From c7e3a80f425e3460ea612ad31a21e655d16bdbb0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=96=9F=E9=85=8C=20=E9=B5=AC=E5=85=84?= <tgckpg@gmail.com>
Date: Sun, 14 Feb 2016 22:15:38 +0800
Subject: [PATCH] Added re-auth logic

---
 notify-term/Notis.js   |  1 +
 notify-term/WNSAuth.js | 21 +++++++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/notify-term/Notis.js b/notify-term/Notis.js
index 1e1d497..a546c0a 100644
--- a/notify-term/Notis.js
+++ b/notify-term/Notis.js
@@ -12,6 +12,7 @@ class Notis
 	{
 		this.__valid = false;
 		this.__error = null;
+		this.Retry = 0;
 
 		try
 		{
diff --git a/notify-term/WNSAuth.js b/notify-term/WNSAuth.js
index b44a729..f7c70df 100644
--- a/notify-term/WNSAuth.js
+++ b/notify-term/WNSAuth.js
@@ -115,6 +115,7 @@ class WNSAuth extends EventEmitter
 
 	Deliver( NotisQ )
 	{
+		var _self = this;
 		Model.Tokens
 		.findOne({ name: NotisQ.id })
 		.exec( ( err, data ) => {
@@ -128,6 +129,26 @@ class WNSAuth extends EventEmitter
 			{
 				this.__send( data.token, NotisQ, ( sender, e ) => {
 					Dragonfly.Debug( "Send: " + e.statusCode );
+
+					if( e.statusCode != 200 )
+					{
+						AuthToken = null;
+						Dragonfly.Info( "Perhaps access token is expired, retrying ..." );
+
+						if( NotisQ.Retry < 2 )
+						{
+							_self.once( "AuthComplete", () => {
+								NotisQ.Retry ++;
+								_self.Deliver( NotisQ );
+							});
+						}
+						else
+						{
+							Dragonfly.Info( "Retrying exceeded the limit, dropping the message" );
+						}
+
+						_self.Authenticate();
+					}
 				} );
 			}
 			else