xref: /webtrees/app/Http/RequestHandlers/LoginPage.php (revision 02c03deecc18e2785ad2470bdc1c4d2d6eab14ce)
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2023 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 Fisharebest\Webtrees\Validator;
29use Psr\Http\Message\ResponseInterface;
30use Psr\Http\Message\ServerRequestInterface;
31use Psr\Http\Server\RequestHandlerInterface;
32
33/**
34 * Show a login form.
35 */
36class LoginPage implements RequestHandlerInterface
37{
38    use ViewResponseTrait;
39
40    private TreeService $tree_service;
41
42    /**
43     * @param TreeService $tree_service
44     */
45    public function __construct(TreeService $tree_service)
46    {
47        $this->tree_service = $tree_service;
48    }
49
50    /**
51     * @param ServerRequestInterface $request
52     *
53     * @return ResponseInterface
54     */
55    public function handle(ServerRequestInterface $request): ResponseInterface
56    {
57        $tree = Validator::attributes($request)->treeOptional();
58        $user = Validator::attributes($request)->user();
59
60        // Already logged in?
61        if ($user instanceof User) {
62            return redirect(route(UserPage::class, ['tree' => $tree instanceof Tree ? $tree->name() : '']));
63        }
64
65        $url      = Validator::queryParams($request)->isLocalUrl()->string('url', route(HomePage::class));
66        $username = Validator::queryParams($request)->string('username', '');
67
68        // No tree?  perhaps we came here from a page without one.
69        if ($tree === null) {
70            $default = Site::getPreference('DEFAULT_GEDCOM');
71            $tree    = $this->tree_service->all()->get($default) ?? $this->tree_service->all()->first();
72
73            if ($tree instanceof Tree) {
74                return redirect(route(self::class, ['tree' => $tree->name(), 'url' => $url]));
75            }
76        }
77
78        $title = I18N::translate('Sign in');
79
80        switch (Site::getPreference('WELCOME_TEXT_AUTH_MODE')) {
81            case '1':
82            default:
83                $welcome = I18N::translate('Anyone with a user account can access this website.');
84                break;
85            case '2':
86                $welcome = I18N::translate('You need to be an authorized user to access this website.');
87                break;
88            case '3':
89                $welcome = I18N::translate('You need to be a family member to access this website.');
90                break;
91            case '4':
92                $welcome = Site::getPreference('WELCOME_TEXT_AUTH_MODE_' . I18N::languageTag());
93                break;
94        }
95
96        if (Site::getPreference('USE_REGISTRATION_MODULE') === '1') {
97            $welcome .= '<br>' . I18N::translate('You can apply for an account using the link below.');
98        }
99
100        $can_register = Site::getPreference('USE_REGISTRATION_MODULE') === '1';
101
102        return $this->viewResponse('login-page', [
103            'can_register' => $can_register,
104            'title'        => $title,
105            'url'          => $url,
106            'tree'         => $tree,
107            'username'     => $username,
108            'welcome'      => $welcome,
109        ]);
110    }
111}
112