/**
* Add row total item amount to subtotal
*
* @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 _addSubtotalAmount(Mage_Sales_Model_Quote_Address $address, $item)
{
if ($this->_config->priceIncludesTax($this->_store)) {
$subTotal = $item->getRowTotalInclTax() - $item->getRowTax();
$baseSubTotal = $item->getBaseRowTotalInclTax() - $item->getBaseRowTax();
$address->setTotalAmount('subtotal', $address->getTotalAmount('subtotal') + $subTotal);
$address->setBaseTotalAmount('subtotal', $address->getBaseTotalAmount('subtotal') + $baseSubTotal);
} else {
$address->setTotalAmount('subtotal', $address->getTotalAmount('subtotal') + $item->getRowTotal());
$address->setBaseTotalAmount('subtotal', $address->getBaseTotalAmount('subtotal') + $item->getBaseRowTotal());
}
$address->setSubtotalInclTax($address->getSubtotalInclTax() + $item->getRowTotalInclTax());
$address->setBaseSubtotalInclTax($address->getBaseSubtotalInclTax() + $item->getBaseRowTotalInclTax());
return $this;
}
/**
* Aggregate row totals per tax rate in array
*
* @param Mage_Sales_Model_Quote_Item_Abstract $item
* @param float $rate
* @param array $taxGroups
* @return Mage_Tax_Model_Sales_Total_Quote
*/
protected function _aggregateTaxPerRate($item, $rate, &$taxGroups)
{
$inclTax = $item->getIsPriceInclTax();
$rateKey = (string) $rate;
$subtotal = $item->getTaxableAmount() + $item->getExtraRowTaxableAmount();
$baseSubtotal = $item->getBaseTaxableAmount() + $item->getBaseExtraRowTaxableAmount();
$item->setTaxPercent($rate);
if (!isset($taxGroups[$rateKey]['totals'])) {
$taxGroups[$rateKey]['totals'] = array();
$taxGroups[$rateKey]['base_totals'] = array();
}
$hiddenTax = null;
$baseHiddenTax = null;
switch ($this->_helper->getCalculationSequence($this->_store)) {
case Mage_Tax_Model_Calculation::CALC_TAX_BEFORE_DISCOUNT_ON_EXCL:
case Mage_Tax_Model_Calculation::CALC_TAX_BEFORE_DISCOUNT_ON_INCL:
$rowTax = $this->_calculator->calcTaxAmount($subtotal, $rate, $inclTax, false);
$baseRowTax = $this->_calculator->calcTaxAmount($baseSubtotal, $rate, $inclTax, false);
break;
case Mage_Tax_Model_Calculation::CALC_TAX_AFTER_DISCOUNT_ON_EXCL:
case Mage_Tax_Model_Calculation::CALC_TAX_AFTER_DISCOUNT_ON_INCL:
$discount = $item->getDiscountAmount();
$baseDiscount = $item->getBaseDiscountAmount();
$subtotal -= $discount;
$baseSubtotal -= $baseDiscount;
$rowTax = $this->_calculator->calcTaxAmount($subtotal, $rate, $inclTax, false);
$baseRowTax = $this->_calculator->calcTaxAmount($baseSubtotal, $rate, $inclTax, false);
break;
}
$rowTax = $this->_deltaRound($rowTax, $rateKey, $inclTax);
$baseRowTax = $this->_deltaRound($baseRowTax, $rateKey, $inclTax, 'base');
if ($inclTax && !empty($discount)) {
$hiddenTax = $item->getRowTotalInclTax() - $item->getRowTotal() - $rowTax;
$baseHiddenTax = $item->getBaseRowTotalInclTax() - $item->getBaseRowTotal() - $baseRowTax;
}
$item->setTaxAmount(max(0, $rowTax));
$item->setBaseTaxAmount(max(0, $baseRowTax));
$item->setHiddenTaxAmount(max(0, $hiddenTax));
$item->setBaseHiddenTaxAmount(max(0, $baseHiddenTax));
$taxGroups[$rateKey]['totals'][] = max(0, $subtotal);
$taxGroups[$rateKey]['base_totals'][] = max(0, $baseSubtotal);
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;
}
/**
* Add row total item amount to subtotal
*
* @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 _addSubtotalAmount(Mage_Sales_Model_Quote_Address $address, $item)
{
$address->setTotalAmount('subtotal', $address->getTotalAmount('subtotal') + $item->getRowTotal());
$address->setBaseTotalAmount('subtotal', $address->getBaseTotalAmount('subtotal') + $item->getBaseRowTotal());
$address->setSubtotalInclTax($address->getSubtotalInclTax() + $item->getRowTotalInclTax());
$address->setBaseSubtotalInclTax($address->getBaseSubtotalInclTax() + $item->getBaseRowTotalInclTax());
return $this;
}
/**
* Aggregate row totals per tax rate in array
*
* @param Mage_Sales_Model_Quote_Item_Abstract $item
* @param float $rate
* @param array $taxGroups
* @return Mage_Tax_Model_Sales_Total_Quote
*/
protected function _aggregateTaxPerRate($item, $rate, &$taxGroups)
{
$store = $item->getStore();
$inclTax = $this->_usePriceIncludeTax($store);
if ($inclTax) {
$subtotal = $item->getTaxCalcRowTotal();
$baseSubtotal = $item->getBaseTaxCalcRowTotal();
} else {
if ($item->hasCustomPrice() && $this->_helper->applyTaxOnCustomPrice($store)) {
$subtotal = $item->getRowTotal();
$baseSubtotal = $item->getBaseRowTotal();
} else {
$subtotal = $item->getTotalQty() * $item->getOriginalPrice();
$baseSubtotal = $item->getTotalQty() * $item->getBaseOriginalPrice();
}
}
$discountAmount = $item->getDiscountAmount();
$baseDiscountAmount = $item->getBaseDiscountAmount();
$qty = $item->getTotalQty();
$rateKey = (string) $rate;
/**
* Add extra amounts which can be taxable too
*/
$calcTotal = $subtotal + $item->getExtraRowTaxableAmount();
$baseCalcTotal = $baseSubtotal + $item->getBaseExtraRowTaxableAmount();
$item->setTaxPercent($rate);
if (!isset($taxGroups[$rateKey]['totals'])) {
$taxGroups[$rateKey]['totals'] = array();
}
if (!isset($taxGroups[$rateKey]['totals'])) {
$taxGroups[$rateKey]['base_totals'] = array();
}
$calculationSequence = $this->_helper->getCalculationSequence($store);
switch ($calculationSequence) {
case Mage_Tax_Model_Calculation::CALC_TAX_BEFORE_DISCOUNT_ON_EXCL:
$rowTax = $this->_calculator->calcTaxAmount($calcTotal, $rate, $inclTax, false);
$baseRowTax = $this->_calculator->calcTaxAmount($baseCalcTotal, $rate, $inclTax, false);
break;
case Mage_Tax_Model_Calculation::CALC_TAX_BEFORE_DISCOUNT_ON_INCL:
$rowTax = $this->_calculator->calcTaxAmount($calcTotal, $rate, $inclTax, false);
$baseRowTax = $this->_calculator->calcTaxAmount($baseCalcTotal, $rate, $inclTax, false);
$discountPrice = $inclTax ? $subtotal / $qty : ($subtotal + $rowTax) / $qty;
$baseDiscountPrice = $inclTax ? $baseSubtotal / $qty : ($baseSubtotal + $baseRowTax) / $qty;
$item->setDiscountCalculationPrice($discountPrice);
$item->setBaseDiscountCalculationPrice($baseDiscountPrice);
break;
case Mage_Tax_Model_Calculation::CALC_TAX_AFTER_DISCOUNT_ON_EXCL:
case Mage_Tax_Model_Calculation::CALC_TAX_AFTER_DISCOUNT_ON_INCL:
$calcTotal = $calcTotal - $discountAmount;
$baseCalcTotal = $baseCalcTotal - $baseDiscountAmount;
$rowTax = $this->_calculator->calcTaxAmount($calcTotal, $rate, $inclTax, false);
$baseRowTax = $this->_calculator->calcTaxAmount($baseCalcTotal, $rate, $inclTax, false);
break;
}
/**
* "Delta" rounding
*/
$delta = isset($this->_roundingDeltas[$rateKey]) ? $this->_roundingDeltas[$rateKey] : 0;
$baseDelta = isset($this->_baseRoundingDeltas[$rateKey]) ? $this->_baseRoundingDeltas[$rateKey] : 0;
$rowTax += $delta;
$baseRowTax += $baseDelta;
$this->_roundingDeltas[$rateKey] = $rowTax - $this->_calculator->round($rowTax);
$this->_baseRoundingDeltas[$rateKey] = $baseRowTax - $this->_calculator->round($baseRowTax);
$rowTax = $this->_calculator->round($rowTax);
$baseRowTax = $this->_calculator->round($baseRowTax);
/**
* Renew item amounts in case if we are working with price include tax
*/
if ($inclTax) {
$unitTax = $this->_calculator->round($rowTax / $qty);
$baseUnitTax = $this->_calculator->round($baseRowTax / $qty);
if ($item->hasCustomPrice()) {
$item->setCustomPrice($item->getPriceInclTax() - $unitTax);
$item->setBaseCustomPrice($item->getBasePriceInclTax() - $baseUnitTax);
} else {
$item->setOriginalPrice($item->getPriceInclTax() - $unitTax);
$item->setPrice($item->getBasePriceInclTax() - $baseUnitTax);
$item->setBasePrice($item->getBasePriceInclTax() - $baseUnitTax);
}
$item->setRowTotal($item->getRowTotalInclTax() - $rowTax);
$item->setBaseRowTotal($item->getBaseRowTotalInclTax() - $baseRowTax);
}
$item->setTaxAmount($rowTax);
$item->setBaseTaxAmount($baseRowTax);
$taxGroups[$rateKey]['totals'][] = $calcTotal;
$taxGroups[$rateKey]['base_totals'][] = $baseCalcTotal;
return $this;
}
/**
* Aggregate row totals per tax rate in array
*
* @param Mage_Sales_Model_Quote_Item_Abstract $item
* @param float $rate
* @param array $taxGroups
* @return Mage_Tax_Model_Sales_Total_Quote
*/
protected function _aggregateTaxPerRate($item, $rate, &$taxGroups)
{
$inclTax = $item->getIsPriceInclTax();
$rateKey = (string) $rate;
$taxSubtotal = $subtotal = $item->getTaxableAmount();
$baseTaxSubtotal = $baseSubtotal = $item->getBaseTaxableAmount();
$isWeeeEnabled = $this->_weeeHelper->isEnabled();
$isWeeeTaxable = $this->_weeeHelper->isTaxable();
$item->setTaxPercent($rate);
if (!isset($taxGroups[$rateKey]['totals'])) {
$taxGroups[$rateKey]['totals'] = array();
$taxGroups[$rateKey]['base_totals'] = array();
$taxGroups[$rateKey]['weee_tax'] = array();
$taxGroups[$rateKey]['base_weee_tax'] = array();
}
$hiddenTax = null;
$baseHiddenTax = null;
switch ($this->_helper->getCalculationSequence($this->_store)) {
case Mage_Tax_Model_Calculation::CALC_TAX_BEFORE_DISCOUNT_ON_EXCL:
case Mage_Tax_Model_Calculation::CALC_TAX_BEFORE_DISCOUNT_ON_INCL:
$rowTax = $this->_calculator->calcTaxAmount($subtotal, $rate, $inclTax, false);
$baseRowTax = $this->_calculator->calcTaxAmount($baseSubtotal, $rate, $inclTax, false);
if ($isWeeeEnabled && $isWeeeTaxable) {
$weeeTax = $item->getWeeeTaxAppliedRowAmount() * $rate / 100;
$baseWeeeTax = $item->getBaseWeeeTaxAppliedRowAmount() * $rate / 100;
$rowTax += $weeeTax;
$baseRowTax += $baseWeeeTax;
$taxGroups[$rateKey]['weee_tax'][] = $this->_deltaRound($weeeTax, $rateKey, $inclTax);
$taxGroups[$rateKey]['base_weee_tax'][] = $this->_deltaRound($baseWeeeTax, $rateKey, $inclTax);
}
break;
case Mage_Tax_Model_Calculation::CALC_TAX_AFTER_DISCOUNT_ON_EXCL:
case Mage_Tax_Model_Calculation::CALC_TAX_AFTER_DISCOUNT_ON_INCL:
if ($this->_helper->applyTaxOnOriginalPrice($this->_store)) {
$discount = $item->getOriginalDiscountAmount();
$baseDiscount = $item->getBaseOriginalDiscountAmount();
} else {
$discount = $item->getDiscountAmount();
$baseDiscount = $item->getBaseDiscountAmount();
}
//weee discount should be removed when calculating hidden tax
if ($isWeeeEnabled) {
$discount = $discount - $item->getWeeeDiscount();
$baseDiscount = $baseDiscount - $item->getBaseWeeeDiscount();
}
$taxSubtotal = max($subtotal - $discount, 0);
$baseTaxSubtotal = max($baseSubtotal - $baseDiscount, 0);
$rowTax = $this->_calculator->calcTaxAmount($taxSubtotal, $rate, $inclTax, false);
$baseRowTax = $this->_calculator->calcTaxAmount($baseTaxSubtotal, $rate, $inclTax, false);
if ($isWeeeEnabled && $this->_weeeHelper->isTaxable()) {
$weeeTax = ($item->getWeeeTaxAppliedRowAmount() - $item->getWeeeDiscount()) * $rate / 100;
$rowTax += $weeeTax;
$baseWeeeTax = ($item->getBaseWeeeTaxAppliedRowAmount() - $item->getBaseWeeeDiscount()) * $rate / 100;
$baseRowTax += $baseWeeeTax;
$taxGroups[$rateKey]['weee_tax'][] = $weeeTax;
$taxGroups[$rateKey]['base_weee_tax'][] = $baseWeeeTax;
}
if (!$item->getNoDiscount() && $item->getWeeeTaxApplied()) {
$rowTaxBeforeDiscount = $this->_calculator->calcTaxAmount($subtotal, $rate, $inclTax, false);
$baseRowTaxBeforeDiscount = $this->_calculator->calcTaxAmount($baseSubtotal, $rate, $inclTax, false);
if ($isWeeeTaxable) {
$rowTaxBeforeDiscount += $item->getWeeeTaxAppliedRowAmount() * $rate / 100;
$baseRowTaxBeforeDiscount += $item->getBaseWeeeTaxAppliedRowAmount() * $rate / 100;
}
}
if ($inclTax && $discount > 0) {
$hiddenTax = $this->_calculator->calcTaxAmount($discount, $rate, $inclTax, false);
$baseHiddenTax = $this->_calculator->calcTaxAmount($baseDiscount, $rate, $inclTax, false);
$this->_hiddenTaxes[] = array('rate_key' => $rateKey, 'qty' => 1, 'item' => $item, 'value' => $hiddenTax, 'base_value' => $baseHiddenTax, 'incl_tax' => $inclTax);
}
break;
}
$rowTax = $this->_deltaRound($rowTax, $rateKey, $inclTax);
$baseRowTax = $this->_deltaRound($baseRowTax, $rateKey, $inclTax, 'base');
$item->setTaxAmount(max(0, $rowTax));
$item->setBaseTaxAmount(max(0, $baseRowTax));
if (isset($rowTaxBeforeDiscount) && isset($baseRowTaxBeforeDiscount)) {
$taxBeforeDiscount = max(0, $this->_deltaRound($rowTaxBeforeDiscount, $rateKey, $inclTax, 'tax_before_discount'));
$baseTaxBeforeDiscount = max(0, $this->_deltaRound($baseRowTaxBeforeDiscount, $rateKey, $inclTax, 'tax_before_discount_base'));
$item->setDiscountTaxCompensation($taxBeforeDiscount - max(0, $rowTax));
$item->setBaseDiscountTaxCompensation($baseTaxBeforeDiscount - max(0, $baseRowTax));
}
$rowTotalInclTax = $item->getRowTotalInclTax();
if (!isset($rowTotalInclTax)) {
$weeeTaxBeforeDiscount = 0;
$baseWeeeTaxBeforeDiscount = 0;
if ($isWeeeTaxable) {
$weeeTaxBeforeDiscount = $item->getWeeeTaxAppliedRowAmount() * $rate / 100;
$baseWeeeTaxBeforeDiscount = $item->getBaseWeeeTaxAppliedRowAmount() * $rate / 100;
}
if ($this->_config->priceIncludesTax($this->_store)) {
$item->setRowTotalInclTax($subtotal + $weeeTaxBeforeDiscount);
$item->setBaseRowTotalInclTax($baseSubtotal + $baseWeeeTaxBeforeDiscount);
} else {
$taxCompensation = $item->getDiscountTaxCompensation() ? $item->getDiscountTaxCompensation() : 0;
$item->setRowTotalInclTax($subtotal + $rowTax + $taxCompensation);
$item->setBaseRowTotalInclTax($baseSubtotal + $baseRowTax + $item->getBaseDiscountTaxCompensation());
}
}
$taxGroups[$rateKey]['totals'][] = max(0, $taxSubtotal);
$taxGroups[$rateKey]['base_totals'][] = max(0, $baseTaxSubtotal);
return $this;
}
