3 namespace Friendica\Module\TwoFactor;
5 use Friendica\BaseModule;
6 use Friendica\Core\L10n;
7 use Friendica\Core\PConfig;
8 use Friendica\Core\Renderer;
9 use Friendica\Core\Session;
10 use PragmaRX\Google2FA\Google2FA;
13 * Page 1: Authenticator code verification
15 * @package Friendica\Module\TwoFactor
17 class Verify extends BaseModule
19 private static $errors = [];
21 public static function post(array $parameters = [])
27 if (($_POST['action'] ?? '') == 'verify') {
28 self::checkFormSecurityTokenRedirectOnError('2fa', 'twofactor_verify');
32 $code = $_POST['verify_code'] ?? '';
34 $valid = (new Google2FA())->verifyKey(PConfig::get(local_user(), '2fa', 'secret'), $code);
36 // The same code can't be used twice even if it's valid
37 if ($valid && Session::get('2fa') !== $code) {
38 Session::set('2fa', $code);
40 // Resume normal login workflow
41 Session::setAuthenticatedForUser($a, $a->user, true, true);
43 self::$errors[] = L10n::t('Invalid code, please retry.');
48 public static function content(array $parameters = [])
51 self::getApp()->internalRedirect();
54 // Already authenticated with 2FA token
55 if (Session::get('2fa')) {
56 self::getApp()->internalRedirect();
59 return Renderer::replaceMacros(Renderer::getMarkupTemplate('twofactor/verify.tpl'), [
60 '$form_security_token' => self::getFormSecurityToken('twofactor_verify'),
62 '$title' => L10n::t('Two-factor authentication'),
63 '$message' => L10n::t('<p>Open the two-factor authentication app on your device to get an authentication code and verify your identity.</p>'),
64 '$errors_label' => L10n::tt('Error', 'Errors', count(self::$errors)),
65 '$errors' => self::$errors,
66 '$recovery_message' => L10n::t('Don’t have your phone? <a href="%s">Enter a two-factor recovery code</a>', '2fa/recovery'),
67 '$verify_code' => ['verify_code', L10n::t('Please enter a code from your authentication app'), '', '', 'required', 'autofocus placeholder="000000"'],
68 '$verify_label' => L10n::t('Verify code and complete login'),