Viewing file:  HtmlRenderer.php (3.32 KB) -rw-r--r--
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<?php
/*
* This file is part of the league/commonmark package.
*
* (c) Colin O'Dell <colinodell@gmail.com>
*
* Original code based on the CommonMark JS reference parser (https://bitly.com/commonmark-js)
* - (c) John MacFarlane
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace League\CommonMark;
use League\CommonMark\Block\Element\AbstractBlock;
use League\CommonMark\Block\Renderer\BlockRendererInterface;
use League\CommonMark\Inline\Element\AbstractInline;
use League\CommonMark\Inline\Renderer\InlineRendererInterface;
/**
* Renders a parsed AST to HTML
*/
final class HtmlRenderer implements ElementRendererInterface
{
/**
* @var EnvironmentInterface
*/
protected $environment;
/**
* @param EnvironmentInterface $environment
*/
public function __construct(EnvironmentInterface $environment)
{
$this->environment = $environment;
}
/**
* @param string $option
* @param mixed $default
*
* @return mixed|null
*/
public function getOption(string $option, $default = null)
{
return $this->environment->getConfig('renderer/' . $option, $default);
}
/**
* @param AbstractInline $inline
*
* @throws \RuntimeException
*
* @return string
*/
public function renderInline(AbstractInline $inline): string
{
$renderers = $this->environment->getInlineRenderersForClass(\get_class($inline));
/** @var InlineRendererInterface $renderer */
foreach ($renderers as $renderer) {
if (($result = $renderer->render($inline, $this)) !== null) {
return $result;
}
}
throw new \RuntimeException('Unable to find corresponding renderer for inline type ' . \get_class($inline));
}
/**
* @param AbstractInline[] $inlines
*
* @return string
*/
public function renderInlines(iterable $inlines): string
{
$result = [];
foreach ($inlines as $inline) {
$result[] = $this->renderInline($inline);
}
return \implode('', $result);
}
/**
* @param AbstractBlock $block
* @param bool $inTightList
*
* @throws \RuntimeException
*
* @return string
*/
public function renderBlock(AbstractBlock $block, bool $inTightList = false): string
{
$renderers = $this->environment->getBlockRenderersForClass(\get_class($block));
/** @var BlockRendererInterface $renderer */
foreach ($renderers as $renderer) {
if (($result = $renderer->render($block, $this, $inTightList)) !== null) {
return $result;
}
}
throw new \RuntimeException('Unable to find corresponding renderer for block type ' . \get_class($block));
}
/**
* @param AbstractBlock[] $blocks
* @param bool $inTightList
*
* @return string
*/
public function renderBlocks(iterable $blocks, bool $inTightList = false): string
{
$result = [];
foreach ($blocks as $block) {
$result[] = $this->renderBlock($block, $inTightList);
}
$separator = $this->getOption('block_separator', "\n");
return \implode($separator, $result);
}
}
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