tinymce-editor/Application/Core/TinyMCE/Options/Protect.php

<?php

/**
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 *
 * @copyright (C) 2022 Marat Bedoev, bestlife AG
 * @copyright (C) 2023 O3-Shop (https://www.o3-shop.com)
 * @copyright (C) D3 Data Development (Inh. Thomas Dartsch)
 * @author    D3 Data Development - Daniel Seifert <info@shopmodule.com>
 * @link      https://www.oxidmodule.com
 */

declare(strict_types=1);

namespace O3\TinyMCE\Application\Core\TinyMCE\Options;

class Protect extends AbstractOption
{
    protected string $key = 'protect';

    public function get(): string
    {
        $protect = [
            '/\[\{((?!\}\]).)+\}\]/gm', // Allow Smarty codes [{foobar}]
            '/\{\{(.*)\}\}/gm', // Allow Twig output codes  {{foobar}}
            '/\{\%(.*)\%\}/gm', // Allow TWIG control codes  {%foobar%}
            '/\{\#(.*)\#\}/gm', // Allow TWIG comment codes  {#foobar#}
        ];

        return '[ '.implode(', ', $protect).' ]';
    }
}