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Add youtubei.js for direct YouTube download

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Your Name
2026-01-11 21:24:06 +01:00
parent 9a9eda5867
commit cc527e3c0c
2 changed files with 50 additions and 40 deletions
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87
mod.ts
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@@ -7,6 +7,7 @@
*/
import { serve } from "https://deno.land/std@0.208.0/http/server.ts";
import { Innertube } from "youtubei.js";
import { YTMusic, YouTubeSearch, LastFM, fetchFromPiped, fetchFromInvidious, getLyrics, getTrendingMusic, getRadio, getTopArtists, getTopTracks, getArtistInfo, getTrackInfo, getSongComplete, getAlbumComplete, getArtistComplete, getFullChain } from "./lib.ts";
import { html as uiHtml } from "./ui.ts";
@@ -263,46 +264,54 @@ async function handler(req: Request): Promise<Response> {
const artist = searchParams.get("artist") || "";
if (!id) return error("Missing id");
// Try Piped first - it has better proxy support
let audioUrl = null;
let contentType = "audio/mp4";
const piped = await fetchFromPiped(id);
if (piped.success && piped.streamingUrls) {
// Piped uses mimeType field
const audio = piped.streamingUrls.find((s: any) =>
s.mimeType?.includes("audio/mp4")
) || piped.streamingUrls.find((s: any) => s.mimeType?.includes("audio"));
if (audio && audio.url) {
audioUrl = audio.url;
contentType = audio.mimeType?.split(";")[0] || "audio/mp4";
}
}
if (!audioUrl) {
const invidious = await fetchFromInvidious(id);
if (invidious.success && invidious.streamingUrls) {
// Invidious uses type field
const audio = invidious.streamingUrls.find((s: any) =>
s.type?.includes("audio/mp4")
) || invidious.streamingUrls.find((s: any) => s.type?.includes("audio"));
if (audio && audio.url) {
audioUrl = audio.url;
contentType = audio.type?.split(";")[0] || "audio/mp4";
}
}
}
if (!audioUrl) return json({ success: false, error: "No audio stream found" }, 404);
const ext = contentType.includes("webm") ? ".webm" : ".m4a";
const filename = `${artist ? artist + " - " : ""}${title}`.replace(/[<>:"/\\|?*]/g, "").trim() + ext;
// Proxy the download through our server
try {
const response = await fetch(audioUrl, {
// Use Innertube (YouTube.js) for direct access
const yt = await Innertube.create({
retrieve_player: false, // Faster, we just need stream URLs
});
const info = await yt.getBasicInfo(id);
// Get audio-only format (m4a)
const audioFormats = info.streaming_data?.adaptive_formats?.filter(
(f: any) => f.mime_type?.includes("audio/mp4")
) || [];
// Sort by bitrate and get best quality
audioFormats.sort((a: any, b: any) => (b.bitrate || 0) - (a.bitrate || 0));
const audio = audioFormats[0];
if (!audio?.url) {
// Fallback to Piped/Invidious
const piped = await fetchFromPiped(id);
if (piped.success && piped.streamingUrls) {
const pipedAudio = piped.streamingUrls.find((s: any) => s.mimeType?.includes("audio/mp4"))
|| piped.streamingUrls.find((s: any) => s.mimeType?.includes("audio"));
if (pipedAudio?.url) {
const response = await fetch(pipedAudio.url);
if (response.ok) {
const ext = pipedAudio.mimeType?.includes("webm") ? ".webm" : ".m4a";
const filename = `${artist ? artist + " - " : ""}${title}`.replace(/[<>:"/\\|?*]/g, "").trim() + ext;
return new Response(response.body, {
headers: {
"Content-Type": pipedAudio.mimeType?.split(";")[0] || "audio/mp4",
"Content-Disposition": `attachment; filename="${encodeURIComponent(filename)}"`,
"Access-Control-Allow-Origin": "*",
},
});
}
}
}
return json({ success: false, error: "No audio stream found" }, 404);
}
const ext = ".m4a";
const filename = `${artist ? artist + " - " : ""}${title}`.replace(/[<>:"/\\|?*]/g, "").trim() + ext;
// Fetch and proxy the audio
const response = await fetch(audio.url, {
headers: {
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36",
"User-Agent": "com.google.android.youtube/19.09.37 (Linux; U; Android 11) gzip",
"Accept": "*/*",
},
});
@@ -313,7 +322,7 @@ async function handler(req: Request): Promise<Response> {
return new Response(response.body, {
headers: {
"Content-Type": contentType,
"Content-Type": "audio/mp4",
"Content-Disposition": `attachment; filename="${encodeURIComponent(filename)}"`,
"Access-Control-Allow-Origin": "*",
"Access-Control-Expose-Headers": "Content-Disposition",