core-bundle/src/EventListener/BackendLocaleListener.php
public function onKernelRequest(GetResponseEvent $event): void
    {
        $token = $this->tokenStorage->getToken();

        if (!$token instanceof TokenInterface) {
            return;
        }

        $user = $token->getUser();

        if (!$user instanceof BackendUser || !$user->language) {
            return;
        }

        $request = $event->getRequest();
        $request->setLocale($user->language);

        $this->translator->setLocale($user->language);

        // Deprecated since Contao 4.0, to be removed in Contao 5.0
        $GLOBALS['TL_LANGUAGE'] = str_replace('_', '-', $user->language);
    }
public function onKernelRequest(GetResponseEvent $event): void
    {
        $token = $this->tokenStorage->getToken();

        if (!$token instanceof TokenInterface) {
            return;
        }

        $user = $token->getUser();

        if (!$user instanceof BackendUser || !$user->language) {
            return;
        }

        $request = $event->getRequest();
        $request->setLocale($user->language);

        $this->translator->setLocale($user->language);

        // Deprecated since Contao 4.0, to be removed in Contao 5.0
        $GLOBALS['TL_LANGUAGE'] = str_replace('_', '-', $user->language);
    }
public function onKernelRequest ( GetResponseEvent $ event ) : void { $ token = $ this -> tokenStorage -> getToken ( ) ; if ( ! $ token instanceof TokenInterface ) { return ; } $ user = $ token -> getUser ( ) ; if ( ! $ user instanceof BackendUser || ! $ user -> language ) { return ; } $ request = $ event -> getRequest ( ) ; $ request -> setLocale ( $ user -> language ) ; $ this -> translator -> setLocale ( $ user -> language ) ; // Deprecated since Contao 4.0, to be removed in Contao 5.0 $ GLOBALS [ 'TL_LANGUAGE' ] = str_replace ( '_' , '-' , $ user -> language ) ; }
Sets the default locale based on the user language.
Sets the default locale based on the user language .