public void RwsError_has_an_ErrorDescription()
{
var error = new RwsError(new HttpResponseMessage {
Content = new StringContent(@"<?xml version=""1.0"" encoding=""utf-8""?>
<ODM xmlns:mdsol=""http://www.mdsol.com/ns/odm/metadata""
FileType=""Snapshot""
CreationDateTime=""2013-04-08T10:28:49.578-00:00""
FileOID=""4d13722a-ceb6-4419-a917-b6ad5d0bc30e""
ODMVersion=""1.3""
mdsol:ErrorDescription=""Incorrect login and password combination. [RWS00008]""
xmlns=""http://www.cdisc.org/ns/odm/v1.3"" />", Encoding.UTF8, "text/xml")
});
Assert.AreEqual("Incorrect login and password combination. [RWS00008]", error.GetErrorDescription());
}
public void RWSError_correctly_reads_an_error_response()
{
string errorResponse =
@"<?xml version=""1.0"" encoding=""utf-8""?>
<ODM xmlns:mdsol=""http://www.mdsol.com/ns/odm/metadata""
FileType=""Snapshot""
CreationDateTime=""2013-04-08T10:28:49.578-00:00""
FileOID=""4d13722a-ceb6-4419-a917-b6ad5d0bc30e""
ODMVersion=""1.3""
mdsol:ErrorDescription=""Incorrect login and password combination. [RWS00008]""
xmlns=""http://www.cdisc.org/ns/odm/v1.3"" /> ";
var error = new RwsError(errorResponse);
Assert.AreEqual("4d13722a-ceb6-4419-a917-b6ad5d0bc30e", error.FileOID);
Assert.AreEqual("Incorrect login and password combination. [RWS00008]", error.ErrorDescription);
Assert.AreEqual(DateTime.Parse("2013-04-08T10:28:49.578-00:00"), error.CreationDateTime);
Assert.AreEqual(Schema.ODMVersion.Item13, error.ODMVersion);
Assert.AreEqual(Schema.FileType.Snapshot, error.FileType);
}
/// <summary>
/// Sends a request to RWS.
/// </summary>
/// <param name="rws_request">The RWS request.</param>
/// <param name="timeout">The timeout.</param>
/// <returns></returns>
/// <exception cref="RWSException">
/// IIS Error
/// or
/// Server Error (500)
/// or
/// Unauthorized.
/// or
/// Unspecified Error.
/// </exception>
public IRWSResponse SendRequest(RWSRequest rws_request, int?timeout = null)
{
this.client = new RestClient(base_url);
if (rws_request.RequiresAuthentication)
{
client.Authenticator = auth;
if (timeout != null)
{
client.Timeout = (int)timeout;
}
}
var request = new RestRequest(rws_request.UrlPath(), rws_request.HttpMethod);
//Add post body if the request is a POST
if (rws_request.HttpMethod == Method.POST)
{
request.AddParameter("text/xml; charset=utf-8", rws_request.RequestBody, ParameterType.RequestBody);
}
foreach (var header in rws_request.Headers)
{
request.AddHeader(header.Key, header.Value);
}
var start_time = DateTime.UtcNow;
var response = client.Execute(request);
//keep track of last response
this.last_result = response;
request_time = DateTime.UtcNow.Subtract(start_time);
//Based on the response code...
switch (response.StatusCode)
{
case HttpStatusCode.BadRequest:
case HttpStatusCode.NotFound:
if (response.Content.StartsWith("<Response"))
{
var error = new RWSErrorResponse(response.Content);
throw new RWSException(error.ErrorDescription, error);
}
else if (response.Content.Contains("<html"))
{
throw new RWSException("IIS Error", response.Content);
}
else
{
var error = new RwsError(response.Content);
throw new RWSException(error.ErrorDescription, error);
}
case HttpStatusCode.InternalServerError:
throw new RWSException("Server Error (500)", response.Content);
case HttpStatusCode.Forbidden:
if (response.Content.Contains("<h2>HTTP Error 401.0 - Unauthorized</h2>"))
{
throw new RWSException("Unauthorized.", response.Content);
}
dynamic _error;
if (response.Headers.Any(x => x.ContentType.StartsWith("text/xml")))
{
if (response.Content.StartsWith("<Response"))
{
_error = new RWSErrorResponse(response.Content);
}
else if (response.Content.Contains("ODM"))
{
_error = new RwsError(response.Content);
}
else
{
throw new RWSException("Unspecified Error.", response.Content);
}
}
else
{
_error = new RWSErrorResponse(response.Content);
}
throw new RWSException(_error.ErrorDescription, _error);
}
if (response.StatusCode != HttpStatusCode.OK)
{
dynamic _error;
if (response.Content.Contains("<"))
{
if (response.Content.Trim().StartsWith("<Response"))
{
_error = new RWSErrorResponse(response.Content);
}
else if (response.Content.Contains("ODM"))
{
_error = new RwsError(response.Content);
}
else
{
throw new RWSException(string.Format("Unexpected Status Code ({0})", response.StatusCode.ToString()), response.Content);
}
}
else
{
throw new RWSException(string.Format("Unexpected Status Code ({0})", response.StatusCode.ToString()), response.Content);
}
throw new RWSException(_error.ErrorDescription, _error);
}
return(rws_request.Result(response));
}
/// <summary>
/// Initializes a new instance of the <see cref="RWSException"/> class.
/// </summary>
/// <param name="message">The message.</param>
/// <param name="rws_error">The RWS error.</param>
public RWSException(string message, RwsError rws_error) : this(message)
{
this.rws_error = rws_error;
}
public static void Parse(HttpResponseMessage response)
{
string content = response.Content.ReadAsStringAsync().Result;
var responseContentTypeHeader = response.Content.Headers.FirstOrDefault(x => x.Key == "Content-Type");
switch (response.StatusCode)
{
case HttpStatusCode.BadRequest:
case HttpStatusCode.NotFound:
if (content.StartsWith("<Response", StringComparison.CurrentCulture))
{
var error = GenerateResponse(response);
throw new RwsException(error.GetErrorDescription(), error);
}
if (content.Contains("<html"))
{
throw new RwsException("IIS Error", response);
}
else
{
var error = new RwsError(response);
throw new RwsException(error.GetErrorDescription(), response);
}
case HttpStatusCode.InternalServerError:
throw new RwsException("Server Error (500)", response);
case HttpStatusCode.Unauthorized:
if (content.Contains("Authorization Header not provided"))
{
throw new RwsAuthorizationException(content);
}
if (content.Contains("<h2>HTTP Error 401.0 - Unauthorized</h2>"))
{
throw new RwsException("Unauthorized.", response);
}
IRwsError _error;
if (responseContentTypeHeader.Value.Any(x => x.StartsWith("text/xml", StringComparison.CurrentCulture)))
{
if (content.StartsWith("<Response", StringComparison.CurrentCulture))
{
_error = GenerateResponse(response);
}
else if (content.Contains("ODM"))
{
_error = new RwsError(response);
}
else
{
throw new RwsException("Unspecified Error.", response);
}
}
else
{
_error = GenerateResponse(response);
}
throw new RwsException(_error.GetErrorDescription(), _error);
}
if (!response.IsSuccessStatusCode)
{
IRwsError _error;
if (content.Contains("<"))
{
if (content.Trim().StartsWith("<Response", StringComparison.CurrentCulture))
{
_error = GenerateResponse(response);
}
else if (content.Contains("ODM"))
{
_error = new RwsError(response);
}
else
{
throw new RwsException($"Unexpected Status Code ({(int)response.StatusCode})", response);
}
}
else
{
throw new RwsException($"Unexpected Status Code ({(int)response.StatusCode})", response);
}
throw new RwsException(_error.GetErrorDescription(), _error);
}
}
