44 lines
1.3 KiB
PHP
44 lines
1.3 KiB
PHP
<?php
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namespace BookStack\Entities\Tools\Markdown;
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use League\CommonMark\Block\Element\AbstractBlock;
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use League\CommonMark\Block\Element\ListItem;
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use League\CommonMark\Block\Element\Paragraph;
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use League\CommonMark\Block\Renderer\BlockRendererInterface;
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use League\CommonMark\Block\Renderer\ListItemRenderer;
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use League\CommonMark\ElementRendererInterface;
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use League\CommonMark\Extension\TaskList\TaskListItemMarker;
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use League\CommonMark\HtmlElement;
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class CustomListItemRenderer implements BlockRendererInterface
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{
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protected $baseRenderer;
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public function __construct()
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{
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$this->baseRenderer = new ListItemRenderer();
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}
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/**
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* @return HtmlElement|string|null
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*/
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public function render(AbstractBlock $block, ElementRendererInterface $htmlRenderer, bool $inTightList = false)
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{
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$listItem = $this->baseRenderer->render($block, $htmlRenderer, $inTightList);
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if ($this->startsTaskListItem($block)) {
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$listItem->setAttribute('class', 'task-list-item');
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}
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return $listItem;
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}
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private function startsTaskListItem(ListItem $block): bool
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{
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$firstChild = $block->firstChild();
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return $firstChild instanceof Paragraph && $firstChild->firstChild() instanceof TaskListItemMarker;
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}
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}
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