Viewable sitemap

Sitemap_Urls_Global.asax.cs

using System;
using System.Linq;
using Telerik.Sitefinity.Abstractions;
using Telerik.Sitefinity.Services;
using Telerik.Sitefinity.SitemapGenerator.Abstractions.Events;
using Telerik.Sitefinity.SitemapGenerator.Data;

namespace SitefinityWebApp
{
    public class Global : System.Web.HttpApplication
    {

        protected void Application_Start(object sender, EventArgs e)
        {
            Bootstrapper.Initialized += new EventHandler<Telerik.Sitefinity.Data.ExecutedEventArgs>(this.Bootstrapper_Initialized);
        }

        void Bootstrapper_Initialized(object sender, Telerik.Sitefinity.Data.ExecutedEventArgs e)
        {
            if (e.CommandName == "Bootstrapped")
            {
                EventHub.Subscribe<ISitemapGeneratorBeforeWriting>(Before_Writing);
            }
        }

        private void Before_Writing(ISitemapGeneratorBeforeWriting evt)
        {
            var currentContext = Telerik.Sitefinity.Services.SystemManager.CurrentHttpContext;
            var host = currentContext.Request.Url.Host;

            //Strip out trailing slashes and remove localhost
            foreach (var e in evt.Entries)
            {
                e.Location = e.Location.TrimEnd('/').Replace("http://localhost", $"https://{host}");
            }

            //Dump to readable sitemap file
            //https://developers.google.com/search/docs/advanced/sitemaps/build-sitemap#expandable-3
            try
            {
                string flatSitemap = "";
                foreach (var e in evt.Entries.OrderBy(x => x.Location))
                {
                    flatSitemap += $"{e.Location}\n";
                }
                File.WriteAllText(currentContext.Server.MapPath("~/sitemap.txt"), flatSitemap);
            }
            catch (Exception ex)
            {
                //Handle error?
            }
        }
    }
}