Fix for #3268 : Make file-label translated

CHANGELOG.txt

@@ -17,6 +17,7 @@ Changelog
  * Added `form_fields_exclude` property to ModelAdmin views (Matheus Bratfisch)
  * User creation / edit form now enforces password validators set in `AUTH_PASSWORD_VALIDATORS` (Bertrand Bordage)
  * Fix: Marked 'Date from' / 'Date to' strings in wagtailforms for translation (Vorlif)
+ * Fix: "File" field label on image edit form is now translated (Stein Strindhaug)
  * Fix: Unreliable preview is now reliable by always opening in a new window (Kjartan Sverrisson)
  * Fix: Fixed placement of `{{ block.super }}` in `snippets/type_index.html` (LB (Ben Johnston))
  * Fix: Optimised database queries on group edit page (Ashia Zawaduk)

docs/releases/1.10.rst

@@ -31,6 +31,7 @@ Bug fixes
 ~~~~~~~~~
 
  * Marked 'Date from' / 'Date to' strings in wagtailforms for translation (Vorlif)
+ * "File" field label on image edit form is now translated (Stein Strindhaug)
  * Unreliable preview is now reliable by always opening in a new window (Kjartan Sverrisson)
  * Fixed placement of ``{{ block.super }}`` in ``snippets/type_index.html`` (LB (Ben Johnston))
  * Optimised database queries on group edit page (Ashia Zawaduk)

wagtail/wagtailimages/forms.py

@@ -2,6 +2,7 @@ from __future__ import absolute_import, unicode_literals
 
 from django import forms
 from django.forms.models import modelform_factory
+from django.utils.text import capfirst
 from django.utils.translation import ugettext as _
 
 from wagtail.wagtailadmin import widgets
@@ -17,7 +18,7 @@ from wagtail.wagtailimages.permissions import permission_policy as images_permis
 def formfield_for_dbfield(db_field, **kwargs):
     # Check if this is the file field
     if db_field.name == 'file':
-        return WagtailImageField(**kwargs)
+        return WagtailImageField(label=capfirst(db_field.verbose_name), **kwargs)
 
     # For all other fields, just call its formfield() method.
     return db_field.formfield(**kwargs)