public function apply($transformer, $audible, $node)
{
$audio = Audio::create();
// Builds the image
$url = $this->getProperty(self::PROPERTY_AUDIO_URL, $node);
$title = $this->getProperty(self::PROPERTY_AUDIO_TITLE, $node);
$autoplay = $this->getProperty(self::PROPERTY_AUDIO_AUTOPLAY, $node);
$muted = $this->getProperty(self::PROPERTY_AUDIO_MUTED, $node);
if ($url) {
$audio->withURL($url);
$audible->withAudio($audio);
} else {
// URL is a required field for Audio
$transformer->addWarning(new InvalidSelector(self::PROPERTY_AUDIO_URL, $audible, $node, $this));
}
if ($title) {
$audio->withTitle($title);
}
if ($autoplay === "" || $autoplay === "true" || $autoplay === "autoplay") {
$audio->enableAutoplay();
}
if ($muted === "" || $muted === "true" || $muted === "muted") {
$audio->enableMuted();
}
return $audible;
}
/**
* Adds new child elements to the front of this InstantArticle
*
* @param Element to be added to this Article.
*
* @return $this
*/
public function unshiftChild($child)
{
Type::enforce($child, [Ad::getClassName(), Analytics::getClassName(), AnimatedGIF::getClassName(), Audio::getClassName(), Blockquote::getClassName(), Image::getClassName(), H1::getClassName(), H2::getClassName(), Interactive::getClassName(), ListElement::getClassName(), Map::getClassName(), Paragraph::getClassName(), Pullquote::getClassName(), RelatedArticles::getClassName(), Slideshow::getClassName(), SocialEmbed::getClassName(), Video::getClassName()]);
array_unshift($this->children, $child);
return $this;
}
/**
* Adds audio to this image.
*
* @param Audio $audio The audio object
*
* @return $this
*/
public function withAudio($audio)
{
Type::enforce($audio, Audio::getClassName());
$this->audio = $audio;
return $this;
}