Fix direct inbox delivery pushing posts into inactive followers' timelines (#33067)

app/lib/feed_manager.rb

@@ -58,6 +58,7 @@ class FeedManager
   # @param [Boolean] update
   # @return [Boolean]
   def push_to_home(account, status, update: false)
+    return false unless account.user&.signed_in_recently?
     return false unless add_to_feed(:home, account.id, status, aggregate_reblogs: account.user&.aggregates_reblogs?)
 
     trim(:home, account.id)
@@ -83,7 +84,9 @@ class FeedManager
   # @param [Boolean] update
   # @return [Boolean]
   def push_to_list(list, status, update: false)
-    return false if filter_from_list?(status, list) || !add_to_feed(:list, list.id, status, aggregate_reblogs: list.account.user&.aggregates_reblogs?)
+    return false if filter_from_list?(status, list)
+    return false unless list.account.user&.signed_in_recently?
+    return false unless add_to_feed(:list, list.id, status, aggregate_reblogs: list.account.user&.aggregates_reblogs?)
 
     trim(:list, list.id)
     PushUpdateWorker.perform_async(list.account_id, status.id, "timeline:list:#{list.id}", { 'update' => update }) if push_update_required?("timeline:list:#{list.id}")

app/models/user.rb

@@ -164,6 +164,10 @@ class User < ApplicationRecord
     end
   end
 
+  def signed_in_recently?
+    current_sign_in_at.present? && current_sign_in_at >= ACTIVE_DURATION.ago
+  end
+
   def confirmed?
     confirmed_at.present?
   end

spec/fabricators/user_fabricator.rb

@@ -3,5 +3,6 @@ Fabricator(:user) do
   email        { sequence(:email) { |i| "#{i}#{Faker::Internet.email}" } }
   password     "123456789"
   confirmed_at { Time.zone.now }
+  current_sign_in_at { Time.zone.now }
   agreement    true
 end