From e5327097ba2c02cac470e60a87aa48d60b5a8183 Mon Sep 17 00:00:00 2001
From: Christian Flothmann <christian.flothmann@sensiolabs.de>
Date: Sun, 7 Apr 2019 11:15:59 +0200
Subject: [PATCH] fix translating file validation error message

---
 .../FrameworkBundle/Resources/config/form.xml    |  1 +
 .../Form/Extension/Core/Type/FileType.php        | 16 +++++++++++++++-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/config/form.xml b/src/Symfony/Bundle/FrameworkBundle/Resources/config/form.xml
index 7dd51bbed6a6a..e151245b8916b 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Resources/config/form.xml
+++ b/src/Symfony/Bundle/FrameworkBundle/Resources/config/form.xml
@@ -93,6 +93,7 @@
             <deprecated>The "%service_id%" service is deprecated since Symfony 3.1 and will be removed in 4.0.</deprecated>
         </service>
         <service id="form.type.file" class="Symfony\Component\Form\Extension\Core\Type\FileType" public="true">
+            <argument type="service" id="translator" on-invalid="ignore" />
             <deprecated>The "%service_id%" service is deprecated since Symfony 3.1 and will be removed in 4.0.</deprecated>
         </service>
         <service id="form.type.hidden" class="Symfony\Component\Form\Extension\Core\Type\HiddenType" public="true">
diff --git a/src/Symfony/Component/Form/Extension/Core/Type/FileType.php b/src/Symfony/Component/Form/Extension/Core/Type/FileType.php
index a7f912d5e3109..f8afce2ee5a4d 100644
--- a/src/Symfony/Component/Form/Extension/Core/Type/FileType.php
+++ b/src/Symfony/Component/Form/Extension/Core/Type/FileType.php
@@ -20,6 +20,7 @@
 use Symfony\Component\Form\FormView;
 use Symfony\Component\OptionsResolver\Options;
 use Symfony\Component\OptionsResolver\OptionsResolver;
+use Symfony\Component\Translation\TranslatorInterface;
 
 class FileType extends AbstractType
 {
@@ -32,6 +33,13 @@ class FileType extends AbstractType
         self::MIB_BYTES => 'MiB',
     ];
 
+    private $translator;
+
+    public function __construct(TranslatorInterface $translator = null)
+    {
+        $this->translator = $translator;
+    }
+
     /**
      * {@inheritdoc}
      */
@@ -150,7 +158,13 @@ private function getFileUploadError($errorCode)
             $messageTemplate = 'The file could not be uploaded.';
         }
 
-        return new FormError($messageTemplate, $messageTemplate, $messageParameters);
+        if (null !== $this->translator) {
+            $message = $this->translator->trans($messageTemplate, $messageParameters);
+        } else {
+            $message = strtr($messageTemplate, $messageParameters);
+        }
+
+        return new FormError($message, $messageTemplate, $messageParameters);
     }
 
     /**