_context_param( array( 'default' => 'view' ) ),
);
if ( isset( $schema['properties']['password'] ) ) {
$get_item_args['password'] = array(
'description' => __( 'The password for the post if it is password protected.', 'gutenberg' ),
'type' => 'string',
);
}
register_rest_route(
$this->namespace,
'/' . $this->rest_base . '/(?P<id>[\d]+)',
array(
'args' => array(
'id' => array(
'description' => __( 'Unique identifier for the object.', 'gutenberg' ),
'type' => 'integer',
),
),
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_item' ),
'permission_callback' => array( $this, 'get_item_permissions_check' ),
'args' => $get_item_args,
),
array(
'methods' => WP_REST_Server::EDITABLE,
'callback' => array( $this, 'update_item' ),
'permission_callback' => array( $this, 'update_item_permissions_check' ),
'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ),
),
array(
'methods' => WP_REST_Server::DELETABLE,
'callback' => array( $this, 'delete_item' ),
'permission_callback' => array( $this, 'delete_item_permissions_check' ),
'args' => array(
'force' => array(
'type' => 'boolean',
'default' => false,
'description' => __( 'Whether to bypass Trash and force deletion.', 'gutenberg' ),
),
),
),
'allow_batch' => array( 'v1' => true ),
'schema' => array( $this, 'get_public_item_schema' ),
)
);
}
/**
* Get the post, if the ID is valid.
*
* @param int $id Supplied ID.
*
* @return object|WP_Error Post object if ID is valid, WP_Error otherwise.
*/
protected function get_post( $id ) {
return $this->get_nav_menu_item( $id );
}
/**
* Get the nav menu item, if the ID is valid.
*
* @param int $id Supplied ID.
*
* @return object|WP_Error Post object if ID is valid, WP_Error otherwise.
*/
protected function get_nav_menu_item( $id ) {
$post = parent::get_post( $id );
if ( is_wp_error( $post ) ) {
return $post;
}
$nav_item = wp_setup_nav_menu_item( $post );
return $nav_item;
}
/**
* Checks if a given request has access to read a menu item if they have access to edit them.
*
* @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 ) {
$post = $this->get_post( $request['id'] );
if ( is_wp_error( $post ) ) {
return $post;
}
if ( $post && ! $this->check_update_permission( $post ) ) {
return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot view this menu item, unless you have access to permission edit it. ', 'gutenberg' ), array( 'status' => rest_authorization_required_code() ) );
}
return parent::get_item_permissions_check( $request );
}
/**
* Checks if a given request has access to read menu items if they have access to edit them.
*
* @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 ) {
$post_type = get_post_type_object( $this->post_type );
if ( ! current_user_can( $post_type->cap->edit_posts ) ) {
if ( 'edit' === $request['context'] ) {
return new WP_Error( 'rest_forbidden_context', __( 'Sorry, you are not allowed to edit posts in this post type.', 'gutenberg' ), array( 'status' => rest_authorization_required_code() ) );
}
return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot view these menu items, unless you have access to permission edit them. ', 'gutenberg' ), array( 'status' => rest_authorization_required_code() ) );
}
return true;
}
/**
* Creates a single post.
*
* @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.', 'gutenberg' ), 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'], $prepared_nav_item );
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 $nav_menu_item;
}
/**
* Fires after a single nav menu item is created or updated via the REST API.
*
* The dynamic portion of the hook name, `$this->post_type`, refers to the post type slug.
*
* @param object $nav_menu_item Inserted or updated nav item object.
* @param WP_REST_Request $request Request object.
* @param bool $creating True when creating a post, false when updating.
* SA
*/
do_action( "rest_insert_{$this->post_type}", $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;
}
$request->set_param( 'context', 'edit' );
/**
* Fires after a single nav menu item is completely created or updated via the REST API.
*
* The dynamic portion of the hook name, `$this->post_type`, refers to the post type slug.
*
* @param object $nav_menu_item Inserted or updated nav item object.
* @param WP_REST_Request $request Request object.
* @param bool $creating True when creating a post, false when updating.
*/
do_action( "rest_after_insert_{$this->post_type}", $nav_menu_item, $request, true );
$response = $this->prepare_item_for_response( $nav_menu_item, $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.
*
* @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;
}
$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'], $prepared_nav_item );
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 $nav_menu_item;
}
/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php */
do_action( "rest_insert_{$this->post_type}", $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;
}
}
$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;
}
$request->set_param( 'context', 'edit' );
/** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-posts-controller.php */
do_action( "rest_after_insert_{$this->post_type}", $nav_menu_item, $request, false );
$response = $this->prepare_item_for_response( $nav_menu_item, $request );
return rest_ensure_response( $response );
}
/**
* Deletes a single menu item.
*
* @param WP_REST_Request $request Full details about the request.
* @return true|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;
}
$force = isset( $request['force'] ) ? (bool) $request['force'] : false;
// We don't support trashing for menu items.
if ( ! $force ) {
/* translators: %s: force=true */
return new WP_Error( 'rest_trash_not_supported', sprintf( __( "Menu items do not support trashing. Set '%s' to delete.", 'gutenberg' ), 'force=true' ), array( 'status' => 501 ) );
}
$previous = $this->prepare_item_for_response( $menu_item, $request );
$result = wp_delete_post( $request['id'], true );
if ( ! $result ) {
return new WP_Error( 'rest_cannot_delete', __( 'The post cannot be deleted.', 'gutenberg' ), array( 'status' => 500 ) );
}
$response = new WP_REST_Response();
$response->set_data(
array(
'deleted' => true,
'previous' => $previous->get_data(),
)
);
/**
* Fires immediately after a single menu item is deleted or trashed via the REST API.
*
* They dynamic portion of the hook name, `$this->post_type`, refers to the post type slug.
*
* @param Object $menu_item The deleted or trashed menu item.
* @param WP_REST_Response $response The response data.
* @param WP_REST_Request $request The request sent to the API.
*/
do_action( "rest_delete_{$this->post_type}", $menu_item, $response, $request );
return $response;
}
/**
* Prepares a single post for create or update.
*
* @param WP_REST_Request $request Request object.
*
* @return stdClass|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-title' => $menu_item_obj->title,
'menu-item-url' => $menu_item_obj->url,
'menu-item-description' => $menu_item_obj->description,
'menu-item-content' => $menu_item_obj->menu_item_content,
'menu-item-attr-title' => $menu_item_obj->attr_title,
'menu-item-target' => $menu_item_obj->target,
// Stored in the database as a string.
'menu-item-classes' => implode( ' ', $menu_item_obj->classes ),
'menu-item-xfn' => $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' => 0,
'menu-item-type' => 'custom',
'menu-item-title' => '',
'menu-item-url' => '',
'menu-item-description' => '',
'menu-item-content' => '',
'menu-item-attr-title' => '',
'menu-item-target' => '',
'menu-item-classes' => '',
'menu-item-xfn' => '',
'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 ( ! empty( $schema['properties'][ $api_request ] ) && isset( $request[ $api_request ] ) ) {
$check = rest_validate_value_from_schema( $request[ $api_request ], $schema['properties'][ $api_request ] );
if ( is_wp_error( $check ) ) {
$check->add_data( array( 'status' => 400 ) );
return $check;
}
$prepared_nav_item[ $original ] = rest_sanitize_value_from_schema( $request[ $api_request ], $schema['properties'][ $api_request ] );
}
}
$taxonomy = get_taxonomy( 'nav_menu' );
$base = ! empty( $taxonomy->rest_base ) ? $taxonomy->rest_base : $taxonomy->name;
// If menus submitted, cast to int.
if ( isset( $request[ $base ] ) && ! 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'];
}
}
// Nav menu content.
if ( ! empty( $schema['properties']['content'] ) && isset( $request['content'] ) ) {
if ( is_string( $request['content'] ) ) {
$prepared_nav_item['menu-item-content'] = $request['content'];
} elseif ( isset( $request['content']['raw'] ) ) {
$prepared_nav_item['menu-item-content'] = $request['content']['raw'];
}
}
// Check if object id exists before saving.
if ( ! $prepared_nav_item['menu-item-object'] ) {
// If taxonony, 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 ) ) {
return new WP_Error( 'rest_term_invalid_id', __( 'Invalid term ID.', 'gutenberg' ), array( 'status' => 400 ) );
}
$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 ) ) {
return new WP_Error( 'rest_post_invalid_id', __( 'Invalid post ID.', 'gutenberg' ), array( 'status' => 400 ) );
}
$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 ( empty( $original ) ) {
return new WP_Error( 'rest_post_invalid_type', __( 'Invalid post type.', 'gutenberg' ), 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'] ) {
return new WP_Error( 'rest_title_required', __( 'Title required if menu item of type custom.', 'gutenberg' ), array( 'status' => 400 ) );
}
if ( empty( $prepared_nav_item['menu-item-url'] ) ) {
return new WP_Error( 'rest_url_required', __( 'URL required if menu item of type custom.', 'gutenberg' ), array( 'status' => 400 ) );
}
}
// If menu item is type block, then content is required.
if ( 'block' === $prepared_nav_item['menu-item-type'] ) {
if ( empty( $prepared_nav_item['menu-item-content'] ) ) {
return new WP_Error( 'rest_content_required', __( 'Content required if menu item of type block.', 'gutenberg' ), array( 'status' => 400 ) );
}
}
// If menu id is set, valid the value of menu item position and parent id.
if ( ! empty( $prepared_nav_item['menu-id'] ) ) {
// Check if nav menu is valid.
if ( ! is_nav_menu( $prepared_nav_item['menu-id'] ) ) {
return new WP_Error( 'invalid_menu_id', __( 'Invalid menu ID.', 'gutenberg' ), array( 'status' => 400 ) );
}
// If menu item position is set to 0, insert as the last item in the existing menu.
$menu_items = wp_get_nav_menu_items( $prepared_nav_item['menu-id'], array( 'post_status' => 'publish,draft' ) );
if ( 0 === (int) $prepared_nav_item['menu-item-position'] ) {
if ( $menu_items ) {
$last_item = $menu_items[ count( $menu_items ) - 1 ];
if ( $last_item && isset( $last_item->menu_order ) ) {
$prepared_nav_item['menu-item-position'] = $last_item->menu_order + 1;
} else {
$prepared_nav_item['menu-item-position'] = count( $menu_items ) - 1;
}
array_push( $menu_items, $last_item );
} else {
$prepared_nav_item['menu-item-position'] = 1;
}
}
// Check if existing menu position is already in use by another menu item.
$menu_item_ids = array();
foreach ( $menu_items as $menu_item ) {
$menu_item_ids[] = $menu_item->ID;
if ( $menu_item->ID !== (int) $menu_item_db_id ) {
if ( (int) $prepared_nav_item['menu-item-position'] === (int) $menu_item->menu_order ) {
return new WP_Error( 'invalid_menu_order', __( 'Invalid menu position.', 'gutenberg' ), array( 'status' => 400 ) );
}
}
}
// Check if valid parent id is valid nav menu item in menu.
if ( $prepared_nav_item['menu-item-parent-id'] ) {
if ( ! is_nav_menu_item( $prepared_nav_item['menu-item-parent-id'] ) ) {
return new WP_Error( 'invalid_menu_item_parent', __( 'Invalid menu item parent.', 'gutenberg' ), array( 'status' => 400 ) );
}
if ( ! $menu_item_ids || ! in_array( $prepared_nav_item['menu-item-parent-id'], $menu_item_ids, true ) ) {
return new WP_Error( 'invalid_item_parent', __( 'Invalid menu item parent.', 'gutenberg' ), array( 'status' => 400 ) );
}
}
}
foreach ( array( 'menu-item-object-id', 'menu-item-parent-id' ) as $key ) {
// Note we need to allow negative-integer IDs for previewed objects not inserted yet.
$prepared_nav_item[ $key ] = intval( $prepared_nav_item[ $key ] );
}
foreach ( array( 'menu-item-type', 'menu-item-object', 'menu-item-target' ) as $key ) {
$prepared_nav_item[ $key ] = sanitize_key( $prepared_nav_item[ $key ] );
}
// Valid xfn and classes are an array.
foreach ( array( 'menu-item-xfn', 'menu-item-classes' ) as $key ) {
$value = $prepared_nav_item[ $key ];
if ( ! is_array( $value ) ) {
$value = wp_parse_list( $value );
}
$prepared_nav_item[ $key ] = implode( ' ', array_map( 'sanitize_html_class', $value ) );
}
// Apply the same filters as when calling wp_insert_post().
/** This filter is documented in wp-includes/post.php */
$prepared_nav_item['menu-item-title'] = wp_unslash( apply_filters( 'title_save_pre', wp_slash( $prepared_nav_item['menu-item-title'] ) ) );
/** This filter is documented in wp-includes/post.php */
$prepared_nav_item['menu-item-attr-title'] = wp_unslash( apply_filters( 'excerpt_save_pre', wp_slash( $prepared_nav_item['menu-item-attr-title'] ) ) );
/** This filter is documented in wp-includes/post.php */
$prepared_nav_item['menu-item-description'] = wp_unslash( apply_filters( 'content_save_pre', wp_slash( $prepared_nav_item['menu-item-description'] ) ) );
// Valid url.
if ( '' !== $prepared_nav_item['menu-item-url'] ) {
$prepared_nav_item['menu-item-url'] = esc_url_raw( $prepared_nav_item['menu-item-url'] );
if ( '' === $prepared_nav_item['menu-item-url'] ) {
// Fail sanitization if URL is invalid.
return new WP_Error( 'invalid_url', __( 'Invalid URL.', 'gutenberg' ), array( 'status' => 400 ) );
}
}
// 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) $prepared_nav_item;
/**
* Filters a post before it is inserted via the REST API.
*
* The dynamic portion of the hook name, `$this->post_type`, refers to the post type slug.
*
* @param stdClass $prepared_post An object representing a single post prepared
* for inserting or updating the database.
* @param WP_REST_Request $request Request object.
*/
return apply_filters( "rest_pre_insert_{$this->post_type}", $prepared_nav_item, $request );
}
/**
* Prepares a single post output for response.
*
* @param object $post Post object.
* @param WP_REST_Request $request Request object.
*
* @return WP_REST_Response Response object.
*/
public function prepare_item_for_response( $post, $request ) {
$fields = $this->get_fields_for_response( $request );
// Base fields for every post.
$menu_item = wp_setup_nav_menu_item( $post );
$data = array();
if ( in_array( 'id', $fields, true ) ) {
$data['id'] = $menu_item->ID;
}
if ( in_array( 'title', $fields, true ) ) {
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 );
/** This filter is documented in wp-includes/class-walker-nav-menu.php */
$title = apply_filters( 'nav_menu_item_title', $title, $menu_item, null, 0 );
$data['title'] = array(
'raw' => $menu_item->title,
'rendered' => $title,
);
remove_filter( 'protected_title_format', array( $this, 'protected_title_format' ) );
}
if ( in_array( 'status', $fields, true ) ) {
$data['status'] = $menu_item->post_status;
}
if ( in_array( 'url', $fields, true ) ) {
$data['url'] = $menu_item->url;
}
if ( in_array( 'attr_title', $fields, true ) ) {
// Same as post_excerpt.
$data['attr_title'] = $menu_item->attr_title;
}
if ( in_array( 'description', $fields, true ) ) {
// Same as post_content.
$data['description'] = $menu_item->description;
}
if ( in_array( 'type', $fields, true ) ) {
// Using 'item_type' since 'type' already exists.
$data['type'] = $menu_item->type;
}
if ( in_array( 'type_label', $fields, true ) ) {
// Using 'item_type_label' to match up with 'item_type' - IS READ ONLY!
$data['type_label'] = $menu_item->type_label;
}
if ( in_array( 'object', $fields, true ) ) {
$data['object'] = $menu_item->object;
}
if ( in_array( 'object_id', $fields, true ) ) {
// Usually is a string, but lets expose as an integer.
$data['object_id'] = absint( $menu_item->object_id );
}
if ( rest_is_field_included( 'content', $fields ) ) {
$data['content'] = array();
}
if ( rest_is_field_included( 'content.raw', $fields ) ) {
$data['content']['raw'] = $menu_item->content;
}
if ( rest_is_field_included( 'content.rendered', $fields ) ) {
/** This filter is documented in wp-includes/post-template.php */
$data['content']['rendered'] = apply_filters( 'the_content', $menu_item->content );
}
if ( rest_is_field_included( 'content.block_version', $fields ) ) {
$data['content']['block_version'] = block_version( $menu_item->content );
}
if ( in_array( 'parent', $fields, true ) ) {
// Same as post_parent, expose as integer.
$data['parent'] = absint( $menu_item->menu_item_parent );
}
if ( in_array( 'menu_order', $fields, true ) ) {
// Same as post_parent, expose as integer.
$data['menu_order'] = absint( $menu_item->menu_order );
}
if ( in_array( 'menu_id', $fields, true ) ) {
$data['menu_id'] = $this->get_menu_id( $menu_item->ID );
}
if ( in_array( 'target', $fields, true ) ) {
$data['target'] = $menu_item->target;
}
if ( in_array( 'classes', $fields, true ) ) {
$data['classes'] = (array) $menu_item->classes;
}
if ( in_array( 'xfn', $fields, true ) ) {
$data['xfn'] = array_map( 'sanitize_html_class', explode( ' ', $menu_item->xfn ) );
}
if ( in_array( 'meta', $fields, true ) ) {
$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 ( in_array( $base, $fields, true ) ) {
$terms = get_the_terms( $post, $taxonomy->name );
$data[ $base ] = $terms ? array_values( wp_list_pluck( $terms, 'term_id' ) ) : array();
}
}
$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 );
$links = $this->prepare_links( $menu_item );
$response->add_links( $links );
if ( ! empty( $links['self']['href'] ) ) {
$actions = $this->get_available_actions( $menu_item, $request );
$self = $links['self']['href'];
foreach ( $actions as $rel ) {
$response->add_link( $rel, $self );
}
}
/**
* Filters the post data for a response.
*
* The dynamic portion of the hook name, `$this->post_type`, refers to the post type slug.
*
* @param WP_REST_Response $response The response object.
* @param object $post Post object.
* @param WP_REST_Request $request Request object.
*/
return apply_filters( "rest_prepare_{$this->post_type}", $response, $post, $request );
}
/**
* Prepares links for the request.
*
* @param object $menu_item Menu object.
*
* @return array Links for the given post.
*/
protected function prepare_links( $menu_item ) {
$links = parent::prepare_links( $menu_item );
if ( 'post_type' === $menu_item->type && ! empty( $menu_item->object_id ) ) {
$post_type_object = get_post_type_object( $menu_item->object );
if ( $post_type_object->show_in_rest ) {
$rest_base = ! empty( $post_type_object->rest_base ) ? $post_type_object->rest_base : $post_type_object->name;
$url = rest_url( sprintf( 'wp/v2/%s/%d', $rest_base, $menu_item->object_id ) );
$links['https://api.w.org/object'][] = array(
'href' => $url,
'post_type' => $menu_item->type,
'embeddable' => true,
);
}
} elseif ( 'taxonomy' === $menu_item->type && ! empty( $menu_item->object_id ) ) {
$taxonomy_object = get_taxonomy( $menu_item->object );
if ( $taxonomy_object->show_in_rest ) {
$rest_base = ! empty( $taxonomy_object->rest_base ) ? $taxonomy_object->rest_base : $taxonomy_object->name;
$url = rest_url( sprintf( 'wp/v2/%s/%d', $rest_base, $menu_item->object_id ) );
$links['https://api.w.org/object'][] = array(
'href' => $url,
'taxonomy' => $menu_item->type,
'embeddable' => true,
);
}
}
return $links;
}
/**
* Retrieve Link Description Objects that should be added to the Schema for the posts collection.
*
* @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/object',
'title' => __( 'Get linked object.', 'gutenberg' ),
'href' => $href,
'targetSchema' => array(
'type' => 'object',
'properties' => array(
'object' => array(
'type' => 'integer',
),
),
),
);
return $links;
}
/**
* Retrieves the term's schema, conforming to JSON Schema.
*
* @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.', 'gutenberg' ),
'type' => 'object',
'context' => array( 'view', 'edit', 'embed' ),
'arg_options' => array(
// Note: sanitization implemented in self::prepare_item_for_database().
'sanitize_callback' => null,
// Note: validation implemented in self::prepare_item_for_database().
'validate_callback' => null,
),
'properties' => array(
'raw' => array(
'description' => __( 'Title for the object, as it exists in the database.', 'gutenberg' ),
'type' => 'string',
'context' => array( 'edit' ),
),
'rendered' => array(
'description' => __( 'HTML title for the object, transformed for display.', 'gutenberg' ),
'type' => 'string',
'context' => array( 'view', 'edit', 'embed' ),
'readonly' => true,
),
),
);
$schema['properties']['id'] = array(
'description' => __( 'Unique identifier for the object.', 'gutenberg' ),
'type' => 'integer',
'default' => 0,
'minimum' => 0,
'context' => array( 'view', 'edit', 'embed' ),
'readonly' => true,
);
$schema['properties']['type_label'] = array(
'description' => __( 'Name of type.', 'gutenberg' ),
'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".', 'gutenberg' ),
'type' => 'string',
'enum' => array( 'taxonomy', 'post_type', 'post_type_archive', 'custom', 'block' ),
'context' => array( 'view', 'edit', 'embed' ),
'default' => 'custom',
);
$schema['properties']['status'] = array(
'description' => __( 'A named status for the object.', 'gutenberg' ),
'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.', 'gutenberg' ),
'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.', 'gutenberg' ),
'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.', 'gutenberg' ),
'type' => 'array',
'items' => array(
'type' => 'string',
),
'context' => array( 'view', 'edit', 'embed' ),
'arg_options' => array(
'sanitize_callback' => function ( $value ) {
return array_map( 'sanitize_html_class', wp_parse_list( $value ) );
},
),
);
$schema['properties']['description'] = array(
'description' => __( 'The description of this menu item.', 'gutenberg' ),
'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.', 'gutenberg' ),
'context' => array( 'view', 'edit', 'embed' ),
'type' => 'integer',
'minimum' => 0,
'default' => 0,
);
$schema['properties']['object'] = array(
'description' => __( 'The type of object originally represented, such as "category," "post", or "attachment."', 'gutenberg' ),
'context' => array( 'view', 'edit', 'embed' ),
'type' => 'string',
);
$schema['properties']['object_id'] = array(
'description' => __( 'The DB ID of the original object this menu item represents, e . g . ID for posts and term_id for categories.', 'gutenberg' ),
'context' => array( 'view', 'edit', 'embed' ),
'type' => 'integer',
'minimum' => 0,
'default' => 0,
);
$schema['properties']['content'] = array(
'description' => __( 'HTML content to display for this block menu item.', 'gutenberg' ),
'context' => array( 'view', 'edit', 'embed' ),
'type' => 'object',
'arg_options' => array(
'sanitize_callback' => null, // Note: sanitization implemented in self::prepare_item_for_database().
'validate_callback' => null, // Note: validation implemented in self::prepare_item_for_database().
),
'properties' => array(
'raw' => array(
'description' => __( 'HTML content, as it exists in the database.', 'gutenberg' ),
'type' => 'string',
'context' => array( 'edit' ),
),
'rendered' => array(
'description' => __( 'HTML content, transformed for display.', 'gutenberg' ),
'type' => 'string',
'context' => array( 'view', 'edit' ),
'readonly' => true,
),
'block_version' => array(
'description' => __( 'Version of the block format used in the HTML content.', 'gutenberg' ),
'type' => 'integer',
'context' => array( 'edit' ),
'readonly' => true,
),
),
);
$schema['properties']['target'] = array(
'description' => __( 'The target attribute of the link element for this menu item.', 'gutenberg' ),
'type' => 'string',
'context' => array( 'view', 'edit', 'embed' ),
'enum' => array(
'_blank',
'',
),
);
$schema['properties']['type_label'] = array(
'description' => __( 'The singular label used to describe this type of menu item.', 'gutenberg' ),
'context' => array( 'view', 'edit', 'embed' ),
'type' => 'string',
'readonly' => true,
);
$schema['properties']['url'] = array(
'description' => __( 'The URL to which this menu item points.', 'gutenberg' ),
'type' => 'string',
'format' => 'uri',
'context' => array( 'view', 'edit', 'embed' ),
);
$schema['properties']['xfn'] = array(
'description' => __( 'The XFN relationship expressed in the link of this menu item.', 'gutenberg' ),
'type' => 'array',
'items' => array(
'type' => 'string',
),
'context' => array( 'view', 'edit', 'embed' ),
'arg_options' => array(
'sanitize_callback' => 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.', 'gutenberg' ),
'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.', 'gutenberg' ), $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.
*
* @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.', 'gutenberg' ),
'type' => 'integer',
);
$query_params['order'] = array(
'description' => __( 'Order sort attribute ascending or descending.', 'gutenberg' ),
'type' => 'string',
'default' => 'asc',
'enum' => array( 'asc', 'desc' ),
);
$query_params['orderby'] = array(
'description' => __( 'Sort collection by object attribute.', 'gutenberg' ),
'type' => 'string',
'default' => 'menu_order',
'enum' => array(
'author',
'date',
'id',
'include',
'modified',
'parent',
'relevance',
'slug',
'include_slugs',
'title',
'menu_order',
),
);
return $query_params;
}
/**
* Determines the allowed query_vars for a get_items() response and prepares
* them for WP_Query.
*
* @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'] ) && isset( $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'] ];
}
}
return $query_args;
}
/**
* Checks whether current user can assign all terms sent with the current request.
*
* @param WP_REST_Request $request The request object with post and terms data.
*
* @return bool Whether the current user can assign the provided terms.
*/
protected function check_assign_terms_permission( $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 ( ! isset( $request[ $base ] ) ) {
continue;
}
foreach ( (array) $request[ $base ] as $term_id ) {
if ( ! $term_id ) {
continue;
}
// Invalid terms will be rejected later.
if ( ! get_term( $term_id, $taxonomy->name ) ) {
continue;
};
if ( ! current_user_can( 'assign_term', (int) $term_id ) ) {
return false;
}
}
}
return true;
}
/**
* Get menu id of current menu item.
*
* @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;
}
}