1 # Pleroma: A lightweight social networking server
2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
3 # SPDX-License-Identifier: AGPL-3.0-only
5 defmodule Pleroma.Web.ActivityPub.Visibility do
11 def is_public?(%Object{data: %{"type" => "Tombstone"}}), do: false
12 def is_public?(%Object{data: data}), do: is_public?(data)
13 def is_public?(%Activity{data: data}), do: is_public?(data)
14 def is_public?(%{"directMessage" => true}), do: false
16 def is_public?(data) do
17 "https://www.w3.org/ns/activitystreams#Public" in (data["to"] ++ (data["cc"] || []))
20 def is_private?(activity) do
21 with false <- is_public?(activity),
22 %User{follower_address: follower_address} <-
23 User.get_cached_by_ap_id(activity.data["actor"]) do
24 follower_address in activity.data["to"]
30 def is_direct?(%Activity{data: %{"directMessage" => true}}), do: true
31 def is_direct?(%Object{data: %{"directMessage" => true}}), do: true
33 def is_direct?(activity) do
34 !is_public?(activity) && !is_private?(activity)
37 def visible_for_user?(activity, nil) do
41 def visible_for_user?(activity, user) do
42 x = [user.ap_id | user.following]
43 y = [activity.actor] ++ activity.data["to"] ++ (activity.data["cc"] || [])
44 visible_for_user?(activity, nil) || Enum.any?(x, &(&1 in y))
47 def entire_thread_visible_for_user?(%Activity{} = activity, %User{} = user) do
48 {:ok, %{rows: [[result]]}} =
49 Ecto.Adapters.SQL.query(Repo, "SELECT thread_visibility($1, $2)", [
57 def get_visibility(object) do
58 public = "https://www.w3.org/ns/activitystreams#Public"
59 to = object.data["to"] || []
60 cc = object.data["cc"] || []
69 # this should use the sql for the object's activity
70 Enum.any?(to, &String.contains?(&1, "/followers")) ->
73 object.data["directMessage"] == true ->