92 lines
2.4 KiB
JavaScript
92 lines
2.4 KiB
JavaScript
"use strict";
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const nitterInstances = [
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"https://nitter.net",
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"https://nitter.snopyta.org",
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"https://nitter.42l.fr",
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"https://nitter.nixnet.services",
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"https://nitter.13ad.de",
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"https://nitter.pussthecat.org",
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"https://nitter.mastodont.cat",
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"https://nitter",
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"https://nitter.tedomum.net",
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"https://nitter.cattube.org",
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"https://nitter.fdn.fr",
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"https://nitter.1d4.us",
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"https://nitter.kavin.rocks",
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];
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let disableNitter;
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let nitterInstance;
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let redirectBypassFlag;
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let exceptions;
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window.browser = window.browser || window.chrome;
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function getRandomInstance() {
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return nitterInstances[~~(nitterInstances.length * Math.random())];
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}
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function isNotException(url) {
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return !exceptions.some((regex) => regex.test(url.href));
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}
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function shouldRedirect(url) {
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return (
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!redirectBypassFlag &&
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isNotException(url) &&
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!disableNitter &&
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url.host !== nitterInstance &&
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!url.pathname.includes("/home")
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);
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}
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function redirectTwitter(url) {
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if (url.host.split(".")[0] === "pbs") {
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return `${nitterInstance}/pic/${encodeURIComponent(url.href)}`;
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} else if (url.host.split(".")[0] === "video") {
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return `${nitterInstance}/gif/${encodeURIComponent(url.href)}`;
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} else {
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return `${nitterInstance}${url.pathname}${url.search}`;
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}
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}
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browser.storage.sync.get(
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[
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"nitterInstance",
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"disableNitter",
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"removeTwitterSW",
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"redirectBypassFlag",
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"exceptions",
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],
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(result) => {
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redirectBypassFlag = result.redirectBypassFlag;
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browser.storage.sync.set({
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redirectBypassFlag: false,
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});
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if (!result.removeTwitterSW) {
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disableNitter = result.disableNitter;
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nitterInstance = result.nitterInstance || getRandomInstance();
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exceptions = result.exceptions
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? result.exceptions.map((e) => {
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return new RegExp(e);
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})
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: [];
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navigator.serviceWorker.getRegistrations().then((registrations) => {
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for (let registration of registrations) {
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if (registration.scope === "https://twitter.com/") {
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registration.unregister();
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console.log("Unregistered Twitter SW", registration);
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}
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}
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});
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const url = new URL(window.location);
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if (shouldRedirect()) {
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const redirect = redirectTwitter(url);
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console.info("Redirecting", `"${url.href}"`, "=>", `"${redirect}"`);
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window.location = redirect;
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}
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}
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}
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);
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