Added server and Interface structure

server.js

@@ -0,0 +1,93 @@
+var fs = require('fs'),
+http = require('http'),
+socketio = require('socket.io'),
+url = require("url"),
+serialport = require("serialport");
+
+var SerialPort = serialport.SerialPort;
+
+var socketServer;
+var serialPort;
+var portName = '/dev/tty.usbmodemFD121'; //change this to your Arduino port
+var sendData = "";
+
+// handle contains locations to browse to (vote and poll); pathnames.
+function startServer(route,handle,debug)
+{
+	// on request event
+	function onRequest(request, response) {
+	  // parse the requested url into pathname. pathname will be compared
+	  // in route.js to handle (var content), if it matches the a page will
+	  // come up. Otherwise a 404 will be given.
+	  var pathname = url.parse(request.url).pathname;
+	  console.log("Request for " + pathname + " received");
+	  var content = route(handle,pathname,response,request,debug);
+	}
+
+	var httpServer = http.createServer(onRequest).listen(1337, function(){
+		console.log("Listening at: http://localhost:1337");
+		console.log("Server is up");
+	});
+	serialListener(debug);
+	initSocketIO(httpServer,debug);
+}
+
+function initSocketIO(httpServer,debug)
+{
+	socketServer = socketio.listen(httpServer);
+	if(debug == false){
+		socketServer.set('log level', 1); // socket IO debug off
+	}
+	socketServer.on('connection', function (socket) {
+	console.log("user connected");
+	socket.emit('onconnection', {pollOneValue:sendData});
+	socketServer.on('update', function(data) {
+	socket.emit('updateData',{pollOneValue:data});
+	});
+	socket.on('buttonval', function(data) {
+		serialPort.write('AT\r');
+		console.log('sending:..');
+	});
+	socket.on('sliderval', function(data) {
+		serialPort.write(data + 'P');
+	});
+
+    });
+}
+
+// Listen to serial port
+function serialListener(debug)
+{
+    var receivedData = "";
+    serialPort = new SerialPort(portName, {
+        baudrate: 19200,
+				parser: serialport.parsers.readline("\n")
+    });
+
+    serialPort.on("open", function () {
+      console.log('opened serial communication');
+
+            // Listens to incoming data
+        serialPort.on('data', function(data) {
+             //receivedData += data.toString();
+          //if (receivedData .indexOf('E') >= 0 && receivedData .indexOf('B') >= 0) {
+           sendData = '50'; //.substring(receivedData .indexOf('B') + 1, receivedData .indexOf('E'));
+           receivedData = '';
+					 console.log('server event happening..' + data + '.\r');
+         //}
+         // send the incoming data to browser with websockets.
+       socketServer.emit('update', sendData);
+      });
+			//setTimeout(sendPin,500);
+			serialPort.write('AT+CPIN=3797\r');
+			console.log("Sent Pincode...");
+    });
+}
+
+function sendPin(){
+serialPort.write('AT+CPIN=3797\r');
+console.log("Sent Pincode...");
+}
+
+
+exports.start = startServer;