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<?php |
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namespace Faulancer\Log; |
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use Faulancer\Exception\LogFileInvalidException; |
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use Faulancer\Exception\LogTypeNotSupportedException; |
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use Faulancer\Service\Config; |
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use Faulancer\Log\Writer\DefaultWriter; |
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use Faulancer\ServiceLocator\ServiceLocator; |
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/** |
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* Class Logger | Logger.php |
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* |
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* @package Faulancer\Log |
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* @author Florian Knapp <[email protected]> |
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*/ |
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class LogManager |
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{ |
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const LEVEL_INFO = 'info'; |
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const LEVEL_DEBUG = 'debug'; |
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const LEVEL_WARN = 'warn'; |
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const LEVEL_ERROR = 'error'; |
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/** @var static */ |
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private static $instance; |
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/** @var ServiceLocator */ |
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private static $serviceLocator; |
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/** @var array */ |
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protected static $levels = [ |
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self::LEVEL_INFO, |
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self::LEVEL_DEBUG, |
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self::LEVEL_WARN, |
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self::LEVEL_ERROR |
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]; |
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/** @var bool */ |
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protected static $fileSystemChecked = false; |
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/** @var array */ |
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protected static $logFiles = []; |
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/** |
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* @return static |
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*/ |
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public static function instance() |
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{ |
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if (!self::$instance) { |
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self::$instance = new static(); |
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self::$serviceLocator = ServiceLocator::instance(); |
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} |
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return self::$instance; |
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} |
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/** |
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* @param string $message |
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* @param string $level |
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* @param string $writer |
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* |
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* @return bool |
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*/ |
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public static function log(string $message = '', string $level = self::LEVEL_INFO, string $writer = '') |
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{ |
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if (!self::$fileSystemChecked) { |
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self::_checkConsistency(); |
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} |
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/** @var Config $config */ |
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$config = self::$serviceLocator->get(Config::class); |
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if (!empty($writer) && class_exists($writer)) { |
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$writer = new $writer($config, debug_backtrace()); |
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} else { |
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$writer = new DefaultWriter($config, debug_backtrace()); |
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} |
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return $writer->write(self::$logFiles[$level], $message, $level); |
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} |
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/** |
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* Check for filesystem consistency |
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* |
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* @return bool |
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* @throws LogTypeNotSupportedException |
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*/ |
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private static function _checkConsistency() |
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{ |
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/** @var Config $config */ |
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$config = self::$serviceLocator->get(Config::class); |
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$appRoot = realpath($config->get('projectRoot')); |
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$logDirs = $config->get('log'); |
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if ($logDirs === null) { |
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return true; |
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} |
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$hasInfoTypeInConf = false; |
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if (in_array('info', array_keys($logDirs))) { |
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$hasInfoTypeInConf = true; |
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} |
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foreach ($logDirs as $level => $path) { |
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if (!in_array($level, self::$levels, true)) { |
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throw new LogTypeNotSupportedException( |
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'Log type "' . $level . '" is currently not supported.' |
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. 'Please use one of the following log types:' . PHP_EOL |
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. implode(", ", self::$levels) |
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); |
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} |
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$lastDirectorySeparator = strrpos($path, '/'); |
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if ($lastDirectorySeparator === false) { |
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throw new LogFileInvalidException( |
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'You have to define the logfile path as an absolute path beginning from your project root' |
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. ' (i.e. if "/var/www/vhosts/app" is your project root set the logfile path to "/logs/{$level}.log")' |
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); |
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} |
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$logDir = substr($path, 0, $lastDirectorySeparator); |
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if (!is_dir($appRoot . $logDir)) { |
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mkdir($appRoot . $logDir, 0774, true); |
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} |
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$file = substr($path, $lastDirectorySeparator, strlen($path)); |
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$fullPath = $appRoot . $logDir . $file; |
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$fileType = strrpos($fullPath, '.'); |
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if ($fileType !== false) { |
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$fileType = substr($fullPath, $fileType, strlen($fullPath)); |
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} |
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if (!file_exists($fullPath)) { |
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file_put_contents($fullPath, ''); |
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chmod($fullPath, 0744); |
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} |
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if (!$hasInfoTypeInConf && !file_exists($appRoot . $logDir . '/info' . $fileType)) { |
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file_put_contents($appRoot . $logDir . '/info' . $fileType, ''); |
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chmod($appRoot . $logDir . '/info' . $fileType, 0744); |
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self::$logFiles[self::LEVEL_INFO] = $appRoot . $logDir . '/info' . $fileType; |
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} else if (!$hasInfoTypeInConf) { |
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self::$logFiles[self::LEVEL_INFO] = $appRoot . $logDir . '/info' . $fileType; |
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} |
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self::$logFiles[$level] = $fullPath; |
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} |
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self::$fileSystemChecked = true; |
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return true; |
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} |
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} |
FloKnapp /
faulancer
