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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; |
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use League\CommonMark\Block\Element\AbstractBlock; |
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use League\CommonMark\Block\Renderer\BlockRendererInterface; |
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use League\CommonMark\Inline\Element\AbstractInline; |
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use League\CommonMark\Inline\Renderer\InlineRendererInterface; |
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/** |
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* Renders a parsed AST to HTML |
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*/ |
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class HtmlRenderer implements ElementRendererInterface |
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{ |
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/** |
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* @var EnvironmentInterface |
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*/ |
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protected $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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/** |
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* @param string $option |
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* @param mixed $default |
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* |
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* @return mixed|null |
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*/ |
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public function getOption(string $option, $default = null) |
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{ |
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return $this->environment->getConfig('renderer/' . $option, $default); |
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} |
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/** |
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* @param AbstractInline $inline |
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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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protected function renderInline(AbstractInline $inline): string |
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{ |
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$renderers = $this->environment->getInlineRenderersForClass(get_class($inline)); |
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/** @var InlineRendererInterface $renderer */ |
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foreach ($renderers as $renderer) { |
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if (($result = $renderer->render($inline, $this)) !== null) { |
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return $result; |
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} |
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} |
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throw new \RuntimeException('Unable to find corresponding renderer for inline type ' . get_class($inline)); |
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} |
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/** |
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* @param AbstractInline[] $inlines |
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* |
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* @return string |
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*/ |
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public function renderInlines(iterable $inlines): string |
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{ |
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$result = []; |
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foreach ($inlines as $inline) { |
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$result[] = $this->renderInline($inline); |
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} |
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return implode('', $result); |
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} |
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/** |
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* @param AbstractBlock $block |
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* @param bool $inTightList |
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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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public function renderBlock(AbstractBlock $block, bool $inTightList = false): string |
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{ |
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$renderers = $this->environment->getBlockRenderersForClass(get_class($block)); |
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/** @var BlockRendererInterface $renderer */ |
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foreach ($renderers as $renderer) { |
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if (($result = $renderer->render($block, $this, $inTightList)) !== null) { |
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return $result; |
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} |
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} |
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throw new \RuntimeException('Unable to find corresponding renderer for block type ' . get_class($block)); |
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} |
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/** |
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* @param AbstractBlock[] $blocks |
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* @param bool $inTightList |
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* |
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* @return string |
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*/ |
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public function renderBlocks(iterable $blocks, bool $inTightList = false): string |
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{ |
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$result = []; |
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foreach ($blocks as $block) { |
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$result[] = $this->renderBlock($block, $inTightList); |
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} |
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$separator = $this->getOption('block_separator', "\n"); |
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return implode($separator, $result); |
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} |
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} |
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thephpleague /
commonmark
