76 lines
2.2 KiB
PHP
76 lines
2.2 KiB
PHP
<?php
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/**
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Robin Appelman <icewind@owncloud.com>
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* @author Vincent Petry <pvince81@owncloud.com>
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*
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OC\Files\Cache;
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use OC\Files\ObjectStore\NoopScanner;
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use OC\Files\Storage\Shared;
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/**
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* Scanner for SharedStorage
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*/
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class SharedScanner extends Scanner {
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private $sourceScanner;
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/**
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* Returns metadata from the shared storage, but
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* with permissions from the source storage.
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*
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* @param string $path path of the file for which to retrieve metadata
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*
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* @return array an array of metadata of the file
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*/
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public function getData($path) {
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$data = parent::getData($path);
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if ($data === null) {
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return null;
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}
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list($sourceStorage, $internalPath) = $this->storage->resolvePath($path);
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$data['permissions'] = $sourceStorage->getPermissions($internalPath);
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return $data;
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}
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private function getSourceScanner() {
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if ($this->sourceScanner) {
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return $this->sourceScanner;
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}
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if ($this->storage->instanceOfStorage('\OC\Files\Storage\Shared')) {
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/** @var \OC\Files\Storage\Storage $storage */
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list($storage) = $this->storage->resolvePath('');
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$this->sourceScanner = $storage->getScanner();
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return $this->sourceScanner;
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} else {
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return null;
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}
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}
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public function scanFile($file, $reuseExisting = 0, $parentId = -1, $cacheData = null, $lock = true) {
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$sourceScanner = $this->getSourceScanner();
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if ($sourceScanner instanceof NoopScanner) {
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return [];
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} else {
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return parent::scanFile($file, $reuseExisting, $parentId, $cacheData, $lock);
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}
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}
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}
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