Add status to world map node

package.json

@@ -1,6 +1,6 @@
 {
     "name"          : "node-red-contrib-web-worldmap",
-    "version"       : "1.0.1",
+    "version"       : "1.0.2",
     "description"   : "A Node-RED node to provide a web page of a world map for plotting things on.",
     "dependencies"  : {
         "express": "4.*",

worldmap.js

@@ -25,9 +25,17 @@ module.exports = function(RED) {
         //node.log("Serving map from "+__dirname+" as "+RED.settings.httpNodeRoot.slice(0,-1)+"/worldmap");
         RED.httpNode.use("/worldmap", express.static(__dirname + '/worldmap'));
         io.on('connection', function(socket) {
+            node.log(socket.request.connection.remoteAddress);
+            node.status({fill:"green",shape:"dot",text:"connected"});
             node.on('input', function(msg) {
                 socket.emit("worldmapdata",msg.payload);
             });
+            socket.on('disconnect', function() {
+                node.status({fill:"red",shape:"ring",text:"disconnected"});
+            });
+        });
+        node.on("close", function() {
+            node.status({});
         });
     }
     RED.nodes.registerType("worldmap",WorldMap);
@@ -36,13 +44,18 @@ module.exports = function(RED) {
         RED.nodes.createNode(this,n);
         var node = this;
         io.on('connection', function(socket) {
+            node.status({fill:"green",shape:"dot",text:"connected"});
             socket.on('worldmap', function(data) {
                 node.send({payload:data, topic:"worldmap"});
             });
             socket.on('disconnect', function() {
+                node.status({fill:"red",shape:"ring",text:"disconnected"});
                 node.send({payload:{action:"disconnect"}, topic:"worldmap"});
             });
         });
+        node.on("close", function() {
+            node.status({});
+        });
     }
     RED.nodes.registerType("worldmap in",WorldMapIn);
 }

worldmap/index.html

@@ -114,9 +114,6 @@ var menuOpen = false;
 var clusterAt = 1;
 var maxage = 600;   // default max age of icons on map in seconds - cleared after 10 mins
 var baselayername = "OSM grey";     // Default base layer OSM but uniform grey
-var ws;
-var wsUri;
-var loc = window.location;
 
 window.onbeforeunload = function(e) {
     return 'Reloading will delete all the local markers, including any drawing on the "drawing" layer';
@@ -127,11 +124,9 @@ else { console.log("NOT in an Iframe"); }
 
 var ibmfoot = " © IBM 2015,2016"
 
-function start() {  // Create the websocket
-    //ws = new WebSocket(wsUri);
-    ws = io();
+// Create the socket
+var ws = io();
 
-    //ws.onopen = function(evt) {
 ws.on('connect', function() {
     console.log("CONNECTED");
     document.getElementById("foot").innerHTML = "<font color='#494'>"+ibmfoot+"</font>";
@@ -141,10 +136,11 @@ function start() {  // Create the websocket
 ws.on('disconnect', function() {
     console.log("DISCONNECTED");
     document.getElementById("foot").innerHTML = "<font color='#900'>"+ibmfoot+"</font>";
-        socketConnectTimeInterval = setInterval(function () {
-            ws.socket.reconnect();
-            if (ws.socket.connected) { clearInterval(socketConnectTimeInterval); }
-        }, 3000);
+});
+
+ws.on('error', function() {
+    console.log("ERROR");
+    document.getElementById("foot").innerHTML = "<font color='#C00'>"+ibmfoot+"</font>";
 });
 
 ws.on('worldmapdata', function(data) {
@@ -153,12 +149,6 @@ function start() {  // Create the websocket
     else { console.log("SKIP",data); }
 });
 
-    ws.on('error', function(evt) {
-        console.log("ERROR",evt);
-        document.getElementById("foot").innerHTML = "<font color='#f00'>"+ibmfoot+"</font>";
-    });
-}
-start();
 
 if ( window.localStorage.hasOwnProperty("lastpos") ) {
     var sp = JSON.parse(window.localStorage.getItem("lastpos"));