Merge branch '2078-list-fixes' into 'develop'

Resolve "List timeline returns incorrectly assigned Account for replies and repeats"

Closes #2070 and #2078

See merge request pleroma/pleroma!2923

CHANGELOG.md

@@ -99,6 +99,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 </details>
 
 ### Fixed
+- Fix list pagination and other list issues.
 - Support pagination in conversations API
 - **Breaking**: SimplePolicy `:reject` and `:accept` allow deletions again
 - Fix follower/blocks import when nicknames starts with @

lib/pleroma/web/mastodon_api/controllers/timeline_controller.ex

@@ -182,11 +182,10 @@ def list(%{assigns: %{user: user}} = conn, %{list_id: id} = params) do
     with %Pleroma.List{title: _title, following: following} <- Pleroma.List.get(id, user) do
       params =
         params
-        |> Map.new(fn {key, value} -> {to_string(key), value} end)
-        |> Map.put("type", "Create")
-        |> Map.put("blocking_user", user)
-        |> Map.put("user", user)
-        |> Map.put("muting_user", user)
+        |> Map.put(:type, "Create")
+        |> Map.put(:blocking_user, user)
+        |> Map.put(:user, user)
+        |> Map.put(:muting_user, user)
 
       # we must filter the following list for the user to avoid leaking statuses the user
       # does not actually have permission to see (for more info, peruse security issue #270).

test/web/mastodon_api/controllers/timeline_controller_test.exs

@@ -333,6 +333,46 @@ test "doesn't include DMs from blocked users" do
   describe "list" do
     setup do: oauth_access(["read:lists"])
 
+    test "does not contain retoots", %{user: user, conn: conn} do
+      other_user = insert(:user)
+      {:ok, activity_one} = CommonAPI.post(user, %{status: "Marisa is cute."})
+      {:ok, activity_two} = CommonAPI.post(other_user, %{status: "Marisa is stupid."})
+      {:ok, _} = CommonAPI.repeat(activity_one.id, other_user)
+
+      {:ok, list} = Pleroma.List.create("name", user)
+      {:ok, list} = Pleroma.List.follow(list, other_user)
+
+      conn = get(conn, "/api/v1/timelines/list/#{list.id}")
+
+      assert [%{"id" => id}] = json_response_and_validate_schema(conn, :ok)
+
+      assert id == to_string(activity_two.id)
+    end
+
+    test "works with pagination", %{user: user, conn: conn} do
+      other_user = insert(:user)
+      {:ok, list} = Pleroma.List.create("name", user)
+      {:ok, list} = Pleroma.List.follow(list, other_user)
+
+      Enum.each(1..30, fn i ->
+        CommonAPI.post(other_user, %{status: "post number #{i}"})
+      end)
+
+      res =
+        get(conn, "/api/v1/timelines/list/#{list.id}?limit=1")
+        |> json_response_and_validate_schema(:ok)
+
+      assert length(res) == 1
+
+      [first] = res
+
+      res =
+        get(conn, "/api/v1/timelines/list/#{list.id}?max_id=#{first["id"]}&limit=30")
+        |> json_response_and_validate_schema(:ok)
+
+      assert length(res) == 29
+    end
+
     test "list timeline", %{user: user, conn: conn} do
       other_user = insert(:user)
       {:ok, _activity_one} = CommonAPI.post(user, %{status: "Marisa is cute."})