/**
* Returns elements based on a given query.
*
* @access private
* @param BaseElementType $elementType
* @param DbCommand $subquery
* @param bool $ordered
* @return array
*/
private function _getElementsFromQuery(BaseElementType $elementType, DbCommand $subquery, $ordered = false)
{
if ($ordered) {
$subquery->addSelect('relations.sortOrder');
}
// Only get the unique elements (no locale duplicates)
$query = craft()->db->createCommand()->select('*')->from('(' . $subquery->getText() . ') AS ' . craft()->db->quoteTableName('r'))->group('r.id');
$query->params = $subquery->params;
if ($ordered) {
$query->order('sortOrder');
}
$result = $query->queryAll();
$elements = array();
foreach ($result as $row) {
// The locale column might be null since the element_i18n table was left-joined into the query,
// In that case it should be removed from the $row array so that the default value can be used.
if (!$row['locale']) {
unset($row['locale']);
}
$elements[] = $elementType->populateElementModel($row);
}
return $elements;
}
