From 97b79efbcd4ad829a575019f842e7dcd7548266a Mon Sep 17 00:00:00 2001 From: rinpatch Date: Fri, 12 Jul 2019 20:54:20 +0300 Subject: [PATCH] ActivityPub Controller: Actually pass for_user to following/followers views and give 403 errors when trying to request hidden follower pages when unauthenticated --- .../activity_pub/activity_pub_controller.ex | 51 +++++++++++++---- lib/pleroma/web/router.ex | 8 ++- .../activity_pub_controller_test.exs | 57 +++++++++++++++++++ 3 files changed, 102 insertions(+), 14 deletions(-) diff --git a/lib/pleroma/web/activity_pub/activity_pub_controller.ex b/lib/pleroma/web/activity_pub/activity_pub_controller.ex index cf5176201..e2af4ad1a 100644 --- a/lib/pleroma/web/activity_pub/activity_pub_controller.ex +++ b/lib/pleroma/web/activity_pub/activity_pub_controller.ex @@ -103,43 +103,57 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do end end - def following(conn, %{"nickname" => nickname, "page" => page}) do + def following(%{assigns: %{user: for_user}} = conn, %{"nickname" => nickname, "page" => page}) do with %User{} = user <- User.get_cached_by_nickname(nickname), - {:ok, user} <- User.ensure_keys_present(user) do + {user, for_user} <- ensure_user_keys_present_and_maybe_refresh_for_user(user, for_user), + {:show_follows, true} <- + {:show_follows, (for_user && for_user == user) || !user.info.hide_follows} do {page, _} = Integer.parse(page) conn |> put_resp_header("content-type", "application/activity+json") - |> json(UserView.render("following.json", %{user: user, page: page})) + |> json(UserView.render("following.json", %{user: user, page: page, for: for_user})) + else + {:show_follows, _} -> + conn + |> put_resp_header("content-type", "application/activity+json") + |> send_resp(403, "") end end - def following(conn, %{"nickname" => nickname}) do + def following(%{assigns: %{user: for_user}} = conn, %{"nickname" => nickname}) do with %User{} = user <- User.get_cached_by_nickname(nickname), - {:ok, user} <- User.ensure_keys_present(user) do + {user, for_user} <- ensure_user_keys_present_and_maybe_refresh_for_user(user, for_user) do conn |> put_resp_header("content-type", "application/activity+json") - |> json(UserView.render("following.json", %{user: user})) + |> json(UserView.render("following.json", %{user: user, for: for_user})) end end - def followers(conn, %{"nickname" => nickname, "page" => page}) do + def followers(%{assigns: %{user: for_user}} = conn, %{"nickname" => nickname, "page" => page}) do with %User{} = user <- User.get_cached_by_nickname(nickname), - {:ok, user} <- User.ensure_keys_present(user) do + {user, for_user} <- ensure_user_keys_present_and_maybe_refresh_for_user(user, for_user), + {:show_followers, true} <- + {:show_followers, (for_user && for_user == user) || !user.info.hide_followers} do {page, _} = Integer.parse(page) conn |> put_resp_header("content-type", "application/activity+json") - |> json(UserView.render("followers.json", %{user: user, page: page})) + |> json(UserView.render("followers.json", %{user: user, page: page, for: for_user})) + else + {:show_followers, _} -> + conn + |> put_resp_header("content-type", "application/activity+json") + |> send_resp(403, "") end end - def followers(conn, %{"nickname" => nickname}) do + def followers(%{assigns: %{user: for_user}} = conn, %{"nickname" => nickname}) do with %User{} = user <- User.get_cached_by_nickname(nickname), - {:ok, user} <- User.ensure_keys_present(user) do + {user, for_user} <- ensure_user_keys_present_and_maybe_refresh_for_user(user, for_user) do conn |> put_resp_header("content-type", "application/activity+json") - |> json(UserView.render("followers.json", %{user: user})) + |> json(UserView.render("followers.json", %{user: user, for: for_user})) end end @@ -325,4 +339,17 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubController do conn end + + defp ensure_user_keys_present_and_maybe_refresh_for_user(user, for_user) do + {:ok, new_user} = User.ensure_keys_present(user) + + for_user = + if new_user != user and match?(%User{}, for_user) do + User.get_cached_by_nickname(for_user.nickname) + else + for_user + end + + {new_user, for_user} + end end diff --git a/lib/pleroma/web/router.ex b/lib/pleroma/web/router.ex index d53fa8a35..e03a3a2e5 100644 --- a/lib/pleroma/web/router.ex +++ b/lib/pleroma/web/router.ex @@ -623,8 +623,6 @@ defmodule Pleroma.Web.Router do # XXX: not really ostatus pipe_through(:ostatus) - get("/users/:nickname/followers", ActivityPubController, :followers) - get("/users/:nickname/following", ActivityPubController, :following) get("/users/:nickname/outbox", ActivityPubController, :outbox) get("/objects/:uuid/likes", ActivityPubController, :object_likes) end @@ -656,6 +654,12 @@ defmodule Pleroma.Web.Router do pipe_through(:oauth_write) post("/users/:nickname/outbox", ActivityPubController, :update_outbox) end + + scope [] do + pipe_through(:oauth_read_or_public) + get("/users/:nickname/followers", ActivityPubController, :followers) + get("/users/:nickname/following", ActivityPubController, :following) + end end scope "/relay", Pleroma.Web.ActivityPub do diff --git a/test/web/activity_pub/activity_pub_controller_test.exs b/test/web/activity_pub/activity_pub_controller_test.exs index cbc25bcdb..452172bb4 100644 --- a/test/web/activity_pub/activity_pub_controller_test.exs +++ b/test/web/activity_pub/activity_pub_controller_test.exs @@ -12,6 +12,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do alias Pleroma.Web.ActivityPub.ObjectView alias Pleroma.Web.ActivityPub.UserView alias Pleroma.Web.ActivityPub.Utils + alias Pleroma.Web.CommonAPI setup_all do Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end) @@ -564,6 +565,34 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do assert is_binary(result["first"]) end + test "it returns a 403 error on pages, if the user has 'hide_followers' set and the request is not authenticated", + %{conn: conn} do + user = insert(:user, %{info: %{hide_followers: true}}) + + result = + conn + |> get("/users/#{user.nickname}/followers?page=1") + + assert result.status == 403 + assert result.resp_body == "" + end + + test "it renders the page, if the user has 'hide_followers' set and the request is authenticated with the same user", + %{conn: conn} do + user = insert(:user, %{info: %{hide_followers: true}}) + other_user = insert(:user) + {:ok, _other_user, user, _activity} = CommonAPI.follow(other_user, user) + + result = + conn + |> assign(:user, user) + |> get("/users/#{user.nickname}/followers?page=1") + |> json_response(200) + + assert result["totalItems"] == 1 + assert result["orderedItems"] == [other_user.ap_id] + end + test "it works for more than 10 users", %{conn: conn} do user = insert(:user) @@ -618,6 +647,34 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do assert is_binary(result["first"]) end + test "it returns a 403 error on pages, if the user has 'hide_follows' set and the request is not authenticated", + %{conn: conn} do + user = insert(:user, %{info: %{hide_follows: true}}) + + result = + conn + |> get("/users/#{user.nickname}/following?page=1") + + assert result.status == 403 + assert result.resp_body == "" + end + + test "it renders the page, if the user has 'hide_follows' set and the request is authenticated with the same user", + %{conn: conn} do + user = insert(:user, %{info: %{hide_follows: true}}) + other_user = insert(:user) + {:ok, user, _other_user, _activity} = CommonAPI.follow(user, other_user) + + result = + conn + |> assign(:user, user) + |> get("/users/#{user.nickname}/following?page=1") + |> json_response(200) + + assert result["totalItems"] == 1 + assert result["orderedItems"] == [other_user.ap_id] + end + test "it works for more than 10 users", %{conn: conn} do user = insert(:user) -- 2.45.2