Restore user credentials in HttpBackgroundJob

src/OrchardCore/OrchardCore.Abstractions/BackgroundJobs/HttpBackgroundJob.cs

@@ -31,6 +31,8 @@ public static Task ExecuteAfterEndOfRequestAsync(string jobName, Func<ShellScope
         {
             return Task.CompletedTask;
         }
+        // Record the current logged in user.
+        var userPrincipal = httpContextAccessor.HttpContext.User.Clone();
 
         // Fire and forget in an isolated child scope.
         _ = ShellScope.UsingChildScopeAsync(async scope =>
@@ -59,7 +61,9 @@ public static Task ExecuteAfterEndOfRequestAsync(string jobName, Func<ShellScope
 
             // Create a new 'HttpContext' to be used in the background.
             httpContextAccessor.HttpContext = shellContext.CreateHttpContext();
-
+            // Restore the current user.
+            httpContextAccessor.HttpContext.User = userPrincipal;
+
             // Here the 'IActionContextAccessor.ActionContext' need to be cleared, this 'AsyncLocal'
             // field is not cleared by 'AspnetCore' and still references the previous 'HttpContext'.
             var actionContextAccessor = scope.ServiceProvider.GetService<IActionContextAccessor>();