From 4fb9c7b3ca9e14f6c39f1079bc1b7229cf225869 Mon Sep 17 00:00:00 2001
From: Ulysse Carion <ulysse.carion@ssoready.com>
Date: Fri, 18 Oct 2024 10:20:04 -0700
Subject: [PATCH] base64-encode data url for IDP certificate (#8)

This PR fixes a bug affecting Safari. In Safari, it would appear the
newlines in data urls are stripped unless they are encoded as base64.

This PR base64-encodes the IDP certificate, which fixes the regression:

```
cat /Users/ucarion/Downloads/DummyIDP\ Certificate-3.crt
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----%

cat /Users/ucarion/Downloads/DummyIDP\ Certificate-4.crt
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----%
```
---
 src/app/apps/[id]/page.tsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/app/apps/[id]/page.tsx b/src/app/apps/[id]/page.tsx
index 155078f..429d157 100644
--- a/src/app/apps/[id]/page.tsx
+++ b/src/app/apps/[id]/page.tsx
@@ -43,7 +43,7 @@ export default async function Page({ params }: { params: { id: string } }) {
     return <h1>not found</h1>;
   }
 
-  const certificateDownloadURL = `data:text/plain,${INSECURE_PUBLIC_CERTIFICATE}`;
+  const certificateDownloadURL = `data:text/plain;base64,${btoa(INSECURE_PUBLIC_CERTIFICATE)}`;
 
   return (
     <div className="overflow-hidden">