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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: 7]
   9
  10   alias Pleroma.Conversation.Participation
  11   alias Pleroma.Web.ActivityPub.ActivityPub
  12   alias Pleroma.Web.MastodonAPI.ConversationView
  13   alias Pleroma.Web.MastodonAPI.StatusView
  14
  15   def conversation(%{assigns: %{user: user}} = conn, %{"id" => participation_id}) do
  16     with %Participation{} = participation <- Participation.get(participation_id),
  17          true <- user.id == participation.user_id do
  18       conn
  19       |> put_view(ConversationView)
  20       |> render("participation.json", %{participation: participation, for: user})
  21     end
  22   end
  23
  24   def conversation_statuses(
  25         %{assigns: %{user: user}} = conn,
  26         %{"id" => participation_id} = params
  27       ) do
  28     params =
  29       params
  30       |> Map.put("blocking_user", user)
  31       |> Map.put("muting_user", user)
  32       |> Map.put("user", user)
  33
  34     participation =
  35       participation_id
  36       |> Participation.get(preload: [:conversation])
  37
  38     if user.id == participation.user_id do
  39       activities =
  40         participation.conversation.ap_id
  41         |> ActivityPub.fetch_activities_for_context(params)
  42         |> Enum.reverse()
  43
  44       conn
  45       |> add_link_headers(
  46         :conversation_statuses,
  47         activities,
  48         participation_id,
  49         params,
  50         nil,
  51         &pleroma_api_url/4
  52       )
  53       |> put_view(StatusView)
  54       |> render("index.json", %{activities: activities, for: user, as: :activity})
  55     end
  56   end
  57
  58   def update_conversation(
  59         %{assigns: %{user: user}} = conn,
  60         %{"id" => participation_id, "recipients" => recipients}
  61       ) do
  62     participation =
  63       participation_id
  64       |> Participation.get()
  65
  66     with true <- user.id == participation.user_id,
  67          {:ok, participation} <- Participation.set_recipients(participation, recipients) do
  68       conn
  69       |> put_view(ConversationView)
  70       |> render("participation.json", %{participation: participation, for: user})
  71     end
  72   end
  73 end