xref: /webtrees/app/Http/Middleware/UseTransaction.php (revision 71239cb694d278d044f33328daaa60c8ed7431e9) 
1<?php
2/**
3 * webtrees: online genealogy
4 * Copyright (C) 2018 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\Http\Middleware;
19
20use Closure;
21use Fisharebest\Webtrees\Database;
22use Symfony\Component\HttpFoundation\Request;
23use Symfony\Component\HttpFoundation\Response;
24use Throwable;
25
26/**
27 * Middleware to wrap a request in a transaction.
28 */
29class UseTransaction implements MiddlewareInterface
30{
31    /**
32     * @param Request $request
33     * @param Closure $next
34     *
35     * @return Response
36     * @throws Throwable
37     */
38    public function handle(Request $request, Closure $next): Response
39    {
40        $connected = Database::isConnected();
41        if ($connected) {
42            Database::beginTransaction();
43        }
44
45        try {
46            $response = $next($request);
47
48            if ($connected) {
49                Database::commit();
50            }
51        } catch (Throwable $ex) {
52            if ($connected) {
53                Database::rollBack();
54            }
55
56            throw $ex;
57        }
58
59        return $response;
60    }
61}
62