makensi

~ $ sudo npm install -g express
~ $ mkdir mysite 
~ $ cd mysite
~ $ express --sessions 
~ $ npm install express jade 

makensi

app.configure(function(){
  app.set('port', process.env.PORT || 3000);
  app.set('views', __dirname + '/views');
  app.set('view engine', 'jade');
  app.use(express.favicon());
  app.use(express.logger('dev'));
  app.use(express.bodyParser());
  app.use(express.methodOverride());
  app.use(express.cookieParser('your secret here'));
  app.use(express.session());

makensi

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

makensi

// file top
var routes = require('./routes'), 
    user = require('./routes/user')
...

app.get('/', routes.index);
app.get('/users', user.list);

makensi

/* 
// Normal node create server
http.createServer(function (request, response) {
  response.writeHead(200, {'Content-Type': 'text/plain'});
  response.end('Hello World\n');
}).listen(8124);
*/

// Express create server
http.createServer(app).listen(app.get('port'), function(){

makensi

~ $ NODE_ENV=production node app.js

makensi

// exports gives us access to index function
exports.index = function(req, res){
  res.render('index', { title: 'Express' });
};

makensi

app.use(function(error, request,response,next){
   console.log(request.method, "500", request.url, error.stack);
   data.title = 500;
   data.error = "Something broke!";
   response.status(500).render("error", data);
}); 

makensi

var routeFunction  = require("./routes/routeFunction"); // routes/routeFunction.js

// ...

app.get('/myroute', routeFunction.myRoute );
//   1      2                  3          

makensi

exports.myRoute = function(request, response, next){};
//                            1         2       3