spc-pleroma/lib/pleroma/web/metadata/providers/rel_me.ex

32 lines
877 B
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.Metadata.Providers.RelMe do
alias Pleroma.Web.Metadata.Providers.Provider
@behaviour Provider
@impl Provider
def build_tags(%{user: user}) do
profile_tree =
Floki.parse_fragment!(user.bio)
|> prepend_fields_tag(user.fields)
(Floki.attribute(profile_tree, "link[rel~=me]", "href") ++
Floki.attribute(profile_tree, "a[rel~=me]", "href"))
|> Enum.map(fn link ->
{:link, [rel: "me", href: link], []}
end)
end
defp prepend_fields_tag(bio_tree, fields) do
fields
|> Enum.reduce(bio_tree, fn %{"value" => v}, tree ->
case Floki.parse_fragment(v) do
{:ok, [a | _]} -> [a | tree]
_ -> tree
end
end)
end
end