wp7 httpwebrequest 和 ash1 加密

  1  public class CommonHelper
  2     {
  3         // 异常信息 
  4         string _exception = "";
  5 
  6 
  7         //#define APP_KEY               @"c40fe2f61bcfd611177be71ec305196b"
  8 //#define APP_SECRET           @"5c585c08a597c23d"
  9 
 10 //#define kSignUrl    @"http://api.gozap.com/xauth/access_token"
 11 //#define kTokenUrl    @"http://mu.api.gozap.com/xauth/access_token"
 12 //#define kRegisterUrl    @"http://mu.api.gozap.com/service/register"
 13 //#else
 14 //#define kSignUrl    @"http://api.gozap.com/xauth/access_token"
 15 //#define kTokenUrl    @"http://api.gozap.com/xauth/access_token"
 16 //#define kRegisterUrl    @"http://api.gozap.com/service/register"
 17 
 18         private string APP_KEY = "c40fe2f61bcfd611177be71ec305196b";
 19         private string APP_SECRET = "5c585c08a597c23d";
 20         private string kSignUrl = @"http://api.gozap.com/xauth/access_token";
 21         private string kRegisterUrl = @"http://mu.api.gozap.com/service/register";
 22 
 23         public string postData = null;
 24 
 25         public void ConsumerRegist(string userName, string passWord, string strEmail)
 26         {
 27             string formStr = String.Format(@"oauth_consumer_key={0}&username={1}&password={2}&email={3}", APP_KEY, userName, passWord, strEmail);
 28 
 29             System.Diagnostics.Debug.WriteLine(formStr);
 30 
 31             string baseStr = APP_SECRET + "&" + APP_KEY + "&" + userName + "&" + passWord;
 32             string signature = SHA1_Hash(baseStr, APP_SECRET + "&");
 33             //signature = System.Convert.ToBase64String(signature);
 34             postData = formStr + "&oauth_signature=" + GetEncodedUri(signature);
 35 
 36 
 37             HttpWebRequest request = WebRequest.Create(
 38                                 new Uri(kRegisterUrl, UriKind.Absolute)) as HttpWebRequest;
 39 
 40             request.Method = "POST";
 41 
 42             IAsyncResult asyncResult = request.BeginGetRequestStream(new AsyncCallback(RequestStreamCallback), request);
 43         }
 44 
 45         private void RequestStreamCallback(IAsyncResult result)
 46         {
 47             HttpWebRequest request = result.AsyncState as HttpWebRequest;
 48             request.ContentType = "application/x-www-form-urlencoded";
 49 
 50             // HttpWebRequest.EndGetRequestStream(IAsyncResult) - 返回用于将数据写入某 URI 资源的 Stream 
 51             Stream requestStream = request.EndGetRequestStream(result);
 52 
 53             StreamWriter streamWriter = new StreamWriter(requestStream);
 54 
 55             // byte[] postdata = System.Text.Encoding.UTF8.GetBytes(postData);           
 56             streamWriter.Write(postData);
 57 
 58             streamWriter.Close();
 59 
 60             request.BeginGetResponse(new AsyncCallback(ResponseCallback), request);
 61         }
 62 
 63         private void ResponseCallback(IAsyncResult result)
 64         {
 65             HttpWebRequest request = result.AsyncState as HttpWebRequest;
 66 
 67             WebResponse response = null;
 68 
 69             try
 70             {
 71                 response = request.EndGetResponse(result);
 72             }
 73             catch (Exception ex)
 74             {
 75                 _exception = ex.ToString();
 76             }
 77 
 78             HttpWebResponse httpResponse = response as HttpWebResponse;
 79 
 80             if (httpResponse != null && httpResponse.StatusCode == HttpStatusCode.OK)
 81             {
 82                 Stream responseStream = response.GetResponseStream();
 83                 using (StreamReader sr = new StreamReader(responseStream))
 84                 {
 85                     string Text = sr.ReadToEnd();
 86                 }
 87             }
 88             else
 89             {
 90                 string Text = _exception;
 91             }
 92         }
 93 
 94         public void ResponseReady(IAsyncResult asyncResult)
 95         {
 96             HttpWebRequest request = asyncResult.AsyncState as HttpWebRequest;
 97             WebResponse response = request.EndGetResponse(asyncResult) as WebResponse;
 98 
 99             var strm = response.GetResponseStream();
100             var reader = new StreamReader(strm);
101 
102             string str = reader.ReadToEnd();
103             reader.Close();
104             reader.Dispose();
105         }
106 
107         public string GetEncodedUri(string srcUri)
108         {
109             return HttpUtility.UrlEncode(srcUri);
110         }
111 
112         //SHA1
113         public string SHA1_Hash(string str_sha1_in, string Key)
114         {
115 
116             byte[] bytes_sha1_in = UTF8Encoding.UTF8.GetBytes(str_sha1_in);
117             byte[] bytes_sha1_key = UTF8Encoding.UTF8.GetBytes(Key);
118             System.Security.Cryptography.HMACSHA1 hmac = new System.Security.Cryptography.HMACSHA1(bytes_sha1_key);
119 
120             byte[] bytes_sha1_out = hmac.ComputeHash(bytes_sha1_in); 
121             string str_sha1_out = System.Convert.ToBase64String(bytes_sha1_out);
122 
123             return str_sha1_out;
124         }
125     }

 

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