source code checkin

src/ServerManager.Common/Utils/SettingsUtils.cs

@@ -0,0 +1,86 @@
+using Newtonsoft.Json;
+using ServerManagerTool.Common.Lib;
+using System;
+using System.IO;
+using System.Linq;
+
+namespace ServerManagerTool.Common.Utils
+{
+    public static class SettingsUtils
+    {
+        public static void BackupUserConfigSettings(System.Configuration.ApplicationSettingsBase settings, string fileName, string settingsPath, string backupPath)
+        {
+            if (settings == null || string.IsNullOrWhiteSpace(fileName))
+                return;
+
+            var settingsFileName = Path.GetFileNameWithoutExtension(fileName);
+            var settingsFileExt = Path.GetExtension(fileName);
+            var settingsFile = IOUtils.NormalizePath(Path.Combine(settingsPath, $"{fileName}"));
+
+            try
+            {
+                // save the settings file to a json settings file
+                var jsonSettings = new JsonSerializerSettings
+                {
+                    ContractResolver = new UserScopedSettingContractResolver(),
+                };
+                JsonUtils.SerializeToFile(settings, settingsFile, jsonSettings);
+            }
+            catch (Exception)
+            {
+                // do nothing, just exit
+            }
+
+            if (!string.IsNullOrWhiteSpace(backupPath))
+            {
+                // create a backup of the settings file
+                var backupFile = IOUtils.NormalizePath(Path.Combine(backupPath, $"{settingsFileName}_{DateTime.UtcNow.ToString("yyyyMMdd_HHmmss")}{settingsFileExt}"));
+
+                try
+                {
+                    if (!Directory.Exists(backupPath))
+                        Directory.CreateDirectory(backupPath);
+                    File.Copy(settingsFile, backupFile);
+                }
+                catch (Exception)
+                {
+                    // do nothing, just exit
+                }
+
+                var filesToDelete = new DirectoryInfo(backupPath).GetFiles($"{settingsFileName}_*{settingsFileExt}").Where(f => f.LastWriteTimeUtc.AddDays(7) < DateTime.UtcNow).ToArray();
+                foreach (var fileToDelete in filesToDelete)
+                {
+                    try
+                    {
+                        fileToDelete.Delete();
+                    }
+                    catch (Exception)
+                    {
+                        // do nothing, just exit
+                    }
+                }
+            }
+        }
+
+        public static void MigrateSettings(System.Configuration.ApplicationSettingsBase settings, string settingsFile)
+        {
+            if (settings == null || string.IsNullOrWhiteSpace(settingsFile) || !File.Exists(settingsFile))
+                return;
+
+            try
+            {
+                // read the json settings file to a settings file
+                var jsonSettings = new JsonSerializerSettings
+                {
+                    //ContractResolver = new UserScopedSettingContractResolver(),
+                };
+
+                JsonUtils.PopulateFromFile(settingsFile, settings, jsonSettings);
+            }
+            catch (Exception)
+            {
+                // do nothing, just exit
+            }
+        }
+    }
+}