server.js

require('babel-register');

var swig  = require('swig');
var React = require('react');
var ReactDOM = require('react-dom/server');
var Router = require('react-router');
var routes = require('./app/routes');

var express = require('express');
var path = require('path');
var logger = require('morgan');
var bodyParser = require('body-parser');

var app = express();

app.set('port', process.env.PORT || 3000);
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(express.static(path.join(__dirname, 'public')));

app.use(function(req, res) {
	Router.match({routes: routes.default, location: req.url}, function(err, redirectLocation, renderProps) {
		if(err) {
			res.status(500).send(err.message);
		} else if(redirectLocation){
			res.status(302).redirect(redirectLocation.pathname + redirectLocation.search);
		} if(renderProps) {
			var html = ReactDOM.renderToString(React.createElement(Router.RoutingContext, renderProps));
			var page = swig.renderFile('views/index.html', {html: html});
			res.status(200).send(page);
		} else {
			res.status(400).send('Page Not Found');
		}
	});
});

app.listen(app.get('port'), function() {
  console.log('Express server listening on port ' + app.get('port'));
});