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GR0V Shell
GR0V shell
Linux www.koreapackagetour.com 2.6.32-042stab145.3 #1 SMP Thu Jun 11 14:05:04 MSK 2020 x86_64
<?php
/**
* @package Joomla.Platform
* @subpackage FileSystem
*
* @copyright Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
jimport('joomla.filesystem.stream');
/**
* Bzip2 format adapter for the JArchive class
*
* @package Joomla.Platform
* @subpackage FileSystem
* @since 11.1
*/
class JArchiveBzip2 extends JObject
{
/**
* Bzip2 file data buffer
*
* @var string
* @since 11.1
*/
private $_data = null;
/**
* Constructor tries to load the bz2 extension if not loaded
*
* @since 11.1
*/
public function __construct()
{
self::loadExtension();
}
/**
* Extract a Bzip2 compressed file to a given path
*
* @param string $archive Path to Bzip2 archive to extract
* @param string $destination Path to extract archive to
* @param array $options Extraction options [unused]
*
* @return boolean True if successful
*
* @since 11.1
*/
public function extract($archive, $destination, $options = array ())
{
// Initialise variables.
$this->_data = null;
if (!extension_loaded('bz2'))
{
$this->set('error.message', JText::_('JLIB_FILESYSTEM_BZIP_NOT_SUPPORTED'));
return JError::raiseWarning(100, $this->get('error.message'));
}
if (!isset($options['use_streams']) || $options['use_streams'] == false)
{
// Old style: read the whole file and then parse it
if (!$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);
unset($this->_data);
if (empty($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'));
}
}
else
{
// New style! streams!
$input = JFactory::getStream();
$input->set('processingmethod', 'bz'); // use bzip
if (!$input->open($archive))
{
$this->set('error.message', JText::_('JLIB_FILESYSTEM_BZIP_UNABLE_TO_READ'));
return JError::raiseWarning(100, $this->get('error.message'));
}
$output = JFactory::getStream();
if (!$output->open($destination, 'w'))
{
$this->set('error.message', JText::_('JLIB_FILESYSTEM_BZIP_UNABLE_TO_WRITE'));
$input->close(); // close the previous file
return JError::raiseWarning(100, $this->get('error.message'));
}
do
{
$this->_data = $input->read($input->get('chunksize', 8196));
if ($this->_data)
{
if (!$output->write($this->_data))
{
$this->set('error.message', JText::_('JLIB_FILESYSTEM_BZIP_UNABLE_TO_WRITE_FILE'));
return JError::raiseWarning(100, $this->get('error.message'));
}
}
}
while ($this->_data);
$output->close();
$input->close();
}
return true;
}
/**
* Tests whether this adapter can unpack files on this computer.
*
* @return boolean True if supported
*
* @since 11.3
*/
public static function isSupported()
{
self::loadExtension();
return extension_loaded('bz2');
}
/**
* Load the bzip2 extension
*
* @return void
*
* @since 11.3
*/
private static function loadExtension()
{
// 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');
}
}
}
}
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