distraction.party/lib/pleroma/web/activity_pub/mrf/normalize_markup.ex

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# Pleroma: A lightweight social networking server
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# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.ActivityPub.MRF.NormalizeMarkup do
@moduledoc "Scrub configured hypertext markup"
alias Pleroma.HTML
@behaviour Pleroma.Web.ActivityPub.MRF
@impl true
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def filter(%{"type" => "Create", "object" => child_object} = object) do
scrub_policy = Pleroma.Config.get([:mrf_normalize_markup, :scrub_policy])
content =
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child_object["content"]
|> HTML.filter_tags(scrub_policy)
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object = put_in(object, ["object", "content"], content)
{:ok, object}
end
def filter(object), do: {:ok, object}
@impl true
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def describe, do: {:ok, %{}}
@impl true
def config_description do
%{
key: :mrf_normalize_markup,
related_policy: "Pleroma.Web.ActivityPub.MRF.NormalizeMarkup",
label: "MRF Normalize Markup",
description: "MRF NormalizeMarkup settings. Scrub configured hypertext markup.",
children: [
%{
key: :scrub_policy,
type: :module,
suggestions: [Pleroma.HTML.Scrubber.Default]
}
]
}
end
end