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akkoma/lib/pleroma/plugs/instance_static.ex
William Pearson 3dadaa4432 robots.txt
Add default robots.txt that allows bots access to all paths.
Add mix task to generate robots.txt taht allows bots access to no paths.
Document custom emojis, MRF and static_dir
static_dir documentation includes docs for the robots.txt Mix task.
2019-03-15 02:28:18 +00:00

60 lines
1.5 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Plugs.InstanceStatic do
@moduledoc """
This is a shim to call `Plug.Static` but with runtime `from` configuration.
Mountpoints are defined directly in the module to avoid calling the configuration for every request including non-static ones.
"""
@behaviour Plug
def file_path(path) do
instance_path =
Path.join(Pleroma.Config.get([:instance, :static_dir], "instance/static/"), path)
if File.exists?(instance_path) do
instance_path
else
Path.join(Application.app_dir(:pleroma, "priv/static/"), path)
end
end
@only ~w(index.html robots.txt static emoji packs sounds images instance favicon.png sw.js
sw-pleroma.js)
def init(opts) do
opts
|> Keyword.put(:from, "__unconfigured_instance_static_plug")
|> Keyword.put(:at, "/__unconfigured_instance_static_plug")
|> Plug.Static.init()
end
for only <- @only do
at = Plug.Router.Utils.split("/")
def call(%{request_path: "/" <> unquote(only) <> _} = conn, opts) do
call_static(
conn,
opts,
unquote(at),
Pleroma.Config.get([:instance, :static_dir], "instance/static")
)
end
end
def call(conn, _) do
conn
end
defp call_static(conn, opts, at, from) do
opts =
opts
|> Map.put(:from, from)
|> Map.put(:at, at)
Plug.Static.call(conn, opts)
end
end