always redirect to bmm.bcc.media unless it has ?force-old

BMM.Website/HtmlResult.cs

@@ -1,5 +1,6 @@
 using System.Net.Mime;
 using System.Text;
+using Microsoft.AspNetCore.Mvc;
 
 namespace BMM.Website;
 
@@ -54,4 +55,24 @@ public async Task ExecuteAsync(HttpContext httpContext)
  httpContext.Response.ContentLength = Encoding.UTF8.GetByteCount(adjustedHtml);
  await httpContext.Response.WriteAsync(adjustedHtml);
  }
+}
+
+public class RedirectResult : IResult
+{
+ public async Task ExecuteAsync(HttpContext httpContext)
+ {
+ var newUrl = $"https://bmm.bcc.media{httpContext.Request.Path}{httpContext.Request.QueryString}";
+
+ httpContext.Response.StatusCode = StatusCodes.Status302Found;
+ httpContext.Response.Headers.Add("Location", newUrl);
+ await Task.CompletedTask;
+ }
+}
+
+public static class Helper
+{
+ public static IResult Result()
+ {
+ return new RedirectResult();
+ }
 }

BMM.Website/Program.cs

@@ -1,5 +1,6 @@
 using System.Globalization;
 using BMM.Website;
+using Microsoft.AspNetCore.Http.Extensions;
 using Microsoft.AspNetCore.Rewrite;
 
 var builder = WebApplication.CreateBuilder(args);
@@ -11,7 +12,15 @@
 
 var indexFile = File.ReadAllText("wwwroot/index.html");
 
-var handler = () => new HtmlResult(indexFile);
+var handler = (HttpContext context) =>
+{
+ if (context.Request.QueryString.ToUriComponent().Contains("force-old"))
+ {
+ return new HtmlResult(indexFile);
+ }
+
+ return Helper.Result();
+};
 
 app.MapGet("/", handler);
 app.MapGet("index.html", handler);