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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.PleromaAPI.PleromaAPIController do
   6   use Pleroma.Web, :controller
   7
   8   import Pleroma.Web.ControllerHelper, only: [add_link_headers: 2]
   9
  10   alias Pleroma.Conversation.Participation
  11   alias Pleroma.Notification
  12   alias Pleroma.Web.ActivityPub.ActivityPub
  13   alias Pleroma.Web.MastodonAPI.ConversationView
  14   alias Pleroma.Web.MastodonAPI.NotificationView
  15   alias Pleroma.Web.MastodonAPI.StatusView
  16
  17   def conversation(%{assigns: %{user: user}} = conn, %{"id" => participation_id}) do
  18     with %Participation{} = participation <- Participation.get(participation_id),
  19          true <- user.id == participation.user_id do
  20       conn
  21       |> put_view(ConversationView)
  22       |> render("participation.json", %{participation: participation, for: user})
  23     end
  24   end
  25
  26   def conversation_statuses(
  27         %{assigns: %{user: user}} = conn,
  28         %{"id" => participation_id} = params
  29       ) do
  30     participation = Participation.get(participation_id, preload: [:conversation])
  31
  32     if user.id == participation.user_id do
  33       params =
  34         params
  35         |> Map.put("blocking_user", user)
  36         |> Map.put("muting_user", user)
  37         |> Map.put("user", user)
  38
  39       activities =
  40         participation.conversation.ap_id
  41         |> ActivityPub.fetch_activities_for_context(params)
  42         |> Enum.reverse()
  43
  44       conn
  45       |> add_link_headers(activities)
  46       |> put_view(StatusView)
  47       |> render("index.json", %{activities: activities, for: user, as: :activity})
  48     end
  49   end
  50
  51   def update_conversation(
  52         %{assigns: %{user: user}} = conn,
  53         %{"id" => participation_id, "recipients" => recipients}
  54       ) do
  55     participation =
  56       participation_id
  57       |> Participation.get()
  58
  59     with true <- user.id == participation.user_id,
  60          {:ok, participation} <- Participation.set_recipients(participation, recipients) do
  61       conn
  62       |> put_view(ConversationView)
  63       |> render("participation.json", %{participation: participation, for: user})
  64     end
  65   end
  66
  67   def read_notification(%{assigns: %{user: user}} = conn, %{"id" => notification_id}) do
  68     with {:ok, notification} <- Notification.read_one(user, notification_id) do
  69       conn
  70       |> put_view(NotificationView)
  71       |> render("show.json", %{notification: notification, for: user})
  72     else
  73       {:error, message} ->
  74         conn
  75         |> put_status(:bad_request)
  76         |> json(%{"error" => message})
  77     end
  78   end
  79
  80   def read_notification(%{assigns: %{user: user}} = conn, %{"max_id" => max_id}) do
  81     with notifications <- Notification.set_read_up_to(user, max_id) do
  82       notifications = Enum.take(notifications, 80)
  83
  84       conn
  85       |> put_view(NotificationView)
  86       |> render("index.json", %{notifications: notifications, for: user})
  87     end
  88   end
  89 end