| from django.contrib import admin |
| from django.db import models |
| from django.utils.translation import gettext_lazy as _ |
|
|
|
|
| class Site(models.Model): |
| domain = models.CharField(max_length=100) |
|
|
| def __str__(self): |
| return self.domain |
|
|
|
|
| class Article(models.Model): |
| """ |
| A simple Article model for testing |
| """ |
|
|
| site = models.ForeignKey(Site, models.CASCADE, related_name="admin_articles") |
| title = models.CharField(max_length=100) |
| hist = models.CharField( |
| max_length=100, |
| verbose_name=_("History"), |
| help_text=_("History help text"), |
| ) |
| created = models.DateTimeField(null=True) |
|
|
| def __str__(self): |
| return self.title |
|
|
| def test_from_model(self): |
| return "nothing" |
|
|
| @admin.display(description="not What you Expect") |
| def test_from_model_with_override(self): |
| return "nothing" |
|
|
|
|
| class ArticleProxy(Article): |
| class Meta: |
| proxy = True |
|
|
|
|
| class Count(models.Model): |
| num = models.PositiveSmallIntegerField() |
| parent = models.ForeignKey("self", models.CASCADE, null=True) |
|
|
| def __str__(self): |
| return str(self.num) |
|
|
|
|
| class Event(models.Model): |
| date = models.DateTimeField(auto_now_add=True) |
|
|
|
|
| class Location(models.Model): |
| event = models.OneToOneField(Event, models.CASCADE, verbose_name="awesome event") |
|
|
|
|
| class Guest(models.Model): |
| event = models.OneToOneField(Event, models.CASCADE) |
| name = models.CharField(max_length=255) |
|
|
| class Meta: |
| verbose_name = "awesome guest" |
|
|
|
|
| class EventGuide(models.Model): |
| event = models.ForeignKey(Event, models.DO_NOTHING) |
|
|
|
|
| class Vehicle(models.Model): |
| pass |
|
|
|
|
| class VehicleMixin(Vehicle): |
| vehicle = models.OneToOneField( |
| Vehicle, |
| models.CASCADE, |
| parent_link=True, |
| related_name="vehicle_%(app_label)s_%(class)s", |
| ) |
|
|
| class Meta: |
| abstract = True |
|
|
|
|
| class Car(VehicleMixin): |
| pass |
|
|
