Merge pull request #4361 from yakky/feature/fix_4038

Really fix #4038

cms/admin/pageadmin.py

@@ -229,7 +229,7 @@ def save_model(self, request, obj, form, change):
             obj = Page.objects.get(pk=obj.pk) #mptt reload
             copy_target._copy_attributes(obj, clean=True)
             obj.save()
-            for lang in copy_target.languages.split(','):
+            for lang in copy_target.get_languages():
                 copy_target._copy_contents(obj, lang)
         if 'permission' not in request.path_info:
             language = form.cleaned_data['language']

cms/extensions/extension_pool.py

@@ -89,7 +89,7 @@ def _copy_title_extensions(self, source_page, target_page, language, clone=False
 
     def copy_extensions(self, source_page, target_page, languages=None):
         if not languages:
-            languages = source_page.get_languages()
+            languages = target_page.get_languages()
         if self.page_extensions:
             self._copy_page_extensions(source_page, target_page, None, clone=True)
             self._remove_orphaned_page_extensions()

cms/tests/extensions.py

@@ -2,7 +2,7 @@
 from django.contrib.auth.models import Permission
 from django.contrib.sites.models import Site
 
-from cms.api import create_page
+from cms.api import create_page, create_title
 from cms.constants import PUBLISHER_STATE_DIRTY
 from cms.extensions import extension_pool
 from cms.extensions import TitleExtension
@@ -220,7 +220,8 @@ def setUp(self):
         self.page = create_page(
             'My Extension Page', 'nav_playground.html', 'en',
             site=self.site, created_by=self.admin)
-        self.page_title = self.page.get_title_obj()
+        self.page_title = self.page.get_title_obj('en')
+        create_title('de', 'de title', self.page)
         self.page_extension = MyPageExtension.objects.create(
             extended_object=self.page,
             extra="page extension text")