/**
* Checks if an update is needed.
*
* @param string &$description: The description for the update
* @return boolean TRUE if an update is needed, FALSE otherwise
*/
public function checkForUpdate(&$description)
{
$description = 'Migrate all filemounts to be based on file abstraction layer storages.';
$filemountCount = $this->db->exec_SELECTcountRows('*', 'sys_filemounts', 'base IN (0,1) ' . \TYPO3\CMS\Backend\Utility\BackendUtility::deleteClause('sys_filemounts'));
return $filemountCount > 0 && !$this->isWizardDone();
}
