Fixed #31867 -- Made TabularInline handling of hidden fields with view-only permissions consistent with StackedInline.

This commit is contained in:
antoinehumbert 2020-08-12 21:34:20 +02:00 committed by Mariusz Felisiak
parent 06e59d97a3
commit de95c82667
6 changed files with 184 additions and 20 deletions

View File

@ -177,11 +177,17 @@ class AdminReadonlyField:
else:
help_text = help_text_for_field(class_name, form._meta.model)
if field in form.fields:
is_hidden = form.fields[field].widget.is_hidden
else:
is_hidden = False
self.field = {
'name': class_name,
'label': label,
'help_text': help_text,
'field': field,
'is_hidden': is_hidden,
}
self.form = form
self.model_admin = model_admin
@ -302,6 +308,10 @@ class InlineAdminFormSet:
if fk and fk.name == field_name:
continue
if not self.has_change_permission or field_name in self.readonly_fields:
form_field = empty_form.fields.get(field_name)
widget_is_hidden = False
if form_field is not None:
widget_is_hidden = form_field.widget.is_hidden
yield {
'name': field_name,
'label': meta_labels.get(field_name) or label_for_field(
@ -310,7 +320,7 @@ class InlineAdminFormSet:
self.opts,
form=empty_form,
),
'widget': {'is_hidden': False},
'widget': {'is_hidden': widget_is_hidden},
'required': False,
'help_text': meta_help_texts.get(field_name) or help_text_for_field(field_name, self.opts.model),
}

View File

@ -15,11 +15,9 @@
<thead><tr>
<th class="original"></th>
{% for field in inline_admin_formset.fields %}
{% if not field.widget.is_hidden %}
<th class="column-{{ field.name }}{% if field.required %} required{% endif %}">{{ field.label|capfirst }}
{% if field.help_text %}<img src="{% static "admin/img/icon-unknown.svg" %}" class="help help-tooltip" width="10" height="10" alt="({{ field.help_text|striptags }})" title="{{ field.help_text|striptags }}">{% endif %}
</th>
{% endif %}
<th class="column-{{ field.name }}{% if field.required %} required{% endif %}{% if field.widget.is_hidden %} hidden{% endif %}">{{ field.label|capfirst }}
{% if field.help_text %}<img src="{% static "admin/img/icon-unknown.svg" %}" class="help help-tooltip" width="10" height="10" alt="({{ field.help_text|striptags }})" title="{{ field.help_text|striptags }}">{% endif %}
</th>
{% endfor %}
{% if inline_admin_formset.formset.can_delete and inline_admin_formset.has_delete_permission %}<th>{% translate "Delete?" %}</th>{% endif %}
</tr></thead>
@ -41,21 +39,11 @@
</p>{% endif %}
{% if inline_admin_form.needs_explicit_pk_field %}{{ inline_admin_form.pk_field.field }}{% endif %}
{% if inline_admin_form.fk_field %}{{ inline_admin_form.fk_field.field }}{% endif %}
{% spaceless %}
{% for fieldset in inline_admin_form %}
{% for line in fieldset %}
{% for field in line %}
{% if not field.is_readonly and field.field.is_hidden %}{{ field.field }}{% endif %}
{% endfor %}
{% endfor %}
{% endfor %}
{% endspaceless %}
</td>
{% for fieldset in inline_admin_form %}
{% for line in fieldset %}
{% for field in line %}
{% if field.is_readonly or not field.field.is_hidden %}
<td{% if field.field.name %} class="field-{{ field.field.name }}"{% endif %}>
<td class="{% if field.field.name %}field-{{ field.field.name }}{% endif %}{% if field.field.is_hidden %} hidden{% endif %}">
{% if field.is_readonly %}
<p>{{ field.contents }}</p>
{% else %}
@ -63,7 +51,6 @@
{{ field.field }}
{% endif %}
</td>
{% endif %}
{% endfor %}
{% endfor %}
{% endfor %}

View File

@ -106,10 +106,11 @@ def cell_count(inline_admin_form):
"""Return the number of cells used in a tabular inline."""
count = 1 # Hidden cell with hidden 'id' field
for fieldset in inline_admin_form:
# Loop through all the fields (one per cell)
# Count all visible fields.
for line in fieldset:
for field in line:
count += 1
if not field.field.is_hidden:
count += 1
if inline_admin_form.formset.can_delete:
# Delete checkbox
count += 1

View File

@ -342,6 +342,35 @@ class ClassAdminStackedVertical(admin.ModelAdmin):
inlines = [ClassStackedVertical]
class ChildHiddenFieldForm(forms.ModelForm):
class Meta:
model = SomeChildModel
fields = ['name', 'position', 'parent']
widgets = {'position': forms.HiddenInput}
def _post_clean(self):
super()._post_clean()
if self.instance is not None and self.instance.position == 1:
self.add_error(None, ValidationError('A non-field error'))
class ChildHiddenFieldTabularInline(admin.TabularInline):
model = SomeChildModel
form = ChildHiddenFieldForm
class ChildHiddenFieldInFieldsGroupStackedInline(admin.StackedInline):
model = SomeChildModel
form = ChildHiddenFieldForm
fields = [('name', 'position')]
class ChildHiddenFieldOnSingleLineStackedInline(admin.StackedInline):
model = SomeChildModel
form = ChildHiddenFieldForm
fields = ('name', 'position')
site.register(TitleCollection, inlines=[TitleInline])
# Test bug #12561 and #12778
# only ModelAdmin media
@ -373,3 +402,10 @@ site.register(Course, ClassAdminStackedHorizontal)
site.register(CourseProxy, ClassAdminStackedVertical)
site.register(CourseProxy1, ClassAdminTabularVertical)
site.register(CourseProxy2, ClassAdminTabularHorizontal)
# Used to test hidden fields in tabular and stacked inlines.
site2 = admin.AdminSite(name='tabular_inline_hidden_field_admin')
site2.register(SomeParentModel, inlines=[ChildHiddenFieldTabularInline])
site3 = admin.AdminSite(name='stacked_inline_hidden_field_in_group_admin')
site3.register(SomeParentModel, inlines=[ChildHiddenFieldInFieldsGroupStackedInline])
site4 = admin.AdminSite(name='stacked_inline_hidden_field_on_single_line_admin')
site4.register(SomeParentModel, inlines=[ChildHiddenFieldOnSingleLineStackedInline])

View File

@ -36,6 +36,26 @@ class TestInline(TestDataMixin, TestCase):
cls.holder = Holder.objects.create(dummy=13)
Inner.objects.create(dummy=42, holder=cls.holder)
cls.parent = SomeParentModel.objects.create(name='a')
SomeChildModel.objects.create(name='b', position='0', parent=cls.parent)
SomeChildModel.objects.create(name='c', position='1', parent=cls.parent)
cls.view_only_user = User.objects.create_user(
username='user', password='pwd', is_staff=True,
)
parent_ct = ContentType.objects.get_for_model(SomeParentModel)
child_ct = ContentType.objects.get_for_model(SomeChildModel)
permission = Permission.objects.get(
codename='view_someparentmodel',
content_type=parent_ct,
)
cls.view_only_user.user_permissions.add(permission)
permission = Permission.objects.get(
codename='view_somechildmodel',
content_type=child_ct,
)
cls.view_only_user.user_permissions.add(permission)
def setUp(self):
self.client.force_login(self.superuser)
@ -227,6 +247,113 @@ class TestInline(TestDataMixin, TestCase):
response.rendered_content,
)
def test_tabular_inline_hidden_field_with_view_only_permissions(self):
"""
Content of hidden field is not visible in tabular inline when user has
view-only permission.
"""
self.client.force_login(self.view_only_user)
url = reverse(
'tabular_inline_hidden_field_admin:admin_inlines_someparentmodel_change',
args=(self.parent.pk,),
)
response = self.client.get(url)
self.assertInHTML('<th class="column-position hidden">Position</th>', response.rendered_content)
self.assertInHTML('<td class="field-position hidden"><p>0</p></td>', response.rendered_content)
self.assertInHTML('<td class="field-position hidden"><p>1</p></td>', response.rendered_content)
def test_stacked_inline_hidden_field_with_view_only_permissions(self):
"""
Content of hidden field is not visible in stacked inline when user has
view-only permission.
"""
self.client.force_login(self.view_only_user)
url = reverse(
'stacked_inline_hidden_field_in_group_admin:admin_inlines_someparentmodel_change',
args=(self.parent.pk,),
)
response = self.client.get(url)
# The whole line containing name + position fields is not hidden.
self.assertContains(response, '<div class="form-row field-name field-position">')
# The div containing the position field is hidden.
self.assertInHTML(
'<div class="fieldBox field-position hidden">'
'<label class="inline">Position:</label>'
'<div class="readonly">0</div></div>',
response.rendered_content,
)
self.assertInHTML(
'<div class="fieldBox field-position hidden">'
'<label class="inline">Position:</label>'
'<div class="readonly">1</div></div>',
response.rendered_content,
)
def test_stacked_inline_single_hidden_field_in_line_with_view_only_permissions(self):
"""
Content of hidden field is not visible in stacked inline when user has
view-only permission and the field is grouped on a separate line.
"""
self.client.force_login(self.view_only_user)
url = reverse(
'stacked_inline_hidden_field_on_single_line_admin:admin_inlines_someparentmodel_change',
args=(self.parent.pk,),
)
response = self.client.get(url)
# The whole line containing position field is hidden.
self.assertInHTML(
'<div class="form-row hidden field-position">'
'<div><label>Position:</label>'
'<div class="readonly">0</div></div></div>',
response.rendered_content,
)
self.assertInHTML(
'<div class="form-row hidden field-position">'
'<div><label>Position:</label>'
'<div class="readonly">1</div></div></div>',
response.rendered_content,
)
def test_tabular_inline_with_hidden_field_non_field_errors_has_correct_colspan(self):
"""
In tabular inlines, when a form has non-field errors, those errors
are rendered in a table line with a single cell spanning the whole
table width. Colspan must be equal to the number of visible columns.
"""
parent = SomeParentModel.objects.create(name='a')
child = SomeChildModel.objects.create(name='b', position='0', parent=parent)
url = reverse(
'tabular_inline_hidden_field_admin:admin_inlines_someparentmodel_change',
args=(parent.id,),
)
data = {
'name': parent.name,
'somechildmodel_set-TOTAL_FORMS': 1,
'somechildmodel_set-INITIAL_FORMS': 1,
'somechildmodel_set-MIN_NUM_FORMS': 0,
'somechildmodel_set-MAX_NUM_FORMS': 1000,
'_save': 'Save',
'somechildmodel_set-0-id': child.id,
'somechildmodel_set-0-parent': parent.id,
'somechildmodel_set-0-name': child.name,
'somechildmodel_set-0-position': 1,
}
response = self.client.post(url, data)
# Form has 3 visible columns and 1 hidden column.
self.assertInHTML(
'<thead><tr><th class="original"></th>'
'<th class="column-name required">Name</th>'
'<th class="column-position required hidden">Position</th>'
'<th>Delete?</th></tr></thead>',
response.rendered_content,
)
# The non-field error must be spanned on 3 (visible) columns.
self.assertInHTML(
'<tr class="row-form-errors"><td colspan="3">'
'<ul class="errorlist nonfield"><li>A non-field error</li></ul></td></tr>',
response.rendered_content,
)
def test_non_related_name_inline(self):
"""
Multiple inlines with related_name='+' have correct form prefixes.

View File

@ -4,4 +4,7 @@ from . import admin
urlpatterns = [
path('admin/', admin.site.urls),
path('admin2/', admin.site2.urls),
path('admin3/', admin.site3.urls),
path('admin4/', admin.site4.urls),
]