honkoma/lib/pleroma/web/media_proxy/invalidation.ex

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# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.MediaProxy.Invalidation do
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@moduledoc false
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@callback purge(list(String.t()), Keyword.t()) :: {:ok, list(String.t())} | {:error, String.t()}
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alias Pleroma.Config
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alias Pleroma.Web.MediaProxy
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@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()}
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def purge(urls) do
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prepared_urls = prepare_urls(urls)
if enabled?() do
do_purge(prepared_urls)
else
{:ok, prepared_urls}
end
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end
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defp do_purge(urls) do
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provider = Config.get([:media_proxy, :invalidation, :provider])
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provider.purge(urls, Config.get(provider))
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end
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def prepare_urls(urls) do
urls
|> List.wrap()
|> Enum.map(&MediaProxy.url/1)
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end
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end