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<?php |
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declare(strict_types=1); |
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namespace Spiral\Logger; |
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use Psr\Log\LoggerInterface; |
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use Spiral\Core\Container\InjectorInterface; |
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use Spiral\Logger\Attribute\LoggerChannel; |
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/** |
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* Container injector for {@see LoggerInterface}. |
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* Supports {@see LoggerChannel} attribute. |
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* |
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* @implements InjectorInterface<LoggerInterface> |
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*/ |
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final class LoggerInjector implements InjectorInterface |
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{ |
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public const DEFAULT_CHANNEL = 'default'; |
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public function __construct( |
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private readonly LogsInterface $factory, |
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) { |
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} |
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/** |
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* @param \ReflectionParameter|string|null $context may use extended context if possible. |
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*/ |
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public function createInjection( |
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\ReflectionClass $class, |
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\ReflectionParameter|null|string $context = null, |
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): LoggerInterface { |
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$channel = \is_object($context) ? $this->extractChannelAttribute($context) : null; |
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if ($channel === null) { |
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/** |
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* Array of flags to check if the logger allows null argument |
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* |
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* @var array<class-string<LogsInterface>, bool> $cache |
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*/ |
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static $cache = []; |
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$cache[$this->factory::class] = (new \ReflectionMethod($this->factory, 'getLogger')) |
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->getParameters()[0]->allowsNull(); |
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$channel = $cache[$this->factory::class] ? null : self::DEFAULT_CHANNEL; |
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} |
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return $this->factory->getLogger($channel); |
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} |
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/** |
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* @return non-empty-string|null |
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*/ |
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private function extractChannelAttribute(\ReflectionParameter $parameter): ?string |
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{ |
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/** @var \ReflectionAttribute<LoggerChannel>[] $attributes */ |
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$attributes = $parameter->getAttributes(LoggerChannel::class); |
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return $attributes[0]?->newInstance()->name; |
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} |
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} |
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