Add error handling for empty order

Author: ljl

src/main/resources/site/lib/orderLib.js

@@ -14,7 +14,6 @@ function createOrderFromCart(cart, shippingAddress, amount) {
         path: '/orders',
         data: {
             amount: amount,
-            cart: cart._id,
             items: cart.data.items,
             name: shippingAddress.name,
             address: shippingAddress.address,

src/main/resources/site/services/checkout/checkout.js

@@ -51,9 +51,10 @@ function getCheckout(req) {
 function doCheckout(req) {
     var context = payup.context(req);
     var shippingAddress = getAddress(context.customer, req.params);
-    var order = orderLib.createOrder(context.cart, shippingAddress, context.cartTotal);
     var secretApiKey = portal.getSiteConfig().secretKey;
     var currency = portal.getSiteConfig().currency;
+    var order = orderLib.createOrder(context.cart, shippingAddress, context.cartTotal);
+    if (!order) throw "Could not create order";
     var charge = stripe.chargeCard(secretApiKey, req.params.token, context.cartTotal, 'Order ID:' + order.displayName, currency);
 
     var template;