155 lines
4.4 KiB
Python
155 lines
4.4 KiB
Python
from django.contrib.auth.models import User
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from django.db import models
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class MyFileField(models.FileField):
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pass
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class Member(models.Model):
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name = models.CharField(max_length=100)
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birthdate = models.DateTimeField(blank=True, null=True)
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gender = models.CharField(max_length=1, blank=True, choices=[('M', 'Male'), ('F', 'Female')])
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email = models.EmailField(blank=True)
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def __str__(self):
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return self.name
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class Band(models.Model):
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name = models.CharField(max_length=100)
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style = models.CharField(max_length=20)
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members = models.ManyToManyField(Member)
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def __str__(self):
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return self.name
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class Album(models.Model):
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band = models.ForeignKey(Band, models.CASCADE)
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name = models.CharField(max_length=100)
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cover_art = models.FileField(upload_to='albums')
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backside_art = MyFileField(upload_to='albums_back', null=True)
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def __str__(self):
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return self.name
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class HiddenInventoryManager(models.Manager):
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def get_queryset(self):
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return super().get_queryset().filter(hidden=False)
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class Inventory(models.Model):
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barcode = models.PositiveIntegerField(unique=True)
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parent = models.ForeignKey('self', models.SET_NULL, to_field='barcode', blank=True, null=True)
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name = models.CharField(blank=False, max_length=20)
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hidden = models.BooleanField(default=False)
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# see #9258
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default_manager = models.Manager()
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objects = HiddenInventoryManager()
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def __str__(self):
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return self.name
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class Event(models.Model):
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main_band = models.ForeignKey(
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Band,
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models.CASCADE,
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limit_choices_to=models.Q(pk__gt=0),
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related_name='events_main_band_at',
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)
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supporting_bands = models.ManyToManyField(
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Band,
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blank=True,
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related_name='events_supporting_band_at',
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help_text='Supporting Bands.',
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)
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start_date = models.DateField(blank=True, null=True)
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start_time = models.TimeField(blank=True, null=True)
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description = models.TextField(blank=True)
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link = models.URLField(blank=True)
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min_age = models.IntegerField(blank=True, null=True)
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class Car(models.Model):
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owner = models.ForeignKey(User, models.CASCADE)
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make = models.CharField(max_length=30)
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model = models.CharField(max_length=30)
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def __str__(self):
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return "%s %s" % (self.make, self.model)
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class CarTire(models.Model):
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"""
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A single car tire. This to test that a user can only select their own cars.
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"""
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car = models.ForeignKey(Car, models.CASCADE)
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class Honeycomb(models.Model):
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location = models.CharField(max_length=20)
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class Bee(models.Model):
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"""
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A model with a FK to a model that won't be registered with the admin
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(Honeycomb) so the corresponding raw ID widget won't have a magnifying
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glass link to select related honeycomb instances.
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"""
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honeycomb = models.ForeignKey(Honeycomb, models.CASCADE)
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class Individual(models.Model):
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"""
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A model with a FK to itself. It won't be registered with the admin, so the
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corresponding raw ID widget won't have a magnifying glass link to select
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related instances (rendering will be called programmatically in this case).
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"""
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name = models.CharField(max_length=20)
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parent = models.ForeignKey('self', models.SET_NULL, null=True)
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soulmate = models.ForeignKey('self', models.CASCADE, null=True, related_name='soulmates')
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class Company(models.Model):
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name = models.CharField(max_length=20)
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class Advisor(models.Model):
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"""
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A model with a m2m to a model that won't be registered with the admin
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(Company) so the corresponding raw ID widget won't have a magnifying
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glass link to select related company instances.
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"""
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name = models.CharField(max_length=20)
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companies = models.ManyToManyField(Company)
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class Student(models.Model):
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name = models.CharField(max_length=255)
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def __str__(self):
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return self.name
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class Meta:
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ordering = ('name',)
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class School(models.Model):
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name = models.CharField(max_length=255)
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students = models.ManyToManyField(Student, related_name='current_schools')
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alumni = models.ManyToManyField(Student, related_name='previous_schools')
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def __str__(self):
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return self.name
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class Profile(models.Model):
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user = models.ForeignKey('auth.User', models.CASCADE, to_field='username')
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def __str__(self):
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return self.user.username
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