ACR_ServerCommunicator.ModuleContentPatcher.ProcessModuleDownloaderResourcesUpdates C# (CSharp) Method

        public static bool ProcessModuleDownloaderResourcesUpdates(ALFA.Database Database, ACR_ServerCommunicator Script)
        {
            bool ContentChanged = false;

            //
            // Check the database for the expected download server configurations.
            //

            Database.ACR_SQLQuery("SELECT `Hash`, `DownloadHash`, `Name`, `DLSize`, `Size` FROM `content_download_config`");

            List<DownloadConfiguration> hakConfigs = new List<DownloadConfiguration>();

            //
            // Build a list of expected download configurations.
            //

            while (Database.ACR_SQLFetch())
            {
                DownloadConfiguration downloadConfig = new DownloadConfiguration();

                downloadConfig.Hash = Database.ACR_SQLGetData(0);
                downloadConfig.DownloadHash = Database.ACR_SQLGetData(1);
                downloadConfig.Name = Database.ACR_SQLGetData(2);
                downloadConfig.DLSize = Database.ACR_SQLGetData(3);
                downloadConfig.Size = Database.ACR_SQLGetData(4);

                if (String.IsNullOrEmpty(downloadConfig.Hash) ||
                    String.IsNullOrEmpty(downloadConfig.DownloadHash) ||
                    String.IsNullOrEmpty(downloadConfig.Name) ||
                    String.IsNullOrEmpty(downloadConfig.DLSize) ||
                    String.IsNullOrEmpty(downloadConfig.Size))
                {
                    continue;
                }

                hakConfigs.Add(downloadConfig);
            }

            //
            // If we have any configuration to do, we loop through and compare the 
            // configuration on the database with the configuration on the server,
            // updating the downloadresources xml if it is new.
            //

            if (hakConfigs.Count > 0)
            {
                XmlDocument moduleDownloadResources = new XmlDocument();
                moduleDownloadResources.Load(ALFA.SystemInfo.GetModuleDirectory() + "\\moduledownloaderresources.xml");
                XmlElement downloadResources = moduleDownloadResources.DocumentElement;

                foreach (DownloadConfiguration config in hakConfigs)
                {
                    foreach (XmlNode node in downloadResources.ChildNodes)
                    {
                        if (node.Attributes["name"].Value == config.Name)
                        {
                            if (node.Attributes["hash"].Value != config.Hash)
                            {
                                node.Attributes["hash"].Value = config.Hash;
                                ContentChanged = true;
                            }
                            if (node.Attributes["downloadHash"].Value != config.DownloadHash)
                            {
                                node.Attributes["downloadHash"].Value = config.DownloadHash;
                                ContentChanged = true;
                            }
                            if (node.Attributes["dlsize"].Value != config.DLSize)
                            {
                                node.Attributes["dlsize"].Value = config.DLSize;
                                ContentChanged = true;
                            }
                            if (node.Attributes["size"].Value != config.Size)
                            {
                                node.Attributes["size"].Value = config.Size;
                                ContentChanged = true;
                            }

                            if (ContentChanged)
                            {
                                Script.WriteTimestampedLogEntry(String.Format(
                                    "ModuleContentPatcher.ProcessModuleDownloaderResourcesUpdates: Updated downloader resource {0} (hash {1}).",
                                    config.Name,
                                    config.Hash));
                            }
                        }
                    }
                }

                if (ContentChanged)
                    moduleDownloadResources.Save(ALFA.SystemInfo.GetModuleDirectory() + "\\moduledownloaderresources.xml");
            }

            return ContentChanged;
        }