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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Security\Acl\Domain;
use Symfony\Component\Security\Acl\Model\AclProviderInterface;
use Symfony\Component\Security\Acl\Model\ObjectIdentityRetrievalStrategyInterface;
use Symfony\Component\Security\Acl\Model\SecurityIdentityRetrievalStrategyInterface;
use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
/**
* This service caches ACLs for an entire collection of objects.
*
* @author Johannes M. Schmitt <schmittjoh@gmail.com>
*/
class AclCollectionCache
{
private $aclProvider;
private $objectIdentityRetrievalStrategy;
private $securityIdentityRetrievalStrategy;
/**
* Constructor.
*/
public function __construct(AclProviderInterface $aclProvider, ObjectIdentityRetrievalStrategyInterface $oidRetrievalStrategy, SecurityIdentityRetrievalStrategyInterface $sidRetrievalStrategy)
{
$this->aclProvider = $aclProvider;
$this->objectIdentityRetrievalStrategy = $oidRetrievalStrategy;
$this->securityIdentityRetrievalStrategy = $sidRetrievalStrategy;
}
/**
* Batch loads ACLs for an entire collection; thus, it reduces the number
* of required queries considerably.
*
* @param mixed $collection anything that can be passed to foreach()
* @param TokenInterface[] $tokens an array of TokenInterface implementations
*/
public function cache($collection, array $tokens = [])
{
$sids = [];
foreach ($tokens as $token) {
$sids = array_merge($sids, $this->securityIdentityRetrievalStrategy->getSecurityIdentities($token));
}
$oids = [];
foreach ($collection as $domainObject) {
$oids[] = $this->objectIdentityRetrievalStrategy->getObjectIdentity($domainObject);
}
$this->aclProvider->findAcls($oids, $sids);
}
}
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