ZF\Apigility\DbConnectedResourceAbstractFactory::getIdentifierFromConfig PHP Метод

    protected function getIdentifierFromConfig(array $config)
    {
        if (isset($config['entity_identifier_name'])) {
            return $config['entity_identifier_name'];
        }
        // Deprecated; for pre-0.8.1 code only.
        if (isset($config['identifier_name'])) {
            return $config['identifier_name'];
        }
        if (isset($config['table_name'])) {
            return $config['table_name'] . '_id';
        }
        return 'id';
    }