Prado\I18N\core\MessageSource_Database::createDbConnection PHP Метод

    protected function createDbConnection($connectionID)
    {
        if ($connectionID !== '') {
            $conn = Prado::getApplication()->getModule($connectionID);
            if ($conn instanceof TDataSourceConfig) {
                return $conn->getDbConnection();
            } else {
                throw new TConfigurationException('messagesource_connectionid_invalid', $connectionID);
            }
        } else {
            throw new TConfigurationException('messagesource_connectionid_required');
        }
    }