xref: /webtrees/app/Http/RequestHandlers/LoginPage.php (revision c4943cff72f95a28fbb9404e3c20b169ff098e5c) 
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2021 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 <https://www.gnu.org/licenses/>.
16 */
17
18declare(strict_types=1);
19
20namespace Fisharebest\Webtrees\Http\RequestHandlers;
21
22use Fisharebest\Webtrees\Http\ViewResponseTrait;
23use Fisharebest\Webtrees\I18N;
24use Fisharebest\Webtrees\Services\TreeService;
25use Fisharebest\Webtrees\Site;
26use Fisharebest\Webtrees\Tree;
27use Fisharebest\Webtrees\User;
28use Psr\Http\Message\ResponseInterface;
29use Psr\Http\Message\ServerRequestInterface;
30use Psr\Http\Server\RequestHandlerInterface;
31
32/**
33 * Show a login form.
34 */
35class LoginPage implements RequestHandlerInterface
36{
37    use ViewResponseTrait;
38
39    private TreeService $tree_service;
40
41    /**
42     * LoginPage constructor.
43     *
44     * @param TreeService $tree_service
45     */
46    public function __construct(TreeService $tree_service)
47    {
48        $this->tree_service = $tree_service;
49    }
50
51    /**
52     * @param ServerRequestInterface $request
53     *
54     * @return ResponseInterface
55     */
56    public function handle(ServerRequestInterface $request): ResponseInterface
57    {
58        $tree = $request->getAttribute('tree');
59        $user = $request->getAttribute('user');
60
61        // Already logged in?
62        if ($user instanceof User) {
63            return redirect(route(UserPage::class, ['tree' => $tree instanceof Tree ? $tree->name() : '']));
64        }
65
66        $url      = $request->getQueryParams()['url'] ?? '';
67        $username = $request->getQueryParams()['username'] ?? '';
68
69        // No tree?  perhaps we came here from a page without one.
70        if ($tree === null) {
71            $default = Site::getPreference('DEFAULT_GEDCOM');
72            $tree    = $this->tree_service->all()->get($default) ?? $this->tree_service->all()->first();
73
74            if ($tree instanceof Tree) {
75                return redirect(route(self::class, ['tree' => $tree->name(), 'url' => $url]));
76            }
77        }
78
79        $title = I18N::translate('Sign in');
80
81        switch (Site::getPreference('WELCOME_TEXT_AUTH_MODE')) {
82            case '1':
83            default:
84                $welcome = I18N::translate('Anyone with a user account can access this website.');
85                break;
86            case '2':
87                $welcome = I18N::translate('You need to be an authorized user to access this website.');
88                break;
89            case '3':
90                $welcome = I18N::translate('You need to be a family member to access this website.');
91                break;
92            case '4':
93                $welcome = Site::getPreference('WELCOME_TEXT_AUTH_MODE_' . I18N::languageTag());
94                break;
95        }
96
97        if (Site::getPreference('USE_REGISTRATION_MODULE') === '1') {
98            $welcome .= ' ' . I18N::translate('You can apply for an account using the link below.');
99        }
100
101        $can_register = Site::getPreference('USE_REGISTRATION_MODULE') === '1';
102
103        return $this->viewResponse('login-page', [
104            'can_register' => $can_register,
105            'title'        => $title,
106            'url'          => $url,
107            'tree'         => $tree,
108            'username'     => $username,
109            'welcome'      => $welcome,
110        ]);
111    }
112}
113