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1<?php
2
3/**
4 * Twig extension to slugify titles
5 *
6 * This Source Code Form is subject to the terms of the Mozilla Public License,
7 * v. 2.0. If a copy of the MPL was not distributed with this file, You can
8 * obtain one at https://mozilla.org/MPL/2.0/.
9 *
10 * @package   phpMyFAQ\Template
11 * @author    Thorsten Rinne <thorsten@phpmyfaq.de>
12 * @copyright 2026 phpMyFAQ Team
13 * @license   https://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0
14 * @link      https://www.phpmyfaq.de
15 * @since     2026-01-05
16 */
17
18declare(strict_types=1);
19
20namespace phpMyFAQ\Twig\Extensions;
21
22use phpMyFAQ\Link\Util\TitleSlugifier;
23use Twig\Attribute\AsTwigFilter;
24use Twig\Extension\AbstractExtension;
25
26class TitleSlugifierTwigExtension extends AbstractExtension
27{
28    #[AsTwigFilter(name: 'slugify')]
29    public static function slugify(?string $title): string
30    {
31        if ($title === null || $title === '') {
32            return '';
33        }
34
35        return TitleSlugifier::slug($title);
36    }
37}