# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.RelMe do
- @hackney_options [
+ @options [
pool: :media,
- timeout: 2_000,
- recv_timeout: 2_000,
max_body: 2_000_000
]
- def parse(nil), do: {:error, "No URL provided"}
-
- if Mix.env() == :test do
- def parse(url), do: parse_url(url)
+ if Pleroma.Config.get(:env) == :test do
+ def parse(url) when is_binary(url), do: parse_url(url)
else
- def parse(url) do
+ def parse(url) when is_binary(url) do
Cachex.fetch!(:rel_me_cache, url, fn _ ->
{:commit, parse_url(url)}
end)
end
end
+ def parse(_), do: {:error, "No URL provided"}
+
defp parse_url(url) do
- {:ok, %Tesla.Env{body: html}} = Pleroma.HTTP.get(url, [], adapter: @hackney_options)
+ opts =
+ if Application.get_env(:tesla, :adapter) == Tesla.Adapter.Hackney do
+ Keyword.merge(@options,
+ recv_timeout: 2_000,
+ with_body: true
+ )
+ else
+ @options
+ end
- Floki.attribute(html, "link[rel=me]", "href") ++ Floki.attribute(html, "a[rel=me]", "href")
+ with {:ok, %Tesla.Env{body: html, status: status}} when status in 200..299 <-
+ Pleroma.HTTP.get(url, [], adapter: opts),
+ {:ok, html_tree} <- Floki.parse_document(html),
+ data <-
+ Floki.attribute(html_tree, "link[rel~=me]", "href") ++
+ Floki.attribute(html_tree, "a[rel~=me]", "href") do
+ {:ok, data}
+ end
rescue
e -> {:error, "Parsing error: #{inspect(e)}"}
end
- def maybe_put_rel_me("http" <> _ = target_page, urls) when not is_nil(urls) do
- if Enum.any?(parse(target_page), fn x -> x in urls end) do
- "rel=\"me\" "
- else
- ""
- end
+ 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"
+ rescue
+ _ -> nil
end
def maybe_put_rel_me(_, _) do
- ""
+ nil
end
end