AutoWikiBrowser.UsageStats.ReadXML C# (CSharp) Method

        private static void ReadXML(string xml)
        {
            try
            {
                if (string.IsNullOrEmpty(xml)) return; // handle network errors

                // we don't *need* these IDs if we're exiting, but I think it does no harm to check we received a valid response
                XmlDocument doc = new XmlDocument();
                doc.LoadXml(xml);
                XmlNodeList nodes = doc.GetElementsByTagName("DB");
                if (nodes.Count == 1 && nodes[0].Attributes != null && nodes[0].Attributes.Count == 2)
                {
                    RecordId = int.Parse(nodes[0].Attributes["Record"].Value);
                    SecretNumber = int.Parse(nodes[0].Attributes["Verify"].Value);
                }
                else
                {
                    throw new XmlException("Error parsing XML returned from UsageStats server");
                }
            }
            catch (Exception ex)
            {
                if (ex is XmlException)
                    throw;
                
                throw new XmlException("Error parsing XML returned from UsageStats server", ex);
            }
        }