/**
* Transform directive to docbook
*
* Create a docbook XML structure at the directives position in the
* document.
*
* @param DOMDocument $document
* @param DOMElement $root
* @return void
*/
public function toDocbook(DOMDocument $document, DOMElement $root)
{
parent::toDocbook($document, $root);
$text = '';
foreach ($this->node->nodes as $node) {
$text .= $node->token->content;
}
$text = trim($text);
if (!empty($text)) {
$media = $root->getElementsBytagName('mediaobject')->item(0);
$caption = $document->createElement('caption');
$media->appendChild($caption);
$paragraph = $document->createElement('para', htmlspecialchars($text));
$caption->appendChild($paragraph);
}
}
/**
* Converts the Image directive to aDocBook image tag.
*
* This method takes an image directive and converts it into its DocBook representation and stores a reference in
* the Asset manager of the Converter.
*
* @see ConverterInterface::getAssets() for the asset manager
*
* @param \DOMDocument $document
* @param \DOMElement $root
*
* @return void
*/
public function toDocbook(\DOMDocument $document, \DOMElement $root)
{
$this->storeAsset();
parent::toDocbook($document, $root);
}
