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server.js

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var http = require('http'),

url = require('url'),

fs = require('fs'),

io = require('../'),

sys = require('sys'),

server = http.createServer(function(req, res){

// your normal server code

var path = url.parse(req.url).pathname;

switch (path){

case '/':

res.writeHead(200, {'Content-Type': 'text/html'});

res.write('<h1>Welcome. Try the <a href="/chat.html">chat</a> example.</h1>');

res.end();

break;

case '/json.js':

case '/chat.html':

fs.readFile(__dirname + path, function(err, data){

if (err) return send404(res);

res.writeHead(200, {'Content-Type': path == 'json.js' ? 'text/javascript' : 'text/html'})

res.write(data, 'utf8');

res.end();

});

break;

default: send404(res);

}

}),

send404 = function(res){

res.writeHead(404);

res.write('404');

res.end();

};

server.listen(8080);

// socket.io, I choose you

// simplest chat application evar

var io = io.listen(server),

buffer = [];

io.on('connection', function(client){

client.send({ buffer: buffer });

client.broadcast({ announcement: client.sessionId + ' connected' });

client.on('message', function(message){

var msg = { message: [client.sessionId, message] };

buffer.push(msg);

if (buffer.length > 15) buffer.shift();

client.broadcast(msg);

});

client.on('disconnect', function(){

client.broadcast({ announcement: client.sessionId + ' disconnected' });

});

});