H
Danke, habs aber schon anhand deines zweiten Links. Hier die fertige Klasse dazu:
class zipfile
{
var $datasec = array();
var $ctrl_dir = array();
var $eof_ctrl_dir = "\x50\x4b\x05\x06\x00\x00\x00\x00";
var $old_offset = 0;
function add_dir($name)
{
$name = str_replace("\\", "/", $name);
$fr = "\x50\x4b\x03\x04";
$fr .= "\x0a\x00";
$fr .= "\x00\x00";
$fr .= "\x00\x00";
$fr .= "\x00\x00\x00\x00";
$fr .= pack("V",0);
$fr .= pack("V",0);
$fr .= pack("V",0);
$fr .= pack("v", strlen($name) );
$fr .= pack("v", 0 );
$fr .= $name;
$fr .= pack("V", 0);
$fr .= pack("V", 0);
$fr .= pack("V", 0);
$this -> datasec[] = $fr;
$new_offset = strlen(implode("", $this->datasec));
$cdrec = "\x50\x4b\x01\x02";
$cdrec .="\x00\x00";
$cdrec .="\x0a\x00";
$cdrec .="\x00\x00";
$cdrec .="\x00\x00";
$cdrec .="\x00\x00\x00\x00";
$cdrec .= pack("V",0);
$cdrec .= pack("V",0);
$cdrec .= pack("V",0);
$cdrec .= pack("v", strlen($name) );
$cdrec .= pack("v", 0 );
$cdrec .= pack("v", 0 );
$cdrec .= pack("v", 0 );
$cdrec .= pack("v", 0 );
$ext = "\x00\x00\x10\x00";
$ext = "\xff\xff\xff\xff";
$cdrec .= pack("V", 16 );
$cdrec .= pack("V", $this -> old_offset );
$cdrec .= $name;
$this -> ctrl_dir[] = $cdrec;
$this -> old_offset = $new_offset;
return;
}
function add_file($data, $name)
{
$name = str_replace("\\", "/", $name);
$unc_len = strlen($data);
$crc = crc32($data);
$zdata = gzcompress($data);
$zdate = substr ($zdata, 2, -4);
$c_len = strlen($zdata);
$fr = "\x50\x4b\x03\x04";
$fr .= "\x14\x00";
$fr .= "\x00\x00";
$fr .= "\x08\x00";
$fr .= "\x00\x00\x00\x00";
$fr .= pack("V",$crc);
$fr .= pack("V",$c_len);
$fr .= pack("V",$unc_len);
$fr .= pack("v", strlen($name) );
$fr .= pack("v", 0 );
$fr .= $name;
$fr .= $zdate;
$fr .= pack("V",$crc);
$fr .= pack("V",$c_len);
$fr .= pack("V",$unc_len);
$this -> datasec[] = $fr;
$new_offset = strlen(implode("", $this->datasec));
$cdrec = "\x50\x4b\x01\x02";
$cdrec .="\x00\x00";
$cdrec .="\x14\x00";
$cdrec .="\x00\x00";
$cdrec .="\x08\x00";
$cdrec .="\x00\x00\x00\x00";
$cdrec .= pack("V",$crc);
$cdrec .= pack("V",$c_len);
$cdrec .= pack("V",$unc_len);
$cdrec .= pack("v", strlen($name) );
$cdrec .= pack("v", 0 );
$cdrec .= pack("v", 0 );
$cdrec .= pack("v", 0 );
$cdrec .= pack("v", 0 );
$cdrec .= pack("V", 32 );
$cdrec .= pack("V", $this -> old_offset );
$this -> old_offset = $new_offset;
$cdrec .= $name;
$this -> ctrl_dir[] = $cdrec;
}
function file()
{
$data = implode("", $this -> datasec);
$ctrldir = implode("", $this -> ctrl_dir);
return
$data.
$ctrldir.
$this -> eof_ctrl_dir.
pack("v", sizeof($this -> ctrl_dir)).
pack("v", sizeof($this -> ctrl_dir)).
pack("V", strlen($ctrldir)).
pack("V", strlen($data)).
"\x00\x00";
}
}