src/CoreBundle/EventSubscriber/LocaleSubscriber.php line 70

  1. <?php
  3. declare(strict_types=1);
  5. /* For licensing terms, see /license.txt */
  7. namespace Chamilo\CoreBundle\EventSubscriber;
  9. use Chamilo\CoreBundle\Entity\Course;
  10. use Chamilo\CoreBundle\Settings\SettingsManager;
  11. use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
  12. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  13. use Symfony\Component\HttpFoundation\Request;
  14. use Symfony\Component\HttpKernel\Event\RequestEvent;
  15. use Symfony\Component\HttpKernel\KernelEvents;
  17. /**
  18.  * Checks the portal listener depending of different settings:
  19.  * platform, user, course.
  20.  */
  21. class LocaleSubscriber implements EventSubscriberInterface
  22. {
  23.     protected string $defaultLocale;
  24.     protected ParameterBagInterface $parameterBag;
  25.     protected SettingsManager $settingsManager;
  27.     public function __construct(string $defaultLocale, SettingsManager $settingsManager, ParameterBagInterface $parameterBag)
  28.     {
  29.         $this->defaultLocale = $defaultLocale;
  30.         $this->settingsManager = $settingsManager;
  31.         $this->parameterBag = $parameterBag;
  32.     }
  34.     public function onKernelRequest(RequestEvent $event): void
  35.     {
  36.         $request = $event->getRequest();
  37.         /*if (!$request->hasPreviousSession()) {
  38.             return;
  39.         }*/
  41.         $installed = false;
  42.         if ($this->parameterBag->has('installed')) {
  43.             $installed = 1 === (int) $this->parameterBag->get('installed');
  44.         }
  46.         if (!$installed) {
  47.             return;
  48.         }
  50.         if (!$request->hasSession()) {
  51.             return;
  52.         }
  54.         $sessionHandler = $request->getSession();
  56.         if ($attrLocale = $request->query->get('_locale')) {
  57.             $sessionHandler->set('_selected_locale', $attrLocale);
  58.         }
  60.         $locale = $this->getCurrentLanguage($request);
  61.         // if no explicit locale has been set on this request, use one from the session
  62.         $request->setLocale($locale);
  63.         $sessionHandler->set('_locale', $locale);
  64.     }
  66.     public function getCurrentLanguage(Request $request): string
  67.     {
  68.         $sessionHandler = $request->getSession();
  69.         $localeList = [];
  71.         // 1. Check platform locale;
  72.         if ($platformLocale = $this->settingsManager->getSetting('language.platform_language')) {
  73.             $localeList['platform_lang'] = $platformLocale;
  74.         }
  76.         // 2. Check user locale
  77.         // _locale_user is set when user logins the system check UserLocaleListener
  78.         if ($userLocale = $sessionHandler->get('_locale_user')) {
  79.             $localeList['user_profil_lang'] = $userLocale;
  80.         }
  82.         // 3. Check course locale
  83.         if ($request->query->getInt('cid')
  84.             || $request->request->getInt('cid')
  85.             || $request->attributes->getInt('cid')
  86.         ) {
  87.             /** @var Course|null $course */
  88.             // 3. Check course locale
  89.             if ($course = $sessionHandler->get('course')) {
  90.                 if ($courseLocale = $course->getCourseLanguage()) {
  91.                     $localeList['course_lang'] = $courseLocale;
  92.                 }
  93.             }
  94.         }
  96.         // 4. force locale if it was selected from the URL
  97.         if ($localeFromUrl = $sessionHandler->get('_selected_locale')) {
  98.             $localeList['user_selected_lang'] = $localeFromUrl;
  99.         }
  101.         $priorityList = [
  102.             'language_priority_1',
  103.             'language_priority_2',
  104.             'language_priority_3',
  105.             'language_priority_4',
  106.         ];
  108.         $locale = '';
  109.         foreach ($priorityList as $setting) {
  110.             $priority = $this->settingsManager->getSetting(sprintf('language.%s', $setting));
  111.             if (!empty($priority) && !empty($localeList[$priority])) {
  112.                 $locale = $localeList[$priority];
  114.                 break;
  115.             }
  116.         }
  118.         if (empty($locale)) {
  119.             // Use default order
  120.             $priorityList = [
  121.                 'platform_lang',
  122.                 'user_profil_lang',
  123.                 'course_lang',
  124.                 'user_selected_lang',
  125.             ];
  126.             foreach ($priorityList as $setting) {
  127.                 if (!empty($localeList[$setting])) {
  128.                     $locale = $localeList[$setting];
  129.                 }
  130.             }
  131.         }
  133.         if (empty($locale)) {
  134.             $locale = $this->defaultLocale;
  135.         }
  137.         return $locale;
  138.     }
  140.     public static function getSubscribedEvents(): array
  141.     {
  142.         return [
  143.             // must be registered before the default Locale listener
  144.             KernelEvents::REQUEST => [['onKernelRequest', 20]],
  145.         ];
  146.     }
  147. }