登录功能代码

#region 私有字段
        privatestring responseString;
        privatestaticstring key;
        privatestaticstring url;
        privatestaticstring session;
        privatestaticstring token;
        privatestaticstring nick;
        #endregion

        ///<summary>
        /// 获取身份码 和识别码
        ///</summary>
        ///<returns></returns>
publicstring GetUniqueID()
        {
            byte[] byteArray = DeviceExtendedProperties.GetValue("DeviceUniqueId") asbyte[];
            string strTemp ="";
            string strDeviceUniqueID ="";
            foreach (byte bt in byteArray)
            {
                strTemp = bt.ToString();
                if (1== strTemp.Length)
                {
                    strTemp ="00"+ strTemp;
                }
                elseif (2== strTemp.Length)
                {
                    strTemp ="0"+ strTemp;
                }
                strDeviceUniqueID += strTemp;
            }
            return strDeviceUniqueID;
        }
        ///<summary>
        /// 将身份码和识别码以字典集合的形式返回
        ///</summary>
        ///<param name="str"></param>
        ///<returns></returns>
public List<string> GetStr(string str)
        {
            List<string> strList =new List<string>();
            strList.Add(str.Substring(0, 15));
            strList.Add(str.Substring(14, 15));
            return strList;
        }
        ///<summary>
        /// 得到签名
        ///</summary>
        ///<param name="appkey"></param>
        ///<param name="appsecret"></param>
        ///<returns></returns>
publicstring CreateSign(string appkey, string appsecret)
        {
            string str = appkey + appsecret + DateTime.Now.Millisecond;
            MD5Helper MD5 = MD5Helper.Create();

            str = Convert.ToBase64String(MD5.ComputeHash(Encoding.UTF8.GetBytes(str)));

            return str;
        }
        ///<summary>
        /// Load事件
        ///</summary>
        ///<param name="sender"></param>
        ///<param name="e"></param>
privatevoid PhoneApplicationPage_Loaded(object sender, RoutedEventArgs e)
        {

            //登陆第一步    调用第一个接口：com.taobao.wireless.mtop.getLoginUrl  
            List<string> strList = GetStr(GetUniqueID());
            string url ="http://api.m.taobao.com/rest/api2.do?api=com.taobao.wireless.mtop.getLoginUrl";
            string ttid ="&ttid=400000_12315576@wp7stk_windowsphone7_1.0.0";
            string data ="&data={%22appkey%22:%2212315576%22}";
            url +="&v=windowsphone7Client";
            url += ttid;
            url +="&imei=";
            url += strList[0].ToString();
            url +="&imsi=";
            url += strList[1].ToString();
            url += data;
            url +="&sign=";
            url += CreateSign("12315576", "5734907fbdd9af8f23493a9411ba9805");
            //----------------------------------------以上为字符串的拼接，调用几个方法最终将url拼装成需要的请求的地址

            //WebBrowserTask web = new WebBrowserTask();
            //web.URL = url;
            //web.Show();
            //-------------------------------------以下为发出请求，切忌，此步单单是请求，并没有发送请求的数据流
            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
            request.ContentType ="application/x-www-form-urlencoded;charset=utf-8";
            request.Method ="POST";
            request.BeginGetResponse(new AsyncCallback(GetResponseCallback), request);
        }
        privatevoid GetResponseCallback(IAsyncResult asynchronousResult)
        {
            //try
            //{
                HttpWebRequest request = (HttpWebRequest)asynchronousResult.AsyncState;
                HttpWebResponse response = (HttpWebResponse)request.EndGetResponse(asynchronousResult);
                Stream streamResponse = response.GetResponseStream();
                StreamReader streamRead =new StreamReader(streamResponse);
                responseString = streamRead.ReadToEnd();                         //以字符串形式接收json数据
                //---------------------------------------------------注意此步为解析json数据，在本页底部为此定义了Text和Data两个实体类
byte[] b = Encoding.UTF8.GetBytes(responseString);
                MemoryStream stream =new MemoryStream(b);
                DataContractJsonSerializer data =new DataContractJsonSerializer(typeof(Text));
                Text t = (Text)data.ReadObject(stream);
                key = t.Data.Key;
                url = t.Data.Url;
                //------------------------------------------------------------------------------------------------------------------
                streamResponse.Close();
                streamRead.Close();
                response.Close();

                Dispatcher.BeginInvoke(
                    () =>
                    {
                        this.webBLoad.Navigate(new Uri(url));
                        MessageBox.Show("请在登录后授权本软件！", "温馨提示", MessageBoxButton.OK);
                    });
            //}
            //catch
            //{
            //    MessageBox.Show("网络连接有误！");
            //}
        }

        privatevoid GetResponseCall(IAsyncResult asynchronousResult)
        {

            HttpWebRequest request = (HttpWebRequest)asynchronousResult.AsyncState;
            HttpWebResponse response = (HttpWebResponse)request.EndGetResponse(asynchronousResult);
            Stream streamResponse = response.GetResponseStream();
            StreamReader streamRead =new StreamReader(streamResponse);
            responseString = streamRead.ReadToEnd();
            //---------------------------------------------------------此部分也是解析json数据，在本页底部也为此定义了Test和data两个实体类
byte[] b = Encoding.UTF8.GetBytes(responseString);
            MemoryStream stream =new MemoryStream(b);
            DataContractJsonSerializer data =new DataContractJsonSerializer(typeof(Test));
            Test t = (Test)data.ReadObject(stream);
            token = t.Data.Token;
            session = t.Data.Topsession;
            nick = t.Data.Nick;
            //-----------------------------------------------------------------------------------------------------
            LoadBLL.GetLoad(nick, session);
            streamResponse.Close();
            streamRead.Close();
            response.Close();

            Dispatcher.BeginInvoke(
                () =>
                {
                    if (LoadBLL.Load.Count ==0|| LoadBLL.Load[0] ==null)
                    {
                        MessageBox.Show("登录授权失败！");
                        NavigationService.GoBack();
                    }
                    else
                    {
                        NavigationService.GoBack();
                    }

                });
        }

        privatevoid webBLoad_Navigated(object sender, System.Windows.Navigation.NavigationEventArgs e)
        {
            if (e.Uri.AbsolutePath.Equals("/mtop/bind_app_result.htm"))
            {
                List<string> strList = GetStr(GetUniqueID());
                string uri ="http://api.m.taobao.com/rest/api2.do?api=com.taobao.client.mtop.getUserSessionKey";
                string ttid ="&ttid=400000_12315576@wp7stk_windowsphone7_1.0.0";
                string data ="&data={\"key\":\""+ key +"\",\"appkey\":\"12315576\"}";
                uri +="&v=windowsphone7Client";
                uri += ttid;
                uri +="&imei=";
                uri += strList[0].ToString();
                uri +="&imsi=";
                uri += strList[1].ToString();
                uri += data;
                uri +="&sign=";
                uri += CreateSign("12315576", "5734907fbdd9af8f23493a9411ba9805");
                this.webBLoad. Navigate(new Uri(uri));
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
                request.ContentType ="application/x-www-form-urlencoded;charset=utf-8";
                request.Method ="POST";
                request.BeginGetResponse(new AsyncCallback(GetResponseCall), request);
            }
        }

        privatevoid PhoneApplicationPage_OrientationChanged(object sender, OrientationChangedEventArgs e)
        {
            PageOrientation ori=this.Orientation;
            if (ori == PageOrientation.Portrait || ori == PageOrientation.PortraitDown || ori == PageOrientation.PortraitUp || ori == PageOrientation.None)
            {
                this.webBLoad.Height =720;
                this.webBLoad.Width=480;
            }
            if (ori == PageOrientation.Landscape || ori == PageOrientation.LandscapeLeft || ori == PageOrientation.LandscapeRight)
            {
                this.webBLoad.Width =730;
                this.webBLoad.Height =430;
            }
        }
    }

　几个在登录功能用到的类的命名空间：using System.Runtime.Serialization;

   [DataContract]
    publicclass Text
    {

        privatestring _api;
        privatestring _v;
        privatestring _ret;
        private Data _data;
        [DataMember(Name ="api")]
        publicstring Api
        {
            get { return _api; }
            set { _api = value; }
        }
        [DataMember(Name ="v")]
        publicstring V
        {
            get { return _v; }
            set { _v = value; }
        }
        [DataMember(Name ="ret")]
        publicstring Ret
        {
            get { return _ret; }
            set { _ret = value; }
        }
        [DataMember(Name ="data")]
        public Data Data
        {
            get { return _data; }
            set { _data = value; }
        }
    }

    [DataContract]
    publicclass Data
    {
        privatestring _key;
        privatestring _url;

        [DataMember(Name ="key")]
        publicstring Key
        {
            get { return _key; }
            set { _key = value; }
        }

        [DataMember(Name ="url")]
        publicstring Url
        {
            get { return _url; }
            set { _url = value; }
        }
    }

    [DataContract]
    publicclass Test
    {
        privatestring _api;
        privatestring _v;
        privatestring _ret;
        private data _data;
        [DataMember(Name ="api")]
        publicstring Api
        {
            get { return _api; }
            set { _api = value; }
        }
        [DataMember(Name ="v")]
        publicstring V
        {
            get { return _v; }
            set { _v = value; }
        }
        [DataMember(Name ="ret")]
        publicstring Ret
        {
            get { return _ret; }
            set { _ret = value; }
        }
        [DataMember(Name ="data")]
        public data Data
        {
            get { return _data; }
            set { _data = value; }
        }
    }

    [DataContract]
    publicclass data
    {

        privatestring _topsession;
        privatestring _sid;
        privatestring _time;
        privatestring _ecode;
        privatestring _nick;
        privatestring _token;
        [DataMember(Name ="topsession")]
        publicstring Topsession
        {
            get { return _topsession; }
            set { _topsession = value; }
        }
        [DataMember(Name ="sid")]
        publicstring Sid
        {
            get { return _sid; }
            set { _sid = value; }
        }
        [DataMember(Name ="time")]
        publicstring Time
        {
            get { return _time; }
            set { _time = value; }
        }
        [DataMember(Name ="ecode")]
        publicstring Ecode
        {
            get { return _ecode; }
            set { _ecode = value; }
        }
        [DataMember(Name ="nick")]
        publicstring Nick
        {
            get { return _nick; }
            set { _nick = value; }
        }
        [DataMember(Name ="token")]
        publicstring Token
        {
            get { return _token; }
            set { _token = value; }
        }
    }

　UI:           

<phone:WebBrowser HorizontalAlignment="Left"  Name="webBLoad" VerticalAlignment="Top" Width="480" Height="720" Vavigated="webBLoad_Navigated" />