Merge branch 'count-only-public-statuses' into 'develop'

Increment user note count only on public activities #703

See merge request pleroma/pleroma!884

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -81,6 +81,14 @@ defp check_remote_limit(%{"object" => %{"content" => content}}) when not is_nil(
 
   defp check_remote_limit(_), do: true
 
+  def increase_note_count_if_public(actor, object) do
+    if is_public?(object), do: User.increase_note_count(actor), else: {:ok, actor}
+  end
+
+  def decrease_note_count_if_public(actor, object) do
+    if is_public?(object), do: User.decrease_note_count(actor), else: {:ok, actor}
+  end
+
   def insert(map, local \\ true) when is_map(map) do
     with nil <- Activity.normalize(map),
          map <- lazy_put_activity_defaults(map),
@@ -163,7 +171,7 @@ def create(%{to: to, actor: actor, context: context, object: object} = params) d
            ),
          {:ok, activity} <- insert(create_data, local),
          # Changing note count prior to enqueuing federation task in order to avoid race conditions on updating user.info
-         {:ok, _actor} <- User.increase_note_count(actor),
+         {:ok, _actor} <- increase_note_count_if_public(actor, activity),
          :ok <- maybe_federate(activity) do
       {:ok, activity}
     end
@@ -312,7 +320,7 @@ def delete(%Object{data: %{"id" => id, "actor" => actor}} = object, local \\ tru
     with {:ok, _} <- Object.delete(object),
          {:ok, activity} <- insert(data, local),
          # Changing note count prior to enqueuing federation task in order to avoid race conditions on updating user.info
-         {:ok, _actor} <- User.decrease_note_count(user),
+         {:ok, _actor} <- decrease_note_count_if_public(user, object),
          :ok <- maybe_federate(activity) do
       {:ok, activity}
     end

priv/repo/migrations/20190303120636_update_user_note_counters.exs

@@ -0,0 +1,41 @@
+defmodule Pleroma.Repo.Migrations.UpdateUserNoteCounters do
+  use Ecto.Migration
+
+  @public "https://www.w3.org/ns/activitystreams#Public"
+
+  def up do
+    execute """
+      WITH public_note_count AS (
+        SELECT
+          data->>'actor' AS actor,
+          count(id) AS count
+        FROM objects
+        WHERE data->>'type' = 'Note' AND (
+          data->'cc' ? '#{@public}' OR data->'to' ? '#{@public}'
+        )
+        GROUP BY data->>'actor'
+      )
+      UPDATE users AS u
+      SET "info" = jsonb_set(u.info, '{note_count}', o.count::varchar::jsonb, true)
+      FROM public_note_count AS o
+      WHERE u.ap_id = o.actor
+    """
+  end
+
+  def down do
+    execute """
+      WITH public_note_count AS (
+        SELECT
+          data->>'actor' AS actor,
+          count(id) AS count
+        FROM objects
+        WHERE data->>'type' = 'Note'
+        GROUP BY data->>'actor'
+      )
+      UPDATE users AS u
+      SET "info" = jsonb_set(u.info, '{note_count}', o.count::varchar::jsonb, true)
+      FROM public_note_count AS o
+      WHERE u.ap_id = o.actor
+    """
+  end
+end

test/web/activity_pub/activity_pub_test.exs

@@ -213,6 +213,25 @@ test "removes doubled 'to' recipients" do
       assert activity.actor == user.ap_id
       assert activity.recipients == ["user1", "user2", user.ap_id]
     end
+
+    test "increases user note count only for public activities" do
+      user = insert(:user)
+
+      {:ok, _} =
+        CommonAPI.post(Repo.get(User, user.id), %{"status" => "1", "visibility" => "public"})
+
+      {:ok, _} =
+        CommonAPI.post(Repo.get(User, user.id), %{"status" => "2", "visibility" => "unlisted"})
+
+      {:ok, _} =
+        CommonAPI.post(Repo.get(User, user.id), %{"status" => "2", "visibility" => "private"})
+
+      {:ok, _} =
+        CommonAPI.post(Repo.get(User, user.id), %{"status" => "3", "visibility" => "direct"})
+
+      user = Repo.get(User, user.id)
+      assert user.info.note_count == 2
+    end
   end
 
   describe "fetch activities for recipients" do
@@ -648,6 +667,30 @@ test "it creates a delete activity and deletes the original object" do
 
       assert Repo.get(Object, object.id).data["type"] == "Tombstone"
     end
+
+    test "decrements user note count only for public activities" do
+      user = insert(:user, info: %{note_count: 10})
+
+      {:ok, a1} =
+        CommonAPI.post(Repo.get(User, user.id), %{"status" => "yeah", "visibility" => "public"})
+
+      {:ok, a2} =
+        CommonAPI.post(Repo.get(User, user.id), %{"status" => "yeah", "visibility" => "unlisted"})
+
+      {:ok, a3} =
+        CommonAPI.post(Repo.get(User, user.id), %{"status" => "yeah", "visibility" => "private"})
+
+      {:ok, a4} =
+        CommonAPI.post(Repo.get(User, user.id), %{"status" => "yeah", "visibility" => "direct"})
+
+      {:ok, _} = a1.data["object"]["id"] |> Object.get_by_ap_id() |> ActivityPub.delete()
+      {:ok, _} = a2.data["object"]["id"] |> Object.get_by_ap_id() |> ActivityPub.delete()
+      {:ok, _} = a3.data["object"]["id"] |> Object.get_by_ap_id() |> ActivityPub.delete()
+      {:ok, _} = a4.data["object"]["id"] |> Object.get_by_ap_id() |> ActivityPub.delete()
+
+      user = Repo.get(User, user.id)
+      assert user.info.note_count == 10
+    end
   end
 
   describe "timeline post-processing" do