function getSubTotalFromCartContents()
{
$cart2 = new cart2();
$cart = $cart2->readCart();
$sub = 0;
foreach ($cart as $cartproduct) {
$sub += $cartproduct->quantity * $cartproduct->finalprice;
}
return $sub;
}
break;
case "checkout":
$cart = new cart2();
$cfg = new sc_configuration();
$mintocheckout = $cfg->get("mincheckout");
// check for minimum amount before checkout, default = 0 => any amount is enough
if (!$mintocheckout) {
$mintocheckout = 0;
}
$carttotal = $cart->getCartTotal();
if ($carttotal < $mintocheckout) {
$txt = JText::_('SC_LESS_THAN_MIN_AMOUNT', $mintocheckout);
$mainframe->redirect("index.php?option=com_caddy&action=showcart&Itemid={$Itemid}", $txt);
}
$cart2 = new cart2();
$cart = $cart2->readCart();
$cfg = new sc_configuration();
$pretextid = $cfg->get("pretextid");
$posttextid = $cfg->get("posttextid");
$db =& JFactory::getDBO();
$query = "select * from #__content where id='{$pretextid}'";
$db->setQuery($query);
$pretext = $db->loadObject();
$query = "select * from #__content where id='{$posttextid}'";
$db->setQuery($query);
$posttext = $db->loadObject();
//is shipping enabled
$cfg = new sc_configuration();
$ship['enabled'] = $cfg->get("shippingenabled");
//populate region list
if ($ship['enabled']) {
