Merge branch 'feature/object-normalize-preload' into 'develop'

preloaded object normalization

See merge request pleroma/pleroma!967

lib/pleroma/activity.ex

@@ -7,6 +7,7 @@ defmodule Pleroma.Activity do
 
   alias Pleroma.Activity
   alias Pleroma.Notification
+  alias Pleroma.Object
   alias Pleroma.Repo
 
   import Ecto.Query
@@ -33,9 +34,41 @@ defmodule Pleroma.Activity do
     field(:recipients, {:array, :string})
     has_many(:notifications, Notification, on_delete: :delete_all)
 
+    # Attention: this is a fake relation, don't try to preload it blindly and expect it to work!
+    # The foreign key is embedded in a jsonb field.
+    #
+    # To use it, you probably want to do an inner join and a preload:
+    #
+    # ```
+    # |> join(:inner, [activity], o in Object,
+    #      on: fragment("(?->>'id') = COALESCE((? -> 'object'::text) ->> 'id'::text)",
+    #        o.data, activity.data))
+    # |> preload([activity, object], [object: object])
+    # ```
+    #
+    # As a convenience, Activity.with_preloaded_object() sets up an inner join and preload for the
+    # typical case.
+    has_one(:object, Object, on_delete: :nothing, foreign_key: :id)
+
     timestamps()
   end
 
+  def with_preloaded_object(query) do
+    query
+    |> join(
+      :inner,
+      [activity],
+      o in Object,
+      on:
+        fragment(
+          "(?->>'id') = COALESCE((? -> 'object'::text) ->> 'id'::text)",
+          o.data,
+          activity.data
+        )
+    )
+    |> preload([activity, object], object: object)
+  end
+
   def get_by_ap_id(ap_id) do
     Repo.one(
       from(
@@ -45,10 +78,42 @@ def get_by_ap_id(ap_id) do
     )
   end
 
+  def get_by_ap_id_with_object(ap_id) do
+    Repo.one(
+      from(
+        activity in Activity,
+        where: fragment("(?)->>'id' = ?", activity.data, ^to_string(ap_id)),
+        left_join: o in Object,
+        on:
+          fragment(
+            "(?->>'id') = COALESCE((? -> 'object'::text) ->> 'id'::text)",
+            o.data,
+            activity.data
+          ),
+        preload: [object: o]
+      )
+    )
+  end
+
   def get_by_id(id) do
     Repo.get(Activity, id)
   end
 
+  def get_by_id_with_object(id) do
+    from(activity in Activity,
+      where: activity.id == ^id,
+      inner_join: o in Object,
+      on:
+        fragment(
+          "(?->>'id') = COALESCE((? -> 'object'::text) ->> 'id'::text)",
+          o.data,
+          activity.data
+        ),
+      preload: [object: o]
+    )
+    |> Repo.one()
+  end
+
   def by_object_ap_id(ap_id) do
     from(
       activity in Activity,
@@ -76,7 +141,7 @@ def create_by_object_ap_id(ap_ids) when is_list(ap_ids) do
     )
   end
 
-  def create_by_object_ap_id(ap_id) do
+  def create_by_object_ap_id(ap_id) when is_binary(ap_id) do
     from(
       activity in Activity,
       where:
@@ -90,6 +155,8 @@ def create_by_object_ap_id(ap_id) do
     )
   end
 
+  def create_by_object_ap_id(_), do: nil
+
   def get_all_create_by_object_ap_id(ap_id) do
     Repo.all(create_by_object_ap_id(ap_id))
   end
@@ -101,8 +168,38 @@ def get_create_by_object_ap_id(ap_id) when is_binary(ap_id) do
 
   def get_create_by_object_ap_id(_), do: nil
 
-  def normalize(obj) when is_map(obj), do: Activity.get_by_ap_id(obj["id"])
-  def normalize(ap_id) when is_binary(ap_id), do: Activity.get_by_ap_id(ap_id)
+  def create_by_object_ap_id_with_object(ap_id) when is_binary(ap_id) do
+    from(
+      activity in Activity,
+      where:
+        fragment(
+          "coalesce((?)->'object'->>'id', (?)->>'object') = ?",
+          activity.data,
+          activity.data,
+          ^to_string(ap_id)
+        ),
+      where: fragment("(?)->>'type' = 'Create'", activity.data),
+      inner_join: o in Object,
+      on:
+        fragment(
+          "(?->>'id') = COALESCE((? -> 'object'::text) ->> 'id'::text)",
+          o.data,
+          activity.data
+        ),
+      preload: [object: o]
+    )
+  end
+
+  def create_by_object_ap_id_with_object(_), do: nil
+
+  def get_create_by_object_ap_id_with_object(ap_id) do
+    ap_id
+    |> create_by_object_ap_id_with_object()
+    |> Repo.one()
+  end
+
+  def normalize(obj) when is_map(obj), do: get_by_ap_id_with_object(obj["id"])
+  def normalize(ap_id) when is_binary(ap_id), do: get_by_ap_id_with_object(ap_id)
   def normalize(_), do: nil
 
   def get_in_reply_to_activity(%Activity{data: %{"object" => %{"inReplyTo" => ap_id}}}) do

lib/pleroma/notification.ex

@@ -7,6 +7,7 @@ defmodule Pleroma.Notification do
 
   alias Pleroma.Activity
   alias Pleroma.Notification
+  alias Pleroma.Object
   alias Pleroma.Pagination
   alias Pleroma.Repo
   alias Pleroma.User
@@ -33,7 +34,15 @@ def for_user_query(user) do
     Notification
     |> where(user_id: ^user.id)
     |> join(:inner, [n], activity in assoc(n, :activity))
-    |> preload(:activity)
+    |> join(:left, [n, a], object in Object,
+      on:
+        fragment(
+          "(?->>'id') = COALESCE((? -> 'object'::text) ->> 'id'::text)",
+          object.data,
+          a.data
+        )
+    )
+    |> preload([n, a, o], activity: {a, object: o})
   end
 
   def for_user(user, opts \\ %{}) do

lib/pleroma/object.ex

@@ -14,6 +14,8 @@ defmodule Pleroma.Object do
   import Ecto.Query
   import Ecto.Changeset
 
+  require Logger
+
   schema "objects" do
     field(:data, :map)
 
@@ -38,6 +40,33 @@ def get_by_ap_id(ap_id) do
     Repo.one(from(object in Object, where: fragment("(?)->>'id' = ?", object.data, ^ap_id)))
   end
 
+  # If we pass an Activity to Object.normalize(), we can try to use the preloaded object.
+  # Use this whenever possible, especially when walking graphs in an O(N) loop!
+  def normalize(%Activity{object: %Object{} = object}), do: object
+
+  # Catch and log Object.normalize() calls where the Activity's child object is not
+  # preloaded.
+  def normalize(%Activity{data: %{"object" => %{"id" => ap_id}}}) do
+    Logger.debug(
+      "Object.normalize() called without preloaded object (#{ap_id}).  Consider preloading the object!"
+    )
+
+    Logger.debug("Backtrace: #{inspect(Process.info(:erlang.self(), :current_stacktrace))}")
+
+    normalize(ap_id)
+  end
+
+  def normalize(%Activity{data: %{"object" => ap_id}}) do
+    Logger.debug(
+      "Object.normalize() called without preloaded object (#{ap_id}).  Consider preloading the object!"
+    )
+
+    Logger.debug("Backtrace: #{inspect(Process.info(:erlang.self(), :current_stacktrace))}")
+
+    normalize(ap_id)
+  end
+
+  # Old way, try fetching the object through cache.
   def normalize(%{"id" => ap_id}), do: normalize(ap_id)
   def normalize(ap_id) when is_binary(ap_id), do: get_cached_by_ap_id(ap_id)
   def normalize(_), do: nil

lib/pleroma/user.ex

@@ -1110,13 +1110,15 @@ def delete(%User{} = user) do
     friends
     |> Enum.each(fn followed -> User.unfollow(user, followed) end)
 
-    query = from(a in Activity, where: a.actor == ^user.ap_id)
+    query =
+      from(a in Activity, where: a.actor == ^user.ap_id)
+      |> Activity.with_preloaded_object()
 
     Repo.all(query)
     |> Enum.each(fn activity ->
       case activity.data["type"] do
         "Create" ->
-          ActivityPub.delete(Object.normalize(activity.data["object"]))
+          ActivityPub.delete(Object.normalize(activity))
 
         # TODO: Do something with likes, follows, repeats.
         _ ->

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -95,7 +95,7 @@ def insert(map, local \\ true) when is_map(map) do
          :ok <- check_actor_is_active(map["actor"]),
          {_, true} <- {:remote_limit_error, check_remote_limit(map)},
          {:ok, map} <- MRF.filter(map),
-         :ok <- insert_full_object(map) do
+         {:ok, object} <- insert_full_object(map) do
       {recipients, _, _} = get_recipients(map)
 
       {:ok, activity} =
@@ -106,6 +106,14 @@ def insert(map, local \\ true) when is_map(map) do
           recipients: recipients
         })
 
+      # Splice in the child object if we have one.
+      activity =
+        if !is_nil(object) do
+          Map.put(activity, :object, object)
+        else
+          activity
+        end
+
       Task.start(fn ->
         Pleroma.Web.RichMedia.Helpers.fetch_data_for_activity(activity)
       end)
@@ -430,6 +438,7 @@ def fetch_activities_for_context(context, opts \\ %{}) do
           ),
         order_by: [desc: :id]
       )
+      |> Activity.with_preloaded_object()
 
     Repo.all(query)
   end
@@ -709,6 +718,13 @@ defp restrict_muted_reblogs(query, %{"muting_user" => %User{info: info}}) do
 
   defp restrict_muted_reblogs(query, _), do: query
 
+  defp maybe_preload_objects(query, %{"skip_preload" => true}), do: query
+
+  defp maybe_preload_objects(query, _) do
+    query
+    |> Activity.with_preloaded_object()
+  end
+
   def fetch_activities_query(recipients, opts \\ %{}) do
     base_query =
       from(
@@ -718,6 +734,7 @@ def fetch_activities_query(recipients, opts \\ %{}) do
       )
 
     base_query
+    |> maybe_preload_objects(opts)
     |> restrict_recipients(recipients, opts["user"])
     |> restrict_tag(opts)
     |> restrict_tag_reject(opts)
@@ -940,7 +957,7 @@ def fetch_object_from_id(id) do
            },
            :ok <- Transmogrifier.contain_origin(id, params),
            {:ok, activity} <- Transmogrifier.handle_incoming(params) do
-        {:ok, Object.normalize(activity.data["object"])}
+        {:ok, Object.normalize(activity)}
       else
         {:error, {:reject, nil}} ->
           {:reject, nil}
@@ -952,7 +969,7 @@ def fetch_object_from_id(id) do
           Logger.info("Couldn't get object via AP, trying out OStatus fetching...")
 
           case OStatus.fetch_activity_from_url(id) do
-            {:ok, [activity | _]} -> {:ok, Object.normalize(activity.data["object"])}
+            {:ok, [activity | _]} -> {:ok, Object.normalize(activity)}
             e -> e
           end
       end

lib/pleroma/web/activity_pub/relay.ex

@@ -41,7 +41,7 @@ def unfollow(target_instance) do
 
   def publish(%Activity{data: %{"type" => "Create"}} = activity) do
     with %User{} = user <- get_actor(),
-         %Object{} = object <- Object.normalize(activity.data["object"]["id"]) do
+         %Object{} = object <- Object.normalize(activity) do
       ActivityPub.announce(user, object, nil, true, false)
     else
       e -> Logger.error("error: #{inspect(e)}")

lib/pleroma/web/activity_pub/utils.ex

@@ -209,12 +209,12 @@ def lazy_put_object_defaults(map, activity \\ %{}) do
   """
   def insert_full_object(%{"object" => %{"type" => type} = object_data})
       when is_map(object_data) and type in @supported_object_types do
-    with {:ok, _} <- Object.create(object_data) do
-      :ok
+    with {:ok, object} <- Object.create(object_data) do
+      {:ok, object}
     end
   end
 
-  def insert_full_object(_), do: :ok
+  def insert_full_object(_), do: {:ok, nil}
 
   def update_object_in_activities(%{data: %{"id" => id}} = object) do
     # TODO

lib/pleroma/web/activity_pub/views/object_view.ex

@@ -17,7 +17,7 @@ def render("object.json", %{object: %Object{} = object}) do
 
   def render("object.json", %{object: %Activity{data: %{"type" => "Create"}} = activity}) do
     base = Pleroma.Web.ActivityPub.Utils.make_json_ld_header()
-    object = Object.normalize(activity.data["object"])
+    object = Object.normalize(activity)
 
     additional =
       Transmogrifier.prepare_object(activity.data)
@@ -28,7 +28,7 @@ def render("object.json", %{object: %Activity{data: %{"type" => "Create"}} = act
 
   def render("object.json", %{object: %Activity{} = activity}) do
     base = Pleroma.Web.ActivityPub.Utils.make_json_ld_header()
-    object = Object.normalize(activity.data["object"])
+    object = Object.normalize(activity)
 
     additional =
       Transmogrifier.prepare_object(activity.data)

lib/pleroma/web/common_api/common_api.ex

@@ -6,7 +6,6 @@ defmodule Pleroma.Web.CommonAPI do
   alias Pleroma.Activity
   alias Pleroma.Formatter
   alias Pleroma.Object
-  alias Pleroma.Repo
   alias Pleroma.ThreadMute
   alias Pleroma.User
   alias Pleroma.Web.ActivityPub.ActivityPub
@@ -64,8 +63,9 @@ def reject_follow_request(follower, followed) do
   end
 
   def delete(activity_id, user) do
-    with %Activity{data: %{"object" => %{"id" => object_id}}} <- Repo.get(Activity, activity_id),
-         %Object{} = object <- Object.normalize(object_id),
+    with %Activity{data: %{"object" => _}} = activity <-
+           Activity.get_by_id_with_object(activity_id),
+         %Object{} = object <- Object.normalize(activity),
          true <- User.superuser?(user) || user.ap_id == object.data["actor"],
          {:ok, _} <- unpin(activity_id, user),
          {:ok, delete} <- ActivityPub.delete(object) do
@@ -75,7 +75,7 @@ def delete(activity_id, user) do
 
   def repeat(id_or_ap_id, user) do
     with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
-         object <- Object.normalize(activity.data["object"]["id"]),
+         object <- Object.normalize(activity),
          nil <- Utils.get_existing_announce(user.ap_id, object) do
       ActivityPub.announce(user, object)
     else
@@ -86,7 +86,7 @@ def repeat(id_or_ap_id, user) do
 
   def unrepeat(id_or_ap_id, user) do
     with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
-         object <- Object.normalize(activity.data["object"]["id"]) do
+         object <- Object.normalize(activity) do
       ActivityPub.unannounce(user, object)
     else
       _ ->
@@ -96,7 +96,7 @@ def unrepeat(id_or_ap_id, user) do
 
   def favorite(id_or_ap_id, user) do
     with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
-         object <- Object.normalize(activity.data["object"]["id"]),
+         object <- Object.normalize(activity),
          nil <- Utils.get_existing_like(user.ap_id, object) do
       ActivityPub.like(user, object)
     else
@@ -107,7 +107,7 @@ def favorite(id_or_ap_id, user) do
 
   def unfavorite(id_or_ap_id, user) do
     with %Activity{} = activity <- get_by_id_or_ap_id(id_or_ap_id),
-         object <- Object.normalize(activity.data["object"]["id"]) do
+         object <- Object.normalize(activity) do
       ActivityPub.unlike(user, object)
     else
       _ ->

lib/pleroma/web/common_api/utils.ex

@@ -17,13 +17,14 @@ defmodule Pleroma.Web.CommonAPI.Utils do
 
   # This is a hack for twidere.
   def get_by_id_or_ap_id(id) do
-    activity = Repo.get(Activity, id) || Activity.get_create_by_object_ap_id(id)
+    activity =
+      Activity.get_by_id_with_object(id) || Activity.get_create_by_object_ap_id_with_object(id)
 
     activity &&
       if activity.data["type"] == "Create" do
         activity
       else
-        Activity.get_create_by_object_ap_id(activity.data["object"])
+        Activity.get_create_by_object_ap_id_with_object(activity.data["object"])
       end
   end
 
@@ -302,10 +303,10 @@ def maybe_notify_to_recipients(
 
   def maybe_notify_mentioned_recipients(
         recipients,
-        %Activity{data: %{"to" => _to, "type" => type} = data} = _activity
+        %Activity{data: %{"to" => _to, "type" => type} = data} = activity
       )
       when type == "Create" do
-    object = Object.normalize(data["object"])
+    object = Object.normalize(activity)
 
     object_data =
       cond do

lib/pleroma/web/ostatus/handlers/note_handler.ex

@@ -106,7 +106,7 @@ def fetch_replied_to_activity(entry, in_reply_to) do
   # TODO: Clean this up a bit.
   def handle_note(entry, doc \\ nil) do
     with id <- XML.string_from_xpath("//id", entry),
-         activity when is_nil(activity) <- Activity.get_create_by_object_ap_id(id),
+         activity when is_nil(activity) <- Activity.get_create_by_object_ap_id_with_object(id),
          [author] <- :xmerl_xpath.string('//author[1]', doc),
          {:ok, actor} <- OStatus.find_make_or_update_user(author),
          content_html <- OStatus.get_content(entry),

lib/pleroma/web/ostatus/ostatus.ex

@@ -23,8 +23,8 @@ defmodule Pleroma.Web.OStatus do
   alias Pleroma.Web.WebFinger
   alias Pleroma.Web.Websub
 
-  def is_representable?(%Activity{data: data}) do
-    object = Object.normalize(data["object"])
+  def is_representable?(%Activity{} = activity) do
+    object = Object.normalize(activity)
 
     cond do
       is_nil(object) ->
@@ -119,7 +119,7 @@ def handle_incoming(xml_string) do
 
   def make_share(entry, doc, retweeted_activity) do
     with {:ok, actor} <- find_make_or_update_user(doc),
-         %Object{} = object <- Object.normalize(retweeted_activity.data["object"]),
+         %Object{} = object <- Object.normalize(retweeted_activity),
          id when not is_nil(id) <- string_from_xpath("/entry/id", entry),
          {:ok, activity, _object} = ActivityPub.announce(actor, object, id, false) do
       {:ok, activity}
@@ -137,7 +137,7 @@ def handle_share(entry, doc) do
 
   def make_favorite(entry, doc, favorited_activity) do
     with {:ok, actor} <- find_make_or_update_user(doc),
-         %Object{} = object <- Object.normalize(favorited_activity.data["object"]),
+         %Object{} = object <- Object.normalize(favorited_activity),
          id when not is_nil(id) <- string_from_xpath("/entry/id", entry),
          {:ok, activity, _object} = ActivityPub.like(actor, object, id, false) do
       {:ok, activity}
@@ -159,7 +159,7 @@ def get_or_try_fetching(entry) do
     Logger.debug("Trying to get entry from db")
 
     with id when not is_nil(id) <- string_from_xpath("//activity:object[1]/id", entry),
-         %Activity{} = activity <- Activity.get_create_by_object_ap_id(id) do
+         %Activity{} = activity <- Activity.get_create_by_object_ap_id_with_object(id) do
       {:ok, activity}
     else
       _ ->

lib/pleroma/web/ostatus/ostatus_controller.ex

@@ -102,7 +102,8 @@ def object(conn, %{"uuid" => uuid}) do
       ActivityPubController.call(conn, :object)
     else
       with id <- o_status_url(conn, :object, uuid),
-           {_, %Activity{} = activity} <- {:activity, Activity.get_create_by_object_ap_id(id)},
+           {_, %Activity{} = activity} <-
+             {:activity, Activity.get_create_by_object_ap_id_with_object(id)},
            {_, true} <- {:public?, Visibility.is_public?(activity)},
            %User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
         case get_format(conn) do
@@ -148,13 +149,13 @@ def activity(conn, %{"uuid" => uuid}) do
   end
 
   def notice(conn, %{"id" => id}) do
-    with {_, %Activity{} = activity} <- {:activity, Activity.get_by_id(id)},
+    with {_, %Activity{} = activity} <- {:activity, Activity.get_by_id_with_object(id)},
          {_, true} <- {:public?, Visibility.is_public?(activity)},
          %User{} = user <- User.get_cached_by_ap_id(activity.data["actor"]) do
       case format = get_format(conn) do
         "html" ->
           if activity.data["type"] == "Create" do
-            %Object{} = object = Object.normalize(activity.data["object"])
+            %Object{} = object = Object.normalize(activity)
 
             Fallback.RedirectController.redirector_with_meta(conn, %{
               activity_id: activity.id,
@@ -191,9 +192,9 @@ def notice(conn, %{"id" => id}) do
 
   # Returns an HTML embedded <audio> or <video> player suitable for embed iframes.
   def notice_player(conn, %{"id" => id}) do
-    with %Activity{data: %{"type" => "Create"}} = activity <- Activity.get_by_id(id),
+    with %Activity{data: %{"type" => "Create"}} = activity <- Activity.get_by_id_with_object(id),
          true <- Visibility.is_public?(activity),
-         %Object{} = object <- Object.normalize(activity.data["object"]),
+         %Object{} = object <- Object.normalize(activity),
          %{data: %{"attachment" => [%{"url" => [url | _]} | _]}} <- object,
          true <- String.starts_with?(url["mediaType"], ["audio", "video"]) do
       conn
@@ -219,7 +220,7 @@ defp represent_activity(
          %Activity{data: %{"type" => "Create"}} = activity,
          _user
        ) do
-    object = Object.normalize(activity.data["object"])
+    object = Object.normalize(activity)
 
     conn
     |> put_resp_header("content-type", "application/activity+json")

lib/pleroma/web/rich_media/helpers.ex

@@ -21,9 +21,9 @@ defp validate_page_url(%URI{scheme: nil}), do: :error
   defp validate_page_url(%URI{}), do: :ok
   defp validate_page_url(_), do: :error
 
-  def fetch_data_for_activity(%Activity{} = activity) do
+  def fetch_data_for_activity(%Activity{data: %{"type" => "Create"}} = activity) do
     with true <- Pleroma.Config.get([:rich_media, :enabled]),
-         %Object{} = object <- Object.normalize(activity.data["object"]),
+         %Object{} = object <- Object.normalize(activity),
          {:ok, page_url} <- HTML.extract_first_external_url(object, object.data["content"]),
          :ok <- validate_page_url(page_url),
          {:ok, rich_media} <- Parser.parse(page_url) do
@@ -32,4 +32,6 @@ def fetch_data_for_activity(%Activity{} = activity) do
       _ -> %{}
     end
   end
+
+  def fetch_data_for_activity(_), do: %{}
 end

lib/pleroma/web/streamer.ex

@@ -202,7 +202,7 @@ def push_to_socket(topics, topic, %Activity{data: %{"type" => "Announce"}} = ite
         mutes = user.info.mutes || []
         reblog_mutes = user.info.muted_reblogs || []
 
-        parent = Object.normalize(item.data["object"])
+        parent = Object.normalize(item)
 
         unless is_nil(parent) or item.actor in blocks or item.actor in mutes or
                  item.actor in reblog_mutes or not ActivityPub.contain_activity(item, user) or

test/tasks/relay_test.exs

@@ -60,7 +60,8 @@ test "relay is unfollowed" do
         ActivityPub.fetch_activities([], %{
           "type" => "Undo",
           "actor_id" => follower_id,
-          "limit" => 1
+          "limit" => 1,
+          "skip_preload" => true
         })
 
       assert undo_activity.data["type"] == "Undo"

test/web/activity_pub/activity_pub_test.exs

@@ -140,7 +140,7 @@ test "returns the activity if one with the same id is already in" do
       activity = insert(:note_activity)
       {:ok, new_activity} = ActivityPub.insert(activity.data)
 
-      assert activity == new_activity
+      assert activity.id == new_activity.id
     end
 
     test "inserts a given map into the activity database, giving it an id if it has none." do
@@ -270,7 +270,8 @@ test "doesn't return blocked activities" do
     booster = insert(:user)
     {:ok, user} = User.block(user, %{ap_id: activity_one.data["actor"]})
 
-    activities = ActivityPub.fetch_activities([], %{"blocking_user" => user})
+    activities =
+      ActivityPub.fetch_activities([], %{"blocking_user" => user, "skip_preload" => true})
 
     assert Enum.member?(activities, activity_two)
     assert Enum.member?(activities, activity_three)
@@ -278,7 +279,8 @@ test "doesn't return blocked activities" do
 
     {:ok, user} = User.unblock(user, %{ap_id: activity_one.data["actor"]})
 
-    activities = ActivityPub.fetch_activities([], %{"blocking_user" => user})
+    activities =
+      ActivityPub.fetch_activities([], %{"blocking_user" => user, "skip_preload" => true})
 
     assert Enum.member?(activities, activity_two)
     assert Enum.member?(activities, activity_three)
@@ -289,14 +291,16 @@ test "doesn't return blocked activities" do
     %Activity{} = boost_activity = Activity.get_create_by_object_ap_id(id)
     activity_three = Repo.get(Activity, activity_three.id)
 
-    activities = ActivityPub.fetch_activities([], %{"blocking_user" => user})
+    activities =
+      ActivityPub.fetch_activities([], %{"blocking_user" => user, "skip_preload" => true})
 
     assert Enum.member?(activities, activity_two)
     refute Enum.member?(activities, activity_three)
     refute Enum.member?(activities, boost_activity)
     assert Enum.member?(activities, activity_one)
 
-    activities = ActivityPub.fetch_activities([], %{"blocking_user" => nil})
+    activities =
+      ActivityPub.fetch_activities([], %{"blocking_user" => nil, "skip_preload" => true})
 
     assert Enum.member?(activities, activity_two)
     assert Enum.member?(activities, activity_three)
@@ -312,14 +316,20 @@ test "doesn't return muted activities" do
     booster = insert(:user)
     {:ok, user} = User.mute(user, %User{ap_id: activity_one.data["actor"]})
 
-    activities = ActivityPub.fetch_activities([], %{"muting_user" => user})
+    activities =
+      ActivityPub.fetch_activities([], %{"muting_user" => user, "skip_preload" => true})
 
     assert Enum.member?(activities, activity_two)
     assert Enum.member?(activities, activity_three)
     refute Enum.member?(activities, activity_one)
 
     # Calling with 'with_muted' will deliver muted activities, too.
-    activities = ActivityPub.fetch_activities([], %{"muting_user" => user, "with_muted" => true})
+    activities =
+      ActivityPub.fetch_activities([], %{
+        "muting_user" => user,
+        "with_muted" => true,
+        "skip_preload" => true
+      })
 
     assert Enum.member?(activities, activity_two)
     assert Enum.member?(activities, activity_three)
@@ -327,7 +337,8 @@ test "doesn't return muted activities" do
 
     {:ok, user} = User.unmute(user, %User{ap_id: activity_one.data["actor"]})
 
-    activities = ActivityPub.fetch_activities([], %{"muting_user" => user})
+    activities =
+      ActivityPub.fetch_activities([], %{"muting_user" => user, "skip_preload" => true})
 
     assert Enum.member?(activities, activity_two)
     assert Enum.member?(activities, activity_three)
@@ -338,14 +349,15 @@ test "doesn't return muted activities" do
     %Activity{} = boost_activity = Activity.get_create_by_object_ap_id(id)
     activity_three = Repo.get(Activity, activity_three.id)
 
-    activities = ActivityPub.fetch_activities([], %{"muting_user" => user})
+    activities =
+      ActivityPub.fetch_activities([], %{"muting_user" => user, "skip_preload" => true})
 
     assert Enum.member?(activities, activity_two)
     refute Enum.member?(activities, activity_three)
     refute Enum.member?(activities, boost_activity)
     assert Enum.member?(activities, activity_one)
 
-    activities = ActivityPub.fetch_activities([], %{"muting_user" => nil})
+    activities = ActivityPub.fetch_activities([], %{"muting_user" => nil, "skip_preload" => true})
 
     assert Enum.member?(activities, activity_two)
     assert Enum.member?(activities, activity_three)