protected function getMessageFilePath($language)
{
$messageFile = Yii::getAlias($this->basePath) . '/' . $language . '/' . $this->catalog;
if ($this->useMoFile) {
$messageFile .= self::MO_FILE_EXT;
} else {
$messageFile .= self::PO_FILE_EXT;
}
return $messageFile;
}