/**
* {@inheritdoc}
*/
public function findAcl(ObjectIdentityInterface $oid, array $sids = array())
{
$rootOid = $this->objectIdentityFactory->root($oid);
try {
$acl = $this->getAcl($oid, $sids, $rootOid);
} catch (AclNotFoundException $noAcl) {
try {
// Try to get ACL for underlying object
$underlyingOid = $this->objectIdentityFactory->underlying($oid);
$acl = $this->getAcl($underlyingOid, $sids, $rootOid);
} catch (\Exception $noUnderlyingAcl) {
// Try to get ACL for root object
try {
$this->baseAclProvider->cacheEmptyAcl($oid);
return $this->baseAclProvider->findAcl($rootOid, $sids);
} catch (AclNotFoundException $noRootAcl) {
throw new AclNotFoundException(sprintf('There is no ACL for %s. The root ACL %s was not found as well.', $oid, $rootOid), 0, $noAcl);
}
}
}
return $acl;
}
/**
* Get Acl based on given OID and Parent OID
*
* @param ObjectIdentityInterface $oid
* @param array $sids
* @param ObjectIdentityInterface $rootOid
* @return RootBasedAclWrapper|\Symfony\Component\Security\Acl\Model\AclInterface
*/
protected function getAcl(ObjectIdentityInterface $oid, array $sids, ObjectIdentityInterface $rootOid)
{
$acl = $this->baseAclProvider->findAcl($oid, $sids);
if ($this->baseAclProvider->isReplaceWithUnderlyingAcl($acl)) {
$underlyingOid = $this->objectIdentityFactory->underlying($oid);
return $this->getAcl($underlyingOid, $sids, $rootOid);
}
try {
$rootAcl = $this->baseAclProvider->findAcl($rootOid, $sids);
if ($this->baseAclProvider->isEmptyAcl($acl)) {
return $rootAcl;
} else {
return new RootBasedAclWrapper($acl, $rootAcl);
}
} catch (AclNotFoundException $noRootAcl) {
return $acl;
}
}
