/// <summary>
        /// Harvest a WiX document.
        /// </summary>
        /// <param name="argument">The argument for harvesting.</param>
        /// <returns>The harvested Fragment.</returns>
        public override Wix.Fragment[] Harvest(string argument)
        {
            DirectoryHarvester directoryHarvester = new DirectoryHarvester();

            directoryHarvester.Core = this.Core;
            directoryHarvester.KeepEmptyDirectories = true;

            IIsWebSiteHarvester iisWebSiteHarvester = new IIsWebSiteHarvester();

            iisWebSiteHarvester.Core = this.Core;

            IIs.WebSite webSite = iisWebSiteHarvester.HarvestWebSite(argument);

            Wix.Component component = new Wix.Component();
            component.AddChild(new Wix.CreateFolder());
            component.AddChild(webSite);

            this.Core.RootDirectory = webSite.Directory;
            Wix.Directory directory = directoryHarvester.HarvestDirectory(webSite.Directory, true);
            directory.AddChild(component);

            Wix.Fragment fragment = new Wix.Fragment();
            fragment.AddChild(directory);

            return(new Wix.Fragment[] { fragment });
        }