87 lines
2.1 KiB
PHP
87 lines
2.1 KiB
PHP
<?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\Bridge\Twig\Extension;
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use Symfony\Bridge\Twig\TokenParser\DumpTokenParser;
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use Symfony\Component\VarDumper\Cloner\ClonerInterface;
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use Symfony\Component\VarDumper\Dumper\HtmlDumper;
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use Twig\Environment;
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use Twig\Extension\AbstractExtension;
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use Twig\Template;
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use Twig\TwigFunction;
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/**
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* Provides integration of the dump() function with Twig.
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*
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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final class DumpExtension extends AbstractExtension
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{
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private $cloner;
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private $dumper;
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public function __construct(ClonerInterface $cloner, HtmlDumper $dumper = null)
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{
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$this->cloner = $cloner;
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$this->dumper = $dumper;
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}
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/**
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* {@inheritdoc}
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*/
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public function getFunctions(): array
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{
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return [
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new TwigFunction('dump', [$this, 'dump'], ['is_safe' => ['html'], 'needs_context' => true, 'needs_environment' => true]),
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];
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}
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/**
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* {@inheritdoc}
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*/
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public function getTokenParsers(): array
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{
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return [new DumpTokenParser()];
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}
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public function dump(Environment $env, array $context): ?string
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{
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if (!$env->isDebug()) {
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return null;
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}
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if (2 === \func_num_args()) {
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$vars = [];
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foreach ($context as $key => $value) {
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if (!$value instanceof Template) {
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$vars[$key] = $value;
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}
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}
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$vars = [$vars];
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} else {
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$vars = \func_get_args();
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unset($vars[0], $vars[1]);
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}
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$dump = fopen('php://memory', 'r+');
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$this->dumper = $this->dumper ?? new HtmlDumper();
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$this->dumper->setCharset($env->getCharset());
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foreach ($vars as $value) {
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$this->dumper->dump($this->cloner->cloneVar($value), $dump);
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}
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return stream_get_contents($dump, -1, 0);
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}
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}
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