From 2c49832bdaf8c035ef4b22cffe536e6756d367dd Mon Sep 17 00:00:00 2001
From: Dave Conway-Jones <conway@uk.ibm.com>
Date: Tue, 27 Sep 2016 18:03:54 +0100
Subject: [PATCH] injecting blank payload stops twitter stream

---
 social/twitter/27-twitter.js | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/social/twitter/27-twitter.js b/social/twitter/27-twitter.js
index b481f7ed..cbaa2978 100644
--- a/social/twitter/27-twitter.js
+++ b/social/twitter/27-twitter.js
@@ -246,9 +246,14 @@ module.exports = function(RED) {
                     node.on("input", function(msg) {
                         if (this.tags === '') {
                             if (this.stream) { this.stream.destroy(); }
-                            st = { track: [msg.payload] };
-                            setupStream();
-                            node.status({fill:"green", shape:"dot", text:msg.payload});
+                            if (msg.payload !== "") {
+                                st = { track: [msg.payload] };
+                                setupStream();
+                                node.status({fill:"green", shape:"dot", text:msg.payload});
+                            }
+                            else {
+                                node.status({fill:"yellow", shape:"ring", text:RED._("twitter.warn.waiting")});
+                            }
                         }
                         //We shouldn't get into this state, but just incase, check for it
                         else {