public function __construct($config, $name)
{
if (is_array($config)) {
$config = array_merge($this->default_connection_config(), $config);
if (empty($config['dsn'])) {
if ($dsn = $this->build_dsn($config)) {
$config['dsn'] = $dsn;
} else {
throw new Exception\ErrorException(sprintf("Not enough info to create DSN string for connection '%s'", $name));
}
}
$this->pdo = $this->create_connection($config);
} elseif ($config instanceof PDO) {
$this->pdo = $config;
} else {
throw new Exception\InvalidArgumentException('Connection must be either array or instance of PDO.');
}
$this->adapter_name = ActiveRecord::proper_adapter_name($this->pdo->getAttribute(PDO::ATTR_DRIVER_NAME));
$this->name = $name;
}
private function _get_builder_class()
{
$cn = $this->model_name;
$class = '\\Rails\\ActiveRecord\\Adapter\\';
$class .= ActiveRecord::proper_adapter_name($cn::connection()->adapterName());
$class .= '\\QueryBuilder';
return $class;
}
protected function get_table_class()
{
$model = $this->_current_model;
$adapter = ActiveRecord::proper_adapter_name($model::connection()->adapterName());
$cn = 'Rails\\ActiveRecord\\Adapter\\' . $adapter . '\\Table';
return $cn;
}
