X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fweb%2Fo_auth%2Fscopes.ex;h=d5e7c29d678666e017f479244271b8a9501eb293;hb=233c4bb3bae19b0a45501bf73b68278e3a134eba;hp=90b9a04715050dabc0266b97beabff80fa19e3e9;hpb=b738f709532ff18845f5d8cc3888d0bd67f750ab;p=akkoma

diff --git a/lib/pleroma/web/o_auth/scopes.ex b/lib/pleroma/web/o_auth/scopes.ex
index 90b9a0471..d5e7c29d6 100644
--- a/lib/pleroma/web/o_auth/scopes.ex
+++ b/lib/pleroma/web/o_auth/scopes.ex
@@ -1,5 +1,5 @@
 # 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
@@ -56,12 +56,27 @@ 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, %Pleroma.User{is_admin: is_admin}) 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}