From 8682cc74c87c847053cce151206fe06a999a3073 Mon Sep 17 00:00:00 2001
From: bchavez <bchavez@bitarmory.com>
Date: Thu, 9 Feb 2017 13:20:02 -0800
Subject: [PATCH] Fixes #1098. Allows derived types of
 UserClaimsPrincipalFactory to return their own ClaimsPrincipals.

---
 .../UserClaimsPrincipalFactory.cs                    | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/Microsoft.AspNetCore.Identity/UserClaimsPrincipalFactory.cs b/src/Microsoft.AspNetCore.Identity/UserClaimsPrincipalFactory.cs
index e58ba0ae99..20062e6470 100644
--- a/src/Microsoft.AspNetCore.Identity/UserClaimsPrincipalFactory.cs
+++ b/src/Microsoft.AspNetCore.Identity/UserClaimsPrincipalFactory.cs
@@ -113,7 +113,17 @@ namespace Microsoft.AspNetCore.Identity
             {
                 id.AddClaims(await UserManager.GetClaimsAsync(user));
             }
-            return new ClaimsPrincipal(id);
+            return await CreatePrincipalAsync(id);
+        }
+
+        /// <summary>
+        /// Creates a <see cref="ClaimsPrincipal"/> from a <see cref="ClaimsIdentity"/>.
+        /// </summary>
+        /// <param name="id">The <see cref="ClaimsIdentity"/> with claims.</param>
+        /// <returns>The <see cref="Task"/> that represents the asynchronous creation operation, containing the <see cref="ClaimsPrincipal"/> with the <see cref="ClaimsIdentity"/>.</returns>
+        protected virtual Task<ClaimsPrincipal> CreatePrincipalAsync(ClaimsIdentity id)
+        {
+            return Task.FromResult(new ClaimsPrincipal(id));
         }
     }
 }
\ No newline at end of file