fix protocol

ls1intum · Aug 12, 2023 · 22ae709 · 22ae709
1 parent faebd85
commit 22ae709
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/playground/src/helpers/origin_from_req.ts b/playground/src/helpers/origin_from_req.ts
@@ -2,6 +2,14 @@ import type { NextApiRequest } from "next/types";
 
 export default function getOriginFromRequest(req: NextApiRequest): string {
   const host = req.headers.host;
-  const protocol = req.headers["x-forwarded-proto"];
+  let protocol: string | undefined;  
+  const forwardedProto = req.headers["x-forwarded-proto"];
+  if (typeof forwardedProto === 'string') {
+    protocol = forwardedProto.split(',')[0];
+  } else if (Array.isArray(forwardedProto)) {
+    protocol = forwardedProto[0];
+  } else {
+    protocol = 'http';
+  }
   return `${protocol}://${host}`;
 }