protected override bool AuthorizeCore(HttpContextBase httpContext)
        {
            if (httpContext == null)
            {
                throw new ArgumentNullException("httpContext");
            }

            IPrincipal user = httpContext.User;

            if (!user.Identity.IsAuthenticated)
            {
                if (httpContext.Request.Cookies[FormsAuthentication.FormsCookieName] != null)
                {
                    string cookie = httpContext.Request.Cookies[FormsAuthentication.FormsCookieName].Value;
                    FormsAuthenticationTicket ticket = FormsAuthentication.Decrypt(cookie);
                    if (AuthService.ValidateUser(ticket.Name))
                    {
                        httpContext.User = new GenericPrincipal(new GenericIdentity(ticket.Name), null);
                        user             = httpContext.User;
                    }
                }
            }

            if (!AuthService.ValidateUser(user.Identity.Name))
            {
                if (!IsEventual)
                {
                    return(false);
                }
            }

            return(true);
        }
 protected override bool ValidateUser(string name, string password)
 {
     return(AuthService.ValidateUser(name, password));
 }