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diff --git a/lib/pleroma/web/activity_pub/visibility.ex b/lib/pleroma/web/activity_pub/visibility.ex
index b393947fe..903804d0d 100644
--- a/lib/pleroma/web/activity_pub/visibility.ex
+++ b/lib/pleroma/web/activity_pub/visibility.ex
@@ -1,173 +1,170 @@
# Pleroma: A lightweight social networking server
# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.Visibility do
alias Pleroma.Activity
alias Pleroma.Object
alias Pleroma.Repo
alias Pleroma.User
alias Pleroma.Web.ActivityPub.Utils
require Pleroma.Constants
@spec public?(Object.t() | Activity.t() | map()) :: boolean()
def public?(%Object{data: %{"type" => "Tombstone"}}), do: false
def public?(%Object{data: data}), do: public?(data)
def public?(%Activity{data: %{"type" => "Move"}}), do: true
def public?(%Activity{data: data}), do: public?(data)
def public?(%{"directMessage" => true}), do: false
def public?(data) do
Utils.label_in_message?(Pleroma.Constants.as_public(), data) or
Utils.label_in_message?(Utils.as_local_public(), data)
end
def local_public?(%Object{data: data}), do: local_public?(data)
def local_public?(%Activity{data: data}), do: local_public?(data)
def local_public?(data) do
Utils.label_in_message?(Utils.as_local_public(), data) and
not Utils.label_in_message?(Pleroma.Constants.as_public(), data)
end
def private?(activity) do
with false <- public?(activity),
%User{follower_address: follower_address} <-
User.get_cached_by_ap_id(activity.data["actor"]) do
follower_address in activity.data["to"]
else
_ -> false
end
end
def announceable?(activity, user, public \\ true) do
public?(activity) ||
(!public && private?(activity) && activity.data["actor"] == user.ap_id)
end
def direct?(%Activity{data: %{"directMessage" => true}}), do: true
def direct?(%Object{data: %{"directMessage" => true}}), do: true
def direct?(activity) do
!public?(activity) && !private?(activity)
end
def list?(%{data: %{"listMessage" => _}}), do: true
def list?(_), do: false
@spec visible_for_user?(Object.t() | Activity.t() | nil, User.t() | nil) :: boolean()
def visible_for_user?(%Object{data: %{"type" => "Tombstone"}}, _), do: false
def visible_for_user?(%Activity{actor: ap_id}, %User{ap_id: ap_id}), do: true
def visible_for_user?(%Object{data: %{"actor" => ap_id}}, %User{ap_id: ap_id}), do: true
def visible_for_user?(nil, _), do: false
def visible_for_user?(%Activity{data: %{"listMessage" => _}}, nil), do: false
def visible_for_user?(
%Activity{data: %{"listMessage" => list_ap_id}} = activity,
%User{} = user
) do
user.ap_id in activity.data["to"] ||
list_ap_id
|> Pleroma.List.get_by_ap_id()
|> Pleroma.List.member?(user)
end
- def visible_for_user?(%Activity{data: _, object: %Object{data: _} = object} = activity, nil) do
+ def visible_for_user?(%Activity{object: %Object{} = object} = activity, nil) do
activity_visibility? = restrict_unauthenticated_access?(activity)
activity_public? = public?(activity) and not local_public?(activity)
object_visibility? = restrict_unauthenticated_access?(object)
object_public? = public?(object) and not local_public?(object)
# Activity could be local, but object might not (Announce/Like)
cond do
- activity_visibility? == true and object_visibility? == true ->
- false
-
activity_visibility? or object_visibility? ->
false
true ->
activity_public? and object_public?
end
end
def visible_for_user?(%{__struct__: module} = message, nil)
when module in [Activity, Object] do
if restrict_unauthenticated_access?(message),
do: false,
else: public?(message) and not local_public?(message)
end
def visible_for_user?(%{__struct__: module} = message, user)
when module in [Activity, Object] do
x = [user.ap_id | User.following(user)]
y = [message.data["actor"]] ++ message.data["to"] ++ (message.data["cc"] || [])
user_is_local = user.local
federatable = not local_public?(message)
(public?(message) || Enum.any?(x, &(&1 in y))) and (user_is_local || federatable)
end
def entire_thread_visible_for_user?(%Activity{} = activity, %User{} = user) do
{:ok, %{rows: [[result]]}} =
Ecto.Adapters.SQL.query(Repo, "SELECT thread_visibility($1, $2)", [
user.ap_id,
activity.data["id"]
])
result
end
def restrict_unauthenticated_access?(%Activity{local: local}) do
restrict_unauthenticated_access_to_activity?(local)
end
def restrict_unauthenticated_access?(%Object{} = object) do
object
|> Object.local?()
|> restrict_unauthenticated_access_to_activity?()
end
def restrict_unauthenticated_access?(%User{} = user) do
User.visible_for(user, _reading_user = nil)
end
defp restrict_unauthenticated_access_to_activity?(local?) when is_boolean(local?) do
cfg_key = if local?, do: :local, else: :remote
Pleroma.Config.restrict_unauthenticated_access?(:activities, cfg_key)
end
def get_visibility(object) do
to = object.data["to"] || []
cc = object.data["cc"] || []
cond do
Pleroma.Constants.as_public() in to ->
"public"
Pleroma.Constants.as_public() in cc ->
"unlisted"
Utils.as_local_public() in to ->
"local"
# this should use the sql for the object's activity
Enum.any?(to, &String.contains?(&1, "/followers")) ->
"private"
object.data["directMessage"] == true ->
"direct"
is_binary(object.data["listMessage"]) ->
"list"
length(cc) > 0 ->
"private"
true ->
"direct"
end
end
end

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