ed JS file. wp_enqueue_script( self::HANDLE_JS ); $this->isInitialized = true; } /** * @param string $url * @return string */ private function getProxyUrl( $url ) { $proxyUrl = get_rest_url( null, self::PROXY_REST_PATH ); $proxyUrl = add_query_arg( [ 'url' => $url ], $proxyUrl ); return $proxyUrl; } } ed JS file. wp_enqueue_script( self::HANDLE_JS ); $this->isInitialized = true; } /** * @param string $url * @return string */ private function getProxyUrl( $url ) { $proxyUrl = get_rest_url( null, self::PROXY_REST_PATH ); $proxyUrl = add_query_arg( [ 'url' => $url ], $proxyUrl ); return $proxyUrl; } }