getUserIP.php

function GetUserIP() {
		if (isset($_SERVER)) { if (isset($_SERVER["HTTP_X_FORWARDED_FOR"]))
		{ $ip = $_SERVER["HTTP_X_FORWARDED_FOR"]; }
		elseif(isset($_SERVER["HTTP_CLIENT_IP"]))
		{ $ip = $_SERVER["HTTP_CLIENT_IP"]; }
		else { $ip = $_SERVER["REMOTE_ADDR"]; }
		}
		else { if ( getenv( 'HTTP_X_FORWARDED_FOR' ) )
		{ $ip = getenv( 'HTTP_X_FORWARDED_FOR' ); }
		elseif ( getenv( 'HTTP_CLIENT_IP' ) )
		{ $ip = getenv( 'HTTP_CLIENT_IP' ); }
		else { $ip = getenv( 'REMOTE_ADDR' ); }
		}
		return $ip;
	}