获取163联系人名字和邮箱地址

public  class Mail163
    {
        #region 163邮箱入口定义

       const string mail_163_com = "https://reg.163.com/logins.jsp?username={0}&password={1}&type=1&url=http://entry.mail.163.com/coremail/fcg/ntesdoor2?lightweight%3D1%26verifycookie%3D1%26language%3D-1%26style%3D35";
 

       /// <summary>
       /// 定义公共的CookieHeader变量
       /// </summary>
       protected static string cookieheader = string.Empty;
       /// <summary>
       /// 定义下次访问的Url变量
       /// </summary>
       protected static string nextUrl = string.Empty;

       CookieContainer cookieCon = new CookieContainer();

       HttpWebRequest req;

       HttpWebResponse res;

       private string uName;

       private string pwd;

       private Entrys en;

       public Mail163(string name, string pwd, Entrys type)
       {
           this.uName = name;
           this.pwd = pwd;
           this.en = type;
       }

       private string GetHtml()
       {
           string EntryUrl = GetEntryUrl();
           return Process163mail(EntryUrl);
         
       }
       private string Process163mail(string entryUrl)
       {
           try
           {
               string ReturnHtml = GetRequestHtml(entryUrl, Encoding.GetEncoding("utf-8"));
               nextUrl = ReturnHtml.Substring(ReturnHtml.IndexOf("URL=") + 6);
               nextUrl = nextUrl.Substring(0, nextUrl.IndexOf("""));
               string[] arr = nextUrl.Split(new string []{"&#"},StringSplitOptions.RemoveEmptyEntries);
               string str1 = string.Empty;
               for (int i = 0; i < arr.Length; i++)
               {
                   int j = int.Parse(arr[i]);
                   str1 += Encoding.ASCII.GetString(new byte[]{(byte)j});
               }
               nextUrl = str1;
               ReturnHtml = GetRequestHtml(nextUrl, Encoding.GetEncoding("utf-8"));
               nextUrl = ReturnHtml.Substring(ReturnHtml.IndexOf("URL=") + 6);
               nextUrl = nextUrl.Substring(0,nextUrl.IndexOf("""));
               string[] arr1 = nextUrl.Split(new string []{"&#"},StringSplitOptions.RemoveEmptyEntries);
               string str2 = string.Empty;
               for (int i = 0; i < arr1.Length; i++)
               {
                   int j = int.Parse(arr1[i]);
                   str2 += Encoding.ASCII.GetString(new byte[] { (byte)j });
               }
               nextUrl = str2;
               ReturnHtml = GetRequestHtml(nextUrl, Encoding.GetEncoding("gb2312"));
               nextUrl = res.ResponseUri.AbsoluteUri.Replace("main.jsp?", "address/addrlist.jsp?gid=all&");
               ReturnHtml=GetRequestHtml(nextUrl,Encoding.GetEncoding("gb2312"),ReqMethod.GET);
               return ReturnHtml;
           }
           catch(Exception ex)
           {
               return ex.ToString() + "登录失败，请检查用户名称和密码";
           }
       }
       private string GetRequestHtml(string Url)
       {
           return GetRequestHtml(Url, Encoding.Default);
       }
       private string GetRequestHtml(string Url,Encoding encoding)
       {
           return GetRequestHtml(Url, encoding, ReqMethod.POST);
       }
       private string GetRequestHtml(string Url, Encoding encoding, ReqMethod rmethod)
       {
           string html = string.Empty;
           try
           {
               req = (HttpWebRequest)WebRequest.Create(Url);
               req.AllowAutoRedirect = true;
               req.CookieContainer = cookieCon;
               req.Credentials = CredentialCache.DefaultCredentials;
               req.Method = rmethod.ToString();
               req.ContentType = "application/x-www-form-urlencoded";
               req.UserAgent = "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; GTB5; Mozilla/4.0(Compatible Mozilla/4.0(Compatible-EmbeddedWB 14.59 http://bsalsa.com/ EmbeddedWB- 14.59  from: http://bsalsa.com/ ; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; InfoPath.2; .NET CLR 3.5.30729; .NET CLR 3.0.30618; CIBA)";
               res = (HttpWebResponse)req.GetResponse();
               if (cookieheader.Equals(string.Empty))
               {
                   cookieheader = req.CookieContainer.GetCookieHeader(new Uri(Url));
               }
               else
               {
                   req.CookieContainer.SetCookies(new Uri(Url), cookieheader);
               }
               html = new StreamReader(res.GetResponseStream(), encoding).ReadToEnd();
           }
           catch (Exception ex)
           {
               html = ex.Message;
           }
           return html;
       }
       public List<ContactUser> GetContact()
       {
           List<ContactUser> ls = new List<ContactUser>();
           string resHtml = this.GetHtml();
           string[] arr = resHtml.Split(new string[] { "查看用户信息">" }, StringSplitOptions.RemoveEmptyEntries);
           for (int i = 1; i < arr.Length; i = i + 2)
           {
               ContactUser user = new ContactUser();
               user.Name = arr[i].Substring(0, arr[i].IndexOf("<"));
               user.Email = arr[i+1].Substring(0, arr[i+1].IndexOf("<"));
               ls.Add(user);
           }
           return ls;
       }
       private Mail163() { }
       private string GetEntryUrl()
       {
           string EntryUrl = string.Empty;
           switch (en)
           {
               case Entrys.mail163:
                   EntryUrl = mail_163_com;
                   break;
               default:
                   break;

           }
           return string.Format(EntryUrl, uName, pwd);
       }
        #endregion
    }

   public enum ReqMethod
   {
       POST,
       GET
   }

///枚举，可以添加其它邮箱
   public enum Entrys
   {
       mail163
   }

///记录人信息
   public class ContactUser
   {
       private string muserName;
       private string memail;
       public string Name
       {
           get { return muserName; }
           set { muserName = value; }
       }

       public string Email
       {
           get { return memail; }
           set { memail = value; }
       }
   }