namespace = 'wp/v2'; $this->rest_base = 'statuses'; } /** * Register the routes for the objects of the controller. */ 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(), ), 'schema' => array( $this, 'get_public_item_schema' ), ) ); register_rest_route( $this->namespace, '/' . $this->rest_base . '/(?P[\w-]+)', array( array( 'methods' => WP_REST_Server::READABLE, 'callback' => array( $this, 'get_item' ), 'permission_callback' => array( $this, 'get_item_permissions_check' ), 'args' => array( 'context' => $this->get_context_param( array( 'default' => 'view' ) ), ), ), 'schema' => array( $this, 'get_public_item_schema' ), ) ); } /** * Check whether a given request has permission to read post statuses. * * @param WP_REST_Request $request Full details about the request. * @return WP_Error|boolean */ public function get_items_permissions_check( $request ) { if ( 'edit' === $request['context'] ) { $types = get_post_types( array( 'show_in_rest' => true ), 'objects' ); foreach ( $types as $type ) { if ( current_user_can( $type->cap->edit_posts ) ) { return true; } } return new WP_Error( 'rest_cannot_view', __( 'Sorry, you cannot view this resource with edit context.' ), array( 'status' => rest_authorization_required_code() ) ); } return true; } /** * Get all post statuses, depending on user context * * @param WP_REST_Request $request * @return array|WP_Error */ public function get_items( $request ) { $data = array(); $statuses = get_post_stati( array( 'internal' => false ), 'object' ); $statuses['trash'] = get_post_status_object( 'trash' ); foreach ( $statuses as $slug => $obj ) { $ret = $this->check_read_permission( $obj ); if ( ! $ret ) { continue; } $status = $this->prepare_item_for_response( $obj, $request ); $data[ $obj->name ] = $this->prepare_response_for_collection( $status ); } return rest_ensure_response( $data ); } /** * Check if a given request has access to read a post status. * * @param WP_REST_Request $request Full details about the request. * @return WP_Error|boolean */ public function get_item_permissions_check( $request ) { $status = get_post_status_object( $request['status'] ); if ( empty( $status ) ) { return new WP_Error( 'rest_status_invalid', __( 'Invalid resource.' ), array( 'status' => 404 ) ); } $check = $this->check_read_permission( $status ); if ( ! $check ) { return new WP_Error( 'rest_cannot_read_status', __( 'Cannot view resource.' ), array( 'status' => rest_authorization_required_code() ) ); } return true; } /** * Check whether a given post status should be visible * * @param object $status * @return boolean */ protected function check_read_permission( $status ) { if ( true === $status->public ) { return true; } if ( false === $status->internal || 'trash' === $status->name ) { $types = get_post_types( array( 'show_in_rest' => true ), 'objects' ); foreach ( $types as $type ) { if ( current_user_can( $type->cap->edit_posts ) ) { return true; } } } return false; } /** * Get a specific post status * * @param WP_REST_Request $request * @return array|WP_Error */ public function get_item( $request ) { $obj = get_post_status_object( $request['status'] ); if ( empty( $obj ) ) { return new WP_Error( 'rest_status_invalid', __( 'Invalid resource.' ), array( 'status' => 404 ) ); } $data = $this->prepare_item_for_response( $obj, $request ); return rest_ensure_response( $data ); } /** * Prepare a post status object for serialization * * @param stdClass $status Post status data * @param WP_REST_Request $request * @return WP_REST_Response Post status data */ public function prepare_item_for_response( $status, $request ) { $data = array( 'name' => $status->label, 'private' => (bool) $status->private, 'protected' => (bool) $status->protected, 'public' => (bool) $status->public, 'queryable' => (bool) $status->publicly_queryable, 'show_in_list' => (bool) $status->show_in_admin_all_list, 'slug' => $status->name, ); $context = ! empty( $request['context'] ) ? $request['context'] : 'view'; $data = $this->add_additional_fields_to_object( $data, $request ); $data = $this->filter_response_by_context( $data, $context ); $response = rest_ensure_response( $data ); if ( 'publish' === $status->name ) { $response->add_link( 'archives', rest_url( 'wp/v2/posts' ) ); } else { $response->add_link( 'archives', add_query_arg( 'status', $status->name, rest_url( 'wp/v2/posts' ) ) ); } /** * Filter a status returned from the API. * * Allows modification of the status data right before it is returned. * * @param WP_REST_Response $response The response object. * @param object $status The original status object. * @param WP_REST_Request $request Request used to generate the response. */ return apply_filters( 'rest_prepare_status', $response, $status, $request ); } /** * Get the Post status' schema, conforming to JSON Schema * * @return array */ public function get_item_schema() { $schema = array( '$schema' => 'http://json-schema.org/draft-04/schema#', 'title' => 'status', 'type' => 'object', 'properties' => array( 'name' => array( 'description' => __( 'The title for the resource.' ), 'type' => 'string', 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'private' => array( 'description' => __( 'Whether posts with this resource should be private.' ), 'type' => 'boolean', 'context' => array( 'edit' ), 'readonly' => true, ), 'protected' => array( 'description' => __( 'Whether posts with this resource should be protected.' ), 'type' => 'boolean', 'context' => array( 'edit' ), 'readonly' => true, ), 'public' => array( 'description' => __( 'Whether posts of this resource should be shown in the front end of the site.' ), 'type' => 'boolean', 'context' => array( 'view', 'edit' ), 'readonly' => true, ), 'queryable' => array( 'description' => __( 'Whether posts with this resource should be publicly-queryable.' ), 'type' => 'boolean', 'context' => array( 'view', 'edit' ), 'readonly' => true, ), 'show_in_list' => array( 'description' => __( 'Whether to include posts in the edit listing for their post type.' ), 'type' => 'boolean', 'context' => array( 'edit' ), 'readonly' => true, ), 'slug' => array( 'description' => __( 'An alphanumeric identifier for the resource.' ), 'type' => 'string', 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), ), ); return $this->add_additional_fields_schema( $schema ); } /** * Get the query params for collections * * @return array */ public function get_collection_params() { return array( 'context' => $this->get_context_param( array( 'default' => 'view' ) ), ); } }