Fix #5649: handle not found request.

Oqtane.Client/UI/PageState.cs

@@ -29,6 +29,8 @@ namespace Oqtane.UI
         public bool Refresh {  get; set; }
         public bool AllowCookies { get; set; }
 
+        public int? StatusCode { get; set; }
+
         public List<Page> Pages
         {
             get { return Site?.Pages; }
@@ -63,7 +65,8 @@ namespace Oqtane.UI
                 IsInternalNavigation = IsInternalNavigation,
                 RenderId = RenderId,
                 Refresh = Refresh,
-                AllowCookies = AllowCookies
+                AllowCookies = AllowCookies,
+                StatusCode = StatusCode
             };
         }
     }

Oqtane.Client/UI/SiteRouter.razor

@@ -158,7 +158,9 @@
 
         // verify user is authenticated for current site
         var authState = await AuthenticationStateProvider.GetAuthenticationStateAsync();
-        if (authState.User.Identity.IsAuthenticated && authState.User.Claims.Any(item => item.Type == Constants.SiteKeyClaimType && item.Value == SiteState.Alias.SiteKey))
+        if (authState.User.Identity.IsAuthenticated 
+                && authState.User.Claims.Any(item => item.Type == Constants.SiteKeyClaimType && item.Value == SiteState.Alias.SiteKey)
+                && PageState.StatusCode != (int)HttpStatusCode.NotFound)
         {
             // get user
             var userid = int.Parse(authState.User.Claims.First(item => item.Type == ClaimTypes.NameIdentifier).Value);
@@ -337,6 +339,7 @@
                     IsInternalNavigation = _isInternalNavigation,
                     RenderId = renderid,
                     Refresh = false,
+                    StatusCode = PageState?.StatusCode,
                     AllowCookies = _allowCookies.GetValueOrDefault(true)
                 };
                 OnStateChange?.Invoke(_pagestate);