Halo Weekly/Daily Challenges

halochallenges.js

// Retrieve the Weekly and Daily Challenges for your user account on Halo.Xbox.com
// Written by Scott Heckel on June 10th, 2012
// Requires CasperJS (http://casperjs.org) to run

// Put your Microsoft Login here
var username = "yourusername";
var password = "yourpassword";

var casper = require('casper').create();
var fs = require('fs');

var challenges = [];

// Login and get the weekly/daily challenges
casper.start('http://halo.xbox.com/', function() {
    if(this.exists('.header-sign-in')) {
    	this.thenClick('.header-sign-in').then(function(){
    		this.evaluate(login, { username: username, password: password });
    		this.thenClick('input[type="submit"]').thenOpen('http://halo.xbox.com/en-us/Career/haloreach/Challenges', function() {
    			challenges = this.evaluate(getChallenges);
    		});
    	});
    } else {
    	this.echo('Halo.Xbox.com may have been changed, we cannot log in.')
    }
});

// Fill in the Xbox.com login
function login(username, password) {
	document.querySelector('input[name="login"]').value = username;
    document.querySelector('input[name="passwd"]').value = password;
}

// Get the challenges from the page
function getChallenges() {
	var challenges = document.querySelectorAll('.challenge');
	return Array.prototype.map.call(challenges, function(e) {
        return {
        	title: e.querySelector('.header .content .title').innerHTML,
        	creditValue: e.querySelector('.body .credit-value').innerHTML,
        	description: e.querySelector('.body .description').innerHTML

        };
    });
}

casper.run(function() {
	// Format output and write it
	var challengesText = Array.prototype.map.call(challenges, function(c) {
		return c.title + "\n" + c.creditValue + "\n" + c.description + "\n";

	});
	fs.write("challenges.txt", challengesText.join('\n'), 'w');

	this.exit();
});