<div>
';
set_time_limit(0);
class PHPzip
{
var $file_count = 0 ;
var $datastr_len = 0;
var $dirstr_len = 0;
var $filedata = '';
var $gzfilename;
var $fp;
var $dirstr='';
var $filefilters = array();
function SetFileFilter($filetype)
{
$this->filefilters = explode('|',$filetype);
}
function unix2DosTime($unixtime = 0)
{
$timearray = ($unixtime == 0) ?getdate() : getdate($unixtime);
if ($timearray['year'] <1980)
{
$timearray['year'] = 1980;
$timearray['mon'] = 1;
$timearray['mday'] = 1;
$timearray['hours'] = 0;
$timearray['minutes'] = 0;
$timearray['seconds'] = 0;
}
return (($timearray['year'] -1980) <<25) |($timearray['mon'] <<21) |($timearray['mday'] <<16) |($timearray['hours'] <<11) |($timearray['minutes'] <<5) |($timearray['seconds'] >>1);
}
function startfile($path = 'dodo.zip')
{
$this->gzfilename=$path;
$mypathdir=array();
do
{
$mypathdir[] = $path = dirname($path);
}while($path != '.');
@end($mypathdir);
do
{
$path = @current($mypathdir);
@mkdir($path);
}while(@prev($mypathdir));
if($this->fp=@fopen($this->gzfilename,'w'))
{
return true;
}
return false;
}
function addfile($data,$name)
{
$name = str_replace('','/',$name);
if(strrchr($name,'/')=='/')
return $this->adddir($name);
if(!empty($this->filefilters))
{
if (!in_array(end(explode('.',$name)),$this->filefilters))
{
return;
}
}
$dtime = dechex($this->unix2DosTime());
$hexdtime = 'x'.$dtime[6] .$dtime[7] .'x'.$dtime[4] .$dtime[5] .'x'.$dtime[2] .$dtime[3] .'x'.$dtime[0] .$dtime[1];
eval('$hexdtime = "'.$hexdtime .'";');
$unc_len = strlen($data);
$crc = crc32($data);
$zdata = gzcompress($data);
$c_len = strlen($zdata);
$zdata = substr(substr($zdata,0,strlen($zdata) -4),2);
$datastr = "x50x4bx03x04";
$datastr .= "x14x00";
$datastr .= "x00x00";
$datastr .= "x08x00";
$datastr .= $hexdtime;
$datastr .= pack('V',$crc);
$datastr .= pack('V',$c_len);
$datastr .= pack('V',$unc_len);
$datastr .= pack('v',strlen($name));
$datastr .= pack('v',0);
$datastr .= $name;
$datastr .= $zdata;
$datastr .= pack('V',$crc);
$datastr .= pack('V',$c_len);
$datastr .= pack('V',$unc_len);
fwrite($this->fp,$datastr);
$my_datastr_len = strlen($datastr);
unset($datastr);
$dirstr = "x50x4bx01x02";
$dirstr .= "x00x00";
$dirstr .= "x14x00";
$dirstr .= "x00x00";
$dirstr .= "x08x00";
$dirstr .= $hexdtime;
$dirstr .= pack('V',$crc);
$dirstr .= pack('V',$c_len);
$dirstr .= pack('V',$unc_len);
$dirstr .= pack('v',strlen($name) );
$dirstr .= pack('v',0 );
$dirstr .= pack('v',0 );
$dirstr .= pack('v',0 );
$dirstr .= pack('v',0 );
$dirstr .= pack('V',32 );
$dirstr .= pack('V',$this->datastr_len );
