public void Execute(XmlNode node) { if (PubFunction.curParameter.AutoBackupDB) { Assembly assembly = Assembly.GetExecutingAssembly(); string LuJing = AppDomain.CurrentDomain.BaseDirectory + "AppData\\AutoDataBase\\"; string[] FileNames = Directory.GetFiles(LuJing); if (FileNames.Length > 0) { string LastFileName = FileNames[FileNames.Length - 1]; string LastFileTimeStr = LastFileName.Substring(LastFileName.Length - 18, 14).ToString(); DateTime LastFileTime = DateTime.ParseExact(LastFileTimeStr, "yyyyMMddHHmmss", CultureInfo.InvariantCulture); int DD = PubFunction.curParameter.AutoBackupDay; DateTime AutoBackUpTime = LastFileTime.AddDays((double)DD); if (DateTime.Now >= AutoBackUpTime) { if (Directory.Exists(LuJing)) { if (FileNames.Length > 2) { string[] array = FileNames; for (int i = 0; i < array.Length; i++) { string item = array[i]; if (File.Exists(item)) { File.Delete(item); break; } } } SysParameter par = new SysParameter(); string databaseName = par.GetDataBaseName(); string bakUpName = "Aoto" + databaseName + DateTime.Now.ToString("yyyyMMddHHmmss") + ".bak"; string fileName = LuJing + bakUpName; if (File.Exists(fileName)) { File.Delete(fileName); par.DataBakUp(fileName); } else { par.DataBakUp(fileName); } } } } else { SysParameter par = new SysParameter(); string databaseName = par.GetDataBaseName(); string bakUpName = "Aoto" + databaseName + DateTime.Now.ToString("yyyyMMddHHmmss") + ".bak"; string fileName = LuJing + bakUpName; if (File.Exists(fileName)) { File.Delete(fileName); par.DataBakUp(fileName); } else { par.DataBakUp(fileName); } } } }