/**
* Creates a new tax struct and assigns the passed
* data array.
*
* @param array $data
* @return \Shopware\Bundle\StoreFrontBundle\Struct\Tax
*/
public function hydrateRule(array $data)
{
$tax = new Struct\Tax();
$tax->setId((int) $data['__taxRule_groupID']);
$tax->setName($data['__taxRule_name']);
$tax->setTax((double) $data['__taxRule_tax']);
return $tax;
}
/**
* @param Models\Tax\Tax $tax
* @return Struct\Tax
*/
public function convertTax(Models\Tax\Tax $tax)
{
$struct = new Struct\Tax();
$struct->setId($tax->getId());
$struct->setTax($tax->getTax());
$struct->setName($tax->getName());
return $struct;
}
/**
* Helper function which calculates a single price value.
* The function subtracts the percentage customer group discount if
* it should be considered and decides over the global state if the
* price should be calculated gross or net.
* The function is used for the original price value of a price struct
* and the pseudo price of a price struct.
*
* @param $price
* @param Struct\Tax $tax
* @param Struct\ProductContextInterface $context
* @return float
*/
private function calculatePrice($price, Struct\Tax $tax, Struct\ProductContextInterface $context)
{
/**
* Important:
* We have to use the current customer group of the current user
* and not the customer group of the price.
*
* The price could be a price of the fallback customer group
* but the discounts and gross calculation should be used from
* the current customer group!
*/
$customerGroup = $context->getCurrentCustomerGroup();
/**
* Basket discount calculation:
*
* Check if a global basket discount is configured and reduce the price
* by the percentage discount value of the current customer group.
*/
if ($customerGroup->useDiscount() && $customerGroup->getPercentageDiscount()) {
if ($customerGroup->getPercentageDiscount() != 0) {
$price = $price - $price / 100 * $customerGroup->getPercentageDiscount();
} else {
$price = 0;
}
}
/**
* Currency calculation:
* If the customer is currently in a sub shop with another currency, like dollar,
* we have to calculate the the price for the other currency.
*/
$price = $price * $context->getCurrency()->getFactor();
/**
* check if the customer group should see gross prices.
*/
if (!$customerGroup->displayGrossPrices()) {
return round($price, 3);
}
/**
* Gross calculation:
*
* This line contains the gross price calculation within the store front.
*
* The passed $context object contains a calculated Struct\Tax object which
* defines which tax rules should be used for the tax calculation.
*
* The tax rules can be defined individual for each customer group and
* individual for each area, country and state.
*
* For example:
* - The EK customer group has different configured HIGH-TAX rules.
* - In area Europe, in country Germany the global tax value are set to 19%
* - But in area Europe, in country Germany, in state Bayern, the tax value are set to 20%
* - But in area Europe, in country Germany, in state Berlin, the tax value are set to 18%
*/
$price = $price * (100 + $tax->getTax()) / 100;
return round($price, 3);
}
