public static function getIP()
{
if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
$ips = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']);
$ip = $ips[0];
} else {
if (!empty($_SERVER['HTTP_CLIENTIP'])) {
$ip = $_SERVER['HTTP_CLIENTIP'];
} else {
if (!empty($_SERVER['REMOTE_ADDR'])) {
$ip = $_SERVER['REMOTE_ADDR'];
} else {
$ip = '127.0.0.1';
}
}
}
self::$remoteIP = $ip;
return self::$remoteIP;
}