mirror of
https://framagit.org/framasoft/mobilizon.git
synced 2024-12-22 16:03:25 +00:00
35 lines
1.1 KiB
Elixir
35 lines
1.1 KiB
Elixir
# Pleroma: A lightweight social networking server
|
|
# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
|
|
# SPDX-License-Identifier: AGPL-3.0-only
|
|
|
|
defmodule Mobilizon.Web.MediaProxyController do
|
|
use Mobilizon.Web, :controller
|
|
|
|
alias Mobilizon.Config
|
|
alias Mobilizon.Web.{MediaProxy, ReverseProxy}
|
|
alias Plug.Conn
|
|
|
|
# sobelow_skip ["XSS.SendResp"]
|
|
@spec remote(Plug.Conn.t(), map()) :: Plug.Conn.t()
|
|
def remote(conn, %{"sig" => sig64, "url" => url64}) do
|
|
with {_, true} <- {:enabled, MediaProxy.enabled?()},
|
|
{:ok, url} <- MediaProxy.decode_url(sig64, url64),
|
|
:ok <- MediaProxy.verify_request_path_and_url(conn, url) do
|
|
ReverseProxy.call(conn, url, media_proxy_opts())
|
|
else
|
|
{:enabled, false} ->
|
|
send_resp(conn, 404, Conn.Status.reason_phrase(404))
|
|
|
|
{:error, :invalid_signature} ->
|
|
send_resp(conn, 403, Conn.Status.reason_phrase(403))
|
|
|
|
{:wrong_filename, filename} ->
|
|
redirect(conn, external: MediaProxy.build_url(sig64, url64, filename))
|
|
end
|
|
end
|
|
|
|
@spec media_proxy_opts :: Keyword.t()
|
|
defp media_proxy_opts do
|
|
Config.get([:media_proxy, :proxy_opts], [])
|
|
end
|
|
end
|