46 lines
1.3 KiB
TypeScript
46 lines
1.3 KiB
TypeScript
import { NextRequest, NextResponse } from 'next/server';
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import { readFile } from 'fs/promises';
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import path from 'path';
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const MIME: Record<string, string> = {
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'.jpg': 'image/jpeg',
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'.jpeg': 'image/jpeg',
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'.png': 'image/png',
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'.webp': 'image/webp',
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'.avif': 'image/avif',
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'.gif': 'image/gif',
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};
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/**
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* Serves uploaded product images dynamically from disk on every request.
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* Mirrors the behaviour of the admin app so newly uploaded images are
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* immediately available without a rebuild.
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*/
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export async function GET(
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_request: NextRequest,
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{ params }: { params: Promise<{ filename: string }> },
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) {
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const { filename } = await params;
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const safe = path.basename(filename);
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if (safe !== filename || filename.includes('..')) {
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return NextResponse.json({ error: 'Invalid filename' }, { status: 400 });
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}
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const ext = path.extname(safe).toLowerCase();
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const filePath = path.join(process.cwd(), 'public', 'uploads', safe);
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try {
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const buffer = await readFile(filePath);
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return new NextResponse(buffer, {
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headers: {
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'Content-Type': MIME[ext] ?? 'application/octet-stream',
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'Cache-Control': 'public, max-age=31536000, immutable',
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'X-Content-Type-Options': 'nosniff',
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},
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});
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} catch {
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return NextResponse.json({ error: 'Not found' }, { status: 404 });
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}
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}
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