From a610648d7b0fc5ef58fd62ce7a747168adcc5ad6 Mon Sep 17 00:00:00 2001
From: Red Mushie <noreply@redmushie.me>
Date: Wed, 17 Jul 2024 20:23:55 +0200
Subject: [PATCH] Try to fix redirect_uri being http when behind reverse proxy

---
 SS14.Admin/Startup.cs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/SS14.Admin/Startup.cs b/SS14.Admin/Startup.cs
index 1b36179..673e1b1 100644
--- a/SS14.Admin/Startup.cs
+++ b/SS14.Admin/Startup.cs
@@ -70,6 +70,16 @@ public void ConfigureServices(IServiceCollection services)
                     options.Scope.Add("profile");
                     options.GetClaimsFromUserInfoEndpoint = true;
 
+                    options.Events.OnRedirectToIdentityProvider = context =>
+                    {
+                        if (context.ProtocolMessage.RedirectUri.StartsWith("http://"))
+                        {
+                            context.ProtocolMessage.RedirectUri = string.Concat("https://",
+                                context.ProtocolMessage.RedirectUri.AsSpan("http://".Length));
+                        }
+                        return Task.CompletedTask;
+                    };
+
                     options.Events.OnTokenValidated = async ctx =>
                     {
                         var handler = ctx.HttpContext.RequestServices.GetRequiredService<LoginHandler>();