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<?php declare(strict_types=1); |
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namespace WyriHaximus\React\PSR3\Loggly; |
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use Psr\Log\AbstractLogger; |
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use Psr\Log\InvalidArgumentException; |
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use Psr\Log\LogLevel; |
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abstract class AbstractLogglyLogger extends AbstractLogger |
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{ |
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abstract protected function send(string $data); |
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/** |
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* Logging levels PSR-3 LogLevel enum |
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* |
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* @var array $levels Logging levels |
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*/ |
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const LOG_LEVELS = [ |
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LogLevel::DEBUG => 'DEBUG', |
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LogLevel::INFO => 'INFO', |
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LogLevel::NOTICE => 'NOTICE', |
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LogLevel::WARNING => 'WARNING', |
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LogLevel::ERROR => 'ERROR', |
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LogLevel::CRITICAL => 'CRITICAL', |
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LogLevel::ALERT => 'ALERT', |
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LogLevel::EMERGENCY => 'EMERGENCY', |
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]; |
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public function log($level, $message, array $context = []) |
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{ |
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$levels = self::LOG_LEVELS; |
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if (!isset($levels[$level])) { |
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throw new InvalidArgumentException( |
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'Level "'.$level.'" is not defined, use one of: '.implode(', ', array_keys(self::LOG_LEVELS)) |
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); |
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} |
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$data = $this->format($level, $message, $context); |
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$this->send($data); |
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} |
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protected function format($level, $message, array $context): string |
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{ |
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$message = (string)$message; |
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$context = $this->normalizeContext($context); |
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$message = $this->processPlaceHolders($message, $context); |
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$json = json_encode([ |
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'level' => $level, |
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'message' => $level . ' ' . $message, |
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'context' => $context, |
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]); |
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if ($json === false) { |
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throw new InvalidArgumentException(json_last_error_msg()); |
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} |
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return $json; |
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} |
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/** |
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* @param string $message |
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* @param array $context |
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* @return string |
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* |
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* Method copied from: https://github.com/Seldaek/monolog/blob/6e6586257d9fb231bf039563632e626cdef594e5/src/Monolog/Processor/PsrLogMessageProcessor.php |
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*/ |
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private function processPlaceHolders(string $message, array $context): string |
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{ |
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if (false === strpos($message, '{')) { |
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return $message; |
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} |
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$replacements = []; |
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foreach ($context as $key => $value) { |
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$replacements['{'.$key.'}'] = $this->formatValue($value); |
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} |
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return strtr($message, $replacements); |
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} |
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private function formatValue($value) |
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{ |
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if (is_null($value) || is_scalar($value) || (is_object($value) && method_exists($value, '__toString'))) { |
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return $value; |
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} |
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if (is_object($value)) { |
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return '[object '.get_class($value).']'; |
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} |
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return '['.gettype($value).']'; |
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} |
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private function normalizeContext(array $context): array |
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{ |
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foreach ($context as $index => $value) { |
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if (is_array($value)) { |
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$context[$index] = $this->normalizeContext($value); |
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continue; |
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} |
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if (is_resource($value)) { |
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$context[$index] = sprintf('[resource] (%s)', get_resource_type($value)); |
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continue; |
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} |
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} |
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return $context; |
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} |
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} |
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WyriHaximus /
reactphp-psr-3-loggly
