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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Björn Schießle <bjoern@schiessle.org>
*
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OC\Encryption;
use OC\Memcache\ArrayCache;
use OC\Files\Filesystem;
use OC\Files\Storage\Wrapper\Encryption;
use OCP\Files\Mount\IMountPoint;
use OC\Files\View;
use OCP\Files\Storage;
use OCP\ILogger;
/**
* Class EncryptionWrapper
*
* applies the encryption storage wrapper
*
* @package OC\Encryption
*/
class EncryptionWrapper {
/** @var ArrayCache */
private $arrayCache;
/** @var Manager */
private $manager;
/** @var ILogger */
private $logger;
/**
* EncryptionWrapper constructor.
*
* @param ArrayCache $arrayCache
* @param Manager $manager
* @param ILogger $logger
*/
public function __construct(ArrayCache $arrayCache,
Manager $manager,
ILogger $logger
) {
$this->arrayCache = $arrayCache;
$this->manager = $manager;
$this->logger = $logger;
}
/**
* Wraps the given storage when it is not a shared storage
*
* @param string $mountPoint
* @param Storage $storage
* @param IMountPoint $mount
* @return Encryption|Storage
*/
public function wrapStorage($mountPoint, Storage $storage, IMountPoint $mount) {
$parameters = [
'storage' => $storage,
'mountPoint' => $mountPoint,
'mount' => $mount
];
if (!$storage->instanceOfStorage('OCA\Files_Sharing\SharedStorage')
&& !$storage->instanceOfStorage('OCA\Files_Sharing\External\Storage')
&& !$storage->instanceOfStorage('OC\Files\Storage\OwnCloud')) {
$user = \OC::$server->getUserSession()->getUser();
$mountManager = Filesystem::getMountManager();
$uid = $user ? $user->getUID() : null;
$fileHelper = \OC::$server->getEncryptionFilesHelper();
$keyStorage = \OC::$server->getEncryptionKeyStorage();
$util = new Util(
new View(),
\OC::$server->getUserManager(),
\OC::$server->getGroupManager(),
\OC::$server->getConfig()
);
$update = new Update(
new View(),
$util,
Filesystem::getMountManager(),
$this->manager,
$fileHelper,
$uid
);
return new Encryption(
$parameters,
$this->manager,
$util,
$this->logger,
$fileHelper,
$uid,
$keyStorage,
$update,
$mountManager,
$this->arrayCache
);
} else {
return $storage;
}
}
}
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