public function isWorking()
{
if (empty($_SERVER[self::TEST_SERVER_VAR]) && empty($_SERVER[self::TEST_SERVER_VAR_ALT]) && empty($_SERVER[self::TEST_SERVER_VAR_ALT_IPV6])) {
return Piwik::translate("UserCountry_CannotFindGeoIPServerVar", self::TEST_SERVER_VAR . ' $_SERVER');
}
return true;
// can't check for another IP
}