1 files changed, 15 insertions, 6 deletions
diff --git a/lib/pleroma/web/oauth/scopes.ex b/lib/pleroma/web/oauth/scopes.ex
index 48bd14407..6f06f1431 100644
--- a/lib/pleroma/web/oauth/scopes.ex
+++ b/lib/pleroma/web/oauth/scopes.ex
@@ -1,5 +1,5 @@
 # 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.OAuth.Scopes do
@@ -7,15 +7,18 @@ defmodule Pleroma.Web.OAuth.Scopes do
   Functions for dealing with scopes.
   """
 
+  alias Pleroma.Plugs.OAuthScopesPlug
+
   @doc """
   Fetch scopes from request params.
 
   Note: `scopes` is used by Mastodon — supporting it but sticking to
   OAuth's standard `scope` wherever we control it
   """
-  @spec fetch_scopes(map(), list()) :: list()
+  @spec fetch_scopes(map() | struct(), list()) :: list()
+
   def fetch_scopes(params, default) do
-    parse_scopes(params["scope"] || params["scopes"], default)
+    parse_scopes(params["scope"] || params["scopes"] || params[:scopes], default)
   end
 
   def parse_scopes(scopes, _default) when is_list(scopes) do
@@ -55,13 +58,19 @@ defmodule Pleroma.Web.OAuth.Scopes do
   """
   @spec validate(list() | nil, list()) ::
           {:ok, list()} | {:error, :missing_scopes | :unsupported_scopes}
-  def validate([], _app_scopes), do: {:error, :missing_scopes}
-  def validate(nil, _app_scopes), do: {:error, :missing_scopes}
+  def validate(blank_scopes, _app_scopes) when blank_scopes in [nil, []],
+    do: {:error, :missing_scopes}
 
   def validate(scopes, app_scopes) do
-    case Pleroma.Plugs.OAuthScopesPlug.filter_descendants(scopes, app_scopes) do
+    case OAuthScopesPlug.filter_descendants(scopes, app_scopes) do
       ^scopes -> {:ok, scopes}
       _ -> {:error, :unsupported_scopes}
     end
   end
+
+  def contains_admin_scopes?(scopes) do
+    scopes
+    |> OAuthScopesPlug.filter_descendants(["admin"])
+    |> Enum.any?()
+  end
 end