121 lines
3.6 KiB
PHP
121 lines
3.6 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Robin Appelman <robin@icewind.nl>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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*
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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\Storage;
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use OCP\Lock\ILockingProvider;
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/**
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* Provide a common interface to all different storage options
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*
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* All paths passed to the storage are relative to the storage and should NOT have a leading slash.
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*/
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interface Storage extends \OCP\Files\Storage {
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/**
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* get a cache instance for the storage
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*
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* @param string $path
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* @param \OC\Files\Storage\Storage (optional) the storage to pass to the cache
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* @return \OC\Files\Cache\Cache
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*/
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public function getCache($path = '', $storage = null);
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/**
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* get a scanner instance for the storage
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*
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* @param string $path
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* @param \OC\Files\Storage\Storage (optional) the storage to pass to the scanner
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* @return \OC\Files\Cache\Scanner
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*/
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public function getScanner($path = '', $storage = null);
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/**
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* get the user id of the owner of a file or folder
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*
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* @param string $path
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* @return string
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*/
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public function getOwner($path);
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/**
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* get a watcher instance for the cache
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*
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* @param string $path
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* @param \OC\Files\Storage\Storage (optional) the storage to pass to the watcher
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* @return \OC\Files\Cache\Watcher
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*/
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public function getWatcher($path = '', $storage = null);
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/**
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* get a propagator instance for the cache
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*
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* @param \OC\Files\Storage\Storage (optional) the storage to pass to the watcher
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* @return \OC\Files\Cache\Propagator
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*/
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public function getPropagator($storage = null);
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/**
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* get a updater instance for the cache
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*
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* @param \OC\Files\Storage\Storage (optional) the storage to pass to the watcher
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* @return \OC\Files\Cache\Updater
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*/
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public function getUpdater($storage = null);
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/**
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* @return \OC\Files\Cache\Storage
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*/
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public function getStorageCache();
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/**
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* @param string $path
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* @return array
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*/
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public function getMetaData($path);
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/**
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* @param string $path The path of the file to acquire the lock for
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* @param int $type \OCP\Lock\ILockingProvider::LOCK_SHARED or \OCP\Lock\ILockingProvider::LOCK_EXCLUSIVE
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* @param \OCP\Lock\ILockingProvider $provider
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* @throws \OCP\Lock\LockedException
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*/
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public function acquireLock($path, $type, ILockingProvider $provider);
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/**
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* @param string $path The path of the file to release the lock for
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* @param int $type \OCP\Lock\ILockingProvider::LOCK_SHARED or \OCP\Lock\ILockingProvider::LOCK_EXCLUSIVE
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* @param \OCP\Lock\ILockingProvider $provider
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* @throws \OCP\Lock\LockedException
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*/
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public function releaseLock($path, $type, ILockingProvider $provider);
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/**
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* @param string $path The path of the file to change the lock for
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* @param int $type \OCP\Lock\ILockingProvider::LOCK_SHARED or \OCP\Lock\ILockingProvider::LOCK_EXCLUSIVE
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* @param \OCP\Lock\ILockingProvider $provider
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* @throws \OCP\Lock\LockedException
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*/
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public function changeLock($path, $type, ILockingProvider $provider);
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}
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