defmodule Pleroma.Upload.Filter.AnonymizeFilename do
- @moduledoc "Replaces the original filename with a randomly generated string."
+ @moduledoc """
+ Replaces the original filename with a pre-defined text or randomly generated string.
+
+ Should be used after `Pleroma.Upload.Filter.Dedupe`.
+ """
@behaviour Pleroma.Upload.Filter
def filter(upload) do
extension = List.last(String.split(upload.name, "."))
- string = Base.url_encode64(:crypto.strong_rand_bytes(10), padding: false)
- {:ok, %Pleroma.Upload{upload | name: string <> "." <> extension}}
+ name = Pleroma.Config.get([__MODULE__, :text], random(extension))
+ {:ok, %Pleroma.Upload{upload | name: name}}
+ end
+
+ defp random(extension) do
+ string =
+ 10
+ |> :crypto.strong_rand_bytes()
+ |> Base.url_encode64(padding: false)
+
+ string <> "." <> extension
end
end