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Fixed #17252 -- Fixed a minor regression introduced by the work in #11868, where the default sorted columns wouldn't correctly be visually represented in the changelist table headers if those columns referred to non model fields. Thanks to sebastian for the report and patch. 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@17143 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Julien Phalip 2011-11-22 09:14:09 +00:00
parent 658abb0859
commit 8ddecc39db
4 changed files with 126 additions and 54 deletions
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69
django/contrib/admin/views/main.py
View File

@ -169,6 +169,28 @@ class ChangeList(object):
ordering = self.lookup_opts.ordering
return ordering
def get_ordering_field(self, field_name):
"""
Returns the proper model field name corresponding to the given
field_name to use for ordering. field_name may either be the name of a
proper model field or the name of a method (on the admin or model) or a
callable with the 'admin_order_field' attribute. Returns None if no
proper model field name can be matched.
"""
try:
field = self.lookup_opts.get_field(field_name)
return field.name
except models.FieldDoesNotExist:
# See whether field_name is a name of a non-field
# that allows sorting.
if callable(field_name):
attr = field_name
elif hasattr(self.model_admin, field_name):
attr = getattr(self.model_admin, field_name)
else:
attr = getattr(self.model, field_name)
return getattr(attr, 'admin_order_field', None)
def get_ordering(self, request):
params = self.params
# For ordering, first check the if exists the "get_ordering" method
@ -176,7 +198,6 @@ class ChangeList(object):
# options, then check the object's default ordering. Finally, a
# manually-specified ordering from the query string overrides anything.
ordering = self.model_admin.get_ordering(request) or self._get_default_ordering()
if ORDER_VAR in params:
# Clear ordering and used params
ordering = []
@ -185,33 +206,18 @@ class ChangeList(object):
try:
none, pfx, idx = p.rpartition('-')
field_name = self.list_display[int(idx)]
try:
f = self.lookup_opts.get_field(field_name)
except models.FieldDoesNotExist:
# See whether field_name is a name of a non-field
# that allows sorting.
try:
if callable(field_name):
attr = field_name
elif hasattr(self.model_admin, field_name):
attr = getattr(self.model_admin, field_name)
else:
attr = getattr(self.model, field_name)
field_name = attr.admin_order_field
except AttributeError:
continue # No 'admin_order_field', skip it
else:
field_name = f.name
ordering.append(pfx + field_name)
order_field = self.get_ordering_field(field_name)
if not order_field:
continue # No 'admin_order_field', skip it
ordering.append(pfx + order_field)
except (IndexError, ValueError):
continue # Invalid ordering specified, skip it.
return ordering
def get_ordering_field_columns(self):
# Returns a SortedDict of ordering field column numbers and asc/desc
"""
Returns a SortedDict of ordering field column numbers and asc/desc
"""
# We must cope with more than one column having the same underlying sort
# field, so we base things on column numbers.
@ -227,19 +233,10 @@ class ChangeList(object):
order_type = 'desc'
else:
order_type = 'asc'
index = None
try:
# Search for simply field name first
index = list(self.list_display).index(field)
except ValueError:
# No match, but there might be a match if we take into
# account 'admin_order_field'
for _index, attr in enumerate(self.list_display):
if getattr(attr, 'admin_order_field', '') == field:
index = _index
break
if index is not None:
ordering_fields[index] = order_type
for index, attr in enumerate(self.list_display):
if self.get_ordering_field(attr) == field:
ordering_fields[index] = order_type
break
else:
for p in self.params[ORDER_VAR].split('.'):
none, pfx, idx = p.rpartition('-')

44
tests/regressiontests/admin_views/admin.py
View File

@ -22,7 +22,9 @@ from .models import (Article, Chapter, Account, Media, Child, Parent, Picture,
Gadget, Villain, SuperVillain, Plot, PlotDetails, CyclicOne, CyclicTwo,
WorkHour, Reservation, FoodDelivery, RowLevelChangePermissionModel, Paper,
CoverLetter, Story, OtherStory, Book, Promo, ChapterXtra1, Pizza, Topping,
Album, Question, Answer, ComplexSortedPerson, PrePopulatedPostLargeSlug)
Album, Question, Answer, ComplexSortedPerson, PrePopulatedPostLargeSlug,
AdminOrderedField, AdminOrderedModelMethod, AdminOrderedAdminMethod,
AdminOrderedCallable)
def callable_year(dt_value):
@ -469,11 +471,35 @@ class WorkHourAdmin(admin.ModelAdmin):
list_filter = ('employee',)
class PrePopulatedPostLargeSlugAdmin(admin.ModelAdmin):
prepopulated_fields = {
'slug' : ('title',)
}
class PrePopulatedPostLargeSlugAdmin(admin.ModelAdmin):
prepopulated_fields = {
'slug' : ('title',)
}
class AdminOrderedFieldAdmin(admin.ModelAdmin):
ordering = ('order',)
list_display = ('stuff', 'order')
class AdminOrderedModelMethodAdmin(admin.ModelAdmin):
ordering = ('order',)
list_display = ('stuff', 'some_order')
class AdminOrderedAdminMethodAdmin(admin.ModelAdmin):
def some_admin_order(self, obj):
return obj.order
some_admin_order.admin_order_field = 'order'
ordering = ('order',)
list_display = ('stuff', 'some_admin_order')
def admin_ordered_callable(obj):
return obj.order
admin_ordered_callable.admin_order_field = 'order'
class AdminOrderedCallableAdmin(admin.ModelAdmin):
ordering = ('order',)
list_display = ('stuff', admin_ordered_callable)
site = admin.AdminSite(name="admin")
site.register(Article, ArticleAdmin)
site.register(CustomArticle, CustomArticleAdmin)
@ -537,10 +563,14 @@ site.register(Question)
site.register(Answer)
site.register(PrePopulatedPost, PrePopulatedPostAdmin)
site.register(ComplexSortedPerson, ComplexSortedPersonAdmin)
site.register(PrePopulatedPostLargeSlug, PrePopulatedPostLargeSlugAdmin)
site.register(AdminOrderedField, AdminOrderedFieldAdmin)
site.register(AdminOrderedModelMethod, AdminOrderedModelMethodAdmin)
site.register(AdminOrderedAdminMethod, AdminOrderedAdminMethodAdmin)
site.register(AdminOrderedCallable, AdminOrderedCallableAdmin)
# Register core models we need in our tests
from django.contrib.auth.models import User, Group
from django.contrib.auth.admin import UserAdmin, GroupAdmin
site.register(User, UserAdmin)
site.register(Group, GroupAdmin)
site.register(PrePopulatedPostLargeSlug, PrePopulatedPostLargeSlugAdmin)

36
tests/regressiontests/admin_views/models.py
View File

@ -538,13 +538,31 @@ class ComplexSortedPerson(models.Model):
age = models.PositiveIntegerField()
is_employee = models.NullBooleanField()
class PrePopulatedPostLargeSlug(models.Model):
"""
Regression test for #15938: a large max_length for the slugfield must not
be localized in prepopulated_fields_js.html or it might end up breaking
the javascript (ie, using THOUSAND_SEPARATOR ends up with maxLength=1,000)
"""
title = models.CharField(max_length=100)
published = models.BooleanField()
class PrePopulatedPostLargeSlug(models.Model):
"""
Regression test for #15938: a large max_length for the slugfield must not
be localized in prepopulated_fields_js.html or it might end up breaking
the javascript (ie, using THOUSAND_SEPARATOR ends up with maxLength=1,000)
"""
title = models.CharField(max_length=100)
published = models.BooleanField()
slug = models.SlugField(max_length=1000)
class AdminOrderedField(models.Model):
order = models.IntegerField()
stuff = models.CharField(max_length=200)
class AdminOrderedModelMethod(models.Model):
order = models.IntegerField()
stuff = models.CharField(max_length=200)
def some_order(self):
return self.order
some_order.admin_order_field = 'order'
class AdminOrderedAdminMethod(models.Model):
order = models.IntegerField()
stuff = models.CharField(max_length=200)
class AdminOrderedCallable(models.Model):
order = models.IntegerField()
stuff = models.CharField(max_length=200)

31
tests/regressiontests/admin_views/tests.py
View File

@ -37,7 +37,8 @@ from .models import (Article, BarAccount, CustomArticle, EmptyModel, FooAccount,
DooHickey, FancyDoodad, Whatsit, Category, Post, Plot, FunkyTag, Chapter,
Book, Promo, WorkHour, Employee, Question, Answer, Inquisition, Actor,
FoodDelivery, RowLevelChangePermissionModel, Paper, CoverLetter, Story,
OtherStory, ComplexSortedPerson, Parent, Child)
OtherStory, ComplexSortedPerson, Parent, Child, AdminOrderedField,
AdminOrderedModelMethod, AdminOrderedAdminMethod, AdminOrderedCallable)
ERROR_MESSAGE = "Please enter the correct username and password \
@ -354,6 +355,32 @@ class AdminViewBasicTest(TestCase):
response.content.index(link % p2.id) < response.content.index(link % p1.id)
)
def testSortIndicatorsAdminOrder(self):
"""
Ensures that the admin shows default sort indicators for all
kinds of 'ordering' fields: field names, method on the model
admin and model itself, and other callables. See #17252.
"""
models = [(AdminOrderedField, 'adminorderedfield' ),
(AdminOrderedModelMethod, 'adminorderedmodelmethod'),
(AdminOrderedAdminMethod, 'adminorderedadminmethod'),
(AdminOrderedCallable, 'adminorderedcallable' )]
for model, url in models:
a1 = model.objects.create(stuff='The Last Item', order=3)
a2 = model.objects.create(stuff='The First Item', order=1)
a3 = model.objects.create(stuff='The Middle Item', order=2)
response = self.client.get('/test_admin/admin/admin_views/%s/' % url, {})
self.assertEqual(response.status_code, 200)
# Should have 3 columns including action checkbox col.
self.assertContains(response, '<th scope="col"', count=3, msg_prefix=url)
# Check if the correct column was selected. 2 is the index of the
# 'order' column in the model admin's 'list_display' with 0 being
# the implicit 'action_checkbox' and 1 being the column 'stuff'.
self.assertEqual(response.context['cl'].get_ordering_field_columns(), {2: 'asc'})
# Check order of records.
self.assertTrue(response.content.index('The First Item') <
response.content.index('The Middle Item') < response.content.index('The Last Item'))
def testLimitedFilter(self):
"""Ensure admin changelist filters do not contain objects excluded via limit_choices_to.
This also tests relation-spanning filters (e.g. 'color__value').
@ -2757,7 +2784,7 @@ class PrePopulatedTest(TestCase):
self.assertNotContains(response, "id: '#id_slug'")
self.assertNotContains(response, "field['dependency_ids'].push('#id_title');")
self.assertNotContains(response, "id: '#id_prepopulatedsubpost_set-0-subslug',")
@override_settings(USE_THOUSAND_SEPARATOR = True, USE_L10N = True)
def test_prepopulated_maxlength_localized(self):
"""