# Pleroma: A lightweight social networking server # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Signature do @behaviour HTTPSignatures.Adapter alias Pleroma.User alias Pleroma.Web.ActivityPub.ActivityPub alias Pleroma.Web.ActivityPub.Utils alias Pleroma.Web.Salmon alias Pleroma.Web.WebFinger def fetch_public_key(conn) do with actor_id <- Utils.get_ap_id(conn.params["actor"]), {:ok, public_key} <- User.get_public_key_for_ap_id(actor_id) do {:ok, public_key} else e -> {:error, e} end end def refetch_public_key(conn) do with actor_id <- Utils.get_ap_id(conn.params["actor"]), {:ok, _user} <- ActivityPub.make_user_from_ap_id(actor_id), {:ok, public_key} <- User.get_public_key_for_ap_id(actor_id) do {:ok, public_key} else e -> {:error, e} end end def sign(%User{} = user, headers) do with {:ok, %{info: %{keys: keys}}} <- WebFinger.ensure_keys_present(user), {:ok, private_key, _} <- Salmon.keys_from_pem(keys) do HTTPSignatures.sign(private_key, user.ap_id <> "#main-key", headers) end end end