/**
* Calculate the price for a product, applying rules and coupons
*
* @param float
* @param object
* @param string
* @param int
* @return float
*/
public function calculatePrice($fltPrice, $objSource, $strField, $intTaxClass)
{
if ($objSource instanceof IsotopePrice && ($strField == 'price' || $strField == 'low_price' || $strField == 'net_price' || $strField == 'gross_price')) {
// @todo try not to use getRelated() because it loads variants
$objRules = Rule::findByProduct($objSource->getRelated('pid'), $strField, $fltPrice);
if (null !== $objRules) {
while ($objRules->next()) {
// Check cart quantity
if ($objRules->minItemQuantity > 0 || $objRules->maxItemQuantity > 0) {
if ($objRules->quantityMode == 'cart_products') {
$intTotal = Isotope::getCart()->countItems();
} elseif ($objRules->quantityMode == 'cart_items') {
$intTotal = Isotope::getCart()->sumItemsQuantity();
} else {
$objItem = Isotope::getCart()->getItemForProduct($objSource->getRelated('pid'));
$intTotal = null === $objItem ? 0 : $objItem->quantity;
}
if ($objRules->minItemQuantity > 0 && $objRules->minItemQuantity > $intTotal || $objRules->maxItemQuantity > 0 && $objRules->maxItemQuantity < $intTotal) {
continue;
}
}
// We're unable to apply variant price rules to low_price (see #3189)
if ($strField == 'low_price' && $objRules->productRestrictions == 'variants') {
continue;
}
if ($objRules->current()->isPercentage()) {
$fltDiscount = 100 + $objRules->current()->getPercentage();
$fltDiscount = round($fltPrice - $fltPrice / 100 * $fltDiscount, 10);
$fltDiscount = $fltDiscount > 0 ? floor($fltDiscount * 100) / 100 : ceil($fltDiscount * 100) / 100;
$fltPrice = $fltPrice - $fltDiscount;
} else {
$fltPrice = $fltPrice + $objRules->discount;
}
}
}
}
return $fltPrice;
}
