private string GetAuthorizationHeader(WebPairCollection parameters) { var sb = new StringBuilder(); if (!string.IsNullOrEmpty(Realm)) { sb.Append(string.Format("realm=\"{0}\",", OAuthTools.UrlEncodeRelaxed(Realm))); } parameters.Sort((l, r) => string.Compare(l.Name, r.Name, StringComparison.Ordinal)); var parameterCount = 0; var oathParameters = parameters.Where( parameter => !string.IsNullOrEmpty(parameter.Name) && !string.IsNullOrEmpty(parameter.Value) && (parameter.Name.StartsWith("oauth_") || parameter.Name.StartsWith("x_auth_"))).ToList(); foreach (var parameter in oathParameters) { parameterCount++; var format = parameterCount < oathParameters.Count ? "{0}=\"{1}\"," : "{0}=\"{1}\""; sb.Append(string.Format(format, parameter.Name, parameter.Value)); } var authorization = sb.ToString(); return string.Format("{0} {1}", AuthenticationMethod, authorization); }
private string GetAuthorizationHeader(WebPairCollection parameters) { var sb = new StringBuilder("OAuth "); if (!Realm.IsNullOrBlank()) { sb.Append("realm=\"{0}\",".FormatWith(OAuthTools.UrlEncodeRelaxed(Realm))); } parameters.Sort((l, r) => l.Name.CompareTo(r.Name)); var parameterCount = 0; var oathParameters = parameters.Where(parameter => !parameter.Name.IsNullOrBlank() && !parameter.Value.IsNullOrBlank() && parameter.Name.StartsWith("oauth_") ).ToList(); foreach (var parameter in oathParameters) { parameterCount++; var format = parameterCount < oathParameters.Count ? "{0}=\"{1}\"," : "{0}=\"{1}\""; sb.Append(format.FormatWith(parameter.Name, parameter.Value)); } var authorization = sb.ToString(); return authorization; }
void AddOAuthData(IRestClient client, IRestRequest request, OAuthWorkflow workflow) { var requestUrl = client.BuildUriWithoutQueryParameters(request); if (requestUrl.Contains('?')) { throw new ApplicationException( "Using query parameters in the base URL is not supported for OAuth calls. Consider using AddDefaultQueryParameter instead." ); } var url = client.BuildUri(request).ToString(); var queryStringStart = url.IndexOf('?'); if (queryStringStart != -1) { url = url.Substring(0, queryStringStart); } var method = request.Method.ToString().ToUpperInvariant(); var parameters = new WebPairCollection(); // 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 separate class for each OAuth version bool BaseQuery(Parameter x) => x.Type == ParameterType.GetOrPost || x.Type == ParameterType.QueryString || x.Type == ParameterType.QueryStringWithoutEncode; var query = request.AlwaysMultipartFormData || request.Files.Count > 0 ? x => BaseQuery(x) && x.Name.StartsWith("oauth_") : (Func <Parameter, bool>)BaseQuery; parameters.AddRange(client.DefaultParameters.Where(query).ToWebParameters()); parameters.AddRange(request.Parameters.Where(query).ToWebParameters()); if (Type == OAuthType.RequestToken) { workflow.RequestTokenUrl = url; } else { workflow.AccessTokenUrl = url; } var oauth = Type switch { OAuthType.RequestToken => workflow.BuildRequestTokenInfo(method, parameters), OAuthType.AccessToken => workflow.BuildAccessTokenSignature(method, parameters), OAuthType.ClientAuthentication => workflow.BuildClientAuthAccessTokenSignature(method, parameters), OAuthType.ProtectedResource => workflow.BuildProtectedResourceSignature(method, parameters, url), _ => throw new ArgumentOutOfRangeException() }; parameters.Add("oauth_signature", oauth); var oauthParameters = ParameterHandling switch { OAuthParameterHandling.HttpAuthorizationHeader => CreateHeaderParameters(), OAuthParameterHandling.UrlOrPostParameters => CreateUrlParameters(), _ => throw new ArgumentOutOfRangeException() }; request.AddOrUpdateParameters(oauthParameters); IEnumerable <Parameter> CreateHeaderParameters() => new[] { new Parameter("Authorization", GetAuthorizationHeader(parameters), ParameterType.HttpHeader) }; IEnumerable <Parameter> CreateUrlParameters() => parameters.Where(p => !p.Name.IsNullOrBlank() && (p.Name.StartsWith("oauth_") || p.Name.StartsWith("x_auth_"))) .Select(p => new Parameter(p.Name, HttpUtility.UrlDecode(p.Value), ParameterType.GetOrPost)); } string GetAuthorizationHeader(WebPairCollection parameters) { var oathParameters = parameters .OrderBy(x => x, WebPair.Comparer) .Where( p => !p.Name.IsNullOrBlank() && !p.Value.IsNullOrBlank() && (p.Name.StartsWith("oauth_") || p.Name.StartsWith("x_auth_")) ) .Select(x => $"{x.Name}=\"{x.Value}\"") .ToList(); if (!Realm.IsNullOrBlank()) { oathParameters.Insert(0, $"realm=\"{OAuthTools.UrlEncodeRelaxed(Realm)}\""); } return("OAuth " + string.Join(",", oathParameters)); } }