Viewing file:  ErrorResponsePlugin.php (2.74 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
<?php
namespace Guzzle\Plugin\ErrorResponse;
use Guzzle\Common\Event;
use Guzzle\Http\Message\RequestInterface;
use Guzzle\Service\Command\CommandInterface;
use Guzzle\Service\Description\Operation;
use Guzzle\Plugin\ErrorResponse\Exception\ErrorResponseException;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
/**
* Converts generic Guzzle response exceptions into errorResponse exceptions
*/
class ErrorResponsePlugin implements EventSubscriberInterface
{
public static function getSubscribedEvents()
{
return array('command.before_send' => array('onCommandBeforeSend', -1));
}
/**
* Adds a listener to requests before they sent from a command
*
* @param Event $event Event emitted
*/
public function onCommandBeforeSend(Event $event)
{
$command = $event['command'];
if ($operation = $command->getOperation()) {
if ($operation->getErrorResponses()) {
$request = $command->getRequest();
$request->getEventDispatcher()
->addListener('request.complete', $this->getErrorClosure($request, $command, $operation));
}
}
}
/**
* @param RequestInterface $request Request that received an error
* @param CommandInterface $command Command that created the request
* @param Operation $operation Operation that defines the request and errors
*
* @return \Closure Returns a closure
* @throws ErrorResponseException
*/
protected function getErrorClosure(RequestInterface $request, CommandInterface $command, Operation $operation)
{
return function (Event $event) use ($request, $command, $operation) {
$response = $event['response'];
foreach ($operation->getErrorResponses() as $error) {
if (!isset($error['class'])) {
continue;
}
if (isset($error['code']) && $response->getStatusCode() != $error['code']) {
continue;
}
if (isset($error['reason']) && $response->getReasonPhrase() != $error['reason']) {
continue;
}
$className = $error['class'];
$errorClassInterface = __NAMESPACE__ . '\\ErrorResponseExceptionInterface';
if (!class_exists($className)) {
throw new ErrorResponseException("{$className} does not exist");
} elseif (!is_subclass_of($className, $errorClassInterface)) {
throw new ErrorResponseException("{$className} must implement {$errorClassInterface}");
}
throw $className::fromCommand($command, $response);
}
};
}
}
|