/**
* Handle the filter.
*
* @param \Docit\Core\Document $document
* @param array $config
* @return void
*/
public function handle(Document $document, array $config)
{
$content = $document->getContent();
$pattern = '/<!---([\\w\\W]*?)-->/';
if (preg_match($pattern, $content, $matches) === 1) {
// not really required when using html doc tags. But in case it's frontmatter, it should be removed
$content = preg_replace($pattern, '', $content);
$attributes = array_replace_recursive($document->getAttributes(), Yaml::parse($matches[1]));
$document->setAttributes($attributes);
}
$document->setContent($content);
}
