vendor/symfony/translation/LoggingTranslator.php line 40
<?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\Translation;use Psr\Log\LoggerInterface;use Symfony\Component\Translation\Exception\InvalidArgumentException;use Symfony\Contracts\Translation\LocaleAwareInterface;use Symfony\Contracts\Translation\TranslatorInterface;/*** @author Abdellatif Ait boudad <a.aitboudad@gmail.com>*/class LoggingTranslator implements TranslatorInterface, TranslatorBagInterface, LocaleAwareInterface{private TranslatorInterface $translator;private LoggerInterface $logger;/*** @param TranslatorInterface&TranslatorBagInterface&LocaleAwareInterface $translator The translator must implement TranslatorBagInterface*/public function __construct(TranslatorInterface $translator, LoggerInterface $logger){if (!$translator instanceof TranslatorBagInterface || !$translator instanceof LocaleAwareInterface) {throw new InvalidArgumentException(sprintf('The Translator "%s" must implement TranslatorInterface, TranslatorBagInterface and LocaleAwareInterface.', get_debug_type($translator)));}$this->translator = $translator;$this->logger = $logger;}public function trans(?string $id, array $parameters = [], string $domain = null, string $locale = null): string{$trans = $this->translator->trans($id = (string) $id, $parameters, $domain, $locale);$this->log($id, $domain, $locale);return $trans;}public function setLocale(string $locale){$prev = $this->translator->getLocale();$this->translator->setLocale($locale);if ($prev === $locale) {return;}$this->logger->debug(sprintf('The locale of the translator has changed from "%s" to "%s".', $prev, $locale));}public function getLocale(): string{return $this->translator->getLocale();}public function getCatalogue(string $locale = null): MessageCatalogueInterface{return $this->translator->getCatalogue($locale);}public function getCatalogues(): array{return $this->translator->getCatalogues();}/*** Gets the fallback locales.*/public function getFallbackLocales(): array{if ($this->translator instanceof Translator || method_exists($this->translator, 'getFallbackLocales')) {return $this->translator->getFallbackLocales();}return [];}/*** Passes through all unknown calls onto the translator object.*/public function __call(string $method, array $args){return $this->translator->{$method}(...$args);}/*** Logs for missing translations.*/private function log(string $id, ?string $domain, ?string $locale){$domain ??= 'messages';$catalogue = $this->translator->getCatalogue($locale);if ($catalogue->defines($id, $domain)) {return;}if ($catalogue->has($id, $domain)) {$this->logger->debug('Translation use fallback catalogue.', ['id' => $id, 'domain' => $domain, 'locale' => $catalogue->getLocale()]);} else {$this->logger->warning('Translation not found.', ['id' => $id, 'domain' => $domain, 'locale' => $catalogue->getLocale()]);}}}