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class AbstractBaseUser(models.Model): password = models.CharField(_('password'), max_length=128) last_login = models.DateTimeField(_('last login'), blank=True, null=True) is_active = True REQUIRED_FIELDS = [] # Stores the raw password if set_password() is called so that it can # be passed to password_changed() after the model is saved. _password = None class Meta: abstract = True def __str__(self): return self.get_username() def save(self, *args, **kwargs): super().save(*args, **kwargs) if self._password is not None: password_validation.password_changed(self._password, self) self._password = None def get_username(self): """Return the username for this User.""" return getattr(self, self.USERNAME_FIELD) def clean(self): setattr(self, self.USERNAME_FIELD, self.normalize_username(self.get_username())) def natural_key(self): return (self.get_username(),) @property def is_anonymous(self): """ Always return False. This is a way of comparing User objects to anonymous users. """ return False @property def is_authenticated(self): """ Always return True. This is a way to tell if the user has been authenticated in templates. """ return True def set_password(self, raw_password): self.password = make_password(raw_password) self._password = raw_password def check_password(self, raw_password): """ Return a boolean of whether the raw_password was correct. Handles hashing formats behind the scenes. """ def setter(raw_password): self.set_password(raw_password) # Password hash upgrades shouldn't be considered password changes. self._password = None self.save(update_fields=["password"]) return check_password(raw_password, self.password, setter) def set_unusable_password(self): # Set a value that will never be a valid hash self.password = make_password(None) def has_usable_password(self): """ Return False if set_unusable_password() has been called for this user. """ return is_password_usable(self.password) def get_session_auth_hash(self): """ Return an HMAC of the password field. """ key_salt = "django.contrib.auth.models.AbstractBaseUser.get_session_auth_hash" return salted_hmac(key_salt, self.password).hexdigest() @classmethod def get_email_field_name(cls): try: return cls.EMAIL_FIELD except AttributeError: return 'email' @classmethod def normalize_username(cls, username): return unicodedata.normalize('NFKC', username) if isinstance(username, str) else username
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