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Add /api/download endpoint for direct audio download

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2026-01-11 20:26:22 +01:00
parent 58dc28e373
commit 1f25800eb1
2 changed files with 59 additions and 0 deletions
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58
mod.ts
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@@ -256,6 +256,64 @@ async function handler(req: Request): Promise<Response> {
return proxyAudio(audioUrl, req);
}
// Download audio as MP3
if (pathname === "/api/download") {
const id = searchParams.get("id");
const title = searchParams.get("title") || "audio";
const artist = searchParams.get("artist") || "";
if (!id) return error("Missing id");
// Get stream URL
const piped = await fetchFromPiped(id);
let audioUrl = null;
let metadata = null;
if (piped.success && piped.streamingUrls) {
const audio = piped.streamingUrls.find((s: any) => s.mimeType?.includes("audio") && s.quality === "AUDIO_QUALITY_MEDIUM")
|| piped.streamingUrls.find((s: any) => s.mimeType?.includes("audio"));
if (audio) audioUrl = audio.url;
metadata = piped.metadata;
}
if (!audioUrl) {
const invidious = await fetchFromInvidious(id);
if (invidious.success && invidious.streamingUrls) {
const audio = invidious.streamingUrls.find((s: any) => s.mimeType?.includes("audio") && s.quality === "AUDIO_QUALITY_MEDIUM")
|| invidious.streamingUrls.find((s: any) => s.mimeType?.includes("audio"));
if (audio) audioUrl = audio.url;
metadata = invidious.metadata;
}
}
if (!audioUrl) return json({ success: false, error: "No audio stream found" }, 404);
// Create filename
const filename = `${artist ? artist + " - " : ""}${title}`.replace(/[<>:"/\\|?*]/g, "").trim() + ".m4a";
try {
const response = await fetch(audioUrl, {
headers: {
"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36",
"Referer": "https://www.youtube.com/",
"Origin": "https://www.youtube.com",
},
});
if (!response.ok) return json({ success: false, error: "Failed to fetch audio" }, 502);
return new Response(response.body, {
headers: {
"Content-Type": "audio/mp4",
"Content-Disposition": `attachment; filename="${encodeURIComponent(filename)}"`,
"Access-Control-Allow-Origin": "*",
"Access-Control-Expose-Headers": "Content-Disposition",
},
});
} catch (err) {
return json({ success: false, error: "Download failed: " + String(err) }, 500);
}
}
// ============ LYRICS & INFO ============
if (pathname === "/api/lyrics") {

1
ui.ts
View File

@@ -131,6 +131,7 @@ export const html = `<!DOCTYPE html>
<div class="section-title">Streaming & Lyrics</div>
<div class="api-list">
<div class="api-item"><span class="method">GET</span><span class="path">/api/stream?id=</span><span class="desc">Audio stream URLs</span></div>
<div class="api-item"><span class="method">GET</span><span class="path">/api/download?id=&title=&artist=</span><span class="desc">Download audio file</span></div>
<div class="api-item"><span class="method">GET</span><span class="path">/api/proxy?url=</span><span class="desc">Audio proxy (CORS)</span></div>
<div class="api-item"><span class="method">GET</span><span class="path">/api/lyrics?title=&artist=</span><span class="desc">Synced lyrics (LRC)</span></div>
</div>