mirror of https://github.com/django/django.git
56 lines
1.7 KiB
Python
56 lines
1.7 KiB
Python
from datetime import datetime
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from django.contrib.auth.models import User
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from django.core import management
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from django.db import models
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# Forward declared intermediate model
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class Membership(models.Model):
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person = models.ForeignKey('Person')
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group = models.ForeignKey('Group')
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price = models.IntegerField(default=100)
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def __unicode__(self):
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return "%s is a member of %s" % (self.person.name, self.group.name)
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# using custom id column to test ticket #11107
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class UserMembership(models.Model):
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id = models.AutoField(db_column='usermembership_id', primary_key=True)
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user = models.ForeignKey(User)
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group = models.ForeignKey('Group')
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price = models.IntegerField(default=100)
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def __unicode__(self):
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return "%s is a user and member of %s" % (self.user.username, self.group.name)
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class Person(models.Model):
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name = models.CharField(max_length=128)
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def __unicode__(self):
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return self.name
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class Group(models.Model):
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name = models.CharField(max_length=128)
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# Membership object defined as a class
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members = models.ManyToManyField(Person, through=Membership)
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user_members = models.ManyToManyField(User, through='UserMembership')
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def __unicode__(self):
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return self.name
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# A set of models that use an non-abstract inherited model as the 'through' model.
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class A(models.Model):
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a_text = models.CharField(max_length=20)
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class ThroughBase(models.Model):
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a = models.ForeignKey(A)
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b = models.ForeignKey('B')
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class Through(ThroughBase):
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extra = models.CharField(max_length=20)
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class B(models.Model):
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b_text = models.CharField(max_length=20)
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a_list = models.ManyToManyField(A, through=Through)
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