* Add new method for getting online/active node information

* Use new online method for whos online

core/client_connections.js

@@ -3,7 +3,11 @@
 
 var logger						= require('./logger.js');
 
+var _							= require('lodash');
+var moment						= require('moment');
+
 exports.getActiveConnections	= getActiveConnections;
+exports.getActiveNodeList		= getActiveNodeList;
 exports.addNewClient			= addNewClient;
 exports.removeClient			= removeClient;
 
@@ -14,6 +18,33 @@ function getActiveConnections() {
 	return clientConnections;
 }
 
+function getActiveNodeList() {
+	const now = moment();
+	
+	return _.map(getActiveConnections(), ac => {
+		let entry = {
+			node			: ac.node,
+			authenticated	: ac.user.isAuthenticated(),
+			userId			: ac.user.userId,
+			action			: _.has(ac, 'currentMenuModule.menuConfig.desc') ? ac.currentMenuModule.menuConfig.desc : 'Unknown',
+		};
+
+		//
+		//	There may be a connection, but not a logged in user as of yet
+		//		
+		if(ac.user.isAuthenticated()) {
+			entry.userName	= ac.user.username;
+			entry.realName	= ac.user.properties.real_name;
+			entry.location	= ac.user.properties.location;
+			entry.affils	= ac.user.properties.affiliation;
+
+			const diff 		= now.diff(moment(ac.user.properties.last_login_timestamp), 'minutes');
+			entry.timeOn	= moment.duration(diff, 'minutes');			
+		}
+		return entry;
+	});
+}
+
 function addNewClient(client, clientSock) {
 	var id = client.session.id = clientConnections.push(client) - 1;