express.js sample

const express = require('express');
const app = express();

const serveIndex = require('serve-index');

// Error Handling
app.use(function(err, req, res, next) {
    console.error(err.name + ": " + err.message);
    res.status(500).send("Error 500: Internal Server Error");
});

// Logging
app.use(function(req, res, next) {
    console.log(req.method + ": '" + req.originalUrl + "'\t(" + req.ip + ")");
    next();
});


// Static Files
app.use(express.static('public'));

app.use(serveIndex('public', {
    icons: true,
    view: 'details',
    stylesheet: 'content/style.css',
    template: 'content/directory.html'
}));


// Error 404
app.use(function(req, res, next) {
    console.warn("Error 404: '" + req.path + "'");
    res.status(404).send('Error 404: File Not Found');
});


app.listen(80, function() {
    console.log("Listening on port 80.");
});