base setup

at_django_boilerplate/accounts/auth_backends.py

@@ -0,0 +1,51 @@
+from django.contrib.auth.backends import ModelBackend
+from django.contrib.auth import get_user_model
+from at_django_boilerplate.utils.hash_utils import hexdigest
+import logging
+
+logger = logging.getLogger(__name__)
+
+class CustomAuthBackend(ModelBackend):
+    def authenticate(self, request, username=None, password=None, **kwargs):
+        print('Username:',username)
+        if username is None:
+            username = kwargs.get('email')  # fallback if email is passed explicitly
+        print('Username:',username)
+
+        if not username or not password:
+            return None
+
+        username = username.lower()
+        email_hash = hexdigest(username)
+        user_found=False
+
+        UserModel = get_user_model()
+
+
+        try:
+            user = UserModel.objects.get_by_email(email=username)
+            if user:
+                user_found=True
+            
+        except UserModel.DoesNotExist:
+            logger.info(f'User with email {username} not found.')
+
+
+        try:
+            if not user_found:
+                user = UserModel.objects.get_by_contact_number(contact_number=username)
+                if user:
+                    user_found=True
+        except UserModel.DoesNotExist:
+            logger.info(f'User with contact_number {username} not found.')
+            return None
+            
+        if user_found:
+            if user.check_password(password) and self.user_can_authenticate(user):
+                return user
+
+        logger.info(f'Authentication failed for user with email hash {email_hash}.')
+        return None
+
+    def user_can_authenticate(self, user):
+        return user.is_active