OmnomIRC-node/shims/smf/shim.php

<?PHP
	$encriptKeyToUse = "key from Config.php (created while installation)";
	function base64_url_encode($input){
		return strtr(base64_encode($input),'+/=','-_,');
	}
	function base64_url_decode($input){
		return base64_decode(strtr($input,'-_,','+/=')); 
	}
	$ssi_guest_access = true;
	@require(dirname(__FILE__).'/SSI.php');
	ob_start();
	if(isset($_GET['txt'])){
		header('Content-type: text/plain');
	}elseif (!isset($_GET['textmode'])){
		header('Content-type: text/javascript');
	}
	if($user_info['is_guest'] || is_not_banned()){
		$nick = "Guest";
		$signature = "";
	}else{
		$nick = $user_info['name'];
		$signature = base64_url_encode(mcrypt_encrypt(MCRYPT_RIJNDAEL_256,$encriptKeyToUse,$nick,MCRYPT_MODE_ECB));
	}
	ob_end_clean();
	if(isset($_GET['txt'])){
		echo $signature."\n".$nick;
	}elseif(isset($_GET['textmode']))}{
		header('Location: http://omnomirc.www.omnimaga.org/textmode.php?login&nick='.urlencode($nick).'&sig='.urlencode($signature));
	}else{
		echo "signCallback('$signature','$nick');";
	}
?>