Actualización

vendor/knplabs/doctrine-behaviors/src/ORM/Translatable/CurrentLocaleCallable.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace Knp\DoctrineBehaviors\ORM\Translatable;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\DependencyInjection\Container;
+
+/**
+ * @author     Florian Klein <florian.klein@free.fr>
+ */
+class CurrentLocaleCallable
+{
+    private $container;
+
+    public function __construct(Container $container)
+    {
+        $this->container = $container;
+    }
+
+    public function __invoke()
+    {
+        if (!$this->container->has('request_stack')) {
+            if(!$this->container->isScopeActive('request')) {
+                return NULL;
+            }
+            $request = $this->container->get('request');
+
+            return $request->getLocale();
+        } else if ($request = $this->container->get('request_stack')->getCurrentRequest()) {
+            return $request->getLocale();
+        }
+
+        return NULL;
+    }
+}
+