1 files changed, 59 insertions, 0 deletions
diff --git a/lib/pleroma/web/preload/providers/instance.ex b/lib/pleroma/web/preload/providers/instance.ex
new file mode 100644
index 000000000..eb0254c74
--- /dev/null
+++ b/lib/pleroma/web/preload/providers/instance.ex
@@ -0,0 +1,59 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.Preload.Providers.Instance do
+  alias Pleroma.Web.MastodonAPI.InstanceView
+  alias Pleroma.Web.Nodeinfo.Nodeinfo
+  alias Pleroma.Web.Plugs.InstanceStatic
+  alias Pleroma.Web.Preload.Providers.Provider
+  alias Pleroma.Web.TwitterAPI.UtilView
+
+  @behaviour Provider
+  @instance_url "/api/v1/instance"
+  @panel_url "/instance/panel.html"
+  @nodeinfo_url "/nodeinfo/2.0.json"
+  @fe_config_url "/api/pleroma/frontend_configurations"
+
+  @impl Provider
+  def generate_terms(_params) do
+    %{}
+    |> build_info_tag()
+    |> build_panel_tag()
+    |> build_nodeinfo_tag()
+    |> build_fe_config_tag()
+  end
+
+  defp build_info_tag(acc) do
+    info_data = InstanceView.render("show.json", %{})
+
+    Map.put(acc, @instance_url, info_data)
+  end
+
+  defp build_panel_tag(acc) do
+    instance_path = InstanceStatic.file_path(@panel_url |> to_string())
+
+    if File.exists?(instance_path) do
+      panel_data = File.read!(instance_path)
+      Map.put(acc, @panel_url, panel_data)
+    else
+      acc
+    end
+  end
+
+  defp build_nodeinfo_tag(acc) do
+    case Nodeinfo.get_nodeinfo("2.0") do
+      {:error, _} ->
+        acc
+
+      nodeinfo_data ->
+        Map.put(acc, @nodeinfo_url, nodeinfo_data)
+    end
+  end
+
+  defp build_fe_config_tag(acc) do
+    fe_data = UtilView.render("frontend_configurations.json", %{})
+
+    Map.put(acc, @fe_config_url, fe_data)
+  end
+end