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import binascii
import os
from django.conf import settings
from django.db import models
from django.utils.translation import gettext_lazy as _
class Token(models.Model):
"""
The default authorization token model.
"""
key = models.CharField(_("Key"), max_length=40, primary_key=True)
user = models.OneToOneField(
settings.AUTH_USER_MODEL, related_name='auth_token',
on_delete=models.CASCADE, verbose_name=_("User")
)
created = models.DateTimeField(_("Created"), auto_now_add=True)
class Meta:
# Work around for a bug in Django:
# https://code.djangoproject.com/ticket/19422
#
# Also see corresponding ticket:
# https://github.com/encode/django-rest-framework/issues/705
abstract = 'rest_framework.authtoken' not in settings.INSTALLED_APPS
verbose_name = _("Token")
verbose_name_plural = _("Tokens")
def save(self, *args, **kwargs):
if not self.key:
self.key = self.generate_key()
return super().save(*args, **kwargs)
@classmethod
def generate_key(cls):
return binascii.hexlify(os.urandom(20)).decode()
def __str__(self):
return self.key
class TokenProxy(Token):
"""
Proxy mapping pk to user pk for use in admin.
"""
@property
def pk(self):
return self.user_id
class Meta:
proxy = 'rest_framework.authtoken' in settings.INSTALLED_APPS
abstract = 'rest_framework.authtoken' not in settings.INSTALLED_APPS
verbose_name = _("Token")
verbose_name_plural = _("Tokens")
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