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d084176cc1
This was fixed earlier but only when the M2M relation was at the first level on the object. This commit fixes the issue even when the M2M is at deeper levels, such as behind a foreign key.
113 lines
2.6 KiB
Python
113 lines
2.6 KiB
Python
from django.db import models
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from django.utils.encoding import python_2_unicode_compatible
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class Event(models.Model):
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# Oracle can have problems with a column named "date"
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date = models.DateField(db_column="event_date")
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class Parent(models.Model):
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name = models.CharField(max_length=128)
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class Child(models.Model):
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parent = models.ForeignKey(Parent, editable=False, null=True)
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name = models.CharField(max_length=30, blank=True)
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age = models.IntegerField(null=True, blank=True)
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class Genre(models.Model):
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name = models.CharField(max_length=20)
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class Band(models.Model):
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name = models.CharField(max_length=20)
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nr_of_members = models.PositiveIntegerField()
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genres = models.ManyToManyField(Genre)
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@python_2_unicode_compatible
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class Musician(models.Model):
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name = models.CharField(max_length=30)
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def __str__(self):
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return self.name
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@python_2_unicode_compatible
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class Group(models.Model):
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name = models.CharField(max_length=30)
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members = models.ManyToManyField(Musician, through='Membership')
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def __str__(self):
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return self.name
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class Concert(models.Model):
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name = models.CharField(max_length=30)
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group = models.ForeignKey(Group)
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class Membership(models.Model):
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music = models.ForeignKey(Musician)
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group = models.ForeignKey(Group)
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role = models.CharField(max_length=15)
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class Quartet(Group):
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pass
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class ChordsMusician(Musician):
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pass
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class ChordsBand(models.Model):
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name = models.CharField(max_length=30)
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members = models.ManyToManyField(ChordsMusician, through='Invitation')
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class Invitation(models.Model):
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player = models.ForeignKey(ChordsMusician)
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band = models.ForeignKey(ChordsBand)
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instrument = models.CharField(max_length=15)
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class Swallow(models.Model):
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origin = models.CharField(max_length=255)
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load = models.FloatField()
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speed = models.FloatField()
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class Meta:
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ordering = ('speed', 'load')
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class UnorderedObject(models.Model):
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"""
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Model without any defined `Meta.ordering`.
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Refs #17198.
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"""
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bool = models.BooleanField(default=True)
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class OrderedObjectManager(models.Manager):
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def get_queryset(self):
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return super(OrderedObjectManager, self).get_queryset().order_by('number')
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class OrderedObject(models.Model):
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"""
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Model with Manager that defines a default order.
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Refs #17198.
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"""
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name = models.CharField(max_length=255)
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bool = models.BooleanField(default=True)
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number = models.IntegerField(default=0, db_column='number_val')
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objects = OrderedObjectManager()
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class CustomIdUser(models.Model):
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uuid = models.AutoField(primary_key=True)
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