old_email

protected function _smtp_connect()
    {
        if (is_resource($this->_smtp_connect))
        {
            return TRUE;
        }

        $ssl = ($this->smtp_crypto === 'ssl') ? 'ssl://' : '';

        $this->_smtp_connect = fsockopen($ssl.$this->smtp_host,
                            $this->smtp_port,
                            $errno,
                            $errstr,
                            $this->smtp_timeout);

        if ( ! is_resource($this->_smtp_connect))
        {
            $this->_set_error_message('lang:email_smtp_error', $errno.' '.$errstr);
            return FALSE;
        }

        stream_set_timeout($this->_smtp_connect, $this->smtp_timeout);
        $this->_set_error_message($this->_get_smtp_data());

        if ($this->smtp_crypto === 'tls')
        {
            $this->_send_command('hello');
            $this->_send_command('starttls');

            $crypto = stream_socket_enable_crypto($this->_smtp_connect, TRUE, STREAM_CRYPTO_METHOD_TLS_CLIENT);

            if ($crypto !== TRUE)
            {
                $this->_set_error_message('lang:email_smtp_error', $this->_get_smtp_data());
                return FALSE;
            }
        }

        return $this->_send_command('hello');
    }