feat: sign in to YouTube with browser cookies

Answers the bot challenge from inside the app. Settings gains a browser
picker listing only the browsers actually installed; choosing one passes
--cookies-from-browser to every yt-dlp call, so YouTube sees an
authenticated session. Verified against a live block: refused without
cookies, resolved with them.

Arc is Chromium underneath but is not one of yt-dlp's known names, so it
is addressed by its profile directory instead.

yt-dlp's errors are translated into something actionable. The stock bot
message points at command-line flags a user cannot type; it now names
the setting that fixes it, and Safari's protected cookie store gets its
own message about Full Disk Access rather than a bare 'Operation not
permitted'.

A Check connection button reports whether YouTube is reachable, testing
against the newest video in the feed — the hardcoded id it used at first
had been taken down, so it reported a dead video rather than the
connection.
This commit is contained in:
vincent
2026-08-29 14:21:35 +02:00
parent 7aae080e46
commit 22c7a3a5ec
5 changed files with 257 additions and 15 deletions
+20 -2
View File
@@ -1,7 +1,7 @@
import { useCallback, useEffect, useMemo, useRef, useState } from "react";
import {
cancelDownload, deleteAllDownloads, deleteDownload, downloadVideo,
fetchDurations, onRefreshProgress, refreshFeeds,
fetchDurations, onRefreshProgress, refreshFeeds, setCookieSource,
} from "./api";
import Player from "./components/Player";
import Settings from "./components/Settings";
@@ -55,6 +55,13 @@ export default function App() {
const [showSettings, setShowSettings] = useState(false);
// Index into the current feed, so the player can step through it.
const [playingIndex, setPlayingIndex] = useState<number | null>(null);
const [browser, setBrowser] = useState(() => {
try {
return localStorage.getItem("flighttube.browser") ?? "";
} catch {
return "";
}
});
const [subLang, setSubLang] = useState(() => {
try {
const stored = localStorage.getItem("flighttube.subLang");
@@ -84,6 +91,14 @@ export default function App() {
const [toast, setToast] = useState<string | null>(null);
const [failure, setFailure] = useState<string | null>(null);
// The backend holds no state across launches, so the stored choice has to be
// handed back to it before the first yt-dlp call.
useEffect(() => {
setCookieSource(browser).catch(() => {
/* falls back to no cookies */
});
}, [browser]);
const { mode, setMode } = useAppearance();
const windowFullscreen = useWindowFullscreen();
const { online, reachable, forcedOffline, setForcedOffline, probe } = useConnectivity();
@@ -104,13 +119,14 @@ export default function App() {
localStorage.setItem("flighttube.quality", quality);
localStorage.setItem("flighttube.streamQuality", streamQuality);
localStorage.setItem("flighttube.subLang", subLang);
localStorage.setItem("flighttube.browser", browser);
localStorage.setItem("flighttube.downloadedOnly", downloadedOnly ? "1" : "0");
localStorage.setItem("flighttube.hideShorts", hideShorts ? "1" : "0");
localStorage.setItem("flighttube.sidebarHidden", sidebarHidden ? "1" : "0");
} catch {
/* storage blocked */
}
}, [view, quality, streamQuality, subLang, downloadedOnly, hideShorts, sidebarHidden]);
}, [view, quality, streamQuality, subLang, browser, downloadedOnly, hideShorts, sidebarHidden]);
// Offline, the only videos that can be played are the ones already on disk,
// so the feed collapses to those regardless of the toggle.
@@ -459,6 +475,8 @@ export default function App() {
onStreamQuality={setStreamQuality}
subLang={subLang}
onSubLang={setSubLang}
browser={browser}
onBrowser={setBrowser}
onError={setFailure}
onImported={(n) => {
reload();
+10
View File
@@ -32,6 +32,16 @@ export const deleteAllDownloads = () => invoke<number>("delete_all_downloads");
/** Fills in missing video lengths, a batch at a time. Returns how many. */
export const fetchDurations = () => invoke<number>("fetch_durations");
/** Browsers installed here that yt-dlp can read cookies from: [id, label]. */
export const listBrowsers = () => invoke<Array<[string, string]>>("list_browsers");
/** Empty string signs out. */
export const setCookieSource = (browser: string) =>
invoke<void>("set_cookie_source", { browser });
/** Resolves a known video to check whether YouTube is currently reachable. */
export const testYoutube = () => invoke<string>("test_youtube");
/** WebVTT sidecars beside a downloaded video, as [language, path] pairs. */
export const listSubtitles = (videoId: string) =>
invoke<Array<[string, string]>>("list_subtitles", { videoId });
+78 -3
View File
@@ -1,6 +1,7 @@
import { useEffect, useState } from "react";
import {
checkPrereqs, importTakeoutCsv, pickLibraryFolder, pickTakeoutFile, previewTakeoutImport,
checkPrereqs, importTakeoutCsv, listBrowsers, pickLibraryFolder, pickTakeoutFile,
previewTakeoutImport, setCookieSource, testYoutube,
} from "../api";
import { APPEARANCE_MODES, type Appearance } from "../hooks/useAppearance";
import {
@@ -9,7 +10,8 @@ import {
} from "../types";
import TakeoutGuide from "./TakeoutGuide";
import {
BTN_PRIMARY, CONTROL_H, Dialog, HELP, ICON_BTN, LABEL, SectionHeading, Segmented, SUBPANEL,
BTN, BTN_PRIMARY, CONTROL_H, Dialog, HELP, ICON_BTN, LABEL, SectionHeading, Segmented,
SUBPANEL,
} from "./ui";
interface Props {
@@ -23,6 +25,8 @@ interface Props {
onStreamQuality: (q: Quality) => void;
subLang: string;
onSubLang: (l: string) => void;
browser: string;
onBrowser: (b: string) => void;
onError: (message: string) => void;
}
@@ -47,11 +51,40 @@ function StatusRow({ label, value }: { label: string; value: string | null }) {
export default function Settings({
onClose, onImported, appearance, onAppearance, quality, onQuality,
streamQuality, onStreamQuality, subLang, onSubLang, onError,
streamQuality, onStreamQuality, subLang, onSubLang, browser, onBrowser, onError,
}: Props) {
const [prereqs, setPrereqs] = useState<Prereqs | null>(null);
const [pending, setPending] = useState<{ path: string; preview: ImportPreview } | null>(null);
const [busy, setBusy] = useState(false);
const [browsers, setBrowsers] = useState<Array<[string, string]>>([]);
const [check, setCheck] = useState<{ ok: boolean; message: string } | null>(null);
const [checking, setChecking] = useState(false);
useEffect(() => {
listBrowsers().then(setBrowsers).catch(() => setBrowsers([]));
}, []);
const chooseBrowser = async (id: string) => {
onBrowser(id);
setCheck(null);
try {
await setCookieSource(id);
} catch (e) {
onError(String(e));
}
};
const runCheck = async () => {
setChecking(true);
setCheck(null);
try {
setCheck({ ok: true, message: await testYoutube() });
} catch (e) {
setCheck({ ok: false, message: String(e) });
} finally {
setChecking(false);
}
};
const load = () => checkPrereqs().then(setPrereqs).catch(() => setPrereqs(null));
useEffect(() => { load(); }, []);
@@ -208,6 +241,48 @@ export default function Settings({
</p>
</section>
<section className="border-b border-slate-200 px-5 py-4 dark:border-slate-800">
<SectionHeading>Sign in to YouTube</SectionHeading>
<p className={`mt-1.5 ${HELP}`}>
YouTube sometimes asks a machine to prove it is not a bot, and then
nothing will stream or download. Pointing the app at a browser you are
already signed into clears that. The cookies are read on this Mac and
sent only to YouTube.
</p>
<label className="mt-2 grid grid-cols-[92px_1fr] items-center gap-2">
<span className={LABEL}>Use cookies</span>
<select
value={browser}
onChange={(e) => void chooseBrowser(e.target.value)}
className={SELECT}
>
<option value="">Not signed in</option>
{browsers.map(([id, label]) => (
<option key={id} value={id}>
{label}
</option>
))}
</select>
</label>
<div className="mt-2 flex items-center gap-2">
<button onClick={runCheck} disabled={checking} className={`${BTN} cursor-pointer`}>
{checking ? "Checking…" : "Check connection"}
</button>
{check && (
<span
className={`text-[11px] leading-snug ${
check.ok
? "text-slate-500 dark:text-slate-400"
: "text-red-600 dark:text-red-400"
}`}
>
{check.message}
</span>
)}
</div>
</section>
<section className="border-b border-slate-200 px-5 py-4 dark:border-slate-800">
<SectionHeading>Appearance</SectionHeading>
<div className="mt-2 flex items-center justify-between gap-3">