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Direktori : /home/silvzytp/calling_code/vendor/symfony/var-dumper/Dumper/ContextProvider/ |
Current File : /home/silvzytp/calling_code/vendor/symfony/var-dumper/Dumper/ContextProvider/SourceContextProvider.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\VarDumper\Dumper\ContextProvider; use Symfony\Component\HttpKernel\Debug\FileLinkFormatter; use Symfony\Component\VarDumper\Cloner\VarCloner; use Symfony\Component\VarDumper\Dumper\HtmlDumper; use Symfony\Component\VarDumper\VarDumper; use Twig\Template; /** * Tries to provide context from sources (class name, file, line, code excerpt, ...). * * @author Nicolas Grekas <p@tchwork.com> * @author Maxime Steinhausser <maxime.steinhausser@gmail.com> */ final class SourceContextProvider implements ContextProviderInterface { private int $limit; private ?string $charset; private ?string $projectDir; private ?FileLinkFormatter $fileLinkFormatter; public function __construct(string $charset = null, string $projectDir = null, FileLinkFormatter $fileLinkFormatter = null, int $limit = 9) { $this->charset = $charset; $this->projectDir = $projectDir; $this->fileLinkFormatter = $fileLinkFormatter; $this->limit = $limit; } public function getContext(): ?array { $trace = debug_backtrace(\DEBUG_BACKTRACE_PROVIDE_OBJECT | \DEBUG_BACKTRACE_IGNORE_ARGS, $this->limit); $file = $trace[1]['file']; $line = $trace[1]['line']; $name = false; $fileExcerpt = false; for ($i = 2; $i < $this->limit; ++$i) { if (isset($trace[$i]['class'], $trace[$i]['function']) && 'dump' === $trace[$i]['function'] && VarDumper::class === $trace[$i]['class'] ) { $file = $trace[$i]['file'] ?? $file; $line = $trace[$i]['line'] ?? $line; while (++$i < $this->limit) { if (isset($trace[$i]['function'], $trace[$i]['file']) && empty($trace[$i]['class']) && !str_starts_with($trace[$i]['function'], 'call_user_func')) { $file = $trace[$i]['file']; $line = $trace[$i]['line']; break; } elseif (isset($trace[$i]['object']) && $trace[$i]['object'] instanceof Template) { $template = $trace[$i]['object']; $name = $template->getTemplateName(); $src = method_exists($template, 'getSourceContext') ? $template->getSourceContext()->getCode() : (method_exists($template, 'getSource') ? $template->getSource() : false); $info = $template->getDebugInfo(); if (isset($info[$trace[$i - 1]['line']])) { $line = $info[$trace[$i - 1]['line']]; $file = method_exists($template, 'getSourceContext') ? $template->getSourceContext()->getPath() : null; if ($src) { $src = explode("\n", $src); $fileExcerpt = []; for ($i = max($line - 3, 1), $max = min($line + 3, \count($src)); $i <= $max; ++$i) { $fileExcerpt[] = '<li'.($i === $line ? ' class="selected"' : '').'><code>'.$this->htmlEncode($src[$i - 1]).'</code></li>'; } $fileExcerpt = '<ol start="'.max($line - 3, 1).'">'.implode("\n", $fileExcerpt).'</ol>'; } } break; } } break; } } if (false === $name) { $name = str_replace('\\', '/', $file); $name = substr($name, strrpos($name, '/') + 1); } $context = ['name' => $name, 'file' => $file, 'line' => $line]; $context['file_excerpt'] = $fileExcerpt; if (null !== $this->projectDir) { $context['project_dir'] = $this->projectDir; if (str_starts_with($file, $this->projectDir)) { $context['file_relative'] = ltrim(substr($file, \strlen($this->projectDir)), \DIRECTORY_SEPARATOR); } } if ($this->fileLinkFormatter && $fileLink = $this->fileLinkFormatter->format($context['file'], $context['line'])) { $context['file_link'] = $fileLink; } return $context; } private function htmlEncode(string $s): string { $html = ''; $dumper = new HtmlDumper(function ($line) use (&$html) { $html .= $line; }, $this->charset); $dumper->setDumpHeader(''); $dumper->setDumpBoundaries('', ''); $cloner = new VarCloner(); $dumper->dump($cloner->cloneVar($s)); return substr(strip_tags($html), 1, -1); } }