788c8540aa
Added isLocal() method to Storage to find out whether the storage is local or not. This method is used for the x-sendfile logic to find out whether to add the headers.
329 lines
7.4 KiB
PHP
329 lines
7.4 KiB
PHP
<?php
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/**
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* ownCloud
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*
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* @author Robin Appelman
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* @copyright 2012 Robin Appelman icewind@owncloud.com
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library 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
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* Public interface of ownCloud for apps to use.
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* Files/Storage interface
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*/
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// use OCP namespace for all classes that are considered public.
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// This means that they should be used by apps instead of the internal ownCloud classes
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namespace OCP\Files;
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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 {
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/**
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* $parameters is a free form array with the configuration options needed to construct the storage
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*
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* @param array $parameters
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*/
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public function __construct($parameters);
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/**
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* Get the identifier for the storage,
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* the returned id should be the same for every storage object that is created with the same parameters
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* and two storage objects with the same id should refer to two storages that display the same files.
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*
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* @return string
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*/
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public function getId();
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/**
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* see http://php.net/manual/en/function.mkdir.php
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*
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* @param string $path
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* @return bool
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*/
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public function mkdir($path);
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/**
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* see http://php.net/manual/en/function.rmdir.php
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*
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* @param string $path
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* @return bool
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*/
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public function rmdir($path);
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/**
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* see http://php.net/manual/en/function.opendir.php
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*
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* @param string $path
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* @return resource
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*/
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public function opendir($path);
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/**
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* see http://php.net/manual/en/function.is_dir.php
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*
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* @param string $path
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* @return bool
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*/
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public function is_dir($path);
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/**
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* see http://php.net/manual/en/function.is_file.php
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*
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* @param string $path
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* @return bool
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*/
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public function is_file($path);
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/**
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* see http://php.net/manual/en/function.stat.php
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* only the following keys are required in the result: size and mtime
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*
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* @param string $path
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* @return array
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*/
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public function stat($path);
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/**
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* see http://php.net/manual/en/function.filetype.php
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*
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* @param string $path
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* @return bool
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*/
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public function filetype($path);
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/**
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* see http://php.net/manual/en/function.filesize.php
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* The result for filesize when called on a folder is required to be 0
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*
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* @param string $path
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* @return int
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*/
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public function filesize($path);
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/**
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* check if a file can be created in $path
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*
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* @param string $path
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* @return bool
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*/
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public function isCreatable($path);
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/**
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* check if a file can be read
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*
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* @param string $path
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* @return bool
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*/
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public function isReadable($path);
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/**
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* check if a file can be written to
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*
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* @param string $path
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* @return bool
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*/
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public function isUpdatable($path);
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/**
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* check if a file can be deleted
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*
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* @param string $path
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* @return bool
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*/
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public function isDeletable($path);
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/**
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* check if a file can be shared
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*
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* @param string $path
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* @return bool
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*/
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public function isSharable($path);
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/**
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* get the full permissions of a path.
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* Should return a combination of the PERMISSION_ constants defined in lib/public/constants.php
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*
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* @param string $path
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* @return int
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*/
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public function getPermissions($path);
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/**
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* see http://php.net/manual/en/function.file_exists.php
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*
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* @param string $path
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* @return bool
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*/
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public function file_exists($path);
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/**
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* see http://php.net/manual/en/function.filemtime.php
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*
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* @param string $path
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* @return int
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*/
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public function filemtime($path);
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/**
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* see http://php.net/manual/en/function.file_get_contents.php
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*
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* @param string $path
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* @return string
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*/
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public function file_get_contents($path);
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/**
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* see http://php.net/manual/en/function.file_put_contents.php
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*
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* @param string $path
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* @param string $data
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* @return bool
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*/
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public function file_put_contents($path, $data);
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/**
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* see http://php.net/manual/en/function.unlink.php
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*
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* @param string $path
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* @return bool
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*/
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public function unlink($path);
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/**
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* see http://php.net/manual/en/function.rename.php
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*
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* @param string $path1
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* @param string $path2
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* @return bool
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*/
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public function rename($path1, $path2);
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/**
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* see http://php.net/manual/en/function.copy.php
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*
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* @param string $path1
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* @param string $path2
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* @return bool
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*/
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public function copy($path1, $path2);
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/**
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* see http://php.net/manual/en/function.fopen.php
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*
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* @param string $path
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* @param string $mode
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* @return resource
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*/
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public function fopen($path, $mode);
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/**
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* get the mimetype for a file or folder
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* The mimetype for a folder is required to be "httpd/unix-directory"
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*
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* @param string $path
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* @return string
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*/
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public function getMimeType($path);
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/**
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* see http://php.net/manual/en/function.hash-file.php
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*
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* @param string $type
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* @param string $path
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* @param bool $raw
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* @return string
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*/
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public function hash($type, $path, $raw = false);
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/**
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* see http://php.net/manual/en/function.free_space.php
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*
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* @param string $path
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* @return int
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*/
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public function free_space($path);
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/**
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* search for occurrences of $query in file names
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*
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* @param string $query
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* @return array
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*/
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public function search($query);
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/**
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* see http://php.net/manual/en/function.touch.php
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* If the backend does not support the operation, false should be returned
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*
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* @param string $path
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* @param int $mtime
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* @return bool
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*/
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public function touch($path, $mtime = null);
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/**
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* get the path to a local version of the file.
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* The local version of the file can be temporary and doesn't have to be persistent across requests
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*
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* @param string $path
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* @return string
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*/
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public function getLocalFile($path);
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/**
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* get the path to a local version of the folder.
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* The local version of the folder can be temporary and doesn't have to be persistent across requests
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*
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* @param string $path
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* @return string
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*/
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public function getLocalFolder($path);
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/**
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* check if a file or folder has been updated since $time
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*
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* @param string $path
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* @param int $time
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* @return bool
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*
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* hasUpdated for folders should return at least true if a file inside the folder is add, removed or renamed.
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* returning true for other changes in the folder is optional
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*/
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public function hasUpdated($path, $time);
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/**
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* get the ETag for a file or folder
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*
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* @param string $path
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* @return string
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*/
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public function getETag($path);
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/**
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* Returns whether the storage is local, which means that files
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* are stored on the local filesystem instead of remotely.
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* Calling getLocalFile() for local storages should always
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* return the local files, whereas for non-local storages
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* it might return a temporary file.
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*
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* @return bool true if the files are stored locally, false otherwise
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*/
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public function isLocal();
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}
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