ValidatorDataCollector.php

<?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>
 *
 * @final
 */
class ValidatorDataCollector extends DataCollector implements LateDataCollectorInterface {
    public function __construct(TraceableValidator $validator) {
        $this->reset();
    }
    public function collect(Request $request, Response $response, ?\Throwable $exception = null) : void {
        // Everything is collected once, on kernel terminate.
    }
    public function reset() : void {
        $this->data = [
            'calls' => $this->cloneVar([]),
            'violations_count' => 0,
        ];
    }
    public function lateCollect() : void {
        $collected = $this->validator
            ->getCollectedData();
        $this->data['calls'] = $this->cloneVar($collected);
        $this->data['violations_count'] = array_reduce($collected, fn($previous, $item) => $previous + \count($item['violations']), 0);
    }
    public function getCalls() : Data {
        return $this->data['calls'];
    }
    public function getViolationsCount() : int {
        return $this->data['violations_count'];
    }
    public function getName() : string {
        return 'validator';
    }
    protected function getCasters() : array {
        return parent::getCasters() + [
            \Exception::class => function (\Exception $e, array $a, Stub $s) {
                foreach ([
                    "\x00Exception\x00previous",
                    "\x00Exception\x00trace",
                ] as $k) {
                    if (isset($a[$k])) {
                        unset($a[$k]);
                        ++$s->cut;
                    }
                }
                return $a;
            },
            FormInterface::class => fn(FormInterface $f, array $a) => [
                Caster::PREFIX_VIRTUAL . 'name' => $f->getName(),
                Caster::PREFIX_VIRTUAL . 'type_class' => new ClassStub($f->getConfig()
                    ->getType()
                    ->getInnerType()::class),
                Caster::PREFIX_VIRTUAL . 'data' => $f->getData(),
            ],
        ];
    }

}