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<?php
/**
* @author Arthur Schiwon <blizzz@owncloud.com>
* @author Bart Visscher <bartv@thisnet.nl>
* @author Christopher Schäpers <kondou@ts.unde.re>
* @author Felix Moeller <mail@felixmoeller.de>
* @author Joas Schilling <nickvergessen@owncloud.com>
* @author Jörn Friedrich Dreyer <jfd@butonic.de>
* @author Lukas Reschke <lukas@owncloud.com>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Remco Brenninkmeijer <requist1@starmail.nl>
* @author Robin Appelman <icewind@owncloud.com>
* @author Thomas Müller <thomas.mueller@tmit.eu>
*
* @copyright Copyright (c) 2015, 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/>
*
*/
abstract class OC_Archive{
/**
* open any of the supported archive types
* @param string $path
* @return OC_Archive|void
*/
public static function open($path) {
$ext=substr($path, strrpos($path, '.'));
switch($ext) {
case '.zip':
return new OC_Archive_ZIP($path);
case '.gz':
case '.bz':
case '.bz2':
case '.tgz':
case '.tar':
return new OC_Archive_TAR($path);
}
}
/**
* @param $source
*/
abstract function __construct($source);
/**
* add an empty folder to the archive
* @param string $path
* @return bool
*/
abstract function addFolder($path);
/**
* add a file to the archive
* @param string $path
* @param string $source either a local file or string data
* @return bool
*/
abstract function addFile($path, $source='');
/**
* rename a file or folder in the archive
* @param string $source
* @param string $dest
* @return bool
*/
abstract function rename($source, $dest);
/**
* get the uncompressed size of a file in the archive
* @param string $path
* @return int
*/
abstract function filesize($path);
/**
* get the last modified time of a file in the archive
* @param string $path
* @return int
*/
abstract function mtime($path);
/**
* get the files in a folder
* @param string $path
* @return array
*/
abstract function getFolder($path);
/**
* get all files in the archive
* @return array
*/
abstract function getFiles();
/**
* get the content of a file
* @param string $path
* @return string
*/
abstract function getFile($path);
/**
* extract a single file from the archive
* @param string $path
* @param string $dest
* @return bool
*/
abstract function extractFile($path, $dest);
/**
* extract the archive
* @param string $dest
* @return bool
*/
abstract function extract($dest);
/**
* check if a file or folder exists in the archive
* @param string $path
* @return bool
*/
abstract function fileExists($path);
/**
* remove a file or folder from the archive
* @param string $path
* @return bool
*/
abstract function remove($path);
/**
* get a file handler
* @param string $path
* @param string $mode
* @return resource
*/
abstract function getStream($path, $mode);
/**
* add a folder and all its content
* @param string $path
* @param string $source
* @return boolean|null
*/
function addRecursive($path, $source) {
$dh = opendir($source);
if(is_resource($dh)) {
$this->addFolder($path);
while (($file = readdir($dh)) !== false) {
if($file=='.' or $file=='..') {
continue;
}
if(is_dir($source.'/'.$file)) {
$this->addRecursive($path.'/'.$file, $source.'/'.$file);
}else{
$this->addFile($path.'/'.$file, $source.'/'.$file);
}
}
}
}
}
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