NukeViet\Core\Ips::nv_get_clientip PHP Метод

    private function nv_get_clientip()
    {
        $clientip = '';
        if ($this->nv_getenv('HTTP_CLIENT_IP')) {
            $clientip = $this->nv_getenv('HTTP_CLIENT_IP');
        } elseif ($this->nv_getenv('HTTP_VIA')) {
            $clientip = $this->nv_getenv('HTTP_VIA');
        } elseif ($this->nv_getenv('HTTP_X_COMING_FROM')) {
            $clientip = $this->nv_getenv('HTTP_X_COMING_FROM');
        } elseif ($this->nv_getenv('HTTP_COMING_FROM')) {
            $clientip = $this->nv_getenv('HTTP_COMING_FROM');
        }
        if ($this->nv_validip($clientip)) {
            return $clientip;
        } else {
            return 'none';
        }
    }