inline_quote_policy.ex (2301B)
- # Pleroma: A lightweight social networking server
- # Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
- # SPDX-License-Identifier: AGPL-3.0-only
- defmodule Pleroma.Web.ActivityPub.MRF.InlineQuotePolicy do
- @moduledoc "Force a quote line into the message content."
- @behaviour Pleroma.Web.ActivityPub.MRF.Policy
- defp build_inline_quote(template, url) do
- quote_line = String.replace(template, "{url}", "<a href=\"#{url}\">#{url}</a>")
- "<span class=\"quote-inline\"><br/><br/>#{quote_line}</span>"
- end
- defp has_inline_quote?(content, quote_url) do
- cond do
- # Does the quote URL exist in the content?
- content =~ quote_url -> true
- # Does the content already have a .quote-inline span?
- content =~ "<span class=\"quote-inline\">" -> true
- # No inline quote found
- true -> false
- end
- end
- defp filter_object(%{"quoteUrl" => quote_url} = object) do
- content = object["content"] || ""
- if has_inline_quote?(content, quote_url) do
- object
- else
- template = Pleroma.Config.get([:mrf_inline_quote, :template])
- content =
- if String.ends_with?(content, "</p>"),
- do:
- String.trim_trailing(content, "</p>") <>
- build_inline_quote(template, quote_url) <> "</p>",
- else: content <> build_inline_quote(template, quote_url)
- Map.put(object, "content", content)
- end
- end
- @impl true
- def filter(%{"object" => %{"quoteUrl" => _} = object} = activity) do
- {:ok, Map.put(activity, "object", filter_object(object))}
- end
- @impl true
- def filter(object), do: {:ok, object}
- @impl true
- def describe, do: {:ok, %{}}
- @impl Pleroma.Web.ActivityPub.MRF.Policy
- def history_awareness, do: :auto
- @impl true
- def config_description do
- %{
- key: :mrf_inline_quote,
- related_policy: "Pleroma.Web.ActivityPub.MRF.InlineQuotePolicy",
- label: "MRF Inline Quote Policy",
- description: "Force quote url to appear in post content.",
- children: [
- %{
- key: :template,
- type: :string,
- description:
- "The template to append to the post. `{url}` will be replaced with the actual link to the quoted post.",
- suggestions: ["<bdi>RT:</bdi> {url}"]
- }
- ]
- }
- end
- end