ruby微信公众帐户认证

 def weixinauth

   mytoken = 'tan1feng0supermall'

   for_valid_param =[]

   for_valid_param << mytoken

   for_valid_param << params[:timestamp]

   for_valid_param << params[:nonce]

   string_for_return = '无效请求'

   if params[:signature] and(params[:signature] == Digest::SHA1.hexdigest(for_valid_param.sort!.join()))

     puts "*"*10, "认证成功", "*"*10

     string_for_return = params[:echostr]

     #send_data(string_for_return)

     render(:text => string_for_return)

   else

     render()

   end

 end