add weixin controler for verify weixin

app/assets/javascripts/wei_xin.js.coffee

@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://jashkenas.github.com/coffee-script/

app/assets/stylesheets/wei_xin.css.scss

@@ -0,0 +1,3 @@
+// Place all the styles related to the wei_xin controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/controllers/wei_xin_controller.rb

@@ -0,0 +1,7 @@
+class WeiXinController < ApplicationController
+
+  def verify
+    echo_str = params[:echostr]
+    render text:echo_str
+  end
+end

app/helpers/wei_xin_helper.rb

@@ -0,0 +1,2 @@
+module WeiXinHelper
+end

config/routes.rb

@@ -39,6 +39,10 @@ Libr::Application.routes.draw do
   post 'api/books/borrow' =>'api#borrow_book'
 
 
+  #for weixin
+  get 'wx/verify' =>'wei_xin#verify'
+
+
   # The priority is based upon order of creation:
   # first created -> highest priority.
 

spec/controllers/wei_xin_controller_spec.rb

@@ -0,0 +1,5 @@
+require 'spec_helper'
+
+describe WeiXinController do
+
+end

spec/helpers/wei_xin_helper_spec.rb

@@ -0,0 +1,15 @@
+require 'spec_helper'
+
+# Specs in this file have access to a helper object that includes
+# the WeiXinHelper. For example:
+#
+# describe WeiXinHelper do
+#   describe "string concat" do
+#     it "concats two strings with spaces" do
+#       helper.concat_strings("this","that").should == "this that"
+#     end
+#   end
+# end
+describe WeiXinHelper do
+  pending "add some examples to (or delete) #{__FILE__}"
+end