<?php

/**
 * OpenMage
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available at https://opensource.org/license/osl-3-0-php
 *
 * @category   Mage
 * @package    Mage_Archive
 * @copyright  Copyright (c) 2006-2020 Magento, Inc. (https://www.magento.com)
 * @copyright  Copyright (c) 2022-2024 The OpenMage Contributors (https://www.openmage.org)
 * @license    https://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */

/**
 * Class to work with bzip2 archives
 *
 * @category   Mage
 * @package    Mage_Archive
 */
class Mage_Archive_Bz extends Mage_Archive_Abstract implements Mage_Archive_Interface
{
    /**
    * Pack file by BZIP2 compressor.
    *
    * @param string $source
    * @param string $destination
    * @return string
    */
    public function pack($source, $destination)
    {
        $fileReader = new Mage_Archive_Helper_File($source);
        $fileReader->open('r');

        $archiveWriter = new Mage_Archive_Helper_File_Bz($destination);
        $archiveWriter->open('w');

        while (!$fileReader->eof()) {
            $archiveWriter->write($fileReader->read());
        }

        $fileReader->close();
        $archiveWriter->close();

        return $destination;
    }

    /**
    * Unpack file by BZIP2 compressor.
    *
    * @param string $source
    * @param string $destination
    * @return string
    */
    public function unpack($source, $destination)
    {
        if (is_dir($destination)) {
            $file = $this->getFilename($source);
            $destination = $destination . $file;
        }

        $archiveReader = new Mage_Archive_Helper_File_Bz($source);
        $archiveReader->open('r');

        $fileWriter = new Mage_Archive_Helper_File($destination);
        $fileWriter->open('w');

        while (!$archiveReader->eof()) {
            $fileWriter->write($archiveReader->read());
        }

        return $destination;
    }
}
