3 namespace Friendica\Module\Security\TwoFactor;
5 use Friendica\BaseModule;
6 use Friendica\App\Authentication;
7 use Friendica\Core\L10n;
8 use Friendica\Core\PConfig;
9 use Friendica\Core\Renderer;
10 use Friendica\Core\Session;
12 use PragmaRX\Google2FA\Google2FA;
15 * Page 1: Authenticator code verification
17 * @package Friendica\Module\TwoFactor
19 class Verify extends BaseModule
21 private static $errors = [];
23 public static function post(array $parameters = [])
29 if (($_POST['action'] ?? '') == 'verify') {
30 self::checkFormSecurityTokenRedirectOnError('2fa', 'twofactor_verify');
34 $code = $_POST['verify_code'] ?? '';
36 $valid = (new Google2FA())->verifyKey(PConfig::get(local_user(), '2fa', 'secret'), $code);
38 // The same code can't be used twice even if it's valid
39 if ($valid && Session::get('2fa') !== $code) {
40 Session::set('2fa', $code);
42 // Resume normal login workflow
43 DI::auth()->setForUser($a, $a->user, true, true);
45 self::$errors[] = L10n::t('Invalid code, please retry.');
50 public static function content(array $parameters = [])
53 DI::baseUrl()->redirect();
56 // Already authenticated with 2FA token
57 if (Session::get('2fa')) {
58 DI::baseUrl()->redirect();
61 return Renderer::replaceMacros(Renderer::getMarkupTemplate('twofactor/verify.tpl'), [
62 '$form_security_token' => self::getFormSecurityToken('twofactor_verify'),
64 '$title' => L10n::t('Two-factor authentication'),
65 '$message' => L10n::t('<p>Open the two-factor authentication app on your device to get an authentication code and verify your identity.</p>'),
66 '$errors_label' => L10n::tt('Error', 'Errors', count(self::$errors)),
67 '$errors' => self::$errors,
68 '$recovery_message' => L10n::t('Don’t have your phone? <a href="%s">Enter a two-factor recovery code</a>', '2fa/recovery'),
69 '$verify_code' => ['verify_code', L10n::t('Please enter a code from your authentication app'), '', '', 'required', 'autofocus placeholder="000000"', 'tel'],
70 '$verify_label' => L10n::t('Verify code and complete login'),