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nextcloud_server/lib/public/Files/Storage.php
Andy Scherzinger dae7c159f7
chore: Add SPDX header
Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>
2024-05-24 13:11:22 +02:00

445 lines
10 KiB
PHP

<?php
/**
* SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-FileCopyrightText: 2016 ownCloud, Inc.
* SPDX-License-Identifier: AGPL-3.0-only
*/
// use OCP namespace for all classes that are considered public.
// This means that they should be used by apps instead of the internal Nextcloud 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 https://www.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 https://www.php.net/manual/en/function.rmdir.php
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function rmdir($path);
/**
* see https://www.php.net/manual/en/function.opendir.php
*
* @param string $path
* @return resource|false
* @since 6.0.0
*/
public function opendir($path);
/**
* see https://www.php.net/manual/en/function.is-dir.php
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function is_dir($path);
/**
* see https://www.php.net/manual/en/function.is-file.php
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function is_file($path);
/**
* see https://www.php.net/manual/en/function.stat.php
* only the following keys are required in the result: size and mtime
*
* @param string $path
* @return array|bool
* @since 6.0.0
*/
public function stat($path);
/**
* see https://www.php.net/manual/en/function.filetype.php
*
* @param string $path
* @return string|bool
* @since 6.0.0
*/
public function filetype($path);
/**
* see https://www.php.net/manual/en/function.filesize.php
* The result for filesize when called on a folder is required to be 0
*
* @param string $path
* @return false|int|float
* @since 6.0.0
*/
public function filesize($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 https://www.php.net/manual/en/function.file_exists.php
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function file_exists($path);
/**
* see https://www.php.net/manual/en/function.filemtime.php
*
* @param string $path
* @return int|bool
* @since 6.0.0
*/
public function filemtime($path);
/**
* see https://www.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 https://www.php.net/manual/en/function.file_put_contents.php
*
* @param string $path
* @param mixed $data
* @return int|float|false
* @since 6.0.0
*/
public function file_put_contents($path, $data);
/**
* see https://www.php.net/manual/en/function.unlink.php
*
* @param string $path
* @return bool
* @since 6.0.0
*/
public function unlink($path);
/**
* see https://www.php.net/manual/en/function.rename.php
*
* @param string $source
* @param string $target
* @return bool
* @since 6.0.0
*/
public function rename($source, $target);
/**
* see https://www.php.net/manual/en/function.copy.php
*
* @param string $source
* @param string $target
* @return bool
* @since 6.0.0
*/
public function copy($source, $target);
/**
* see https://www.php.net/manual/en/function.fopen.php
*
* @param string $path
* @param string $mode
* @return resource|bool
* @since 6.0.0
*/
public function fopen($path, $mode);
/**
* get the mimetype for a file or folder
* The mimetype for a folder is required to be "httpd/unix-directory"
*
* @param string $path
* @return string|bool
* @since 6.0.0
*/
public function getMimeType($path);
/**
* see https://www.php.net/manual/en/function.hash-file.php
*
* @param string $type
* @param string $path
* @param bool $raw
* @return string|bool
* @since 6.0.0
*/
public function hash($type, $path, $raw = false);
/**
* see https://www.php.net/manual/en/function.disk-free-space.php
*
* @param string $path
* @return int|float|bool
* @since 6.0.0
*/
public function free_space($path);
/**
* search for occurrences of $query in file names
*
* @param string $query
* @return array|bool
* @since 6.0.0
*/
public function search($query);
/**
* see https://www.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
*
* @template T of IStorage
* @param string $class
* @psalm-param class-string<T> $class
* @return bool
* @since 7.0.0
* @psalm-assert-if-true T $this
*/
public function instanceOfStorage($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 $path
* @return array|bool
* @since 8.0.0
*/
public function getDirectDownload($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);
/**
* @since 12.0.0
* @return mixed
*/
public function needsPartFile();
}