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/home/jambtst2015/public_html/ida.com.ng/libraries/vendor/joomla/archive/src/Bzip2.php

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<?php
/**
 * Part of the Joomla Framework Archive Package
 *
 * @copyright  Copyright (C) 2005 - 2021 Open Source Matters, Inc. All rights reserved.
 * @license    GNU General Public License version 2 or later; see LICENSE
 */

namespace Joomla\Archive;

use Joomla\Filesystem\File;
use Joomla\Filesystem\Stream;

/**
 * Bzip2 format adapter for the Archive package
 *
 * @since  1.0
 */
class Bzip2 implements ExtractableInterface
{
	/**
	 * Bzip2 file data buffer
	 *
	 * @var    string
	 * @since  1.0
	 */
	private $data;

/**
	 * Holds the options array.
	 *
	 * @var    array|\ArrayAccess
	 * @since  1.0
	 */
	protected $options = [];

/**
	 * Create a new Archive object.
	 *
	 * @param   array|\ArrayAccess  $options  An array of options
	 *
	 * @since   1.0
	 * @throws  \InvalidArgumentException
	 */
	public function __construct($options = [])
	{
		if (!\is_array($options) && !($options instanceof \ArrayAccess))
		{
			throw new \InvalidArgumentException(
				'The options param must be an array or implement the ArrayAccess interface.'
			);
		}

$this->options = $options;
	}

/**
	 * Extract a Bzip2 compressed file to a given path
	 *
	 * @param   string  $archive      Path to Bzip2 archive to extract
	 * @param   string  $destination  Path to extract archive to
	 *
	 * @return  boolean  True if successful
	 *
	 * @since   1.0
	 * @throws  \RuntimeException
	 */
	public function extract($archive, $destination)
	{
		$this->data = null;

if (!isset($this->options['use_streams']) || $this->options['use_streams'] == false)
		{
			// Old style: read the whole file and then parse it
			$this->data = file_get_contents($archive);

if (!$this->data)
			{
				throw new \RuntimeException('Unable to read archive');
			}

$buffer = bzdecompress($this->data);
			unset($this->data);

if (empty($buffer))
			{
				throw new \RuntimeException('Unable to decompress data');
			}

if (!File::write($destination, $buffer))
			{
				throw new \RuntimeException('Unable to write archive to file ' . $destination);
			}
		}
		else
		{
			// New style! streams!
			$input = Stream::getStream();

// Use bzip
			$input->set('processingmethod', 'bz');

if (!$input->open($archive))
			{
				throw new \RuntimeException('Unable to read archive');
			}

$output = Stream::getStream();

if (!$output->open($destination, 'w'))
			{
				$input->close();

throw new \RuntimeException('Unable to open file "' . $destination . '" for writing');
			}

do
			{
				$this->data = $input->read($input->get('chunksize', 8196));

if ($this->data)
				{
					if (!$output->write($this->data))
					{
						$input->close();

throw new \RuntimeException('Unable to write archive to file ' . $destination);
					}
				}
			}
			while ($this->data);

$output->close();
			$input->close();
		}

return true;
	}

/**
	 * Tests whether this adapter can unpack files on this computer.
	 *
	 * @return  boolean  True if supported
	 *
	 * @since   1.0
	 */
	public static function isSupported()
	{
		return \extension_loaded('bz2');
	}
}

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Name	Size	Perms	Modified	Actions
Exception DIR	-	drwxr-xr-x	2024-11-22 17:53:12	Edit Download recursive recursive
Archive.php	5.25 KB	lrw-r--r--	2024-11-22 17:53:12	Edit Download recursive recursive
Bzip2.php	3.00 KB	lrw-r--r--	2024-11-22 17:53:12	Edit Download recursive recursive
ExtractableInterface.php	855 B	lrw-r--r--	2024-11-22 17:53:12	Edit Download recursive recursive
Gzip.php	4.51 KB	lrw-r--r--	2024-11-22 17:53:12	Edit Download recursive recursive
Tar.php	5.81 KB	lrw-r--r--	2024-11-22 17:53:12	Edit Download recursive recursive
Zip.php	16.82 KB	lrw-r--r--	2024-11-22 17:53:12	Edit Download recursive recursive

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