# Pleroma: A lightweight social networking server
-# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.OAuth.Scopes do
@doc """
Validates scopes.
"""
- @spec validate(list() | nil, list()) ::
- {:ok, list()} | {:error, :missing_scopes | :unsupported_scopes}
- def validate(blank_scopes, _app_scopes) when blank_scopes in [nil, []],
+ @spec validate(list() | nil, list(), Pleroma.User.t()) ::
+ {:ok, list()} | {:error, :missing_scopes | :unsupported_scopes, :user_is_not_an_admin}
+ def validate(blank_scopes, _app_scopes, _user) when blank_scopes in [nil, []],
do: {:error, :missing_scopes}
- def validate(scopes, app_scopes) do
+ def validate(scopes, app_scopes, _user) do
+ validate_scopes_are_supported(scopes, app_scopes)
+ end
+
+ @spec filter_admin_scopes([String.t()], Pleroma.User.t()) :: [String.t()]
+ @doc """
+ Remove admin scopes for non-admins
+ """
+ def filter_admin_scopes(scopes, %Pleroma.User{is_admin: true}), do: scopes
+
+ def filter_admin_scopes(scopes, _user) do
+ drop_scopes = OAuthScopesPlug.filter_descendants(scopes, ["admin"])
+ Enum.reject(scopes, fn scope -> Enum.member?(drop_scopes, scope) end)
+ end
+
+ defp validate_scopes_are_supported(scopes, app_scopes) do
case OAuthScopesPlug.filter_descendants(scopes, app_scopes) do
^scopes -> {:ok, scopes}
_ -> {:error, :unsupported_scopes}