+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 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 is_public?(Object.t() | Activity.t() | map()) :: boolean()
def is_public?(%Object{data: %{"type" => "Tombstone"}}), do: false
def is_public?(%Object{data: data}), do: is_public?(data)
+ def is_public?(%Activity{data: %{"type" => "Move"}}), do: true
def is_public?(%Activity{data: data}), do: is_public?(data)
def is_public?(%{"directMessage" => true}), do: false
-
- def is_public?(data) do
- "https://www.w3.org/ns/activitystreams#Public" in (data["to"] ++ (data["cc"] || []))
- end
+ def is_public?(data), do: Utils.label_in_message?(Pleroma.Constants.as_public(), data)
def is_private?(activity) do
- unless is_public?(activity) do
- follower_address = User.get_cached_by_ap_id(activity.data["actor"]).follower_address
- Enum.any?(activity.data["to"], &(&1 == follower_address))
+ with false <- is_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
+ _ -> false
end
end
+ def is_announceable?(activity, user, public \\ true) do
+ is_public?(activity) ||
+ (!public && is_private?(activity) && activity.data["actor"] == user.ap_id)
+ end
+
def is_direct?(%Activity{data: %{"directMessage" => true}}), do: true
def is_direct?(%Object{data: %{"directMessage" => true}}), do: true
!is_public?(activity) && !is_private?(activity)
end
- def visible_for_user?(activity, nil) do
- is_public?(activity)
+ def is_list?(%{data: %{"listMessage" => _}}), do: true
+ def is_list?(_), do: false
+
+ @spec visible_for_user?(Activity.t(), User.t() | nil) :: boolean()
+ def visible_for_user?(%{actor: ap_id}, %User{ap_id: ap_id}), do: true
+
+ def visible_for_user?(%{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?(%{data: %{"listMessage" => _}}, nil), do: false
+
+ def visible_for_user?(%{local: local} = activity, nil) do
+ cfg_key =
+ if local,
+ do: :local,
+ else: :remote
+
+ if Pleroma.Config.get([:restrict_unauthenticated, :activities, cfg_key]),
+ do: false,
+ else: is_public?(activity)
end
def visible_for_user?(activity, user) do
- x = [user.ap_id | user.following]
+ x = [user.ap_id | User.following(user)]
y = [activity.actor] ++ activity.data["to"] ++ (activity.data["cc"] || [])
- visible_for_user?(activity, nil) || Enum.any?(x, &(&1 in y))
+ is_public?(activity) || Enum.any?(x, &(&1 in y))
+ 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
- # guard
- def entire_thread_visible_for_user?(nil, _user), do: false
+ 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"
+
+ # 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"
- # XXX: Probably even more inefficient than the previous implementation, intended to be a placeholder untill https://git.pleroma.social/pleroma/pleroma/merge_requests/971 is in develop
- def entire_thread_visible_for_user?(
- %Activity{} = tail,
- # %Activity{data: %{"object" => %{"inReplyTo" => parent_id}}} = tail,
- user
- ) do
- case Object.normalize(tail) do
- %{data: %{"inReplyTo" => parent_id}} when is_binary(parent_id) ->
- parent = Activity.get_in_reply_to_activity(tail)
- visible_for_user?(tail, user) && entire_thread_visible_for_user?(parent, user)
+ length(cc) > 0 ->
+ "private"
- _ ->
- visible_for_user?(tail, user)
+ true ->
+ "direct"
end
end
end