Unify notification push and streaming events for both local and federated activities

This also removes generation of notifications for blocked/filtered/muted users and threads.

changelog.d/web_push_filtered.fix

@@ -0,0 +1 @@
+Web Push notifications are no longer generated for muted/blocked threads and users.

lib/pleroma/notification.ex

@@ -361,36 +361,32 @@ def dismiss(%{id: user_id} = _user, id) do
     end
   end
 
-  @spec create_notifications(Activity.t(), keyword()) :: {:ok, [Notification.t()] | []}
+  @spec create_notifications(Activity.t()) :: {:ok, [Notification.t()] | []}
-  def create_notifications(activity, options \\ [])
+  def create_notifications(activity)
 
-  def create_notifications(%Activity{data: %{"to" => _, "type" => "Create"}} = activity, options) do
+  def create_notifications(%Activity{data: %{"to" => _, "type" => "Create"}} = activity) do
     object = Object.normalize(activity, fetch: false)
 
     if object && object.data["type"] == "Answer" do
       {:ok, []}
     else
-      do_create_notifications(activity, options)
+      do_create_notifications(activity)
     end
   end
 
-  def create_notifications(%Activity{data: %{"type" => type}} = activity, options)
+  def create_notifications(%Activity{data: %{"type" => type}} = activity)
       when type in ["Follow", "Like", "Announce", "Move", "EmojiReact", "Flag", "Update"] do
-    do_create_notifications(activity, options)
+    do_create_notifications(activity)
   end
 
-  def create_notifications(_, _), do: {:ok, []}
+  def create_notifications(_), do: {:ok, []}
 
-  defp do_create_notifications(%Activity{} = activity, options) do
+  defp do_create_notifications(%Activity{} = activity) do
-    do_send = Keyword.get(options, :do_send, true)
+    enabled_receivers = get_notified_from_activity(activity)
-
-    {enabled_receivers, disabled_receivers} = get_notified_from_activity(activity)
-    potential_receivers = enabled_receivers ++ disabled_receivers
 
     notifications =
-      Enum.map(potential_receivers, fn user ->
+      Enum.map(enabled_receivers, fn user ->
-        do_send = do_send && user in enabled_receivers
+        create_notification(activity, user)
-        create_notification(activity, user, do_send: do_send)
       end)
       |> Enum.reject(&is_nil/1)
 
@@ -450,7 +446,6 @@ defp type_from_activity_object(%{data: %{"type" => "Create"}} = activity) do
 
   # TODO move to sql, too.
   def create_notification(%Activity{} = activity, %User{} = user, opts \\ []) do
-    do_send = Keyword.get(opts, :do_send, true)
     type = Keyword.get(opts, :type, type_from_activity(activity))
 
     unless skip?(activity, user, opts) do
@@ -465,11 +460,6 @@ def create_notification(%Activity{} = activity, %User{} = user, opts \\ []) do
         |> Marker.multi_set_last_read_id(user, "notifications")
         |> Repo.transaction()
 
-      if do_send do
-        Streamer.stream(["user", "user:notification"], notification)
-        Push.send(notification)
-      end
-
       notification
     end
   end
@@ -527,10 +517,7 @@ def get_notified_from_activity(%Activity{data: %{"type" => type}} = activity, lo
       |> exclude_relationship_restricted_ap_ids(activity)
       |> exclude_thread_muter_ap_ids(activity)
 
-    notification_enabled_users =
+    Enum.filter(potential_receivers, fn u -> u.ap_id in notification_enabled_ap_ids end)
-      Enum.filter(potential_receivers, fn u -> u.ap_id in notification_enabled_ap_ids end)
-
-    {notification_enabled_users, potential_receivers -- notification_enabled_users}
   end
 
   def get_notified_from_activity(_, _local_only), do: {[], []}
@@ -748,4 +735,12 @@ def mark_context_as_read(%User{id: id}, context) do
     )
     |> Repo.update_all(set: [seen: true])
   end
+
+  @spec send(list(Notification.t())) :: :ok
+  def send(notifications) do
+    Enum.each(notifications, fn notification ->
+      Streamer.stream(["user", "user:notification"], notification)
+      Push.send(notification)
+    end)
+  end
 end

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -202,7 +202,8 @@ defp insert_activity_with_expiration(data, local, recipients) do
   end
 
   def notify_and_stream(activity) do
-    Notification.create_notifications(activity)
+    {:ok, notifications} = Notification.create_notifications(activity)
+    Notification.send(notifications)
 
     original_activity =
       case activity do

lib/pleroma/web/activity_pub/side_effects.ex

@@ -21,7 +21,6 @@ defmodule Pleroma.Web.ActivityPub.SideEffects do
   alias Pleroma.Web.ActivityPub.Builder
   alias Pleroma.Web.ActivityPub.Pipeline
   alias Pleroma.Web.ActivityPub.Utils
-  alias Pleroma.Web.Push
   alias Pleroma.Web.Streamer
   alias Pleroma.Workers.PollWorker
 
@@ -125,7 +124,7 @@ def handle(
         nil
     end
 
-    {:ok, notifications} = Notification.create_notifications(object, do_send: false)
+    {:ok, notifications} = Notification.create_notifications(object)
 
     meta =
       meta
@@ -184,7 +183,11 @@ def handle(%{data: %{"type" => "Like"}} = object, meta) do
     liked_object = Object.get_by_ap_id(object.data["object"])
     Utils.add_like_to_object(object, liked_object)
 
-    Notification.create_notifications(object)
+    {:ok, notifications} = Notification.create_notifications(object)
+
+    meta =
+      meta
+      |> add_notifications(notifications)
 
     {:ok, object, meta}
   end
@@ -202,7 +205,7 @@ def handle(%{data: %{"type" => "Like"}} = object, meta) do
   def handle(%{data: %{"type" => "Create"}} = activity, meta) do
     with {:ok, object, meta} <- handle_object_creation(meta[:object_data], activity, meta),
          %User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
-      {:ok, notifications} = Notification.create_notifications(activity, do_send: false)
+      {:ok, notifications} = Notification.create_notifications(activity)
       {:ok, _user} = ActivityPub.increase_note_count_if_public(user, object)
       {:ok, _user} = ActivityPub.update_last_status_at_if_public(user, object)
 
@@ -258,11 +261,20 @@ def handle(%{data: %{"type" => "Announce"}} = object, meta) do
 
     Utils.add_announce_to_object(object, announced_object)
 
-    if !User.internal?(user) do
+    notifications =
-      Notification.create_notifications(object)
+      if !User.is_internal_user?(user) do
+        {:ok, notifications} = Notification.create_notifications(object)
 
-      ap_streamer().stream_out(object)
+        ap_streamer().stream_out(object)
-    end
+
+        notifications
+      else
+        []
+      end
+
+    meta =
+      meta
+      |> add_notifications(notifications)
 
     {:ok, object, meta}
   end
@@ -283,7 +295,11 @@ def handle(%{data: %{"type" => "EmojiReact"}} = object, meta) do
     reacted_object = Object.get_by_ap_id(object.data["object"])
     Utils.add_emoji_reaction_to_object(object, reacted_object)
 
-    Notification.create_notifications(object)
+    {:ok, notifications} = Notification.create_notifications(object)
+
+    meta =
+      meta
+      |> add_notifications(notifications)
 
     {:ok, object, meta}
   end
@@ -587,10 +603,7 @@ defp delete_object(object) do
 
   defp send_notifications(meta) do
     Keyword.get(meta, :notifications, [])
-    |> Enum.each(fn notification ->
+    |> Notification.send()
-      Streamer.stream(["user", "user:notification"], notification)
-      Push.send(notification)
-    end)
 
     meta
   end

test/pleroma/notification_test.exs

@@ -6,7 +6,6 @@ defmodule Pleroma.NotificationTest do
   use Pleroma.DataCase, async: false
 
   import Pleroma.Factory
-  import Mock
 
   alias Pleroma.FollowingRelationship
   alias Pleroma.Notification
@@ -18,8 +17,6 @@ defmodule Pleroma.NotificationTest do
   alias Pleroma.Web.ActivityPub.Transmogrifier
   alias Pleroma.Web.CommonAPI
   alias Pleroma.Web.MastodonAPI.NotificationView
-  alias Pleroma.Web.Push
-  alias Pleroma.Web.Streamer
 
   setup do
     Mox.stub_with(Pleroma.UnstubbedConfigMock, Pleroma.Config)
@@ -175,158 +172,7 @@ test "create_poll_notifications/1" do
     assert [user2.id, user3.id, user1.id] == Enum.map(notifications, & &1.user_id)
   end
 
-  describe "CommonApi.post/2 notification-related functionality" do
-    test_with_mock "creates but does NOT send notification to blocker user",
-                   Push,
-                   [:passthrough],
-                   [] do
-      user = insert(:user)
-      blocker = insert(:user)
-      {:ok, _user_relationship} = User.block(blocker, user)
-
-      {:ok, _activity} = CommonAPI.post(user, %{status: "hey @#{blocker.nickname}!"})
-
-      blocker_id = blocker.id
-      assert [%Notification{user_id: ^blocker_id}] = Repo.all(Notification)
-      refute called(Push.send(:_))
-    end
-
-    test_with_mock "creates but does NOT send notification to notification-muter user",
-                   Push,
-                   [:passthrough],
-                   [] do
-      user = insert(:user)
-      muter = insert(:user)
-      {:ok, _user_relationships} = User.mute(muter, user)
-
-      {:ok, _activity} = CommonAPI.post(user, %{status: "hey @#{muter.nickname}!"})
-
-      muter_id = muter.id
-      assert [%Notification{user_id: ^muter_id}] = Repo.all(Notification)
-      refute called(Push.send(:_))
-    end
-
-    test_with_mock "creates but does NOT send notification to thread-muter user",
-                   Push,
-                   [:passthrough],
-                   [] do
-      user = insert(:user)
-      thread_muter = insert(:user)
-
-      {:ok, activity} = CommonAPI.post(user, %{status: "hey @#{thread_muter.nickname}!"})
-
-      {:ok, _} = CommonAPI.add_mute(thread_muter, activity)
-
-      {:ok, _same_context_activity} =
-        CommonAPI.post(user, %{
-          status: "hey-hey-hey @#{thread_muter.nickname}!",
-          in_reply_to_status_id: activity.id
-        })
-
-      [pre_mute_notification, post_mute_notification] =
-        Repo.all(from(n in Notification, where: n.user_id == ^thread_muter.id, order_by: n.id))
-
-      pre_mute_notification_id = pre_mute_notification.id
-      post_mute_notification_id = post_mute_notification.id
-
-      assert called(
-               Push.send(
-                 :meck.is(fn
-                   %Notification{id: ^pre_mute_notification_id} -> true
-                   _ -> false
-                 end)
-               )
-             )
-
-      refute called(
-               Push.send(
-                 :meck.is(fn
-                   %Notification{id: ^post_mute_notification_id} -> true
-                   _ -> false
-                 end)
-               )
-             )
-    end
-  end
-
   describe "create_notification" do
-    @tag needs_streamer: true
-    test "it creates a notification for user and send to the 'user' and the 'user:notification' stream" do
-      %{user: user, token: oauth_token} = oauth_access(["read"])
-
-      task =
-        Task.async(fn ->
-          {:ok, _topic} = Streamer.get_topic_and_add_socket("user", user, oauth_token)
-          assert_receive {:render_with_user, _, _, _, _}, 4_000
-        end)
-
-      task_user_notification =
-        Task.async(fn ->
-          {:ok, _topic} =
-            Streamer.get_topic_and_add_socket("user:notification", user, oauth_token)
-
-          assert_receive {:render_with_user, _, _, _, _}, 4_000
-        end)
-
-      activity = insert(:note_activity)
-
-      notify = Notification.create_notification(activity, user)
-      assert notify.user_id == user.id
-      Task.await(task)
-      Task.await(task_user_notification)
-    end
-
-    test "it creates a notification for user if the user blocks the activity author" do
-      activity = insert(:note_activity)
-      author = User.get_cached_by_ap_id(activity.data["actor"])
-      user = insert(:user)
-      {:ok, _user_relationship} = User.block(user, author)
-
-      assert Notification.create_notification(activity, user)
-    end
-
-    test "it creates a notification for the user if the user mutes the activity author" do
-      muter = insert(:user)
-      muted = insert(:user)
-      {:ok, _} = User.mute(muter, muted)
-      muter = Repo.get(User, muter.id)
-      {:ok, activity} = CommonAPI.post(muted, %{status: "Hi @#{muter.nickname}"})
-
-      notification = Notification.create_notification(activity, muter)
-
-      assert notification.id
-      assert notification.seen
-    end
-
-    test "notification created if user is muted without notifications" do
-      muter = insert(:user)
-      muted = insert(:user)
-
-      {:ok, _user_relationships} = User.mute(muter, muted, %{notifications: false})
-
-      {:ok, activity} = CommonAPI.post(muted, %{status: "Hi @#{muter.nickname}"})
-
-      assert Notification.create_notification(activity, muter)
-    end
-
-    test "it creates a notification for an activity from a muted thread" do
-      muter = insert(:user)
-      other_user = insert(:user)
-      {:ok, activity} = CommonAPI.post(muter, %{status: "hey"})
-      CommonAPI.add_mute(muter, activity)
-
-      {:ok, activity} =
-        CommonAPI.post(other_user, %{
-          status: "Hi @#{muter.nickname}",
-          in_reply_to_status_id: activity.id
-        })
-
-      notification = Notification.create_notification(activity, muter)
-
-      assert notification.id
-      assert notification.seen
-    end
-
     test "it disables notifications from strangers" do
       follower = insert(:user)
 
@@ -680,7 +526,7 @@ test "it sends notifications to addressed users in new messages" do
           status: "hey @#{other_user.nickname}!"
         })
 
-      {enabled_receivers, _disabled_receivers} = Notification.get_notified_from_activity(activity)
+      enabled_receivers = Notification.get_notified_from_activity(activity)
 
       assert other_user in enabled_receivers
     end
@@ -712,7 +558,7 @@ test "it sends notifications to mentioned users in new messages" do
 
       {:ok, activity} = Transmogrifier.handle_incoming(create_activity)
 
-      {enabled_receivers, _disabled_receivers} = Notification.get_notified_from_activity(activity)
+      enabled_receivers = Notification.get_notified_from_activity(activity)
 
       assert other_user in enabled_receivers
     end
@@ -739,7 +585,7 @@ test "it does not send notifications to users who are only cc in new messages" d
 
       {:ok, activity} = Transmogrifier.handle_incoming(create_activity)
 
-      {enabled_receivers, _disabled_receivers} = Notification.get_notified_from_activity(activity)
+      enabled_receivers = Notification.get_notified_from_activity(activity)
 
       assert other_user not in enabled_receivers
     end
@@ -756,8 +602,7 @@ test "it does not send notification to mentioned users in likes" do
 
       {:ok, activity_two} = CommonAPI.favorite(third_user, activity_one.id)
 
-      {enabled_receivers, _disabled_receivers} =
+      enabled_receivers = Notification.get_notified_from_activity(activity_two)
-        Notification.get_notified_from_activity(activity_two)
 
       assert other_user not in enabled_receivers
     end
@@ -779,7 +624,7 @@ test "it only notifies the post's author in likes" do
         |> Map.put("to", [other_user.ap_id | like_data["to"]])
         |> ActivityPub.persist(local: true)
 
-      {enabled_receivers, _disabled_receivers} = Notification.get_notified_from_activity(like)
+      enabled_receivers = Notification.get_notified_from_activity(like)
 
       assert other_user not in enabled_receivers
     end
@@ -796,39 +641,36 @@ test "it does not send notification to mentioned users in announces" do
 
       {:ok, activity_two} = CommonAPI.repeat(activity_one.id, third_user)
 
-      {enabled_receivers, _disabled_receivers} =
+      enabled_receivers = Notification.get_notified_from_activity(activity_two)
-        Notification.get_notified_from_activity(activity_two)
 
       assert other_user not in enabled_receivers
     end
 
-    test "it returns blocking recipient in disabled recipients list" do
+    test "it does not return blocking recipient in recipients list" do
       user = insert(:user)
       other_user = insert(:user)
       {:ok, _user_relationship} = User.block(other_user, user)
 
       {:ok, activity} = CommonAPI.post(user, %{status: "hey @#{other_user.nickname}!"})
 
-      {enabled_receivers, disabled_receivers} = Notification.get_notified_from_activity(activity)
+      enabled_receivers = Notification.get_notified_from_activity(activity)
 
       assert [] == enabled_receivers
-      assert [other_user] == disabled_receivers
     end
 
-    test "it returns notification-muting recipient in disabled recipients list" do
+    test "it does not return notification-muting recipient in recipients list" do
       user = insert(:user)
       other_user = insert(:user)
       {:ok, _user_relationships} = User.mute(other_user, user)
 
       {:ok, activity} = CommonAPI.post(user, %{status: "hey @#{other_user.nickname}!"})
 
-      {enabled_receivers, disabled_receivers} = Notification.get_notified_from_activity(activity)
+      enabled_receivers = Notification.get_notified_from_activity(activity)
 
       assert [] == enabled_receivers
-      assert [other_user] == disabled_receivers
     end
 
-    test "it returns thread-muting recipient in disabled recipients list" do
+    test "it does not return thread-muting recipient in recipients list" do
       user = insert(:user)
       other_user = insert(:user)
 
@@ -842,14 +684,12 @@ test "it returns thread-muting recipient in disabled recipients list" do
           in_reply_to_status_id: activity.id
         })
 
-      {enabled_receivers, disabled_receivers} =
+      enabled_receivers = Notification.get_notified_from_activity(same_context_activity)
-        Notification.get_notified_from_activity(same_context_activity)
 
-      assert [other_user] == disabled_receivers
       refute other_user in enabled_receivers
     end
 
-    test "it returns non-following domain-blocking recipient in disabled recipients list" do
+    test "it does not return non-following domain-blocking recipient in recipients list" do
       blocked_domain = "blocked.domain"
       user = insert(:user, %{ap_id: "https://#{blocked_domain}/@actor"})
       other_user = insert(:user)
@@ -858,10 +698,9 @@ test "it returns non-following domain-blocking recipient in disabled recipients
 
       {:ok, activity} = CommonAPI.post(user, %{status: "hey @#{other_user.nickname}!"})
 
-      {enabled_receivers, disabled_receivers} = Notification.get_notified_from_activity(activity)
+      enabled_receivers = Notification.get_notified_from_activity(activity)
 
       assert [] == enabled_receivers
-      assert [other_user] == disabled_receivers
     end
 
     test "it returns following domain-blocking recipient in enabled recipients list" do
@@ -874,10 +713,9 @@ test "it returns following domain-blocking recipient in enabled recipients list"
 
       {:ok, activity} = CommonAPI.post(user, %{status: "hey @#{other_user.nickname}!"})
 
-      {enabled_receivers, disabled_receivers} = Notification.get_notified_from_activity(activity)
+      enabled_receivers = Notification.get_notified_from_activity(activity)
 
       assert [other_user] == enabled_receivers
-      assert [] == disabled_receivers
     end
 
     test "it sends edited notifications to those who repeated a status" do
@@ -897,11 +735,10 @@ test "it sends edited notifications to those who repeated a status" do
           status: "hey @#{other_user.nickname}! mew mew"
         })
 
-      {enabled_receivers, _disabled_receivers} =
+      enabled_receivers = Notification.get_notified_from_activity(edit_activity)
-        Notification.get_notified_from_activity(edit_activity)
 
       assert repeated_user in enabled_receivers
-      assert other_user not in enabled_receivers
+      refute other_user in enabled_receivers
     end
   end
 
@@ -1189,13 +1026,13 @@ test "it doesn't return notifications for muted thread", %{user: user} do
       assert Notification.for_user(user) == []
     end
 
-    test "it returns notifications from a muted user when with_muted is set", %{user: user} do
+    test "it doesn't return notifications from a muted user when with_muted is set", %{user: user} do
       muted = insert(:user)
       {:ok, _user_relationships} = User.mute(user, muted)
 
       {:ok, _activity} = CommonAPI.post(muted, %{status: "hey @#{user.nickname}"})
 
-      assert length(Notification.for_user(user, %{with_muted: true})) == 1
+      assert Enum.empty?(Notification.for_user(user, %{with_muted: true}))
     end
 
     test "it doesn't return notifications from a blocked user when with_muted is set", %{

test/pleroma/web/activity_pub/side_effects_test.exs

@@ -827,31 +827,6 @@ test "creates a notification", %{announce: announce, poster: poster} do
       {:ok, announce, _} = SideEffects.handle(announce)
       assert Repo.get_by(Notification, user_id: poster.id, activity_id: announce.id)
     end
-
-    test "it streams out the announce", %{announce: announce} do
-      with_mocks([
-        {
-          Pleroma.Web.Streamer,
-          [],
-          [
-            stream: fn _, _ -> nil end
-          ]
-        },
-        {
-          Pleroma.Web.Push,
-          [],
-          [
-            send: fn _ -> nil end
-          ]
-        }
-      ]) do
-        {:ok, announce, _} = SideEffects.handle(announce)
-
-        assert called(Pleroma.Web.Streamer.stream(["user", "list"], announce))
-
-        assert called(Pleroma.Web.Push.send(:_))
-      end
-    end
   end
 
   describe "removing a follower" do