遍历指定文件夹下所有的xml文件并动态生成HTML页面

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.IO;
using System.Xml;
using System.Net;
using System.Text;
using System.Text.RegularExpressions;
namespace AspNet
{
  /// <summary>
  /// 遍历指定文件夹下所有的Data.xml文件并动态生成HTML静态页面!
  /// 运行过程:[1调用2,2调用3,3调用4]
  /// </summary>
  public class GetPageHtml : System.Web.UI.Page
  {
    protected System.Web.UI.WebControls.Button WebClientButton;
    protected System.Web.UI.WebControls.TextBox ContentHtml;
    protected System.Web.UI.WebControls.Button GetText;
    protected System.Web.UI.WebControls.TextBox UrlText;
    protected System.Web.UI.WebControls.Button Button2;
    protected System.Web.UI.HtmlControls.HtmlInputFile FilePath;
    private string PageUrl = "";
    private void Page_Load(object sender, System.EventArgs e)
    {
    }
    #region Web Form Designer generated code
    override protected void OnInit(EventArgs e)
    {
      InitializeComponent();
      base.OnInit(e);
    }
    /// <summary>
    /// 设计器支持所需的方法 - 不要使用代码编辑器修改
    /// 此方法的内容。
    /// </summary>
    private void InitializeComponent()
    {  
      this.WebClientButton.Click += new System.EventHandler(this.WebClientButton_Click);
      this.Button2.Click += new System.EventHandler(this.Button2_Click);
      this.Load += new System.EventHandler(this.Page_Load);
    }
    #endregion
    /// <summary>
    /// 获取HTML代码
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    private void WebClientButton_Click(object sender, System.EventArgs e)
    {

      PageUrl = UrlText.Text.Trim();
      WebClient wc = new WebClient();
      wc.Credentials = CredentialCache.DefaultCredentials;
      
      Byte[] pageData = wc.DownloadData(PageUrl);
      ContentHtml.Text = Encoding.Default.GetString(pageData);  
      wc.Dispose();  
    }


    /// <summary>
    /// 方法1:调用方法2 BianLi 去遍历文件
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    private void Button2_Click(object sender, System.EventArgs e)
    {
            
      string Dir=FilePath.Value.Trim();
      string str="";
      if (Dir=="")
      {
        Response.Write("<script>alert(′请选择要生成页面的文件夹好不好,老大！′)</script>");
        return;
      }
      else
      {      
        //Response.Write(Dir.Replace(Dir.Remove(0,Dir.LastIndexOf(@"/")),"")+@"/");
        str=Dir.Replace(Dir.Remove(0,Dir.LastIndexOf(@"/")),"")+@"/";
        //调用遍历文件夹的方法BianLi(path)
        BianLi(str);
        Response.Write("<script>alert(′所有HTML静态页面已经生成完毕！′)</script>");
      }
    }
    /// <summary>
    /// 方法2:遍历出指定文件夹下的所有文件,并调用方法3:ReadXmlData(Dir)读取XML数据
    /// </summary>
    /// <param name="path"></param>
    private void BianLi(string path)
    {
      string[] fileNames = Directory.GetFiles(path);
      string[] directories = Directory.GetDirectories(path);
      string Dir="";
      foreach (string file in fileNames)
      {
          //如果路径信息中包含Data.xml文件则输出有用的路径
          if(file.Remove(0,file.LastIndexOf(@"/")).Replace(@"/","")=="Data.xml")  
          
            Dir=file.Remove(0,file.IndexOf(@"car/")).Replace("Data.xml","").Replace(@"/GetPageHtml/","").Replace(@"/",@"/").Trim();
            //调用ReadXmlData方法去读取Data.xml信息^_^
            if(Dir!="")  ReadXmlData(Dir);
            //Response.Write(Dir+"<br>");  
            
      }
      foreach (string dir in directories)
      {
        //再次遍历
        BianLi(dir);
      }
    }
      
    /// <summary>
    /// 方法3:ReadXmlData,读取xml信息,调用方法4去生成HTML页面
    /// </summary>
    private void ReadXmlData(string filepath)
    {
      string FileName = Server.MapPath(@filepath+"Data.xml");
      if ( ! System.IO.File.Exists(FileName))
      {
        // 输出文件不存在错误信息
        Response.Write("抱歉,Data.xml文件不存在");
        return;
      }
  
      XmlDocument doc = new XmlDocument();
      try
      {
        doc.Load(FileName);  
        //输出指定的一个结点：
        //XmlNode node = doc.SelectSingleNode("//main[@id=′1′]");
        //输出所有的结点^_^
        XmlNode node = doc.SelectSingleNode("//Root");
        if (node != null)
        {
          int i=0;
          int j=1;
          string str="";
          foreach (XmlElement E in node.ChildNodes)
          {
            foreach (XmlElement F in E.ChildNodes)
            {
            
              //先用_组合字符
              str=str+F.OuterXml+"_";
              str=str.Trim();
              i=i+1;
              if(i %  3==0)
              {
                            
                string delimStr = "_";
                char [] delimiter = delimStr.ToCharArray();
                string [] split =str.Split(delimiter);              
                //利用撤分的变量来调用生成静态页面的方法：
                CreateHtml(j,split[0],split[1],split[2],@filepath);
    if (i==1) Response.Write(@filepath+"<br>");
                str="";                
                j=j+1;
            
              }
            }  
          }
        
        }
      }
      catch
      {
        // 输出错误信息 ml格式不正确
        // Response.Write("Data.xml格式不正确");
        // Response.Write("错误文件路径信息:">");
        return;
      }
            
    }

        
    /// <summary>
    ///  方法4:CreateHtml,根据读取的xml信息循环生成HTM静态页面
    /// </summary>
    /// <param name="id"></param>
    /// <param name="Car_Jpg"></param>
    /// <param name="Car_Title"></param>
    /// <param name="Car_Content"></param>
    private void CreateHtml(int id,string Car_Jpg,string Car_Title,string Car_Content,string filepath )
    {
      //定义HTML模板
      string content = ContentHtml.Text;  
      //定义生成的HTM文件名
      string FileName = @filepath+id + ".htm";
      //判断ID.HTM是否存在^_^,存在立即删除
      if (File.Exists(Server.MapPath(".") + Path.DirectorySeparatorChar +FileName))      
        File.Delete(Server.MapPath(".") + Path.DirectorySeparatorChar +FileName);
      FileStream fs = new FileStream(Server.MapPath(".") + Path.DirectorySeparatorChar + FileName, FileMode.CreateNew, FileAccess.Write, FileShare.None);
      StreamWriter sr = new StreamWriter(fs,System.Text.Encoding.GetEncoding("Gb2312"));      
      
      //替换图片
      content = content.Replace("Car_Jpg",Car_Jpg);
      //替换标题
      content = content.Replace("Car_Title",Car_Title);
      //替换内容
      content = content.Replace("Car_Content",Car_Content);
      //替换内容
      content = content.Replace("Car_ID",id.ToString());
      //替换HTM代码中的多余字符:
      content = content.Replace("_{","");
      content = content.Replace("}","");
      
      //到这里才生成HTML静态页面^_^,不过挺舒服的拉^_^
      sr.WriteLine(content);
      sr.Close();
      sr = null;
  
    }
    
        
  }

  }
＋＋＋＋＋＋＋＋＋＋＋＋＋＋＋＋＋＋＋＋＋＋＋＋＋Data.xml
<?xml version="1.0" encoding="GB2312" ?>
<Root>
<main>
_1.jpg
_title
_content
</main>
<main>
_2.jpg
_title
_content
</main>
</Root>