BookStack Code Mirror - bookstack/blob - app/Entities/Tools/Markdown/CustomStrikethroughRenderer.php

   1 <?php
   2
   3 namespace BookStack\Entities\Tools\Markdown;
   4
   5 use League\CommonMark\Extension\Strikethrough\Strikethrough;
   6 use League\CommonMark\Node\Node;
   7 use League\CommonMark\Renderer\ChildNodeRendererInterface;
   8 use League\CommonMark\Renderer\NodeRendererInterface;
   9 use League\CommonMark\Util\HtmlElement;
  10
  11 /**
  12  * This is a somewhat clone of the League\CommonMark\Extension\Strikethrough\StrikethroughRender
  13  * class but modified slightly to use <s> HTML tags instead of <del> in order to
  14  * match front-end markdown-it rendering.
  15  */
  16 class CustomStrikethroughRenderer implements NodeRendererInterface
  17 {
  18     public function render(Node $node, ChildNodeRendererInterface $childRenderer)
  19     {
  20         Strikethrough::assertInstanceOf($node);
  21
  22         return new HtmlElement('s', $node->data->get('attributes'), $childRenderer->renderNodes($node->children()));
  23     }
  24 }