[HttpGet]
        public HttpResponseMessage GetSiteMap()
        {
            string PAGESXML = "";


            List<TreeNode> BusinessListingTreeNodes = DocumentHelper.GetDocuments().Types("React.Page","React.OtherPage").OnCurrentSite()
                .Path("/",PathTypeEnum.Children).Culture("en-GB").CombineWithDefaultCulture(true).Published().PublishedVersion().CheckPermissions(false).NestingLevel(5).ToList();

            var siteurl = CMS.SiteProvider.SiteContext.CurrentSite.SitePresentationURL;

            //remove trailing backslash
            if (siteurl.EndsWith("/"))
            {
                siteurl = siteurl.Substring(0, siteurl.Length - 1);
            }

            if (BusinessListingTreeNodes != null || BusinessListingTreeNodes.Count() > 0)
            {

                foreach (TreeNode ThisPage in BusinessListingTreeNodes)
                {
                    string lastdate = ThisPage.DocumentLastPublished.ToString("yyyy-MM-dd");
                    if (lastdate == "0001-01-01")
                    {
                        PAGESXML += @"<url><loc>" + siteurl + ThisPage.NodeAliasPath.ToLower() + @"</loc>                                
                                </url>";
                    }
                    else
                    {
                        PAGESXML += @"<url><loc>" + siteurl + ThisPage.NodeAliasPath.ToLower() + @"</loc>
                                <lastmod>" + lastdate + @"</lastmod>
                                </url>";
                    }

                }

            }


            string XML = @" 
                            <urlset xmlns='http://www.sitemaps.org/schemas/sitemap/0.9' xmlns:xhtml='http://www.w3.org/1999/xhtml'>
                                " + PAGESXML + @"
                               
                            </urlset>
            ";
            return new HttpResponseMessage()
            {
                Content = new StringContent(XML, System.Text.Encoding.UTF8, "application/xml")
            };
        }