voku / simple-mysqli

            $doctrineWrappedConnection = $this->doctrine_connection->getWrappedConnection();

            if ($this->isDoctrineMySQLiConnection()) {

                /* @var $doctrineWrappedConnection \Doctrine\DBAL\Driver\Mysqli\MysqliConnection */

                $this->mysqli_link = $doctrineWrappedConnection->getWrappedResourceHandle();

                $this->connected = $this->doctrine_connection->isConnected();

                if (!$this->connected) {

                    $error = 'Error connecting to mysql server: ' . $this->doctrine_connection->errorInfo();

                    $this->debug->displayError($error, false);

                    throw new DBConnectException($error, 101);

                }

                $this->set_charset($this->charset);

                return $this->isReady();

            }

            if ($this->isDoctrinePDOConnection()) {

                $this->mysqli_link = null;

                return $this->isReady();

            }

            if ($this->isDoctrinePDOConnection()) {

                $this->mysqli_link = null;

                $this->connected = $this->doctrine_connection->isConnected();

                if (!$this->connected) {

                    $error = 'Error connecting to mysql server: ' . $this->doctrine_connection->errorInfo();

                    $this->debug->displayError($error, false);

                    throw new DBConnectException($error, 101);

                }

                $this->set_charset($this->charset);

                return $this->isReady();

            }

        }

        $flags = null;