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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.MastodonAPI.AnnouncementController do
   6   use Pleroma.Web, :controller
   7
   8   import Pleroma.Web.ControllerHelper,
   9     only: [
  10       json_response: 3
  11     ]
  12
  13   alias Pleroma.Announcement
  14   alias Pleroma.Web.Plugs.OAuthScopesPlug
  15
  16   plug(Pleroma.Web.ApiSpec.CastAndValidate)
  17
  18   # Mastodon docs say this only requires a user token, no scopes needed
  19   # As the op `|` requires at least one scope to be present, we use `&` here.
  20   plug(
  21     OAuthScopesPlug,
  22     %{scopes: [], op: :&}
  23     when action in [:index]
  24   )
  25
  26   # Same as in MastodonAPI specs
  27   plug(
  28     OAuthScopesPlug,
  29     %{scopes: ["write:accounts"]}
  30     when action in [:mark_read]
  31   )
  32
  33   action_fallback(Pleroma.Web.MastodonAPI.FallbackController)
  34
  35   defdelegate open_api_operation(action), to: Pleroma.Web.ApiSpec.AnnouncementOperation
  36
  37   @doc "GET /api/v1/announcements"
  38   def index(%{assigns: %{user: user}} = conn, _params) do
  39     render(conn, "index.json", announcements: all_visible(), user: user)
  40   end
  41
  42   def index(conn, _params) do
  43     render(conn, "index.json", announcements: all_visible(), user: nil)
  44   end
  45
  46   defp all_visible do
  47     Announcement.list_all_visible()
  48   end
  49
  50   @doc "POST /api/v1/announcements/:id/dismiss"
  51   def mark_read(%{assigns: %{user: user}} = conn, %{id: id} = _params) do
  52     with announcement when not is_nil(announcement) <- Announcement.get_by_id(id),
  53          {:ok, _} <- Announcement.mark_read_by(announcement, user) do
  54       json_response(conn, :ok, %{})
  55     else
  56       _ ->
  57         {:error, :not_found}
  58     end
  59   end
  60 end