private void AddOAuthData(IRestClient client, IRestRequest request, OAuthWorkflow workflow) { var url = client.BuildUri(request).ToString(); var queryStringStart = url.IndexOf('?'); if (queryStringStart != -1) url = url.Substring(0, queryStringStart); OAuthWebQueryInfo oauth; var method = request.Method.ToString().ToUpperInvariant(); var parameters = new WebParameterCollection(); // include all GET and POST parameters before generating the signature // according to the RFC 5849 - The OAuth 1.0 Protocol // http://tools.ietf.org/html/rfc5849#section-3.4.1 // if this change causes trouble we need to introduce a flag indicating the specific OAuth implementation level, // or implement a seperate class for each OAuth version foreach (var p in client.DefaultParameters.Where(p => p.Type == ParameterType.GetOrPost)) { parameters.Add(new WebPair(p.Name, p.Value.ToString())); } foreach (var p in request.Parameters.Where(p => p.Type == ParameterType.GetOrPost)) { parameters.Add(new WebPair(p.Name, p.Value.ToString())); } switch (Type) { case OAuthType.RequestToken: workflow.RequestTokenUrl = url; oauth = workflow.BuildRequestTokenInfo(method, parameters); break; case OAuthType.AccessToken: workflow.AccessTokenUrl = url; oauth = workflow.BuildAccessTokenInfo(method, parameters); break; case OAuthType.ClientAuthentication: workflow.AccessTokenUrl = url; oauth = workflow.BuildClientAuthAccessTokenInfo(method, parameters); break; case OAuthType.ProtectedResource: oauth = workflow.BuildProtectedResourceInfo(method, parameters, url); break; default: throw new ArgumentOutOfRangeException(); } switch (ParameterHandling) { case OAuthParameterHandling.HttpAuthorizationHeader: parameters.Add("oauth_signature", oauth.Signature); request.AddHeader("Authorization", GetAuthorizationHeader(parameters)); break; case OAuthParameterHandling.UrlOrPostParameters: parameters.Add("oauth_signature", oauth.Signature); foreach (var parameter in parameters.Where(parameter => !parameter.Name.IsNullOrBlank() && parameter.Name.StartsWith("oauth_"))) { request.AddParameter(parameter.Name, HttpUtility.UrlDecode(parameter.Value)); } break; default: throw new ArgumentOutOfRangeException(); } }
public void Authenticate(IRestClient client, IRestRequest request) { var workflow = new OAuthWorkflow { ConsumerKey = ConsumerKey, ConsumerSecret = ConsumerSecret, ParameterHandling = ParameterHandling, SignatureMethod = SignatureMethod, SignatureTreatment = SignatureTreatment, Verifier = Verifier, Version = Version, CallbackUrl = CallbackUrl, SessionHandle = SessionHandle, Token = Token, TokenSecret = TokenSecret, ClientUsername = ClientUsername, ClientPassword = ClientPassword }; AddOAuthData(client, request, workflow); }