Current File : /home/admin/domains/happytokorea.com/public_html_bk/libraries/joomla/filesystem/archive/bzip2.php
<?php
/**
* @version $Id:bzip2.php 6961 2007-03-15 16:06:53Z tcp $
* @package Joomla.Framework
* @subpackage FileSystem
* @copyright Copyright (C) 2005 - 2010 Open Source Matters. All rights reserved.
* @license 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
defined('JPATH_BASE') or die();
/**
* Bzip2 format adapter for the JArchive class
*
* @package Joomla.Framework
* @subpackage FileSystem
* @since 1.5
*/
class JArchiveBzip2 extends JObject
{
/**
* Bzip2 file data buffer
* @var string
*/
var $_data = null;
/**
* Constructor tries to load the bz2 extension of not loaded
*
* @access protected
* @return void
* @since 1.5
*/
function __construct()
{
// Is bz2 extension loaded? If not try to load it
if (!extension_loaded('bz2')) {
if (JPATH_ISWIN) {
@ dl('php_bz2.dll');
} else {
@ dl('bz2.so');
}
}
}
/**
* Extract a Bzip2 compressed file to a given path
*
* @access public
* @param string $archive Path to Bzip2 archive to extract
* @param string $destination Path to extract archive to
* @param array $options Extraction options [unused]
* @return boolean True if successful
* @since 1.5
*/
function extract($archive, $destination, $options = array ())
{
// Initialize variables
$this->_data = null;
if (!extension_loaded('bz2')) {
$this->set('error.message', 'BZip2 Not Supported');
return JError::raiseWarning(100, $this->get('error.message'));
}
if (!$this->_data = JFile::read($archive)) {
$this->set('error.message', 'Unable to read archive');
return JError::raiseWarning(100, $this->get('error.message'));
}
$buffer = bzdecompress($this->_data);
if (empty ($buffer)) {
$this->set('error.message', 'Unable to decompress data');
return JError::raiseWarning(100, $this->get('error.message'));
}
if (JFile::write($destination, $buffer) === false) {
$this->set('error.message', 'Unable to write archive');
return JError::raiseWarning(100, $this->get('error.message'));
}
return true;
}
}