Adds webfinger

fedireads/activitystream.py

@@ -1,4 +1,28 @@
 ''' activitystream api '''
+from django.http import HttpResponseBadRequest, HttpResponseNotFound, JsonResponse
+from fedireads.settings import DOMAIN
+from fedireads.models import User
 
 def webfinger(request):
-    return 'hi'
+    ''' allow other servers to ask about a user '''
+    resource = request.GET.get('resource')
+    if not resource and not resource.startswith('acct:'):
+        return HttpResponseBadRequest()
+    account = resource.replace('acct:', '')
+    account = account.replace('@' + DOMAIN, '')
+    user = User.objects.filter(username=account).first()
+    if not user:
+        return HttpResponseNotFound('No account found')
+    return JsonResponse(format_webfinger(user))
+
+def format_webfinger(user):
+    return {
+        'subject': 'acct:%s@%s' % (user.username, DOMAIN),
+        'links': [
+            {
+                'rel': 'self',
+                'type': 'application/activity+json',
+                'href': 'https://%s/user/%s' % (DOMAIN, user.username),
+            }
+        ]
+    }

fedireads/settings.py

@@ -27,6 +27,7 @@ DEBUG = True
 
 ALLOWED_HOSTS = []
 
+DOMAIN = 'localhost'
 
 # Application definition
 

fedireads/urls.py

@@ -23,5 +23,5 @@ urlpatterns = [
     path('login/', views.user_login),
     path('logout/', views.user_logout),
     path('api/book/<str:olkey>', openlibrary.get_book),
-    path('webfinger/', activitystream.webfinger),
+    path('.well-known/webfinger', activitystream.webfinger),
 ]