1<?php 2 3/* 4 * This file is part of the clockoon/dokuwiki-commonmark-plugin package. 5 * 6 * (c) Sungbin Jeon <clockoon@gmail.com> 7 * 8 * Original code based on the followings: 9 * - CommonMark JS reference parser (https://bitly.com/commonmark-js) (c) John MacFarlane 10 * - league/commonmark (https://github.com/thephpleague/commonmark) (c) Colin O'Dell <colinodell@gmail.com> 11 * 12 * For the full copyright and license information, please view the LICENSE 13 * file that was distributed with this source code. 14 */ 15 16declare(strict_types=1); 17 18namespace DokuWiki\Plugin\Commonmark\Extension\Renderer\Inline; 19 20use League\CommonMark\ElementRendererInterface; 21use League\CommonMark\Extension\Footnote\Node\FootnoteRef; 22use League\CommonMark\Extension\Footnote\Node\Footnote; 23use League\CommonMark\Inline\Element\AbstractInline; 24use League\CommonMark\Inline\Renderer\InlineRendererInterface; 25use League\CommonMark\Util\ConfigurationAwareInterface; 26use League\CommonMark\Util\ConfigurationInterface; 27 28final class FootnoteRefRenderer implements InlineRendererInterface, ConfigurationAwareInterface 29{ 30 /** @var ConfigurationInterface */ 31 private $config; 32 33 public function render(AbstractInline $inline, ElementRendererInterface $DWRenderer) 34 { 35 36 if (!($inline instanceof FootnoteRef)) { 37 throw new \InvalidArgumentException('Incompatible inline type: ' . \get_class($inline)); 38 } 39 40 $attrs = $inline->getData('attributes', []); 41 42 $document = $inline->parent()->parent(); 43 $walker = $document->walker(); 44 $title = $inline->getReference()->getTitle(); 45 46 while ($event = $walker->next()) { 47 $node = $event->getNode(); 48 if ($node instanceof Footnote && $title == $node->getReference()->getLabel()) { 49 $text = $DWRenderer->renderBlock($node->children()[0]); 50 break; 51 } 52 } 53 54 $result = '(('. $text. '))'; 55 return $result; 56 57 } 58 59 public function setConfiguration(ConfigurationInterface $configuration) 60 { 61 $this->config = $configuration; 62 } 63} 64