asp.net基于替换模版页的形式生成静态页的方法

!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
html xmlns="http://www.w3.org/1999/xhtml">
head>
  title>Porschev 生成静态页简单示例/title>
/head>
body>
h1>$Porschev[0]$/h1>
ul>
li>页标题：$Porschev[0]$/li>
li>名称：$Porschev[1]$/li>
li>网址：a href="$Porschev[2]$" target="_blank">$Porschev[2]$/a>/li>
li>时间：$Porschev[3]$/li>
li>详述：$Porschev[4]$/li>
/ul>
/body>
/html>

?xml version="1.0" encoding="utf-8" ?>
web>
 website key="0" value="title"/>
 website key="1" value="name"/>
 website key="2" value="url"/>
 website key="3" value="createDate"/>
 website key="4" value="desc"/>
/web>

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Xml;
namespace CreateHtmlBLL
{
  public class CreateHtmlBLL
  {
    #region##读取配置文件某节点的个数
    ///summary>
    /// 读取配置文件某节点的个数
    ////summary>
    ///param name="path">配置文件的路径/param>
    ///param name="nodeName">要获取的节点/param>
    ///returns>返回节点个数/returns>
    private int ReadConfig(string path,string nodeName)
    {
      string absoPath = string.Empty; //绝对路径
      try
      {
        absoPath = System.Web.HttpContext.Current.Server.MapPath(path);
        XmlDocument xd = new XmlDocument();
        xd.Load(absoPath);
        XmlNodeList nodeList = xd.SelectNodes(nodeName); //得到相应节点的集合
        return nodeList.Count;
      }
      catch (Exception)
      {
        throw;
      }
    }
    #endregion
    #region##创建文件夹
    ///summary>
    /// 创建文件夹
    ////summary>
    ///param name="path">要创建的路径/param>
    public void CreatFolder(string path)
    {
      string absoPath = string.Empty; //绝对路径
      try
      {
        absoPath = System.Web.HttpContext.Current.Server.MapPath(path);
        if (!Directory.Exists(absoPath))
        {
          Directory.CreateDirectory(absoPath);
        }
      }
      catch (Exception)
      {
        throw;
      }
    }
    #endregion
    #region##生成HTML页
    ///summary>
    /// 生成HTML页
    ////summary>
    ///param name="configPath">配置文件的路径/param>
    ///param name="configNodeName">配置文件节点名/param>
    ///param name="temPath">模版页路径/param>
    ///param name="arr">替换数组/param>
    ///param name="createPath">生成HTML路径/param>
    public void CreateHtml(string configPath, String configNodeName, string temPath, string[] arr,string createPath)
    {
      string fileName = string.Empty;     //生成文件名
      string absoCrePath = string.Empty;   //生成页绝对路径
      string absoTemPath = string.Empty;   //模版页的绝对中径
      int nodeCount = 0;           //节点数
      try
      {
        absoCrePath = System.Web.HttpContext.Current.Server.MapPath(createPath);
        absoTemPath = System.Web.HttpContext.Current.Server.MapPath(temPath);
        nodeCount = ReadConfig(configPath, configNodeName);
        FileStream fs = File.Open(absoTemPath, FileMode.Open, FileAccess.Read); //读取模版页
        StreamReader sr = new StreamReader(fs, Encoding.GetEncoding("utf-8"));
        StringBuilder sb = new StringBuilder(sr.ReadToEnd());
        sr.Close();
        sr.Dispose();
        for (int i = 0; i  nodeCount; i++)
        {
          sb.Replace("$Porschev[" + i + "]$", arr[i]);
        }
        CreatFolder(createPath);
        fileName = DateTime.Now.ToFileTime().ToString() + ".html";     //设置文件名（这里可以根据需要变化命名）
        FileStream cfs = File.Create(absoCrePath + "/" + fileName);
        StreamWriter sw = new StreamWriter(cfs, Encoding.GetEncoding("utf-8"));
        sw.Write(sb.ToString());
        sw.Flush();
        sw.Close();
        sw.Dispose();
      }
      catch (Exception)
      {
        throw;
      }
    }
    #endregion
  }
}

protected void Page_Load(object sender, EventArgs e)
{
    CreateHtml();
}
#region##生成静态页
///summary>
/// 生成静态页
////summary>
public void CreateHtml()
{
    try
    {
      string[] arr = new string[5];
      arr[0] = "Porschev 静态页测式";
      arr[1] = "dtan";
      arr[2] = "www.jb51.net";
      arr[3] = DateTime.Today.ToString();
      arr[4] = "欢迎来到脚本之家";
      CreateHtmlBLL.CreateHtmlBLL chb = new CreateHtmlBLL.CreateHtmlBLL();
      chb.CreateHtml("CreateHtml.config", "web/website","Template/TemplatePage.htm", arr,"Porschev");
    }
    catch (Exception ex)
    {
      throw ex;
    }
}
#endregion