Merge branch 'develop' into feature/bulk-confirmation

[akkoma] / lib / pleroma / web / media_proxy / invalidation.ex

diff --git a/lib/pleroma/web/media_proxy/invalidation.ex b/lib/pleroma/web/media_proxy/invalidation.ex
index dd9a53a275daea9ef19fb199f1824f7289dd018f..4f434047830760f72b0ab007fda44685d016f0f9 100644 (file)
--- a/lib/pleroma/web/media_proxy/invalidation.ex
+++ b/lib/pleroma/web/media_proxy/invalidation.ex
@@ -1,19 +1,40 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
 defmodule Pleroma.Web.MediaProxy.Invalidation do
-  @callback purge(list(String.t()), map()) :: {:ok, String.t()} | {:error, String.t()}
+  @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
-    [:media_proxy, :invalidation, :enabled]
-    |> Config.get()
-    |> do_purge(urls)
+    prepared_urls = prepare_urls(urls)
+
+    if enabled?() do
+      do_purge(prepared_urls)
+    else
+      {:ok, prepared_urls}
+    end
   end
 
-  defp do_purge(true, urls) do
-    config = Config.get([:media_proxy, :invalidation])
-    config[:provider].purge(urls, config[:options])
-    :ok
+  defp do_purge(urls) do
+    provider = Config.get([:media_proxy, :invalidation, :provider])
+    options = Config.get(provider)
+    provider.purge(urls, options)
   end
 
-  defp do_purge(_, _), do: :ok
+  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