Function proxy

proxy.ts:35–55

(req: NextRequest)

};

export function proxy(req: NextRequest) {
  const { pathname, search } = req.nextUrl;

  if (pathname.endsWith(".md") && !PASSTHROUGH_PATHS.has(pathname)) {
    const realPath = pathname.replace(MD_SUFFIX, "") || "/";
    const target = toMdRewrite(realPath);
    return NextResponse.rewrite(new URL(`${target}${search}`, req.url));
  }

  const accept = req.headers.get("accept") ?? "";
  if (!accept.includes("text/markdown")) {
    return NextResponse.next();
  }

  if (isPassthrough(pathname) || FILE_EXTENSION.test(pathname)) {
    return NextResponse.next();
  }

  const target = toMdRewrite(pathname);
  return NextResponse.rewrite(new URL(`${target}${search}`, req.url));
}

export const proxyConfig = {
  matcher: ["/((?!_next/).*)"],