<?php
// ensure this file is being included by a parent file
if( ! defined( '_JEXEC' ) && ! defined( '_VALID_MOS' ) )
	die( 'Restricted access' ) ;
/**
 * @version $Id: extract.php 135 2009-01-27 21:57:15Z ryu_ms $
 * @package eXtplorer
 * @copyright soeren 2007
 * @author The eXtplorer project (http://sourceforge.net/projects/extplorer)
 * @author The	The QuiX project (http://quixplorer.sourceforge.net)
 * 
 * @license
 * The contents of this file are subject to the Mozilla Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 * 
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * Alternatively, the contents of this file may be used under the terms
 * of the GNU General Public License Version 2 or later (the "GPL"), in
 * which case the provisions of the GPL are applicable instead of
 * those above. If you wish to allow use of your version of this file only
 * under the terms of the GPL and not to allow others to use
 * your version of this file under the MPL, indicate your decision by
 * deleting  the provisions above and replace  them with the notice and
 * other provisions required by the GPL.  If you do not delete
 * the provisions above, a recipient may use your version of this file
 * under either the MPL or the GPL."
 * 
 * 
 */
/**
 * Allows to extract archives on the server
 *
 */
class ext_Extract extends ext_Action {

	function execAction( $dir, $item ) {

		global $mosConfig_absolute_path ;

		if( ! ext_isArchive( $item ) ) {
			ext_Result::sendResult( 'archive', false, ext_Lang::err( 'extract_noarchive' ) ) ;
		} else {

			$archive_name = realpath( get_abs_item( $dir, $item ) ) ;

			$file_info = pathinfo( $archive_name ) ;

			if( empty( $dir ) ) {
				$extract_dir = realpath( $GLOBALS['home_dir'] ) ;
			} else {
				$extract_dir = realpath( $GLOBALS['home_dir'] . "/" . $dir ) ;
			}

			$ext = $file_info["extension"] ;

			switch( $ext) {
				case "zip" :

					require_once (_EXT_PATH . "/libraries/Zip.php") ;
					$extract_dir = str_replace('\\', '/', $extract_dir );
					$zip = new Archive_Zip( $archive_name ) ;
					$res = $zip->extract( array( 'add_path' => $extract_dir) ) ;
					if( $res == 0 ) {
						ext_Result::sendResult( 'extract', false, ext_Lang::err( 'extract_failure' ).' ('.$zip->errorInfo(true).')');
					} else
						ext_Result::sendResult( 'extract', true, ext_Lang::msg( 'extract_success' ));

				break ;

				case "gz" : // a
				case "bz" : // lot
				case "bz2" : // of
				case "bzip2" : // fallthroughs,
				case "tbz" : // don't
				case "tar" : // wonder
					require_once (_EXT_PATH . "/libraries/Tar.php") ;
					$archive = new Archive_Tar( $archive_name ) ;
					if( $archive->extract( $extract_dir ) )
						ext_Result::sendResult( 'extract', true, ext_Lang::msg( 'extract_success' ));
					else
						ext_Result::sendResult( 'extract', false, ext_Lang::err( 'extract_failure' ));
				break ;

				default :
						ext_Result::sendResult( 'extract', false, ext_Lang::err( 'extract_unknowntype' ));

				break ;
			}
			/*
			require_once (_EXT_PATH . "/libraries/Archive/archive.php") ;

			$result = extArchive::extract( $archive_name, $extract_dir ) ;
			if( PEAR::isError( $result ) ) {
				ext_Result::sendResult( 'extract', false, ext_Lang::err( 'extract_failure' ) . ': ' . $result->getMessage() ) ;
			}
			*/
			ext_Result::sendResult( 'extract', true, ext_Lang::msg( 'extract_success' ) ) ;

		}
	}
}
?>