added event to manage javascript translations (#2104)

src/Twig/EventExtensions.php

@@ -22,6 +22,7 @@ class EventExtensions extends AbstractExtension
     {
         return [
             new TwigFunction('trigger', [ThemeEventExtension::class, 'trigger']),
+            new TwigFunction('javascript_translations', [ThemeEventExtension::class, 'getJavascriptTranslations']),
         ];
     }
 }

src/Twig/Runtime/ThemeEventExtension.php

@@ -10,6 +10,7 @@
 namespace App\Twig\Runtime;
 
 use App\Event\ThemeEvent;
+use App\Event\ThemeJavascriptTranslationsEvent;
 use App\Security\CurrentUser;
 use Symfony\Component\EventDispatcher\EventDispatcherInterface;
 use Twig\Extension\RuntimeExtensionInterface;
@@ -46,4 +47,13 @@ final class ThemeEventExtension implements RuntimeExtensionInterface
 
         return $themeEvent;
     }
+
+    public function getJavascriptTranslations(): array
+    {
+        $event = new ThemeJavascriptTranslationsEvent();
+
+        $this->eventDispatcher->dispatch($event);
+
+        return $event->getTranslations();
+    }
 }