/**
* Build the representation of the shopping cart using the google checkout objects
*
* @return void
**/
private function BuildCart()
{
if ($this->cart === null) {
include_once(dirname(__FILE__).'/library/googlecart.php');
include_once(dirname(__FILE__).'/library/googleitem.php');
$id = trim($this->GetValue('merchantid'));
$key =trim($this->GetValue('merchanttoken'));
$currency = $this->GetDefaultCurrencyCode();
$this->cart = new GoogleCart($id, $key, $this->_server_type, $currency);
$this->cart->SetMerchantPrivateData($_COOKIE['SHOP_SESSION_TOKEN']);
$this->cart->SetEditCartUrl(GetConfig('ShopPath').'/cart.php');
$this->cart->SetContinueShoppingUrl(GetConfig('ShopPath'));
$this->cart->SetRequestBuyerPhone('true');
// Add tax rules
$this->AddTaxInformationToCart();
// Add the analytics tracking to the cart
$this->AddAnalyticsToCart();
// Merchant calculations are only available for US based stores
if ($this->GetDefaultCurrencyCode() == 'USD') {
$this->cart->SetMerchantCalculations($this->xmlUrl, "true", "true", "true");
} else {
$this->cart->SetMerchantCalculations($this->xmlUrl, "false", "false", "false");
}
$coupon_discount = 0;
$items_total = 0;
$quote = getCustomerQuote();
$items = $quote->getItems();
foreach($items as $item) {
$description = '';
if(!$this->canSellItem($item))
{
$this->buttonVariant = false;
return;
}
if($item->getVariationId() > 0) {
$options = $item->getVariationOptions();
foreach($options as $name => $value) {
$description .= $name.': '.$value.', ';
}
$description = rtrim($description, ', ');
}
$googleItem = new GoogleItem(
$item->getName(),
$description,
$item->getQuantity(),
$item->getPrice(false),
$item->getWeight()
);
if($item->getTaxClassId()) {
$googleItem->setTaxTableSelector($item->getTaxClassId());
}
// If this item is a digital item or gift certificate then mark it as email delivery
if($item->getType() == PT_DIGITAL || $item->getType() == PT_GIFTCERTIFICATE) {
$googleItem->setEmailDigitalDelivery(true);
}
$this->cart->AddItem($googleItem);
// does this item have gift wrapping? Add it as a line item
$giftWrapping = $item->getGiftWrapping();
if($giftWrapping) {
$googleItem = new GoogleItem(
'Gift Wrapping: '.$giftWrapping['wrapname'],
$giftWrapping['wrapmessage'],
$item->getQuantity(),
$item->getWrappingCost()
);
$this->cart->AddItem($googleItem);
}
}
// Send across any applied gift certificates from the store
// Disabled - Gift certificate amounts need to be dynamic to
// account for changes in tax, shipping and discounts which
// can all change on the google check out page. This method
// only allows us to send a static value. Gift certificates
// must be re-applied on the google checkout page.
/*
$giftCertificates = $quote->getAppliedGiftCertificates();
if(!empty($giftCertificates)) {
foreach($giftCertificates as $giftCertificate) {
$giftCertificateName = getLang('GiftCertificate').' ('.$giftCertificate['code'].')';
$googleItem = new GoogleItem(
$giftCertificateName, '', 1, $giftCertificate['used'] * -1
);
$googleItem->setEmailDigitalDelivery(true);
$this->cart->addItem($googleItem);
}
}*/
// send across applied coupons
$coupons = $quote->getAppliedCoupons();
if(!empty($coupons)) {
foreach($coupons as $coupon) {
$googleItem = new Googleitem(
getLang('Coupon').' ('.$coupon['code'].')', '', 1,
$coupon['totalDiscount'] * -1
);
// free or discounted shipping coupon, add a zero cost item
// handle shipping rate adjustment via merchant callback later
if ($coupon['discountType'] == 3 || $coupon['discountType'] == 4) {
$desc = getLang('GoogleCheckoutDiscountShippingCoupon', $coupon);
$googleItem = new Googleitem($desc, '', 1, 0);
}
$itemData = array(
'type' => 'coupon',
'code' => $coupon['code']);
$googleItem->setMerchantPrivateItemData(json_encode($itemData));
$this->cart->addItem($googleItem);
}
}
// is there a subtotal discount? (discount rule. eg $X off for orders over $Y)
if($quote->getDiscountAmount() > 0) {
$googleItem = new GoogleItem(
getLang('GoogleCheckoutDiscountOther'), '', 1,
$quote->getDiscountAmount() * -1
);
$googleItem->setEmailDigitalDelivery(true);
$this->cart->addItem($googleItem);
}
if(!$quote->isDigital()) {
$this->AddShippingInformationToCart();
}
else {
$this->AddDigitalShippingInformationToCart();
}
$this->DebugLog($this->cart->GetXML());
}
}