server.js

var logger = require('./utility').logger;
var when = require('when');
var https = require('https');
var fs = require('fs');
var express = require('express');
var bodyParser = require('body-parser');
var api = require('./api');
var User = require('./user-mgmt').User;
var config = require('./config');
var useSSL = true; //!config.local;

var app = express();
app.use(bodyParser.urlencoded({extended: true}));
app.use(bodyParser.json());

var port = process.env.PORT || 8080;

//
// SSL Certificate
//
if (useSSL) {
    var credentials;
    if (config.local) {
        credentials = {
            key: fs.readFileSync(__dirname + '/cert/privkey.pem'),
            cert: fs.readFileSync(__dirname + '/cert/fullchain.pem')
        };

    } else {
        credentials = {
            key: fs.readFileSync(__dirname + '/cert/privkey.pem'),
            cert: fs.readFileSync(__dirname + '/cert/fullchain.pem'),
            ca: fs.readFileSync(__dirname + '/cert/chain.pem')
        };
    }

    var sslPort = process.env.SSL_PORT || 8443;
}

function initWebClient(app) {
    logger.info('Initializing web client');

    //
    // http://stackoverflow.com/questions/20396900/angularjs-routing-in-expressjs
    //
    // In order to use AngularJS html5mode along with Express, you must serve "index.html" for all requests to
    // leave all routing up to AngularJS. I had this same problem a while back.
    // So first, you declare all API endpoint routes, any static file directories (CSS, JS, partials, etc),
    // and then serve index.html for all remaining requests.
    //
    app.use('/styles', express.static(__dirname + '/client/web/styles'));
    app.use('/scripts', express.static(__dirname + '/client/web/scripts'));
    app.use('/assets', express.static(__dirname + '/client/web/assets'));
    app.use('/app', express.static(__dirname + '/client/web/app'));
    app.use('/maps', express.static(__dirname + '/client/web/maps'));

    // For Let's Encrypt certification
    app.use('/.well-known', express.static(__dirname + '/client/web/.well-known', {dotfiles:'allow'}));

    // serve index.html for all remaining routes, in order to leave routing up to angular
    app.all("/*", function(req, res, next) {
        res.sendfile("index.html", { root: __dirname + "/client/web" });
    });
}

module.exports = {
    init: function() {
        logger.info('Stock analytics v0.1');
        return when.promise(function(resolve, reject) {
            User.init()
                .then(function() {
                    api.init(app);
                    initWebClient(app);
                    resolve(null);
                })
                .catch(function(error) {
                    logger.error('Fail to init server' + + JSON.stringify(err, null, 2));
                    reject(error);
                });
        });
    },
    getServer: function() {
        return app;
    },
    start: function() {
        logger.info('Starting server on port ' + port);
        var server = app.listen(port);

        if (useSSL) {
            logger.info('Starting secure server on port ' + sslPort);
            server = https.createServer(credentials, app);
            server.listen(sslPort);
        }

        api.startQuoteServer(server);
    },
    stop: function() {
        api.stopQuoteServer();
        logger.info('Server stopped');
    }
};