Download Coursera videos

videos.js

(function () {
  "use strict";
  var curlString = "",
      cookieHeader = ' --header \"Cookie:'+ document.cookie + '\" ';
  $('li.item_row > a.lecture-link').each(function (index) {
    var $lectureLink,
        videoLink,
        videoName,
        subtitleLink,
        subtitleName;

    $lectureLink = $(this);
    videoLink = $lectureLink.attr('href').replace('view','download.mp4');
    videoName = '\"' + (index+1) + '.' + $lectureLink.text().trim() + '.mp4\"';
    videoName = videoName.replace(/\//g, '-');

    curlString +='curl --silent -L' + cookieHeader + videoLink + ' > ' + videoName + " && "
  });
  console.log(curlString + " echo 'done'");
})();

Do it all in one go.