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Diffstat (limited to 'lib/private/files/storage/wrapper/permissionsmask.php')
-rw-r--r-- | lib/private/files/storage/wrapper/permissionsmask.php | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/lib/private/files/storage/wrapper/permissionsmask.php b/lib/private/files/storage/wrapper/permissionsmask.php deleted file mode 100644 index 7fa64f82ba6..00000000000 --- a/lib/private/files/storage/wrapper/permissionsmask.php +++ /dev/null @@ -1,131 +0,0 @@ -<?php -/** - * @author Jörn Friedrich Dreyer <jfd@butonic.de> - * @author Morris Jobke <hey@morrisjobke.de> - * @author Robin Appelman <icewind@owncloud.com> - * @author Robin McCorkell <robin@mccorkell.me.uk> - * - * @copyright Copyright (c) 2016, ownCloud, Inc. - * @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 OC\Files\Storage\Wrapper; - -use OC\Files\Cache\Wrapper\CachePermissionsMask; -use OCP\Constants; - -/** - * Mask the permissions of a storage - * - * This can be used to restrict update, create, delete and/or share permissions of a storage - * - * Note that the read permissions cant be masked - */ -class PermissionsMask extends Wrapper { - /** - * @var int the permissions bits we want to keep - */ - private $mask; - - /** - * @param array $arguments ['storage' => $storage, 'mask' => $mask] - * - * $storage: The storage the permissions mask should be applied on - * $mask: The permission bits that should be kept, a combination of the \OCP\Constant::PERMISSION_ constants - */ - public function __construct($arguments) { - parent::__construct($arguments); - $this->mask = $arguments['mask']; - } - - private function checkMask($permissions) { - return ($this->mask & $permissions) === $permissions; - } - - public function isUpdatable($path) { - return $this->checkMask(Constants::PERMISSION_UPDATE) and parent::isUpdatable($path); - } - - public function isCreatable($path) { - return $this->checkMask(Constants::PERMISSION_CREATE) and parent::isCreatable($path); - } - - public function isDeletable($path) { - return $this->checkMask(Constants::PERMISSION_DELETE) and parent::isDeletable($path); - } - - public function isSharable($path) { - return $this->checkMask(Constants::PERMISSION_SHARE) and parent::isSharable($path); - } - - public function getPermissions($path) { - return $this->storage->getPermissions($path) & $this->mask; - } - - public function rename($path1, $path2) { - return $this->checkMask(Constants::PERMISSION_UPDATE) and parent::rename($path1, $path2); - } - - public function copy($path1, $path2) { - return $this->checkMask(Constants::PERMISSION_CREATE) and parent::copy($path1, $path2); - } - - public function touch($path, $mtime = null) { - $permissions = $this->file_exists($path) ? Constants::PERMISSION_UPDATE : Constants::PERMISSION_CREATE; - return $this->checkMask($permissions) and parent::touch($path, $mtime); - } - - public function mkdir($path) { - return $this->checkMask(Constants::PERMISSION_CREATE) and parent::mkdir($path); - } - - public function rmdir($path) { - return $this->checkMask(Constants::PERMISSION_DELETE) and parent::rmdir($path); - } - - public function unlink($path) { - return $this->checkMask(Constants::PERMISSION_DELETE) and parent::unlink($path); - } - - public function file_put_contents($path, $data) { - $permissions = $this->file_exists($path) ? Constants::PERMISSION_UPDATE : Constants::PERMISSION_CREATE; - return $this->checkMask($permissions) and parent::file_put_contents($path, $data); - } - - public function fopen($path, $mode) { - if ($mode === 'r' or $mode === 'rb') { - return parent::fopen($path, $mode); - } else { - $permissions = $this->file_exists($path) ? Constants::PERMISSION_UPDATE : Constants::PERMISSION_CREATE; - return $this->checkMask($permissions) ? parent::fopen($path, $mode) : false; - } - } - - /** - * get a cache instance for the storage - * - * @param string $path - * @param \OC\Files\Storage\Storage (optional) the storage to pass to the cache - * @return \OC\Files\Cache\Cache - */ - public function getCache($path = '', $storage = null) { - if (!$storage) { - $storage = $this; - } - $sourceCache = parent::getCache($path, $storage); - return new CachePermissionsMask($sourceCache, $this->mask); - } -} |