Airplane_Mode_Core::block_oembed_html PHP Метод

        public function block_oembed_html($html, $url, $attr, $post_ID)
        {
            return $this->enabled() ? sprintf('<div class="loading-placeholder airplane-mode-placeholder"><p>%s</p></div>', sprintf(__('Airplane Mode is enabled. oEmbed blocked for %1$s.', 'airplane-mode'), esc_url($url))) : $html;
        }