67 lines
2.0 KiB
TypeScript
67 lines
2.0 KiB
TypeScript
import browser from 'webextension-polyfill';
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import storage from '../redirect/storage.js';
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async function browserActionClicked() {
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await browser.runtime.openOptionsPage();
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}
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if (import.meta.env.VITE_BROWSER === 'chromium') {
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browser.action.onClicked.addListener(browserActionClicked);
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} else {
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browser.browserAction.onClicked.addListener(browserActionClicked);
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}
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browser.runtime.onInstalled.addListener(async () => {
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if (import.meta.env.DEV) {
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await browser.runtime.openOptionsPage();
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}
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});
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browser.webNavigation.onBeforeNavigate.addListener(async (details) => {
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if (!details.url.startsWith('http') || details.frameId > 0) {
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return;
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}
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const {latestTime} = await browser.storage.local.get('latestTime');
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const redirectDelta = Date.now() - (latestTime ?? 0);
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if (redirectDelta < 100) {
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return;
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}
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const tab = await browser.tabs.query({active: true, lastFocusedWindow: true});
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const currentTabUrl =
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tab[0]?.url === undefined ? undefined : new URL(tab[0].url);
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const url = new URL(details.url);
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const {latestUrl} = await browser.storage.local.get('latestUrl');
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if (redirectDelta < 30_000 && url.href === latestUrl) {
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return;
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}
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for (const redirect of await storage.getRedirects()) {
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if (!redirect.parameters.enabled) {
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continue;
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}
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if (redirect.isMatch(url)) {
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// Don't redirect if the URL before going to a new page is also a match.
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// This will happen when the user is already on a website that has a
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// redirect, but for whatever reason hasn't redirected. So it's safe to
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// assume that they want to stay on this website, rather than get
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// redirected.
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if (currentTabUrl !== undefined && redirect.isMatch(currentTabUrl)) {
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break;
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}
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const redirectedUrl = redirect.redirect(url);
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await browser.tabs.update(details.tabId, {url: redirectedUrl.href});
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await browser.storage.local.set({
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latestTime: Date.now(),
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latestUrl: url.href,
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});
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break;
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}
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}
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});
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