vendor/symfony/security-http/Authentication/AuthenticationUtils.php line 43

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  1. <?php
  2. /*
  3. * This file is part of the Symfony package.
  4. *
  5. * (c) Fabien Potencier <fabien@symfony.com>
  6. *
  7. * For the full copyright and license information, please view the LICENSE
  8. * file that was distributed with this source code.
  9. */
  10. namespace Symfony\Component\Security\Http\Authentication;
  11. use Symfony\Component\HttpFoundation\Request;
  12. use Symfony\Component\HttpFoundation\RequestStack;
  13. use Symfony\Component\Security\Core\Exception\AuthenticationException;
  14. use Symfony\Component\Security\Core\Security;
  15. /**
  16. * Extracts Security Errors from Request.
  17. *
  18. * @author Boris Vujicic <boris.vujicic@gmail.com>
  19. */
  20. class AuthenticationUtils
  21. {
  22. private $requestStack;
  23. public function __construct(RequestStack $requestStack)
  24. {
  25. $this->requestStack = $requestStack;
  26. }
  27. /**
  28. * @return AuthenticationException|null
  29. */
  30. public function getLastAuthenticationError(bool $clearSession = true)
  31. {
  32. $request = $this->getRequest();
  33. $authenticationException = null;
  34. if ($request->attributes->has(Security::AUTHENTICATION_ERROR)) {
  35. $authenticationException = $request->attributes->get(Security::AUTHENTICATION_ERROR);
  36. } elseif ($request->hasSession() && ($session = $request->getSession())->has(Security::AUTHENTICATION_ERROR)) {
  37. $authenticationException = $session->get(Security::AUTHENTICATION_ERROR);
  38. if ($clearSession) {
  39. $session->remove(Security::AUTHENTICATION_ERROR);
  40. }
  41. }
  42. return $authenticationException;
  43. }
  44. /**
  45. * @return string
  46. */
  47. public function getLastUsername()
  48. {
  49. $request = $this->getRequest();
  50. if ($request->attributes->has(Security::LAST_USERNAME)) {
  51. return $request->attributes->get(Security::LAST_USERNAME) ?? '';
  52. }
  53. return $request->hasSession() ? ($request->getSession()->get(Security::LAST_USERNAME) ?? '') : '';
  54. }
  55. /**
  56. * @throws \LogicException
  57. */
  58. private function getRequest(): Request
  59. {
  60. $request = $this->requestStack->getCurrentRequest();
  61. if (null === $request) {
  62. throw new \LogicException('Request should exist so it can be processed for error.');
  63. }
  64. return $request;
  65. }
  66. }