preload data into index.html

lib/pleroma/web/preload/timelines.ex

@@ -0,0 +1,42 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.Preload.Providers.Timelines do
+  alias Pleroma.Web.ActivityPub.ActivityPub
+  alias Pleroma.Web.MastodonAPI.StatusView
+  alias Pleroma.Web.Preload.Providers.Provider
+
+  @behaviour Provider
+  @public_url :"/api/v1/timelines/public"
+
+  @impl Provider
+  def generate_terms(_params) do
+    build_public_tag(%{})
+  end
+
+  def build_public_tag(acc) do
+    if Pleroma.Config.get([:restrict_unauthenticated, :timelines, :federated], true) do
+      acc
+    else
+      Map.put(acc, @public_url, public_timeline(nil))
+    end
+  end
+
+  defp public_timeline(user) do
+    activities =
+      create_timeline_params(user)
+      |> Map.put("local_only", false)
+      |> ActivityPub.fetch_public_activities()
+
+    StatusView.render("index.json", activities: activities, for: user, as: :activity)
+  end
+
+  defp create_timeline_params(user) do
+    %{}
+    |> Map.put("type", ["Create", "Announce"])
+    |> Map.put("blocking_user", user)
+    |> Map.put("muting_user", user)
+    |> Map.put("user", user)
+  end
+end