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django/tests/admin_views/models.py

1059 lines
27 KiB
Python

import datetime
import tempfile
import uuid
from django.contrib import admin
from django.contrib.auth.models import User
from django.contrib.contenttypes.fields import (
GenericForeignKey, GenericRelation,
)
from django.contrib.contenttypes.models import ContentType
from django.core.exceptions import ValidationError
from django.core.files.storage import FileSystemStorage
from django.db import models
class Section(models.Model):
"""
A simple section that links to articles, to test linking to related items
in admin views.
"""
name = models.CharField(max_length=100)
def __str__(self):
return self.name
@property
def name_property(self):
"""
A property that simply returns the name. Used to test #24461
"""
return self.name
class Article(models.Model):
"""
A simple article to test admin views. Test backwards compatibility.
"""
title = models.CharField(max_length=100)
content = models.TextField()
date = models.DateTimeField()
section = models.ForeignKey(Section, models.CASCADE, null=True, blank=True)
another_section = models.ForeignKey(Section, models.CASCADE, null=True, blank=True, related_name='+')
sub_section = models.ForeignKey(Section, models.SET_NULL, null=True, blank=True, related_name='+')
def __str__(self):
return self.title
@admin.display(ordering='date', description='')
def model_year(self):
return self.date.year
@admin.display(ordering='-date', description='')
def model_year_reversed(self):
return self.date.year
@property
@admin.display(ordering='date')
def model_property_year(self):
return self.date.year
@property
def model_month(self):
return self.date.month
class Book(models.Model):
"""
A simple book that has chapters.
"""
name = models.CharField(max_length=100, verbose_name='¿Name?')
def __str__(self):
return self.name
class Promo(models.Model):
name = models.CharField(max_length=100, verbose_name='¿Name?')
book = models.ForeignKey(Book, models.CASCADE)
author = models.ForeignKey(User, models.SET_NULL, blank=True, null=True)
def __str__(self):
return self.name
class Chapter(models.Model):
title = models.CharField(max_length=100, verbose_name='¿Title?')
content = models.TextField()
book = models.ForeignKey(Book, models.CASCADE)
class Meta:
# Use a utf-8 bytestring to ensure it works (see #11710)
verbose_name = '¿Chapter?'
def __str__(self):
return self.title
class ChapterXtra1(models.Model):
chap = models.OneToOneField(Chapter, models.CASCADE, verbose_name='¿Chap?')
xtra = models.CharField(max_length=100, verbose_name='¿Xtra?')
guest_author = models.ForeignKey(User, models.SET_NULL, blank=True, null=True)
def __str__(self):
return '¿Xtra1: %s' % self.xtra
class ChapterXtra2(models.Model):
chap = models.OneToOneField(Chapter, models.CASCADE, verbose_name='¿Chap?')
xtra = models.CharField(max_length=100, verbose_name='¿Xtra?')
def __str__(self):
return '¿Xtra2: %s' % self.xtra
class RowLevelChangePermissionModel(models.Model):
name = models.CharField(max_length=100, blank=True)
class CustomArticle(models.Model):
content = models.TextField()
date = models.DateTimeField()
class ModelWithStringPrimaryKey(models.Model):
string_pk = models.CharField(max_length=255, primary_key=True)
def __str__(self):
return self.string_pk
def get_absolute_url(self):
return '/dummy/%s/' % self.string_pk
class Color(models.Model):
value = models.CharField(max_length=10)
warm = models.BooleanField(default=False)
def __str__(self):
return self.value
# we replicate Color to register with another ModelAdmin
class Color2(Color):
class Meta:
proxy = True
class Thing(models.Model):
title = models.CharField(max_length=20)
color = models.ForeignKey(Color, models.CASCADE, limit_choices_to={'warm': True})
pub_date = models.DateField(blank=True, null=True)
def __str__(self):
return self.title
class Actor(models.Model):
name = models.CharField(max_length=50)
age = models.IntegerField()
title = models.CharField(max_length=50, null=True, blank=True)
def __str__(self):
return self.name
class Inquisition(models.Model):
expected = models.BooleanField(default=False)
leader = models.ForeignKey(Actor, models.CASCADE)
country = models.CharField(max_length=20)
def __str__(self):
return "by %s from %s" % (self.leader, self.country)
class Sketch(models.Model):
title = models.CharField(max_length=100)
inquisition = models.ForeignKey(
Inquisition,
models.CASCADE,
limit_choices_to={
'leader__name': 'Palin',
'leader__age': 27,
'expected': False,
},
)
defendant0 = models.ForeignKey(
Actor,
models.CASCADE,
limit_choices_to={'title__isnull': False},
related_name='as_defendant0',
)
defendant1 = models.ForeignKey(
Actor,
models.CASCADE,
limit_choices_to={'title__isnull': True},
related_name='as_defendant1',
)
def __str__(self):
return self.title
def today_callable_dict():
return {"last_action__gte": datetime.datetime.today()}
def today_callable_q():
return models.Q(last_action__gte=datetime.datetime.today())
class Character(models.Model):
username = models.CharField(max_length=100)
last_action = models.DateTimeField()
def __str__(self):
return self.username
class StumpJoke(models.Model):
variation = models.CharField(max_length=100)
most_recently_fooled = models.ForeignKey(
Character,
models.CASCADE,
limit_choices_to=today_callable_dict,
related_name="+",
)
has_fooled_today = models.ManyToManyField(Character, limit_choices_to=today_callable_q, related_name="+")
def __str__(self):
return self.variation
class Fabric(models.Model):
NG_CHOICES = (
('Textured', (
('x', 'Horizontal'),
('y', 'Vertical'),
)),
('plain', 'Smooth'),
)
surface = models.CharField(max_length=20, choices=NG_CHOICES)
class Person(models.Model):
GENDER_CHOICES = (
(1, "Male"),
(2, "Female"),
)
name = models.CharField(max_length=100)
gender = models.IntegerField(choices=GENDER_CHOICES)
age = models.IntegerField(default=21)
alive = models.BooleanField(default=True)
def __str__(self):
return self.name
class Persona(models.Model):
"""
A simple persona associated with accounts, to test inlining of related
accounts which inherit from a common accounts class.
"""
name = models.CharField(blank=False, max_length=80)
def __str__(self):
return self.name
class Account(models.Model):
"""
A simple, generic account encapsulating the information shared by all
types of accounts.
"""
username = models.CharField(blank=False, max_length=80)
persona = models.ForeignKey(Persona, models.CASCADE, related_name="accounts")
servicename = 'generic service'
def __str__(self):
return "%s: %s" % (self.servicename, self.username)
class FooAccount(Account):
"""A service-specific account of type Foo."""
servicename = 'foo'
class BarAccount(Account):
"""A service-specific account of type Bar."""
servicename = 'bar'
class Subscriber(models.Model):
name = models.CharField(blank=False, max_length=80)
email = models.EmailField(blank=False, max_length=175)
def __str__(self):
return "%s (%s)" % (self.name, self.email)
class ExternalSubscriber(Subscriber):
pass
class OldSubscriber(Subscriber):
pass
class Media(models.Model):
name = models.CharField(max_length=60)
class Podcast(Media):
release_date = models.DateField()
class Meta:
ordering = ('release_date',) # overridden in PodcastAdmin
class Vodcast(Media):
media = models.OneToOneField(Media, models.CASCADE, primary_key=True, parent_link=True)
released = models.BooleanField(default=False)
class Parent(models.Model):
name = models.CharField(max_length=128)
def clean(self):
if self.name == '_invalid':
raise ValidationError('invalid')
class Child(models.Model):
parent = models.ForeignKey(Parent, models.CASCADE, editable=False)
name = models.CharField(max_length=30, blank=True)
def clean(self):
if self.name == '_invalid':
raise ValidationError('invalid')
class PKChild(models.Model):
"""
Used to check autocomplete to_field resolution when ForeignKey is PK.
"""
parent = models.ForeignKey(Parent, models.CASCADE, primary_key=True)
name = models.CharField(max_length=128)
class Meta:
ordering = ['parent']
def __str__(self):
return self.name
class Toy(models.Model):
child = models.ForeignKey(PKChild, models.CASCADE)
class EmptyModel(models.Model):
def __str__(self):
return "Primary key = %s" % self.id
temp_storage = FileSystemStorage(tempfile.mkdtemp())
class Gallery(models.Model):
name = models.CharField(max_length=100)
class Picture(models.Model):
name = models.CharField(max_length=100)
image = models.FileField(storage=temp_storage, upload_to='test_upload')
gallery = models.ForeignKey(Gallery, models.CASCADE, related_name="pictures")
class Language(models.Model):
iso = models.CharField(max_length=5, primary_key=True)
name = models.CharField(max_length=50)
english_name = models.CharField(max_length=50)
shortlist = models.BooleanField(default=False)
def __str__(self):
return self.iso
class Meta:
ordering = ('iso',)
# a base class for Recommender and Recommendation
class Title(models.Model):
pass
class TitleTranslation(models.Model):
title = models.ForeignKey(Title, models.CASCADE)
text = models.CharField(max_length=100)
class Recommender(Title):
pass
class Recommendation(Title):
the_recommender = models.ForeignKey(Recommender, models.CASCADE)
class Collector(models.Model):
name = models.CharField(max_length=100)
class Widget(models.Model):
owner = models.ForeignKey(Collector, models.CASCADE)
name = models.CharField(max_length=100)
class DooHickey(models.Model):
code = models.CharField(max_length=10, primary_key=True)
owner = models.ForeignKey(Collector, models.CASCADE)
name = models.CharField(max_length=100)
class Grommet(models.Model):
code = models.AutoField(primary_key=True)
owner = models.ForeignKey(Collector, models.CASCADE)
name = models.CharField(max_length=100)
class Whatsit(models.Model):
index = models.IntegerField(primary_key=True)
owner = models.ForeignKey(Collector, models.CASCADE)
name = models.CharField(max_length=100)
class Doodad(models.Model):
name = models.CharField(max_length=100)
class FancyDoodad(Doodad):
owner = models.ForeignKey(Collector, models.CASCADE)
expensive = models.BooleanField(default=True)
class Category(models.Model):
collector = models.ForeignKey(Collector, models.CASCADE)
order = models.PositiveIntegerField()
class Meta:
ordering = ('order',)
def __str__(self):
return '%s:o%s' % (self.id, self.order)
def link_posted_default():
return datetime.date.today() - datetime.timedelta(days=7)
class Link(models.Model):
posted = models.DateField(default=link_posted_default)
url = models.URLField()
post = models.ForeignKey("Post", models.CASCADE)
readonly_link_content = models.TextField()
class PrePopulatedPost(models.Model):
title = models.CharField(max_length=100)
published = models.BooleanField(default=False)
slug = models.SlugField()
class PrePopulatedSubPost(models.Model):
post = models.ForeignKey(PrePopulatedPost, models.CASCADE)
subtitle = models.CharField(max_length=100)
subslug = models.SlugField()
class Post(models.Model):
title = models.CharField(max_length=100, help_text='Some help text for the title (with Unicode ŠĐĆŽćžšđ)')
content = models.TextField(help_text='Some help text for the content (with Unicode ŠĐĆŽćžšđ)')
readonly_content = models.TextField()
posted = models.DateField(
default=datetime.date.today,
help_text='Some help text for the date (with Unicode ŠĐĆŽćžšđ)',
)
public = models.BooleanField(null=True, blank=True)
def awesomeness_level(self):
return "Very awesome."
# Proxy model to test overridden fields attrs on Post model so as not to
# interfere with other tests.
class FieldOverridePost(Post):
class Meta:
proxy = True
class Gadget(models.Model):
name = models.CharField(max_length=100)
def __str__(self):
return self.name
class Villain(models.Model):
name = models.CharField(max_length=100)
def __str__(self):
return self.name
class SuperVillain(Villain):
pass
class FunkyTag(models.Model):
"Because we all know there's only one real use case for GFKs."
name = models.CharField(max_length=25)
content_type = models.ForeignKey(ContentType, models.CASCADE)
object_id = models.PositiveIntegerField()
content_object = GenericForeignKey('content_type', 'object_id')
def __str__(self):
return self.name
class Plot(models.Model):
name = models.CharField(max_length=100)
team_leader = models.ForeignKey(Villain, models.CASCADE, related_name='lead_plots')
contact = models.ForeignKey(Villain, models.CASCADE, related_name='contact_plots')
tags = GenericRelation(FunkyTag)
def __str__(self):
return self.name
class PlotDetails(models.Model):
details = models.CharField(max_length=100)
plot = models.OneToOneField(Plot, models.CASCADE, null=True, blank=True)
def __str__(self):
return self.details
class PlotProxy(Plot):
class Meta:
proxy = True
class SecretHideout(models.Model):
""" Secret! Not registered with the admin! """
location = models.CharField(max_length=100)
villain = models.ForeignKey(Villain, models.CASCADE)
def __str__(self):
return self.location
class SuperSecretHideout(models.Model):
""" Secret! Not registered with the admin! """
location = models.CharField(max_length=100)
supervillain = models.ForeignKey(SuperVillain, models.CASCADE)
def __str__(self):
return self.location
class Bookmark(models.Model):
name = models.CharField(max_length=60)
tag = GenericRelation(FunkyTag, related_query_name='bookmark')
def __str__(self):
return self.name
class CyclicOne(models.Model):
name = models.CharField(max_length=25)
two = models.ForeignKey('CyclicTwo', models.CASCADE)
def __str__(self):
return self.name
class CyclicTwo(models.Model):
name = models.CharField(max_length=25)
one = models.ForeignKey(CyclicOne, models.CASCADE)
def __str__(self):
return self.name
class Topping(models.Model):
name = models.CharField(max_length=20)
def __str__(self):
return self.name
class Pizza(models.Model):
name = models.CharField(max_length=20)
toppings = models.ManyToManyField('Topping', related_name='pizzas')
# Pizza's ModelAdmin has readonly_fields = ['toppings'].
# toppings is editable for this model's admin.
class ReadablePizza(Pizza):
class Meta:
proxy = True
# No default permissions are created for this model and both name and toppings
# are readonly for this model's admin.
class ReadOnlyPizza(Pizza):
class Meta:
proxy = True
default_permissions = ()
class Album(models.Model):
owner = models.ForeignKey(User, models.SET_NULL, null=True, blank=True)
title = models.CharField(max_length=30)
class Song(models.Model):
name = models.CharField(max_length=20)
album = models.ForeignKey(Album, on_delete=models.RESTRICT)
def __str__(self):
return self.name
class Employee(Person):
code = models.CharField(max_length=20)
class Meta:
ordering = ['name']
class WorkHour(models.Model):
datum = models.DateField()
employee = models.ForeignKey(Employee, models.CASCADE)
class Manager(Employee):
"""
A multi-layer MTI child.
"""
pass
class Bonus(models.Model):
recipient = models.ForeignKey(Manager, on_delete=models.CASCADE)
class Question(models.Model):
big_id = models.BigAutoField(primary_key=True)
question = models.CharField(max_length=20)
posted = models.DateField(default=datetime.date.today)
expires = models.DateTimeField(null=True, blank=True)
related_questions = models.ManyToManyField('self')
uuid = models.UUIDField(default=uuid.uuid4, unique=True)
def __str__(self):
return self.question
class Answer(models.Model):
question = models.ForeignKey(Question, models.PROTECT)
question_with_to_field = models.ForeignKey(
Question, models.SET_NULL,
blank=True, null=True, to_field='uuid',
related_name='uuid_answers',
limit_choices_to=~models.Q(question__istartswith='not'),
)
related_answers = models.ManyToManyField('self')
answer = models.CharField(max_length=20)
def __str__(self):
return self.answer
class Answer2(Answer):
class Meta:
proxy = True
class Reservation(models.Model):
start_date = models.DateTimeField()
price = models.IntegerField()
class FoodDelivery(models.Model):
DRIVER_CHOICES = (
('bill', 'Bill G'),
('steve', 'Steve J'),
)
RESTAURANT_CHOICES = (
('indian', 'A Taste of India'),
('thai', 'Thai Pography'),
('pizza', 'Pizza Mama'),
)
reference = models.CharField(max_length=100)
driver = models.CharField(max_length=100, choices=DRIVER_CHOICES, blank=True)
restaurant = models.CharField(max_length=100, choices=RESTAURANT_CHOICES, blank=True)
class Meta:
unique_together = (("driver", "restaurant"),)
class CoverLetter(models.Model):
author = models.CharField(max_length=30)
date_written = models.DateField(null=True, blank=True)
def __str__(self):
return self.author
class Paper(models.Model):
title = models.CharField(max_length=30)
author = models.CharField(max_length=30, blank=True, null=True)
class ShortMessage(models.Model):
content = models.CharField(max_length=140)
timestamp = models.DateTimeField(null=True, blank=True)
class Telegram(models.Model):
title = models.CharField(max_length=30)
date_sent = models.DateField(null=True, blank=True)
def __str__(self):
return self.title
class Story(models.Model):
title = models.CharField(max_length=100)
content = models.TextField()
class OtherStory(models.Model):
title = models.CharField(max_length=100)
content = models.TextField()
class ComplexSortedPerson(models.Model):
name = models.CharField(max_length=100)
age = models.PositiveIntegerField()
is_employee = models.BooleanField(null=True)
class PluggableSearchPerson(models.Model):
name = models.CharField(max_length=100)
age = models.PositiveIntegerField()
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(default=False)
# `db_index=False` because MySQL cannot index large CharField (#21196).
slug = models.SlugField(max_length=1000, db_index=False)
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)
@admin.display(ordering='order')
def some_order(self):
return self.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)
class Report(models.Model):
title = models.CharField(max_length=100)
def __str__(self):
return self.title
class MainPrepopulated(models.Model):
name = models.CharField(max_length=100)
pubdate = models.DateField()
status = models.CharField(
max_length=20,
choices=(('option one', 'Option One'),
('option two', 'Option Two')))
slug1 = models.SlugField(blank=True)
slug2 = models.SlugField(blank=True)
slug3 = models.SlugField(blank=True, allow_unicode=True)
class RelatedPrepopulated(models.Model):
parent = models.ForeignKey(MainPrepopulated, models.CASCADE)
name = models.CharField(max_length=75)
fk = models.ForeignKey('self', models.CASCADE, blank=True, null=True)
m2m = models.ManyToManyField('self', blank=True)
pubdate = models.DateField()
status = models.CharField(
max_length=20,
choices=(('option one', 'Option One'),
('option two', 'Option Two')))
slug1 = models.SlugField(max_length=50)
slug2 = models.SlugField(max_length=60)
class UnorderedObject(models.Model):
"""
Model without any defined `Meta.ordering`.
Refs #16819.
"""
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)
class UnchangeableObject(models.Model):
"""
Model whose change_view is disabled in admin
Refs #20640.
"""
class UserMessenger(models.Model):
"""
Dummy class for testing message_user functions on ModelAdmin
"""
class Simple(models.Model):
"""
Simple model with nothing on it for use in testing
"""
class Choice(models.Model):
choice = models.IntegerField(
blank=True, null=True,
choices=((1, 'Yes'), (0, 'No'), (None, 'No opinion')),
)
class ParentWithDependentChildren(models.Model):
"""
Issue #20522
Model where the validation of child foreign-key relationships depends
on validation of the parent
"""
some_required_info = models.PositiveIntegerField()
family_name = models.CharField(max_length=255, blank=False)
class DependentChild(models.Model):
"""
Issue #20522
Model that depends on validation of the parent class for one of its
fields to validate during clean
"""
parent = models.ForeignKey(ParentWithDependentChildren, models.CASCADE)
family_name = models.CharField(max_length=255)
class _Manager(models.Manager):
def get_queryset(self):
return super().get_queryset().filter(pk__gt=1)
class FilteredManager(models.Model):
def __str__(self):
return "PK=%d" % self.pk
pk_gt_1 = _Manager()
objects = models.Manager()
class EmptyModelVisible(models.Model):
""" See ticket #11277. """
class EmptyModelHidden(models.Model):
""" See ticket #11277. """
class EmptyModelMixin(models.Model):
""" See ticket #11277. """
class State(models.Model):
name = models.CharField(max_length=100, verbose_name='State verbose_name')
class City(models.Model):
state = models.ForeignKey(State, models.CASCADE)
name = models.CharField(max_length=100, verbose_name='City verbose_name')
def get_absolute_url(self):
return '/dummy/%s/' % self.pk
class Restaurant(models.Model):
city = models.ForeignKey(City, models.CASCADE)
name = models.CharField(max_length=100)
def get_absolute_url(self):
return '/dummy/%s/' % self.pk
class Worker(models.Model):
work_at = models.ForeignKey(Restaurant, models.CASCADE)
name = models.CharField(max_length=50)
surname = models.CharField(max_length=50)
# Models for #23329
class ReferencedByParent(models.Model):
name = models.CharField(max_length=20, unique=True)
class ParentWithFK(models.Model):
fk = models.ForeignKey(
ReferencedByParent,
models.CASCADE,
to_field='name',
related_name='hidden+',
)
class ChildOfReferer(ParentWithFK):
pass
# Models for #23431
class InlineReferer(models.Model):
pass
class ReferencedByInline(models.Model):
name = models.CharField(max_length=20, unique=True)
class InlineReference(models.Model):
referer = models.ForeignKey(InlineReferer, models.CASCADE)
fk = models.ForeignKey(
ReferencedByInline,
models.CASCADE,
to_field='name',
related_name='hidden+',
)
class Recipe(models.Model):
rname = models.CharField(max_length=20, unique=True)
class Ingredient(models.Model):
iname = models.CharField(max_length=20, unique=True)
recipes = models.ManyToManyField(Recipe, through='RecipeIngredient')
class RecipeIngredient(models.Model):
ingredient = models.ForeignKey(Ingredient, models.CASCADE, to_field='iname')
recipe = models.ForeignKey(Recipe, models.CASCADE, to_field='rname')
# Model for #23839
class NotReferenced(models.Model):
# Don't point any FK at this model.
pass
# Models for #23934
class ExplicitlyProvidedPK(models.Model):
name = models.IntegerField(primary_key=True)
class ImplicitlyGeneratedPK(models.Model):
name = models.IntegerField(unique=True)
# Models for #25622
class ReferencedByGenRel(models.Model):
content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
object_id = models.PositiveIntegerField()
content_object = GenericForeignKey('content_type', 'object_id')
class GenRelReference(models.Model):
references = GenericRelation(ReferencedByGenRel)
class ParentWithUUIDPK(models.Model):
id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
title = models.CharField(max_length=100)
def __str__(self):
return str(self.id)
class RelatedWithUUIDPKModel(models.Model):
parent = models.ForeignKey(ParentWithUUIDPK, on_delete=models.SET_NULL, null=True, blank=True)
class Author(models.Model):
pass
class Authorship(models.Model):
book = models.ForeignKey(Book, models.CASCADE)
author = models.ForeignKey(Author, models.CASCADE)
class UserProxy(User):
"""Proxy a model with a different app_label."""
class Meta:
proxy = True
class ReadOnlyRelatedField(models.Model):
chapter = models.ForeignKey(Chapter, models.CASCADE)
language = models.ForeignKey(Language, models.CASCADE)
user = models.ForeignKey(User, models.CASCADE)
class Héllo(models.Model):
pass
class Box(models.Model):
title = models.CharField(max_length=100)
next_box = models.ForeignKey("self", null=True, on_delete=models.SET_NULL, blank=True)
next_box = models.ForeignKey("self", null=True, on_delete=models.SET_NULL, blank=True)