/**
* 获取客户端IP
* @method getIP
* @return array [请求的ip,头信息中ip]
* @author NewFuture
*/
public static function getIP()
{
if (null == self::$_ip) {
$request_ip = getenv('REMOTE_ADDR');
$orign_ip = getenv('HTTP_X_FORWARDED_FOR') ?: getenv('HTTP_CLIENT_IP');
self::$_ip = [ip2long($request_ip), ip2long($orign_ip)];
}
return self::$_ip;
}