src/Orchard.Web/Modules/Orchard.AntiSpam/Drivers/SpamFilterPartDriver.cs

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using System;
using Orchard.AntiSpam.Models;
using Orchard.ContentManagement.Drivers;
using Orchard.ContentManagement.Handlers;
using Orchard.Localization;

namespace Orchard.AntiSpam.Drivers {
    public class SpamFilterPartDriver : ContentPartDriver<SpamFilterPart> {
        private const string TemplateName = "Parts/SpamFilter";

        public SpamFilterPartDriver(IOrchardServices services) {
            T = NullLocalizer.Instance;
            Services = services;
        }

        public Localizer T { get; set; }
        public IOrchardServices Services { get; set; }

        protected override string Prefix {
            get { return "SpamFilter"; }
        }

        protected override DriverResult Display(SpamFilterPart part, string displayType, dynamic shapeHelper) {
            return ContentShape("Parts_SpamFilter_Metadata_SummaryAdmin",
                                () => shapeHelper.Parts_SpamFilter_Metadata_SummaryAdmin());
        }

        protected override void Importing(SpamFilterPart part, ImportContentContext context) {
            var status = context.Attribute(part.PartDefinition.Name, "Status");
            
            if (status != null) {
                SpamStatus value;
                if(Enum.TryParse(status, out value)) {
                    part.Status = value;
                }
            }
        }

        protected override void Exporting(SpamFilterPart part, ExportContentContext context) {
            context.Element(part.PartDefinition.Name).SetAttributeValue("Status", part.Status.ToString());
        }
    }
}