Sorry, nevermind. I finally figured this out right after I posted
this.
On Aug 19, 12:48 pm, Jay <krustymon...@gmail.com> wrote:
> First off, I'm using Django 1.1.
>
> I've been having problems getting my custom authentication backend to
> work, specifically in the "admin" site.
>
> I've been using this page as guide to put together an auth backend
> that uses my subclass of the User model to authenticate.
>
> http://scottbarnham.com/blog/2008/08/21/extending-the-django-user-mod...
>
> I will post all code below, but for the moment here is the problem.
> I'm trying to log into the django admin site and I'm getting an
> exception on "check_password()" that shows me that the admin login
> system is using the User.check_password() rather than my subclass'
> check_password(). I'm working with an existing database here and I
> don't want to change my password hashing scheme if I don't have to.
> The thing that's driving me crazy is that the admin site doesn't seem
> to be using my User subclass.
>
> Is there something I'm forgetting/missing here?
>
> Thanks for any help anyone has to offer.
>
> Here is all relevant code (if there is something I'm forgetting, do
> let me know):
>
> settings.py
> ------------------------------
>
> ...
> ...
> AUTHENTICATION_BACKENDS = (
> 'mf_pyweb.auth_backends.EmUserModelBackend' ,
> )
> CUSTOM_USER_MODEL = 'mfmain.EmUser'
>
> INSTALLED_APPS = (
> 'django.contrib.auth',
> 'django.contrib.contenttypes',
> 'django.contrib.sessions',
> 'django.contrib.sites',
> 'django.contrib.admin',
> 'mf_pyweb.mfmain',
> 'mf_pyweb.mfadmin',
> )
>
> ------------------------------
>
> auth_backends.py
> ------------------------------
>
> from django.conf import settings
> from django.contrib.auth.backends import ModelBackend
> from django.core.exceptions import ImproperlyConfigured
> from django.db.models import get_model
>
> class EmUserModelBackend(ModelBackend):
> def authenticate(self , username=None , password=None ,
> email=None):
> try:
> user = None
> if email or '@' in username:
> user = self.user_class.objects.get(email=email)
> elif username:
> user = self.user_class.objects.get(username=username)
> else:
> return None
> if user.check_password(password):
> return user
> except:
> return None
>
> def get_user(self , user_id):
> try:
> return self.user_class.objects.get(pk=user_id)
> except:
> return None
>
> def get_user(self , user_id):
> try:
> return self.user_class.objects.get(pk=user_id)
> except:
> return None
>
> @property
> def user_class(self):
> if not hasattr(self , '_user_class'):
> self._user_class = get_model(
> *settings.CUSTOM_USER_MODEL.split('.' , 2))
> if not self._user_class:
> raise ImproperlyConfigured('Could not get custom user
> model')
> return self._user_class
>
> ------------------------------
>
> mfmain/models.py:
> ------------------------------
>
> ...
> ...
> class EmUser(User):
> domain = models.ForeignKey(Domain , db_index=True ,
> db_column='dom_id')
> report_freq = models.PositiveIntegerField()
> report_time = models.DateTimeField()
> userdir = models.CharField(max_length=1024)
>
> objects = UserManager()
>
> def set_password(self , raw_pass):
> self.password = getPHash(raw_pass)
>
> def check_password(self , raw_pass):
> salt , hash = self.password.split('$')
> return (getPHash(raw_pass , salt , False) == hash)
>
> def __str__(self):
> return self.email
>
> class Meta:
> db_table = 'users'
> ordering = ['email' , 'username' , 'date_joined']
> verbose_name_plural = 'users'
> ...
> ...
> ------------------------------
>
> --
> Jay Deiman
>
> \033:wq!
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