From 24421c7a645d525ee9b145a2b83f9feb519c6c80 Mon Sep 17 00:00:00 2001
From: Flavio Copes <copesc@gmail.com>
Date: Sun, 24 Apr 2016 13:09:49 +0200
Subject: [PATCH] Add onBeforeAddProductToCart and onAfterAddProductToCart
 events. onBeforeAddProductToCart allows event handlers to stop the event by
 returning false.

---
 js/shoppingcart_cart_events.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/js/shoppingcart_cart_events.js b/js/shoppingcart_cart_events.js
index 877ec84..d130535 100644
--- a/js/shoppingcart_cart_events.js
+++ b/js/shoppingcart_cart_events.js
@@ -76,9 +76,16 @@
         button.attr('disabled', 'disabled');
         var i = 0;
 
+        var onBeforeAddProductToCart;
+        $(document).trigger(onBeforeAddProductToCart = $.Event('onBeforeAddProductToCart', { product: ShoppingCart.currentProduct }));       
+        if (onBeforeAddProductToCart.result === false) {
+            return;
+        }
+
         // Deep copy
         var product = jQuery.extend(true, {}, ShoppingCart.currentProduct);
 
+        $(ShoppingCart).trigger('onAfterAddProductToCart', product);
 
         ShoppingCart.addProduct(product, quantity);
         button.html(window.PLUGIN_SHOPPINGCART.translations.PRODUCT_ADDED_TO_CART);
@@ -87,7 +94,6 @@
             button.html(window.PLUGIN_SHOPPINGCART.translations.ADD_TO_CART);
             button.attr('disabled', null);
         }, 2000);
-
     });
 
     /***********************************************************/