增加复制商品功能

app/models/product.rb

@@ -10,14 +10,14 @@ class Product < ActiveRecord::Base
     after_update :after_update
     def after_create
         #主商品默认关联商品
-        if self.show_flag==1
+        if self.show_flag
             self.relate_product_id = self.id
             self.save
         end
     end
     def after_update
         #若取消，则用户卡次数加1
-        if self.show_flag==1
+        if self.show_flag
             self.relate_product_id = self.id
             self.save
         end