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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Jörn Friedrich Dreyer <jfd@butonic.de>
* @author Lukas Reschke <lukas@statuscode.ch>
* @author Michael Roth <michael.roth@rz.uni-augsburg.de>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin Appelman <robin@icewind.nl>
* @author Robin McCorkell <robin@mccorkell.me.uk>
* @author Thomas Müller <thomas.mueller@tmit.eu>
* @author Vincent Petry <pvince81@owncloud.com>
* @author Vinicius Cubas Brand <vinicius@eita.org.br>
*
* @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/>
*
*/
/**
* Public interface of ownCloud for apps to use.
* Files/Storage interface
*/
// use OCP namespace for all classes that are considered public.
// This means that they should be used by apps instead of the internal ownCloud classes
namespace OCP\Files;
use OCP\Files\Storage\IStorage;
use OCP\Lock\ILockingProvider;
/**
* Provide a common interface to all different storage options
*
* All paths passed to the storage are relative to the storage and should NOT have a leading slash.
*
* @since 6.0.0
* @deprecated 9.0.0 use \OCP\Files\Storage\IStorage instead
*/
interface Storage extends IStorage {
/**
* $parameters is a free form array with the configuration options needed to construct the storage
*
* @param array $parameters
* @since 6.0.0
*/
public function __construct($parameters);
/**
* Get the identifier for the storage,
* the returned id should be the same for every storage object that is created with the same parameters
* and two storage objects with the same id should refer to two storages that display the same files.
*
* @return string
* @since 6.0.0
*/
public function getId();
/**
* see http://php.net/manual/en/function.mkdir.php
* implementations need to implement a recursive mkdir
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function mkdir($path);
/**
* see http://php.net/manual/en/function.rmdir.php
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function rmdir($path);
/**
* see http://php.net/manual/en/function.opendir.php
*
* @param string $path
* @return resource|false
* @since 6.0.0
*/
public function opendir($path);
/**
* see http://php.net/manual/en/function.is-dir.php
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function is_dir($path);
/**
* see http://php.net/manual/en/function.is-file.php
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function is_file($path);
/**
* see http://php.net/manual/en/function.stat.php
* only the following keys are required in the result: size and mtime
*
* @param string $path
* @return array|false
* @since 6.0.0
*/
public function stat($path);
/**
* see http://php.net/manual/en/function.filetype.php
*
* @param string $path
* @return string|false
* @since 6.0.0
*/
public function filetype($path);
/**
* see http://php.net/manual/en/function.filesize.php
* The result for filesize when called on a folder is required to be 0
*
* @param string $path
* @return int|false
* @since 6.0.0
*/
public function filesize($path);
/**
* check if a file can be created in $path
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function isCreatable($path);
/**
* check if a file can be read
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function isReadable($path);
/**
* check if a file can be written to
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function isUpdatable($path);
/**
* check if a file can be deleted
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function isDeletable($path);
/**
* check if a file can be shared
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function isSharable($path);
/**
* get the full permissions of a path.
* Should return a combination of the PERMISSION_ constants defined in lib/public/constants.php
*
* @param string $path
* @return int
* @since 6.0.0
*/
public function getPermissions($path);
/**
* see http://php.net/manual/en/function.file_exists.php
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function file_exists($path);
/**
* see http://php.net/manual/en/function.filemtime.php
*
* @param string $path
* @return int|false
* @since 6.0.0
*/
public function filemtime($path);
/**
* see http://php.net/manual/en/function.file_get_contents.php
*
* @param string $path
* @return string|false
* @since 6.0.0
*/
public function file_get_contents($path);
/**
* see http://php.net/manual/en/function.file_put_contents.php
*
* @param string $path
* @param string $data
* @return bool
* @since 6.0.0
*/
public function file_put_contents($path, $data);
/**
* see http://php.net/manual/en/function.unlink.php
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function unlink($path);
/**
* see http://php.net/manual/en/function.rename.php
*
* @param string $path1
* @param string $path2
* @return bool
* @since 6.0.0
*/
public function rename($path1, $path2);
/**
* see http://php.net/manual/en/function.copy.php
*
* @param string $path1
* @param string $path2
* @return bool
* @since 6.0.0
*/
public function copy($path1, $path2);
/**
* see http://php.net/manual/en/function.fopen.php
*
* @param string $path
* @param string $mode
* @return resource|false
* @since 6.0.0
*/
public function fopen($path, $mode);
/**
* get the mimetype for a file or folder
* The mimetype for a folder is required to be "httpd/unix-directory"
*
* @param string $path
* @return string|false
* @since 6.0.0
*/
public function getMimeType($path);
/**
* see http://php.net/manual/en/function.hash-file.php
*
* @param string $type
* @param string $path
* @param bool $raw
* @return string|false
* @since 6.0.0
*/
public function hash($type, $path, $raw = false);
/**
* see http://php.net/manual/en/function.free_space.php
*
* @param string $path
* @return int|false
* @since 6.0.0
*/
public function free_space($path);
/**
* search for occurrences of $query in file names
*
* @param string $query
* @return array|false
* @since 6.0.0
*/
public function search($query);
/**
* see http://php.net/manual/en/function.touch.php
* If the backend does not support the operation, false should be returned
*
* @param string $path
* @param int $mtime
* @return bool
* @since 6.0.0
*/
public function touch($path, $mtime = null);
/**
* get the path to a local version of the file.
* The local version of the file can be temporary and doesn't have to be persistent across requests
*
* @param string $path
* @return string|false
* @since 6.0.0
*/
public function getLocalFile($path);
/**
* check if a file or folder has been updated since $time
*
* @param string $path
* @param int $time
* @return bool
* @since 6.0.0
*
* hasUpdated for folders should return at least true if a file inside the folder is add, removed or renamed.
* returning true for other changes in the folder is optional
*/
public function hasUpdated($path, $time);
/**
* get the ETag for a file or folder
*
* @param string $path
* @return string|false
* @since 6.0.0
*/
public function getETag($path);
/**
* Returns whether the storage is local, which means that files
* are stored on the local filesystem instead of remotely.
* Calling getLocalFile() for local storages should always
* return the local files, whereas for non-local storages
* it might return a temporary file.
*
* @return bool true if the files are stored locally, false otherwise
* @since 7.0.0
*/
public function isLocal();
/**
* Check if the storage is an instance of $class or is a wrapper for a storage that is an instance of $class
*
* @param string $class
* @return bool
* @since 7.0.0
*/
public function instanceOfStorage($class);
/**
* A custom storage implementation can return an url for direct download of a give file.
*
* For now the returned array can hold the parameter url - in future more attributes might follow.
*
* @param string $path
* @return array|false
* @since 8.0.0
*/
public function getDirectDownload($path);
/**
* @param string $path the path of the target folder
* @param string $fileName the name of the file itself
* @return void
* @throws InvalidPathException
* @since 8.1.0
*/
public function verifyPath($path, $fileName);
/**
* @param IStorage $sourceStorage
* @param string $sourceInternalPath
* @param string $targetInternalPath
* @return bool
* @since 8.1.0
*/
public function copyFromStorage(IStorage $sourceStorage, $sourceInternalPath, $targetInternalPath);
/**
* @param IStorage $sourceStorage
* @param string $sourceInternalPath
* @param string $targetInternalPath
* @return bool
* @since 8.1.0
*/
public function moveFromStorage(IStorage $sourceStorage, $sourceInternalPath, $targetInternalPath);
/**
* @param string $path The path of the file to acquire the lock for
* @param int $type \OCP\Lock\ILockingProvider::LOCK_SHARED or \OCP\Lock\ILockingProvider::LOCK_EXCLUSIVE
* @param \OCP\Lock\ILockingProvider $provider
* @throws \OCP\Lock\LockedException
* @since 8.1.0
*/
public function acquireLock($path, $type, ILockingProvider $provider);
/**
* @param string $path The path of the file to acquire the lock for
* @param int $type \OCP\Lock\ILockingProvider::LOCK_SHARED or \OCP\Lock\ILockingProvider::LOCK_EXCLUSIVE
* @param \OCP\Lock\ILockingProvider $provider
* @throws \OCP\Lock\LockedException
* @since 8.1.0
*/
public function releaseLock($path, $type, ILockingProvider $provider);
/**
* @param string $path The path of the file to change the lock for
* @param int $type \OCP\Lock\ILockingProvider::LOCK_SHARED or \OCP\Lock\ILockingProvider::LOCK_EXCLUSIVE
* @param \OCP\Lock\ILockingProvider $provider
* @throws \OCP\Lock\LockedException
* @since 8.1.0
*/
public function changeLock($path, $type, ILockingProvider $provider);
/**
* Test a storage for availability
*
* @since 8.2.0
* @return bool
*/
public function test();
/**
* @since 8.2.0
* @return array [ available, last_checked ]
*/
public function getAvailability();
/**
* @since 8.2.0
* @param bool $isAvailable
*/
public function setAvailability($isAvailable);
public function needsPartFile();
}