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<?php |
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/** |
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* Voter deciding, if the provided object is |
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*/ |
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namespace Graviton\SecurityBundle\Voter; |
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use Symfony\Component\Security\Core\Authentication\Token\TokenInterface; |
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use Symfony\Component\Security\Core\Authorization\Voter\Voter; |
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/** |
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* @author List of contributors <https://github.com/libgraviton/graviton/graphs/contributors> |
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* @license http://opensource.org/licenses/gpl-license.php GNU Public License |
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* @link http://swisscom.ch |
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*/ |
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class ServiceAllowedVoter extends Voter |
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{ |
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/** @var array List of services always allowed to be called. */ |
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private $whitelist = array(); |
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/** |
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* supported classes |
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* |
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* @var array |
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*/ |
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protected $supportedClasses = [ |
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'Symfony\Component\HttpFoundation\Request' |
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]; |
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/** |
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* supported attributes |
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* |
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* @var array |
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*/ |
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protected $supportedAttributes = [ |
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'VIEW' |
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]; |
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/** |
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* @param array $whiteList Set of services to be allowed to be called. |
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*/ |
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public function __construct($whiteList = array()) |
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{ |
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$this->whitelist = $whiteList; |
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} |
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/** |
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* Determines if the attribute and subject are supported by this voter. |
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* |
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* @param string $attribute An attribute |
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* @param mixed $subject The subject to secure, e.g. an object the user wants to access or any other PHP type |
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* |
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* @return bool True if the attribute and subject are supported, false otherwise |
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*/ |
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protected function supports($attribute, $subject) |
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{ |
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return (isset($this->supportedAttributes[$attribute]) && isset($this->supportedClasses[$subject])); |
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} |
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/** |
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* Perform a single access check operation on a given attribute, subject and token. |
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* It is safe to assume that $attribute and $subject already passed the "supports()" method check. |
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* |
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* @param string $attribute attribute |
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* @param mixed $subject subject |
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* @param TokenInterface $token token |
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* |
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* @return bool |
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*/ |
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protected function voteOnAttribute($attribute, $subject, TokenInterface $token) |
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{ |
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return in_array($subject->getPathInfo(), $this->whitelist); |
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} |
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} |
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