/**
* This function sets and returns a new path for a requested content entity.
* @param string $filename = the original fileName from which the extension is cut.
* @return string the content file name
*/
public function setThumbnail($filename, $force = false)
{
if ($force) {
$data = $filename;
} else {
$data = myContentStorage::generateRandomFileName($filename, $this->getThumbnail());
}
$this->onAssetContentModified();
parent::setThumbnail($data);
return $this->getThumbnail();
}