大幅度重构代码，还需要完善测试【A large number of changes, need coding】

CommonLibrary/BasicSupport/SoftSettings.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Newtonsoft.Json.Linq;
+using System.IO;
+using HslCommunication.BasicFramework;
+
+//2017-02-10
+
+namespace CommonLibrary
+{
+    /// <summary>
+    /// 服务器的常用参数保存，包含了版本号，公告，是否允许登录，不能登录说明
+    /// </summary>
+    public class ServerSettings : SoftFileSaveBase
+    {
+        /// <summary>
+        /// 系统的版本号，可以用来验证版本更新的依据
+        /// 初始化1.0.0
+        /// </summary>
+        public SystemVersion SystemVersion { get; set; } = new SystemVersion("1.0.0");
+        /// <summary>
+        /// 系统的公告信息，默认为测试公告
+        /// </summary>
+        public string Announcement { get; set; } = "测试公告";
+        /// <summary>
+        /// 是否允许账户登录
+        /// 超级管理员账户除外
+        /// </summary>
+        public bool Can_Account_Login { get; set; } = true;
+        /// <summary>
+        /// 不允许登录系统的原因
+        /// </summary>
+        public string Account_Forbidden_Reason { get; set; } = "系统处于维护中，请稍后登录。";
+
+        /// <summary>
+        /// 获取需要存储的数据
+        /// </summary>
+        /// <returns></returns>
+        public override string ToSaveString()
+        {
+            JObject json = new JObject
+            {
+                { nameof(SystemVersion), new JValue(SystemVersion.ToString()) },
+                { nameof(Announcement), new JValue(Announcement) },
+                { nameof(Can_Account_Login), new JValue(Can_Account_Login) },
+                { nameof(Account_Forbidden_Reason), new JValue(Account_Forbidden_Reason) }
+            };
+            return json.ToString();
+        }
+        /// <summary>
+        /// 从字符串数据加载配置
+        /// </summary>
+        /// <param name="content"></param>
+        public override void LoadByString(string content)
+        {
+            JObject json = JObject.Parse(content);
+            SystemVersion = new SystemVersion(json.Property(nameof(SystemVersion)).Value.Value<string>());
+            Announcement = json.Property(nameof(Announcement)).Value.Value<string>();
+            Can_Account_Login = SoftBasic.GetValueFromJsonObject(json, nameof(Can_Account_Login), Can_Account_Login);
+            Account_Forbidden_Reason = SoftBasic.GetValueFromJsonObject(json, nameof(Account_Forbidden_Reason), Account_Forbidden_Reason);
+        }
+
+    }
+
+
+    /// <summary>
+    /// 用户客户端存储本地JSON数据的类，包含了所有需要存储的信息
+    /// </summary>
+    public class JsonSettings : SoftFileSaveBase
+    {
+        /// <summary>
+        /// 实例化一个设置的对象
+        /// </summary>
+        public JsonSettings()
+        {
+            SystemInfo = SoftAuthorize.GetInfo();
+        }
+        /// <summary>
+        /// 指示系统是否是更新后第一次运行
+        /// </summary>
+        public bool IsNewVersionRunning { get; set; } = true;
+        /// <summary>
+        /// 上次系统登录的用户名
+        /// </summary>
+        public string LoginName { get; set; } = "";
+        /// <summary>
+        /// 上次系统登录的密码
+        /// </summary>
+        public string Password { get; set; } = "";
+
+        /// <summary>
+        /// 当前计算机的机器码，用来判定参数是否是正确的
+        /// </summary>
+        public string SystemInfo { get; private set; }
+
+
+
+
+
+
+        public override string ToSaveString()
+        {
+            JObject json = new JObject();
+            json.Add(nameof(LoginName), new JValue(LoginName));
+            json.Add(nameof(Password), new JValue(Password));
+            json.Add(nameof(IsNewVersionRunning), new JValue(IsNewVersionRunning));
+            json.Add(nameof(SystemInfo), new JValue(SystemInfo));
+            return json.ToString();
+        }
+        public override void LoadByString(string content)
+        {
+            JObject json = JObject.Parse(content);
+            string systemInfo = SoftBasic.GetValueFromJsonObject(json, nameof(SystemInfo), "");
+            if (systemInfo == SystemInfo)
+            {
+                //文件匹配正确
+                LoginName = SoftBasic.GetValueFromJsonObject(json, nameof(LoginName), LoginName);
+                IsNewVersionRunning = SoftBasic.GetValueFromJsonObject(json, nameof(IsNewVersionRunning), IsNewVersionRunning);
+                Password = SoftBasic.GetValueFromJsonObject(json, nameof(Password), Password);
+            }
+        }
+
+        /// <summary>
+        /// 使用指定的解密实现数据解密
+        /// </summary>
+        public override void LoadByFile()
+        {
+            LoadByFile(m => SoftSecurity.MD5Decrypt(m, CommonLibrary.Security));
+        }
+        public override void SaveToFile()
+        {
+            SaveToFile(m => SoftSecurity.MD5Encrypt(m, CommonLibrary.Security));
+        }
+
+    }
+}