66 lines
2.3 KiB
TypeScript
66 lines
2.3 KiB
TypeScript
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import { NextRequest } from "next/server";
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import { getServerSession } from "@/lib/auth/guards";
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import { prisma } from "@/lib/db";
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import { storage } from "@/lib/storage";
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export const dynamic = "force-dynamic";
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const CONTENT_TYPES: Record<string, string> = {
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mp3: "audio/mpeg",
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png: "image/png",
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jpg: "image/jpeg",
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jpeg: "image/jpeg",
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webp: "image/webp",
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zip: "application/zip",
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txt: "text/plain; charset=utf-8",
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};
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/**
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* Serve a stored asset by key after verifying the requester owns the episode
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* (or is an admin). Private MP3 downloads flow through here; public cover art is
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* served directly by nginx from /media.
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*/
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export async function GET(
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req: NextRequest,
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{ params }: { params: Promise<{ key: string[] }> }
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) {
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const { key: segments } = await params;
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const key = segments.join("/");
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const session = await getServerSession();
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if (!session) return new Response("Unauthorized", { status: 401 });
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// Resolve the owning episode from the asset record so we can authorize.
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const [audio, art] = await Promise.all([
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prisma.audioAsset.findFirst({ where: { storageKey: key }, select: { episode: { select: { userId: true } } } }),
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prisma.coverArt.findFirst({ where: { storageKey: key }, select: { episode: { select: { userId: true } } } }),
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]);
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const ownerId = audio?.episode.userId ?? art?.episode.userId;
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if (!ownerId) return new Response("Not found", { status: 404 });
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const isOwner = ownerId === session.user.id;
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const isAdmin = session.user.role === "admin";
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if (!isOwner && !isAdmin) return new Response("Forbidden", { status: 403 });
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const exists = await storage().exists(key);
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if (!exists) return new Response("Not found", { status: 404 });
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const data = await storage().get(key);
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const ext = key.split(".").pop()?.toLowerCase() ?? "";
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const contentType = CONTENT_TYPES[ext] ?? "application/octet-stream";
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const download = req.nextUrl.searchParams.get("download");
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const filename = key.split("/").pop() ?? "asset";
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return new Response(data as BodyInit, {
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headers: {
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"Content-Type": contentType,
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"Content-Length": String(data.byteLength),
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"Cache-Control": "private, max-age=3600",
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...(download
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? { "Content-Disposition": `attachment; filename="${filename}"` }
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: {}),
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},
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});
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}
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