/**
* Get calculation tax rate by specific request
*
* @param Varien_Object $request
* @return float
*/
public function getRate($request)
{
if ($this->_getDataHelper()->isServiceEnabled($this->_getStore($request))) {
return 0;
}
return parent::getRate($request);
}
/**
* Init gift wrapping and printed card tax rate for address
*
* @param Mage_Sales_Model_Quote_Address $address
* @return Enterprise_GiftWrapping_Model_Total_Quote_Tax_Giftwrapping
*/
protected function _initRate($address)
{
$store = $address->getQuote()->getStore();
$billingAddress = $address->getQuote()->getBillingAddress();
$custTaxClassId = $address->getQuote()->getCustomerTaxClassId();
$this->_request = $this->_taxCalculationModel->getRateRequest($address, $billingAddress, $custTaxClassId, $store);
$this->_request->setProductClassId($this->_helper->getWrappingTaxClass($store));
$this->_rate = $this->_taxCalculationModel->getRate($this->_request);
return $this;
}
/**
* Checks whether request for an item has same rate as store one
* Used only after collect() started, as far as uses optimized $_areTaxRequestsSimilar property
* Used only in case of prices including tax
*
* @param Varien_Object $request
* @return bool
*/
protected function _sameRateAsStore($request)
{
// Maybe we know that all requests for currently collected items have same rates
if ($this->_areTaxRequestsSimilar) {
return true;
}
// Check current request individually
$rate = $this->_calculator->getRate($request);
$storeRate = $this->_calculator->getStoreRate($request, $this->_store);
return $rate == $storeRate;
}
/**
* Calculate address total tax based on address subtotal
*
* @param Mage_Sales_Model_Quote_Address $address
* @param Varien_Object $taxRateRequest
* @return Mage_Tax_Model_Sales_Total_Quote
*/
protected function _totalBaseCalculation(Mage_Sales_Model_Quote_Address $address, $taxRateRequest)
{
$items = $this->_getAddressItems($address);
$store = $address->getQuote()->getStore();
$taxGroups = array();
$itemTaxGroups = array();
foreach ($items as $item) {
if ($item->getParentItem()) {
continue;
}
if ($item->getHasChildren() && $item->isChildrenCalculated()) {
foreach ($item->getChildren() as $child) {
$taxRateRequest->setProductClassId($child->getProduct()->getTaxClassId());
$rate = $this->_calculator->getRate($taxRateRequest);
$applied_rates = $this->_calculator->getAppliedRates($taxRateRequest);
$taxGroups[(string) $rate]['applied_rates'] = $applied_rates;
$taxGroups[(string) $rate]['incl_tax'] = $child->getIsPriceInclTax();
$this->_aggregateTaxPerRate($child, $rate, $taxGroups);
if ($rate > 0) {
$itemTaxGroups[$child->getId()] = $applied_rates;
}
}
$this->_recalculateParent($item);
} else {
$taxRateRequest->setProductClassId($item->getProduct()->getTaxClassId());
$rate = $this->_calculator->getRate($taxRateRequest);
$applied_rates = $this->_calculator->getAppliedRates($taxRateRequest);
$taxGroups[(string) $rate]['applied_rates'] = $applied_rates;
$taxGroups[(string) $rate]['incl_tax'] = $item->getIsPriceInclTax();
$this->_aggregateTaxPerRate($item, $rate, $taxGroups);
if ($rate > 0) {
$itemTaxGroups[$item->getId()] = $applied_rates;
}
}
}
if ($address->getQuote()->getTaxesForItems()) {
$itemTaxGroups += $address->getQuote()->getTaxesForItems();
}
$address->getQuote()->setTaxesForItems($itemTaxGroups);
foreach ($taxGroups as $rateKey => $data) {
$rate = (double) $rateKey;
$inclTax = $data['incl_tax'];
$totalTax = $this->_calculator->calcTaxAmount(array_sum($data['totals']), $rate, $inclTax, false);
$totalTax += array_sum($data['weee_tax']);
$baseTotalTax = $this->_calculator->calcTaxAmount(array_sum($data['base_totals']), $rate, $inclTax, false);
$baseTotalTax += array_sum($data['base_weee_tax']);
$this->_addAmount($totalTax);
$this->_addBaseAmount($baseTotalTax);
$totalTaxRounded = $this->_calculator->round($totalTax);
$baseTotalTaxRounded = $this->_calculator->round($totalTaxRounded);
$this->_saveAppliedTaxes($address, $data['applied_rates'], $totalTaxRounded, $baseTotalTaxRounded, $rate);
}
return $this;
}
/**
*
* @param Mage_Sales_Model_Quote_Item_Abstract $item
* @param Varien_Object $taxRateRequest
* @param array $taxGroups
* @param array $itemTaxGroups
* @param boolean $catalogPriceInclTax
*/
protected function _totalBaseProcessItemTax($item, $taxRateRequest, &$taxGroups, &$itemTaxGroups, $catalogPriceInclTax)
{
$taxRateRequest->setProductClassId($item->getProduct()->getTaxClassId());
$rate = $this->_calculator->getRate($taxRateRequest);
$item->setTaxAmount(0);
$item->setBaseTaxAmount(0);
$item->setHiddenTaxAmount(0);
$item->setBaseHiddenTaxAmount(0);
$item->setTaxPercent($rate);
$item->setDiscountTaxCompensation(0);
$rowTotalInclTax = $item->getRowTotalInclTax();
$recalculateRowTotalInclTax = false;
if (!isset($rowTotalInclTax)) {
$item->setRowTotalInclTax($item->getTaxableAmount());
$item->setBaseRowTotalInclTax($item->getBaseTaxableAmount());
$recalculateRowTotalInclTax = true;
}
$appliedRates = $this->_calculator->getAppliedRates($taxRateRequest);
if ($catalogPriceInclTax) {
$taxGroups[(string) $rate]['applied_rates'] = $appliedRates;
$taxGroups[(string) $rate]['incl_tax'] = $item->getIsPriceInclTax();
$this->_aggregateTaxPerRate($item, $rate, $taxGroups);
} else {
//need to calculate each tax separately
foreach ($appliedRates as $appliedTax) {
$taxId = $appliedTax['id'];
$taxRate = $appliedTax['percent'];
$taxGroups[$taxId]['applied_rates'] = array($appliedTax);
$taxGroups[$taxId]['incl_tax'] = $item->getIsPriceInclTax();
$this->_aggregateTaxPerRate($item, $taxRate, $taxGroups, $taxId, $recalculateRowTotalInclTax);
}
//We need to calculate weeeAmountInclTax using multiple tax rate here
//because the _calculateWeeeTax and _calculateRowWeeeTax only take one tax rate
if ($this->_weeeHelper->isEnabled() && $this->_weeeHelper->isTaxable()) {
$this->_calculateWeeeAmountInclTax($item, $appliedRates, false);
$this->_calculateWeeeAmountInclTax($item, $appliedRates, true);
}
}
if ($rate > 0) {
$itemTaxGroups[$item->getId()] = $appliedRates;
}
return;
}
/**
* Calculate address total tax based on address subtotal
*
* @param Mage_Sales_Model_Quote_Address $address
* @param Varien_Object $taxRateRequest
* @return Mage_Tax_Model_Sales_Total_Quote
*/
protected function _totalBaseCalculation(Mage_Sales_Model_Quote_Address $address, $taxRateRequest)
{
$items = $address->getAllItems();
$store = $address->getQuote()->getStore();
$taxGroups = array();
foreach ($items as $item) {
/**
* Child item's tax we calculate for parent - that why we skip them
*/
if ($item->getParentItemId()) {
continue;
}
if ($item->getHasChildren() && $item->isChildrenCalculated()) {
foreach ($item->getChildren() as $child) {
$rate = $this->_calculator->getRate($taxRateRequest->setProductClassId($child->getProduct()->getTaxClassId()));
$taxGroups[(string) $rate]['applied_rates'] = $this->_calculator->getAppliedRates($taxRateRequest);
$this->_aggregateTaxPerRate($child, $rate, $taxGroups);
}
$this->_recalculateParent($item);
} else {
$rate = $this->_calculator->getRate($taxRateRequest->setProductClassId($item->getProduct()->getTaxClassId()));
$taxGroups[(string) $rate]['applied_rates'] = $this->_calculator->getAppliedRates($taxRateRequest);
$this->_aggregateTaxPerRate($item, $rate, $taxGroups);
}
}
$inclTax = $this->_usePriceIncludeTax($store);
foreach ($taxGroups as $rateKey => $data) {
$rate = (double) $rateKey;
$totalTax = $this->_calculator->calcTaxAmount(array_sum($data['totals']), $rate, $inclTax);
$baseTotalTax = $this->_calculator->calcTaxAmount(array_sum($data['base_totals']), $rate, $inclTax);
$this->_addAmount($totalTax);
$this->_addBaseAmount($baseTotalTax);
$this->_saveAppliedTaxes($address, $data['applied_rates'], $totalTax, $baseTotalTax, $rate);
}
return $this;
}
/**
* Recollect item price and row total using after taxes subtract.
* Declare item price including tax attributes
*
* @deprecated after 1.4.1
*
* @param Mage_Sales_Model_Quote_Address $address
* @param Mage_Sales_Model_Quote_Item_Abstract $item
*
* @return Mage_Tax_Model_Sales_Total_Quote_Subtotal
*/
protected function _recollectItem($address, Mage_Sales_Model_Quote_Item_Abstract $item)
{
$store = $address->getQuote()->getStore();
$request = $this->_getStoreTaxRequest($address);
$request->setProductClassId($item->getProduct()->getTaxClassId());
$rate = $this->_calculator->getRate($request);
$qty = $item->getTotalQty();
$price = $taxPrice = $item->getCalculationPriceOriginal();
$basePrice = $baseTaxPrice = $item->getBaseCalculationPriceOriginal();
$subtotal = $taxSubtotal = $item->getRowTotal();
$baseSubtotal = $baseTaxSubtotal = $item->getBaseRowTotal();
if ($this->_config->discountTax($store)) {
$item->setDiscountCalculationPrice($price);
$item->setBaseDiscountCalculationPrice($basePrice);
}
/**
* Use original price for tax calculation
*/
if ($item->hasCustomPrice() && !$this->_helper->applyTaxOnCustomPrice($store)) {
$taxPrice = $item->getOriginalPrice();
$baseTaxPrice = $item->getBaseOriginalPrice();
$taxSubtotal = $taxPrice * $qty;
$baseTaxSubtotal = $baseTaxPrice * $qty;
}
if ($this->_areTaxRequestsSimilar) {
$item->setRowTotalInclTax($subtotal);
$item->setBaseRowTotalInclTax($baseSubtotal);
$item->setPriceInclTax($price);
$item->setBasePriceInclTax($basePrice);
$item->setTaxCalcPrice($taxPrice);
$item->setBaseTaxCalcPrice($baseTaxPrice);
$item->setTaxCalcRowTotal($taxSubtotal);
$item->setBaseTaxCalcRowTotal($baseTaxSubtotal);
}
$this->_subtotalInclTax += $subtotal;
$this->_baseSubtotalInclTax += $baseSubtotal;
if ($this->_config->getAlgorithm($store) == Mage_Tax_Model_Calculation::CALC_UNIT_BASE) {
$taxAmount = $this->_calculator->calcTaxAmount($taxPrice, $rate, true);
$baseTaxAmount = $this->_calculator->calcTaxAmount($baseTaxPrice, $rate, true);
$unitPrice = $this->_calculator->round($price - $taxAmount);
$baseUnitPrice = $this->_calculator->round($basePrice - $baseTaxAmount);
$subtotal = $this->_calculator->round($unitPrice * $qty);
$baseSubtotal = $this->_calculator->round($baseUnitPrice * $qty);
} else {
$taxAmount = $this->_calculator->calcTaxAmount($taxSubtotal, $rate, true, false);
$baseTaxAmount = $this->_calculator->calcTaxAmount($baseTaxSubtotal, $rate, true, false);
$unitPrice = ($subtotal - $taxAmount) / $qty;
$baseUnitPrice = ($baseSubtotal - $baseTaxAmount) / $qty;
$subtotal = $this->_calculator->round($subtotal - $taxAmount);
$baseSubtotal = $this->_calculator->round($baseSubtotal - $baseTaxAmount);
}
if ($item->hasCustomPrice()) {
$item->setCustomPrice($unitPrice);
$item->setBaseCustomPrice($baseUnitPrice);
}
$item->setPrice($baseUnitPrice);
$item->setOriginalPrice($unitPrice);
$item->setBasePrice($baseUnitPrice);
$item->setRowTotal($subtotal);
$item->setBaseRowTotal($baseSubtotal);
return $this;
}
