public static SecurityPermission GetSecurityPermission <TAttribute>(this IAttributeProvider parent)
where TAttribute : SecurityAttribute =>
!parent.HasAttribute <TAttribute>()
? new SecurityPermission()
: new SecurityPermission(
level : parent.GetAttributeValue <TAttribute, SecurityPermissionLevels>(a => a.PermissionLevel) ?? SecurityPermissionLevels.AllowAuthorized,
roles : parent.GetAttributeValue <TAttribute>(a => a.Roles),
name : typeof(TAttribute).Name.Replace("Attribute", string.Empty)
);