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<?php |
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declare(strict_types=1); |
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namespace Conia\Chuck; |
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use DateTimeInterface; |
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use Psr\Log\InvalidArgumentException; |
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use Psr\Log\LoggerInterface as PsrLogger; |
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use Stringable; |
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use Throwable; |
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/** @psalm-api */ |
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class Logger implements PsrLogger |
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{ |
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public const DEBUG = 100; |
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public const INFO = 200; |
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public const NOTICE = 300; |
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public const WARNING = 400; |
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public const ERROR = 500; |
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public const CRITICAL = 600; |
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public const ALERT = 700; |
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public const EMERGENCY = 800; |
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/** @psalm-var array<int, non-empty-string> */ |
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protected array $levelLabels; |
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public function __construct( |
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protected int $minimumLevel = self::DEBUG, |
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protected ?string $logfile = null, |
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) { |
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$this->levelLabels = [ |
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self::DEBUG => 'DEBUG', |
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self::INFO => 'INFO', |
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self::NOTICE => 'NOTICE', |
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self::WARNING => 'WARNING', |
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self::ERROR => 'ERROR', |
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self::CRITICAL => 'CRITICAL', |
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self::ALERT => 'ALERT', |
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self::EMERGENCY => 'EMERGENCY', |
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]; |
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} |
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public function log( |
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mixed $level, |
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string|Stringable $message, |
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array $context = [], |
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): void { |
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$message = (string)$message; |
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assert(is_int($level) || is_numeric($level)); |
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$level = (int)$level; |
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if ($level < $this->minimumLevel) { |
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return; |
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} |
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try { |
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$levelLabel = $this->levelLabels[$level]; |
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} catch (Throwable) { |
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throw new InvalidArgumentException('Unknown log level: ' . (string)$level); |
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} |
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$message = $this->interpolate(str_replace("\0", '', $message), $context); |
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if (is_string($this->logfile)) { |
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$time = date('Y-m-d H:i:s D T'); |
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error_log("[{$time}] {$levelLabel}: {$message}", 3, $this->logfile); |
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if (PHP_SAPI == 'cli') { |
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// print it additionally to stderr |
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error_log("{$levelLabel}: {$message}"); |
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} |
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} else { |
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error_log("{$levelLabel}: {$message}"); |
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} |
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} |
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public function debug(string|Stringable $message, array $context = []): void |
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{ |
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$this->log(self::DEBUG, $message, $context); |
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} |
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public function info(string|Stringable $message, array $context = []): void |
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{ |
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$this->log(self::INFO, $message, $context); |
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} |
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public function notice(string|Stringable $message, array $context = []): void |
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{ |
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$this->log(self::NOTICE, $message, $context); |
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} |
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public function warning(string|Stringable $message, array $context = []): void |
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{ |
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$this->log(self::WARNING, $message, $context); |
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} |
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public function error(string|Stringable $message, array $context = []): void |
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{ |
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$this->log(self::ERROR, $message, $context); |
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} |
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public function critical(string|Stringable $message, array $context = []): void |
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{ |
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$this->log(self::CRITICAL, $message, $context); |
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} |
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public function alert(string|Stringable $message, array $context = []): void |
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{ |
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$this->log(self::ALERT, $message, $context); |
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} |
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public function emergency(string|Stringable $message, array $context = []): void |
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{ |
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$this->log(self::EMERGENCY, $message, $context); |
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} |
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protected function interpolate(string $template, array $context): string |
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{ |
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$substitudes = []; |
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/** |
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* @psalm-suppress MixedAssignment |
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* |
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* $value types are exhaustively checked |
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*/ |
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foreach ($context as $key => $value) { |
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$placeholder = '{' . $key . '}'; |
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if (strpos($template, $placeholder) === false) { |
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continue; |
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} |
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$substitudes[$placeholder] = match (true) { |
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(is_scalar($value) || (is_object($value) && method_exists($value, '__toString'))) => (string)$value, |
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$value instanceof DateTimeInterface => $value->format('Y-m-d H:i:s T'), |
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is_object($value) => '[Instance of ' . $value::class . ']', |
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is_array($value) => '[Array ' . json_encode($value, JSON_UNESCAPED_SLASHES) . ']', |
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is_null($value) => '[null]', |
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default => '[' . get_debug_type($value) . ']', |
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}; |
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} |
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$message = strtr($template, $substitudes); |
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$message .= $this->getExceptionMessage($context); |
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return $message; |
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} |
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protected function getExceptionMessage(array $context): string |
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{ |
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$message = ''; |
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if ( |
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array_key_exists('exception', $context) |
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&& $context['exception'] instanceof Throwable |
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) { |
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$message .= "\n Exception Message: " . $context['exception']->getMessage() . "\n\n"; |
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$message .= implode(' #', explode('#', $context['exception']->getTraceAsString())); |
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} |
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return $message; |
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} |
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} |
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coniadev /
chuck
