xref: /webtrees/app/Http/RequestHandlers/LoginPage.php (revision b11cdcd45131b1585d66693fab363cfeb18c51a4) 
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     * LoginPage constructor.
44     *
45     * @param TreeService $tree_service
46     */
47    public function __construct(TreeService $tree_service)
48    {
49        $this->tree_service = $tree_service;
50    }
51
52    /**
53     * @param ServerRequestInterface $request
54     *
55     * @return ResponseInterface
56     */
57    public function handle(ServerRequestInterface $request): ResponseInterface
58    {
59        $tree = Validator::attributes($request)->treeOptional();
60        $user = Validator::attributes($request)->user();
61
62        // Already logged in?
63        if ($user instanceof User) {
64            return redirect(route(UserPage::class, ['tree' => $tree instanceof Tree ? $tree->name() : '']));
65        }
66
67        $url      = Validator::queryParams($request)->isLocalUrl()->string('url', route(HomePage::class));
68        $username = Validator::queryParams($request)->isLocalUrl()->string('username', '');
69
70        // No tree?  perhaps we came here from a page without one.
71        if ($tree === null) {
72            $default = Site::getPreference('DEFAULT_GEDCOM');
73            $tree    = $this->tree_service->all()->get($default) ?? $this->tree_service->all()->first();
74
75            if ($tree instanceof Tree) {
76                return redirect(route(self::class, ['tree' => $tree->name(), 'url' => $url]));
77            }
78        }
79
80        $title = I18N::translate('Sign in');
81
82        switch (Site::getPreference('WELCOME_TEXT_AUTH_MODE')) {
83            case '1':
84            default:
85                $welcome = I18N::translate('Anyone with a user account can access this website.');
86                break;
87            case '2':
88                $welcome = I18N::translate('You need to be an authorized user to access this website.');
89                break;
90            case '3':
91                $welcome = I18N::translate('You need to be a family member to access this website.');
92                break;
93            case '4':
94                $welcome = Site::getPreference('WELCOME_TEXT_AUTH_MODE_' . I18N::languageTag());
95                break;
96        }
97
98        if (Site::getPreference('USE_REGISTRATION_MODULE') === '1') {
99            $welcome .= '<br>' . I18N::translate('You can apply for an account using the link below.');
100        }
101
102        $can_register = Site::getPreference('USE_REGISTRATION_MODULE') === '1';
103
104        return $this->viewResponse('login-page', [
105            'can_register' => $can_register,
106            'title'        => $title,
107            'url'          => $url,
108            'tree'         => $tree,
109            'username'     => $username,
110            'welcome'      => $welcome,
111        ]);
112    }
113}
114