From 7243a10fb213ab998e43902cb62e040a16150e39 Mon Sep 17 00:00:00 2001
From: kolaente <k@knt.li>
Date: Wed, 23 Jul 2025 15:39:16 +0200
Subject: [PATCH] fix(openid): check different provider types

Related to https://github.com/go-vikunja/vikunja/issues/1165
---
 pkg/modules/auth/openid/providers.go | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/pkg/modules/auth/openid/providers.go b/pkg/modules/auth/openid/providers.go
index 441d4662c..beab40288 100644
--- a/pkg/modules/auth/openid/providers.go
+++ b/pkg/modules/auth/openid/providers.go
@@ -105,7 +105,16 @@ func GetProvider(key string) (provider *Provider, err error) {
 	if err != nil {
 		return nil, err
 	}
-	provider = result.(*Provider)
+
+	// Handle type assertion safely - the memory backend strips pointer info when storing
+	switch v := result.(type) {
+	case *Provider:
+		provider = v
+	case Provider:
+		provider = &v
+	default:
+		return nil, fmt.Errorf("invalid cached provider type: %T", result)
+	}
 
 	err = provider.setOicdProvider()
 	return