/**
* @param $ownerDocument
* @param array $blockedTags
*/
public function getCacheTags($ownerDocument, $tags = array())
{
$tags = is_array($tags) ? $tags : array();
if ($this->image instanceof Asset) {
if (!array_key_exists($this->image->getCacheTag(), $tags)) {
$tags = $this->image->getCacheTags($tags);
}
}
$getMetaDataCacheTags = function ($data, $tags) {
if (!is_array($data)) {
return $tags;
}
foreach ($data as $element) {
if (array_key_exists("data", $element) && is_array($element["data"]) && count($element["data"]) > 0) {
foreach ($element["data"] as $metaData) {
if ($metaData["value"] instanceof Element\ElementInterface) {
if (!array_key_exists($metaData["value"]->getCacheTag(), $tags)) {
$tags = $metaData["value"]->getCacheTags($tags);
}
}
}
}
}
return $tags;
};
$tags = $getMetaDataCacheTags($this->marker, $tags);
$tags = $getMetaDataCacheTags($this->hotspots, $tags);
return $tags;
}
