public function getConnection($name = null)
    {
        if ($name === null) {
            reset($this->config);
            $name = key($this->config);
        }

        if (!isset($this->config[$name])) {
            throw new \Exception('Configuration name does not exists !');
        }

        if (!isset($this->config[$name]['engine'])) {
            throw new \Exception('Engine not specified in configuration !');
        }

        $engine = $this->config[$name]['engine'];

        if (!isset($this->connections[$engine][$name])) {
            $method = 'get' . $engine;
            if (!method_exists($this, $method)) {
                throw new \Exception('Engine does not exists ! (engine: ' . $engine . ')');
            }

            $this->connections[$engine][$name] = $this->$method($name);
        }

        return $this->connections[$engine][$name];
    }
public function getConnection($name = null)
    {
        if ($name === null) {
            reset($this->config);
            $name = key($this->config);
        }

        if (!isset($this->config[$name])) {
            throw new \Exception('Configuration name does not exists !');
        }

        if (!isset($this->config[$name]['engine'])) {
            throw new \Exception('Engine not specified in configuration !');
        }

        $engine = $this->config[$name]['engine'];

        if (!isset($this->connections[$engine][$name])) {
            $method = 'get' . $engine;
            if (!method_exists($this, $method)) {
                throw new \Exception('Engine does not exists ! (engine: ' . $engine . ')');
            }

            $this->connections[$engine][$name] = $this->$method($name);
        }

        return $this->connections[$engine][$name];
    }
public function getConnection ( $ name = null ) { if ( $ name === null ) { reset ( $ this -> config ) ; $ name = key ( $ this -> config ) ; } if ( ! isset ( $ this -> config [ $ name ] ) ) { throw new \ Exception ( 'Configuration name does not exists !' ) ; } if ( ! isset ( $ this -> config [ $ name ] [ 'engine' ] ) ) { throw new \ Exception ( 'Engine not specified in configuration !' ) ; } $ engine = $ this -> config [ $ name ] [ 'engine' ] ; if ( ! isset ( $ this -> connections [ $ engine ] [ $ name ] ) ) { $ method = 'get' . $ engine ; if ( ! method_exists ( $ this , $ method ) ) { throw new \ Exception ( 'Engine does not exists ! (engine: ' . $ engine . ')' ) ; } $ this -> connections [ $ engine ] [ $ name ] = $ this -> $ method ( $ name ) ; } return $ this -> connections [ $ engine ] [ $ name ] ; }
Create or get existing connection.

@param  string $name
@return \PDO
@throws \Exception
Create or get existing connection .