extending functionality of audience helper

app/lib/activity_log_audience_helper.rb

@@ -3,10 +3,12 @@
 class ActivityLogAudienceHelper
 
   def self.audience(activity_log_event)
+    domain = Rails.configuration.x.local_domain
+
     if activity_log_event.type == 'outbound'
       actor = activity_log_event.data['actor']
 
-      if actor and match = actor.match(Regexp.new("https://#{Rails.configuration.x.local_domain}/users/(.*)"))
+      if actor and match = actor.match(Regexp.new("https://#{domain}/users/(.*)"))
         return [match.captures[0]]
       else
         return []
@@ -14,13 +16,15 @@ class ActivityLogAudienceHelper
     end
 
     if activity_log_event.type == 'inbound'
-      if match = activity_log_event.path.match(Regexp.new("https://#{Rails.configuration.x.local_domain}/users/(.*)/inbox"))
+      if match = activity_log_event.path.match(Regexp.new("https://#{domain}/users/(.*)/inbox"))
         return [match.captures[0]]
+      elsif activity_log_event.path == "https://#{domain}/inbox"
+
       end
 
       return []
     end
 
-    return ['admin']
+    return []
   end
 end

spec/fixtures/activity_log_events/inbound-with-multiple-recipients.json

@@ -0,0 +1,38 @@
+{
+   "@context": "https://www.w3.org/ns/activitystreams",
+   "actor": "https://other.org/users/bob/",
+   "id": "https://other.org/users/bob/statuses/109473290785654613/activity",
+   "object": {
+      "attributedTo": "https://other.org/users/bob/",
+      "content": "A post to selected audiences",
+      "id": "https://other.org/users/bob/statuses/109473290785654613",
+      "to": [
+        "https://www.w3.org/ns/activitystreams#Public",
+        "https://example.com/users/first-to",
+        "https://example.com/users/second-to",
+        "https://other.org/users/other-instance"
+      ],
+      "bto": "https://example.com/users/single-bto",
+      "cc": [
+        "https://example.com/users/one-cc"
+      ],
+      "bcc": [
+        "https://example.com/users/one-bcc"
+      ],
+      "type": "Note"
+   },
+   "to": [
+     "https://www.w3.org/ns/activitystreams#Public",
+     "https://example.com/users/first-to",
+     "https://example.com/users/second-to",
+     "https://other.org/users/other-instance"
+   ],
+   "bto": "https://example.com/users/single-bto",
+   "cc": [
+     "https://example.com/users/one-cc"
+    ],
+    "bcc": [
+      "https://example.com/users/one-bcc"
+    ],
+   "type": "Create"
+}

spec/lib/activity_log_audience_helper_spec.rb

@@ -46,6 +46,13 @@ RSpec.describe ActivityLogAudienceHelper do
 
         expect(ActivityLogAudienceHelper.audience(inbound_event)).to eq ['bob']
       end
+
+      it 'returns direct audience from to, bto, cc, bcc if sent to public inbox' do
+        Rails.configuration.x.local_domain = 'example.com'
+        inbound_event = activity_log_event_fixture('inbound-with-multiple-recipients.json')
+
+        expect(ActivityLogAudienceHelper.audience(inbound_event)).to match_array(['first-to', 'second-to', 'single-bto', 'one-cc', 'one-bcc'])
+      end
     end
   end
 end