From 31f396b57dea684685d0affc3727a75eed2f38c9 Mon Sep 17 00:00:00 2001
From: Eugen Rochko <eugen@zeonfederated.com>
Date: Fri, 18 Jan 2019 15:56:21 +0100
Subject: [PATCH] Add support for non-public reblogs from ActivityPub (#9841)

Fix #9838
---
 app/lib/activitypub/activity/announce.rb | 14 +++++++++++++-
 app/models/status.rb                     |  4 ++--
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/app/lib/activitypub/activity/announce.rb b/app/lib/activitypub/activity/announce.rb
index 1147a44..34d1b7c 100644
--- a/app/lib/activitypub/activity/announce.rb
+++ b/app/lib/activitypub/activity/announce.rb
@@ -17,7 +17,7 @@ class ActivityPub::Activity::Announce < ActivityPub::Activity
       uri: @json['id'],
       created_at: @json['published'],
       override_timestamps: @options[:override_timestamps],
-      visibility: original_status.visibility
+      visibility: visibility_from_audience
     )
 
     distribute(status)
@@ -26,6 +26,18 @@ class ActivityPub::Activity::Announce < ActivityPub::Activity
 
   private
 
+  def visibility_from_audience
+    if equals_or_includes?(@json['to'], ActivityPub::TagManager::COLLECTIONS[:public])
+      :public
+    elsif equals_or_includes?(@json['cc'], ActivityPub::TagManager::COLLECTIONS[:public])
+      :unlisted
+    elsif equals_or_includes?(@json['to'], @account.followers_url)
+      :private
+    else
+      :direct
+    end
+  end
+
   def announceable?(status)
     status.account_id == @account.id || status.public_visibility? || status.unlisted_visibility?
   end
diff --git a/app/models/status.rb b/app/models/status.rb
index 0705ba4..035423b 100644
--- a/app/models/status.rb
+++ b/app/models/status.rb
@@ -478,7 +478,7 @@ class Status < ApplicationRecord
     return if direct_visibility?
 
     account&.increment_count!(:statuses_count)
-    reblog&.increment_count!(:reblogs_count) if reblog?
+    reblog&.increment_count!(:reblogs_count) if reblog? && (public_visibility? || unlisted_visibility?)
     thread&.increment_count!(:replies_count) if in_reply_to_id.present? && (public_visibility? || unlisted_visibility?)
   end
 
@@ -486,7 +486,7 @@ class Status < ApplicationRecord
     return if direct_visibility? || marked_for_mass_destruction?
 
     account&.decrement_count!(:statuses_count)
-    reblog&.decrement_count!(:reblogs_count) if reblog?
+    reblog&.decrement_count!(:reblogs_count) if reblog? && (public_visibility? || unlisted_visibility?)
     thread&.decrement_count!(:replies_count) if in_reply_to_id.present? && (public_visibility? || unlisted_visibility?)
   end