server/apps/files_sharing/lib/permissions.php

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2.8 KiB
PHP

<?php
/**
* ownCloud
*
* @author Michael Gapczynski
* @copyright 2012 Michael Gapczynski mtgap@owncloud.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library 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 along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
namespace OC\Files\Cache;
class Shared_Permissions extends Permissions {
/**
* get the permissions for a single file
*
* @param int $fileId
* @param string $user
* @return int (-1 if file no permissions set)
*/
public function get($fileId, $user) {
if ($fileId == -1) {
return \OCP\PERMISSION_READ;
}
$source = \OCP\Share::getItemSharedWithBySource('file', $fileId, \OC_Share_Backend_File::FORMAT_SHARED_STORAGE,
null, true);
if ($source) {
return $source['permissions'];
} else {
return -1;
}
}
/**
* set the permissions of a file
*
* @param int $fileId
* @param string $user
* @param int $permissions
*/
public function set($fileId, $user, $permissions) {
// Not a valid action for Shared Permissions
}
/**
* get the permissions of multiply files
*
* @param int[] $fileIds
* @param string $user
* @return int[]
*/
public function getMultiple($fileIds, $user) {
if (count($fileIds) === 0) {
return array();
}
foreach ($fileIds as $fileId) {
$filePermissions[$fileId] = self::get($fileId, $user);
}
return $filePermissions;
}
/**
* get the permissions for all files in a folder
*
* @param int $parentId
* @param string $user
* @return int[]
*/
public function getDirectoryPermissions($parentId, $user) {
// Root of the Shared folder
if ($parentId === -1) {
return \OCP\Share::getItemsSharedWith('file', \OC_Share_Backend_File::FORMAT_PERMISSIONS);
}
$permissions = $this->get($parentId, $user);
$query = \OC_DB::prepare('SELECT `fileid` FROM `*PREFIX*filecache` WHERE `parent` = ?');
$result = $query->execute(array($parentId));
$filePermissions = array();
while ($row = $result->fetchRow()) {
$filePermissions[$row['fileid']] = $permissions;
}
return $filePermissions;
}
/**
* remove the permissions for a file
*
* @param int $fileId
* @param string $user
*/
public function remove($fileId, $user = null) {
// Not a valid action for Shared Permissions
}
public function removeMultiple($fileIds, $user) {
// Not a valid action for Shared Permissions
}
}