ASP.NET (OWIN) Identity: How to get UserID from a Web API controller?

Question

(Using VS2013 RTW, ASP.NET MVC5)

I\'ve seen lots of documentation on how to add properties to the ApplicationUser class (and table) when using ASP.NET identity. But

Answer 1

ClaimsIdentity identity = new ClaimsIdentity(OAuthDefaults.AuthenticationType);
identity.AddClaim(new Claim(ClaimTypes.Name, userName));
identity.AddClaim(new Claim(ClaimTypes.NameIdentifier, UserID));

ClaimTypes.NameIdentifier is the claim for the function User.Identity.GetUserId()