From 44d5b0637a081257b73cbe0033c8944452aa4a3f Mon Sep 17 00:00:00 2001
From: Stefan Benz <46600784+stebenz@users.noreply.github.com>
Date: Wed, 12 Mar 2025 10:04:51 +0100
Subject: [PATCH] fix: saml attributes for form post

---
 apps/login/src/app/login/route.ts | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/apps/login/src/app/login/route.ts b/apps/login/src/app/login/route.ts
index 0aba32e76e..40dfcdcd8b 100644
--- a/apps/login/src/app/login/route.ts
+++ b/apps/login/src/app/login/route.ts
@@ -476,17 +476,17 @@ export async function GET(request: NextRequest) {
         return NextResponse.redirect(url);
       } else if (url && binding.case === "post") {
         const formData = {
-          relayState: binding.value.relayState,
-          samlResponse: binding.value.samlResponse,
+          "RelayState": binding.value.relayState,
+          "SAMLResponse": binding.value.samlResponse,
         };
 
-        // Convert form data to URL-encoded string
-        const formBody = new FormData();
+        const formBody = Object.entries(formData)
+            .map(
+                ([key, value]) =>
+                    encodeURIComponent(key) + "=" + encodeURIComponent(value),
+            )
+            .join("&");
 
-        formBody.append("RelayState", formData.relayState);
-        formBody.append("SAMLResponse", formData.samlResponse);
-        console.log(url)
-        console.log(formBody)
         // Make a POST request to the external URL with the form data
         const response = await fetch(url, {
           method: "POST",
@@ -495,7 +495,6 @@ export async function GET(request: NextRequest) {
           },
           body: formBody,
         });
-        console.log(response)
 
         // Handle the response from the external URL
         if (response.ok) {