/**
* Transforms the exceptions thrown by \Guzzle\Http\Client
* into Klout specific ones. If it doesn't know how to handle
* the exception then it just re-throws it.
*
* @param HttpRequestException $e
* @throws NotAuthorizedException
* @throws ResourceNotFoundException
* @throws ServiceUnavailableException
* @throws Ambigous <HttpRequestException, \Guzzle\Http\Exception\ClientErrorResponseException, \Guzzle\Http\Exception\ServerErrorResponseException, \Guzzle\Http\Exception\MultiTransferException>
* @return array:NULL
*/
protected function handleHttpRequestException(HttpRequestException $e)
{
if ($e instanceof ClientErrorResponseException) {
switch ($e->getResponse()->getStatusCode()) {
case 403:
throw new NotAuthorizedException($e->getMessage());
break;
case 404:
throw new ResourceNotFoundException($e->getMessage());
break;
}
} elseif ($e instanceof ServerErrorResponseException) {
throw new ServiceUnavailableException($e->getMessage());
} elseif ($e instanceof MultiTransferException) {
if (count($e->getSuccessfulRequests()) == 0) {
throw new ResourceNotFoundException($e->getMessage());
}
$responses = array();
foreach ($e->getSuccessfulRequests() as $request) {
$responses[] = $request->getResponse();
}
// In this case we return the valid responses
return $responses;
}
// If we don't transform it to a Klout\Exception then
// rethrow the original exception
throw $e;
}
