TarArchive.class.php

Go to the documentation of this file.
00001 <?php
00002 /***************************************************************************
00003  *   Copyright (C) 2007 by Ivan Y. Khvostishkov                            *
00004  *                                                                         *
00005  *   This program is free software; you can redistribute it and/or modify  *
00006  *   it under the terms of the GNU Lesser General Public License as        *
00007  *   published by the Free Software Foundation; either version 3 of the    *
00008  *   License, or (at your option) any later version.                       *
00009  *                                                                         *
00010  ***************************************************************************/
00011 
00019     final class TarArchive extends FileArchive
00020     {
00021         public function __construct($cmdBinPath = '/bin/tar')
00022         {
00023             if ($cmdBinPath === null)
00024                 throw
00025                     new UnimplementedFeatureException(
00026                         'no built-in support for GNU Tar'
00027                     );
00028 
00029             parent::__construct($cmdBinPath);
00030         }
00031 
00032         public function readFile($fileName)
00033         {
00034             if (!$this->sourceFile)
00035                 throw
00036                     new WrongStateException(
00037                         'dude, open an archive first.'
00038                     );
00039             
00040             $options = '--extract --to-stdout'
00041                 .' --file '.escapeshellarg($this->sourceFile)
00042                 .' '.escapeshellarg($fileName);
00043 
00044             return $this->execStdoutOptions($options);
00045         }
00046     }
00047 ?>