private void RegennerateNewToken(ClaimsPrincipal principal, AuthorizationFilterContext context)
{
ClaimsIdentity identity = null;
identity = (ClaimsIdentity)principal.Identity;
Claim usernameClaim = identity.FindFirst(ClaimTypes.Name);
var username = usernameClaim.Value;
LoginsController ctrl = new LoginsController();
context.HttpContext.Response.Headers.Add("UpdatedToken", ctrl.createToken(username));
}
