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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.Auth.Authenticator do
   6   alias Pleroma.User
   7
   8   def implementation do
   9     Pleroma.Config.get(
  10       Pleroma.Web.Auth.Authenticator,
  11       Pleroma.Web.Auth.PleromaAuthenticator
  12     )
  13   end
  14
  15   @callback get_user(Plug.Conn.t()) :: {:ok, User.t()} | {:error, any()}
  16   def get_user(plug), do: implementation().get_user(plug)
  17
  18   @callback handle_error(Plug.Conn.t(), any()) :: any()
  19   def handle_error(plug, error), do: implementation().handle_error(plug, error)
  20
  21   @callback auth_template() :: String.t() | nil
  22   def auth_template do
  23     implementation().auth_template() || Pleroma.Config.get(:auth_template, "show.html")
  24   end
  25 end