/**
* Get item basis
*
* @param \XLite\Model\OrderItem $item Order item
*
* @return float
*/
protected function getItemBasis($item)
{
$basis = 0;
$formulaParts = explode('+', $this->getTaxableBaseType());
foreach ($formulaParts as $part) {
switch ($part) {
case 'ST':
$basis += $item->getSubtotal();
break;
case 'DST':
$basis += $item->getDiscountedSubtotal();
break;
case 'SH':
$basis += $item->getShippingCost();
break;
}
}
return $basis;
}
/**
* {@inheritDoc}
*/
public function getShippingCost()
{
$this->__initializer__ && $this->__initializer__->__invoke($this, 'getShippingCost', array());
return parent::getShippingCost();
}
