C#怎么获取IIS站点和虚拟目录信息例子代码

using System;
using System.DirectoryServices;
using System.Collections.Generic;
using System.Text;
namespace ConsoleApplication1
{
  class Program
  {
    static void Main(string[] args)
    {
      DirectoryEntry rootEntry = new DirectoryEntry("IIS://localhost/w3svc");
      int siteID = 1;
      foreach (DirectoryEntry entry in rootEntry.Children)
      {
        if (entry.SchemaClassName.Equals("IIsWebServer", StringComparison.OrdinalIgnoreCase))
        {
          Console.WriteLine("Name: {0}", entry.Name);
          Console.WriteLine("Path: {0}", IISWorker.GetWebsitePhysicalPath(entry));
          Console.WriteLine("ServerBindings: {0}", entry.Properties["ServerBindings"].Value);
          Console.WriteLine();
          DirectoryEntry virEntry = new DirectoryEntry(entry.Path + "/ROOT");
          foreach (DirectoryEntry entryVirtual in virEntry.Children)
          {
            if (entryVirtual.SchemaClassName.Equals("IIsWebVirtualDir", StringComparison.OrdinalIgnoreCase))
            {
              Console.WriteLine("SchemaClassName: {0}", entryVirtual.SchemaClassName);
              Console.WriteLine("Name: {0}", entryVirtual.Name);
              Console.WriteLine("Path: {0}", entryVirtual.Properties["Path"].Value);
              Console.WriteLine();
            }
          }
          int ID = Convert.ToInt32(entry.Name);
          if (ID >= siteID)
          {
            siteID = ID + 1;
          }
        }
      }
    }
  }
  public class IISWorker
  {
    /// <summary>
    /// 得到网站的物理路径
    /// </summary>
    /// <param name="rootEntry">网站节点</param>
    /// <returns></returns>
    public static string GetWebsitePhysicalPath(DirectoryEntry rootEntry)
    {
      string physicalPath = "";
      foreach (DirectoryEntry childEntry in rootEntry.Children)
      {
        if ((childEntry.SchemaClassName == "IIsWebVirtualDir") && (childEntry.Name.ToLower() == "root"))
        {
          if (childEntry.Properties["Path"].Value != null)
          {
            physicalPath = childEntry.Properties["Path"].Value.ToString();
          }
          else
          {
            physicalPath = "";
          }
        }
      }
      return physicalPath;
    }
  }
}