From dcf0716d8d0103c5389e48fe4a8787274e004728 Mon Sep 17 00:00:00 2001
From: Ramseyer Claude <ramseyer.claude@gmail.com>
Date: Thu, 4 Oct 2018 22:43:10 +0200
Subject: [PATCH] Fix KNP empty translations still persisted (#321)

---
 src/Form/EventListener/TranslationsListener.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/Form/EventListener/TranslationsListener.php b/src/Form/EventListener/TranslationsListener.php
index bfba6d5..23e9cdb 100644
--- a/src/Form/EventListener/TranslationsListener.php
+++ b/src/Form/EventListener/TranslationsListener.php
@@ -71,7 +71,9 @@ public function submit(FormEvent $event): void
 
         foreach ($data as $locale => $translation) {
             // Remove useless Translation object
-            if (empty($translation)) {
+            if ((method_exists($translation, 'isEmpty') && $translation->isEmpty()) // Knp
+                || empty($translation) // Default
+            ) {
                 $data->removeElement($translation);
                 continue;
             }