Merge remote-tracking branch 'tootsuite/master' into glitchsoc/master

app/models/user.rb

@@ -129,7 +129,7 @@ class User < ApplicationRecord
     new_user = !confirmed?
 
     super
-    update_statistics! if new_user
+    prepare_new_user! if new_user
   end
 
   def confirm!
@@ -137,7 +137,12 @@ class User < ApplicationRecord
 
     skip_confirmation!
     save!
-    update_statistics! if new_user
+    prepare_new_user! if new_user
+  end
+
+  def update_tracked_fields!(request)
+    super
+    prepare_returning_user!
   end
 
   def promote!
@@ -220,9 +225,23 @@ class User < ApplicationRecord
     filtered_languages.reject!(&:blank?)
   end
 
-  def update_statistics!
+  def prepare_new_user!
     BootstrapTimelineWorker.perform_async(account_id)
     ActivityTracker.increment('activity:accounts:local')
     UserMailer.welcome(self).deliver_later
   end
+
+  def prepare_returning_user!
+    ActivityTracker.record('activity:logins', id)
+    regenerate_feed! if needs_feed_update?
+  end
+
+  def regenerate_feed!
+    Redis.current.setnx("account:#{account_id}:regeneration", true) && Redis.current.expire("account:#{account_id}:regeneration", 1.day.seconds)
+    RegenerationWorker.perform_async(account_id)
+  end
+
+  def needs_feed_update?
+    last_sign_in_at < ACTIVE_DURATION.ago
+  end
 end