public string GetLastPostInCategory(ForumCategory cat)
 {
     var post = cat.LatestForumPost();
     if (post != null)
     {
         return string.Format(library.GetDictionaryItem("LastPostByTextFormat"),
             Helpers.GetPrettyDate(post.CreatedOn.ToString()),
             post.Owner.MemberLoginName);
     }
     var getNa = library.GetDictionaryItem("GetNAText");
     return string.Format(library.GetDictionaryItem("LastPostByTextFormat"), getNa, getNa);
 }
        public string GetLastPostInCategory(ForumCategory cat)
        {
            var post = cat.LatestForumPost();
            if (post != null)
            {
                return string.Format(library.GetDictionaryItem("LastPostByTextFormat"),
                    Helpers.GetPrettyDate(post.CreatedOn.ToString()),
                    post.Owner.MemberLoginName);
            }

            return "Er zijn nog geen discussies in deze kennisgroep.";
        }