48 lines
1.2 KiB
TypeScript
48 lines
1.2 KiB
TypeScript
import type { NextApiRequest, NextApiResponse } from "next";
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export default async function handler(
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req: NextApiRequest,
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res: NextApiResponse,
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) {
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if (req.method !== "GET") {
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return res.status(405).json({ message: "Method not allowed" });
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}
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const { url, filename } = req.query;
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if (!url || typeof url !== "string") {
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return res.status(400).json({
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message: "url parameter is required",
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});
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}
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try {
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const downloadFilename = typeof filename === "string"
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? encodeURIComponent(filename)
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: "attachment";
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const upstream = await fetch(url);
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if (!upstream.ok) {
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return res.status(upstream.status).json({
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message: "Failed to fetch attachment",
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});
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}
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const contentType =
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upstream.headers.get("Content-Type") ?? "application/octet-stream";
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res.setHeader("Content-Type", contentType);
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res.setHeader(
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"Content-Disposition",
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`attachment; filename="${downloadFilename}"; filename*=UTF-8''${downloadFilename}`,
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);
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const buffer = await upstream.arrayBuffer();
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return res.send(Buffer.from(buffer));
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} catch (error) {
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console.error("Error downloading attachment:", error);
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return res.status(500).json({ message: "Failed to download attachment" });
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}
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}
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