vendor/symfony/security-core/Authorization/Voter/AuthenticatedVoter.php line 27

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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\Authorization\Voter;
  14. use Symfony\Component\Security\Core\Authentication\AuthenticationTrustResolverInterface;
  15. use Symfony\Component\Security\Core\Authentication\Token\SwitchUserToken;
  16. use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
  18. /**
  19.  * AuthenticatedVoter votes if an attribute like IS_AUTHENTICATED_FULLY,
  20.  * IS_AUTHENTICATED_REMEMBERED, or IS_AUTHENTICATED_ANONYMOUSLY is present.
  21.  *
  22.  * This list is most restrictive to least restrictive checking.
  23.  *
  24.  * @author Fabien Potencier <fabien@symfony.com>
  25.  * @author Johannes M. Schmitt <schmittjoh@gmail.com>
  26.  */
  27. class AuthenticatedVoter implements VoterInterface
  28. {
  29.     const IS_AUTHENTICATED_FULLY = 'IS_AUTHENTICATED_FULLY';
  30.     const IS_AUTHENTICATED_REMEMBERED = 'IS_AUTHENTICATED_REMEMBERED';
  31.     const IS_AUTHENTICATED_ANONYMOUSLY = 'IS_AUTHENTICATED_ANONYMOUSLY';
  32.     const IS_ANONYMOUS = 'IS_ANONYMOUS';
  33.     const IS_IMPERSONATOR = 'IS_IMPERSONATOR';
  34.     const IS_REMEMBERED = 'IS_REMEMBERED';
  35.     const PUBLIC_ACCESS = 'PUBLIC_ACCESS';
  37.     private $authenticationTrustResolver;
  39.     public function __construct(AuthenticationTrustResolverInterface $authenticationTrustResolver)
  40.     {
  41.         $this->authenticationTrustResolver = $authenticationTrustResolver;
  42.     }
  44.     /**
  45.      * {@inheritdoc}
  46.      */
  47.     public function vote(TokenInterface $token, $subject, array $attributes)
  48.     {
  49.         if ($attributes === [self::PUBLIC_ACCESS]) {
  50.             return VoterInterface::ACCESS_GRANTED;
  51.         }
  53.         $result = VoterInterface::ACCESS_ABSTAIN;
  54.         foreach ($attributes as $attribute) {
  55.             if (null === $attribute || (self::IS_AUTHENTICATED_FULLY !== $attribute
  56.                     && self::IS_AUTHENTICATED_REMEMBERED !== $attribute
  57.                     && self::IS_AUTHENTICATED_ANONYMOUSLY !== $attribute
  58.                     && self::IS_ANONYMOUS !== $attribute
  59.                     && self::IS_IMPERSONATOR !== $attribute
  60.                     && self::IS_REMEMBERED !== $attribute)) {
  61.                 continue;
  62.             }
  64.             $result = VoterInterface::ACCESS_DENIED;
  66.             if (self::IS_AUTHENTICATED_FULLY === $attribute
  67.                 && $this->authenticationTrustResolver->isFullFledged($token)) {
  68.                 return VoterInterface::ACCESS_GRANTED;
  69.             }
  71.             if (self::IS_AUTHENTICATED_REMEMBERED === $attribute
  72.                 && ($this->authenticationTrustResolver->isRememberMe($token)
  73.                     || $this->authenticationTrustResolver->isFullFledged($token))) {
  74.                 return VoterInterface::ACCESS_GRANTED;
  75.             }
  77.             if (self::IS_AUTHENTICATED_ANONYMOUSLY === $attribute
  78.                 && ($this->authenticationTrustResolver->isAnonymous($token)
  79.                     || $this->authenticationTrustResolver->isRememberMe($token)
  80.                     || $this->authenticationTrustResolver->isFullFledged($token))) {
  81.                 return VoterInterface::ACCESS_GRANTED;
  82.             }
  84.             if (self::IS_REMEMBERED === $attribute && $this->authenticationTrustResolver->isRememberMe($token)) {
  85.                 return VoterInterface::ACCESS_GRANTED;
  86.             }
  88.             if (self::IS_ANONYMOUS === $attribute && $this->authenticationTrustResolver->isAnonymous($token)) {
  89.                 return VoterInterface::ACCESS_GRANTED;
  90.             }
  92.             if (self::IS_IMPERSONATOR === $attribute && $token instanceof SwitchUserToken) {
  93.                 return VoterInterface::ACCESS_GRANTED;
  94.             }
  95.         }
  97.         return $result;
  98.     }
  99. }