X-Git-Url: http://git.squeep.com/?a=blobdiff_plain;f=lib%2Fpleroma%2Fuploaders%2Fuploader.ex;h=0af76bc593f4e69d245678686885cf7a5f32268e;hb=9f987dd017f352d63c7441e2cce301aea07082a8;hp=49da6e9a9afdc8ae23b6b255ae178f1e4aec003c;hpb=2791ce9a1ff2365ac7256f5e1dc2324dee2f82c9;p=akkoma
diff --git a/lib/pleroma/uploaders/uploader.ex b/lib/pleroma/uploaders/uploader.ex
index 49da6e9a9..0af76bc59 100644
--- a/lib/pleroma/uploaders/uploader.ex
+++ b/lib/pleroma/uploaders/uploader.ex
@@ -1,8 +1,10 @@
# Pleroma: A lightweight social networking server
-# Copyright © 2017-2018 Pleroma Authors
+# Copyright © 2017-2019 Pleroma Authors
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Uploaders.Uploader do
+ import Pleroma.Web.Gettext
+
@moduledoc """
Defines the contract to put and get an uploaded file to any backend.
"""
@@ -27,18 +29,46 @@ defmodule Pleroma.Uploaders.Uploader do
This allows to correctly proxy or redirect requests to the backend, while allowing to migrate backends without breaking any URL.
* `{url, url :: String.t}` to bypass `get_file/2` and use the `url` directly in the activity.
* `{:error, String.t}` error information if the file failed to be saved to the backend.
-
+ * `:wait_callback` will wait for an http post request at `/api/pleroma/upload_callback/:upload_path` and call the uploader's `http_callback/3` method.
"""
+ @type file_spec :: {:file | :url, String.t()}
@callback put_file(Pleroma.Upload.t()) ::
- :ok | {:ok, {:file | :url, String.t()}} | {:error, String.t()}
+ :ok | {:ok, file_spec()} | {:error, String.t()} | :wait_callback
+
+ @callback http_callback(Plug.Conn.t(), Map.t()) ::
+ {:ok, Plug.Conn.t()}
+ | {:ok, Plug.Conn.t(), file_spec()}
+ | {:error, Plug.Conn.t(), String.t()}
+ @optional_callbacks http_callback: 2
+
+ @spec put_file(module(), Pleroma.Upload.t()) :: {:ok, file_spec()} | {:error, String.t()}
- @spec put_file(module(), Pleroma.Upload.t()) ::
- {:ok, {:file | :url, String.t()}} | {:error, String.t()}
def put_file(uploader, upload) do
case uploader.put_file(upload) do
:ok -> {:ok, {:file, upload.path}}
- other -> other
+ :wait_callback -> handle_callback(uploader, upload)
+ {:ok, _} = ok -> ok
+ {:error, _} = error -> error
+ end
+ end
+
+ defp handle_callback(uploader, upload) do
+ :global.register_name({__MODULE__, upload.path}, self())
+
+ receive do
+ {__MODULE__, pid, conn, params} ->
+ case uploader.http_callback(conn, params) do
+ {:ok, conn, ok} ->
+ send(pid, {__MODULE__, conn})
+ {:ok, ok}
+
+ {:error, conn, error} ->
+ send(pid, {__MODULE__, conn})
+ {:error, error}
+ end
+ after
+ 30_000 -> {:error, dgettext("errors", "Uploader callback timeout")}
end
end
end