1 function getIP(){
2 $ip = "";
3 if (getenv("HTTP_CLIENT_IP") && strcasecmp(getenv("HTTP_CLIENT_IP"), "unknown"))
4 $ip = getenv("HTTP_CLIENT_IP");
5 else if (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp(getenv("HTTP_X_FORWARDED_FOR"), "unknown"))
6 $ip = getenv("HTTP_X_FORWARDED_FOR");
7 else if (getenv("REMOTE_ADDR") && strcasecmp(getenv("REMOTE_ADDR"), "unknown"))
8 $ip = getenv("REMOTE_ADDR");
9 else if (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp($_SERVER['REMOTE_ADDR'], "unknown"))
10 $ip = $_SERVER['REMOTE_ADDR'];
11 else
12 $ip = "0.0.0.0";
13 return $ip;
14 }
