function redeemvoucher($voucher)
{
global $mainframe;
$cfg = new sc_configuration();
$cfp = $cfg->get("taxrate");
$cfp = str_replace("%", "", $cfp);
if ($cfp > 1) {
$cfp = $cfp / 100;
}
$taxrate = $cfp;
$cartProd = new CartProduct();
$cartProd->prodcode = "voucher";
$cartProd->option = "";
$cartProd->prodname = $voucher->name;
$cartProd->unitprice = 0;
$cartProd->quantity = 1;
$cartProd->finalprice = 0;
// matheval("$cartProd->unitprice $cartProd->formula");
$cart = new cart2();
$cart->removeCartProduct($cartProd);
// remove any vouchers from the cart
/**
$acart=$cart->readCart(); // returns array of cart products
$gtotal=0;
foreach ($acart as $key=>$cartproduct) {
$total=$cartproduct->quantity*$cartproduct->finalprice;
$gtotal= $gtotal + $total;
}
*/
$gtotal = $cart->getCartTotal();
$korting = $gtotal - matheval("{$gtotal} {$voucher->formula}");
$cartProd->finalprice = $korting * -1;
// just to get the amount back in the cart
$cartProd->unitprice = $cartProd->finalprice;
$cartProd->id = "voucher";
$cart->addCartProduct($cartProd);
// now return the values for immediate display
$gtotal = $korting;
$tax = $gtotal * $taxrate;
$res['korting'] = $korting;
$res['subtotal'] = $gtotal;
$res['tax'] = $tax;
$res['carttotal'] = $gtotal + $tax;
return $res;
}
$mainframe->redirect(urldecode($lasturl));
} else {
$mainframe->redirect("index.php?option=com_caddy&action=showcart&Itemid={$Itemid}");
}
break;
case "changeqty":
$product = new products();
$p = $product->getproductByProdCode($cartProd->prodcode);
$cartProd = new CartProduct();
$cartProd->id = JRequest::getVar('id');
$cartProd->prodcode = JRequest::getVar('edtprodcode');
$cartProd->quantity = abs(JRequest::getInt('edtqty'));
// restrict to positive integer values
$cartProd->unitprice = $p->unitprice;
// retrieve price from DB not from session vars
$cartProd->finalprice = matheval("{$cartProd->unitprice} {$cartProd->formula}");
$cfg = new sc_configuration();
if ($cfg->get("checkoos") == 1) {
// check for available quantity before making the change in the cart
$product = new products();
$p = $product->getproductByProdCode($cartProd->prodcode);
if ($p->av_qty < $cartProd->quantity) {
$lasturl = "index.php?option=com_caddy&action=showcart&Itemid={$Itemid}";
$mainframe->redirect($lasturl, JText::_("SC_MINQTY_WARNING"));
}
}
$cart2 = new cart2();
$cart2->setCartProductQty($cartProd);
$c = $cart2->getCartNumbers();
if ($c == 1 and $cart2->isInCart("voucher")) {
$mainframe->redirect("index.php?option=com_caddy&action=emptycart&Itemid={$Itemid}");
