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Direktori : /home2/selectio/www/myclassicfit.com/vendor/league/commonmark/src/Xml/ |
Current File : /home2/selectio/www/myclassicfit.com/vendor/league/commonmark/src/Xml/XmlRenderer.php |
<?php declare(strict_types=1); namespace League\CommonMark\Xml; use League\CommonMark\Environment\EnvironmentInterface; use League\CommonMark\Event\DocumentPreRenderEvent; use League\CommonMark\Node\Block\Document; use League\CommonMark\Node\Node; use League\CommonMark\Node\StringContainerInterface; use League\CommonMark\Output\RenderedContent; use League\CommonMark\Output\RenderedContentInterface; use League\CommonMark\Renderer\DocumentRendererInterface; use League\CommonMark\Util\Xml; final class XmlRenderer implements DocumentRendererInterface { private const INDENTATION = ' '; private EnvironmentInterface $environment; private XmlNodeRendererInterface $fallbackRenderer; /** @var array<class-string, XmlNodeRendererInterface> */ private array $rendererCache = []; public function __construct(EnvironmentInterface $environment) { $this->environment = $environment; $this->fallbackRenderer = new FallbackNodeXmlRenderer(); } public function renderDocument(Document $document): RenderedContentInterface { $this->environment->dispatch(new DocumentPreRenderEvent($document, 'xml')); $xml = '<?xml version="1.0" encoding="UTF-8"?>'; $indent = 0; $walker = $document->walker(); while ($event = $walker->next()) { $node = $event->getNode(); $closeImmediately = ! $node->hasChildren(); $selfClosing = $closeImmediately && ! $node instanceof StringContainerInterface; $renderer = $this->findXmlRenderer($node); $tagName = $renderer->getXmlTagName($node); if ($event->isEntering()) { $attrs = $renderer->getXmlAttributes($node); $xml .= "\n" . \str_repeat(self::INDENTATION, $indent); $xml .= self::tag($tagName, $attrs, $selfClosing); if ($node instanceof StringContainerInterface) { $xml .= Xml::escape($node->getLiteral()); } if ($closeImmediately && ! $selfClosing) { $xml .= self::tag('/' . $tagName); } if (! $closeImmediately) { $indent++; } } elseif (! $closeImmediately) { $indent--; $xml .= "\n" . \str_repeat(self::INDENTATION, $indent); $xml .= self::tag('/' . $tagName); } } return new RenderedContent($document, $xml . "\n"); } /** * @param array<string, string|int|float|bool> $attrs */ private static function tag(string $name, array $attrs = [], bool $selfClosing = \false): string { $result = '<' . $name; foreach ($attrs as $key => $value) { $result .= \sprintf(' %s="%s"', $key, self::convertAndEscape($value)); } if ($selfClosing) { $result .= ' /'; } $result .= '>'; return $result; } /** * @param string|int|float|bool $value */ private static function convertAndEscape($value): string { if (\is_string($value)) { return Xml::escape($value); } if (\is_int($value) || \is_float($value)) { return (string) $value; } if (\is_bool($value)) { return $value ? 'true' : 'false'; } // @phpstan-ignore-next-line throw new \InvalidArgumentException('$value must be a string, int, float, or bool'); } private function findXmlRenderer(Node $node): XmlNodeRendererInterface { $class = \get_class($node); if (\array_key_exists($class, $this->rendererCache)) { return $this->rendererCache[$class]; } foreach ($this->environment->getRenderersForClass($class) as $renderer) { if ($renderer instanceof XmlNodeRendererInterface) { return $this->rendererCache[$class] = $renderer; } } return $this->rendererCache[$class] = $this->fallbackRenderer; } }