# Pleroma: A lightweight social networking server # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/> # SPDX-License-Identifier: AGPL-3.0-only defmodule Pleroma.Web.UserSocket do use Phoenix.Socket alias Pleroma.User ## Channels # channel "room:*", Pleroma.Web.RoomChannel channel("chat:*", Pleroma.Web.ChatChannel) # Socket params are passed from the client and can # be used to verify and authenticate a user. After # verification, you can put default assigns into # the socket that will be set for all channels, ie # # {:ok, assign(socket, :user_id, verified_user_id)} # # To deny connection, return `:error`. # # See `Phoenix.Token` documentation for examples in # performing token verification on connect. def connect(%{"token" => token}, socket) do with true <- Pleroma.Config.get([:chat, :enabled]), {:ok, user_id} <- Phoenix.Token.verify(socket, "user socket", token, max_age: 84_600), %User{} = user <- Pleroma.User.get_cached_by_id(user_id) do {:ok, assign(socket, :user_name, user.nickname)} else _e -> :error end end # Socket id's are topics that allow you to identify all sockets for a given user: # # def id(socket), do: "user_socket:#{socket.assigns.user_id}" # # Would allow you to broadcast a "disconnect" event and terminate # all active sockets and channels for a given user: # # Pleroma.Web.Endpoint.broadcast("user_socket:#{user.id}", "disconnect", %{}) # # Returning `nil` makes this socket anonymous. def id(_socket), do: nil end