Stock allocations now updated when an order is placed

oscar/apps/order/utils.py

@@ -40,6 +40,7 @@ class OrderCreator(object):
                                          total_excl_tax, order_number)
         for line in basket.all_lines():
             self._create_line_models(order, line)
+            self._update_stock_records(line)
         for discount in basket.discounts:
             self._create_discount_model(order, discount)
         for voucher in basket.vouchers.all():
@@ -107,6 +108,9 @@ class OrderCreator(object):
         self._create_line_price_models(order, order_line, basket_line)
         self._create_line_attributes(order, order_line, basket_line)
         
+    def _update_stock_records(self, line):
+        line.product.stockrecord.allocate(line.quantity)    
+        
     def _create_line_price_models(self, order, order_line, basket_line):
         u"""Creates the batch line price models"""
         breakdown = basket_line.get_price_breakdown()

oscar/apps/partner/abstract_models.py

@@ -78,6 +78,13 @@ class AbstractStockRecord(models.Model):
         self.num_allocated += delta
         self.save()
         
+    def allocate(self, quantity):
+        """
+        Decrement an item's stock allocation.
+        """
+        self.num_allocated += quantity
+        self.save()
+        
     def set_discount_price(self, price):
         """
         A setter method for setting a new price.