akkoma/lib/pleroma/web/pleroma_api/controllers/chat_controller.ex

150 lines
4.6 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.PleromaAPI.ChatController do
use Pleroma.Web, :controller
alias Pleroma.Activity
alias Pleroma.Chat
alias Pleroma.ChatMessageReference
alias Pleroma.Object
alias Pleroma.Pagination
alias Pleroma.Plugs.OAuthScopesPlug
alias Pleroma.Repo
alias Pleroma.User
alias Pleroma.Web.CommonAPI
alias Pleroma.Web.PleromaAPI.ChatView
alias Pleroma.Web.PleromaAPI.ChatMessageReferenceView
import Ecto.Query
import Pleroma.Web.ActivityPub.ObjectValidator, only: [stringify_keys: 1]
action_fallback(Pleroma.Web.MastodonAPI.FallbackController)
plug(
OAuthScopesPlug,
%{scopes: ["write:statuses"]}
when action in [:post_chat_message, :create, :mark_as_read, :delete_message]
)
plug(
OAuthScopesPlug,
%{scopes: ["read:statuses"]} when action in [:messages, :index, :show]
)
plug(OpenApiSpex.Plug.CastAndValidate, render_error: Pleroma.Web.ApiSpec.RenderError)
defdelegate open_api_operation(action), to: Pleroma.Web.ApiSpec.ChatOperation
def delete_message(%{assigns: %{user: %{id: user_id} = user}} = conn, %{
message_id: message_id,
id: chat_id
}) do
with %ChatMessageReference{} = cm_ref <-
ChatMessageReference.get_by_id(message_id),
^chat_id <- cm_ref.chat_id |> to_string(),
%Chat{user_id: ^user_id} <- Chat.get_by_id(chat_id),
{:ok, _} <- remove_or_delete(cm_ref, user) do
conn
|> put_view(ChatMessageReferenceView)
|> render("show.json", chat_message_reference: cm_ref)
else
_e ->
{:error, :could_not_delete}
end
end
defp remove_or_delete(
%{object: %{data: %{"actor" => actor, "id" => id}}},
%{ap_id: actor} = user
) do
with %Activity{} = activity <- Activity.get_create_by_object_ap_id(id) do
CommonAPI.delete(activity.id, user)
end
end
defp remove_or_delete(cm_ref, _) do
cm_ref
|> ChatMessageReference.delete()
end
def post_chat_message(
%{body_params: params, assigns: %{user: %{id: user_id} = user}} = conn,
%{
id: id
}
) do
with %Chat{} = chat <- Repo.get_by(Chat, id: id, user_id: user_id),
%User{} = recipient <- User.get_cached_by_ap_id(chat.recipient),
{:ok, activity} <-
CommonAPI.post_chat_message(user, recipient, params[:content],
media_id: params[:media_id]
),
message <- Object.normalize(activity, false),
cm_ref <- ChatMessageReference.for_chat_and_object(chat, message) do
conn
|> put_view(ChatMessageReferenceView)
|> render("show.json", for: user, chat_message_reference: cm_ref)
end
end
def mark_as_read(%{assigns: %{user: %{id: user_id}}} = conn, %{id: id}) do
with %Chat{} = chat <- Repo.get_by(Chat, id: id, user_id: user_id),
{:ok, chat} <- Chat.mark_as_read(chat) do
conn
|> put_view(ChatView)
|> render("show.json", chat: chat)
end
end
def messages(%{assigns: %{user: %{id: user_id} = user}} = conn, %{id: id} = params) do
with %Chat{} = chat <- Repo.get_by(Chat, id: id, user_id: user_id) do
cm_refs =
chat
|> ChatMessageReference.for_chat_query()
|> Pagination.fetch_paginated(params |> stringify_keys())
conn
|> put_view(ChatMessageReferenceView)
|> render("index.json", for: user, chat_message_references: cm_refs)
else
_ ->
conn
|> put_status(:not_found)
|> json(%{error: "not found"})
end
end
def index(%{assigns: %{user: %{id: user_id} = user}} = conn, params) do
blocked_ap_ids = User.blocked_users_ap_ids(user)
chats =
from(c in Chat,
where: c.user_id == ^user_id,
where: c.recipient not in ^blocked_ap_ids,
order_by: [desc: c.updated_at]
)
|> Pagination.fetch_paginated(params |> stringify_keys)
conn
|> put_view(ChatView)
|> render("index.json", chats: chats)
end
def create(%{assigns: %{user: user}} = conn, params) do
with %User{ap_id: recipient} <- User.get_by_id(params[:id]),
{:ok, %Chat{} = chat} <- Chat.get_or_create(user.id, recipient) do
conn
|> put_view(ChatView)
|> render("show.json", chat: chat)
end
end
def show(%{assigns: %{user: user}} = conn, params) do
with %Chat{} = chat <- Repo.get_by(Chat, user_id: user.id, id: params[:id]) do
conn
|> put_view(ChatView)
|> render("show.json", chat: chat)
end
end
end