public void UpdateUserRoles(User user, List <string> roles)
{
var currentRoles = _membershipProvider.GetRolesForUser(user.UserName);
if (currentRoles.Contains("Administrator") && _membershipProvider.GetUsersInRole("Administrator").Count() <= 1)
{
return;
}
if (currentRoles != null && currentRoles.Length > 0)
{
_membershipProvider.RemoveUserFromRoles(user.UserName, currentRoles);
}
_membershipProvider.AddUserToRoles(user.UserName, roles.ToArray());
}
