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razusrest
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<?php
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/**
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* WP_REST_Navigation_Fallback_Controller class
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*
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* REST Controller to create/fetch a fallback Navigation Menu.
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*
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* @package WordPress
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* @subpackage REST_API
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* @since 6.3.0
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*/
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/**
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* REST Controller to fetch a fallback Navigation Block Menu. If needed it creates one.
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*
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* @since 6.3.0
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*/
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class WP_REST_Navigation_Fallback_Controller extends WP_REST_Controller {
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/**
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* The Post Type for the Controller
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*
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* @since 6.3.0
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*
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* @var string
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*/
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private $post_type;
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/**
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* Constructs the controller.
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*
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* @since 6.3.0
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*/
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public function __construct() {
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$this->namespace = 'wp-block-editor/v1';
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$this->rest_base = 'navigation-fallback';
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$this->post_type = 'wp_navigation';
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}
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/**
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* Registers the controllers routes.
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*
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* @since 6.3.0
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*/
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public function register_routes() {
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// Lists a single nav item based on the given id or slug.
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register_rest_route(
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$this->namespace,
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'/' . $this->rest_base,
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array(
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array(
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'methods' => WP_REST_Server::READABLE,
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'callback' => array( $this, 'get_item' ),
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'permission_callback' => array( $this, 'get_item_permissions_check' ),
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'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::READABLE ),
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),
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'schema' => array( $this, 'get_item_schema' ),
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)
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);
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}
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/**
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* Checks if a given request has access to read fallbacks.
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*
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* @since 6.3.0
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*
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* @param WP_REST_Request $request Full details about the request.
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* @return true|WP_Error True if the request has read access, WP_Error object otherwise.
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*/
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public function get_item_permissions_check( $request ) {
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$post_type = get_post_type_object( $this->post_type );
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// Getting fallbacks requires creating and reading `wp_navigation` posts.
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if ( ! current_user_can( $post_type->cap->create_posts ) || ! current_user_can( 'edit_theme_options' ) || ! current_user_can( 'edit_posts' ) ) {
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return new WP_Error(
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'rest_cannot_create',
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__( 'Sorry, you are not allowed to create Navigation Menus as this user.' ),
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array( 'status' => rest_authorization_required_code() )
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);
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}
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if ( 'edit' === $request['context'] && ! current_user_can( $post_type->cap->edit_posts ) ) {
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return new WP_Error(
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'rest_forbidden_context',
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__( 'Sorry, you are not allowed to edit Navigation Menus as this user.' ),
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array( 'status' => rest_authorization_required_code() )
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);
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}
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return true;
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}
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/**
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* Gets the most appropriate fallback Navigation Menu.
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*
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* @since 6.3.0
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*
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* @param WP_REST_Request $request Full details about the request.
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* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
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*/
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public function get_item( $request ) {
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$post = WP_Navigation_Fallback::get_fallback();
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if ( empty( $post ) ) {
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return rest_ensure_response( new WP_Error( 'no_fallback_menu', __( 'No fallback menu found.' ), array( 'status' => 404 ) ) );
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}
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$response = $this->prepare_item_for_response( $post, $request );
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return $response;
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}
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/**
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* Retrieves the fallbacks' schema, conforming to JSON Schema.
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*
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* @since 6.3.0
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*
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* @return array Item schema data.
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*/
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public function get_item_schema() {
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if ( $this->schema ) {
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return $this->add_additional_fields_schema( $this->schema );
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}
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$this->schema = array(
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'$schema' => 'http://json-schema.org/draft-04/schema#',
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'title' => 'navigation-fallback',
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'type' => 'object',
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'properties' => array(
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'id' => array(
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'description' => __( 'The unique identifier for the Navigation Menu.' ),
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'type' => 'integer',
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'context' => array( 'view', 'edit', 'embed' ),
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'readonly' => true,
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),
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),
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);
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return $this->add_additional_fields_schema( $this->schema );
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}
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/**
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* Matches the post data to the schema we want.
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*
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* @since 6.3.0
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*
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* @param WP_Post $item The wp_navigation Post object whose response is being prepared.
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* @param WP_REST_Request $request Request object.
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* @return WP_REST_Response $response The response data.
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*/
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public function prepare_item_for_response( $item, $request ) {
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$data = array();
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$fields = $this->get_fields_for_response( $request );
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if ( rest_is_field_included( 'id', $fields ) ) {
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$data['id'] = (int) $item->ID;
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}
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$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
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$data = $this->add_additional_fields_to_object( $data, $request );
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$data = $this->filter_response_by_context( $data, $context );
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$response = rest_ensure_response( $data );
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if ( rest_is_field_included( '_links', $fields ) || rest_is_field_included( '_embedded', $fields ) ) {
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$links = $this->prepare_links( $item );
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$response->add_links( $links );
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}
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return $response;
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}
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/**
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* Prepares the links for the request.
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*
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* @since 6.3.0
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*
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* @param WP_Post $post the Navigation Menu post object.
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* @return array Links for the given request.
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*/
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private function prepare_links( $post ) {
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return array(
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'self' => array(
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'href' => rest_url( rest_get_route_for_post( $post->ID ) ),
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'embeddable' => true,
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),
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);
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}
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}
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