git.squeep.com Git - akkoma/blob - lib/pleroma/web/activity_pub/mrf/no_placeholder_text_policy.ex

   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.ActivityPub.MRF.NoPlaceholderTextPolicy do
   6   @moduledoc "Ensure no content placeholder is present (such as the dot from mastodon)"
   7   @behaviour Pleroma.Web.ActivityPub.MRF
   8
   9   @impl true
  10   def filter(
  11         %{
  12           "type" => "Create",
  13           "object" => %{"content" => content, "attachment" => _attachment} = child_object
  14         } = object
  15       )
  16       when content in [".", "<p>.</p>"] do
  17     child_object =
  18       child_object
  19       |> Map.put("content", "")
  20
  21     object =
  22       object
  23       |> Map.put("object", child_object)
  24
  25     {:ok, object}
  26   end
  27
  28   @impl true
  29   def filter(object), do: {:ok, object}
  30 end