soundcloud-dl.js

var system = require('system');
var fs = require("fs");

function scroller(eofSelector, cb, wait) {
    var done = page.evaluate(function (s) {
      return document.querySelector(s);
    }, eofSelector);
    if(done === null) {
      page.evaluate(function() {
        window.scroll(0, document.body.scrollHeight);
      });
      window.setTimeout(function() { scroller(eofSelector, cb, wait); }, wait);
    }
    else {
      window.setTimeout(cb, wait);
    }
  }

function scrollToBottom(eofSelector, cb, wait) {
  window.setTimeout(function () { scroller(eofSelector, cb, wait); }, wait);
}




var page = require('webpage').create();

page.onResourceReceived = function(resp) {
  if (resp.url.contains("cf-media.sndcdn.com") &&
      resp.contentType === "audio/mpeg") {
    console.log(resp.url);
    // console.log('Request ' + JSON.stringify(request, undefined, 4));
  }
};

var soundcloudUrl = "https://soundcloud.com/" + system.args[1];
page.open(soundcloudUrl, function (status) {

  scrollToBottom("div.paging-eof", function () {
    page.evaluate(function () {
      var songs = document.querySelectorAll("div.trackItem__content.sc-truncate");

      function clickEachWithDelay(elems) {
        if (elems.length === 0) {
          return;
        } else {
          elems[0].click();
          window.setTimeout(function () {
            clickEachWithDelay(elems.slice(1));
          }, 1000);
        }
      }

      clickEachWithDelay(Array.prototype.slice.call(songs));
    });
  }, 2000);

});