123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115 |
- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Component\HttpKernel\Log;
- use Psr\Log\AbstractLogger;
- use Psr\Log\InvalidArgumentException;
- use Psr\Log\LogLevel;
- /**
- * Minimalist PSR-3 logger designed to write in stderr or any other stream.
- *
- * @author Kévin Dunglas <dunglas@gmail.com>
- */
- class Logger extends AbstractLogger
- {
- private const LEVELS = [
- LogLevel::DEBUG => 0,
- LogLevel::INFO => 1,
- LogLevel::NOTICE => 2,
- LogLevel::WARNING => 3,
- LogLevel::ERROR => 4,
- LogLevel::CRITICAL => 5,
- LogLevel::ALERT => 6,
- LogLevel::EMERGENCY => 7,
- ];
- private $minLevelIndex;
- private $formatter;
- private $handle;
- public function __construct(string $minLevel = null, $output = null, callable $formatter = null)
- {
- if (null === $minLevel) {
- $minLevel = null === $output || 'php://stdout' === $output || 'php://stderr' === $output ? LogLevel::ERROR : LogLevel::WARNING;
- if (isset($_ENV['SHELL_VERBOSITY']) || isset($_SERVER['SHELL_VERBOSITY'])) {
- switch ((int) ($_ENV['SHELL_VERBOSITY'] ?? $_SERVER['SHELL_VERBOSITY'])) {
- case -1: $minLevel = LogLevel::ERROR; break;
- case 1: $minLevel = LogLevel::NOTICE; break;
- case 2: $minLevel = LogLevel::INFO; break;
- case 3: $minLevel = LogLevel::DEBUG; break;
- }
- }
- }
- if (!isset(self::LEVELS[$minLevel])) {
- throw new InvalidArgumentException(sprintf('The log level "%s" does not exist.', $minLevel));
- }
- $this->minLevelIndex = self::LEVELS[$minLevel];
- $this->formatter = $formatter ?: [$this, 'format'];
- if ($output && false === $this->handle = \is_resource($output) ? $output : @fopen($output, 'a')) {
- throw new InvalidArgumentException(sprintf('Unable to open "%s".', $output));
- }
- }
- /**
- * {@inheritdoc}
- *
- * @return void
- */
- public function log($level, $message, array $context = [])
- {
- if (!isset(self::LEVELS[$level])) {
- throw new InvalidArgumentException(sprintf('The log level "%s" does not exist.', $level));
- }
- if (self::LEVELS[$level] < $this->minLevelIndex) {
- return;
- }
- $formatter = $this->formatter;
- if ($this->handle) {
- @fwrite($this->handle, $formatter($level, $message, $context));
- } else {
- error_log($formatter($level, $message, $context, false));
- }
- }
- private function format(string $level, string $message, array $context, bool $prefixDate = true): string
- {
- if (false !== strpos($message, '{')) {
- $replacements = [];
- foreach ($context as $key => $val) {
- if (null === $val || is_scalar($val) || (\is_object($val) && method_exists($val, '__toString'))) {
- $replacements["{{$key}}"] = $val;
- } elseif ($val instanceof \DateTimeInterface) {
- $replacements["{{$key}}"] = $val->format(\DateTime::RFC3339);
- } elseif (\is_object($val)) {
- $replacements["{{$key}}"] = '[object '.\get_class($val).']';
- } else {
- $replacements["{{$key}}"] = '['.\gettype($val).']';
- }
- }
- $message = strtr($message, $replacements);
- }
- $log = sprintf('[%s] %s', $level, $message).\PHP_EOL;
- if ($prefixDate) {
- $log = date(\DateTime::RFC3339).' '.$log;
- }
- return $log;
- }
- }
|