protected function &loadData($variant)
{
$command = $this->getDBConnection()->createCommand('SELECT t.id, t.source, t.target, t.comments
FROM trans_unit t, catalogue c
WHERE c.cat_id = t.cat_id
AND c.name = :variant
ORDER BY id ASC');
$command->bindParameter(':variant', $variant, PDO::PARAM_STR);
$dataReader = $command->query();
$result = array();
foreach ($dataReader as $row) {
$result[$row['source']] = array($row['target'], $row['id'], $row['comments']);
}
return $result;
}