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rapport

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Rapport aims to provide a robust set of modules to generate HTML reports that both looks good in the browser and when being printed.

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rapport lib font.ex
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lib/font.ex 

defmodule Rapport.Font do

  @doc """


  Converts a font file (woff2) to a base64 encoded string that can be to embedded:





  @font-face {


    src: url(data:font/woff2;charset=utf-8;base64,d09GRgA...kAAA==) format('woff')


  }





  Only woff2 format is supported at the moment





  ## Options





    * `font` - Font binary


  """

  def as_data(font) do

    mime_type = detect_mime_type(font)

    encoded_font = Base.encode64(font)

    "data:#{mime_type};base64,#{encoded_font}"

  end



  defp detect_mime_type("wOF2" <> _), do: "font/woff2"

  defp detect_mime_type(_), do: raise ArgumentError, message: "Invalid font"

end