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Fixed #33028 -- Used ModelAdmin's opts attribute instead of model._meta.

This commit is contained in:
Marcelo Galigniana 2022-06-20 13:12:00 -03:00 committed by Mariusz Felisiak
parent de74a74b4b
commit d80a258553
3 changed files with 46 additions and 58 deletions
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96
django/contrib/admin/options.py
View File

@ -490,10 +490,8 @@ class BaseModelAdmin(metaclass=forms.MediaDefiningClass):
Return True if the model associated with this admin should be
allowed to be referenced by the specified field.
"""
opts = self.model._meta
try:
field = opts.get_field(to_field)
field = self.opts.get_field(to_field)
except FieldDoesNotExist:
return False
@ -504,7 +502,7 @@ class BaseModelAdmin(metaclass=forms.MediaDefiningClass):
# Allow reverse relationships to models defining m2m fields if they
# target the specified field.
for many_to_many in opts.many_to_many:
for many_to_many in self.opts.many_to_many:
if many_to_many.m2m_target_field_name() == to_field:
return True
@ -518,7 +516,7 @@ class BaseModelAdmin(metaclass=forms.MediaDefiningClass):
related_objects = (
f
for f in opts.get_fields(include_hidden=True)
for f in self.opts.get_fields(include_hidden=True)
if (f.auto_created and not f.concrete)
)
for related_object in related_objects:
@ -653,7 +651,7 @@ class ModelAdmin(BaseModelAdmin):
super().__init__()
def __str__(self):
return "%s.%s" % (self.model._meta.app_label, self.__class__.__name__)
return "%s.%s" % (self.opts.app_label, self.__class__.__name__)
def __repr__(self):
return (
@ -688,7 +686,7 @@ class ModelAdmin(BaseModelAdmin):
wrapper.model_admin = self
return update_wrapper(wrapper, view)
info = self.model._meta.app_label, self.model._meta.model_name
info = self.opts.app_label, self.opts.model_name
return [
path("", wrap(self.changelist_view), name="%s_%s_changelist" % info),
@ -1162,11 +1160,10 @@ class ModelAdmin(BaseModelAdmin):
"""
match = request.resolver_match
if self.preserve_filters and match:
opts = self.model._meta
current_url = "%s:%s" % (match.app_name, match.url_name)
changelist_url = "admin:%s_%s_changelist" % (
opts.app_label,
opts.model_name,
self.opts.app_label,
self.opts.model_name,
)
if current_url == changelist_url:
preserved_filters = request.GET.urlencode()
@ -1255,11 +1252,10 @@ class ModelAdmin(BaseModelAdmin):
def render_change_form(
self, request, context, add=False, change=False, form_url="", obj=None
):
opts = self.model._meta
app_label = opts.app_label
app_label = self.opts.app_label
preserved_filters = self.get_preserved_filters(request)
form_url = add_preserved_filters(
{"preserved_filters": preserved_filters, "opts": opts}, form_url
{"preserved_filters": preserved_filters, "opts": self.opts}, form_url
)
view_on_site_url = self.get_view_on_site_url(obj)
has_editable_inline_admin_formsets = False
@ -1290,7 +1286,7 @@ class ModelAdmin(BaseModelAdmin):
"has_absolute_url": view_on_site_url is not None,
"absolute_url": view_on_site_url,
"form_url": form_url,
"opts": opts,
"opts": self.opts,
"content_type_id": get_content_type_for_model(self.model).pk,
"save_as": self.save_as,
"save_on_top": self.save_on_top,
@ -1310,7 +1306,7 @@ class ModelAdmin(BaseModelAdmin):
request,
form_template
or [
"admin/%s/%s/change_form.html" % (app_label, opts.model_name),
"admin/%s/%s/change_form.html" % (app_label, self.opts.model_name),
"admin/%s/change_form.html" % app_label,
"admin/change_form.html",
],
@ -1440,7 +1436,7 @@ class ModelAdmin(BaseModelAdmin):
},
)
opts = self.model._meta
opts = self.opts
preserved_filters = self.get_preserved_filters(request)
msg_dict = {
@ -1507,15 +1503,14 @@ class ModelAdmin(BaseModelAdmin):
return self.response_post_save_change(request, obj)
def _response_post_save(self, request, obj):
opts = self.model._meta
if self.has_view_or_change_permission(request):
post_url = reverse(
"admin:%s_%s_changelist" % (opts.app_label, opts.model_name),
"admin:%s_%s_changelist" % (self.opts.app_label, self.opts.model_name),
current_app=self.admin_site.name,
)
preserved_filters = self.get_preserved_filters(request)
post_url = add_preserved_filters(
{"preserved_filters": preserved_filters, "opts": opts}, post_url
{"preserved_filters": preserved_filters, "opts": self.opts}, post_url
)
else:
post_url = reverse("admin:index", current_app=self.admin_site.name)
@ -1608,8 +1603,6 @@ class ModelAdmin(BaseModelAdmin):
"""
Determine the HttpResponse for the delete_view stage.
"""
opts = self.model._meta
if IS_POPUP_VAR in request.POST:
popup_response_data = json.dumps(
{
@ -1622,8 +1615,8 @@ class ModelAdmin(BaseModelAdmin):
self.popup_response_template
or [
"admin/%s/%s/popup_response.html"
% (opts.app_label, opts.model_name),
"admin/%s/popup_response.html" % opts.app_label,
% (self.opts.app_label, self.opts.model_name),
"admin/%s/popup_response.html" % self.opts.app_label,
"admin/popup_response.html",
],
{
@ -1635,7 +1628,7 @@ class ModelAdmin(BaseModelAdmin):
request,
_("The %(name)s “%(obj)s” was deleted successfully.")
% {
"name": opts.verbose_name,
"name": self.opts.verbose_name,
"obj": obj_display,
},
messages.SUCCESS,
@ -1643,20 +1636,19 @@ class ModelAdmin(BaseModelAdmin):
if self.has_change_permission(request, None):
post_url = reverse(
"admin:%s_%s_changelist" % (opts.app_label, opts.model_name),
"admin:%s_%s_changelist" % (self.opts.app_label, self.opts.model_name),
current_app=self.admin_site.name,
)
preserved_filters = self.get_preserved_filters(request)
post_url = add_preserved_filters(
{"preserved_filters": preserved_filters, "opts": opts}, post_url
{"preserved_filters": preserved_filters, "opts": self.opts}, post_url
)
else:
post_url = reverse("admin:index", current_app=self.admin_site.name)
return HttpResponseRedirect(post_url)
def render_delete_form(self, request, context):
opts = self.model._meta
app_label = opts.app_label
app_label = self.opts.app_label
request.current_app = self.admin_site.name
context.update(
@ -1670,7 +1662,7 @@ class ModelAdmin(BaseModelAdmin):
self.delete_confirmation_template
or [
"admin/{}/{}/delete_confirmation.html".format(
app_label, opts.model_name
app_label, self.opts.model_name
),
"admin/{}/delete_confirmation.html".format(app_label),
"admin/delete_confirmation.html",
@ -1723,7 +1715,7 @@ class ModelAdmin(BaseModelAdmin):
initial = dict(request.GET.items())
for k in initial:
try:
f = self.model._meta.get_field(k)
f = self.opts.get_field(k)
except FieldDoesNotExist:
continue
# We have to special-case M2Ms as a list of comma-separated PKs.
@ -1756,9 +1748,6 @@ class ModelAdmin(BaseModelAdmin):
"The field %s cannot be referenced." % to_field
)
model = self.model
opts = model._meta
if request.method == "POST" and "_saveasnew" in request.POST:
object_id = None
@ -1780,7 +1769,9 @@ class ModelAdmin(BaseModelAdmin):
raise PermissionDenied
if obj is None:
return self._get_obj_does_not_exist_redirect(request, opts, object_id)
return self._get_obj_does_not_exist_redirect(
request, self.opts, object_id
)
fieldsets = self.get_fieldsets(request, obj)
ModelForm = self.get_form(
@ -1855,7 +1846,7 @@ class ModelAdmin(BaseModelAdmin):
title = _("View %s")
context = {
**self.admin_site.each_context(request),
"title": title % opts.verbose_name,
"title": title % self.opts.verbose_name,
"subtitle": str(obj) if obj else None,
"adminform": adminForm,
"object_id": object_id,
@ -1895,7 +1886,7 @@ class ModelAdmin(BaseModelAdmin):
def _get_edited_object_pks(self, request, prefix):
"""Return POST data values of list_editable primary keys."""
pk_pattern = re.compile(
r"{}-\d+-{}$".format(re.escape(prefix), self.model._meta.pk.name)
r"{}-\d+-{}$".format(re.escape(prefix), self.opts.pk.name)
)
return [value for key, value in request.POST.items() if pk_pattern.match(key)]
@ -1922,8 +1913,7 @@ class ModelAdmin(BaseModelAdmin):
"""
from django.contrib.admin.views.main import ERROR_FLAG
opts = self.model._meta
app_label = opts.app_label
app_label = self.opts.app_label
if not self.has_view_or_change_permission(request):
raise PermissionDenied
@ -2033,7 +2023,7 @@ class ModelAdmin(BaseModelAdmin):
changecount,
) % {
"count": changecount,
"name": model_ngettext(opts, changecount),
"name": model_ngettext(self.opts, changecount),
}
self.message_user(request, msg, messages.SUCCESS)
@ -2064,7 +2054,7 @@ class ModelAdmin(BaseModelAdmin):
context = {
**self.admin_site.each_context(request),
"module_name": str(opts.verbose_name_plural),
"module_name": str(self.opts.verbose_name_plural),
"selection_note": _("0 of %(cnt)s selected") % {"cnt": len(cl.result_list)},
"selection_note_all": selection_note_all % {"total_count": cl.result_count},
"title": cl.title,
@ -2089,7 +2079,7 @@ class ModelAdmin(BaseModelAdmin):
request,
self.change_list_template
or [
"admin/%s/%s/change_list.html" % (app_label, opts.model_name),
"admin/%s/%s/change_list.html" % (app_label, self.opts.model_name),
"admin/%s/change_list.html" % app_label,
"admin/change_list.html",
],
@ -2110,8 +2100,7 @@ class ModelAdmin(BaseModelAdmin):
def _delete_view(self, request, object_id, extra_context):
"The 'delete' admin view for this model."
opts = self.model._meta
app_label = opts.app_label
app_label = self.opts.app_label
to_field = request.POST.get(TO_FIELD_VAR, request.GET.get(TO_FIELD_VAR))
if to_field and not self.to_field_allowed(request, to_field):
@ -2125,7 +2114,7 @@ class ModelAdmin(BaseModelAdmin):
raise PermissionDenied
if obj is None:
return self._get_obj_does_not_exist_redirect(request, opts, object_id)
return self._get_obj_does_not_exist_redirect(request, self.opts, object_id)
# Populate deleted_objects, a data structure of all related objects that
# will also be deleted.
@ -2140,14 +2129,14 @@ class ModelAdmin(BaseModelAdmin):
if perms_needed:
raise PermissionDenied
obj_display = str(obj)
attr = str(to_field) if to_field else opts.pk.attname
attr = str(to_field) if to_field else self.opts.pk.attname
obj_id = obj.serializable_value(attr)
self.log_deletion(request, obj, obj_display)
self.delete_model(request, obj)
return self.response_delete(request, obj_display, obj_id)
object_name = str(opts.verbose_name)
object_name = str(self.opts.verbose_name)
if perms_needed or protected:
title = _("Cannot delete %(name)s") % {"name": object_name}
@ -2164,7 +2153,7 @@ class ModelAdmin(BaseModelAdmin):
"model_count": dict(model_count).items(),
"perms_lacking": perms_needed,
"protected": protected,
"opts": opts,
"opts": self.opts,
"app_label": app_label,
"preserved_filters": self.get_preserved_filters(request),
"is_popup": IS_POPUP_VAR in request.POST or IS_POPUP_VAR in request.GET,
@ -2191,8 +2180,7 @@ class ModelAdmin(BaseModelAdmin):
raise PermissionDenied
# Then get the history for this object.
opts = model._meta
app_label = opts.app_label
app_label = self.opts.app_label
action_list = (
LogEntry.objects.filter(
object_id=unquote(object_id),
@ -2215,9 +2203,9 @@ class ModelAdmin(BaseModelAdmin):
"page_range": page_range,
"page_var": PAGE_VAR,
"pagination_required": paginator.count > 100,
"module_name": str(capfirst(opts.verbose_name_plural)),
"module_name": str(capfirst(self.opts.verbose_name_plural)),
"object": obj,
"opts": opts,
"opts": self.opts,
"preserved_filters": self.get_preserved_filters(request),
**(extra_context or {}),
}
@ -2228,7 +2216,7 @@ class ModelAdmin(BaseModelAdmin):
request,
self.object_history_template
or [
"admin/%s/%s/object_history.html" % (app_label, opts.model_name),
"admin/%s/%s/object_history.html" % (app_label, self.opts.model_name),
"admin/%s/object_history.html" % app_label,
"admin/object_history.html",
],
@ -2318,11 +2306,11 @@ class InlineModelAdmin(BaseModelAdmin):
super().__init__()
if self.verbose_name_plural is None:
if self.verbose_name is None:
self.verbose_name_plural = self.model._meta.verbose_name_plural
self.verbose_name_plural = self.opts.verbose_name_plural
else:
self.verbose_name_plural = format_lazy("{}s", self.verbose_name)
if self.verbose_name is None:
self.verbose_name = self.model._meta.verbose_name
self.verbose_name = self.opts.verbose_name
@property
def media(self):

6
django/contrib/auth/admin.py
View File

@ -138,7 +138,7 @@ class UserAdmin(admin.ModelAdmin):
raise PermissionDenied
if extra_context is None:
extra_context = {}
username_field = self.model._meta.get_field(self.model.USERNAME_FIELD)
username_field = self.opts.get_field(self.model.USERNAME_FIELD)
defaults = {
"auto_populated_fields": (),
"username_help_text": username_field.help_text,
@ -155,7 +155,7 @@ class UserAdmin(admin.ModelAdmin):
raise Http404(
_("%(name)s object with primary key %(key)r does not exist.")
% {
"name": self.model._meta.verbose_name,
"name": self.opts.verbose_name,
"key": escape(id),
}
)
@ -197,7 +197,7 @@ class UserAdmin(admin.ModelAdmin):
"has_delete_permission": False,
"has_change_permission": True,
"has_absolute_url": False,
"opts": self.model._meta,
"opts": self.opts,
"original": user,
"save_as": False,
"show_save": True,

2
tests/admin_custom_urls/models.py
View File

@ -41,7 +41,7 @@ class ActionAdmin(admin.ModelAdmin):
return update_wrapper(wrapper, view)
info = self.model._meta.app_label, self.model._meta.model_name
info = self.opts.app_label, self.opts.model_name
view_name = "%s_%s_add" % info