diff --git a/app/controllers/discuss_demos_controller.rb b/app/controllers/discuss_demos_controller.rb
deleted file mode 100644
index b0c9791cb..000000000
--- a/app/controllers/discuss_demos_controller.rb
+++ /dev/null
@@ -1,42 +0,0 @@
-class DiscussDemosController < ApplicationController
-  def index
-
-    @discuss_demo_list = DiscussDemo.where("body is not null").order("created_at desc").page(params[:page] || 1).per(10)
-  end
-
-  def new
-    @discuss_demo = DiscussDemo.create
-    @discuss_demo.save!
-    @discuss_demo
-  end
-
-  def create
-
-  end
-
-  def update
-    @discuss_demo = DiscussDemo.find(params[:id])
-    @discuss_demo.update_attributes(:title =>  params[:discuss_demo][:title],:body =>  params[:discuss_demo][:body])
-    redirect_to :controller=> 'discuss_demos',:action => 'show',:id => params[:id]
-  end
-
-  def delete
-
-  end
-
-  def destroy
-    asset = Kindeditor::Asset.find_by_owner_id(params[:id])
-    if !asset.nil?
-      filepath = File.join(Rails.root,"public","files","uploads",
-                           asset[:created_at].to_s.gsub("+0800","").to_datetime.strftime("%Y%m").to_s,
-                           asset[:asset].to_s)
-      File.delete(filepath) if File.exist?filepath
-    end
-    DiscussDemo.destroy(params[:id])
-    redirect_to :controller=> 'discuss_demos',:action => 'index'
-  end
-
-  def show
-    @discuss_demo = DiscussDemo.find(params[:id])
-  end
-end