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28 lines
722 B
Elixir
28 lines
722 B
Elixir
defmodule Pleroma.Web.RichMedia.Parsers.OEmbed do
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def parse(html, _data) do
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with elements = [_ | _] <- get_discovery_data(html),
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{:ok, oembed_url} <- get_oembed_url(elements),
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{:ok, oembed_data} <- get_oembed_data(oembed_url) do
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{:ok, oembed_data}
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else
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_e -> {:error, "No OEmbed data found"}
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end
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end
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defp get_discovery_data(html) do
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html |> Floki.find("link[type='application/json+oembed']")
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end
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defp get_oembed_url(nodes) do
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{"link", attributes, _children} = nodes |> hd()
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{:ok, Enum.into(attributes, %{})["href"]}
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end
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defp get_oembed_data(url) do
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{:ok, %Tesla.Env{body: json}} = Pleroma.HTTP.get(url)
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{:ok, Poison.decode!(json)}
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end
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end
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