AJH.CMS.Core.Data.CatalogManager.GetCatalogXMLPath C# (CSharp) Method

        public static string GetCatalogXMLPath(string CatalogPath, int portalID, int languageID)
        {
            if (!File.Exists(CatalogPath))
            {
                XmlDocument xmlDoc = new XmlDocument();

                XmlElement xmlRoot = xmlDoc.CreateElement("Catalogs");
                xmlDoc.AppendChild(xmlRoot);

                List<Catalog> Catalogs = GetCatalogs(portalID, languageID);
                List<Catalog> parentCatalogs = Catalogs != null ? Catalogs.Where(m => m.ParentCalalogID == 0).ToList() : null;
                if (parentCatalogs != null)
                    foreach (Catalog item in parentCatalogs)
                    {
                        XmlElement xmlEle = xmlDoc.CreateElement("Catalog");
                        xmlRoot.AppendChild(xmlEle);
                        SetAttributeCatalogNode(xmlDoc, xmlEle, item);
                        SetElementChildCatalog(xmlDoc, xmlEle, Catalogs, item.ID);
                    }

                XmlWriter xmlWriter = XmlWriter.Create(CatalogPath);
                xmlDoc.WriteTo(xmlWriter);
                xmlWriter.Flush();
                xmlWriter.Close();
            }
            return CatalogPath;
        }