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Twitch Adblock

[Working as of 11/19/2020] Blocks Twitch livestream ads

Versão de: 19/11/2020. Veja: a última versão.

  1. // ==UserScript==
  2. // @name         Twitch Adblock
  3. // @namespace    https://greasyfork.org/en/users/9694-croned
  4. // @version      1.1.3
  5. // @description  [Working as of 11/19/2020] Blocks Twitch livestream ads
  6. // @author       FTwitch
  7. // @include      https://www.twitch.tv/*
  8. // @include      https://cdn.embedly.com/*
  9. // @grant        none
  10. // @run-at       document-end
  11. // ==/UserScript==
  12.  
  13. (function() {
  14.     if (window.location.origin == "https://cdn.embedly.com") {
  15.         document.getElementsByTagName("html")[0].style = "overflow: hidden";
  16.         return;
  17.     }
  18.  
  19.     var lastStreamer, oldHtml;
  20.  
  21.     var observer = new MutationObserver(function (mutations, observer) {
  22.         var container = document.querySelector(".video-player .tw-absolute");
  23.  
  24.         if (!container)
  25.             return;
  26.  
  27.         if (window.location.pathname.indexOf("/directory") == 0)
  28.             return;
  29.  
  30.         var streamerName = window.location.pathname.replace("/", "");
  31.         var iframeUrl = `https://cdn.embedly.com/widgets/media.html?src=https%3A%2F%2Fplayer.twitch.tv%2F%3Fchannel%3D${streamerName}%26muted%3Dfalse%26parent%3Dcdn.embedly.com&type=text%2Fhtml&card=1&schema=twitch`;
  32.         var existingIframe = document.getElementById("embed-adblock");
  33.  
  34.         if ((!streamerName && !lastStreamer) || streamerName.indexOf("videos/") == 0) {
  35.             lastStreamer = null;
  36.  
  37.             for (let el of container.children)
  38.                 el.hidden = false;
  39.  
  40.             if (existingIframe) {
  41.                 existingIframe.src = "";
  42.                 existingIframe.hidden = true;
  43.             }
  44.  
  45.             return;
  46.         }
  47.         else if (!streamerName)
  48.             return;
  49.  
  50.         for (let el of container.children) {
  51.             if (el.tagName != "IFRAME")
  52.                 el.hidden = true;
  53.  
  54.             if (el.tagName == "VIDEO")
  55.                 el.src = "";
  56.         }
  57.  
  58.         if (!existingIframe) {
  59.             existingIframe = document.createElement("iframe");
  60.             existingIframe.id = "embed-adblock";
  61.             existingIframe.src = iframeUrl;
  62.             existingIframe.style = "width: 100%; height: 100%";
  63.             container.appendChild(existingIframe);
  64.         }
  65.         else if (streamerName != lastStreamer) {
  66.             existingIframe.src = iframeUrl;
  67.             existingIframe.hidden = false;
  68.         }
  69.  
  70.         lastStreamer = streamerName
  71.     });
  72.  
  73.     observer.observe(document.getElementsByClassName("root-scrollable__wrapper tw-full-width tw-relative")[0], { attributes: false, childList: true, subtree: true });
  74. })();