EditWebpagePermission.cs

    public class EditWebpagePermission : IWebsitePermission
    {
        public bool HasOption
        {
            get { return true; }
        }

        public bool Check(Models.User user, System.Web.Mvc.ActionExecutingContext context)
        {
            //okay there are alot of things that need to be checked here.
            //first, check to see if the user actually has this permission at all, without any options.
            if (user.HasPermission(this.Name))
            {
                //okay, they have this permission, so they can access the webpages.
                //I guess to check the option, that will be a different check?
                return true;
            }
            else
            {
                //they don't have this permission.
                return false;
            }
        }

        public string Option { get; set; }

        public string Description
        {
            get { return "Provides access to edit certain webpages"; }
        }

        public string Name
        {
            get { return "Edit Webpages"; }
        }

        public string OptionDescription
        {
            get { return "The folder where the user can edit"; }
        }

        public List<PermissionDropDown> DropDown
        {
            get {
                var db = new KangarooContext();
                var rtn = new List<PermissionDropDown>(); //okay, so this has to hold all webpage folders
                var curr_folder = db.Folders.Where(f => f.Name == "Webpages").Single();
                rtn.Add(new PermissionDropDown { Name = curr_folder.Path, Value = curr_folder.FolderId.ToString() });
                return AddChildren(curr_folder, rtn);
            }
        }

        private List<PermissionDropDown> AddChildren(Folder f, List<PermissionDropDown> work)
        {
            foreach (var child in f.Children)
            {
                work.Add( new PermissionDropDown { Name = child.Path, Value = child.FolderId.ToString() });
                AddChildren(child, work);
            }
            return work;
        }
        public static bool CheckOption(Models.User user, Models.Folder folder)
        {
            var option = Convert.ToInt32(user.GetPermissionOption("Edit Webpages"));
            if (folder.FolderId == option || folder.FolderIsAncestor(option))
                return true;
            return false;
        }
    }