Validation Exception Listener

ValidationFailedExceptionListener.php

<?php

namespace App\Listener\Exception;

use App\Exception\ValidationFailedException;
use JMS\DiExtraBundle\Annotation as DI;
use Symfony\Component\Console\Event\ConsoleExceptionEvent;
use Symfony\Component\Console\Helper\Table;
use Symfony\Component\Console\Output\ConsoleOutputInterface;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpKernel\Event\GetResponseForExceptionEvent;

/**
 * @DI\Service("app.listen.exception.validation")
 *
 * @DI\Tag("kernel.event_listener", attributes={
 *      "event"="kernel.exception",
 *      "method"="onKernelException"
 * })
 *
 * @DI\Tag("kernel.event_listener", attributes={
 *      "event"="console.exception",
 *      "method"="onConsoleException"
 * })
 */
class ValidationFailedExceptionListener
{
    /**
     * @param ConsoleExceptionEvent $event
     */
    public function onConsoleException(ConsoleExceptionEvent $event)
    {
        $exception = $event->getException();
        if ($exception instanceof ValidationFailedException) {
            $table = new Table($event->getOutput());
            $table->setHeaders(['Property', 'Value', 'Message']);
            foreach ($exception->getConstraintViolationList() as $violation) {
                $table->addRow([
                    $violation->getPropertyPath(),
                    $violation->getInvalidValue(),
                    $violation->getMessage()
                ]);
            }

            $table->render();
        }
    }

    /**
     * @param GetResponseForExceptionEvent $event
     */
    public function onKernelException(GetResponseForExceptionEvent $event)
    {
        $exception = $event->getException();
        if ($exception instanceof ValidationFailedException) {
            $violations = [];
            foreach ($exception->getConstraintViolationList() as $violation) {
                $violations[$violation->getPropertyPath()] = $violation->getMessage();
            }

            $event->setResponse(new JsonResponse($violations, 400));
        }
    }
}