app.js

/**
 * Module dependencies.
 */

var express = require('express')
  , sys = require('sys')
  , urls = require('url')
  , rhythmbox = require(__dirname + '/lib/rhythmbox').createClient()
  , app = module.exports = express.createServer();

// Configuration

app.configure(function(){
  app.set('views', __dirname + '/views');
  app.use(express.bodyDecoder());
  app.use(express.methodOverride());
  app.use(express.compiler({ src: __dirname + '/public', enable: ['less'] }));
  app.use(app.router);
  app.use(express.staticProvider(__dirname + '/public'));
});

app.configure('development', function(){
  app.use(express.errorHandler({ dumpExceptions: true, showStack: true }));
});

app.configure('production', function(){
  app.use(express.errorHandler());
});

//rhythmbox.scan()

// Routes

app.get('/', function(req, res) {
  res.render('index.jade', {
    locals: {
      title: 'Playr'
    }
  })
})

app.get('/play-pause', control)
app.get('/next', control)
app.get('/prev', control)
app.get('/info', control)

function control(req, res) {
  res.header('Content-Type', 'text/javascript');

  function onChange(err, data) {
    // error of some sort
    if (err) res.send('0')
    else {
      // info actually requires us returning something useful
      if (req.url.match(/^\/info/)) {
        res.send(req.query.callback+"(" + JSON.stringify(data) + ")");
      } else {
        res.send(req.query.callback+"()");
      }
    }
  }
  var url = urls.parse(req.url)
    , params = url.pathname.match(/^\/(.*)/)

  switch (params[1]) {
    case "play-pause":
      rhythmbox.toggle(onChange)
      break;
    case "next":
      rhythmbox.next(onChange)
      break;
    case "prev":
      rhythmbox.prev(onChange)
      break;
    default:
      rhythmbox.current(onChange)
      break;
  }
}

// Only listen on $ node app.js

if (!module.parent) {
  app.listen(3000);
  console.log("Express server listening on port %d", app.address().port)
}