/**
* set vat flag according to delivery address
*/
protected function setVatFlag($customer_id)
{
$Order = new ecommerce_order();
if ($this->guest_customer) {
$this->include_vat = $Order->isVatEligibleByCountry($this->delivery_country);
} else {
$this->include_vat = $Order->isVatEligible($this->delivery_address_id, $customer_id);
}
}
