广告图增加分类链接

app/models/ad_item.rb

@@ -9,7 +9,7 @@ class AdItem < ActiveRecord::Base
 
   IMG_STORE_PATH = "ad_item" 
 
-  URL_TYPE_ENUM = [["内部链接",0],["外部链接",1]]
+  URL_TYPE_ENUM = [["内部链接",0],["外部链接",1],["类别链接",2]]
   
   rails_admin do
     navigation_label '广告渠道管理'