Perfect Rapidshare Leecher

<?php
//This file is developed by Xtreame Coder .
//This is Simple Logic For Rapidshare Leecher ...
/**
 * @author Xtreame Coder
 * @copyright 2008
 */
$rs_username="[userid]";
$rs_password="[password]";
if($_POST['link'])
{
	
	$rs=$_REQUEST['link'];
	$dat=explode(".html",$rs);
	$dat=$dat[0];
	$dat=explode("/files/",$dat);
	$dat=explode("/",$dat[1]);
	$id=$dat[0];
	$name=$dat[1];
	if(($id)&&($name))
	{
		        set_time_limit(0);
			$link="http://rapidshare.com/files/$id/$name";
			$server=@file_get_contents($link);
                        preg_match_all('/<font style="color:#8E908F;">(.*)<\/font>/i',$server,$size);
                        $size=$size[1][0];$size=str_replace("| ","",$size);$size=str_replace(" KB","",$size); 
                        $size=$size*1024;
                        preg_match_all('/http:\/\/rs(.*).rapidshare.com\//i',$server,$server);
			$server=$server[1][0];
			if($server)
			{
				$download="http://$rs_username:$rs_password@rs$server.rapidshare.com/files/$id/$name";          
		    	        header("Cache-Control: public");
                                header("Content-Type: application/octet-stream"); 
                                header("Content-Disposition: attachment; filename=$name");
                                header("Accept-Ranges: bytes");
                                header("Connection: Keep-Alive");
                                header("HTTP/1.1 206 Partial Content");
                                header("Content-Length: $size");
				$extension=explode(".",$name);
				$extension=$extension[count($extension)-1];
			    header("Content-Type: file/$extension");
			    @readfile($download);
						
			}
			else
			{

echo "File not available.";		
			}
	}
	else
	{
		echo "Invalid Link.";	
	}
	 //header("Content-Disposition: attachment; filename=Adobe.exe");
        // readfile("http://6657035:petross@rs215.rapidshare.com/files/121553784/nfsb.part01.rar");
}
else
{
	?>
	<center>
	<br /><h2>Private Rapidshare Downloader By XC</h2><br /><br />
	<form action="<? echo $_SERVER[PHP_SELF]; ?>" method="POST">
	Rapidshare Link : <input type="text" name="link" size="50"/><input type="submit" value="Download"/>
	</form> <br><br><br>Developed By Xtreame Coder
	</center>
	<?
}
?>