69 lines
1.6 KiB
PHP
69 lines
1.6 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Bridge\Twig\Extension;
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use Symfony\Component\Security\Acl\Voter\FieldVote;
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use Symfony\Component\Security\Core\Authorization\AuthorizationCheckerInterface;
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use Symfony\Component\Security\Core\Exception\AuthenticationCredentialsNotFoundException;
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use Twig\Extension\AbstractExtension;
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use Twig\TwigFunction;
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/**
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* SecurityExtension exposes security context features.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class SecurityExtension extends AbstractExtension
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{
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private $securityChecker;
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public function __construct(AuthorizationCheckerInterface $securityChecker = null)
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{
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$this->securityChecker = $securityChecker;
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}
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public function isGranted($role, $object = null, $field = null)
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{
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if (null === $this->securityChecker) {
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return false;
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}
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if (null !== $field) {
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$object = new FieldVote($object, $field);
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}
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try {
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return $this->securityChecker->isGranted($role, $object);
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} catch (AuthenticationCredentialsNotFoundException $e) {
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return false;
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function getFunctions()
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{
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return array(
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new TwigFunction('is_granted', array($this, 'isGranted')),
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);
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}
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/**
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* {@inheritdoc}
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*/
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public function getName()
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{
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return 'security';
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}
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}
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