4 * This file is part of the Symfony package.
6 * (c) Fabien Potencier <fabien@symfony.com>
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
12 namespace Symfony\Component\Translation;
14 use Psr\Log\LoggerInterface;
15 use Symfony\Component\Translation\Exception\InvalidArgumentException;
18 * @author Abdellatif Ait boudad <a.aitboudad@gmail.com>
20 class LoggingTranslator implements TranslatorInterface, TranslatorBagInterface
23 * @var TranslatorInterface|TranslatorBagInterface
28 * @var LoggerInterface
33 * @param TranslatorInterface $translator The translator must implement TranslatorBagInterface
34 * @param LoggerInterface $logger
36 public function __construct(TranslatorInterface $translator, LoggerInterface $logger)
38 if (!$translator instanceof TranslatorBagInterface) {
39 throw new InvalidArgumentException(sprintf('The Translator "%s" must implement TranslatorInterface and TranslatorBagInterface.', get_class($translator)));
42 $this->translator = $translator;
43 $this->logger = $logger;
49 public function trans($id, array $parameters = array(), $domain = null, $locale = null)
51 $trans = $this->translator->trans($id, $parameters, $domain, $locale);
52 $this->log($id, $domain, $locale);
60 public function transChoice($id, $number, array $parameters = array(), $domain = null, $locale = null)
62 $trans = $this->translator->transChoice($id, $number, $parameters, $domain, $locale);
63 $this->log($id, $domain, $locale);
71 public function setLocale($locale)
73 $this->translator->setLocale($locale);
79 public function getLocale()
81 return $this->translator->getLocale();
87 public function getCatalogue($locale = null)
89 return $this->translator->getCatalogue($locale);
93 * Gets the fallback locales.
95 * @return array $locales The fallback locales
97 public function getFallbackLocales()
99 if ($this->translator instanceof Translator || method_exists($this->translator, 'getFallbackLocales')) {
100 return $this->translator->getFallbackLocales();
107 * Passes through all unknown calls onto the translator object.
109 public function __call($method, $args)
111 return call_user_func_array(array($this->translator, $method), $args);
115 * Logs for missing translations.
118 * @param string|null $domain
119 * @param string|null $locale
121 private function log($id, $domain, $locale)
123 if (null === $domain) {
124 $domain = 'messages';
128 $catalogue = $this->translator->getCatalogue($locale);
129 if ($catalogue->defines($id, $domain)) {
133 if ($catalogue->has($id, $domain)) {
134 $this->logger->debug('Translation use fallback catalogue.', array('id' => $id, 'domain' => $domain, 'locale' => $catalogue->getLocale()));
136 $this->logger->warning('Translation not found.', array('id' => $id, 'domain' => $domain, 'locale' => $catalogue->getLocale()));