Phalcon\Logger\Adapter\Firelogger::flush PHP Method

    protected function flush()
    {
        if (headers_sent($file, $line) && $this->options['triggerError']) {
            trigger_error("Cannot send FireLogger headers after output has been sent" . ($file ? " (output started at {$file}:{$line})." : "."), \E_USER_WARNING);
            return;
        }
        $logs = $this->logs;
        // final encoding
        $id = dechex(mt_rand(0, 0xffff)) . dechex(mt_rand(0, 0xffff));
        // mt_rand is not working with 0xFFFFFFFF
        $json = json_encode(['logs' => $logs]);
        $res = str_split(base64_encode($json), 76);
        // RFC 2045
        foreach ($res as $k => $v) {
            header("FireLogger-{$id}-{$k}:{$v}");
        }
        $this->logs = [];
    }