75 Zeilen
2.0 KiB
PHP
75 Zeilen
2.0 KiB
PHP
<?php namespace Todaymade\Daux\Format\Base\CommonMark;
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use League\CommonMark\HtmlElement;
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use League\CommonMark\HtmlRendererInterface;
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use League\CommonMark\Inline\Element\AbstractInline;
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use League\CommonMark\Inline\Element\Link;
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use Todaymade\Daux\Config;
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use Todaymade\Daux\DauxHelper;
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use Todaymade\Daux\Exception;
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use Todaymade\Daux\Tree\Entry;
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class LinkRenderer extends \League\CommonMark\Inline\Renderer\LinkRenderer
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{
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/**
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* @var Config
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*/
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protected $daux;
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public function __construct($daux)
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{
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$this->daux = $daux;
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}
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/**
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* @param string $url
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* @return Entry
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* @throws Exception
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*/
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protected function resolveInternalFile($url)
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{
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$file = DauxHelper::getFile($this->daux['tree'], $url);
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if ($file) {
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return $file;
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}
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$file = DauxHelper::getFile($this->daux['tree'], $url . '.html');
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if ($file) {
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return $file;
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}
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throw new Exception("Could not locate file '$url'");
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}
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/**
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* @param Link $inline
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* @param HtmlRendererInterface $htmlRenderer
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*
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* @return HtmlElement
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*/
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public function render(AbstractInline $inline, HtmlRendererInterface $htmlRenderer)
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{
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// This can't be in the method type as
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// the method is an abstract and should
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// have the same interface
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if (!$inline instanceof Link) {
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throw new \RuntimeException(
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"Wrong type passed to " . __CLASS__ . "::" . __METHOD__ .
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" the expected type was 'League\\CommonMark\\Inline\\Element\\Link' but '" .
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get_class($inline) . "' was provided"
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);
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}
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$element = parent::render($inline, $htmlRenderer);
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$url = $inline->getUrl();
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if (!empty($url) && $url[0] == '!') {
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$file = $this->resolveInternalFile(ltrim($url, "!"));
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$element->setAttribute('href', $this->daux['base_url'] . $file->getUrl());
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}
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return $element;
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}
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}
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