PHP操作Zip

<?php   
 
     class PHPZip   
 
    {   
 
         private $ctrl_dir     = array();   
 
         private $datasec      = array();   
 
    
   
 
         /**********************************************************  
 
       * ѹ������  
 
        **********************************************************/  
 
        // ------------------------------------------------------ //   
 
         // #����ָ���ļ���   
 
        //   
 
        // $archive  = new PHPZip();   
 
        // $filelist = $archive->visitFile(�ļ���·��);   
 
        // print "��ǰ�ļ��е��ļ�:<p>/r/n";   
 
       // foreach($filelist as $file)   
 
        //     printf("%s<br>/r/n", $file);   
 
        // ------------------------------------------------------ //   
 
       var $fileList = array();   
 
        public function visitFile($path)   
 
        {   
 
             global $fileList;   
 
           $path = str_replace("//", "/", $path);   
 
          $fdir = dir($path);   
 
            
           while(($file = $fdir->read()) !== false)   
          {   
 
              if($file == '.' || $file == '..'){ continue; }   
 
            
 
                $pathSub    = preg_replace("*/{2,}*", "/", $path."/".$file);  // �