Pleroma/lib/pleroma/web/rel_me.ex

52 lines
1.2 KiB
Elixir
Raw Normal View History

# Pleroma: A lightweight social networking server
# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.RelMe do
@hackney_options [
pool: :media,
timeout: 2_000,
recv_timeout: 2_000,
max_body: 2_000_000
]
if Mix.env() == :test do
2019-03-02 06:32:03 +01:00
def parse(url) when is_binary(url), do: parse_url(url)
else
2019-03-02 06:32:03 +01:00
def parse(url) when is_binary(url) do
Cachex.fetch!(:rel_me_cache, url, fn _ ->
{:commit, parse_url(url)}
end)
rescue
e -> {:error, "Cachex error: #{inspect(e)}"}
end
end
2019-03-02 06:32:03 +01:00
def parse(_), do: {:error, "No URL provided"}
defp parse_url(url) do
{:ok, %Tesla.Env{body: html}} = Pleroma.HTTP.get(url, [], adapter: @hackney_options)
2019-03-02 06:32:03 +01:00
data =
Floki.attribute(html, "link[rel=me]", "href") ++ Floki.attribute(html, "a[rel=me]", "href")
{:ok, data}
rescue
e -> {:error, "Parsing error: #{inspect(e)}"}
end
2019-03-02 06:32:03 +01:00
def maybe_put_rel_me("http" <> _ = target_page, profile_urls) when is_list(profile_urls) do
{:ok, rel_me_hrefs} = parse(target_page)
true = Enum.any?(rel_me_hrefs, fn x -> x in profile_urls end)
"me"
2019-03-02 06:32:03 +01:00
rescue
_ -> nil
end
def maybe_put_rel_me(_, _) do
nil
end
end