public function getDetectionRulesExtended()
{
static $rules;
if (!$rules) {
$rules = $this->mergeRules(static::$additionalDevices, static::$phoneDevices, static::$tabletDevices, static::$operatingSystems, static::$additionalOperatingSystems, static::$browsers, static::$additionalBrowsers, static::$utilities);
}
return $rules;
}