/**
* _authenticateQuerySelect() - This method accepts a Zend_Db_Select object and
* performs a query against the database with that object.
*
* @param Zend_Db_Select $dbSelect
* @throws \Zend\Authentication\Adapter\Exception - when an invalid select
* object is encountered
* @return array
*/
protected function _authenticateQuerySelect(DBSelect $dbSelect)
{
try {
if ($this->_zendDb->getFetchMode() != Db::FETCH_ASSOC) {
$origDbFetchMode = $this->_zendDb->getFetchMode();
$this->_zendDb->setFetchMode(Db::FETCH_ASSOC);
}
$resultIdentities = $this->_zendDb->fetchAll($dbSelect->__toString());
if (isset($origDbFetchMode)) {
$this->_zendDb->setFetchMode($origDbFetchMode);
unset($origDbFetchMode);
}
} catch (\Exception $e) {
throw new Exception\RuntimeException('The supplied parameters to Zend\\Authentication\\Adapter\\DbTable failed to ' . 'produce a valid sql statement, please check table and column names ' . 'for validity.', 0, $e);
}
return $resultIdentities;
}
