TwigExtension

Twig/TwigExtension.php

 use Lc\SovBundle\Component\FileComponent;
 use Lc\SovBundle\Component\MetaComponent;
 use Lc\SovBundle\Component\StringComponent;
+use Lc\SovBundle\Doctrine\EntityInterface;
 use Lc\SovBundle\Form\Newsletter\NewsletterType;
 use Lc\SovBundle\Model\File\FileInterface;
 use Lc\SovBundle\Repository\Reminder\ReminderStore;
                 new TwigFunction('day_by_number', [$this, 'getDayByNumber']),
                 new TwigFunction('user_current', [$this, 'getUserCurrent']),
                 new TwigFunction('ea_url_short', [$this, 'generateEaUrl']),
+                new TwigFunction('is_instance_of', [$this, 'isInstanceOf']),
         ];
     }
 
         ];
     }
 
+    public function isInstanceOf(EntityInterface $entity, string $interfaceName)
+    {
+        $reflection = new \ReflectionClass($entity);
+        $interfaceNameArray = $reflection->getInterfaceNames();
+
+        foreach($interfaceNameArray as $interfaceNameEntity) {
+            if(strpos($interfaceNameEntity, $interfaceName) !== false) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
     public function sovCache($file)
     {
         $cacheTime = filemtime($this->kernel->getProjectDir() . '/public' . $file);