* * Original code based on the followings: * - CommonMark JS reference parser (https://bitly.com/commonmark-js) (c) John MacFarlane * - league/commonmark (https://github.com/thephpleague/commonmark) (c) Colin O'Dell * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace DokuWiki\Plugin\Commonmark\Extension\Renderer\Block; use League\CommonMark\Extension\CommonMark\Node\Block\ListItem; use League\CommonMark\Extension\TaskList\TaskListItemMarker; use League\CommonMark\Node\Block\Paragraph; use League\CommonMark\Node\Node; use League\CommonMark\Renderer\ChildNodeRendererInterface; use League\CommonMark\Renderer\NodeRendererInterface; use League\CommonMark\Xml\XmlNodeRendererInterface; final class ListItemRenderer implements NodeRendererInterface { /** * @param ListItem $block * @param ChildNodeRendererInterface $DWRenderer * @param bool $inTightList * * @return string */ public function render(Node $node, ChildNodeRendererInterface $DWRenderer): string { ListItem::assertInstanceOf($node); $result = $DWRenderer->renderNodes($node->children()); if (\substr($result, 0, 1) === '<' && \substr($result, 0, 5) !== '' && !$this->startsTaskListItem($node)) { $result = "\n" . $result; } if (\substr($result, -1, 1) === '>') { $result .= "\n"; } $result = preg_replace('/\n\n/', "\n", $result); # remove unwanted newline for DW return "
  • " . $result; } private function startsTaskListItem(Node $node): bool { $firstChild = $node->firstChild(); return $firstChild instanceof Paragraph && $firstChild->firstChild() instanceof TaskListItemMarker; } }