validateLogType($logType); $this->logType = $logType; } /** * @param string $logType * @throws LoggerException */ private function validateLogType(string $logType): void { if (!in_array($logType, self::$logTypes)) { throw new LoggerException('Log type wrong: ' . $logType); } } public function log(string $message, bool $newLineAfter = true): void { switch ($this->logType) { case self::LOG_TYPE_HTML: $this->outputToDefaultStream($message, $newLineAfter); break; case self::LOG_TYPE_ERROR_LOG: $this->outputToPhpErrorLog($message); break; case self::LOG_TYPE_BOTH: $this->outputToDefaultStream($message, $newLineAfter); $this->outputToPhpErrorLog($message); break; } } private function outputToDefaultStream(string $message, bool $newLineAfter): void { echo $message; if ($newLineAfter) { echo PHP_EOL; } } private function outputToPhpErrorLog(string $message): void { error_log($message); } public function openPreformating() { echo '

';
    }

    public function closePreformating()
    {
        echo '

'; } }