Refactor to leverage all existing methods of auth handler

instead of importing and calling functions from core rattail

tailbone/api/auth.py

@@ -2,7 +2,7 @@
 ################################################################################
 #
 #  Rattail -- Retail Software Framework
-#  Copyright © 2010-2020 Lance Edgar
+#  Copyright © 2010-2021 Lance Edgar
 #
 #  This file is part of Rattail.
 #
@@ -26,7 +26,7 @@ Tailbone Web API - Auth Views
 
 from __future__ import unicode_literals, absolute_import
 
-from rattail.db.auth import authenticate_user, set_user_password, cache_permissions
+from rattail.db.auth import set_user_password
 
 from cornice import Service
 
@@ -82,15 +82,20 @@ class AuthenticationView(APIView):
         if error:
             return {'error': error}
 
+        app = self.get_rattail_app()
+        auth = app.get_auth_handler()
+
         login_user(self.request, user)
         return {
             'ok': True,
             'user': self.get_user_info(user),
-            'permissions': list(cache_permissions(Session(), user)),
+            'permissions': list(auth.cache_permissions(Session(), user)),
         }
 
     def authenticate_user(self, username, password):
-        return authenticate_user(Session(), username, password)
+        app = self.get_rattail_app()
+        auth = app.get_auth_handler()
+        return auth.authenticate_user(Session(), username, password)
 
     def why_cant_user_login(self, user):
         """
@@ -156,7 +161,7 @@ class AuthenticationView(APIView):
         data = self.request.json_body
 
         # first make sure "current" password is accurate
-        if not authenticate_user(Session(), self.request.user, data['current_password']):
+        if not self.authenticate_user(self.request.user, data['current_password']):
             return {'error': "The current/old password you provided is incorrect"}
 
         # okay then, set new password

tailbone/auth.py

@@ -93,6 +93,11 @@ def set_session_timeout(request, timeout):
 class TailboneAuthorizationPolicy(object):
 
     def permits(self, context, principals, permission):
+        config = context.request.rattail_config
+        model = config.get_model()
+        app = config.get_app()
+        auth = app.get_auth_handler()
+
         for userid in principals:
             if userid not in (Everyone, Authenticated):
                 if context.request.user and context.request.user.uuid == userid:
@@ -100,10 +105,6 @@ class TailboneAuthorizationPolicy(object):
                 else:
                     # this is pretty rare, but can happen in dev after
                     # re-creating the database, which means new user uuids.
-                    config = context.request.rattail_config
-                    model = config.get_model()
-                    app = config.get_app()
-                    auth = app.get_auth_handler()
                     # TODO: the odds of this query returning a user in that
                     # case, are probably nil, and we should just skip this bit?
                     user = Session.query(model.User).get(userid)
@@ -111,7 +112,7 @@ class TailboneAuthorizationPolicy(object):
                         if auth.has_permission(Session(), user, permission):
                             return True
         if Everyone in principals:
-            return has_permission(Session(), None, permission)
+            return auth.has_permission(Session(), None, permission)
         return False
 
     def principals_allowed_by_permission(self, context, permission):

tailbone/subscribers.py

@@ -91,12 +91,13 @@ def new_request(event):
         auth = app.get_auth_handler()
         request.tailbone_cached_permissions = auth.cache_permissions(
             Session(), request.user)
-    else:
+    # TODO: until we know otherwise, let's assume this is not needed
-        # TODO: not sure why this would really work, or even be
+    # else:
-        # needed, if there was no rattail config?
+    #     # TODO: not sure why this would really work, or even be
-        from rattail.db.auth import cache_permissions
+    #     # needed, if there was no rattail config?
-        request.tailbone_cached_permissions = cache_permissions(
+    #     from rattail.db.auth import cache_permissions
-            Session(), request.user)
+    #     request.tailbone_cached_permissions = cache_permissions(
+    #         Session(), request.user)
 
 
 def before_render(event):

tailbone/views/auth.py

@@ -50,9 +50,12 @@ class UserLogin(colander.MappingSchema):
 
 @colander.deferred
 def current_password_correct(node, kw):
+    request = kw['request']
+    app = request.rattail_config.get_app()
+    auth = app.get_auth_handler()
     user = kw['user']
     def validate(node, value):
-        if not authenticate_user(Session(), user.username, value):
+        if not auth.authenticate_user(Session(), user.username, value):
             raise colander.Invalid(node, "The password is incorrect")
     return validate
 
@@ -175,7 +178,7 @@ class AuthenticationView(View):
             return self.redirect(self.request.get_referrer())
 
         use_buefy = self.get_use_buefy()
-        schema = ChangePassword().bind(user=self.request.user)
+        schema = ChangePassword().bind(user=self.request.user, request=self.request)
         form = forms.Form(schema=schema, request=self.request, use_buefy=use_buefy)
         if form.validate(newstyle=True):
             set_user_password(self.request.user, form.validated['new_password'])

tailbone/views/principal.py

@@ -28,7 +28,6 @@ from __future__ import unicode_literals, absolute_import
 
 import copy
 
-from rattail.db.auth import has_permission
 from rattail.core import Object
 from rattail.util import OrderedDict
 
@@ -144,6 +143,9 @@ class PermissionsRenderer(Object):
         return self.render()
 
     def render(self):
+        app = self.request.rattail_config.get_app()
+        auth = app.get_handler()
+
         principal = self.principal
         html = ''
         for groupkey in sorted(self.permissions, key=lambda k: self.permissions[k]['label'].lower()):
@@ -151,7 +153,7 @@ class PermissionsRenderer(Object):
             perms = self.permissions[groupkey]['perms']
             rendered = False
             for key in sorted(perms, key=lambda p: perms[p]['label'].lower()):
-                checked = has_permission(Session(), principal, key,
+                checked = auth.has_permission(Session(), principal, key,
                                               include_guest=self.include_guest,
                                               include_authenticated=self.include_authenticated)
                 if checked:

tailbone/views/roles.py

@@ -33,8 +33,7 @@ from sqlalchemy import orm
 from openpyxl.styles import Font, PatternFill
 
 from rattail.db import model
-from rattail.db.auth import (has_permission, grant_permission, revoke_permission,
+from rattail.db.auth import administrator_role, guest_role, authenticated_role
-                             administrator_role, guest_role, authenticated_role)
 from rattail.excel import ExcelWriter
 
 import colander
@@ -158,6 +157,8 @@ class RoleView(PrincipalMasterView):
         super(RoleView, self).configure_form(f)
         role = f.model_instance
         use_buefy = self.get_use_buefy()
+        app = self.get_rattail_app()
+        auth = app.get_auth_handler()
 
         # name
         f.set_validator('name', self.unique_name)
@@ -194,7 +195,8 @@ class RoleView(PrincipalMasterView):
 
         # permissions
         self.tailbone_permissions = self.get_available_permissions()
-        f.set_renderer('permissions', PermissionsRenderer(permissions=self.tailbone_permissions))
+        f.set_renderer('permissions', PermissionsRenderer(request=self.request,
+                                                          permissions=self.tailbone_permissions))
         f.set_node('permissions', colander.Set())
         f.set_widget('permissions', PermissionsWidget(
             permissions=self.tailbone_permissions,
@@ -203,7 +205,9 @@ class RoleView(PrincipalMasterView):
             granted = []
             for groupkey in self.tailbone_permissions:
                 for key in self.tailbone_permissions[groupkey]['perms']:
-                    if has_permission(self.Session(), role, key, include_guest=False, include_authenticated=False):
+                    if auth.has_permission(self.Session(), role, key,
+                                           include_guest=False,
+                                           include_authenticated=False):
                         granted.append(key)
             f.set_default('permissions', granted)
         elif self.deleting:
@@ -309,13 +313,16 @@ class RoleView(PrincipalMasterView):
         permissions, but rather each "available" permission (depends on current
         user) will be examined individually, and updated as needed.
         """
+        app = self.get_rattail_app()
+        auth = app.get_auth_handler()
+
         available = self.tailbone_permissions
         for gkey, group in six.iteritems(available):
             for pkey, perm in six.iteritems(group['perms']):
                 if pkey in permissions:
-                    grant_permission(role, pkey)
+                    auth.grant_permission(role, pkey)
                 else:
-                    revoke_permission(role, pkey)
+                    auth.revoke_permission(role, pkey)
 
     def template_kwargs_view(self, **kwargs):
         role = kwargs['instance']
@@ -364,13 +371,16 @@ class RoleView(PrincipalMasterView):
             return self.redirect(self.request.get_referrer(default=self.request.route_url('roles')))
 
     def find_principals_with_permission(self, session, permission):
+        app = self.get_rattail_app()
+        auth = app.get_auth_handler()
+
         # TODO: this should search Permission table instead, and work backward to Role?
         all_roles = session.query(model.Role)\
                            .order_by(model.Role.name)\
                            .options(orm.joinedload(model.Role._permissions))
         roles = []
         for role in all_roles:
-            if has_permission(session, role, permission, include_guest=False):
+            if auth.has_permission(session, role, permission, include_guest=False):
                 roles.append(role)
         return roles
 
@@ -379,6 +389,9 @@ class RoleView(PrincipalMasterView):
         View which renders the complete role / permissions matrix data into an
         Excel spreadsheet, and returns that file.
         """
+        app = self.get_rattail_app()
+        auth = app.get_auth_handler()
+
         roles = self.Session.query(model.Role)\
                             .order_by(model.Role.name)\
                             .all()
@@ -427,7 +440,8 @@ class RoleView(PrincipalMasterView):
 
                 # and show an 'X' for any role which has this perm
                 for col, role in enumerate(roles, 2):
-                    if has_permission(self.Session(), role, key, include_guest=False):
+                    if auth.has_permission(self.Session(), role, key,
+                                           include_guest=False):
                         sheet.cell(row=writing_row, column=col, value="X")
 
                 writing_row += 1

tailbone/views/users.py

@@ -32,7 +32,8 @@ import six
 from sqlalchemy import orm
 
 from rattail.db import model
-from rattail.db.auth import administrator_role, guest_role, authenticated_role, set_user_password, has_permission
+from rattail.db.auth import (administrator_role, guest_role,
+                             authenticated_role, set_user_password)
 
 import colander
 from deform import widget as dfwidget
@@ -239,7 +240,8 @@ class UserView(PrincipalMasterView):
         if self.viewing:
             permissions = self.request.registry.settings.get('tailbone_permissions', {})
             f.append('permissions')
-            f.set_renderer('permissions', PermissionsRenderer(permissions=permissions,
+            f.set_renderer('permissions', PermissionsRenderer(request=self.request,
+                                                              permissions=permissions,
                                                               include_guest=True,
                                                               include_authenticated=True))
 
@@ -389,6 +391,9 @@ class UserView(PrincipalMasterView):
         ]
 
     def find_principals_with_permission(self, session, permission):
+        app = self.get_rattail_app()
+        auth = app.get_auth_handler()
+
         # TODO: this should search Permission table instead, and work backward to User?
         all_users = session.query(model.User)\
                            .filter(model.User.active == True)\
@@ -398,7 +403,7 @@ class UserView(PrincipalMasterView):
                                     .joinedload(model.Role._permissions))
         users = []
         for user in all_users:
-            if has_permission(session, user, permission):
+            if auth.has_permission(session, user, permission):
                 users.append(user)
         return users