protected function getDependencies($package)
{
$db = JFactory::getDbo();
$query = $db->getQuery(true)->select($db->qn('value'))->from($db->qn('#__akeeba_common'))->where($db->qn('key') . ' = ' . $db->q($package));
try {
$dependencies = $db->setQuery($query)->loadResult();
$dependencies = json_decode($dependencies, true);
if (empty($dependencies)) {
$dependencies = array();
}
} catch (Exception $e) {
$dependencies = array();
}
return $dependencies;
}