source.php

<?php
/**
 * webtrees: online genealogy
 * Copyright (C) 2019 webtrees development team
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
declare(strict_types=1);

// Redirect legacy URLs to the new router.
$_GET['xref']  = $_GET['sid'] ?? '';
$_GET['route'] = 'source';

header('HTTP/1.1 301 Moved Permanently');
header('Location: index.php?' . http_build_query($_GET, '', '&', PHP_QUERY_RFC3986));