79 lines
2.6 KiB
79 lines
2.6 KiB
<?php
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/**
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* ownCloud
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*
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* @author Bjoern Schiessle
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* @copyright 2012 Bjoern Schiessle schiessle@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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*/
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class OC_Files_Sharing_Util {
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private static $files = array();
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/**
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* @brief Get the source file path and the permissions granted for a shared file
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* @param string Shared target file path
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* @return Returns array with the keys path and permissions or false if not found
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*/
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private static function getFile($target) {
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$target = '/'.$target;
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$target = rtrim($target, '/');
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if (isset(self::$files[$target])) {
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return self::$files[$target];
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} else {
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$pos = strpos($target, '/', 1);
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// Get shared folder name
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if ($pos !== false) {
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$folder = substr($target, 0, $pos);
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if (isset(self::$files[$folder])) {
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$file = self::$files[$folder];
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} else {
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$file = OCP\Share::getItemSharedWith('folder', $folder, OC_Share_Backend_File::FORMAT_SHARED_STORAGE);
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}
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if ($file) {
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self::$files[$target]['path'] = $file['path'].substr($target, strlen($folder));
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self::$files[$target]['permissions'] = $file['permissions'];
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return self::$files[$target];
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}
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} else {
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$file = OCP\Share::getItemSharedWith('file', $target, OC_Share_Backend_File::FORMAT_SHARED_STORAGE);
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if ($file) {
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self::$files[$target] = $file;
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return self::$files[$target];
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}
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}
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OCP\Util::writeLog('files_sharing', 'File source not found for: '.$target, OCP\Util::ERROR);
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return false;
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}
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}
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/**
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* @brief Get the source file path for a shared file
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* @param string Shared target file path
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* @return Returns source file path or false if not found
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*/
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public static function getSourcePath($target) {
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$file = self::getFile($target);
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if (isset($file['path'])) {
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$uid = substr($file['path'], 1, strpos($file['path'], '/', 1) - 1);
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OC_Filesystem::mount('OC_Filestorage_Local', array('datadir' => OC_User::getHome($uid)), $uid);
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return $file['path'];
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}
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return false;
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}
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} |