120 lines
3.0 KiB
PHP
120 lines
3.0 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\HttpKernel\DataCollector;
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use Symfony\Component\VarDumper\Caster\CutStub;
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use Symfony\Component\VarDumper\Caster\ReflectionCaster;
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use Symfony\Component\VarDumper\Cloner\ClonerInterface;
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use Symfony\Component\VarDumper\Cloner\Data;
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use Symfony\Component\VarDumper\Cloner\Stub;
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use Symfony\Component\VarDumper\Cloner\VarCloner;
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/**
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* DataCollector.
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*
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* Children of this class must store the collected data in the data property.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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* @author Bernhard Schussek <bschussek@symfony.com>
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*/
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abstract class DataCollector implements DataCollectorInterface
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{
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protected array|Data $data = [];
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private ClonerInterface $cloner;
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/**
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* Converts the variable into a serializable Data instance.
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*
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* This array can be displayed in the template using
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* the VarDumper component.
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*/
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protected function cloneVar(mixed $var): Data
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{
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if ($var instanceof Data) {
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return $var;
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}
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if (!isset($this->cloner)) {
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$this->cloner = new VarCloner();
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$this->cloner->setMaxItems(-1);
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$this->cloner->addCasters($this->getCasters());
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}
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return $this->cloner->cloneVar($var);
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}
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/**
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* @return callable[] The casters to add to the cloner
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*/
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protected function getCasters(): array
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{
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$casters = [
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'*' => function ($v, array $a, Stub $s, $isNested) {
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if (!$v instanceof Stub) {
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$b = $a;
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foreach ($a as $k => $v) {
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if (!\is_object($v) || $v instanceof \DateTimeInterface || $v instanceof Stub) {
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continue;
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}
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try {
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$a[$k] = $s = new CutStub($v);
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if ($b[$k] === $s) {
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// we've hit a non-typed reference
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$a[$k] = $v;
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}
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} catch (\TypeError $e) {
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// we've hit a typed reference
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}
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}
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}
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return $a;
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},
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] + ReflectionCaster::UNSET_CLOSURE_FILE_INFO;
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return $casters;
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}
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public function __sleep(): array
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{
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return ['data'];
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}
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public function __wakeup(): void
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{
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}
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/**
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* @internal to prevent implementing \Serializable
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*/
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final protected function serialize(): void
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{
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}
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/**
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* @internal to prevent implementing \Serializable
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*/
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final protected function unserialize(string $data): void
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{
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}
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/**
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* @return void
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*/
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public function reset()
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{
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$this->data = [];
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}
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}
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