/**
* Collect address subtotal
*
* @param Mage_Sales_Model_Quote_Address $address
* @return Mage_Sales_Model_Quote_Address_Total_Subtotal
*/
public function collect(Mage_Sales_Model_Quote_Address $address)
{
if ($address->getAddressType() == 'billing') {
return $this;
}
$juros = Mage::getSingleton('checkout/session')->getJuros();
$address->setBaseJurosAmount($juros);
$address->setJurosAmount($juros);
$address->setBaseTotalAmount($this->getCode(), $juros);
$address->setTotalAmount($this->getCode(), $juros);
return $this;
}
/**
* 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;
}
/**
* Calculate item price including/excluding tax, row total including/excluding tax
* and subtotal including/excluding tax.
* Determine discount price if needed
*
* @param Mage_Sales_Model_Quote_Address $address
* @return Mage_Tax_Model_Sales_Total_Quote_Subtotal
*/
public function collect(Mage_Sales_Model_Quote_Address $address)
{
$this->_store = $address->getQuote()->getStore();
$this->_address = $address;
$this->_subtotalInclTax = 0;
$this->_baseSubtotalInclTax = 0;
$this->_subtotal = 0;
$this->_baseSubtotal = 0;
$this->_roundingDeltas = array();
$address->setSubtotalInclTax(0);
$address->setBaseSubtotalInclTax(0);
$address->setTotalAmount('subtotal', 0);
$address->setBaseTotalAmount('subtotal', 0);
$items = $this->_getAddressItems($address);
if (!$items) {
return $this;
}
$addressRequest = $this->_getAddressTaxRequest($address);
$storeRequest = $this->_getStoreTaxRequest($address);
$this->_calculator->setCustomer($address->getQuote()->getCustomer());
if ($this->_config->priceIncludesTax($this->_store)) {
$classIds = array();
foreach ($items as $item) {
$classIds[] = $item->getProduct()->getTaxClassId();
if ($item->getHasChildren()) {
foreach ($item->getChildren() as $child) {
$classIds[] = $child->getProduct()->getTaxClassId();
}
}
}
$classIds = array_unique($classIds);
$storeRequest->setProductClassId($classIds);
$addressRequest->setProductClassId($classIds);
$this->_areTaxRequestsSimilar = $this->_calculator->compareRequests($storeRequest, $addressRequest);
}
foreach ($items as $item) {
if ($item->getParentItem()) {
continue;
}
$origItem = clone $item;
if ($item->getHasChildren() && $item->isChildrenCalculated()) {
foreach ($item->getChildren() as $child) {
$this->_processItem($child, $addressRequest);
if ($child->getTaxPercent() > 0) {
$item->setTaxPercent($child->getTaxPercent());
}
}
$this->_recalculateParent($item);
} else {
$this->_processItem($item, $addressRequest);
}
if ($origItem->getCustomPrice()) {
$taxPercent = $item->getTaxPercent();
$customPrice = $origItem->getCustomPrice();
$price = $customPrice;
$taxAmount = $customPrice * ($taxPercent / 100);
$baseTaxAmount = $customPrice * ($taxPercent / 100);
$basePrice = $customPrice;
$rowTotal = $customPrice * $item->getQty();
$baseRowTotal = $customPrice * $item->getQty();
$priceInclTax = $customPrice + $taxAmount;
$basePriceInclTax = $customPrice + $baseTaxAmount;
$rowTotalInclTax = $priceInclTax * $item->getQty();
$baseRowTotalInclTax = $basePriceInclTax * $item->getQty();
$item->setCustomPrice($origItem->getCustomPrice());
$item->setConvertedPrice($price);
$item->setPrice($basePrice);
$item->setRowTotal($rowTotal);
$item->setBaseRowTotal($baseRowTotal);
$item->setTaxableAmount($rowTotal);
$item->setBaseTaxableAmount($baseRowTotal);
$item->setPriceInclTax($priceInclTax);
$item->setBasePriceInclTax($basePriceInclTax);
$item->setRowTotalInclTax($rowTotalInclTax);
$item->setBaseRowTotalInclTax($baseRowTotalInclTax);
$count = 0;
if ($item->getHasChildren()) {
foreach ($item->getChildren() as $child) {
if ($count === 0) {
$child->setTaxableAmount($rowTotal);
$child->setBaseTaxableAmount($baseRowTotal);
} else {
$child->setTaxableAmount(0);
$child->setBaseTaxableAmount(0);
}
$count++;
}
}
}
$this->_addSubtotalAmount($address, $item);
}
$address->setRoundingDeltas($this->_roundingDeltas);
return $this;
}
/**
* Round the total amounts in address
*
* @param Mage_Sales_Model_Quote_Address $address
* @return Mage_Tax_Model_Sales_Total_Quote_Tax
*/
protected function _roundTotals(Mage_Sales_Model_Quote_Address $address)
{
// initialize the delta to a small number to avoid non-deterministic behavior with rounding of 0.5
$totalDelta = 1.0E-6;
$baseTotalDelta = 1.0E-6;
/*
* The order of rounding is import here.
* Tax is rounded first, to be consistent with unit based calculation.
* Hidden tax and shipping_hidden_tax are rounded next, which are really part of tax.
* Shipping is rounded before subtotal to minimize the chance that subtotal is
* rounded differently because of the delta.
* Here is an example: 19.2% tax rate, subtotal = 49.95, shipping = 9.99, discount = 20%
* subtotalExclTax = 41.90436, tax = 7.7238, hidden_tax = 1.609128, shippingPriceExclTax = 8.38087
* shipping_hidden_tax = 0.321826, discount = -11.988
* The grand total is 47.952 ~= 47.95
* The rounded values are:
* tax = 7.72, hidden_tax = 1.61, shipping_hidden_tax = 0.32,
* shipping = 8.39 (instead of 8.38 from simple rounding), subtotal = 41.9, discount = -11.99
* The grand total calculated from the rounded value is 47.95
* If we simply round each value and add them up, the result is 47.94, which is one penny off
*/
$totalCodes = array('tax', 'hidden_tax', 'shipping_hidden_tax', 'shipping', 'subtotal', 'weee', 'discount');
foreach ($totalCodes as $totalCode) {
$exactAmount = $address->getTotalAmount($totalCode);
$baseExactAmount = $address->getBaseTotalAmount($totalCode);
if (!$exactAmount && !$baseExactAmount) {
continue;
}
$roundedAmount = $this->_calculator->round($exactAmount + $totalDelta);
$baseRoundedAmount = $this->_calculator->round($baseExactAmount + $baseTotalDelta);
$address->setTotalAmount($totalCode, $roundedAmount);
$address->setBaseTotalAmount($totalCode, $baseRoundedAmount);
$totalDelta = $exactAmount + $totalDelta - $roundedAmount;
$baseTotalDelta = $baseExactAmount + $baseTotalDelta - $baseRoundedAmount;
}
return $this;
}
/**
* 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;
}
/**
* Tax caclulation for shipping price
*
* @param Mage_Sales_Model_Quote_Address $address
* @param Varien_Object $taxRateRequest
* @return Mage_Tax_Model_Sales_Total_Quote
*/
protected function _calculateShippingTax(Mage_Sales_Model_Quote_Address $address, $taxRateRequest)
{
$store = $address->getQuote()->getStore();
$shippingTaxClass = $this->_config->getShippingTaxClass($store);
$shippingAmount = $address->getShippingAmount();
$baseShippingAmount = $address->getBaseShippingAmount();
$shippingDiscountAmount = $address->getShippingDiscountAmount();
$baseShippingDiscountAmount = $address->getBaseShippingDiscountAmount();
/**
* Subtract discount before calculate tax amount
*/
if ($this->_config->applyTaxAfterDiscount($store)) {
$calcAmount = $shippingAmount - $shippingDiscountAmount;
$baseCalcAmount = $baseShippingAmount - $baseShippingDiscountAmount;
} else {
$calcAmount = $shippingAmount;
$baseCalcAmount = $baseShippingAmount;
}
$shippingTax = 0;
$shippingBaseTax = 0;
if ($shippingTaxClass) {
$taxRateRequest->setProductClassId($shippingTaxClass);
$rate = $this->_calculator->getRate($taxRateRequest);
if ($rate) {
if ($this->_config->shippingPriceIncludesTax($store) && $this->_areTaxRequestsSimilar) {
$shippingTax = $this->_calculator->calcTaxAmount($calcAmount, $rate, true, false);
$shippingBaseTax = $this->_calculator->calcTaxAmount($baseCalcAmount, $rate, true, false);
$shippingAmount -= $shippingTax;
$baseShippingAmount -= $shippingBaseTax;
} else {
$shippingTax = $this->_calculator->calcTaxAmount($calcAmount, $rate, false, false);
$shippingBaseTax = $this->_calculator->calcTaxAmount($baseCalcAmount, $rate, false, false);
}
$rateKey = (string) $rate;
if (isset($this->_roundingDeltas[$rateKey])) {
$shippingTax += $this->_roundingDeltas[$rateKey];
}
if (isset($this->_baseRoundingDeltas[$rateKey])) {
$shippingBaseTax += $this->_baseRoundingDeltas[$rateKey];
}
$shippingTax = $this->_calculator->round($shippingTax);
$shippingBaseTax = $this->_calculator->round($shippingBaseTax);
$address->setTotalAmount('shipping', $shippingAmount);
$address->setBaseTotalAmount('shipping', $baseShippingAmount);
/**
* Provide additional attributes for apply discount on price include tax
*/
if ($this->_config->discountTax($store)) {
$address->setShippingAmountForDiscount($shippingAmount + $shippingTax);
$address->setBaseShippingAmountForDiscount($baseShippingAmount + $shippingBaseTax);
}
$this->_addAmount($shippingTax);
$this->_addBaseAmount($shippingBaseTax);
$applied = $this->_calculator->getAppliedRates($taxRateRequest);
$this->_saveAppliedTaxes($address, $applied, $shippingTax, $shippingBaseTax, $rate);
}
}
$address->setShippingTaxAmount($shippingTax);
$address->setBaseShippingTaxAmount($shippingBaseTax);
return $this;
}
