vendor/symfony/security-core/Authentication/Provider/AnonymousAuthenticationProvider.php line 19

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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\Core\Authentication\Provider;
  14. use Symfony\Component\Security\Core\Authentication\Token\AnonymousToken;
  15. use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
  16. use Symfony\Component\Security\Core\Exception\AuthenticationException;
  17. use Symfony\Component\Security\Core\Exception\BadCredentialsException;
  19. trigger_deprecation('symfony/security-core', '5.3', 'The "%s" class is deprecated, use the new authenticator system instead.', AnonymousAuthenticationProvider::class);
  21. /**
  22. * AnonymousAuthenticationProvider validates AnonymousToken instances.
  23. *
  24. * @author Fabien Potencier <fabien@symfony.com>
  25. *
  26. * @deprecated since Symfony 5.3, use the new authenticator system instead
  27. */
  28. class AnonymousAuthenticationProvider implements AuthenticationProviderInterface
  29. {
  30. /**
  31. * Used to determine if the token is created by the application
  32. * instead of a malicious client.
  33. *
  34. * @var string
  35. */
  36. private $secret;
  38. /**
  39. * @param string $secret The secret shared with the AnonymousToken
  40. */
  41. public function __construct(string $secret)
  42. {
  43. $this->secret = $secret;
  44. }
  46. /**
  47. * {@inheritdoc}
  48. */
  49. public function authenticate(TokenInterface $token)
  50. {
  51. if (!$this->supports($token)) {
  52. throw new AuthenticationException('The token is not supported by this authentication provider.');
  53. }
  55. if ($this->secret !== $token->getSecret()) {
  56. throw new BadCredentialsException('The Token does not contain the expected key.');
  57. }
  59. return $token;
  60. }
  62. /**
  63. * {@inheritdoc}
  64. */
  65. public function supports(TokenInterface $token)
  66. {
  67. return $token instanceof AnonymousToken;
  68. }
  69. }