1 # Pleroma: A lightweight social networking server
2 # Copyright © 2019 Pleroma Authors <https://pleroma.social/>
3 # SPDX-License-Identifier: AGPL-3.0-only
5 defmodule Pleroma.Web.ActivityPub.MRF.MediaProxyWarmingPolicy do
6 @moduledoc "Preloads any attachments in the MediaProxy cache by prefetching them"
7 @behaviour Pleroma.Web.ActivityPub.MRF
11 alias Pleroma.Web.MediaProxy
12 alias Pleroma.Workers.BackgroundWorker
21 defdelegate worker_args(queue), to: Pleroma.Workers.Helper
23 def perform(:prefetch, url) do
24 Logger.info("Prefetching #{inspect(url)}")
28 |> HTTP.get([], adapter: @hackney_options)
31 def perform(:preload, %{"object" => %{"attachment" => attachments}} = _message) do
32 Enum.each(attachments, fn
33 %{"url" => url} when is_list(url) ->
37 %{"op" => "media_proxy_prefetch", "url" => href}
38 |> BackgroundWorker.new(worker_args(:background))
42 Logger.debug("Unhandled attachment URL object #{inspect(x)}")
46 Logger.debug("Unhandled attachment #{inspect(x)}")
52 %{"type" => "Create", "object" => %{"attachment" => attachments} = _object} = message
54 when is_list(attachments) and length(attachments) > 0 do
55 %{"op" => "media_proxy_preload", "message" => message}
56 |> BackgroundWorker.new(worker_args(:background))
63 def filter(message), do: {:ok, message}