Function :: GetIP

function.GetIP.php

function GetIP() {
	if (getenv("HTTP_CLIENT_IP") && strcasecmp(getenv("HTTP_CLIENT_IP"), "unknown"))
		$ip = getenv("HTTP_CLIENT_IP");
	else if (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp(getenv("HTTP_X_FORWARDED_FOR"), "unknown"))
		$ip = getenv("HTTP_X_FORWARDED_FOR");
	else if (getenv("REMOTE_ADDR") && strcasecmp(getenv("REMOTE_ADDR"), "unknown"))
		$ip = getenv("REMOTE_ADDR");
	else if (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp($_SERVER['REMOTE_ADDR'], "unknown"))
		$ip = $_SERVER['REMOTE_ADDR'];
	else
		$ip = "unknown";

	return($ip);
}