View file File name : class-custom-css.php Content :<?php /** * Custom CSS REST route * * @package automattic/jetpack-import */ namespace Automattic\Jetpack\Import\Endpoints; use WP_Error; use WP_REST_Request; use WP_REST_Response; require_once ABSPATH . 'wp-includes/theme.php'; /** * Class Custom_CSS */ class Custom_CSS extends \WP_REST_Posts_Controller { /** * Base class */ use Import; /** * The Import ID add a new item to the schema. */ use Import_ID; /** * Whether the controller supports batching. * * @var array */ protected $allow_batch = array( 'v1' => true ); /** * Constructor. */ public function __construct() { parent::__construct( 'custom_css' ); $this->rest_base = 'custom-css'; } /** * Update the custom CSS 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 ) { $args = array( 'stylesheet' => $request['title'], ); $post = wp_update_custom_css_post( $request['content'], $args ); if ( is_wp_error( $post ) ) { return $post; } $response = $this->prepare_item_for_response( $post, $request ); $response = rest_ensure_response( $response ); return $this->add_import_id_metadata( $request, $response ); } }