114 lines
3.1 KiB
PHP
114 lines
3.1 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\Bundle\WebProfilerBundle\Twig;
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use Symfony\Component\VarDumper\Cloner\Data;
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use Symfony\Component\VarDumper\Dumper\HtmlDumper;
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use Twig\Environment;
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use Twig\Extension\ProfilerExtension;
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use Twig\Profiler\Profile;
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use Twig\Runtime\EscaperRuntime;
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use Twig\TwigFunction;
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/**
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* Twig extension for the profiler.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*
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* @internal
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*/
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class WebProfilerExtension extends ProfilerExtension
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{
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private HtmlDumper $dumper;
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/**
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* @var resource
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*/
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private $output;
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private int $stackLevel = 0;
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public function __construct(?HtmlDumper $dumper = null)
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{
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$this->dumper = $dumper ?? new HtmlDumper();
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$this->dumper->setOutput($this->output = fopen('php://memory', 'r+'));
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}
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public function enter(Profile $profile): void
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{
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++$this->stackLevel;
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}
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public function leave(Profile $profile): void
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{
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if (0 === --$this->stackLevel) {
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$this->dumper->setOutput($this->output = fopen('php://memory', 'r+'));
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}
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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('profiler_dump', $this->dumpData(...), ['is_safe' => ['html'], 'needs_environment' => true]),
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new TwigFunction('profiler_dump_log', $this->dumpLog(...), ['is_safe' => ['html'], 'needs_environment' => true]),
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];
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}
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public function dumpData(Environment $env, Data $data, int $maxDepth = 0): string
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{
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$this->dumper->setCharset($env->getCharset());
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$this->dumper->dump($data, null, [
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'maxDepth' => $maxDepth,
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]);
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$dump = stream_get_contents($this->output, -1, 0);
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rewind($this->output);
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ftruncate($this->output, 0);
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return str_replace("\n</pre", '</pre', rtrim($dump));
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}
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public function dumpLog(Environment $env, string $message, ?Data $context = null): string
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{
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$message = self::escape($env, $message);
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$message = preg_replace('/"(.*?)"/', '"<b>$1</b>"', $message);
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$replacements = [];
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foreach ($context ?? [] as $k => $v) {
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$k = '{'.self::escape($env, $k).'}';
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if (str_contains($message, $k)) {
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$replacements[$k] = $v;
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}
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}
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if (!$replacements) {
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return '<span class="dump-inline">'.$message.'</span>';
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}
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foreach ($replacements as $k => $v) {
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$replacements['"<b>'.$k.'</b>"'] = $replacements['"'.$k.'"'] = $replacements[$k] = $this->dumpData($env, $v);
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}
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return '<span class="dump-inline">'.strtr($message, $replacements).'</span>';
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}
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public function getName(): string
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{
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return 'profiler';
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}
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private static function escape(Environment $env, string $s): string
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{
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return $env->getRuntime(EscaperRuntime::class)->escape($s);
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}
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}
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