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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Joas Schilling <coding@schilljs.com>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin Appelman <robin@icewind.nl>
* @author Roeland Jago Douma <roeland@famdouma.nl>
* @author Vincent Petry <pvince81@owncloud.com>
*
* @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 OCA\Files_Sharing;
use OC\Files\ObjectStore\NoopScanner;
/**
* Scanner for SharedStorage
*/
class Scanner extends \OC\Files\Cache\Scanner {
/**
* @var \OCA\Files_Sharing\SharedStorage $storage
*/
protected $storage;
private $sourceScanner;
/**
* Returns metadata from the shared storage, but
* with permissions from the source storage.
*
* @param string $path path of the file for which to retrieve metadata
*
* @return array an array of metadata of the file
*/
public function getData($path) {
$data = parent::getData($path);
if ($data === null) {
return null;
}
$internalPath = $this->storage->getUnjailedPath($path);
$data['permissions'] = $this->storage->getSourceStorage()->getPermissions($internalPath);
return $data;
}
private function getSourceScanner() {
if ($this->sourceScanner) {
return $this->sourceScanner;
}
if ($this->storage->instanceOfStorage('\OCA\Files_Sharing\SharedStorage')) {
/** @var \OC\Files\Storage\Storage $storage */
list($storage) = $this->storage->resolvePath('');
$this->sourceScanner = $storage->getScanner();
return $this->sourceScanner;
} else {
return null;
}
}
public function scanFile($file, $reuseExisting = 0, $parentId = -1, $cacheData = null, $lock = true) {
$sourceScanner = $this->getSourceScanner();
if ($sourceScanner instanceof NoopScanner) {
return [];
} else {
return parent::scanFile($file, $reuseExisting, $parentId, $cacheData, $lock);
}
}
}
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