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YTBetter - Enable Rewind/DVR

Unlocks rewind for YouTube live streams with disabled DVR

  1. // ==UserScript==
  2. // @name         YTBetter - Enable Rewind/DVR
  3. // @namespace    YTBetter
  4. // @version      2.9
  5. // @description  Unlocks rewind for YouTube live streams with disabled DVR
  6. // @description:ru  Позволяет перематывать YouTube-стримы, где такая возможность заблокирована
  7. // @author       copyMister
  8. // @match        https://www.youtube.com/*
  9. // @match        https://m.youtube.com/*
  10. // @run-at       document-start
  11. // @icon         https://www.google.com/s2/favicons?sz=64&domain=youtube.com
  12. // @grant        none
  13. // @license      MIT
  14. // ==/UserScript==
  15.  
  16. "use strict";
  17.  
  18. // Interop with "Simple YouTube Age Restriction Bypass"
  19. const {
  20.     get: getter,
  21.     set: setter,
  22. } = Object.getOwnPropertyDescriptor(Object.prototype, "playerResponse") ?? {
  23.     set(value) {
  24.         this[Symbol.for("YTBetter")] = value;
  25.     },
  26.     get() {
  27.         return this[Symbol.for("YTBetter")];
  28.     },
  29. };
  30.  
  31. const isObject = (value) => value != null && typeof value === "object";
  32.  
  33. Object.defineProperty(Object.prototype, "playerResponse", {
  34.     set(value) {
  35.         if (isObject(value)) {
  36.             const { streamingData, videoDetails, playerConfig } = value;
  37.             if (isObject(videoDetails) && videoDetails.isLive && !videoDetails.isLiveDvrEnabled) {
  38.                 videoDetails.isLiveDvrEnabled = true;
  39.  
  40.                 if (isObject(playerConfig) && playerConfig.mediaCommonConfig) {
  41.                     playerConfig.mediaCommonConfig.useServerDrivenAbr = false;
  42.                 }
  43.  
  44.                 if (isObject(streamingData) && (streamingData.hlsManifestUrl || streamingData.dashManifestUrl) && streamingData.serverAbrStreamingUrl) {
  45.                     delete streamingData.serverAbrStreamingUrl;
  46.                 }
  47.             }
  48.         }
  49.         setter.call(this, value);
  50.     },
  51.     get() {
  52.         return getter.call(this);
  53.     },
  54.     configurable: true,
  55. });