75 lines
2.0 KiB
PHP
75 lines
2.0 KiB
PHP
<?php
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/**
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* ownCloud
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*
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* @author Michael Gapczynski
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* @copyright 2012 Michael Gapczynski mtgap@owncloud.com
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library 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
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace OC\Files\Cache;
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/**
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* check the storage backends for updates and change the cache accordingly
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*/
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class Shared_Watcher extends Watcher {
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/**
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* check $path for updates
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*
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* @param string $path
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*/
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public function checkUpdate($path) {
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if ($path != '' && parent::checkUpdate($path) === true) {
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// since checkUpdate() has already updated the size of the subdirs,
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// only apply the update to the owner's parent dirs
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// find last parent before reaching the shared storage root,
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// which is the actual shared dir from the owner
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$sepPos = strpos($path, '/');
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if ($sepPos > 0) {
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$baseDir = substr($path, 0, $sepPos);
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} else {
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$baseDir = $path;
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}
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// find the path relative to the data dir
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$file = $this->storage->getFile($baseDir);
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$view = new \OC\Files\View('/' . $file['fileOwner']);
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// find the owner's storage and path
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list($storage, $internalPath) = $view->resolvePath($file['path']);
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// update the parent dirs' sizes in the owner's cache
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$storage->getCache()->correctFolderSize(dirname($internalPath));
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return true;
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}
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return false;
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}
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/**
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* remove deleted files in $path from the cache
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*
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* @param string $path
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*/
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public function cleanFolder($path) {
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if ($path != '') {
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parent::cleanFolder($path);
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}
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}
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}
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