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

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  1. <?php
  3. /*
  4. * This file is part of the Symfony package.
  5. *
  6. * (c) Fabien Potencier <fabien@symfony.com>
  7. *
  8. * For the full copyright and license information, please view the LICENSE
  9. * file that was distributed with this source code.
  10. */
  12. namespace Symfony\Component\Security\Http\Authentication;
  14. use Symfony\Component\HttpFoundation\Request;
  15. use Symfony\Component\HttpFoundation\RequestStack;
  16. use Symfony\Component\Security\Core\Exception\AuthenticationException;
  17. use Symfony\Component\Security\Core\Security;
  19. /**
  20. * Extracts Security Errors from Request.
  21. *
  22. * @author Boris Vujicic <boris.vujicic@gmail.com>
  23. */
  24. class AuthenticationUtils
  25. {
  26. private $requestStack;
  28. public function __construct(RequestStack $requestStack)
  29. {
  30. $this->requestStack = $requestStack;
  31. }
  33. /**
  34. * @return AuthenticationException|null
  35. */
  36. public function getLastAuthenticationError(bool $clearSession = true)
  37. {
  38. $request = $this->getRequest();
  39. $authenticationException = null;
  41. if ($request->attributes->has(Security::AUTHENTICATION_ERROR)) {
  42. $authenticationException = $request->attributes->get(Security::AUTHENTICATION_ERROR);
  43. } elseif ($request->hasSession() && ($session = $request->getSession())->has(Security::AUTHENTICATION_ERROR)) {
  44. $authenticationException = $session->get(Security::AUTHENTICATION_ERROR);
  46. if ($clearSession) {
  47. $session->remove(Security::AUTHENTICATION_ERROR);
  48. }
  49. }
  51. return $authenticationException;
  52. }
  54. /**
  55. * @return string
  56. */
  57. public function getLastUsername()
  58. {
  59. $request = $this->getRequest();
  61. if ($request->attributes->has(Security::LAST_USERNAME)) {
  62. return $request->attributes->get(Security::LAST_USERNAME) ?? '';
  63. }
  65. return $request->hasSession() ? ($request->getSession()->get(Security::LAST_USERNAME) ?? '') : '';
  66. }
  68. /**
  69. * @throws \LogicException
  70. */
  71. private function getRequest(): Request
  72. {
  73. $request = $this->requestStack->getCurrentRequest();
  75. if (null === $request) {
  76. throw new \LogicException('Request should exist so it can be processed for error.');
  77. }
  79. return $request;
  80. }
  81. }