# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.ActivityPubController do
alias Pleroma.Web.ActivityPub.UserView
alias Pleroma.Web.ActivityPub.Utils
alias Pleroma.Web.ActivityPub.Visibility
+ alias Pleroma.Web.FederatingPlug
alias Pleroma.Web.Federator
require Logger
action_fallback(:errors)
+ # Note: some of the following actions (like :update_inbox) may be server-to-server as well
+ @client_to_server_actions [
+ :whoami,
+ :read_inbox,
+ :outbox,
+ :update_outbox,
+ :upload_media,
+ :followers,
+ :following
+ ]
+
+ plug(FederatingPlug when action not in @client_to_server_actions)
+
plug(
Pleroma.Plugs.Cache,
[query_params: false, tracking_fun: &__MODULE__.track_object_fetch/2]
when action in [:activity, :object]
)
- plug(Pleroma.Web.FederatingPlug when action in [:inbox, :relay])
plug(:set_requester_reachable when action in [:inbox])
plug(:relay_active? when action in [:relay])
end
def user(conn, %{"nickname" => nickname}) do
- with %User{} = user <- User.get_cached_by_nickname(nickname),
+ with %User{local: true} = user <- User.get_cached_by_nickname(nickname),
{:ok, user} <- User.ensure_keys_present(user) do
conn
|> put_resp_content_type("application/activity+json")
|> render("user.json", %{user: user})
else
nil -> {:error, :not_found}
+ %{local: false} -> {:error, :not_found}
end
end
# GET /relay/following
def following(%{assigns: %{relay: true}} = conn, _params) do
- conn
- |> put_resp_content_type("application/activity+json")
- |> put_view(UserView)
- |> render("following.json", %{user: Relay.get_actor()})
+ if FederatingPlug.federating?() do
+ conn
+ |> put_resp_content_type("application/activity+json")
+ |> put_view(UserView)
+ |> render("following.json", %{user: Relay.get_actor()})
+ else
+ FederatingPlug.fail(conn)
+ end
end
def following(%{assigns: %{user: for_user}} = conn, %{"nickname" => nickname, "page" => page}) do
with %User{} = user <- User.get_cached_by_nickname(nickname),
{user, for_user} <- ensure_user_keys_present_and_maybe_refresh_for_user(user, for_user),
{:show_follows, true} <-
- {:show_follows, (for_user && for_user == user) || !user.info.hide_follows} do
+ {:show_follows, (for_user && for_user == user) || !user.hide_follows} do
{page, _} = Integer.parse(page)
conn
# GET /relay/followers
def followers(%{assigns: %{relay: true}} = conn, _params) do
- conn
- |> put_resp_content_type("application/activity+json")
- |> put_view(UserView)
- |> render("followers.json", %{user: Relay.get_actor()})
+ if FederatingPlug.federating?() do
+ conn
+ |> put_resp_content_type("application/activity+json")
+ |> put_view(UserView)
+ |> render("followers.json", %{user: Relay.get_actor()})
+ else
+ FederatingPlug.fail(conn)
+ end
end
def followers(%{assigns: %{user: for_user}} = conn, %{"nickname" => nickname, "page" => page}) do
with %User{} = user <- User.get_cached_by_nickname(nickname),
{user, for_user} <- ensure_user_keys_present_and_maybe_refresh_for_user(user, for_user),
{:show_followers, true} <-
- {:show_followers, (for_user && for_user == user) || !user.info.hide_followers} do
+ {:show_followers, (for_user && for_user == user) || !user.hide_followers} do
{page, _} = Integer.parse(page)
conn
json(conn, "ok")
end
- # only accept relayed Creates
- def inbox(conn, %{"type" => "Create"} = params) do
- Logger.info(
+ # POST /relay/inbox -or- POST /internal/fetch/inbox
+ def inbox(conn, params) do
+ if params["type"] == "Create" && FederatingPlug.federating?() do
+ post_inbox_relayed_create(conn, params)
+ else
+ post_inbox_fallback(conn, params)
+ end
+ end
+
+ defp post_inbox_relayed_create(conn, params) do
+ Logger.debug(
"Signature missing or not from author, relayed Create message, fetching object from source"
)
json(conn, "ok")
end
- def inbox(conn, params) do
+ defp post_inbox_fallback(conn, params) do
headers = Enum.into(conn.req_headers, %{})
if String.contains?(headers["signature"], params["actor"]) do
- Logger.info(
+ Logger.debug(
"Signature validation error for: #{params["actor"]}, make sure you are forwarding the HTTP Host header!"
)
- Logger.info(inspect(conn.req_headers))
+ Logger.debug(inspect(conn.req_headers))
end
json(conn, dgettext("errors", "error"))
def whoami(_conn, _params), do: {:error, :not_found}
def read_inbox(
- %{assigns: %{user: %{nickname: nickname} = user}} = conn,
+ %{assigns: %{user: %User{nickname: nickname} = user}} = conn,
%{"nickname" => nickname, "page" => page?} = params
)
when page? in [true, "true"] do
activities =
if params["max_id"] do
- ActivityPub.fetch_activities([user.ap_id | user.following], %{
+ ActivityPub.fetch_activities([user.ap_id | User.following(user)], %{
"max_id" => params["max_id"],
"limit" => 10
})
else
- ActivityPub.fetch_activities([user.ap_id | user.following], %{"limit" => 10})
+ ActivityPub.fetch_activities([user.ap_id | User.following(user)], %{"limit" => 10})
end
conn
})
end
- def read_inbox(%{assigns: %{user: %{nickname: nickname} = user}} = conn, %{
+ def read_inbox(%{assigns: %{user: %User{nickname: nickname} = user}} = conn, %{
"nickname" => nickname
}) do
with {:ok, user} <- User.ensure_keys_present(user) do
|> json(err)
end
- def read_inbox(%{assigns: %{user: %{nickname: as_nickname}}} = conn, %{
+ def read_inbox(%{assigns: %{user: %User{nickname: as_nickname}}} = conn, %{
"nickname" => nickname
}) do
err =
|> json(err)
end
- def handle_user_activity(user, %{"type" => "Create"} = params) do
+ def handle_user_activity(%User{} = user, %{"type" => "Create"} = params) do
object =
params["object"]
|> Map.merge(Map.take(params, ["to", "cc"]))
})
end
- def handle_user_activity(user, %{"type" => "Delete"} = params) do
+ def handle_user_activity(%User{} = user, %{"type" => "Delete"} = params) do
with %Object{} = object <- Object.normalize(params["object"]),
- true <- user.info.is_moderator || user.ap_id == object.data["actor"],
+ true <- user.is_moderator || user.ap_id == object.data["actor"],
{:ok, delete} <- ActivityPub.delete(object) do
{:ok, delete}
else
end
end
- def handle_user_activity(user, %{"type" => "Like"} = params) do
+ def handle_user_activity(%User{} = user, %{"type" => "Like"} = params) do
with %Object{} = object <- Object.normalize(params["object"]),
{:ok, activity, _object} <- ActivityPub.like(user, object) do
{:ok, activity}
end
end
- def update_outbox(%{assigns: %{user: user}} = conn, %{"nickname" => nickname} = _) do
+ def update_outbox(%{assigns: %{user: %User{} = user}} = conn, %{"nickname" => nickname}) do
err =
dgettext("errors", "can't update outbox of %{nickname} as %{as_nickname}",
nickname: nickname,
- HTTP Code: 201 Created
- HTTP Body: ActivityPub object to be inserted into another's `attachment` field
"""
- def upload_media(%{assigns: %{user: user}} = conn, %{"file" => file} = data) do
+ def upload_media(%{assigns: %{user: %User{} = user}} = conn, %{"file" => file} = data) do
with {:ok, object} <-
ActivityPub.upload(
file,