index.js

//initialize variables
var drone = require("ar-drone").createClient();
//var fs = require('fs');
var express = require('express');
var app = express();
var RemoteTCPFeedRelay = require('./lib/remotetcpfeed');
//var DroneRelay = require('./lib/dronetcpfeed');
var PORT = 8000;
var HOST = 'localhost';
var SPEED = 0.25;

//create local server with express and socket 
var server = app.listen(PORT, HOST, function(){
console.log('The drone server is running on http://%s:%s', HOST, PORT);
});
var io = require('socket.io')(server);
var feed = new RemoteTCPFeedRelay(server);

//serve the static html page and handle http requests
app.use(express.static('public'));
app.get('/', function (req, res) {
   res.sendFile( __dirname + "/" + "index.htm" );
});

//handle connection of socket to client
io.on('connection', function(socket){
	socket.on('move', function(data){
	if (data.type == 'drone'){
		drone[data.action]();
	} else if (data.user == 'flight'){
		drone[data.action](SPEED);
	}
	});
	socket.on('stop', function(){
		drone.stop();
	});
	socket.on("disconnect", function () {
		return;
	});
	
});
// create video streamer to output video
video = drone.getVideoStream();
videoSocket = require('net').createServer(function(stream){
video.on("data", function(buffer) {stream.emit("data", buffer);});
});
videoSocket.listen(5001, HOST);