YellowLabTools/app/node_controllers/indexController.js

/**
 * Yellow Lab Tools home page controller
 */

var async           = require('async');
var fs              = require ('fs');
var strReplace      = require('../lib/strReplace');

var indexController = function(req, res, googleAnalyticsId, version) {
    'use strict';

    async.parallel({
        
        htmlTemplate: function(callback) {
            fs.readFile('./app/node_views/index.html', {encoding: 'utf8'}, callback);
        }

    }, function(err, results) {
        var html = results.htmlTemplate;
        html = strReplace(html, '%%GA_ID%%', googleAnalyticsId);
        html = strReplace(html, '%%VERSION%%', version);

        res.setHeader('Content-Type', 'text/html');
        res.send(html);
    });
 };

 module.exports = indexController;