text: /*******************************
  	WS2812 LED Control
  		A tiny, primitive app for controlling WS2812 LEDs.
  
  	Austin Brown - 2017
  	http://luxdvie.github.io
  	austin@brogencreations.com
  
  	LICENSE
  	
  	The MIT License (MIT)
  
  	Copyright (c) 2017  Austin Brown
  
  	Permission is hereby granted, free of charge, to any person obtaining a copy
  	of this software and associated documentation files (the "Software"), to deal
  	in the Software without restriction, including without limitation the rights
  	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  	copies of the Software, and to permit persons to whom the Software is
  	furnished to do so, subject to the following conditions:
  	The above copyright notice and this permission notice shall be included in
  	all copies or substantial portions of the Software.
  
  	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  	THE SOFTWARE.
  *******************************/
  	
  	/* Common Libraries & Setup */
  	var express = require('express');
  	var app = express();
  	var bodyParser = require('body-parser');
  	var path = require("path");
  	app.use(express.static(__dirname + '/public'));
  	app.use(bodyParser.json());
  	app.use(bodyParser.urlencoded({ extended: true }));
  
  	/* The port the server will listen on */
  	var HTTP_PORT = 81;
  
  	/* Global reference to the LED strip */
  	var strip = require("./strip.js");
  
  	/*  Animation Libraries */
  	var xmas = require("./animations/xmas.js");
  	var fade = require("./animations/fade.js");
  	var rainbow = require("./animations/rainbow.js");
  	var control = require("./animations/control.js");
  	var fixed = require("./animations/fixed.js");
  
  
  /*******************************
  	web methods
  *******************************/
  
  	/*
  	*	Generic handler for an animation request.
  	*
  	*		All requests should be in the format
  	*		
  	*			lib => name of animation package you're referencing
  	*			method => name of method in package you're calling
  	*			args => object containing any arguments you want to pass to the animation method
  	*
  	*/
  	app.post('/AnimationRequest', function (request, response) {
  		response.header("Access-Control-Allow-Origin", "*");
  
  		var lib = request.body.hasOwnProperty("lib") ? request.body.lib : "";
  		var instance = GetLibraryInstance(lib);
  		if (instance === null || typeof instance === "undefined") { response.send("Library not found."); return; }
  		
  		var method = request.body.hasOwnProperty("method") ? request.body.method : null;
  		if (method === null) { response.send("Method not found."); return; }
  
  		var args = request.body.hasOwnProperty("args") ? request.body.args : "";
  
  		var rsp = instance[method](args, strip);
  
  		response.send(rsp);
  	});
  
  	/*
  	*	Home
  	*/
  	app.get('/', function (req, res) {
  		res.header("Access-Control-Allow-Origin", "*");
  		res.sendFile(path.join(__dirname + '/app.html'));
  	});
  
  
  /*******************************
  	common
  *******************************/
  
  	/* 
  	*	Find the correct reference to a specific library name;
  	*/
  	function GetLibraryInstance(key) {
  		var lib = null;
  		switch (key) 
  		{
  			case "xmas":
  				lib = xmas;
  			break;
  			case "fade":
  				lib = fade;
  			break;
  			case "rainbow":
  				lib = rainbow;
  			break;
  			case "control":
  				lib = control;
  			break;
  			case "fixed":
  				lib = fixed;
  			break;
  		}
  
  		return lib;
  	}
  
  /*******************************
  	startup
  *******************************/
  
  	var server = app.listen(HTTP_PORT, function() {
  		console.log('***************************');	
  		console.log(' WS2812 CONTROLLER STARTUP ');	
  		console.log('***************************');	
  	});
  