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from django.contrib.auth.models import (
AbstractBaseUser,
AbstractUser,
BaseUserManager,
Group,
Permission,
PermissionsMixin,
UserManager,
)
from django.db import models
# The custom user uses email as the unique identifier, and requires
# that every user provide a date of birth. This lets us test
# changes in username datatype, and non-text required fields.
class CustomUserManager(BaseUserManager):
def create_user(self, email, date_of_birth, password=None, **fields):
"""
Creates and saves a User with the given email and password.
"""
if not email:
raise ValueError("Users must have an email address")
user = self.model(
email=self.normalize_email(email), date_of_birth=date_of_birth, **fields
)
user.set_password(password)
user.save(using=self._db)
return user
async def acreate_user(self, email, date_of_birth, password=None, **fields):
"""See create_user()"""
if not email:
raise ValueError("Users must have an email address")
user = self.model(
email=self.normalize_email(email), date_of_birth=date_of_birth, **fields
)
user.set_password(password)
await user.asave(using=self._db)
return user
def create_superuser(self, email, password, date_of_birth, **fields):
u = self.create_user(
email, password=password, date_of_birth=date_of_birth, **fields
)
u.is_admin = True
u.save(using=self._db)
return u
class CustomUser(AbstractBaseUser):
email = models.EmailField(verbose_name="email address", max_length=255, unique=True)
is_active = models.BooleanField(default=True)
is_admin = models.BooleanField(default=False)
date_of_birth = models.DateField()
first_name = models.CharField(max_length=50)
custom_objects = CustomUserManager()
USERNAME_FIELD = "email"
REQUIRED_FIELDS = ["date_of_birth", "first_name"]
def __str__(self):
return self.email
# Maybe required?
def get_group_permissions(self, obj=None):
return set()
def get_all_permissions(self, obj=None):
return set()
def has_perm(self, perm, obj=None):
return True
def has_perms(self, perm_list, obj=None):
return True
def has_module_perms(self, app_label):
return True
# Admin required fields
@property
def is_staff(self):
return self.is_admin
class RemoveGroupsAndPermissions:
"""
A context manager to temporarily remove the groups and user_permissions M2M
fields from the AbstractUser class, so they don't clash with the
related_name sets.
"""
def __enter__(self):
self._old_au_local_m2m = AbstractUser._meta.local_many_to_many
self._old_pm_local_m2m = PermissionsMixin._meta.local_many_to_many
groups = models.ManyToManyField(Group, blank=True)
groups.contribute_to_class(PermissionsMixin, "groups")
user_permissions = models.ManyToManyField(Permission, blank=True)
user_permissions.contribute_to_class(PermissionsMixin, "user_permissions")
PermissionsMixin._meta.local_many_to_many = [groups, user_permissions]
AbstractUser._meta.local_many_to_many = [groups, user_permissions]
def __exit__(self, exc_type, exc_value, traceback):
AbstractUser._meta.local_many_to_many = self._old_au_local_m2m
PermissionsMixin._meta.local_many_to_many = self._old_pm_local_m2m
class CustomUserWithoutIsActiveField(AbstractBaseUser):
username = models.CharField(max_length=150, unique=True)
email = models.EmailField(unique=True)
objects = UserManager()
USERNAME_FIELD = "username"
class CustomUserCompositePrimaryKey(AbstractBaseUser):
pk = models.CompositePrimaryKey("email", "date_of_birth")
email = models.EmailField(verbose_name="email address", max_length=255, unique=True)
is_active = models.BooleanField(default=True)
is_admin = models.BooleanField(default=False)
date_of_birth = models.DateField()
custom_objects = CustomUserManager()
USERNAME_FIELD = "email"
REQUIRED_FIELDS = ["date_of_birth"]
# The extension user is a simple extension of the built-in user class,
# adding a required date_of_birth field. This allows us to check for
# any hard references to the name "User" in forms/handlers etc.
with RemoveGroupsAndPermissions():
class ExtensionUser(AbstractUser):
date_of_birth = models.DateField()
custom_objects = UserManager()
REQUIRED_FIELDS = AbstractUser.REQUIRED_FIELDS + ["date_of_birth"]
|
