private void FaultCompleteFailure(CodedException error)
{
Host.Dispatcher.InvokeIfNecessary(
PlatformDispatcher.AsyncOperationAlwaysValid,
() => ReportError(
PwmControlModelErrorString,
null,
MessageDescriptor.Empty,
error.ResolvedErrorMessage));
}
public override void OnException(HttpActionExecutedContext actionExecutedContext)
{
if (actionExecutedContext == null)
{
throw new ArgumentNullException("actionExecutedContext");
}
HttpRequestMessage request = actionExecutedContext.Request;
CodedException exception = actionExecutedContext.Exception as CodedException;
if (exception == null)
{
actionExecutedContext.Response = request.CreateErrorResponse(HttpStatusCode.InternalServerError, actionExecutedContext.Exception);
}
else
{
actionExecutedContext.Response = request.CreateErrorResponse(exception.StatusCode, exception);
}
}
private void setErrorMessage(ActionExecutedContext filterContext, ErrorData viewModel)
{
if (String.IsNullOrWhiteSpace(ErrorMessage))
{
CodedException exception = filterContext.Exception as CodedException;
if (exception == null)
{
viewModel.ErrorMessage = "An error occurred while processing your request.";
}
else
{
viewModel.ErrorMessage = filterContext.Exception.Message;
}
}
else
{
viewModel.ErrorMessage = ErrorMessage;
}
}
public override void OnException(ExceptionContext filterContext)
{
if (filterContext == null)
{
throw new ArgumentNullException("filterContext");
}
CodedException exception = filterContext.Exception as CodedException;
if (exception == null)
{
filterContext.Result = new HttpStatusCodeResult(HttpStatusCode.InternalServerError);
}
else
{
filterContext.Result = new HttpStatusCodeResult(exception.StatusCode, exception.Message);
}
filterContext.ExceptionHandled = true;
base.OnException(filterContext);
}
private static SenderDelegate CreateAjaxSender(AjaxObjectFactory ajaxObject)
{
return((url, payload, callback) =>
{
Log.Debug($"{nameof(CreateAjaxSender)}: Create ajax sender {url} {payload}");
var opt = new TransportOptions();
if (!payload.IsNullOrEmpty())
{
opt.Headers = new Dictionary <string, string>
{
{ "Content-type", "text/plain" }
}
}
;
var ajaxUrl = new Uri(url).AddPath("/xhr_send");
var xo = ajaxObject("POST", ajaxUrl.OriginalString, payload, opt);
xo.Once("finish", (sender, e) =>
{
var status = (int)e[0];
Log.Debug($"{nameof(CreateAjaxSender)}: Finish {status}");
xo = null;
if (status != 200 && status != 204)
{
callback(new Exception($"http status {status}"));
return;
}
callback(null);
});
return () =>
{
Log.Debug($"{nameof(CreateAjaxSender)}: Abort");
xo.Close();
xo = null;
var err = new CodedException("Aborted", 1000);
callback(err);
};
});
}
/// <summary>
/// Helper method to handle an exception.
/// </summary>
/// <param name="exception">The exception.</param>
/// <param name="includeException">if set to <c>true</c> include the full exception.</param>
/// <remarks>
/// Setting <paramref name="includeException"/> to true can introduce a security vulnerability
/// because an attacker can use it to gather information about the system.
/// </remarks>
public void HandleException(Exception exception, bool includeException)
{
if (exception == null)
{
throw new ArgumentNullException("exception");
}
Log.Instance.HandleException(exception);
CodedException ce = exception as CodedException;
if (ce != null)
{
code = ce.ErrorCode;
message = ce.ErrorMessage;
}
else
{
code = -1;
message = exception.Message;
}
if (includeException)
{
fullException = exception.ToString();
}
}
