/// <summary>
/// Function used to detect the desired response format and return the provider error response
/// </summary>
/// <param name="request"></param>
/// <param name="code"></param>
/// <param name="_responseEnvelope"></param>
/// <returns></returns>
public HttpResponseMessage FormatProviderErrorResponse(HttpRequestMessage request, HttpStatusCode code, ProviderAuthenticationResponse _responseEnvelope)
{
HttpResponseMessage response = new HttpResponseMessage();
MediaTypeWithQualityHeaderValue responseType = null;
//Check the requested response format
if (request.GetRequestContext() != null && request.GetRequestContext().Url != null && request.GetRequestContext().Url.Request != null && request.GetRequestContext().Url.Request.Headers != null)
responseType = request.GetRequestContext().Url.Request.Headers.Accept.LastOrDefault();
if (responseType != null && responseType.ToString().ToLower().Equals("application/xml"))
response.Content = new ObjectContent<ProviderAuthenticationResponse>(_responseEnvelope, new XmlMediaTypeFormatter());
else
response.Content = new ObjectContent<ProviderAuthenticationResponse>(_responseEnvelope, new JsonMediaTypeFormatter());
return response;
}
protected override Task<HttpResponseMessage> SendAsync(
HttpRequestMessage request, CancellationToken cancellationToken)
{
LoggingUtility log = LoggerFactory.GetLogger();
ErrorUtil errorUtil = new ErrorUtil();
LogObject logObject = new LogObject();
var tsc = new TaskCompletionSource<HttpResponseMessage>();
string _requestId = request.Properties["requestId"].ToString();
ProviderAuthenticationResponse _responseEnvelope = new ProviderAuthenticationResponse(_requestId);
//Initialize the error to 0 to be able to check later if there is any error in the request
int Error = 0;
//Get the authentication credentials
AuthenticationObject authenticationObject = new CommonMethods().GetAuthenticationHeader(request);
//If header does not contain the required credentials then add an error to the response envelope else
if (authenticationObject == null || authenticationObject.AuthenticationType == null || authenticationObject.ApiUser == null || authenticationObject.SharedSecret == null)
{
Error = ErrorKey.ERR_PROVIDER_AUTHENTICATION_FAILED;
authenticationObject = new AuthenticationObject();
}
//Authenticate with pmp
else
{
Error = PmpAuth(authenticationObject, _requestId);
}
//Error different then 0, send back the request with an error message
if (Error != 0)
{
Dictionary<string, string> parameters = new Dictionary<string, string>();
parameters.Add("ApiUser", authenticationObject.ApiUser);
//Add the error in the response envelope
//Edit for R184
_responseEnvelope.Data.Errors.Add(new ErrorObject(Error, parameters));
//R185 Modification
//_responseEnvelope.Data.Errors.Add(new ErrorObject(Error, parameters));
//Log the error
//Edit for R184
logObject = new CommonMethods().Authentication_ToLogObject(_requestId, authenticationObject.ApiUser, OperationType, OperationName, authenticationObject, _responseEnvelope.Data.Errors);
//R185 Modification
//logObject = new Methods().Authentication_ToLogObject(_requestId, authenticationObject.ApiUser, OperationType, OperationName, authenticationObject, _responseEnvelope.Data.Errors);
log.InfoJson(logObject);
var response = new MethodsApi().FormatProviderErrorResponse(request, HttpStatusCode.OK, _responseEnvelope);
//Return back the results
tsc.SetResult(response);
return tsc.Task;
}
//Authentication succeeded...continue with the request
else
{
//Authentication and authorization were successful, log the request and continue processing
//Edit for R184
logObject = new CommonMethods().Authentication_ToLogObject(_requestId, authenticationObject.ApiUser, OperationType, OperationName, authenticationObject, _responseEnvelope.Data.Errors);
//R185 Modification
//logObject = new Methods().Authentication_ToLogObject(_requestId, authenticationObject.ApiUser, OperationType, OperationName, authenticationObject, _responseEnvelope.Data.Errors);
log.InfoJson(logObject);
// This piece of code has been added to unit test this handler
// In case of success we are returning an empty ProviderAuthenticationResponse
if (xunit)
{
tsc.SetResult(new MethodsApi().FormatProviderErrorResponse(request, HttpStatusCode.OK, _responseEnvelope));
return tsc.Task;
}
var providerResponse = base.SendAsync(request, cancellationToken);
//Check if request has missing action name (e.g. does not specify the action for liveoffers)
if (providerResponse.Result.StatusCode == HttpStatusCode.InternalServerError)
{
_responseEnvelope.Data.Errors.Add(new ErrorObject(ErrorKey.ERR_PROVIDER_MISSING_ACTION));
var response = new MethodsApi().FormatProviderErrorResponse(request, HttpStatusCode.OK, _responseEnvelope);
//Log the error
Dictionary<string, string> parameters = new Dictionary<string, string>();
parameters.Add("URL", providerResponse.Result.RequestMessage.RequestUri.AbsolutePath);
log.InfoJson(new Methods().Error_ToLogObject(_requestId, authenticationObject.ApiUser, OperationType, operationName.ApiCall.ToString(), parameters, _responseEnvelope.Data.Errors));
tsc.SetResult(response);
return tsc.Task;
}
return providerResponse;
}
}