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authorAlex Gleason <alex@alexgleason.me>2021-06-17 15:38:10 -0500
committerAlex Gleason <alex@alexgleason.me>2021-06-17 15:38:10 -0500
commit3a03d9b65f96099e7c7a831469532c2cec7294c6 (patch)
tree46d84731c3a53157117fc4c8141fdf6b3d7b8b25 /lib/pleroma/web/chat_channel.ex
parenta704d5499c03cb5609ea38a5f2ef06095ced3ef3 (diff)
parenta8adc300d4cfc88ef19f1977e32068437ed4ad00 (diff)
downloadpleroma-nsfw-api-mrf.tar.gz
Merge remote-tracking branch 'pleroma/develop' into nsfw-api-mrfnsfw-api-mrf
Diffstat (limited to 'lib/pleroma/web/chat_channel.ex')
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diff --git a/lib/pleroma/web/chat_channel.ex b/lib/pleroma/web/chat_channel.ex
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-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Web.ChatChannel do
- use Phoenix.Channel
-
- alias Pleroma.User
- alias Pleroma.Web.ChatChannel.ChatChannelState
- alias Pleroma.Web.MastodonAPI.AccountView
-
- def join("chat:public", _message, socket) do
- send(self(), :after_join)
- {:ok, socket}
- end
-
- def handle_info(:after_join, socket) do
- push(socket, "messages", %{messages: ChatChannelState.messages()})
- {:noreply, socket}
- end
-
- def handle_in("new_msg", %{"text" => text}, %{assigns: %{user_name: user_name}} = socket) do
- text = String.trim(text)
-
- if String.length(text) in 1..Pleroma.Config.get([:instance, :chat_limit]) do
- author = User.get_cached_by_nickname(user_name)
- author_json = AccountView.render("show.json", user: author, skip_visibility_check: true)
-
- message = ChatChannelState.add_message(%{text: text, author: author_json})
-
- broadcast!(socket, "new_msg", message)
- end
-
- {:noreply, socket}
- end
-end
-
-defmodule Pleroma.Web.ChatChannel.ChatChannelState do
- use Agent
-
- @max_messages 20
-
- def start_link(_) do
- Agent.start_link(fn -> %{max_id: 1, messages: []} end, name: __MODULE__)
- end
-
- def add_message(message) do
- Agent.get_and_update(__MODULE__, fn state ->
- id = state[:max_id] + 1
- message = Map.put(message, "id", id)
- messages = [message | state[:messages]] |> Enum.take(@max_messages)
- {message, %{max_id: id, messages: messages}}
- end)
- end
-
- def messages do
- Agent.get(__MODULE__, fn state -> state[:messages] |> Enum.reverse() end)
- end
-end