public object BeforeSendRequest(ref Message request, IClientChannel channel)
{
HttpRequestMessageProperty httpRequestProperty = request.Properties[HttpRequestMessageProperty.Name] as HttpRequestMessageProperty;
NameValueCollection rawParameters = HttpUtility.ParseQueryString(request.Headers.To.Query);
UriBuilder uriBuilder = new UriBuilder(request.Headers.To);
uriBuilder.Query = Rfc3986.EncodeAndJoin(rawParameters);
request.Headers.To = uriBuilder.Uri;
OAuthConsumer consumer = new OAuthConsumer(_credentials.OAuthKey, _credentials.OAuthSecret);
int unixTime = UnixTime.ToUnixTime(DateTime.UtcNow);
OAuthParameters parameters = new OAuthParameters();
parameters.Version = Constants.Version1_0;
parameters.SignatureMethod = "RSA-SHA1";
parameters.ConsumerKey = _credentials.OAuthKey;
parameters.Token = _credentials.OAuthToken;
parameters.TokenSecret = _credentials.OAuthTokenSecret;
parameters.Timestamp = unixTime.ToString();
parameters.Nonce = _nonceProvider.GenerateNonce(unixTime);
RsaSha1SigningProvider provider = new RsaSha1SigningProvider();
provider.PfxFile = _credentials.OAuthPfxFile;
provider.PfxPassword = _credentials.OAuthPfxPassword;
parameters.Sign(request.Headers.To, httpRequestProperty.Method, consumer, null, provider);
httpRequestProperty.Headers["Authorization"] = parameters.ToHeaderFormat();
return null;
}
public bool Equals(OAuthConsumer other)
{
return other != null
&& string.Equals(this.Key, other.Key)
&& string.Equals(this.Secret, other.Secret)
&& this.Status == other.Status;
}
/// <summary>
/// 作者：Vincen
/// 时间：2013.11.18 AM
/// 描述：获取MC访问密钥（Token）
/// </summary>
/// <param name="type">用户类型（1：教师 2：学员 3：管理员）</param>
/// <param name="userId">用户编号</param>
/// <param name="userName">用户名称（一般为英文名）</param>
/// <returns></returns>
public static string GetMcToken(string type, string userId, string userName)
{
IConsumer fixedConsumer = new OAuthConsumer(WebCommon.Global.McKey, WebCommon.Global.McSecret, "METEN", ConsumerStatus.Valid);
var timestamp = UnixTime.ToUnixTime(DateTime.Now);
var uri = new Uri(WebCommon.Global.McAuthenticateUrl);
var parameters = new OAuthParameters()
{
ConsumerKey = fixedConsumer.Key,
Nonce = new GuidNonceProvider().GenerateNonce(timestamp),
SignatureMethod = "HMAC-SHA1",
Timestamp = timestamp.ToString(CultureInfo.InvariantCulture),
Version = "1.0"
};
//--自定义参数
parameters.AdditionalParameters.Add("user", userId);
parameters.AdditionalParameters.Add("username", userName);
switch (type)
{
case "1"://教师
parameters.AdditionalParameters.Add("teacher", "true");
break;
case "2"://学员
break;
case "3"://管理员
parameters.AdditionalParameters.Add("admin", "true");
break;
}
//--自定义参数
//parameters.Signature = ServiceProviderContext.GetSigningProvider("HMAC-SHA1").ComputeSignature(SignatureBase.Create("GET", uri, parameters), fixedConsumer.Secret, null);
var builder = new UriBuilder(uri)
{
Query = parameters.ToQueryStringFormat()
};
var token = string.Empty;
var webRequest = WebRequest.Create(builder.Uri) as HttpWebRequest;
if (null != webRequest)
{
webRequest.ServicePoint.Expect100Continue = false;
using (var stream = webRequest.GetResponse().GetResponseStream())
{
if (null != stream)
{
using (var responseReader = new StreamReader(stream))
{
var responseData = responseReader.ReadToEnd();
XDocument xdoc = XDocument.Parse(responseData);
var query = from n in xdoc.Descendants("token") select n;
token = query.First().Value;
}
}
}
}
return token;
}
