BExIS.Web.Shell.Areas.RPM.Classes.DataStructureIO.createOderNode C# (CSharp) Метод

        private static XmlDocument createOderNode(StructuredDataStructure structuredDataStructure)
        {
            DataStructureManager dsm = new DataStructureManager();
            XmlDocument doc = (XmlDocument)structuredDataStructure.Extra;
            XmlNode order;

            if (doc == null)
            {
                doc = new XmlDocument();
                XmlNode root = doc.CreateNode(XmlNodeType.Element, "extra", null);
                doc.AppendChild(root);
            }
            if (doc.GetElementsByTagName("order").Count == 0)
            {

                if (structuredDataStructure.Variables.Count > 0)
                {
                    order = doc.CreateNode(XmlNodeType.Element, "order", null);

                    foreach (Variable v in structuredDataStructure.Variables)
                    {

                        XmlNode variable = doc.CreateNode(XmlNodeType.Element, "variable", null);
                        variable.InnerText = v.Id.ToString();
                        order.AppendChild(variable);
                    }

                    doc.FirstChild.AppendChild(order);
                    structuredDataStructure.Extra = doc;
                    dsm.UpdateStructuredDataStructure(structuredDataStructure);
                }
            }
            return doc;
        }