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\BaseModule;
  25 use Friendica\Core\Renderer;
  26 use Friendica\Core\Session;
  27 use Friendica\DI;
  28 use Friendica\Security\TwoFactor\Model\RecoveryCode;
  29
  30 /**
  31  * // Page 1a: Recovery code verification
  32  *
  33  * @package Friendica\Module\TwoFactor
  34  */
  35 class Recovery extends BaseModule
  36 {
  37         public static function init(array $parameters = [])
  38         {
  39                 if (!local_user()) {
  40                         return;
  41                 }
  42         }
  43
  44         public static function post(array $parameters = [])
  45         {
  46                 if (!local_user()) {
  47                         return;
  48                 }
  49
  50                 if (($_POST['action'] ?? '') == 'recover') {
  51                         self::checkFormSecurityTokenRedirectOnError('2fa', 'twofactor_recovery');
  52
  53                         $a = DI::app();
  54
  55                         $recovery_code = $_POST['recovery_code'] ?? '';
  56
  57                         if (RecoveryCode::existsForUser(local_user(), $recovery_code)) {
  58                                 RecoveryCode::markUsedForUser(local_user(), $recovery_code);
  59                                 Session::set('2fa', true);
  60                                 info(DI::l10n()->t('Remaining recovery codes: %d', RecoveryCode::countValidForUser(local_user())));
  61
  62                                 DI::auth()->setForUser($a, $a->user, true, true);
  63                         } else {
  64                                 notice(DI::l10n()->t('Invalid code, please retry.'));
  65                         }
  66                 }
  67         }
  68
  69         public static function content(array $parameters = [])
  70         {
  71                 if (!local_user()) {
  72                         DI::baseUrl()->redirect();
  73                 }
  74
  75                 // Already authenticated with 2FA token
  76                 if (Session::get('2fa')) {
  77                         DI::baseUrl()->redirect();
  78                 }
  79
  80                 return Renderer::replaceMacros(Renderer::getMarkupTemplate('twofactor/recovery.tpl'), [
  81                         '$form_security_token' => self::getFormSecurityToken('twofactor_recovery'),
  82
  83                         '$title'            => DI::l10n()->t('Two-factor recovery'),
  84                         '$message'          => DI::l10n()->t('<p>You can enter one of your one-time recovery codes in case you lost access to your mobile device.</p>'),
  85                         '$recovery_message' => DI::l10n()->t('Don’t have your phone? <a href="%s">Enter a two-factor recovery code</a>', '2fa/recovery'),
  86                         '$recovery_code'    => ['recovery_code', DI::l10n()->t('Please enter a recovery code'), '', '', '', 'placeholder="000000-000000"'],
  87                         '$recovery_label'   => DI::l10n()->t('Submit recovery code and complete login'),
  88                 ]);
  89         }
  90 }