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<?php |
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/* |
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* This file is part of the league/commonmark package. |
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* |
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* (c) Colin O'Dell <[email protected]> |
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* |
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* Original code based on the CommonMark JS reference parser (https://bitly.com/commonmark-js) |
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* - (c) John MacFarlane |
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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 League\CommonMark\Renderer; |
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use League\CommonMark\Environment\EnvironmentInterface; |
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use League\CommonMark\Node\Block\AbstractBlock; |
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use League\CommonMark\Node\Block\Document; |
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use League\CommonMark\Node\Node; |
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final class HtmlRenderer implements HtmlRendererInterface, ChildNodeRendererInterface |
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{ |
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/** |
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* @var EnvironmentInterface |
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*/ |
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private $environment; |
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/** |
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* @param EnvironmentInterface $environment |
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*/ |
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public function __construct(EnvironmentInterface $environment) |
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{ |
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$this->environment = $environment; |
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} |
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public function renderDocument(Document $node): string |
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{ |
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return $this->renderNode($node); |
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} |
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public function renderNodes(iterable $nodes): string |
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{ |
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$out = ''; |
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$lastItemWasBlock = false; |
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foreach ($nodes as $node) { |
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if ($lastItemWasBlock) { |
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$lastItemWasBlock = false; |
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$out .= $this->getBlockSeparator(); |
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} |
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$out .= $this->renderNode($node); |
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if ($node instanceof AbstractBlock) { |
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$lastItemWasBlock = true; |
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} |
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} |
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return $out; |
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} |
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/** |
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* @param Node $node |
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* |
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* @throws \RuntimeException |
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* |
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* @return string |
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*/ |
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private function renderNode(Node $node): string |
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{ |
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$renderers = $this->environment->getRenderersForClass(\get_class($node)); |
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/** @var NodeRendererInterface $renderer */ |
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foreach ($renderers as $renderer) { |
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if (($result = $renderer->render($node, $this)) !== null) { |
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return $result; |
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} |
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} |
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throw new \RuntimeException('Unable to find corresponding renderer for node type ' . \get_class($node)); |
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} |
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public function getBlockSeparator(): string |
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{ |
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return $this->environment->getConfig('renderer/block_separator', "\n"); |
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} |
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public function getInnerSeparator(): string |
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{ |
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return $this->environment->getConfig('renderer/inner_separator', "\n"); |
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} |
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} |
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thephpleague /
commonmark
