case "ipn":
$Merchant = JRequest::getVar('merchant','PayPal');
$merchants = $dm->getMerchants();
if (in_array($Merchant,$merchants)) {
if ($Merchant == 'PayPal') { include_once 'paypal.php'; }
if ($Merchant == 'Micropayment.de') { include_once 'micropayment.de.php'; }
}
break;
case "addToCart":
if ($dm->cfg['useCart'] == 0) {
echo json_encode(array('html' => _DMP_CART_DISABLED));
break;
}
$session = JFactory::getSession();
$session->set('Itemid',(int)JRequest::getVar('Itemid'));
$dm->cartAdd(JRequest::getVar('id'));
echo json_encode(array('html' => $dm->cartShow()));
break;
case "cartEmpty":
$dm->cartEmpty();
echo json_encode(array('html' => $dm->cartShow()));
break;
case "order_canceled":
echo $dm->cfg['ordercanceledpage'];
break;
case "cartCheckout":
$mainframe->redirect('index.php?&option=com_docmanpaypal&task=order&mode=cart');
break;
case "pdfPreview":
$id = JRequest::getInt('id');
$database->setQuery("select * from #__docman_documents where docman_document_id = $id limit 1");
