spotify playlist to plain text list bookmarklet

spotify_tracklist.js

// this will scrape a button attribute and convert
// More options for The Wounds We Bled by Heather Nova
// to
// Heather Nova - The Wounds We Bled
//
// works only if the spotify ui language is english

var mlnk = "";

for (var i = 0, l = document.querySelectorAll('[data-testid="more-button"]').length - 1; i < l; ++i) {


  if (document.querySelectorAll('[data-testid="more-button"]')[i].getAttribute("aria-label")) {

    if (document.querySelectorAll('[data-testid="more-button"]')[i].getAttribute("aria-label").indexOf("More options for ") != -1) {

      if (document.querySelectorAll('[data-testid="more-button"]')[i].getAttribute("aria-label").indexOf(" by ") != -1) {

        var artisttitle = document.querySelectorAll('[data-testid="more-button"]')[i].getAttribute("aria-label").replace("More options for ", "").split(" by ");

        mlnk += artisttitle[1] + " - " + artisttitle[0] + "\n";


      }

    }

  }


}

alert(mlnk)