/// <summary>
/// Does the authentication module supports pre-authentication?
/// </summary>
/// <param name="client">Client executing this request</param>
/// <param name="request">Request to authenticate</param>
/// <param name="credentials">The credentials to be used for the authentication</param>
/// <returns>true when the authentication module supports pre-authentication</returns>
public bool CanPreAuthenticate(IRestClient client, IRestRequest request, ICredentials credentials)
{
var cred = credentials?.GetCredential(client.BuildUri(request, false), AuthenticationMethod);
if (cred == null)
return false;
return true;
}
internal ApiOptionalResponse <R> Get <R>(string path, ISearchFilter filter = null)
where R : ApiObject
{
var request = CreateRequest(path, Method.GET, filter);
SetTokenAndUri();
#if DEBUG
var uri = Client.BuildUri(request);
Api.DebugList.Add(uri.ToString());
#endif
var response = Client.Execute(request);
if (!response.IsSuccessful)
{
throw new ApiErrorException(response.StatusCode, response.Content);
}
#if DEBUG
Api.DebugResponseList.Add(response);
#endif
var asRequestResponse = serializerDeserializer.Deserialize <RequestResponse <R> >(response);
if ("error" == asRequestResponse.Status)
{
return(new ApiOptionalResponse <R>
{
Exception = asRequestResponse.Messages.ContainsKey("general")
? new ApiErrorException(asRequestResponse.Messages["general"])
: new ApiErrorException(asRequestResponse.Messages)
});
}
return(new ApiOptionalResponse <R> {
Value = serializerDeserializer.Deserialize <R>(response)
});
}
/// <inheritdoc cref="IApiClient.MakeApiRequest" />
public async Task <ApiResponse> MakeApiRequest(ApiRequest request, CancellationToken cancellationToken = default)
{
// Prepare the request
var restRequest = PrepareRequest(request);
// Send the request
var restResponse = await _restClient.ExecuteTaskAsync(restRequest, cancellationToken);
// If the response is unsuccessful with an Unauthorized response, and we are expected to be using a Machine Token, refresh the token and try again
if (!restResponse.IsSuccessful && request.Authorization == null && request.UseMachineToken && restResponse.StatusCode == HttpStatusCode.Unauthorized)
{
_machineToken = null;
restRequest.AddOrUpdateParameter(HeaderNames.Authorization, $"Bearer {MachineToken.AccessToken}", ParameterType.HttpHeader);
restResponse = await _restClient.ExecuteTaskAsync(restRequest, cancellationToken);
}
// Deal with the response, either by failing, or returning a success object
if (restResponse.IsSuccessful)
{
return(ApiResponse.FromRestResponse(restResponse));
}
switch (restResponse.StatusCode)
{
case HttpStatusCode.Unauthorized:
throw new UnauthorizedException();
default:
throw new RestException(_restClient.BuildUri(restRequest).ToString(), restResponse.StatusCode, restResponse.Content, request.Body);
}
}
public T DoAuthenticatedRequest <T>(IRestRequest request)
where T : new()
{
IRestClient client = restClientFactory.Create();
_logger.Log(string.Format("Request: {0}", client.BuildUri(request)));
IRestResponse <T> response = client.Execute <T>(request);
_logger.Log(string.Format("Response: {0} - {1}", response.StatusCode, StringHelpers.Truncate(response.Content, 100)));
// If login session has expired, try to login, and then re-execute the original request
if (response.StatusCode == HttpStatusCode.Unauthorized || response.StatusCode == HttpStatusCode.BadRequest)
{
_logger.Log("Try to re-authenticate");
if (!ReAuthenticate())
{
throw new RequestDeniedException();
}
_logger.Log(string.Format("Authenticated. Resend request: {0}", client.BuildUri(request)));
response = client.Execute <T>(request);
_logger.Log(string.Format("Response: {0} - {1}", response.StatusCode, StringHelpers.Truncate(response.Content, 100)));
}
if (response.StatusCode != HttpStatusCode.OK && response.StatusCode != HttpStatusCode.Created)
{
ErrorMessage = response.ErrorMessage;
throw new RequestDeniedException();
}
ErrorMessage = "";
return(response.Data);
}
/// <summary>
/// Get the REST requests relative address (for HTTP request message)
/// </summary>
/// <param name="client">REST client</param>
/// <param name="request">REST request</param>
/// <returns>The relative request message URL</returns>
protected virtual Uri GetMessageAddress(IRestClient client, IRestRequest request)
{
var fullUrl = client.BuildUri(request);
var url = client.BuildUri(null, false).MakeRelativeUri(fullUrl);
return(url);
}
public async Task <bool> PostFileAsync(RequestInfoEventArgs requestInfo, Stream stream)
{
IRestClient client = CreateRestClient();
client.CookieContainer = new CookieContainer();
var heartBeat = new RestRequest(_config.PingResource, Method.GET);
var heartBeatUrl = client.BuildUri(heartBeat); // For debugging purposes.
_logger.LogDebug($"Will perform a GET to Heartbeat-endpoint using {heartBeatUrl}.");
var heartBeatResponse = await client.ExecuteGetAsync(heartBeat);
if (!heartBeatResponse.IsSuccessful)
{
// Possible error handling here.
// If you are unable to ping the heartbeat endpoint there's probably
// something wrong with the certificate.
_logger.LogWarning("Get to Heartbeat-endpoint was not successful. Will abort.");
return(false);
}
_logger.LogDebug("Get to Heartbeat-endpoint was successful.");
var cookies = client.CookieContainer.GetCookies(new Uri(_config.BaseUrl));
IRestRequest request = CreateFileUploadRequest(requestInfo, stream);
foreach (Cookie restResponseCookie in cookies)
{
request.AddCookie(restResponseCookie.Name, restResponseCookie.Value);
}
var url = client.BuildUri(request);
_logger.LogInformation($"Posting file to: {url}");
var response = await client.ExecutePostAsync <FileUploadResponse>(request);
if (response.StatusCode == HttpStatusCode.OK && response.Data != null)
{
_logger.LogInformation($"File successfully posted. Thank you. The id for your deliveryId is: {response.Data.DeliveryId}.");
// You might want to return the deliveryId for further processing.
// For the moment we simply return true to indicate success.
return(true);
}
_logger.LogInformation($"Post failed. Response: {response.ErrorMessage}");
return(false);
}
public void LogRequest(IRestClient restClient, IRestRequest request, IRestResponse response)
{
var requestToLog = new
{
resource = request.Resource,
parameters = request.Parameters.Select(parameter => new
{
name = parameter.Name,
value = parameter.Value,
type = parameter.Type.ToString()
}),
body = request.Body,
method = request.Method.ToString(),
uri = restClient.BuildUri(request)
};
var responseToLog = new
{
statusCode = response.StatusCode,
content = response.Content,
headers = response.Headers,
responseUri = response.ResponseUri,
errorMessage = response.ErrorMessage
};
string messageToLog = string.Format("Request completed,\nRequest:\n{0},\nResponse:\n{1}",
JsonConvert.SerializeObject(requestToLog),
JsonConvert.SerializeObject(responseToLog));
TestContext.Out.WriteLine(messageToLog);
}
/// <summary>
/// Wrapper for calling a request and parsing the response if there is an error.
/// </summary>
/// <param name="client">The client to use for making the call.</param>
/// <param name="retryPolicy">The retry policy to use for this request.</param>
/// <param name="request">The details of the request to make.</param>
/// <param name="nullOn404">Set if we should return NULL on a 404, false will cause an exception to get thrown.</param>
/// <returns>The IRestResponse or NULL if the entity was not found.</returns>
public static IRestResponse ExecuteRequestFor(
this IRestClient client,
IRetryPolicy retryPolicy,
IRestRequest request,
bool nullOn404)
{
var resource = client.BuildUri(request);
IRestResponse response =
retryPolicy.Execute(
attempt =>
{
s_log.Trace(m => m("REQUESTING {0}: {1} (ATTEMPT: {2})", request.Method, resource, attempt));
var res = client.Execute(request);
s_log.Debug(m => m("{0} {1} - {2}", request.Method, res.StatusCode, resource));
if (!res.StatusCode.IsSuccessCode())
{
return(HandleErrorResponse(request, res, resource, nullOn404));
}
return(res);
});
return(response);
}
/// <summary>
/// Logs the request sent to server and corresponding response
/// </summary>
/// <param name="request"></param>
/// <param name="response"></param>
/// <param name="durationMs"></param>
private void LogRequest(IRestRequest request, IRestResponse response, double durationMs)
{
var requestToLog = new RequestToLog
{
resource = request.Resource,
// Parameters are custom anonymous objects in order to have the parameter type as a nice string
// otherwise it will just show the enum value
parameters = request.Parameters.Select(parameter => new RequestParameter
{
name = parameter.Name,
value = parameter.Value,
type = parameter.Type.ToString()
}),
// ToString() here to have the method as a nice string otherwise it will just show the enum value
method = request.Method.ToString(),
// This will generate the actual Uri used in the request
uri = restClient.BuildUri(request)
};
var responseToLog = new ResponseToLog
{
statusCode = response.StatusCode,
content = response.Content,
headers = response.Headers,
// The Uri that actually responded (could be different from the requestUri if a redirection occurred)
responseUri = response.ResponseUri,
errorMessage = response.ErrorMessage,
durationMs = durationMs
};
this.logger.LogRequest(requestToLog, responseToLog, durationMs);
}
private void LogRequest(IRestRequest request, IRestResponse response, long durationMs)
{
_logger.Trace(() =>
{
var requestToLog = new
{
resource = request.Resource,
// Parameters are custom anonymous objects in order to have the parameter type as a nice string
// otherwise it will just show the enum value
parameters = request.Parameters.Select(parameter => new
{
name = parameter.Name,
value = parameter.Value,
type = parameter.Type.ToString()
}),
// ToString() here to have the method as a nice string otherwise it will just show the enum value
method = request.Method.ToString(),
// This will generate the actual Uri used in the request
uri = _restClient.BuildUri(request),
};
var responseToLog = new
{
statusCode = response.StatusCode,
content = response.Content,
headers = response.Headers,
// The Uri that actually responded (could be different from the requestUri if a redirection occurred)
responseUri = response.ResponseUri,
errorMessage = response.ErrorMessage,
};
return(string.Format("Request completed in {0} ms, Request: {1}, Response: {2}",
durationMs, JsonConvert.SerializeObject(requestToLog),
JsonConvert.SerializeObject(responseToLog)));
});
}
public async Task Authenticate(IRestClient client, IRestRequest request)
{
var uri = client.BuildUri(request);
var path = uri.AbsolutePath;
if (path.EndsWith("/time") && path.Length <= 8)
{
request.AddHeader("CB-VERSION", Constants.ApiVersionDate);
return;
}
string timestamp;
if (_useTimeApi)
{
var timeReq = new RestRequest("/time", Method.GET)
{
Serializer = new JsonNetSerializer(_jsonSettings)
};
var timeResp = await client.Execute <CoinbaseResponse <Time> >(timeReq);
timestamp = timeResp.Data.Data.Epoch.ToString();
}
else
{
timestamp = EpochConverter.GetCurrentUnixTimestampSeconds().ToString(CultureInfo.InvariantCulture);
}
var method = request.Method.ToString().ToUpper();
var body = string.Empty;
if (request.Method != Method.GET)
{
var param = request.Parameters.FirstOrDefault(p => p.Type == ParameterType.RequestBody);
if (param != null && param.Value?.ToString() != "null" &&
!string.IsNullOrWhiteSpace(param?.Value?.ToString()))
{
body = Encoding.UTF8.GetString((byte[])param.Value);
}
}
else
{
path = uri.PathAndQuery;
}
var hmacSig = GenerateSignature(timestamp, method, path, body, _apiSecret);
// For GDAX api only
if (!string.IsNullOrEmpty(_passphrase))
{
request.AddHeader("CB-ACCESS-PASSPHRASE", _passphrase);
}
request.AddHeader("CB-ACCESS-KEY", _apiKey)
.AddHeader("CB-ACCESS-SIGN", hmacSig)
.AddHeader("CB-ACCESS-TIMESTAMP", timestamp)
.AddHeader("CB-VERSION", Constants.ApiVersionDate);
}
private DelugeResponse <TResult> ProcessRequest <TResult>(IRestClient client, string action, object[] arguments)
{
var request = new RestRequest(Method.POST);
request.Resource = "json";
request.RequestFormat = DataFormat.Json;
request.AddHeader("Accept-Encoding", "gzip,deflate");
var data = new Dictionary <string, object>();
data.Add("id", GetCallId());
data.Add("method", action);
if (arguments != null)
{
data.Add("params", arguments);
}
request.AddBody(data);
_logger.Debug("Url: {0} Action: {1}", client.BuildUri(request), action);
var response = client.ExecuteAndValidate <DelugeResponse <TResult> >(request);
return(response);
}
/// <summary>
/// Modifies the request to ensure that the authentication requirements are met.
/// </summary>
/// <param name="client">Client executing this request</param>
/// <param name="request">Request to authenticate</param>
/// <param name="credentials">The credentials used for the authentication</param>
/// <returns>The task the authentication is performed on</returns>
public Task PreAuthenticate(IRestClient client, IRestRequest request, ICredentials credentials)
{
if (credentials == null)
{
throw new InvalidOperationException("The credentials must be set using the IRestClient.Credential property.");
}
var cred = credentials.GetCredential(client.BuildUri(request, false), AuthenticationMethod);
if (cred == null)
{
throw new InvalidOperationException($"No credentials provided for the {AuthenticationMethod} authentication type.");
}
request.Parameters.AddOrUpdate(new Parameter {
Type = _parameterType, Name = _usernameKey, Value = cred.UserName, ValidateOnAdd = false
});
request.Parameters.AddOrUpdate(new Parameter {
Type = _parameterType, Name = _passwordKey, Value = cred.Password, ValidateOnAdd = false
});
#if USE_TASKEX
return(TaskEx.FromResult(0));
#else
return(Task.FromResult(0));
#endif
}
/// <summary>
/// Method implementing point of entry for RestSharp authentication.
/// </summary>
/// <param name="client"></param>
/// <param name="request"></param>
public void Authenticate(IRestClient client, IRestRequest request)
{
DateTime requestDT = DateTime.Now.ToUniversalTime();
string authHeader = null;
request.AddOrUpdateParameter("Date", requestDT.ToString("R"), ParameterType.HttpHeader);
Uri finalUri = client.BuildUri(request);
if (request.Method == Method.POST)
{
MD5 md5 = MD5.Create();
string postData = request.Parameters.Single(p => p.Name == "application/json").Value.ToString();
string contentMD5 = postData == null ? "" : GetMd5(md5, postData);
if (contentMD5 != "")
{
request.AddOrUpdateParameter("Content-MD5", contentMD5, ParameterType.HttpHeader);
}
authHeader = GetAuthHeader("application/json", contentMD5, finalUri.PathAndQuery, requestDT);
}
else
{
authHeader = GetAuthHeader("", "", finalUri.PathAndQuery, requestDT);
}
//HMAC Header
request.AddOrUpdateParameter("Authorization", string.Format("APIAuth {0}", authHeader), ParameterType.HttpHeader);
}
private string GetAuthToken(IRestClient client)
{
var request = new RestRequest();
request.RequestFormat = DataFormat.Json;
request.Resource = "/gui/token.html";
_logger.Debug("Url: {0}", client.BuildUri(request));
var response = client.Execute(request);
if (response.StatusCode == HttpStatusCode.Unauthorized)
{
throw new DownloadClientAuthenticationException("Failed to authenticate");
}
response.ValidateResponse(client);
var xmlDoc = new System.Xml.XmlDocument();
xmlDoc.LoadXml(response.Content);
var authToken = xmlDoc.FirstChild.FirstChild.InnerText;
_logger.Debug("uTorrent AuthToken={0}", authToken);
return(authToken);
}
public void Intercept(IInvocation invocation)
{
// Build Request
var methodInfo = new RestMethodInfo(invocation.Method);
var request = new RequestBuilder(methodInfo, invocation.Arguments).Build();
var test = _restClient.BuildUri(request);
// Execute request
var genericTypeArguments = invocation.Method.ReturnType.GetGenericArguments();
if (genericTypeArguments.Length > 0)
{
// We have to find the method manually due to limitations of GetMethod()
var method = _restClient.GetType().GetMethods()
.Where(m => m.Name == "Execute").First(m => m.IsGenericMethod);
var genericTypeArgument = genericTypeArguments.Length > 0 ? genericTypeArguments[0] : null;
var generic = method.MakeGenericMethod(genericTypeArgument);
ServicePointManager.ServerCertificateValidationCallback +=
(sender, certificate, chain, sslPolicyErrors) => true;
invocation.ReturnValue = generic.Invoke(_restClient, new object[] { request });
}
else
{
var method = _restClient.GetType().GetMethods()
.Where(m => m.Name == "Execute").First(m => !m.IsGenericMethod);
invocation.ReturnValue = method.Invoke(_restClient, new object[] { request });
}
}
/// <summary>
/// Makes a request to the Heartbeat-endpoint
/// </summary>
public async Task PerformHeartBeatAsync()
{
try
{
IRestClient client = CreateRestClient();
var request = new RestRequest
{
Method = Method.GET,
Resource = _config.PingResource
};
var url = client.BuildUri(request);
_logger.LogInformation($"Making request to url: {url}");
IRestResponse result = await client.ExecuteGetAsync(request);
if (result.StatusCode == HttpStatusCode.OK)
{
_logger.LogInformation("Successful heartbeat from server.");
}
else
{
_logger.LogWarning($"Failed to get a heartbeat from the server. StatusCode: {result.StatusCode}. Message: {result.ErrorMessage}");
}
}
catch (Exception e)
{
_logger.LogError(e, "Error when checking heartbeat.");
}
}
public void Authenticate(IRestClient client, IRestRequest request)
{
var uri = client.BuildUri(request);
var path = uri.AbsolutePath;
if (path.EndsWith("/time") && path.Length <= 8)
{
request.AddHeader("CB-VERSION", CoinbaseConstants.ApiVersionDate);
return;
}
string timestamp = null;
if (useTimeApi)
{
var timeReq = new RestRequest("/time", Method.GET)
{
JsonSerializer = new JsonNetSerializer(jsonSettings)
};
var timeResp = client.Execute <CoinbaseResponse <Time> >(timeReq);
timestamp = timeResp.Data.Data.Epoch.ToString();
}
else
{
timestamp = GetCurrentUnixTimestampSeconds().ToString(CultureInfo.InvariantCulture);
}
var method = request.Method.ToString().ToUpper(CultureInfo.InvariantCulture);
var body = string.Empty;
if (request.Method != Method.GET)
{
var param = request.Parameters.FirstOrDefault(p => p.Type == ParameterType.RequestBody);
//if( param != null && param?.Value?.ToString() != "null" && !string.IsNullOrWhiteSpace(param?.Value?.ToString()) )
if (param != null)
{
if (param.Value != null && param.Value.ToString() != "null")
{
if (param.Value.ToString() != "")
{
body = param.Value.ToString();
}
}
}
}
else
{
path = uri.PathAndQuery;
}
var hmacSig = GenerateSignature(timestamp, method, path, body, this.apiSecret);
request.AddHeader("CB-ACCESS-KEY", this.apiKey)
.AddHeader("CB-ACCESS-SIGN", hmacSig)
.AddHeader("CB-ACCESS-TIMESTAMP", timestamp)
.AddHeader("CB-VERSION", CoinbaseConstants.ApiVersionDate);
}
/// <summary>
/// Presigns any input client object with a requested expiry.
/// </summary>
/// <param name="client">Instantiated client</param>
/// <param name="request">Instantiated request</param>
/// <param name="expires">Expiration in seconds</param>
/// <param name="region">Region of storage</param>
/// <param name="sessionToken">Value for session token</param>
/// <param name="reqDate"> Optional request date and time in UTC</param>
/// <returns>Presigned url</returns>
internal string PresignURL(IRestClient client, IRestRequest request, int expires, string region = "", string sessionToken = "", DateTime?reqDate = null)
{
var signingDate = reqDate ?? DateTime.UtcNow;
if (string.IsNullOrWhiteSpace(region))
{
region = this.GetRegion(client.BaseUrl.Host);
}
Uri requestUri = client.BuildUri(request);
string requestQuery = requestUri.Query;
SortedDictionary <string, string> headersToSign = this.GetHeadersToSign(request);
if (!string.IsNullOrEmpty(sessionToken))
{
headersToSign["X-Amz-Security-Token"] = sessionToken;
}
if (requestQuery.Length > 0)
{
requestQuery += "&";
}
requestQuery += "X-Amz-Algorithm=AWS4-HMAC-SHA256&";
requestQuery += "X-Amz-Credential="
+ Uri.EscapeDataString(this.accessKey + "/" + this.GetScope(region, signingDate))
+ "&";
requestQuery += "X-Amz-Date="
+ signingDate.ToString("yyyyMMddTHHmmssZ")
+ "&";
requestQuery += "X-Amz-Expires="
+ expires
+ "&";
requestQuery += "X-Amz-SignedHeaders=host";
var presignUri = new UriBuilder(requestUri)
{
Query = requestQuery
}.Uri;
string canonicalRequest = this.GetPresignCanonicalRequest(request.Method, presignUri, headersToSign);
string headers = string.Concat(headersToSign.Select(p => $"&{p.Key}={utils.UrlEncode(p.Value)}"));
byte[] canonicalRequestBytes = System.Text.Encoding.UTF8.GetBytes(canonicalRequest);
string canonicalRequestHash = this.BytesToHex(ComputeSha256(canonicalRequestBytes));
string stringToSign = this.GetStringToSign(region, signingDate, canonicalRequestHash);
byte[] signingKey = this.GenerateSigningKey(region, signingDate);
byte[] stringToSignBytes = System.Text.Encoding.UTF8.GetBytes(stringToSign);
byte[] signatureBytes = this.SignHmac(signingKey, stringToSignBytes);
string signature = this.BytesToHex(signatureBytes);
// Return presigned url.
var signedUri = new UriBuilder(presignUri)
{
Query = $"{requestQuery}{headers}&X-Amz-Signature={signature}"
};
return(signedUri.ToString());
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="client">RestSharp client.</param>
/// <param name="request">Request object.</param>
public RequestData(IRestRequest request, IRestClient client)
{
Method = request.Method.ToString();
Uri = client.BuildUri(request);
Resource = request.Resource;
Parameters = ParameterData.GetParameterDataList(request.Parameters);
Body = request.Body;
}
public async Task <IRestResponse> ExecuteAsync(IRestRequest request)
{
if (!string.IsNullOrEmpty(_subKey))
{
request.AddQueryParameter("subscription-key", _subKey);
}
_logger.Info(string.Format("Request to: {0} performed", _restClient.BuildUri(request)));
var startTime = DateTimeOffset.UtcNow;
var sw = Stopwatch.StartNew();
IRestResponse response = await _restClient.ExecuteAsync(request, request.Method, CancellationToken.None);
sw.Stop();
// Retry once in case of unsuccessful calls
if (ShouldBeRetried(response))
{
TrackExceptionToAppInsights(request, response, sw.Elapsed, true);
await Task.Delay(RetryDelayMs);
startTime = DateTimeOffset.UtcNow;
sw.Restart();
response = await _restClient.ExecuteAsync(request, request.Method, CancellationToken.None);
sw.Stop();
}
if (response == null)
{
response = new RestResponse
{
StatusCode = HttpStatusCode.BadRequest,
ErrorMessage = "API response was null"
};
}
if (!response.IsSuccessful)
{
TrackExceptionToAppInsights(request, response, sw.Elapsed);
_logger.Error(string.Format("Request to: {0} returned with Error Code: {1} and response: {2}", _restClient.BuildUri(request), response.StatusCode, response.ErrorMessage));
}
return(response);
}
public IObservable <BitmapImage> FetchImageForAlbum(Song song)
{
var rq = new RestRequest(String.Format("images/art/{0}.png", song.id));
var fullUrl = client.BuildUri(rq).ToString();
this.Log().Info("Fetching URL for image: {0}", fullUrl);
return(cache.LoadImageFromUrl(fullUrl));
}
/// <summary>
/// Executes the specified request against the alpha stream rest server
/// </summary>
/// <typeparam name="T">The response type</typeparam>
/// <param name="request">The request object that will be transformed into a rest request</param>
/// <returns>The response</returns>
public async Task <T> Execute <T>(IRequest <T> request)
{
var restRequest = request.ToRestRequest();
if (RequestTracingEnabled)
{
var pathAndQuery = client.BuildUri(restRequest).ToString().Replace(DefaultBaseUrl, string.Empty);
Trace.TraceInformation($"{restRequest.Method} {pathAndQuery}");
var body = restRequest.GetBody();
if (body != null)
{
Trace.TraceInformation($"Request Body: {Environment.NewLine}{body.FormatAsJsonIfPossible()}");
}
}
// add required authorization headers
var stamp = GetUnixTimeStamp();
restRequest.AddHeader("Timestamp", stamp.ToString());
client.Authenticator = new HttpBasicAuthenticator(
credentials.ClientId,
credentials.CreateSecureHash(stamp)
);
var taskCompletionSource = new TaskCompletionSource <JToken>();
client.ExecuteAsync(restRequest, response =>
{
if (ResponseTracingEnabled)
{
Trace.TraceInformation("Response Body: " + Environment.NewLine + response.Content.FormatAsJsonIfPossible());
LastRestResponse = response.Content;
}
if (response.StatusCode == HttpStatusCode.OK)
{
try
{
taskCompletionSource.SetResult(JToken.Parse(response.Content));
return;
}
catch (Exception exception)
{
Trace.TraceError("Error Deserializing Response: " + Environment.NewLine + exception.ToString());
}
}
// either received a non 200 status code or failed to parse as the requested type
taskCompletionSource.SetException(AlphaServiceException.ForResponse(response));
});
var jtokenResponse = await taskCompletionSource.Task.ConfigureAwait(false);
return(jtokenResponse.ToObject <T>());
}
private static void HandleResponse(IRestClient client, IRestRequest request, IRestResponse response)
{
if (!EnsureSuccessStatusCode(response))
{
var path = client.BuildUri(request).AbsoluteUri;
//ILog log = LogManager.GetLogger(typeof(RestSharpExtensions));
//log.ErrorFormat("BadStatus: {0} {1}", path, (int)response.StatusCode);
}
}
/// <summary>
/// Does the authentication module supports pre-authentication?
/// </summary>
/// <param name="client">Client executing this request</param>
/// <param name="request">Request to authenticate</param>
/// <param name="credentials">The credentials to be used for the authentication</param>
/// <returns>true when the authentication module supports pre-authentication</returns>
public bool CanPreAuthenticate(IRestClient client, IRestRequest request, ICredentials credentials)
{
var cred = credentials?.GetCredential(client.BuildUri(request, false), AuthenticationMethod);
if (cred == null)
{
return(false);
}
return(true);
}
public string GetAuthenticationUrl()
{
var request = new RestRequest(spotifyConfiguration.AuthorizeUrl, Method.GET);
request.AddParameter("client_id", spotifyConfiguration.ClientId);
request.AddParameter("response_type", "code");
request.AddParameter("redirect_uri", spotifyConfiguration.RedirectUri);
return(restClient.BuildUri(request).AbsoluteUri);
}
public void Authenticate(IRestClient client, IRestRequest request)
{
var body = GetBody(request);
var httpRequestData = new RestAuthorizeRequestData(body, client.BuildUri(request), request.Method);
var authorizationHeaderValue = AuthorizationHeaderFactory.Get(httpRequestData);
request.AddParameter("Authorization", authorizationHeaderValue, ParameterType.HttpHeader);
}
/// <summary>
/// Authenticates the specified client and request using Hawk authentication.
/// </summary>
/// <param name="client">The RestSharp client instance use to submit the request.</param>
/// <param name="request">The RestSharp request to execute.</param>
public void Authenticate(IRestClient client, IRestRequest request)
{
var uri = client.BuildUri(request);
var portSuffix = uri.Port != 80 ? ":" + uri.Port : "";
var host = uri.Host + portSuffix;
var method = request.Method.ToString();
var header = Hawk.GetAuthorizationHeader(host, method, uri, _credential);
request.AddHeader("Authorization", "Hawk " + header);
}
public static void EnsureResponseWasSuccessful(this IRestClient client, IRestRequest request, IRestResponse response)
{
if (response.IsSuccessful())
{
return;
}
var requestUri = client.BuildUri(request);
throw RestException.CreateException(requestUri, response);
}
/// <summary>
/// Authenticates the specified client and request using Hawk authentication.
/// </summary>
/// <param name="client">The RestSharp client instance use to submit the request.</param>
/// <param name="request">The RestSharp request to execute.</param>
public void Authenticate(IRestClient client, IRestRequest request)
{
var uri = client.BuildUri(request);
var portSuffix = uri.Port != 80 ? ":" + uri.Port : "";
var host = uri.Host + portSuffix;
var method = request.Method.ToString();
var header = Hawk.GetAuthorizationHeader(host, method, uri, _credential);
request.AddHeader("Authorization", "Hawk " + header);
}
protected T Execute <T>(IRestClient client) where T : new()
{
var response = client.Execute <T>(this);
var fullUrl = client.BuildUri(this);
if (response.ErrorException != null)
{
throw Reggora.RaiseRequestErrorToException(response.StatusCode, response.ErrorException);
}
return(response.Data);
}
/// <summary>
/// Build an OAuth authorization URL with the given OAuth token and callback URL.
/// </summary>
/// <param name="oauthToken">The OAuth request token to authorize.</param>
/// <param name="callbackUrl">The URL Goodreads will redirect back to.</param>
/// <returns>A URL to authorize an OAuth request token.</returns>
public string BuildAuthorizeUrl(string oauthToken, string callbackUrl)
{
var request = new RestRequest("oauth/authorize");
request.AddParameter("oauth_token", oauthToken);
if (!string.IsNullOrEmpty(callbackUrl))
{
request.AddParameter("oauth_callback", callbackUrl);
}
return(Client.BuildUri(request).ToString());
}
/// <summary>
/// Modifies the request to ensure that the authentication requirements are met.
/// </summary>
/// <param name="client">Client executing this request</param>
/// <param name="request">Request to authenticate</param>
/// <param name="credentials">The credentials used for the authentication</param>
/// <returns>The task the authentication is performed on</returns>
public Task PreAuthenticate(IRestClient client, IRestRequest request, ICredentials credentials)
{
return Task.Factory.StartNew(() =>
{
if (credentials == null)
throw new InvalidOperationException("The credentials must be set using the IRestClient.Credential property.");
var cred = credentials.GetCredential(client.BuildUri(request, false), AuthenticationMethod);
if (cred == null)
throw new InvalidOperationException($"No credentials provided for the {AuthenticationMethod} authentication type.");
request.AddParameter(_usernameKey, cred.UserName, _parameterType);
request.AddParameter(_passwordKey, cred.Password, _parameterType);
});
}
public void Authenticate(IRestClient client, IRestRequest request)
{
var nonce = GetNonce();
var url = client.BuildUri(request);
request.AddParameter("nonce", nonce, ParameterType.GetOrPost);
var @params = request.Parameters.Where(p => p.Type == ParameterType.GetOrPost)
.Select(p => p.Name.UrlEncode() + "=" + p.Value.ToString().UrlEncode());
var hmacSig = GenerateSignature(string.Join("&", @params.ToArray()), this.apiSecret);
request.AddHeader("x-api-key", this.apiKey)
.AddHeader("x-api-sign", hmacSig);
}
private string GenerateSignature(IRestClient client, IRestRequest request)
{
var uri = client.BuildUri(request);
var query = uri.Query;
if (!string.IsNullOrEmpty(query))
query = query.Substring(1);
var encoding = new System.Text.ASCIIEncoding();
var key = encoding.GetBytes(_apiKey);
var myhmacsha256 = new HMACSHA256(key);
var hashValue = myhmacsha256.ComputeHash(encoding.GetBytes(query));
var hmac64 = Convert.ToBase64String(hashValue);
return hmac64;
}
public void Authenticate(IRestClient client, IRestRequest request)
{
request.Credentials = new NetworkCredential(_user, _pass);
// TODO: Figure out how to remove the if.. currently PUT does not work if the DigestAuthFixer is in place
if (request.Method == Method.GET)
{
var url = client.BuildUri(request).ToString();
var uri = new Uri(url);
var digestAuthFixer = new DigestAuthFixer(client.BaseUrl, _user, _pass);
digestAuthFixer.GrabResponse(uri.PathAndQuery);
var digestHeader = digestAuthFixer.GetDigestHeader(uri.PathAndQuery);
request.AddParameter("Authorization", digestHeader, ParameterType.HttpHeader);
}
}
public void Authenticate(IRestClient client, IRestRequest request)
{
var nonce = GetNonce();
var url = client.BuildUri(request);
var body = string.Empty;
var param = request.Parameters.FirstOrDefault(p => p.Type == ParameterType.RequestBody);
if( param != null )
body = param.Value.ToString();
var hmacSig = GenerateSignature(nonce, url.ToString(), body, this.apiSecret);
request.AddHeader("ACCESS_KEY", this.apiKey)
.AddHeader("ACCESS_NONCE", nonce)
.AddHeader("ACCESS_SIGNATURE", hmacSig);
}
public void Authenticate(IRestClient client, IRestRequest request)
{
var uri = client.BuildUri(request);
var path = uri.AbsolutePath;
if( path.EndsWith("/time") && path.Length <= 8 )
{
request.AddHeader("CB-VERSION", CoinbaseConstants.ApiVersionDate);
return;
}
string timestamp = null;
if( useTimeApi )
{
var timeReq = new RestRequest("/time", Method.GET)
{
JsonSerializer = new JsonNetSerializer(jsonSettings)
};
var timeResp = client.Execute<CoinbaseResponse<Time>>(timeReq);
timestamp = timeResp.Data.Data.Epoch.ToString();
}
else
{
timestamp = GetCurrentUnixTimestampSeconds().ToString(CultureInfo.InvariantCulture);
}
var method = request.Method.ToString().ToUpper(CultureInfo.InvariantCulture);
var body = string.Empty;
var param = request.Parameters.FirstOrDefault(p => p.Type == ParameterType.RequestBody);
if (param != null && param?.Value?.ToString() != "null" && !string.IsNullOrWhiteSpace(param?.Value?.ToString()))
body = param.Value.ToString();
var hmacSig = GenerateSignature(timestamp, method, path, body, this.apiSecret);
request.AddHeader("CB-ACCESS-KEY", this.apiKey)
.AddHeader("CB-ACCESS-SIGN", hmacSig)
.AddHeader("CB-ACCESS-TIMESTAMP", timestamp)
.AddHeader("CB-VERSION", CoinbaseConstants.ApiVersionDate);
}
public void Authenticate( IRestClient client, IRestRequest request )
{
var uri = client.BuildUri( request );
string method = AdaptMethod( request.Method );
var tokens = m_context.CreateAuthenticatedTokens(uri, method);
var authQueryParameters = CreateAuthQueryString( tokens );
string url = uri.ToString();
// manually set the resource url to work around RestSharp not letting you add query parameters
// once you've added a body to the HTTP request
bool hasQueryParameters = url.IndexOf( '?' ) != -1;
if( hasQueryParameters ) {
request.Resource = uri.PathAndQuery;
request.Resource += "&" + authQueryParameters;
request.Parameters.Clear();
} else {
request.Resource += "?" + authQueryParameters;
}
}
/// <summary>
/// Get the REST requests base address (for HTTP client)
/// </summary>
/// <param name="client">REST client</param>
/// <returns>The base URL</returns>
protected virtual Uri GetBaseAddress(IRestClient client)
{
return client.BuildUri(null, false);
}
/// <summary>
/// Get the REST requests relative address (for HTTP request message)
/// </summary>
/// <param name="client">REST client</param>
/// <param name="request">REST request</param>
/// <returns>The relative request message URL</returns>
protected virtual Uri GetMessageAddress(IRestClient client, IRestRequest request)
{
var fullUrl = client.BuildUri(request);
var url = client.BuildUri(null, false).MakeRelativeUri(fullUrl);
return url;
}
private void AddOAuthData(IRestClient client, IRestRequest request, OAuthWorkflow workflow)
{
string url = client.BuildUri(request)
.ToString();
int queryStringStart = url.IndexOf('?');
if (queryStringStart != -1)
{
url = url.Substring(0, queryStringStart);
}
OAuthWebQueryInfo oauth;
string method = request.Method.ToString()
.ToUpperInvariant();
WebParameterCollection 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
if (!request.AlwaysMultipartFormData && !request.Files.Any())
{
parameters.AddRange(
client.DefaultParameters
.Where(p => p.Type == ParameterType.GetOrPost || p.Type == ParameterType.QueryString)
.Select(p => new WebPair(p.Name, p.Value.ToString())));
parameters.AddRange(
request.Parameters
.Where(p => p.Type == ParameterType.GetOrPost || p.Type == ParameterType.QueryString)
.Select(p => new WebPair(p.Name, p.Value.ToString())));
}
else
{
// if we are sending a multipart request, only the "oauth_" parameters should be included in the signature
parameters.AddRange(
client.DefaultParameters
.Where(p => (p.Type == ParameterType.GetOrPost || p.Type == ParameterType.QueryString)
&& p.Name.StartsWith("oauth_"))
.Select(p => new WebPair(p.Name, p.Value.ToString())));
parameters.AddRange(
request.Parameters
.Where(p => (p.Type == ParameterType.GetOrPost || p.Type == ParameterType.QueryString)
&& p.Name.StartsWith("oauth_"))
.Select(p => new WebPair(p.Name, p.Value.ToString())));
}
switch (this.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 (this.ParameterHandling)
{
case OAuthParameterHandling.HttpAuthorizationHeader:
parameters.Add("oauth_signature", oauth.Signature);
request.AddHeader("Authorization", this.GetAuthorizationHeader(parameters));
break;
case OAuthParameterHandling.UrlOrPostParameters:
parameters.Add("oauth_signature", oauth.Signature);
request.Parameters.AddRange(
parameters.Where(p => !p.Name.IsNullOrBlank() &&
(p.Name.StartsWith("oauth_") || p.Name.StartsWith("x_auth_")))
.Select(p => new Parameter
{
Name = p.Name,
Value = HttpUtility.UrlDecode(p.Value),
Type = ParameterType.GetOrPost
}));
break;
default:
throw new ArgumentOutOfRangeException();
}
}
protected String GetSessionId(IRestClient client, TransmissionSettings settings)
{
var request = new RestRequest();
request.RequestFormat = DataFormat.Json;
_logger.Debug("Url: {0} GetSessionId", client.BuildUri(request));
var restResponse = client.Execute(request);
if (restResponse.StatusCode == HttpStatusCode.MovedPermanently)
{
var uri = new Uri(restResponse.ResponseUri, (String)restResponse.GetHeaderValue("Location"));
throw new DownloadClientException("Remote site redirected to " + uri);
}
// We expect the StatusCode = Conflict, coz that will provide us with a new session id.
switch (restResponse.StatusCode)
{
case HttpStatusCode.Conflict:
{
var sessionId = restResponse.Headers.SingleOrDefault(o => o.Name == "X-Transmission-Session-Id");
if (sessionId == null)
{
throw new DownloadClientException("Remote host did not return a Session Id.");
}
return (String)sessionId.Value;
}
case HttpStatusCode.Unauthorized:
throw new DownloadClientAuthenticationException("User authentication failed.");
}
restResponse.ValidateResponse(client);
throw new DownloadClientException("Remote host did not return a Session Id.");
}
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();
}
}
private UTorrentResponse ProcessRequest(IRestRequest request, IRestClient client)
{
_logger.Debug("Url: {0}", client.BuildUri(request));
var clientResponse = client.Execute(request);
if (clientResponse.StatusCode == HttpStatusCode.BadRequest)
{
// Token has expired. If the settings were incorrect or the API is disabled we'd have gotten an error 400 during GetAuthToken
_logger.Debug("uTorrent authentication token error.");
_authToken = GetAuthToken(client);
request.Parameters.First(v => v.Name == "token").Value = _authToken;
clientResponse = client.Execute(request);
}
else if (clientResponse.StatusCode == HttpStatusCode.Unauthorized)
{
throw new DownloadClientAuthenticationException("Failed to authenticate");
}
var uTorrentResult = clientResponse.Read<UTorrentResponse>(client);
return uTorrentResult;
}
private void AddOAuthData(IRestClient client, IRestRequest request, OAuthWorkflow workflow)
{
var url = client.BuildUri(request, false).ToString();
OAuthWebQueryInfo oauth;
var method = request.Method.ToString();
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
var useMultiPart = request.ContentCollectionMode == ContentCollectionMode.MultiPart
|| (request.ContentCollectionMode == ContentCollectionMode.MultiPartForFileParameters
&& (client.DefaultParameters.GetFileParameters().Any() || request.Parameters.GetFileParameters().Any()));
var requestParameters = client.MergeParameters(request).OtherParameters.AsEnumerable();
var effectiveMethod = client.GetEffectiveHttpMethod(request);
if (effectiveMethod == Method.GET)
{
requestParameters = requestParameters.Where(x => x.Type == ParameterType.GetOrPost || x.Type == ParameterType.QueryString);
foreach (var p in requestParameters)
{
parameters.Add(new WebParameter(p.Name, p.Value.ToString(), WebParameterType.Query));
}
}
else if (!useMultiPart && effectiveMethod == Method.POST)
{
foreach (var p in requestParameters.Where(x => x.Type == ParameterType.QueryString))
{
parameters.Add(new WebParameter(p.Name, p.Value.ToString(), WebParameterType.Query));
}
foreach (var p in requestParameters.Where(x => x.Type == ParameterType.GetOrPost))
{
parameters.Add(new WebParameter(p.Name, p.Value.ToString(), WebParameterType.Post));
}
}
else
{
// if we are sending a multipart request, only the "oauth_" parameters should be included in the signature
foreach (var p in requestParameters.Where(p => p.Name.StartsWith("oauth_", StringComparison.Ordinal)))
{
parameters.Add(new WebParameter(p.Name, p.Value.ToString(), WebParameterType.Internal));
}
}
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, WebParameterType.Internal);
request.AddHeader("Authorization", GetAuthorizationHeader(parameters));
break;
case OAuthParameterHandling.UrlOrPostParameters:
parameters.Add("oauth_signature", oauth.Signature, WebParameterType.Internal);
foreach (var parameter in parameters.Where(
parameter => !string.IsNullOrEmpty(parameter.Name)
&& (parameter.Name.StartsWith("oauth_") || parameter.Name.StartsWith("x_auth_"))))
{
var v = parameter.Value;
v = Uri.UnescapeDataString(v.Replace('+', ' '));
request.AddOrUpdateParameter(parameter.Name, v);
}
break;
default:
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// Modifies the request to ensure that the authentication requirements are met.
/// </summary>
/// <param name="client">Client executing this request</param>
/// <param name="request">Request to authenticate</param>
/// <param name="credentials">The credentials used for the authentication</param>
/// <returns>The task the authentication is performed on</returns>
public Task PreAuthenticate(IRestClient client, IRestRequest request, ICredentials credentials)
{
if (credentials == null)
{
throw new InvalidOperationException("The credentials must be set using the IRestClient.Credential property.");
}
var cred = credentials.GetCredential(client.BuildUri(request, false), AuthenticationMethod);
if (cred == null)
{
throw new InvalidOperationException($"No credentials provided for the {AuthenticationMethod} authentication type.");
}
request.Parameters.AddOrUpdate(new Parameter { Type = _parameterType, Name = _usernameKey, Value = cred.UserName, ValidateOnAdd = false });
request.Parameters.AddOrUpdate(new Parameter { Type = _parameterType, Name = _passwordKey, Value = cred.Password, ValidateOnAdd = false });
#if USE_TASKEX
return TaskEx.FromResult(0);
#else
return Task.FromResult(0);
#endif
}
private void AddOAuthData(IRestClient client, IRestRequest request, OAuthWorkflow workflow)
{
var url = client.BuildUri(request).ToString();
OAuthWebQueryInfo oauth;
var method = request.Method.ToString().ToUpperInvariant();
var parameters = new WebParameterCollection();
// for non-GET style requests make sure params are part of oauth signature
if (request.Method != Method.GET && request.Method != Method.DELETE)
{
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", HttpUtility.UrlDecode(oauth.Signature));
foreach (var parameter in parameters)
{
request.AddParameter(parameter.Name, parameter.Value);
}
break;
default:
throw new ArgumentOutOfRangeException();
}
}
public void Authenticate(IRestClient client, IRestRequest request)
{
var url = client.BuildUri(request).ToString();
// add body xauth arguments
var arguments = new Dictionary<string, object>();
if (string.IsNullOrWhiteSpace(Token))
{
arguments.Add("x_auth_username", Username);
arguments.Add("x_auth_mode", "client_auth");
arguments.Add("x_auth_password", Password);
foreach (var item in arguments)
{
request.AddParameter(item.Key, item.Value);
}
}
else
{
foreach (var parameter in request.Parameters)
{
arguments.Add(parameter.Name, parameter.Value);
}
}
var nonce = OAuthTools.GetNonce();
var signatureMethod = "HMAC-SHA1";
var timeStamp = OAuthTools.GetTimestamp();
var version = "1.0";
var oauthArguments = new Dictionary<string, string>();
oauthArguments.Add("oauth_signature_method", signatureMethod);
oauthArguments.Add("oauth_nonce", nonce);
oauthArguments.Add("oauth_consumer_key", ConsumerKey);
oauthArguments.Add("oauth_timestamp", timeStamp);
oauthArguments.Add("oauth_version", version);
if (!string.IsNullOrWhiteSpace(Token))
{
oauthArguments.Add("oauth_token", Token);
}
var mergedArguments = new Dictionary<string, object>(arguments);
foreach (var item in oauthArguments)
{
mergedArguments.Add(item.Key, item.Value);
}
mergedArguments = mergedArguments.OrderBy(i => i.Key).ToDictionary(pair => pair.Key, pair => pair.Value);
var signatureBase = String.Format("{0}&{1}&", Method.POST, OAuthTools.UrlEncodeRelaxed(url));
foreach (var item in mergedArguments)
{
var encodedKey = OAuthTools.UrlEncodeRelaxed(item.Key);
string encodedValue;
if (item.Value != null)
{
encodedValue = OAuthTools.UrlEncodeRelaxed(item.Value.ToString());
}
else
{
encodedValue = string.Empty;
}
signatureBase += String.Format("{0}%3D{1}%26", encodedKey, encodedValue);
}
signatureBase = signatureBase.Substring(0, signatureBase.Length - 3);
signatureBase = signatureBase.Replace("%40", "%2540"); // ugly hack for now...
var signature = OAuthTools.GetSignature(signatureBase, ConsumerSecret, TokenSecret);
// create authorization header
var authHeader = "OAuth ";
authHeader += string.Format("{0}=\"{1}\"", "oauth_signature", signature);
foreach (var item in oauthArguments)
{
authHeader += string.Format(", {0}=\"{1}\"", item.Key, item.Value);
}
request.AddHeader("Authorization", authHeader);
}
public RestException(IRestResponse response, IRestClient restClient)
: base(string.Format("REST request failed: [{0}] [{1}] at [{2}]", (int)response.StatusCode, response.Request.Method, restClient.BuildUri(response.Request)))
{
Response = response;
}
private String GetAuthToken(IRestClient client)
{
var request = new RestRequest();
request.RequestFormat = DataFormat.Json;
request.Resource = "/gui/token.html";
_logger.Debug("Url: {0}", client.BuildUri(request));
var response = client.Execute(request);
if (response.StatusCode == HttpStatusCode.Unauthorized)
{
throw new DownloadClientAuthenticationException("Failed to authenticate");
}
response.ValidateResponse(client);
var xmlDoc = new System.Xml.XmlDocument();
xmlDoc.LoadXml(response.Content);
var authToken = xmlDoc.FirstChild.FirstChild.InnerText;
_logger.Debug("uTorrent AuthToken={0}", authToken);
return authToken;
}
