xref: /webtrees/app/Http/Middleware/UseDatabase.php (revision e3c147d0d53873311b7c137c41b4439e01d4189e) 
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2019 webtrees development team
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18declare(strict_types=1);
19
20namespace Fisharebest\Webtrees\Http\Middleware;
21
22use Fisharebest\Webtrees\Webtrees;
23use Illuminate\Database\Capsule\Manager as DB;
24use Illuminate\Database\Query\Builder;
25use LogicException;
26use Psr\Http\Message\ResponseInterface;
27use Psr\Http\Message\ServerRequestInterface;
28use Psr\Http\Server\MiddlewareInterface;
29use Psr\Http\Server\RequestHandlerInterface;
30
31/**
32 * Middleware to connect to the database.
33 */
34class UseDatabase implements MiddlewareInterface
35{
36    /**
37     * @param ServerRequestInterface  $request
38     * @param RequestHandlerInterface $handler
39     *
40     * @return ResponseInterface
41     */
42    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
43    {
44        // Earlier versions of webtrees did not have a dbtype config option.  They always used mysql.
45        $driver = $request->getAttribute('dbtype', 'mysql');
46
47        $dbname = $request->getAttribute('dbname');
48
49        if ($driver === 'sqlite') {
50            $dbname = Webtrees::ROOT_DIR . 'data/' . $dbname . '.sqlite';
51        }
52
53        $capsule = new DB();
54
55        $capsule->addConnection([
56            'driver'                  => $driver,
57            'host'                    => $request->getAttribute('dbhost'),
58            'port'                    => $request->getAttribute('dbport'),
59            'database'                => $dbname,
60            'username'                => $request->getAttribute('dbuser'),
61            'password'                => $request->getAttribute('dbpass'),
62            'prefix'                  => $request->getAttribute('tblpfx'),
63            'prefix_indexes'          => true,
64            // For MySQL
65            'charset'                 => 'utf8',
66            'collation'               => 'utf8_unicode_ci',
67            'timezone'                => '+00:00',
68            'engine'                  => 'InnoDB',
69            'modes'                   => [
70                'ANSI',
71                'STRICT_ALL_TABLES',
72                // Use SQL injection(!) to override MAX_JOIN_SIZE setting.
73                "', SQL_BIG_SELECTS=1, @dummy='"
74            ],
75            // For SQLite
76            'foreign_key_constraints' => true,
77        ]);
78
79        $capsule->setAsGlobal();
80
81        Builder::macro('whereContains', function ($column, string $search, string $boolean = 'and'): Builder {
82            // Assertion helps static analysis tools understand where we will be using this closure.
83            assert($this instanceof Builder, new LogicException());
84
85            $search = strtr($search, ['\\' => '\\\\', '%' => '\\%', '_' => '\\_', ' ' => '%']);
86
87            return $this->where($column, 'LIKE', '%' . $search . '%', $boolean);
88        });
89
90        return $handler->handle($request);
91    }
92}
93