src/Module/Security/TwoFactor/Recovery.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2010-2021, the Friendica project
   4  *
   5  * @license GNU AGPL version 3 or any later version
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as
   9  * published by the Free Software Foundation, either version 3 of the
  10  * License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 namespace Friendica\Module\Security\TwoFactor;
  23
  24 use Friendica\App;
  25 use Friendica\BaseModule;
  26 use Friendica\Core\L10n;
  27 use Friendica\Core\Renderer;
  28 use Friendica\Core\Session\Capability\IHandleSessions;
  29 use Friendica\Model\User;
  30 use Friendica\Security\Authentication;
  31 use Friendica\Security\TwoFactor\Model\RecoveryCode;
  32
  33 /**
  34  * // Page 1a: Recovery code verification
  35  *
  36  * @package Friendica\Module\TwoFactor
  37  */
  38 class Recovery extends BaseModule
  39 {
  40         /** @var IHandleSessions */
  41         protected $session;
  42         /** @var App */
  43         protected $app;
  44         /** @var App\BaseURL */
  45         protected $baseUrl;
  46         /** @var Authentication */
  47         protected $auth;
  48
  49         public function __construct(App $app, App\BaseURL $baseUrl, Authentication $auth, IHandleSessions $session, L10n $l10n, array $parameters = [])
  50         {
  51                 parent::__construct($l10n, $parameters);
  52
  53                 $this->app     = $app;
  54                 $this->baseUrl = $baseUrl;
  55                 $this->auth    = $auth;
  56                 $this->session = $session;
  57         }
  58
  59         public function post()
  60         {
  61                 if (!local_user()) {
  62                         return;
  63                 }
  64
  65                 if (($_POST['action'] ?? '') == 'recover') {
  66                         self::checkFormSecurityTokenRedirectOnError('2fa', 'twofactor_recovery');
  67
  68                         $recovery_code = $_POST['recovery_code'] ?? '';
  69
  70                         if (RecoveryCode::existsForUser(local_user(), $recovery_code)) {
  71                                 RecoveryCode::markUsedForUser(local_user(), $recovery_code);
  72                                 $this->session->set('2fa', true);
  73                                 info($this->t('Remaining recovery codes: %d', RecoveryCode::countValidForUser(local_user())));
  74
  75                                 $this->auth->setForUser($this->app, User::getById($this->app->getLoggedInUserId()), true, true);
  76                         } else {
  77                                 notice($this->t('Invalid code, please retry.'));
  78                         }
  79                 }
  80         }
  81
  82         public function content(): string
  83         {
  84                 if (!local_user()) {
  85                         $this->baseUrl->redirect();
  86                 }
  87
  88                 // Already authenticated with 2FA token
  89                 if ($this->session->get('2fa')) {
  90                         $this->baseUrl->redirect();
  91                 }
  92
  93                 return Renderer::replaceMacros(Renderer::getMarkupTemplate('twofactor/recovery.tpl'), [
  94                         '$form_security_token' => self::getFormSecurityToken('twofactor_recovery'),
  95
  96                         '$title'            => $this->t('Two-factor recovery'),
  97                         '$message'          => $this->t('<p>You can enter one of your one-time recovery codes in case you lost access to your mobile device.</p>'),
  98                         '$recovery_message' => $this->t('Don’t have your phone? <a href="%s">Enter a two-factor recovery code</a>', '2fa/recovery'),
  99                         '$recovery_code'    => ['recovery_code', $this->t('Please enter a recovery code'), '', '', '', 'placeholder="000000-000000"'],
 100                         '$recovery_label'   => $this->t('Submit recovery code and complete login'),
 101                 ]);
 102         }
 103 }