pixeltris
9cae451c04
- Improved vaft buffering mitigation - Changed 2k/4k player reload to only occur when the 2k/4k quality is active - Added new script "strip" which just strips ad segments - Removed all usage of "var"
537 lines
26 KiB
JavaScript
537 lines
26 KiB
JavaScript
// ==UserScript==
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// @name TwitchAdSolutions (strip) - BAD, DON'T USE THIS
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// @namespace https://github.com/pixeltris/TwitchAdSolutions
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// @version 1.0
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// @description Multiple solutions for blocking Twitch ads (strip)
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// @updateURL https://github.com/pixeltris/TwitchAdSolutions/raw/master/strip/strip.user.js
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// @downloadURL https://github.com/pixeltris/TwitchAdSolutions/raw/master/strip/strip.user.js
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// @author pixeltris
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// @match *://*.twitch.tv/*
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// @run-at document-start
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// @inject-into page
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// @grant none
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// ==/UserScript==
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(function() {
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'use strict';
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const ourTwitchAdSolutionsVersion = 17;// Used to prevent conflicts with outdated versions of the scripts
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if (typeof window.twitchAdSolutionsVersion !== 'undefined' && window.twitchAdSolutionsVersion >= ourTwitchAdSolutionsVersion) {
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console.log("skipping strip as there's another script active. ourVersion:" + ourTwitchAdSolutionsVersion + " activeVersion:" + window.twitchAdSolutionsVersion);
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window.twitchAdSolutionsVersion = ourTwitchAdSolutionsVersion;
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return;
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}
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window.twitchAdSolutionsVersion = ourTwitchAdSolutionsVersion;
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function declareOptions(scope) {
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scope.ReloadPlayerAfterAds = false;// Doesn't seem to help with high latency
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scope.ReloadPlayerDelay = 10000;
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scope.LastPlayerReload = 0;
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scope.ForceAccessTokenPlayerType = 'site';
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scope.DisableMatureConentPopup = false;// If true this avoids having to log in to watch age gated content
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scope.AdSegmentCache = new Map();
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scope.AllSegmentsAreAdSegments = false;
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scope.NumStrippedSegments = 0;
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scope.M3U8Whitelist = new Set();
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scope.M3U8ChannelCache = new Map();
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scope.V2API = false;
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}
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let localStorageHookFailed = false;
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let adBlockDiv = null;
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const twitchWorkers = [];
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const workerStringConflicts = [
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'twitch',
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'isVariantA'// TwitchNoSub
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];
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const workerStringAllow = [];
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const workerStringReinsert = [
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'isVariantA',// TwitchNoSub (prior to (0.9))
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'besuper/',// TwitchNoSub (0.9)
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'${patch_url}'// TwitchNoSub (0.9.1)
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];
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function getCleanWorker(worker) {
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let root = null;
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let parent = null;
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let proto = worker;
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while (proto) {
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const workerString = proto.toString();
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if (workerStringConflicts.some((x) => workerString.includes(x)) && !workerStringAllow.some((x) => workerString.includes(x))) {
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if (parent !== null) {
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Object.setPrototypeOf(parent, Object.getPrototypeOf(proto));
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}
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} else {
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if (root === null) {
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root = proto;
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}
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parent = proto;
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}
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proto = Object.getPrototypeOf(proto);
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}
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return root;
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}
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function getWorkersForReinsert(worker) {
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const result = [];
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let proto = worker;
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while (proto) {
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const workerString = proto.toString();
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if (workerStringReinsert.some((x) => workerString.includes(x))) {
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result.push(proto);
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} else {
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}
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proto = Object.getPrototypeOf(proto);
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}
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return result;
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}
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function reinsertWorkers(worker, reinsert) {
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let parent = worker;
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for (let i = 0; i < reinsert.length; i++) {
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Object.setPrototypeOf(reinsert[i], parent);
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parent = reinsert[i];
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}
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return parent;
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}
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function isValidWorker(worker) {
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const workerString = worker.toString();
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return !workerStringConflicts.some((x) => workerString.includes(x))
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|| workerStringAllow.some((x) => workerString.includes(x))
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|| workerStringReinsert.some((x) => workerString.includes(x));
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}
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function hookWindowWorker() {
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const reinsert = getWorkersForReinsert(window.Worker);
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const newWorker = class Worker extends getCleanWorker(window.Worker) {
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constructor(twitchBlobUrl, options) {
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let isTwitchWorker = false;
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try {
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isTwitchWorker = new URL(twitchBlobUrl).origin.endsWith('.twitch.tv');
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} catch {}
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if (!isTwitchWorker) {
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super(twitchBlobUrl, options);
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return;
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}
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const newBlobStr = `
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${stripAdSegments.toString()}
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${hookWorkerFetch.toString()}
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${declareOptions.toString()}
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${getWasmWorkerJs.toString()}
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${getServerTimeFromM3u8.toString()}
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${replaceServerTimeInM3u8.toString()}
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const workerString = getWasmWorkerJs('${twitchBlobUrl.replaceAll("'", "%27")}');
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declareOptions(self);
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self.addEventListener('message', function(e) {
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if (e.data.key == 'AllSegmentsAreAdSegments') {
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AllSegmentsAreAdSegments = !AllSegmentsAreAdSegments;
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console.log('AllSegmentsAreAdSegments: ' + AllSegmentsAreAdSegments);
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}
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});
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hookWorkerFetch();
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eval(workerString);
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`;
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super(URL.createObjectURL(new Blob([newBlobStr])), options);
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twitchWorkers.push(this);
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this.addEventListener('message', (e) => {
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if (e.data.key == 'ReloadPlayer') {
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reloadTwitchPlayer();
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} else if (e.data.key == 'UpdateAdBlockBannerStripping') {
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if (adBlockDiv == null) {
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adBlockDiv = getAdBlockDiv();
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}
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if (adBlockDiv != null) {
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if (e.data.isStrippingAdSegments) {
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adBlockDiv.P.textContent = 'Stripping' + (e.data.isMidroll ? ' midroll' : '') + ' ads' + (e.data.numStrippedAdSegments > 0 ? ` (${e.data.numStrippedAdSegments})` : '');
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adBlockDiv.style.display = 'block';
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} else {
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adBlockDiv.style.display = 'none';
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}
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}
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}
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});
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function getAdBlockDiv() {
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//To display a notification to the user, that an ad is being blocked.
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const playerRootDiv = document.querySelector('.video-player');
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let adBlockDiv = null;
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if (playerRootDiv != null) {
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adBlockDiv = playerRootDiv.querySelector('.adblock-overlay');
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if (adBlockDiv == null) {
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adBlockDiv = document.createElement('div');
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adBlockDiv.className = 'adblock-overlay';
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adBlockDiv.innerHTML = '<div class="player-adblock-notice" style="color: white; background-color: rgba(0, 0, 0, 0.8); position: absolute; top: 0px; left: 0px; padding: 5px;"><p></p></div>';
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adBlockDiv.style.display = 'none';
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adBlockDiv.P = adBlockDiv.querySelector('p');
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playerRootDiv.appendChild(adBlockDiv);
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}
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}
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return adBlockDiv;
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}
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}
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};
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let workerInstance = reinsertWorkers(newWorker, reinsert);
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Object.defineProperty(window, 'Worker', {
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get: function() {
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return workerInstance;
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},
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set: function(value) {
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if (isValidWorker(value)) {
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workerInstance = value;
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} else {
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console.log('Attempt to set twitch worker denied');
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}
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}
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});
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}
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function getWasmWorkerJs(twitchBlobUrl) {
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const req = new XMLHttpRequest();
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req.open('GET', twitchBlobUrl, false);
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req.overrideMimeType("text/javascript");
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req.send();
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return req.responseText;
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}
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function hookWorkerFetch() {
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console.log('hookWorkerFetch (strip)');
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const realFetch = fetch;
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fetch = async function(url, options) {
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if (typeof url === 'string') {
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if (AdSegmentCache.has(url)) {
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return new Promise(function(resolve, reject) {
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const processAfter = async function(response) {
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if (response.status === 200) {
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resolve(await realFetch('data:video/mp4;base64,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'));
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} else {
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resolve(response);
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}
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};
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const send = function() {
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return realFetch(url, options).then(function(response) {
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processAfter(response);
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})['catch'](function(err) {
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reject(err);
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});
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};
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send();
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});
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}
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if (M3U8Whitelist.has(url)) {
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return new Promise(function(resolve, reject) {
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const processAfter = async function(response) {
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if (response.status === 200) {
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resolve(new Response(stripAdSegments(await response.text())));
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} else {
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resolve(response);
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}
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};
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const send = function() {
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return realFetch(url, options).then(function(response) {
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processAfter(response);
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})['catch'](function(err) {
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reject(err);
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});
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};
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send();
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});
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} else if (url.includes('/channel/hls/') && !url.includes('picture-by-picture')) {
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V2API = url.includes('/api/v2/');
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return new Promise(function(resolve, reject) {
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const processAfter = async function(response) {
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if (response.status === 200) {
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const channelName = (new URL(url)).pathname.match(/([^\/]+)(?=\.\w+$)/)[0];
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let encodingsM3u8 = await response.text();
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const cachedM3u8 = M3U8ChannelCache.get(channelName);
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if (cachedM3u8 && (await realFetch(cachedM3u8.match(/^https:.*\.m3u8$/m)[0])).status === 200) {
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encodingsM3u8 = replaceServerTimeInM3u8(cachedM3u8, getServerTimeFromM3u8(encodingsM3u8));
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} else if (encodingsM3u8.includes('.m3u8')) {
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M3U8ChannelCache.set(channelName, encodingsM3u8);
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}
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const lines = encodingsM3u8.replaceAll('\r', '').split('\n');
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for (let i = 0; i < lines.length - 1; i++) {
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if (lines[i].startsWith('#EXT-X-STREAM-INF') && lines[i + 1].includes('.m3u8')) {
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M3U8Whitelist.add(lines[i + 1]);
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}
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}
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resolve(new Response(encodingsM3u8));
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} else {
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resolve(response);
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}
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};
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const send = function() {
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return realFetch(url, options).then(function(response) {
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processAfter(response);
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})['catch'](function(err) {
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reject(err);
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});
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};
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send();
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});
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}
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}
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return realFetch.apply(this, arguments);
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};
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}
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function getServerTimeFromM3u8(encodingsM3u8) {
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if (V2API) {
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const matches = encodingsM3u8.match(/#EXT-X-SESSION-DATA:DATA-ID="SERVER-TIME",VALUE="([^"]+)"/);
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return matches.length > 1 ? matches[1] : null;
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}
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const matches = encodingsM3u8.match('SERVER-TIME="([0-9.]+)"');
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return matches.length > 1 ? matches[1] : null;
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}
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function replaceServerTimeInM3u8(encodingsM3u8, newServerTime) {
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if (V2API) {
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return newServerTime ? encodingsM3u8.replace(/(#EXT-X-SESSION-DATA:DATA-ID="SERVER-TIME",VALUE=")[^"]+(")/, `$1${newServerTime}$2`) : encodingsM3u8;
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}
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return newServerTime ? encodingsM3u8.replace(new RegExp('(SERVER-TIME=")[0-9.]+"'), `SERVER-TIME="${newServerTime}"`) : encodingsM3u8;
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}
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function stripAdSegments(textStr, stripAllSegments) {
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let hasStrippedAdSegments = false;
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let isMidroll = false;
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const lines = textStr.replaceAll('\r', '').split('\n');
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const newAdUrl = 'https://twitch.tv';
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let isLastSegmentLive = false;
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for (let i = 0; i < lines.length; i++) {
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let line = lines[i];
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// Remove tracking urls which appear in the overlay UI
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line = line
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.replaceAll(/(X-TV-TWITCH-AD-URL=")(?:[^"]*)(")/g, `$1${newAdUrl}$2`)
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.replaceAll(/(X-TV-TWITCH-AD-CLICK-TRACKING-URL=")(?:[^"]*)(")/g, `$1${newAdUrl}$2`);
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if (i < lines.length - 1 && line.startsWith('#EXTINF') && (!line.includes(',live') || stripAllSegments || AllSegmentsAreAdSegments)) {
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const segmentUrl = lines[i + 1];
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if (!AdSegmentCache.has(segmentUrl)) {
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NumStrippedSegments++;
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}
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AdSegmentCache.set(segmentUrl, Date.now());
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hasStrippedAdSegments = true;
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}
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if (line.startsWith('#EXTINF')) {
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isLastSegmentLive = line.includes(',live');
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}
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if (line.includes('stitched-ad')) {
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hasStrippedAdSegments = true;
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isLastSegmentLive = false;
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}
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if (line.includes('"MIDROLL"') || line.includes('"midroll"')) {
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isMidroll = true;
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}
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}
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if (isLastSegmentLive) {
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// NOTE: If the player position is far behind the buffer position it'll hide the banner before playback
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hasStrippedAdSegments = false;
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}
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if (hasStrippedAdSegments) {
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// No low latency during ads (otherwise it's possible for the player to prefetch and display ad segments)
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for (let i = 0; i < lines.length; i++) {
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if (lines[i].startsWith('#EXT-X-TWITCH-PREFETCH:')) {
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lines[i] = '';
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}
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}
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} else {
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if (NumStrippedSegments > 0 && ReloadPlayerAfterAds) {
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postMessage({key:'ReloadPlayer'});
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}
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NumStrippedSegments = 0;
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}
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AdSegmentCache.forEach((key, value, map) => {
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if (value < Date.now() - 120000) {
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map.delete(key);
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}
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});
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postMessage({
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key: 'UpdateAdBlockBannerStripping',
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isStrippingAdSegments: hasStrippedAdSegments,
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numStrippedAdSegments: NumStrippedSegments,
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isMidroll: isMidroll
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});
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return lines.join('\n');
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}
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function hookFetch() {
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const realFetch = window.fetch;
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window.realFetch = realFetch;
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window.fetch = function(url, init, ...args) {
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if (typeof url === 'string') {
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if (url.includes('gql')) {
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if (ForceAccessTokenPlayerType && typeof init.body === 'string' && init.body.includes('PlaybackAccessToken') && !init.body.includes('picture-by-picture') && !init.body.includes('frontpage')) {
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let replacedPlayerType = '';
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const newBody = JSON.parse(init.body);
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if (Array.isArray(newBody)) {
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for (let i = 0; i < newBody.length; i++) {
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if (newBody[i]?.variables?.playerType && newBody[i]?.variables?.playerType !== ForceAccessTokenPlayerType) {
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replacedPlayerType = newBody[i].variables.playerType;
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newBody[i].variables.playerType = ForceAccessTokenPlayerType;
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}
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}
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} else {
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if (newBody?.variables?.playerType && newBody?.variables?.playerType !== ForceAccessTokenPlayerType) {
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replacedPlayerType = newBody.variables.playerType;
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newBody.variables.playerType = ForceAccessTokenPlayerType;
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}
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}
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if (replacedPlayerType) {
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console.log(`Replaced '${replacedPlayerType}' player type with '${ForceAccessTokenPlayerType}' player type`);
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init.body = JSON.stringify(newBody);
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}
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}
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if (DisableMatureConentPopup) {
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const newBody2 = JSON.parse(init.body);
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if (Array.isArray(newBody2)) {
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let hasRemovedClassification = false;
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for (let i = 0; i < newBody2.length; i++) {
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if (newBody2[i]?.operationName == 'ContentClassificationContext') {
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hasRemovedClassification = true;
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// Doesn't seem like it if we remove this element from the array so instead we duplicate another entry into this index. TODO: Find out why
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newBody2[i] = newBody2[i == 0 && newBody2.length > 1 ? 1 : 0];
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}
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}
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if (hasRemovedClassification) {
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init.body = JSON.stringify(newBody2);
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}
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}
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}
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}
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}
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return realFetch.apply(this, arguments);
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};
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}
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function reloadTwitchPlayer(isPausePlay) {
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// Taken from ttv-tools / ffz
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// https://github.com/Nerixyz/ttv-tools/blob/master/src/context/twitch-player.ts
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// https://github.com/FrankerFaceZ/FrankerFaceZ/blob/master/src/sites/twitch-twilight/modules/player.jsx
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function findReactNode(root, constraint) {
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if (root.stateNode && constraint(root.stateNode)) {
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return root.stateNode;
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}
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let node = root.child;
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while (node) {
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const result = findReactNode(node, constraint);
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if (result) {
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return result;
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}
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node = node.sibling;
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}
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return null;
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}
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function findReactRootNode() {
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let reactRootNode = null;
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const rootNode = document.querySelector('#root');
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if (rootNode && rootNode._reactRootContainer && rootNode._reactRootContainer._internalRoot && rootNode._reactRootContainer._internalRoot.current) {
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reactRootNode = rootNode._reactRootContainer._internalRoot.current;
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}
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if (reactRootNode == null) {
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const containerName = Object.keys(rootNode).find(x => x.startsWith('__reactContainer'));
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if (containerName != null) {
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reactRootNode = rootNode[containerName];
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}
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}
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return reactRootNode;
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}
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const reactRootNode = findReactRootNode();
|
|
if (!reactRootNode) {
|
|
console.log('Could not find react root');
|
|
return;
|
|
}
|
|
let player = findReactNode(reactRootNode, node => node.setPlayerActive && node.props && node.props.mediaPlayerInstance);
|
|
player = player && player.props && player.props.mediaPlayerInstance ? player.props.mediaPlayerInstance : null;
|
|
const playerState = findReactNode(reactRootNode, node => node.setSrc && node.setInitialPlaybackSettings);
|
|
if (!player) {
|
|
console.log('Could not find player');
|
|
return;
|
|
}
|
|
if (!playerState) {
|
|
console.log('Could not find player state');
|
|
return;
|
|
}
|
|
if (player.paused || player.core?.paused) {
|
|
return;
|
|
}
|
|
if (isPausePlay) {
|
|
player.pause();
|
|
player.play();
|
|
return;
|
|
}
|
|
if (LastPlayerReload > Date.now() - ReloadPlayerDelay) {
|
|
return;
|
|
}
|
|
LastPlayerReload = Date.now();
|
|
const lsKeyQuality = 'video-quality';
|
|
const lsKeyMuted = 'video-muted';
|
|
const lsKeyVolume = 'volume';
|
|
let currentQualityLS = null;
|
|
let currentMutedLS = null;
|
|
let currentVolumeLS = null;
|
|
try {
|
|
currentQualityLS = localStorage.getItem(lsKeyQuality);
|
|
currentMutedLS = localStorage.getItem(lsKeyMuted);
|
|
currentVolumeLS = localStorage.getItem(lsKeyVolume);
|
|
if (localStorageHookFailed && player?.core?.state) {
|
|
localStorage.setItem(lsKeyMuted, JSON.stringify({default:player.core.state.muted}));
|
|
localStorage.setItem(lsKeyVolume, player.core.state.volume);
|
|
}
|
|
if (localStorageHookFailed && player?.core?.state?.quality?.group) {
|
|
localStorage.setItem(lsKeyQuality, JSON.stringify({default:player.core.state.quality.group}));
|
|
}
|
|
} catch {}
|
|
console.log('Reloading Twitch player');
|
|
playerState.setSrc({ isNewMediaPlayerInstance: true, refreshAccessToken: true });
|
|
player.play();
|
|
if (localStorageHookFailed && (currentQualityLS || currentMutedLS || currentVolumeLS)) {
|
|
setTimeout(() => {
|
|
try {
|
|
if (currentQualityLS) {
|
|
localStorage.setItem(lsKeyQuality, currentQualityLS);
|
|
}
|
|
if (currentMutedLS) {
|
|
localStorage.setItem(lsKeyMuted, currentMutedLS);
|
|
}
|
|
if (currentVolumeLS) {
|
|
localStorage.setItem(lsKeyVolume, currentVolumeLS);
|
|
}
|
|
} catch {}
|
|
}, 3000);
|
|
}
|
|
}
|
|
function onContentLoaded() {
|
|
// Hooks for preserving volume / resolution
|
|
try {
|
|
const keysToCache = [
|
|
'video-quality',
|
|
'video-muted',
|
|
'volume',
|
|
'lowLatencyModeEnabled',// Low Latency
|
|
'persistenceEnabled',// Mini Player
|
|
];
|
|
const cachedValues = new Map();
|
|
for (let i = 0; i < keysToCache.length; i++) {
|
|
cachedValues.set(keysToCache[i], localStorage.getItem(keysToCache[i]));
|
|
}
|
|
const realSetItem = localStorage.setItem;
|
|
localStorage.setItem = function(key, value) {
|
|
if (cachedValues.has(key)) {
|
|
cachedValues.set(key, value);
|
|
}
|
|
realSetItem.apply(this, arguments);
|
|
};
|
|
const realGetItem = localStorage.getItem;
|
|
localStorage.getItem = function(key) {
|
|
if (cachedValues.has(key)) {
|
|
return cachedValues.get(key);
|
|
}
|
|
return realGetItem.apply(this, arguments);
|
|
};
|
|
if (!localStorage.getItem.toString().includes(Object.keys({cachedValues})[0])) {
|
|
// These hooks are useful to preserve player state on player reload
|
|
// Firefox doesn't allow hooking of localStorage functions but chrome does
|
|
localStorageHookFailed = true;
|
|
}
|
|
} catch (err) {
|
|
console.log('localStorageHooks failed ' + err)
|
|
localStorageHookFailed = true;
|
|
}
|
|
}
|
|
window.reloadTwitchPlayer = reloadTwitchPlayer;
|
|
window.allSegmentsAreAdSegments = () => {
|
|
postTwitchWorkerMessage('AllSegmentsAreAdSegments');
|
|
};
|
|
declareOptions(window);
|
|
hookWindowWorker();
|
|
hookFetch();
|
|
if (document.readyState === "complete" || document.readyState === "loaded" || document.readyState === "interactive") {
|
|
onContentLoaded();
|
|
} else {
|
|
window.addEventListener("DOMContentLoaded", function() {
|
|
onContentLoaded();
|
|
});
|
|
}
|
|
})(); |