Add Worker check from AdGuard Extra #276
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pixeltris
@@ -23,89 +23,90 @@ twitch-videoad.js text/javascript
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scope.ClientIntegrityHeader = null;
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scope.AuthorizationHeader = null;
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}
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declareOptions(window);
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var twitchWorkers = [];
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const oldWorker = window.Worker;
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window.Worker = class Worker extends oldWorker {
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constructor(twitchBlobUrl, options) {
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var 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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var newBlobStr = `
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${processM3U8.toString()}
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${hookWorkerFetch.toString()}
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${declareOptions.toString()}
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${getAccessToken.toString()}
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${gqlRequest.toString()}
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${makeGraphQlPacket.toString()}
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${tryNotifyAdsWatchedM3U8.toString()}
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${parseAttributes.toString()}
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${onFoundAd.toString()}
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${getWasmWorkerUrl.toString()}
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var workerUrl = getWasmWorkerUrl('${twitchBlobUrl.replaceAll("'", "%27")}');
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if (workerUrl && workerUrl.includes('assets.twitch.tv/assets/amazon-ivs-wasmworker')) {
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declareOptions(self);
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self.addEventListener('message', function(e) {
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if (e.data.key == 'UboUpdateDeviceId') {
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gql_device_id = e.data.value;
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} else if (e.data.key == 'UpdateClientIntegrityHeader') {
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ClientIntegrityHeader = e.data.value;
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} else if (e.data.key == 'UpdateAuthorizationHeader') {
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AuthorizationHeader = e.data.value;
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}
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});
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hookWorkerFetch();
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importScripts(workerUrl);
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function hookWindowWorker() {
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window.Worker = class Worker extends oldWorker {
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constructor(twitchBlobUrl, options) {
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var 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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`
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super(URL.createObjectURL(new Blob([newBlobStr])), options);
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twitchWorkers.push(this);
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this.onmessage = function(e) {
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// NOTE: Removed adDiv caching as '.video-player' can change between streams?
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if (e.data.key == 'UboShowAdBanner') {
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var adDiv = getAdDiv();
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if (adDiv != null) {
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adDiv.P.textContent = 'Blocking' + (e.data.isMidroll ? ' midroll' : '') + ' ads';
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if (OPT_SHOW_AD_BANNER) {
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adDiv.style.display = 'block';
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var newBlobStr = `
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${processM3U8.toString()}
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${hookWorkerFetch.toString()}
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${declareOptions.toString()}
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${getAccessToken.toString()}
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${gqlRequest.toString()}
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${makeGraphQlPacket.toString()}
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${tryNotifyAdsWatchedM3U8.toString()}
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${parseAttributes.toString()}
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${onFoundAd.toString()}
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${getWasmWorkerUrl.toString()}
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var workerUrl = getWasmWorkerUrl('${twitchBlobUrl.replaceAll("'", "%27")}');
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if (workerUrl && workerUrl.includes('assets.twitch.tv/assets/amazon-ivs-wasmworker')) {
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declareOptions(self);
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self.addEventListener('message', function(e) {
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if (e.data.key == 'UboUpdateDeviceId') {
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gql_device_id = e.data.value;
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} else if (e.data.key == 'UpdateClientIntegrityHeader') {
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ClientIntegrityHeader = e.data.value;
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} else if (e.data.key == 'UpdateAuthorizationHeader') {
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AuthorizationHeader = e.data.value;
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}
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});
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hookWorkerFetch();
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importScripts(workerUrl);
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}
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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.onmessage = function(e) {
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// NOTE: Removed adDiv caching as '.video-player' can change between streams?
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if (e.data.key == 'UboShowAdBanner') {
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var adDiv = getAdDiv();
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if (adDiv != null) {
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adDiv.P.textContent = 'Blocking' + (e.data.isMidroll ? ' midroll' : '') + ' ads';
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if (OPT_SHOW_AD_BANNER) {
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adDiv.style.display = 'block';
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}
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}
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} else if (e.data.key == 'UboHideAdBanner') {
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var adDiv = getAdDiv();
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if (adDiv != null) {
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adDiv.style.display = 'none';
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}
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} else if (e.data.key == 'UboChannelNameM3U8Changed') {
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//console.log('M3U8 channel name changed to ' + e.data.value);
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} else if (e.data.key == 'UboReloadPlayer') {
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reloadTwitchPlayer();
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} else if (e.data.key == 'UboPauseResumePlayer') {
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reloadTwitchPlayer(false, true);
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} else if (e.data.key == 'UboSeekPlayer') {
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reloadTwitchPlayer(true);
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}
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}
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function getAdDiv() {
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var playerRootDiv = document.querySelector('.video-player');
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var adDiv = null;
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if (playerRootDiv != null) {
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adDiv = playerRootDiv.querySelector('.ubo-overlay');
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if (adDiv == null) {
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adDiv = document.createElement('div');
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adDiv.className = 'ubo-overlay';
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adDiv.innerHTML = '<div class="player-ad-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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adDiv.style.display = 'none';
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adDiv.P = adDiv.querySelector('p');
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playerRootDiv.appendChild(adDiv);
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}
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}
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} else if (e.data.key == 'UboHideAdBanner') {
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var adDiv = getAdDiv();
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if (adDiv != null) {
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adDiv.style.display = 'none';
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}
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} else if (e.data.key == 'UboChannelNameM3U8Changed') {
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//console.log('M3U8 channel name changed to ' + e.data.value);
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} else if (e.data.key == 'UboReloadPlayer') {
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reloadTwitchPlayer();
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} else if (e.data.key == 'UboPauseResumePlayer') {
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reloadTwitchPlayer(false, true);
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} else if (e.data.key == 'UboSeekPlayer') {
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reloadTwitchPlayer(true);
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return adDiv;
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}
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}
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function getAdDiv() {
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var playerRootDiv = document.querySelector('.video-player');
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var adDiv = null;
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if (playerRootDiv != null) {
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adDiv = playerRootDiv.querySelector('.ubo-overlay');
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if (adDiv == null) {
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adDiv = document.createElement('div');
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adDiv.className = 'ubo-overlay';
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adDiv.innerHTML = '<div class="player-ad-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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adDiv.style.display = 'none';
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adDiv.P = adDiv.querySelector('p');
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playerRootDiv.appendChild(adDiv);
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}
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}
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return adDiv;
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}
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}
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}
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function getWasmWorkerUrl(twitchBlobUrl) {
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@@ -580,9 +581,27 @@ twitch-videoad.js text/javascript
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localStorage.setItem(lsKeyVolume, currentVolumeLS);
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}, 3000);
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}
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window.reloadTwitchPlayer = reloadTwitchPlayer;
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hookFetch();
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function isWorkerIntact() {
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// Taken from Adguard Extra
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const iframe = window.document.createElement('iframe');
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window.document.body.append(iframe);
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const cleanWindow = iframe.contentWindow;
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if (cleanWindow.Worker.toString() === window.Worker.toString()) {
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iframe.remove();
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return true;
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}
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iframe.remove();
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return false;
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}
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function onContentLoaded() {
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if (!isWorkerIntact()) {
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console.log('Twitch Worker is already hooked');
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return;
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}
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window.reloadTwitchPlayer = reloadTwitchPlayer;
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declareOptions(window);
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hookWindowWorker();
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hookFetch();
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// This stops Twitch from pausing the player when in another tab and an ad shows.
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// Taken from https://github.com/saucettv/VideoAdBlockForTwitch/blob/cefce9d2b565769c77e3666ac8234c3acfe20d83/chrome/content.js#L30
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try {
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