--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Validator\DataCollector;
+
+use Symfony\Component\Form\FormInterface;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpKernel\DataCollector\DataCollector;
+use Symfony\Component\HttpKernel\DataCollector\LateDataCollectorInterface;
+use Symfony\Component\Validator\Validator\TraceableValidator;
+use Symfony\Component\VarDumper\Caster\Caster;
+use Symfony\Component\VarDumper\Caster\ClassStub;
+use Symfony\Component\VarDumper\Cloner\Data;
+use Symfony\Component\VarDumper\Cloner\Stub;
+
+/**
+ * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
+ */
+class ValidatorDataCollector extends DataCollector implements LateDataCollectorInterface
+{
+ private $validator;
+
+ public function __construct(TraceableValidator $validator)
+ {
+ $this->validator = $validator;
+ $this->reset();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function collect(Request $request, Response $response, \Exception $exception = null)
+ {
+ // Everything is collected once, on kernel terminate.
+ }
+
+ public function reset()
+ {
+ $this->data = array(
+ 'calls' => $this->cloneVar(array()),
+ 'violations_count' => 0,
+ );
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function lateCollect()
+ {
+ $collected = $this->validator->getCollectedData();
+ $this->data['calls'] = $this->cloneVar($collected);
+ $this->data['violations_count'] = array_reduce($collected, function ($previous, $item) {
+ return $previous + count($item['violations']);
+ }, 0);
+ }
+
+ /**
+ * @return Data
+ */
+ public function getCalls()
+ {
+ return $this->data['calls'];
+ }
+
+ /**
+ * @return int
+ */
+ public function getViolationsCount()
+ {
+ return $this->data['violations_count'];
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function getName()
+ {
+ return 'validator';
+ }
+
+ protected function getCasters()
+ {
+ return parent::getCasters() + array(
+ \Exception::class => function (\Exception $e, array $a, Stub $s) {
+ foreach (array("\0Exception\0previous", "\0Exception\0trace") as $k) {
+ if (isset($a[$k])) {
+ unset($a[$k]);
+ ++$s->cut;
+ }
+ }
+
+ return $a;
+ },
+ FormInterface::class => function (FormInterface $f, array $a) {
+ return array(
+ Caster::PREFIX_VIRTUAL.'name' => $f->getName(),
+ Caster::PREFIX_VIRTUAL.'type_class' => new ClassStub(get_class($f->getConfig()->getType()->getInnerType())),
+ Caster::PREFIX_VIRTUAL.'data' => $f->getData(),
+ );
+ },
+ );
+ }
+}