add outbox, summary, and publicKey.id properties to actors

for #39, for pixelfed

activitypub.py

@@ -85,6 +85,7 @@ representative h-card</a> on %s""" % resp.url)
                                      key=key)
         obj.update({
             'inbox': '%s/%s/inbox' % (appengine_config.HOST_URL, domain),
+            'outbox': '%s/%s/outbox' % (appengine_config.HOST_URL, domain),
         })
         logging.info('Returning: %s', json.dumps(obj, indent=2))
 

common.py

@@ -240,6 +240,7 @@ def postprocess_as2(activity, target=None, key=None):
             # https://github.com/w3c/activitypub/issues/203#issuecomment-297553229
             # https://github.com/tootsuite/mastodon/blob/bc2c263504e584e154384ecc2d804aeb1afb1ba3/app/services/activitypub/process_account_service.rb#L77
             activity['publicKey'] = {
+                'id': activity.get('preferredUsername'),
                 'publicKeyPem': key.public_pem(),
             }
         return activity
@@ -334,6 +335,9 @@ def postprocess_as2_actor(actor):
         actor['id'] = '%s/%s' % (appengine_config.HOST_URL, domain)
         actor['url'] = redirect_wrap(url)
 
+    # required by pixelfed. https://github.com/snarfed/bridgy-fed/issues/39
+    actor.setdefault('summary', '')
+
 
 def redirect_wrap(url):
     """Returns a URL on our domain that redirects to this URL.

tests/test_activitypub.py

@@ -118,11 +118,14 @@ class ActivityPubTest(testutil.TestCase):
             '@context': 'https://www.w3.org/ns/activitystreams',
             'type' : 'Person',
             'name': 'Mrs. ☕ Foo',
+            'summary': '',
             'preferredUsername': 'foo.com',
             'id': 'http://localhost/foo.com',
             'url': 'http://localhost/r/https://foo.com/about-me',
             'inbox': 'http://localhost/foo.com/inbox',
+            'outbox': 'http://localhost/foo.com/outbox',
             'publicKey': {
+                'id': 'foo.com',
                 'publicKeyPem': MagicKey.get_by_id('foo.com').public_pem(),
             },
         }, json.loads(got.body))