xref: /webtrees/app/Services/HtmlService.php (revision 39b00ae97f08f1096ebe5846700f5ed4f140ea3b)
1<?php
2/**
3 * webtrees: online genealogy
4 * Copyright (C) 2019 webtrees development team
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16declare(strict_types=1);
17
18namespace Fisharebest\Webtrees\Services;
19
20use HTMLPurifier;
21use HTMLPurifier_Config;
22
23/**
24 * Filter/sanitize HTML
25 */
26class HtmlService
27{
28    /**
29     * Take some dirty HTML (as provided by the user), and clean it before
30     * we save/display it.
31     *
32     * @param string $html
33     *
34     * @return string
35     */
36    public function sanitize(string $html): string
37    {
38        $config = HTMLPurifier_Config::createDefault();
39
40        $purifier = new HTMLPurifier($config);
41
42        return $purifier->purify($html);
43    }
44}
45