/**
* Get directories tree array
*
* @return array
*/
public function getTreeArray()
{
$directories = $this->getDirsCollection($this->_helper->getCurrentPath());
$resultArray = [];
foreach ($directories as $path) {
$resultArray[] = ['text' => $this->_helper->getShortFilename(pathinfo($path, PATHINFO_BASENAME), 20), 'id' => $this->_helper->convertPathToId($path), 'cls' => 'folder'];
}
return $resultArray;
}