virt2/api/soft/fm/libraries/Archive/adapter/rar.php

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<?php
/**
* @version $Id: standalone.php 154 2009-07-28 19:27:23Z soeren $
* @package eXtplorer
* @copyright Copyright (C) 2010 soeren. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL, see LICENSE.php
* Joomla! is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*/
// Check to ensure this file is within the rest of the framework
if( ! defined( '_JEXEC' ) && ! defined( '_VALID_MOS' ) )
die( 'Restricted access' ) ;
/**
* Rar format adapter for the extArchive class
*
* The RAR compression method requires the RAR PECL module
*/
class extArchiveRar {
/**
* Create a ZIP compressed file from an array of file data.
*
* @todo Finish Implementation
*
* @access public
* @param string $archive Path to save archive
* @param array $files Array of files to add to archive
* @param array $options Compression options [unused]
* @return boolean True if successful
* @since 1.5
*/
function create($archive, $files, $options = array ()) {
return PEAR::raiseError( 'RAR creation not supported by PHP at all' );
}
/**
* Extract a ZIP compressed file to a given path
*
* @access public
* @param string $archive Path to ZIP archive to extract
* @param string $destination Path to extract archive into
* @param array $options Extraction options [unused]
* @return boolean True if successful
* @since 1.5
*/
function extract( $archive, $destination, $options = array () ) {
if( ! is_file( $archive ) ) {
return PEAR::raiseError( 'Archive does not exist' ) ;
}
if( !$this->isSupported() ) {
return PEAR::raiseError( 'RAR Extraction not supported by your PHP installation.' ) ;
}
$arch = rar_open($archive);
if ($arch === FALSE)
return PEAR::raiseError("Cannot open the rar archive");
$entries = rar_list($arch);
if ($entries === FALSE) {
return PEAR::raiseError("Cannot retrieve entries");
}
foreach( $entries as $file ) {
$file->extract( $destination );
}
return true;
}
/**
* Method to determine if the server has native zip support for faster handling
*
* @access public
* @return boolean True if php has native ZIP support
* @since 1.5
*/
function isSupported() {
return (extension_loaded( 'rar' ) && class_exists( 'RarArchive' )) ;
}
}