If we want to maintain state between page requests, we use sessions. Express supplies middleware that takes much of the complexity out of managing sessions. In this recipe, we're going to use Express to make a session between a browser and server to facilitate a user login process.
Let's create a fresh project:
express login
This will create a new Express skeleton named login
.
In our app.js file
, we make the following changes to app.configure:
app.set('views', __dirname + '/views');
app.set('view engine', 'jade');
app.use(express.bodyParser());
app.use(express.methodOverride());
app.use(express.cookieParser());
app.use(express.session({secret: 'kooBkooCedoN'}));
app.use(app.router);
app.use(express.static(__dirname + '/public'));
});
Sessions are dependent on cookies, so we need both cookieParser
and session
middleware.