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<?php |
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namespace WebStream\Log\Outputter; |
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use WebStream\IO\Writer\SimpleFileWriter; |
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use WebStream\Cache\LoggerCache; |
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use WebStream\Cache\Driver\ICache; |
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use WebStream\Module\Utility\LoggerUtils; |
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use WebStream\Module\Utility\CacheUtils; |
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/** |
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* FileOutputter |
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* @author Ryuichi Tanaka |
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* @since 2016/01/26 |
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* @version 0.7 |
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*/ |
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class FileOutputter implements IOutputter, ILazyWriter |
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{ |
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use LoggerUtils, CacheUtils; |
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/** |
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* @var string ログファイルパス |
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*/ |
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private $logPath; |
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/** |
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* @var ICache キャッシュドライバ |
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*/ |
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private $driver; |
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/** |
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* @var int バッファリングサイズ |
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*/ |
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private $bufferSize; |
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/** |
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* @var bool 遅延書き出しフラグ |
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*/ |
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private $isLazyWrite; |
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/** |
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* @var SimpleFileWriter Writerオブジェクト |
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*/ |
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private $writer; |
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/** |
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* @var LoggerCache ログキャッシュ |
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*/ |
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private $cache; |
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/** |
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* constructor |
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* @param string $logPath ログファイルパス |
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* @param int $bufferSize バッファリングサイズ |
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*/ |
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public function __construct(string $logPath, int $bufferSize = 1000) |
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{ |
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$this->logPath = $logPath; |
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$driver = $this->getCacheDriver("apcu"); |
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// LoggerCacheの中ではログは取らない |
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$driver->inject('logger', new class() { function __call($name, $args) {} }); |
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$this->driver = $driver; |
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$this->bufferSize = $bufferSize; |
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$this->enableLazyWrite(); |
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$this->writer = new SimpleFileWriter($logPath); |
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} |
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/** |
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* destructor |
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*/ |
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public function __destruct() |
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{ |
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try { |
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if ($this->isLazyWrite) { |
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$this->writeLog(implode("", $this->cache->get())); |
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} |
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} catch (\Exception $ignore) { |
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// デストラクタで例外が発生すると致命的なエラーとなる |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function enableLazyWrite() |
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{ |
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if ($this->driver !== null) { |
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$this->isLazyWrite = true; |
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$this->cache = new LoggerCache($this->driver); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function enableDirectWrite() |
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{ |
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View Code Duplication |
if ($this->isLazyWrite && $this->cache->length() > 0) { |
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$this->writeLog(implode("", $this->cache->get())); |
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} |
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$this->isLazyWrite = false; |
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$this->cache = null; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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View Code Duplication |
public function write($message) |
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{ |
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if ($this->isLazyWrite) { |
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if ($this->cache->length() >= $this->bufferSize) { |
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$this->flush(); |
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$this->clear(); |
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} |
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$this->cache->add($message); |
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} else { |
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$this->writeLog($message); |
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} |
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} |
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/** |
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* バッファをログ出力する |
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*/ |
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private function flush() |
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{ |
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View Code Duplication |
if ($this->isLazyWrite && $this->cache->length() > 0) { |
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$this->writeLog(implode("", $this->cache->get())); |
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} |
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} |
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/** |
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132
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* ログファイルに書き出す |
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* @param string $message ログメッセージ |
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*/ |
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private function writeLog($message) |
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{ |
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$this->writer->write($message); |
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} |
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} |
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webstream-framework /
WebStream
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