1 files changed, 0 insertions, 226 deletions
diff --git a/lib/pleroma/web/streamer/worker.ex b/lib/pleroma/web/streamer/worker.ex
deleted file mode 100644
index c669e917d..000000000
--- a/lib/pleroma/web/streamer/worker.ex
+++ /dev/null
@@ -1,226 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Web.Streamer.Worker do
-  use GenServer
-
-  require Logger
-
-  alias Pleroma.Activity
-  alias Pleroma.Config
-  alias Pleroma.Conversation.Participation
-  alias Pleroma.Notification
-  alias Pleroma.Object
-  alias Pleroma.User
-  alias Pleroma.Web.ActivityPub.ActivityPub
-  alias Pleroma.Web.ActivityPub.Visibility
-  alias Pleroma.Web.CommonAPI
-  alias Pleroma.Web.Streamer.State
-  alias Pleroma.Web.Streamer.StreamerSocket
-  alias Pleroma.Web.StreamerView
-
-  def start_link(_) do
-    GenServer.start_link(__MODULE__, %{}, [])
-  end
-
-  def init(init_arg) do
-    {:ok, init_arg}
-  end
-
-  def stream(pid, topics, items) do
-    GenServer.call(pid, {:stream, topics, items})
-  end
-
-  def handle_call({:stream, topics, item}, _from, state) when is_list(topics) do
-    Enum.each(topics, fn t ->
-      do_stream(%{topic: t, item: item})
-    end)
-
-    {:reply, state, state}
-  end
-
-  def handle_call({:stream, topic, items}, _from, state) when is_list(items) do
-    Enum.each(items, fn i ->
-      do_stream(%{topic: topic, item: i})
-    end)
-
-    {:reply, state, state}
-  end
-
-  def handle_call({:stream, topic, item}, _from, state) do
-    do_stream(%{topic: topic, item: item})
-
-    {:reply, state, state}
-  end
-
-  defp do_stream(%{topic: "direct", item: item}) do
-    recipient_topics =
-      User.get_recipients_from_activity(item)
-      |> Enum.map(fn %{id: id} -> "direct:#{id}" end)
-
-    Enum.each(recipient_topics, fn user_topic ->
-      Logger.debug("Trying to push direct message to #{user_topic}\n\n")
-      push_to_socket(State.get_sockets(), user_topic, item)
-    end)
-  end
-
-  defp do_stream(%{topic: "participation", item: participation}) do
-    user_topic = "direct:#{participation.user_id}"
-    Logger.debug("Trying to push a conversation participation to #{user_topic}\n\n")
-
-    push_to_socket(State.get_sockets(), user_topic, participation)
-  end
-
-  defp do_stream(%{topic: "list", item: item}) do
-    # filter the recipient list if the activity is not public, see #270.
-    recipient_lists =
-      case Visibility.is_public?(item) do
-        true ->
-          Pleroma.List.get_lists_from_activity(item)
-
-        _ ->
-          Pleroma.List.get_lists_from_activity(item)
-          |> Enum.filter(fn list ->
-            owner = User.get_cached_by_id(list.user_id)
-
-            Visibility.visible_for_user?(item, owner)
-          end)
-      end
-
-    recipient_topics =
-      recipient_lists
-      |> Enum.map(fn %{id: id} -> "list:#{id}" end)
-
-    Enum.each(recipient_topics, fn list_topic ->
-      Logger.debug("Trying to push message to #{list_topic}\n\n")
-      push_to_socket(State.get_sockets(), list_topic, item)
-    end)
-  end
-
-  defp do_stream(%{topic: topic, item: %Notification{} = item})
-       when topic in ["user", "user:notification"] do
-    State.get_sockets()
-    |> Map.get("#{topic}:#{item.user_id}", [])
-    |> Enum.each(fn %StreamerSocket{transport_pid: transport_pid, user: socket_user} ->
-      with %User{} = user <- User.get_cached_by_ap_id(socket_user.ap_id),
-           true <- should_send?(user, item) do
-        send(transport_pid, {:text, StreamerView.render("notification.json", socket_user, item)})
-      end
-    end)
-  end
-
-  defp do_stream(%{topic: "user", item: item}) do
-    Logger.debug("Trying to push to users")
-
-    recipient_topics =
-      User.get_recipients_from_activity(item)
-      |> Enum.map(fn %{id: id} -> "user:#{id}" end)
-
-    Enum.each(recipient_topics, fn topic ->
-      push_to_socket(State.get_sockets(), topic, item)
-    end)
-  end
-
-  defp do_stream(%{topic: topic, item: item}) do
-    Logger.debug("Trying to push to #{topic}")
-    Logger.debug("Pushing item to #{topic}")
-    push_to_socket(State.get_sockets(), topic, item)
-  end
-
-  defp should_send?(%User{} = user, %Activity{} = item) do
-    %{block: blocked_ap_ids, mute: muted_ap_ids, reblog_mute: reblog_muted_ap_ids} =
-      User.outgoing_relationships_ap_ids(user, [:block, :mute, :reblog_mute])
-
-    recipient_blocks = MapSet.new(blocked_ap_ids ++ muted_ap_ids)
-    recipients = MapSet.new(item.recipients)
-    domain_blocks = Pleroma.Web.ActivityPub.MRF.subdomains_regex(user.domain_blocks)
-
-    with parent <- Object.normalize(item) || item,
-         true <-
-           Enum.all?([blocked_ap_ids, muted_ap_ids], &(item.actor not in &1)),
-         true <- item.data["type"] != "Announce" || item.actor not in reblog_muted_ap_ids,
-         true <- Enum.all?([blocked_ap_ids, muted_ap_ids], &(parent.data["actor"] not in &1)),
-         true <- MapSet.disjoint?(recipients, recipient_blocks),
-         %{host: item_host} <- URI.parse(item.actor),
-         %{host: parent_host} <- URI.parse(parent.data["actor"]),
-         false <- Pleroma.Web.ActivityPub.MRF.subdomain_match?(domain_blocks, item_host),
-         false <- Pleroma.Web.ActivityPub.MRF.subdomain_match?(domain_blocks, parent_host),
-         true <- thread_containment(item, user),
-         false <- CommonAPI.thread_muted?(user, parent) do
-      true
-    else
-      _ -> false
-    end
-  end
-
-  defp should_send?(%User{} = user, %Notification{activity: activity}) do
-    should_send?(user, activity)
-  end
-
-  def push_to_socket(topics, topic, %Activity{data: %{"type" => "Announce"}} = item) do
-    Enum.each(topics[topic] || [], fn %StreamerSocket{
-                                        transport_pid: transport_pid,
-                                        user: socket_user
-                                      } ->
-      # Get the current user so we have up-to-date blocks etc.
-      if socket_user do
-        user = User.get_cached_by_ap_id(socket_user.ap_id)
-
-        if should_send?(user, item) do
-          send(transport_pid, {:text, StreamerView.render("update.json", item, user)})
-        end
-      else
-        send(transport_pid, {:text, StreamerView.render("update.json", item)})
-      end
-    end)
-  end
-
-  def push_to_socket(topics, topic, %Participation{} = participation) do
-    Enum.each(topics[topic] || [], fn %StreamerSocket{transport_pid: transport_pid} ->
-      send(transport_pid, {:text, StreamerView.render("conversation.json", participation)})
-    end)
-  end
-
-  def push_to_socket(topics, topic, %Activity{
-        data: %{"type" => "Delete", "deleted_activity_id" => deleted_activity_id}
-      }) do
-    Enum.each(topics[topic] || [], fn %StreamerSocket{transport_pid: transport_pid} ->
-      send(
-        transport_pid,
-        {:text, %{event: "delete", payload: to_string(deleted_activity_id)} |> Jason.encode!()}
-      )
-    end)
-  end
-
-  def push_to_socket(_topics, _topic, %Activity{data: %{"type" => "Delete"}}), do: :noop
-
-  def push_to_socket(topics, topic, item) do
-    Enum.each(topics[topic] || [], fn %StreamerSocket{
-                                        transport_pid: transport_pid,
-                                        user: socket_user
-                                      } ->
-      # Get the current user so we have up-to-date blocks etc.
-      if socket_user do
-        user = User.get_cached_by_ap_id(socket_user.ap_id)
-
-        if should_send?(user, item) do
-          send(transport_pid, {:text, StreamerView.render("update.json", item, user)})
-        end
-      else
-        send(transport_pid, {:text, StreamerView.render("update.json", item)})
-      end
-    end)
-  end
-
-  @spec thread_containment(Activity.t(), User.t()) :: boolean()
-  defp thread_containment(_activity, %User{skip_thread_containment: true}), do: true
-
-  defp thread_containment(activity, user) do
-    if Config.get([:instance, :skip_thread_containment]) do
-      true
-    else
-      ActivityPub.contain_activity(activity, user)
-    end
-  end
-end