poll function in server

gistfile1.txt

def poll
  last_post = params[:last_post]
  def check
      
      r = Post.all.order(:created_at => "ASC").last
      if r.message != last_post
          return true
      else
          return false
      end

  end 

  while check == false
      //no need to do anything
  end

  //send json to be used on front end

end