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<?php |
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declare(strict_types=1); |
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namespace DarkMatter\Components\Logger; |
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class FileLogger extends AbstractLogger |
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{ |
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/** |
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* @var string $logsDir |
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*/ |
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private $logsDir; |
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/** |
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* Sets path to directory containing log files. |
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* |
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* @param string $logsDir |
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* @throws LoggerException() |
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*/ |
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public function setLogsDir(string $logsDir): void |
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{ |
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if (!file_exists($logsDir) || !is_writable($logsDir)) { |
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throw new LoggerException('Logs path does not exist or is not writable.'); |
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} |
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$this->logsDir = rtrim($logsDir, '/') . '/'; |
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} |
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/** |
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* Logs given event to a file. |
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* |
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* @param string $level |
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* @param string $message |
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* @param array $context |
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*/ |
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public function log(string $level, string $message, array $context = []): void |
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{ |
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if ($this->levelIsValid($level) === false) { |
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throw new \InvalidArgumentException('Invalid log-level provided.'); |
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} |
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// do not log if level is below min level: |
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if ($this->isHandling($level) === false) { |
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return; |
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} |
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$pathToLogfile = $this->openLogfile(); |
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$lineToLog = sprintf('[ %s ] %s: %s', date('Y-m-d H:i:s'), ucfirst($level), $message) . PHP_EOL; |
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if (!empty($context)) { |
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$lineToLog .= '--- Context ---' . PHP_EOL; |
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$lineToLog .= print_r($context, true) . PHP_EOL; |
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} |
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file_put_contents($pathToLogfile, $lineToLog, FILE_APPEND); |
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} |
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/** |
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* Creates new logfile if not yet existing. |
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* |
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* @return string |
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*/ |
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private function openLogfile(): string |
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{ |
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$logfileName = $this->getLogfileName(); |
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$pathToLogfile = $this->logsDir . $logfileName; |
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if (!file_exists($pathToLogfile)) { |
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$openedMsg = sprintf('[ %s ] Logfile opened', date('Y-m-d H:i:s')) . PHP_EOL; |
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file_put_contents($pathToLogfile, $openedMsg); |
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} |
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return $pathToLogfile; |
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} |
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/** |
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* Returns logfile name depending on current date. |
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* |
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* @return string |
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*/ |
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private function getLogfileName(): string |
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{ |
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return date('Y-m-d') . '_endocore.log'; |
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} |
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} |
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elevenone /
logger
