+ def fetch_follow_information_for_user(user) do
+ with {:ok, following_data} <-
+ Fetcher.fetch_and_contain_remote_object_from_id(user.following_address),
+ following_count when is_integer(following_count) <- following_data["totalItems"],
+ {:ok, hide_follows} <- collection_private(following_data),
+ {:ok, followers_data} <-
+ Fetcher.fetch_and_contain_remote_object_from_id(user.follower_address),
+ followers_count when is_integer(followers_count) <- followers_data["totalItems"],
+ {:ok, hide_followers} <- collection_private(followers_data) do
+ {:ok,
+ %{
+ hide_follows: hide_follows,
+ follower_count: followers_count,
+ following_count: following_count,
+ hide_followers: hide_followers
+ }}
+ else
+ {:error, _} = e ->
+ e
+
+ e ->
+ {:error, e}
+ end
+ end
+
+ defp maybe_update_follow_information(data) do
+ with {:enabled, true} <-
+ {:enabled, Pleroma.Config.get([:instance, :external_user_synchronization])},
+ {:ok, info} <- fetch_follow_information_for_user(data) do
+ info = Map.merge(data.info, info)
+ Map.put(data, :info, info)
+ else
+ {:enabled, false} ->
+ data
+
+ e ->
+ Logger.error(
+ "Follower/Following counter update for #{data.ap_id} failed.\n" <> inspect(e)
+ )
+
+ data
+ end
+ end
+
+ defp collection_private(data) do
+ if is_map(data["first"]) and
+ data["first"]["type"] in ["CollectionPage", "OrderedCollectionPage"] do
+ {:ok, false}
+ else
+ with {:ok, %{"type" => type}} when type in ["CollectionPage", "OrderedCollectionPage"] <-
+ Fetcher.fetch_and_contain_remote_object_from_id(data["first"]) do
+ {:ok, false}
+ else
+ {:error, {:ok, %{status: code}}} when code in [401, 403] ->
+ {:ok, true}
+
+ {:error, _} = e ->
+ e
+
+ e ->
+ {:error, e}
+ end
+ end
+ end
+