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furlex

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Furlex is a structured data extraction tool written in Elixir. It currently supports unfurling oEmbed, Twitter Card, Facebook Open Graph, JSON-LD and plain ole' HTML `<meta />` data out of any url you supply.

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furlex lib furlex parser facebook.ex
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lib/furlex/parser/facebook.ex 

defmodule Furlex.Parser.Facebook do

  @behaviour Furlex.Parser



  alias Furlex.Parser



  @spec parse(String.t) :: {:ok, Map.t}

  def parse(html) do

    tags = config(:tags)

    meta = &("meta[property=\"#{&1}\"]")



    map = Parser.extract tags, html, meta



    {:ok, map}

  end



  defp config(key), do: Application.get_env(:furlex, __MODULE__)[key]

end