Fixed wrong price value of GroupOrder when finishing an order.

app/models/group_order.rb

@@ -30,11 +30,16 @@ class GroupOrder < ActiveRecord::Base
   named_scope :finished, lambda { {:conditions => ["order_id IN (?)", Order.finished.collect(&:id)]} }
   
   # Updates the "price" attribute.
-  # This will be the maximum value of an order
+  # This will be the maximum value of an open order or
+  # the value depending of the article results.
   def update_price!
     total = 0
     for article in group_order_articles.find(:all, :include => :order_article)
-      total += article.order_article.article.fc_price * (article.quantity + article.tolerance)            
+      unless order.finished?
+        total += article.order_article.article.fc_price * (article.quantity + article.tolerance)
+      else
+        total += article.order_article.price.fc_price * article.result
+      end
     end
     update_attribute(:price, total)
   end

app/models/order.rb

@@ -170,6 +170,9 @@ class Order < ActiveRecord::Base
           oa.update_attribute(:article_price, oa.article.article_prices.first)
           oa.group_order_articles.each { |goa| goa.save_results! }
         end
+        # Update GroupOrder prices
+        group_orders.each { |go| go.update_price! }
+        
         # set new order state (needed by notify_order_finished)
         update_attributes(:state => 'finished', :ends => Time.now, :updated_by => user)