architex/lib/matrix_server_web/federation/controllers/event_controller.ex

80 lines
2.2 KiB
Elixir

defmodule MatrixServerWeb.Federation.EventController do
use MatrixServerWeb, :controller
use MatrixServerWeb.Federation.AuthenticateServer
import MatrixServerWeb.Error
import Ecto.Query
alias MatrixServer.{Repo, Event, RoomServer}
alias MatrixServerWeb.Federation.Transaction
def event(%Plug.Conn{assigns: %{origin: origin}} = conn, %{"event_id" => event_id}) do
query =
Event
|> where([e], e.event_id == ^event_id)
|> preload(:room)
case Repo.one(query) do
%Event{room: room} = event ->
case RoomServer.get_room_server(room) do
{:ok, pid} ->
if RoomServer.server_in_room(pid, origin) do
data = Transaction.new([event])
conn
|> put_status(200)
|> json(data)
else
put_error(conn, :unauthorized, "Origin server is not participating in room.")
end
_ ->
put_error(conn, :unknown)
end
nil ->
put_error(conn, :not_found, "Event or room not found.")
end
end
def event(conn, _), do: put_error(conn, :missing_param)
def state(%Plug.Conn{assigns: %{origin: origin}} = conn, %{
"event_id" => event_id,
"room_id" => room_id
}) do
query =
Event
|> where([e], e.event_id == ^event_id and e.room_id == ^room_id)
|> preload(:room)
case Repo.one(query) do
%Event{room: room} = event ->
case RoomServer.get_room_server(room) do
{:ok, pid} ->
if RoomServer.server_in_room(pid, origin) do
{state_events, auth_chain} = RoomServer.get_state_at_event(pid, event)
data = %{
auth_chain: auth_chain,
pdus: state_events
}
conn
|> put_status(200)
|> json(data)
else
put_error(conn, :unauthorized, "Origin server is not participating in room.")
end
_ ->
put_error(conn, :unknown)
end
nil ->
put_error(conn, :not_found, "Event or room not found.")
end
end
def state(conn, _), do: put_error(conn, :missing_param)
end