init commit

20220330_Vote/Ewide.Core/Util/XmlSerializerUtil.cs

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+
+using Furion;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using System.Runtime.Serialization;
+using System.Runtime.Serialization.Formatters.Binary;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml;
+using System.Xml.Serialization;
+
+namespace Ewide.Core.Util
+{
+    public class XmlSerializerUtil
+    {
+        /// <summary>
+        /// XML 要读取的路径
+        /// </summary>
+        private string DirPath { set; get; }
+        /// <summary>
+        /// 当前程序集
+        /// </summary>
+        private string currentAssemblyName { get { return "Ewide.Core"; } }
+        /// <summary>
+        /// 读取文件夹下所有XML  
+        /// add-migration init -c defaultDbContext 备用数据
+        /// </summary>
+        /// <returns></returns>
+        public Dictionary<Type, object> ReaderALL()
+        {
+            string dirPath = CurrentDirPath();
+            Dictionary<Type, object> dic = new Dictionary<Type, object>();
+            DirectoryInfo folder = new DirectoryInfo(dirPath);
+            foreach (FileInfo file in folder.GetFiles())
+            {
+                //除去.xml 后缀
+                string className = file.Name.Remove(file.Name.Length - 4, 4);
+                object obj = AppInfo(className);
+                string XmlContext = StreamRead(file.FullName);
+                //实例创建 出 类型集合 
+                var modelList = Activator.CreateInstance(typeof(List<>).MakeGenericType(new Type[] { obj.GetType() }));
+                var list = Deserialize(modelList.GetType(), XmlContext);
+                dic.Add(obj.GetType(), list);
+            }
+            return dic;
+        }
+        /// <summary>
+        /// 反序列化
+        /// </summary>
+        /// <param name="type"></param>
+        /// <param name="xmlContent">XML内容</param>
+        /// <returns></returns>
+        private object Deserialize(Type type, string xmlContent)
+        {
+            object obj = null;
+            using (StringReader sr = new StringReader(xmlContent))
+            {
+                XmlSerializer xmldes = new XmlSerializer(type);
+                obj = xmldes.Deserialize(sr);
+            }
+            return obj;
+        }
+        /// <summary>
+        /// 数据流读取
+        /// </summary>
+        /// <param name="path"></param>
+        /// <returns></returns>
+        private string StreamRead(string path)
+        {
+            using (StreamReader reader = new StreamReader(path, Encoding.Default))
+            {
+                return reader.ReadToEnd();
+            }
+        }
+        /// <summary>
+        /// 反射 根据类名 反射整个类 得到实例
+        /// </summary>
+        /// <param name="name"></param>
+        /// <returns></returns>
+        private object AppInfo(string name)
+        {
+            if (name == "BsHouseProjectInfo")  //BsHouseProjectInfo 这个类 写在 application 程序集
+            {
+                string fullNamei = string.Join('.', "Ewide.Application.Entity", name);
+                return Assembly.Load("Ewide.Application").CreateInstance(fullNamei);
+            }
+            string fullName = string.Join('.', currentAssemblyName, name);
+            return Assembly.Load(currentAssemblyName).CreateInstance(fullName);
+        }
+        /// <summary>
+        /// 写入XML到磁盘
+        /// </summary>
+        /// <param name="type">类型</param>
+        /// <param name="data">数据</param>
+        /// <param name="className">XML名称</param>
+        public void WriteXML(Type type, object data, string className)
+        {
+            string writePath = CurrentDirPath(className);
+            using (FileStream fs = new FileStream(writePath, FileMode.OpenOrCreate))
+            {
+                XmlSerializer ser = new XmlSerializer(type);
+                ser.Serialize(fs, data);
+            }
+        }
+        /// <summary>
+        /// 要操作的文件夹目录 
+        /// </summary>
+        /// <returns></returns>
+        private string CurrentDirPath()
+        {
+            // 在for 循环里， 不用每次都读取 下面的代码
+            if (DirPath != null)
+                return DirPath;
+
+            string targetPath = String.Empty;
+            string appConfigPath = App.Configuration["WriteXmlPath:ReadSelect"] == "SeedData" ? App.Configuration["WriteXmlPath:SeedData"] : App.Configuration["WriteXmlPath:DataBase"];
+            string path = Directory.GetCurrentDirectory();
+            DirectoryInfo dirInfo = new DirectoryInfo(path);
+            foreach (DirectoryInfo item in dirInfo.Parent.GetDirectories())
+            {
+                if (item.Name == currentAssemblyName)
+                {
+                    var queryList = item.GetDirectories().Where(s => s.Name == appConfigPath);
+                    if (!queryList.Any()) item.CreateSubdirectory(appConfigPath);
+                    targetPath = item.GetDirectories(appConfigPath).FirstOrDefault().FullName;
+                    break;
+                }
+            }
+            DirPath = targetPath;
+            return targetPath;
+        }
+        /// <summary>
+        /// 根据类名 创建一个XML文件 写入数据
+        /// </summary>
+        /// <param name="className"></param>
+        /// <returns></returns>
+        private string CurrentDirPath(string className)
+        {
+            string path = CurrentDirPath();
+            return string.Join(@"\", path, className + ".xml");
+        }
+        /// <summary>
+        /// 写入种子数据  --不常用
+        /// </summary>
+        public void WriteDataSeed()
+        {
+            Assembly assembly = AppDomain.CurrentDomain.GetAssemblies().FirstOrDefault(x => x.GetName().Name.Contains("Ewide.Core"));
+            Type[] types = assembly.GetTypes();
+            foreach (Type type in types)
+            {
+                //if (type.Name.EndsWith("SeedData"))
+                if (type.Name.EndsWith("SysEmpExtOrgPos"))
+                {
+                    object obHelper = Activator.CreateInstance(type);
+                    MethodInfo methodinfo = type.GetMethod("HasData");
+                    object objs = methodinfo.Invoke(obHelper, new object[] { null, null });
+                    Type objType = objs.GetType();
+                    //if (objType.Name == "SysEmpExtOrgPos[]" || objType.Name == "SysConfig[]" || objType.Name == "SysDictData[]" || objType.Name == "SysDictType[]" || objType.Name == "SysEmpPos[]" || objType.Name == "SysEmp[]" || objType.Name == "SysMenu[]" || objType.Name == "SysOrg[]" || objType.Name == "SysPos[]" || objType.Name == "SysRole[]" || objType.Name == "SysTenant[]" || objType.Name == "SysTimer[]" || objType.Name == "SysUser[]")
+                    if (objType.Name == "SysEmpExtOrgPos[]")
+                    {
+                        string className = objType.Name.Remove(objType.Name.Length - 2, 2);
+                        WriteXML(objType, objs, className);
+                    }
+                }
+            }
+        }
+    }
+}