pHOServer.js

/*
 * Description:   Simple and lite Dev HTTP server made with Node.js that doesn't require any configuration.
 *                Ideal to test or show (make a demonstration) of a static Web project.
 *
 * Author:        Pierre-Henry Soria <phs@hizup.net>
 * Copyright:     (c) 2016-2017, Pierre-Henry Soria. All Rights Reserved.
 * License:       MIT License <http://opensource.org/licenses/mit-license.php>
 * URL:           https://github.com/pH-7
 */
'use strict';

/** Set the global constants **/
// Set the default post
const DEF_PORT = 8080;
// Set default server address
const ADDRESS = '127.0.0.1';
// Server name. You CANNOT change the name for copyright-law reason!
const SERVER_NAME = 'pHOServer - By Pierre-Henry Soria';


function pHOServer() {
    var me = this; // Self Object

    // Import HTTP node.js module
    this.http = require('http');

    /** Import other useful modules **/
    this.fs = require('fs');
    //var this.url = require('url'); // Maybe useful for later...
    this.path = require('path');

    this.port = process.argv[2] || DEF_PORT;

    /*
     * Set the correct content type
     */
    this.getContentType = function(ext) {
        var contentType;

        switch (ext) {
            case '.js':
                contentType = 'text/javascript';
                break;
            case '.css':
                 contentType = 'text/css';
                break;
            case '.json':
                contentType = 'application/json';
                break;
            case '.jpg' || '.jpeg':
                contentType = 'image/jpeg';
                break;
            case '.png':
                contentType = 'image/png';
                break;
            case '.gif':
                contentType = 'image/gif';
                break;
            case '.wav':
                contentType = 'audio/wav';
                break;
            default:
                contentType = 'text/html';
        }
        return contentType;
    };


    this.init = function() {
        var server = this.http.createServer(function(request, response) {
            // Get the full path requested
            var pathname = '.' + request.url;

            if (pathname === './') {
                  pathname = './index.html';
            }

            console.log("Request for " + pathname);

            me.fs.readFile(pathname, function (error, data) {
                if (error) {
                    console.log(error);

                    if (error.code == 'ENOENT') {
                        // HTTP Status: 404 : NOT FOUND
                        response.writeHead(404, {'Content-Type': 'text/plain'});
                        response.end("404 - Page Not Found!\r\n");
                    } else {
                        response.writeHead(500, {'Content-Type': 'text/plain'});
                        response.end('Sorry, check with the site admin for error: ' + error.code + "\r\n");
                    }
                } else {
                    var ext = me.path.extname(pathname);
                    var contentType = me.getContentType(ext);

                    // HTTP Status: 200 : OK
                    response.writeHead(200, {'Content-Type': contentType, 'X-Powered-By': SERVER_NAME, 'Server': SERVER_NAME});

                    response.end(data, 'utf-8');
                }
            });
        });

        server.listen(this.port, ADDRESS);
        console.log("Awesome! pHOServer is running on: %s", ADDRESS + ':' + this.port);
    };

}

var pHServer = new pHOServer;
pHServer.init();