diff --git a/django/contrib/admin/options.py b/django/contrib/admin/options.py index 4d23f8f384..40f6e2842c 100644 --- a/django/contrib/admin/options.py +++ b/django/contrib/admin/options.py @@ -998,7 +998,6 @@ class ModelAdmin(BaseModelAdmin): 'title': _('Add %s') % force_unicode(opts.verbose_name), 'adminform': adminForm, 'is_popup': "_popup" in request.REQUEST, - 'show_delete': False, 'media': media, 'inline_admin_formsets': inline_admin_formsets, 'errors': helpers.AdminErrorList(form, formsets), diff --git a/django/contrib/admin/templatetags/admin_modify.py b/django/contrib/admin/templatetags/admin_modify.py index e55b3bf2bd..c190533f95 100644 --- a/django/contrib/admin/templatetags/admin_modify.py +++ b/django/contrib/admin/templatetags/admin_modify.py @@ -32,7 +32,7 @@ def submit_row(context): 'onclick_attrib': (opts.get_ordered_objects() and change and 'onclick="submitOrderForm();"' or ''), 'show_delete_link': (not is_popup and context['has_delete_permission'] - and (change or context['show_delete'])), + and change and context.get('show_delete', True)), 'show_save_as_new': not is_popup and change and save_as, 'show_save_and_add_another': context['has_add_permission'] and not is_popup and (not save_as or context['add']), diff --git a/tests/regressiontests/admin_views/admin.py b/tests/regressiontests/admin_views/admin.py index 01a19e6373..6ec933f89b 100644 --- a/tests/regressiontests/admin_views/admin.py +++ b/tests/regressiontests/admin_views/admin.py @@ -27,7 +27,7 @@ from .models import (Article, Chapter, Account, Media, Child, Parent, Picture, Album, Question, Answer, ComplexSortedPerson, PrePopulatedPostLargeSlug, AdminOrderedField, AdminOrderedModelMethod, AdminOrderedAdminMethod, AdminOrderedCallable, Report, Color2, UnorderedObject, MainPrepopulated, - RelatedPrepopulated) + RelatedPrepopulated, UndeletableObject) def callable_year(dt_value): @@ -569,6 +569,11 @@ class UnorderedObjectAdmin(admin.ModelAdmin): list_per_page = 2 +class UndeletableObjectAdmin(admin.ModelAdmin): + def change_view(self, *args, **kwargs): + kwargs['extra_context'] = {'show_delete': False} + return super(UndeletableObjectAdmin, self).change_view(*args, **kwargs) + site = admin.AdminSite(name="admin") site.register(Article, ArticleAdmin) @@ -616,6 +621,7 @@ site.register(OtherStory, OtherStoryAdmin) site.register(Report, ReportAdmin) site.register(MainPrepopulated, MainPrepopulatedAdmin) site.register(UnorderedObject, UnorderedObjectAdmin) +site.register(UndeletableObject, UndeletableObjectAdmin) # We intentionally register Promo and ChapterXtra1 but not Chapter nor ChapterXtra2. # That way we cover all four cases: diff --git a/tests/regressiontests/admin_views/customadmin.py b/tests/regressiontests/admin_views/customadmin.py index d205e0e290..142527b022 100644 --- a/tests/regressiontests/admin_views/customadmin.py +++ b/tests/regressiontests/admin_views/customadmin.py @@ -48,3 +48,4 @@ site.register(models.Thing, base_admin.ThingAdmin) site.register(models.Fabric, base_admin.FabricAdmin) site.register(models.ChapterXtra1, base_admin.ChapterXtra1Admin) site.register(User, UserLimitedAdmin) +site.register(models.UndeletableObject, base_admin.UndeletableObjectAdmin) diff --git a/tests/regressiontests/admin_views/models.py b/tests/regressiontests/admin_views/models.py index ab2bc202f9..aee193b572 100644 --- a/tests/regressiontests/admin_views/models.py +++ b/tests/regressiontests/admin_views/models.py @@ -611,3 +611,10 @@ class UnorderedObject(models.Model): """ name = models.CharField(max_length=255) bool = models.BooleanField(default=True) + +class UndeletableObject(models.Model): + """ + Model whose show_delete in admin change_view has been disabled + Refs #10057. + """ + name = models.CharField(max_length=255) diff --git a/tests/regressiontests/admin_views/tests.py b/tests/regressiontests/admin_views/tests.py index 49ec3c1945..630758a91d 100644 --- a/tests/regressiontests/admin_views/tests.py +++ b/tests/regressiontests/admin_views/tests.py @@ -41,7 +41,8 @@ from .models import (Article, BarAccount, CustomArticle, EmptyModel, FooAccount, FoodDelivery, RowLevelChangePermissionModel, Paper, CoverLetter, Story, OtherStory, ComplexSortedPerson, Parent, Child, AdminOrderedField, AdminOrderedModelMethod, AdminOrderedAdminMethod, AdminOrderedCallable, - Report, MainPrepopulated, RelatedPrepopulated, UnorderedObject) + Report, MainPrepopulated, RelatedPrepopulated, UnorderedObject, + UndeletableObject) ERROR_MESSAGE = "Please enter the correct username and password \ @@ -588,6 +589,16 @@ class AdminViewBasicTest(TestCase): self.assertFalse(reverse('admin:password_change') in response.content, msg='The "change password" link should not be displayed if a user does not have a usable password.') + def test_change_view_with_show_delete_extra_context(self): + """ + Ensured that the 'show_delete' context variable in the admin's change + view actually controls the display of the delete button. + Refs #10057. + """ + instance = UndeletableObject.objects.create(name='foo') + response = self.client.get('/test_admin/%s/admin_views/undeletableobject/%d/' % + (self.urlbit, instance.pk)) + self.assertNotContains(response, 'deletelink') @override_settings(PASSWORD_HASHERS=('django.contrib.auth.hashers.SHA1PasswordHasher',)) class AdminViewFormUrlTest(TestCase):