app.js

var express = require ('express');
var path = require ('path');
var favicon = require ('serve-favicon');
var logger = require ('morgan');
var cookieParser = require ('cookie-parser');
var bodyParser = require ('body-parser');

var routes = require ('./routes/index');

var app = express ();

// uncomment after placing your favicon in /public
//app.use(favicon(__dirname + '/public/favicon.ico'));
app.use (logger ('dev'));
app.use (bodyParser.json ());
app.use (bodyParser.urlencoded ({ extended: false }));
app.use (cookieParser ());
app.use (require ('less-middleware') (path.join (__dirname, 'public')));
app.use (express.static (path.join (__dirname, 'public')));

app.use('/', routes);

// catch 404 and forward to error handler
app.use (function (req, res, next) {
    var err = new Error ('Not Found');
    err.status = 404;
    next (err);
});

// error handlers

// development error handler
// will print stacktrace
if (app.get ('env') === 'development') {
    app.use (function (err, req, res, next) {
        res.status (err.status || 500);
        res.render ('error', {
            message: err.message,
            error: err
        });
    });
}

// production error handler
// no stacktraces leaked to user
app.use (function (err, req, res, next) {
    res.status (err.status || 500);
    res.render ('error', {
        message: err.message,
        error: {}
    });
});

module.exports = app;