OpenConceptLab/ocl_issues#1338 | oidc overriden backend | to create a…

…nd find user

core/common/backends.py

@@ -0,0 +1,38 @@
+from mozilla_django_oidc.auth import OIDCAuthenticationBackend
+
+
+class OCLOIDCAuthenticationBackend(OIDCAuthenticationBackend):
+    def create_user(self, claims):
+        """Return object for a newly created user account."""
+        # {
+        #     'sub': '<str:uuid>',
+        #     'email_verified': <boolean>,
+        #     'realm_access': {
+        #         'roles': ['offline_access', 'default-roles-ocl', 'uma_authorization']
+        #     },
+        #     'name': 'Inactive User',
+        #     'preferred_username': 'inactive',
+        #     'given_name': 'Inactive',
+        #     'family_name': 'User',
+        #     'email': 'inactive@user.com'
+        # }
+        from core.users.models import UserProfile
+        return UserProfile.objects.create_user(
+            claims.get('preferred_username'),
+            email=claims.get('email'),
+            **dict(
+                first_name=claims.get('given_name'),
+                last_name=claims.get('family_name'),
+                verified=claims.get('email_verified')
+            )
+        )
+
+    def filter_users_by_claims(self, claims):
+        from core.users.models import UserProfile
+
+        username = claims.get('preferred_username')
+
+        if not username:
+            return UserProfile.objects.none()
+
+        return UserProfile.objects.filter(username=username)