add passbook.pretend to use passbook in applications which don't support generic OAuth

passbook/core/settings.py

@@ -74,6 +74,7 @@ INSTALLED_APPS = [
     'passbook.otp.apps.PassbookOTPConfig',
     'passbook.captcha_factor.apps.PassbookCaptchaFactorConfig',
     'passbook.hibp_policy.apps.PassbookHIBPConfig',
+    'passbook.pretend.apps.PassbookPretendConfig',
 ]
 
 # Message Tag fix for bootstrap CSS Classes

passbook/core/views/access.py

@@ -1,7 +1,8 @@
 """passbook access helper classes"""
 from logging import getLogger
 
-from django.http import Http404
+from django.contrib import messages
+from django.utils.translation import gettext as _
 
 from passbook.core.models import Application
 
@@ -11,14 +12,18 @@ class AccessMixin:
     """Mixin class for usage in Authorization views.
     Provider functions to check application access, etc"""
 
+    # request is set by view but since this Mixin has no base class
+    request = None
+
     def provider_to_application(self, provider):
         """Lookup application assigned to provider, throw error if no application assigned"""
         try:
             return provider.application
         except Application.DoesNotExist as exc:
-            # TODO: Log that no provider has no application assigned
-            LOGGER.warning('Provider "%s" has no application assigned...', provider)
-            raise Http404 from exc
+            messages.error(self.request, _('Provider "%(name)s" has no application assigned' % {
+                'name': provider
+                }))
+            raise exc
 
     def user_has_access(self, application, user):
         """Check if user has access to application."""

passbook/oauth_provider/settings.py

@@ -22,6 +22,8 @@ OAUTH2_PROVIDER = {
     'SCOPES': {
         'openid:userinfo': 'Access OpenID Userinfo',
         # 'write': 'Write scope',
-        # 'groups': 'Access to your groups'
+        # 'groups': 'Access to your groups',
+        'user:email': 'GitHub Compatibility: User E-Mail',
+        'read:org': 'GitHub Compatibility: User Groups',
     }
 }

passbook/pretend/apps.py

@@ -0,0 +1,11 @@
+"""passbook pretend config"""
+from django.apps import AppConfig
+
+
+class PassbookPretendConfig(AppConfig):
+    """passbook pretend config"""
+
+    name = 'passbook.pretend'
+    label = 'passbook_pretend'
+    verbose_name = 'passbook Pretender'
+    mountpoint = ''

passbook/pretend/urls.py

@@ -0,0 +1,16 @@
+"""passbook pretend urls"""
+from django.urls import include, path
+from oauth2_provider.views import TokenView
+
+from passbook.oauth_provider.views.oauth2 import PassbookAuthorizationView
+from passbook.pretend.views.github import GitHubUserView
+
+github_urlpatterns = [
+    path('login/oauth/authorize', PassbookAuthorizationView.as_view(), name='github-authorize'),
+    path('login/oauth/access_token', TokenView.as_view(), name='github-access-token'),
+    path('user', GitHubUserView.as_view(), name='github-user'),
+]
+
+urlpatterns = [
+    path('', include(github_urlpatterns))
+]

passbook/pretend/views/github.py

@@ -0,0 +1,55 @@
+"""passbook pretend GitHub Views"""
+from django.http import JsonResponse
+from django.views import View
+
+
+class GitHubUserView(View):
+    """Emulate GitHub's /user API Endpoint"""
+
+    def get(self, request):
+        """Emulate GitHub's /user API Endpoint"""
+        return JsonResponse({
+            "login": request.user.username,
+            "id": request.user.pk,
+            "node_id": "",
+            "avatar_url": "",
+            "gravatar_id": "",
+            "url": "",
+            "html_url": "",
+            "followers_url": "",
+            "following_url": "",
+            "gists_url": "",
+            "starred_url": "",
+            "subscriptions_url": "",
+            "organizations_url": "",
+            "repos_url": "",
+            "events_url": "",
+            "received_events_url": "",
+            "type": "User",
+            "site_admin": False,
+            "name": "%s %s" % (request.user.first_name, request.user.last_name),
+            "company": "",
+            "blog": "",
+            "location": "",
+            "email": request.user.email,
+            "hireable": False,
+            "bio": "",
+            "public_repos": 0,
+            "public_gists": 0,
+            "followers": 0,
+            "following": 0,
+            "created_at": request.user.date_joined,
+            "updated_at": request.user.date_joined,
+            "private_gists": 0,
+            "total_private_repos": 0,
+            "owned_private_repos": 0,
+            "disk_usage": 0,
+            "collaborators": 0,
+            "two_factor_authentication": True,
+            "plan": {
+                "name": "None",
+                "space": 0,
+                "private_repos": 0,
+                "collaborators": 0
+            }
+        })