/// <summary>
/// Gets a custom exception that wraps the SOAP exception thrown
/// by the server.
/// </summary>
/// <param name="ex">SOAPException that was thrown by the server.</param>
/// <returns>A custom exception object that wraps the SOAP exception.
/// </returns>
protected override Exception GetCustomException(SoapException exception)
{
string defaultNs = GetDefaultNamespace();
if (!string.IsNullOrEmpty(defaultNs) && exception.Detail != null)
{
// Extract the ApiExceptionFault node.
XmlElement faultNode = GetFaultNode(exception, defaultNs, "ApiExceptionFault");
if (faultNode != null)
{
try {
AdWordsApiException awapiException = new AdWordsApiException(
SerializationUtilities.DeserializeFromXmlTextCustomRootNs(
faultNode.OuterXml, Assembly.GetExecutingAssembly().GetType(
this.GetType().Namespace + ".ApiException"), defaultNs, "ApiExceptionFault"),
AdWordsErrorMessages.AnApiExceptionOccurred, exception);
if (AdWordsErrorHandler.IsOAuthTokenExpiredError(awapiException))
{
return(new AdWordsCredentialsExpiredException(
(string)ContextStore.GetValue("OAuthHeader")));
}
else
{
return(awapiException);
}
} catch (Exception) {
// deserialization failed, but we can safely ignore it.
}
}
}
return(new AdWordsApiException(null, AdWordsErrorMessages.AnApiExceptionOccurred, exception));
}
/// <summary>
/// Determines whether the exception thrown by the server matches a known
/// error.
/// </summary>
/// <param name="awapiException">The awapi exception.</param>
/// <param name="errorMessage">The known error message.</param>
/// <returns>True, if the server exception matches the known error, false
/// otherwise.</returns>
private static bool MatchesError(AdWordsApiException awapiException, string[] errorMessages)
{
object[] errors = (object[])awapiException.ApiException.GetType().
GetProperty("errors").GetValue(awapiException.ApiException, null);
if (errors != null)
{
for (int i = 0; i < errors.Length; i++)
{
string errorString = (string)errors[i].GetType().GetProperty("errorString").
GetValue(errors[i], null);
foreach (String errorMessage in errorMessages)
{
if (String.Compare(errorString, errorMessage, true) == 0)
{
return(true);
}
}
}
}
return(false);
}
/// <summary>
/// Gets a custom exception that wraps the SOAP exception thrown
/// by the server.
/// </summary>
/// <param name="ex">SOAPException that was thrown by the server.</param>
/// <returns>A custom exception object that wraps the SOAP exception.
/// </returns>
protected override Exception GetCustomException(SoapException ex) {
string defaultNs = GetDefaultNamespace();
if (!string.IsNullOrEmpty(defaultNs) && ex.Detail != null) {
// Extract the ApiExceptionFault node.
XmlElement faultNode = GetFaultNode(ex, defaultNs, "ApiExceptionFault");
if (faultNode != null) {
try {
AdWordsApiException awapiException = new AdWordsApiException(
SerializationUtilities.DeserializeFromXmlTextCustomRootNs(
faultNode.OuterXml, Assembly.GetExecutingAssembly().GetType(
this.GetType().Namespace + ".ApiException"), defaultNs, "ApiExceptionFault"),
AdWordsErrorMessages.AnApiExceptionOccurred, ex);
if (AdWordsErrorHandler.IsCookieInvalidError(awapiException)) {
return new AdWordsCredentialsExpiredException(this.GetRequestHeader().authToken);
} else if (AdWordsErrorHandler.IsOAuthTokenExpiredError(awapiException)) {
return new AdWordsCredentialsExpiredException(
(string) ContextStore.GetValue("OAuthHeader"));
} else {
return awapiException;
}
} catch (Exception) {
// deserialization failed, but we can safely ignore it.
}
}
}
return new AdWordsApiException(null, AdWordsErrorMessages.AnApiExceptionOccurred, ex);
}
/// <summary>
/// Determines whether the exception thrown by the server matches a known
/// error.
/// </summary>
/// <param name="awapiException">The awapi exception.</param>
/// <param name="errorMessage">The known error message.</param>
/// <returns>True, if the server exception matches the known error, false
/// otherwise.</returns>
private static bool MatchesError(AdWordsApiException awapiException, string[] errorMessages)
{
object[] errors = (object[]) awapiException.ApiException.GetType().
GetProperty("errors").GetValue(awapiException.ApiException, null);
if (errors != null) {
for (int i = 0; i < errors.Length; i++) {
string errorString = (string) errors[i].GetType().GetProperty("errorString").
GetValue(errors[i], null);
foreach (String errorMessage in errorMessages) {
if (String.Compare(errorString, errorMessage, true) == 0) {
return true;
}
}
}
}
return false;
}
/// <summary>
/// Invalidates the auth token cache if necessary.
/// </summary>
/// <param name="awapiException">The AdWords API exception from the server.
/// </param>
private void InvalidateAuthTokenCacheIfNecessary(AdWordsApiException awapiException) {
RequestHeader header = (RequestHeader) this.GetType().GetProperty("RequestHeader").
GetValue(this, null);
if (IsCookieInvalidError(awapiException)) {
AuthToken.Cache.InvalidateToken(header.authToken);
}
}
/// <summary>
/// Determines whether the exception thrown by the server is an AuthToken
/// Invalid Error.
/// </summary>
/// <param name="awapiException">The awapi exception.</param>
/// <returns>True, if the server exception is a AuthToken invalid error,
/// false otherwise.</returns>
private bool IsCookieInvalidError(AdWordsApiException awapiException) {
object[] errors = (object[]) awapiException.ApiException.GetType().
GetProperty("errors").GetValue(awapiException.ApiException, null);
if (errors != null) {
for (int i = 0; i < errors.Length; i++) {
string errorString = (string) errors[i].GetType().GetProperty("errorString").
GetValue(errors[i], null);
if (errorString == COOKIE_INVALID_ERROR) {
return true;
}
}
}
return false;
}
/// <summary>
/// Gets a custom exception that wraps the SOAP exception thrown
/// by the server.
/// </summary>
/// <param name="ex">SOAPException that was thrown by the server.</param>
/// <returns>A custom exception object that wraps the SOAP exception.
/// </returns>
protected override Exception GetCustomException(SoapException ex) {
string defaultNs = GetDefaultNamespace();
if (!string.IsNullOrEmpty(defaultNs) && ex.Detail != null) {
// Extract the ApiExceptionFault node.
XmlElement faultNode = GetFaultNode(ex, defaultNs, "ApiExceptionFault");
if (faultNode != null) {
try {
AdWordsApiException awapiException = new AdWordsApiException(
SerializationUtilities.DeserializeFromXmlText(
faultNode.OuterXml, Assembly.GetExecutingAssembly().GetType(
this.GetType().Namespace + ".ApiException"), defaultNs, "ApiExceptionFault"),
AdWordsErrorMessages.AnApiExceptionOccurred, ex);
InvalidateAuthTokenCacheIfNecessary(awapiException);
return awapiException;
} catch (Exception) {
// deserialization failed, but we can safely ignore it.
}
}
}
return new AdWordsApiException(null, AdWordsErrorMessages.AnApiExceptionOccurred, ex);
}
