Get all videos URLs of a week in a course from education.10gen.com using web scrapping, javascript, jquery and browser console

10gen-extract-videos.js

/*

Instructions:
1. Log in with your account and go to the desired course
2. Open the courseware tab
3. Configure the week variable
4. Copy this code and paste it in the browser console

*/

var week = 1;

var urls = [];
jQuery('nav ul[role=tabpanel]:eq(' + (week-1) + ') li').each(function() {
    urls.push(jQuery(this).find('a').attr('href'));
});

var codes = [];
var regex = /data-streams="1.0:(.*?)"/gi, result;
jQuery.each(urls, function (index, value) {
    jQuery.ajax(value, {
        'async': false,
        'dataType': 'html',
        'success': function(data) {
            while ( (result = regex.exec(data)) )
            {
                codes.push(result[1]);
            }
        }
    });

    // return false; // break bucle
});

jQuery.each(codes, function(index, value) {
    console.log('http://www.youtube.com/watch?v=' + value);
});

console.log('Number of videos in the week ' + week + ': ' + codes.length);