@behaviour Pleroma.Upload.Filter
alias Pleroma.Upload.Filter
+ @moduledoc """
+ This module is just an example of an Upload filter. It's not supposed to be used in production.
+ """
+
@filters [
{"implode", "1"},
{"-raise", "20"},
[{"fill", "yellow"}, {"tint", "40"}]
]
+ @spec filter(Pleroma.Upload.t()) :: {:ok, atom()} | {:error, String.t()}
def filter(%Pleroma.Upload{tempfile: file, content_type: "image" <> _}) do
- if Pleroma.Utils.command_available?("mogrify") do
+ try do
Filter.Mogrify.do_filter(file, [Enum.random(@filters)])
- :ok
- else
- {:error, "mogrify command not found"}
+ {:ok, :filtered}
+ rescue
+ _e in ErlangError ->
+ {:error, "mogrify command not found"}
end
end
- def filter(_), do: :ok
+ def filter(_), do: {:ok, :noop}
end