C#Xml To Class生成器

 

 

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Xml;

namespace XmlToClass
{
    public class XmlToClass
    {
        #region const
        private const string _type = "#type#";
        private const string _field = "#field#";
        private const string _property = "#property#";
        private const string _namespace = "#namespace#";
        private const string _class = "#class#";

        private const string property = @"
            private #type# _#field#;
            public #type# #property#
            {
                get{ return _#field#; }
                set{ _#field# = value; }
            }
            ";

        private const string filetextstart = @"
using System;
using System.Text;
using System.Collections.Generic;
namespace #namespace#.Model
{
    public class #class#
    {";

        private const string filetextend = @"
    }
}";
        #endregion

        #region Properties
        public Dictionary<string, string> Classes = new Dictionary<string, string>();
        public string Namespace { get; set; }
        public string SavePath { get; set; }
        #endregion

        public object ToClass(string xml)
        {
            XmlDocument doc = new XmlDocument();
            doc.LoadXml(xml);

            foreach (XmlNode xn in doc.ChildNodes)
            {
                this.ToProperty(xn);
            }

            return null;
        }

        
        //如果有子节点(排除#text)
            //创建类
            //如果子节点多个且子节点相同
                //List<T>,类型名为子节点名
                //属性 = 进入第一个子节点
                //属性添加到类
            //否则
                //类型名为本节点名
                //循环所有子节点
                //{
                    //属性 = 进入子节点
                    //属性添加到类
                //}
                //保存
        //否则创建普通属性

        public string ToProperty(XmlNode node)
        {
            string type = string.Empty;
            string result = string.Empty;
            bool isList = false;

            if (node != null)
            {
                if (node.Attributes != null && node.Attributes.Count > 0 || (node.HasChildNodes && node.FirstChild.Name != "#text"))
                {
                    string start = XmlToClass.filetextstart.Replace(XmlToClass._namespace, this.Namespace);
                    StringBuilder classfile = new StringBuilder();

                    if (node.ChildNodes.Count > 1 && node.ChildNodes[0].Name == node.ChildNodes[1].Name)
                    {
                        isList = true;
                        type = node.ChildNodes[0].Name;
                        start = start.Replace(XmlToClass._class, type);
                        classfile.Append(start);
                        string str = this.ToProperty(node.ChildNodes[0]);
                        classfile.Append(str);
                        classfile.Append(XmlToClass.filetextend);
                    }
                    else
                    {
                        type = node.Name;
                        start = start.Replace(XmlToClass._class, type);
                        classfile.Append(start);
                        //xmlnode
                        foreach (XmlNode xn in node.ChildNodes)
                        {
                            string str = this.ToProperty(xn);
                            classfile.Append(str);
                        }
                        //XmlAttribute
                        foreach (XmlAttribute xa in node.Attributes)
                        {
                            string str = this.ToProperty(xa);
                            classfile.Append(str);
                        }
                        classfile.Append(XmlToClass.filetextend);
                        //保存
                        this.Classes.Add(type, classfile.ToString());
                    }
                }
                else
                {
                    type = this.GetValueType(node.InnerText);
                }
                if (isList)
                    type = "List<" + type + ">";
                result = this.ToProperty(node.Name, type);
            }

            return result;
        }

        public string ToProperty(XmlAttribute xa)
        {
             string type = string.Empty;
             type = this.GetValueType(xa.InnerText);
            return this.ToProperty(xa.Name, type);
        }

        public string GetValueType(string innerText)
        {
            string type = string.Empty;
            #region getType
            if (string.IsNullOrWhiteSpace(innerText))
                type = "string";
            else if (innerText.ToLower() == "true" || innerText.ToLower() == "false")
            {
                //bool
                type = "bool";
            }
            else
            {
                try
                {
                    try
                    {
                        try
                        {
                            //int32
                            Convert.ToInt32(innerText);
                            type = "int";
                        }
                        catch
                        {
                            //long
                            Convert.ToInt64(innerText);
                            type = "long";
                        }
                    }
                    catch
                    {
                        //double
                        Convert.ToDouble(innerText);
                        type = "double";
                    }
                }
                catch
                {
                    //string
                    type = "string";
                }
            }
            #endregion
            return type;
        }

        public string ToProperty(string name, string type)
        {
            string result = string.Empty;
            result = XmlToClass.property.Replace(XmlToClass._type, type);
            result = result.Replace(XmlToClass._field, name.ToLower());
            result = result.Replace(XmlToClass._property, name);
            return result;
        }

        public void SaveToProject()
        {
            string model = "Model";
            string extension = ".cs";
            if (!string.IsNullOrWhiteSpace(this.SavePath))
            {
                string direc = Path.Combine(this.SavePath, model);
                if (!Directory.Exists(direc))
                    Directory.CreateDirectory(direc);
                foreach (string key in this.Classes.Keys)
                {
                    using (FileStream fs = new FileStream(Path.Combine(direc, key + extension), FileMode.Create))
                    {
                        using (StreamWriter sw = new StreamWriter(fs))
                        {
                            sw.WriteLine(this.Classes[key]);
                        }
                    }
                }
            }
        }
    }
}