gistfile1.cs

        [HttpPost]
        public ActionResult UpdatePrefix(ChangePrefixModel model) {
            if (!Request.IsAuthenticated) return RedirectToAction("Login", "Account");
            var referer = Request.UrlReferrer ?? new Uri("/");
            if (User.Identity.Name != model.User && !CmcsRoleProvider.IsStaff(User.Identity.Name)) {
                return Redirect(referer.ToString());
            }


            if (!ModelState.IsValid)
                return Redirect(referer.ToString());


            var user = database.permissions_entity.FirstOrDefault(entity => entity.type && entity.name == model.User);
            if (user == null) return Redirect(referer.ToString());


            if (string.IsNullOrWhiteSpace(model.Prefix)) {
                user.prefix = "";
                UpdateEntity(user);
                RemoteConsole.Command("/pex reload");
                return Redirect(referer.ToString());
            }


            var userParents = Roles.GetRolesForUser(user.name);
            if (userParents.Length < 1) return Redirect(referer.ToString());
            var mainParentName = userParents.Last();
            var mainParent = database.
                permissions_entity.FirstOrDefault(entity => !entity.type && entity.name == mainParentName);
            if (mainParent == null) return Redirect(referer.ToString());


            user.prefix = "&" + (char)model.Color + "[" + model.Prefix + "]" + mainParent.prefix;
            UpdateEntity(user);


            RemoteConsole.Command("/pex reload");


            return Redirect(referer.ToString());
        }