| 1 | from django.db import models
|
|---|
| 2 |
|
|---|
| 3 | # Create your models here.
|
|---|
| 4 | class Foo(models.Model):
|
|---|
| 5 | bars = models.ManyToManyField('Bar', through='FooBar')
|
|---|
| 6 |
|
|---|
| 7 | def __unicode__(self, ):
|
|---|
| 8 | return str(self.pk, )
|
|---|
| 9 |
|
|---|
| 10 |
|
|---|
| 11 | class Bar(models.Model):
|
|---|
| 12 | slug = models.SlugField(unique=True)
|
|---|
| 13 |
|
|---|
| 14 | def __unicode__(self, ):
|
|---|
| 15 | return str(self.pk, ) + ": " + self.slug
|
|---|
| 16 |
|
|---|
| 17 |
|
|---|
| 18 | class FooBar(models.Model):
|
|---|
| 19 | foo = models.ForeignKey('Foo')
|
|---|
| 20 | bar = models.ForeignKey('Bar', to_field='slug', )
|
|---|
| 21 | def __unicode__(self, ):
|
|---|
| 22 | return "pk=%s foo=%s bar=%s" % (str(self.pk), self.foo, self.bar, )
|
|---|
| 23 |
|
|---|
| 24 |
|
|---|
| 25 |
|
|---|
| 26 | class Foo2(models.Model):
|
|---|
| 27 | bars = models.ManyToManyField('Bar2', through='FooBar2')
|
|---|
| 28 |
|
|---|
| 29 | def __unicode__(self, ):
|
|---|
| 30 | return str(self.pk, )
|
|---|
| 31 |
|
|---|
| 32 |
|
|---|
| 33 | class Bar2(models.Model):
|
|---|
| 34 | slug = models.SlugField(unique=True)
|
|---|
| 35 |
|
|---|
| 36 | def __unicode__(self, ):
|
|---|
| 37 | return str(self.pk, ) + ": " + self.slug
|
|---|
| 38 |
|
|---|
| 39 |
|
|---|
| 40 | class FooBar2(models.Model):
|
|---|
| 41 | foo = models.ForeignKey('Foo2')
|
|---|
| 42 | bar = models.ForeignKey('Bar2')
|
|---|
| 43 | def __unicode__(self, ):
|
|---|
| 44 | return "pk=%s foo=%s bar=%s" % (str(self.pk), self.foo, self.bar, )
|
|---|
| 45 |
|
|---|
| 46 |
|
|---|
| 47 |
|
|---|