public ActionResult List(GridCommand command, NewsItemListModel model)
        {
            if (!_permissionService.Authorize(StandardPermissionProvider.ManageNews))
                return AccessDeniedView();

            var news = _newsService.GetAllNews(0, model.SearchStoreId, command.Page - 1, command.PageSize, true);
            var gridModel = new GridModel<NewsItemModel>
            {
                Data = news.Select(x =>
                {
                    var m = x.ToModel();
                    if (x.StartDateUtc.HasValue)
                        m.StartDate = _dateTimeHelper.ConvertToUserTime(x.StartDateUtc.Value, DateTimeKind.Utc);
                    if (x.EndDateUtc.HasValue)
                        m.EndDate = _dateTimeHelper.ConvertToUserTime(x.EndDateUtc.Value, DateTimeKind.Utc);
                    m.CreatedOn = _dateTimeHelper.ConvertToUserTime(x.CreatedOnUtc, DateTimeKind.Utc);
                    m.LanguageName = x.Language.Name;
                    m.Comments = x.ApprovedCommentCount + x.NotApprovedCommentCount;
                    return m;
                }),
                Total = news.TotalCount
            };
            return new JsonResult
            {
                Data = gridModel
            };
        }
        public ActionResult List()
        {
            if (!_permissionService.Authorize(StandardPermissionProvider.ManageNews))
                return AccessDeniedView();

            var model = new NewsItemListModel();
            //stores
            model.AvailableStores.Add(new SelectListItem() { Text = _localizationService.GetResource("Admin.Common.All"), Value = "0" });
            foreach (var s in _storeService.GetAllStores())
                model.AvailableStores.Add(new SelectListItem() { Text = s.Name, Value = s.Id.ToString() });

            return View(model);
        }