invalidation.ex (1104B)
- # Pleroma: A lightweight social networking server
- # Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
- # SPDX-License-Identifier: AGPL-3.0-only
- defmodule Pleroma.Web.MediaProxy.Invalidation do
- @moduledoc false
- @callback purge(list(String.t()), Keyword.t()) :: {:ok, list(String.t())} | {:error, String.t()}
- alias Pleroma.Config
- alias Pleroma.Web.MediaProxy
- @spec enabled?() :: boolean()
- def enabled?, do: Config.get([:media_proxy, :invalidation, :enabled])
- @spec purge(list(String.t()) | String.t()) :: {:ok, list(String.t())} | {:error, String.t()}
- def purge(urls) do
- prepared_urls = prepare_urls(urls)
- if enabled?() do
- do_purge(prepared_urls)
- else
- {:ok, prepared_urls}
- end
- end
- defp do_purge(urls) do
- provider = Config.get([:media_proxy, :invalidation, :provider])
- options = Config.get(provider)
- provider.purge(urls, options)
- end
- def prepare_urls(urls) do
- urls
- |> List.wrap()
- |> Enum.map(fn url -> [MediaProxy.url(url), MediaProxy.preview_url(url)] end)
- |> List.flatten()
- |> Enum.uniq()
- end
- end