mirror of
https://akkoma.dev/AkkomaGang/akkoma.git
synced 2024-12-27 03:04:12 +00:00
36 lines
1,001 B
Elixir
36 lines
1,001 B
Elixir
# Pleroma: A lightweight social networking server
|
|
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
|
|
# SPDX-License-Identifier: AGPL-3.0-only
|
|
|
|
defmodule Pleroma.Web.RichMedia.Parsers.OEmbed do
|
|
def parse(html, _data) do
|
|
with elements = [_ | _] <- get_discovery_data(html),
|
|
{:ok, oembed_url} <- get_oembed_url(elements),
|
|
{:ok, oembed_data} <- get_oembed_data(oembed_url) do
|
|
{:ok, oembed_data}
|
|
else
|
|
_e -> {:error, "No OEmbed data found"}
|
|
end
|
|
end
|
|
|
|
defp get_discovery_data(html) do
|
|
html |> Floki.find("link[type='application/json+oembed']")
|
|
end
|
|
|
|
defp get_oembed_url(nodes) do
|
|
{"link", attributes, _children} = nodes |> hd()
|
|
|
|
{:ok, Enum.into(attributes, %{})["href"]}
|
|
end
|
|
|
|
defp get_oembed_data(url) do
|
|
{:ok, %Tesla.Env{body: json}} = Pleroma.HTTP.get(url, [], adapter: [pool: :media])
|
|
|
|
{:ok, data} = Jason.decode(json)
|
|
|
|
data = data |> Map.new(fn {k, v} -> {String.to_atom(k), v} end)
|
|
|
|
{:ok, data}
|
|
end
|
|
end
|