openid出错

app/controllers/wechats_controller.rb

@@ -118,7 +118,7 @@ class WechatsController < ActionController::Base
   on :fallback, respond: 'fallback message'
 
   on :click, with: 'MY_NEWS' do |request, key|
-    if user_binded?
+    if user_binded?(request[:FromUserName])
       news = (1..count.to_i).each_with_object([]) { |n, memo| memo << { title: 'News title', content: "No. #{n} news content" } }
       request.reply.news(news) do |article, n, index| # article is return object
         article.item title: "#{index} #{n[:title]}", description: n[:content], pic_url: 'http://www.baidu.com/img/bdlogo.gif', url: 'http://www.baidu.com/'
@@ -156,8 +156,7 @@ class WechatsController < ActionController::Base
   end
 
   private
-  def user_binded?
-    openid = request[:FromUserName]
+  def user_binded?(openid)
     uw = UserWechat.where(openid: openid).first
   end
 end