1 # Pleroma: A lightweight social networking server
2 # Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
3 # SPDX-License-Identifier: AGPL-3.0-only
5 defmodule Pleroma.Web.RelMe do
12 @cachex Pleroma.Config.get([:cachex, :provider], Cachex)
13 def parse(url) when is_binary(url) do
14 @cachex.fetch!(:rel_me_cache, url, fn _ ->
15 {:commit, parse_url(url)}
18 e -> {:error, "Cachex error: #{inspect(e)}"}
21 def parse(_), do: {:error, "No URL provided"}
23 defp parse_url(url) do
24 with {:ok, %Tesla.Env{body: html, status: status}} when status in 200..299 <-
25 Pleroma.HTTP.get(url, [], @options),
26 {:ok, html_tree} <- Floki.parse_document(html),
28 Floki.attribute(html_tree, "link[rel~=me]", "href") ++
29 Floki.attribute(html_tree, "a[rel~=me]", "href") do
33 e -> {:error, "Parsing error: #{inspect(e)}"}
36 def maybe_put_rel_me("http" <> _ = target_page, profile_urls) when is_list(profile_urls) do
37 {:ok, rel_me_hrefs} = parse(target_page)
39 true = Enum.any?(rel_me_hrefs, fn x -> x in profile_urls end)
46 def maybe_put_rel_me(_, _) do