+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
defmodule Pleroma.Upload.Filter.Dedupe do
@behaviour Pleroma.Upload.Filter
+ alias Pleroma.Upload
+
+ def filter(%Upload{name: name, tempfile: tempfile} = upload) do
+ extension =
+ name
+ |> String.split(".")
+ |> List.last()
+
+ shasum =
+ :crypto.hash(:sha256, File.read!(tempfile))
+ |> Base.encode16(case: :lower)
- def filter(upload = %Pleroma.Upload{name: name, tempfile: path}) do
- extension = String.split(name, ".") |> List.last()
- shasum = :crypto.hash(:sha256, File.read!(upload.tempfile)) |> Base.encode16(case: :lower)
filename = shasum <> "." <> extension
- {:ok, %Pleroma.Upload{upload | id: shasum, path: filename}}
+ {:ok, %Upload{upload | id: shasum, path: filename}}
end
+
+ def filter(_), do: :ok
end