OAuth form user remembering feature. Local MastoFE login / logout fixes.

test/pleroma/web/o_auth/o_auth_controller_test.exs

@@ -611,6 +611,41 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
       end
     end
 
+    test "authorize from cookie" do
+      user = insert(:user)
+      app = insert(:oauth_app)
+      oauth_token = insert(:oauth_token, user: user, app: app)
+      redirect_uri = OAuthController.default_redirect_uri(app)
+
+      conn =
+        build_conn()
+        |> Plug.Session.call(Plug.Session.init(@session_opts))
+        |> fetch_session()
+        |> AuthHelper.put_session_token(oauth_token.token)
+        |> post(
+          "/oauth/authorize",
+          %{
+            "authorization" => %{
+              "name" => user.nickname,
+              "client_id" => app.client_id,
+              "redirect_uri" => redirect_uri,
+              "scope" => app.scopes,
+              "state" => "statepassed"
+            }
+          }
+        )
+
+      target = redirected_to(conn)
+      assert target =~ redirect_uri
+
+      query = URI.parse(target).query |> URI.query_decoder() |> Map.new()
+
+      assert %{"state" => "statepassed", "code" => code} = query
+      auth = Repo.get_by(Authorization, token: code)
+      assert auth
+      assert auth.scopes == app.scopes
+    end
+
     test "redirect to on two-factor auth page" do
       otp_secret = TOTP.generate_secret()
 
@@ -1221,8 +1256,8 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
     end
   end
 
-  describe "POST /oauth/revoke - bad request" do
-    test "returns 500" do
+  describe "POST /oauth/revoke" do
+    test "returns 500 on bad request" do
       response =
         build_conn()
         |> post("/oauth/revoke", %{})