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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.MastodonAPI.MediaController do
   6   use Pleroma.Web, :controller
   7
   8   alias Pleroma.Object
   9   alias Pleroma.User
  10   alias Pleroma.Web.ActivityPub.ActivityPub
  11   alias Pleroma.Web.Plugs.OAuthScopesPlug
  12
  13   action_fallback(Pleroma.Web.MastodonAPI.FallbackController)
  14   plug(Majic.Plug, [pool: Pleroma.MajicPool] when action in [:create, :create2])
  15   plug(Pleroma.Web.ApiSpec.CastAndValidate)
  16
  17   plug(OAuthScopesPlug, %{scopes: ["read:media"]} when action == :show)
  18   plug(OAuthScopesPlug, %{scopes: ["write:media"]} when action != :show)
  19
  20   defdelegate open_api_operation(action), to: Pleroma.Web.ApiSpec.MediaOperation
  21
  22   @doc "POST /api/v1/media"
  23   def create(%{assigns: %{user: user}, body_params: %{file: file} = data} = conn, _) do
  24     with {:ok, object} <-
  25            ActivityPub.upload(
  26              file,
  27              actor: User.ap_id(user),
  28              description: Map.get(data, :description)
  29            ) do
  30       attachment_data = Map.put(object.data, "id", object.id)
  31
  32       render(conn, "attachment.json", %{attachment: attachment_data})
  33     end
  34   end
  35
  36   def create(_conn, _data), do: {:error, :bad_request}
  37
  38   @doc "POST /api/v2/media"
  39   def create2(%{assigns: %{user: user}, body_params: %{file: file} = data} = conn, _) do
  40     with {:ok, object} <-
  41            ActivityPub.upload(
  42              file,
  43              actor: User.ap_id(user),
  44              description: Map.get(data, :description)
  45            ) do
  46       attachment_data = Map.put(object.data, "id", object.id)
  47
  48       conn
  49       |> put_status(202)
  50       |> render("attachment.json", %{attachment: attachment_data})
  51     end
  52   end
  53
  54   def create2(_conn, _data), do: {:error, :bad_request}
  55
  56   @doc "PUT /api/v1/media/:id"
  57   def update(%{assigns: %{user: user}, body_params: %{description: description}} = conn, %{id: id}) do
  58     with %Object{} = object <- Object.get_by_id(id),
  59          :ok <- Object.authorize_access(object, user),
  60          {:ok, %Object{data: data}} <- Object.update_data(object, %{"name" => description}) do
  61       attachment_data = Map.put(data, "id", object.id)
  62
  63       render(conn, "attachment.json", %{attachment: attachment_data})
  64     end
  65   end
  66
  67   def update(conn, data), do: show(conn, data)
  68
  69   @doc "GET /api/v1/media/:id"
  70   def show(%{assigns: %{user: user}} = conn, %{id: id}) do
  71     with %Object{data: data, id: object_id} = object <- Object.get_by_id(id),
  72          :ok <- Object.authorize_access(object, user) do
  73       attachment_data = Map.put(data, "id", object_id)
  74
  75       render(conn, "attachment.json", %{attachment: attachment_data})
  76     end
  77   end
  78
  79   def show(_conn, _data), do: {:error, :bad_request}
  80 end