tk2fonts.rb

#!/usr/bin/env ruby
require "base64"

if ARGV[0].nil?
  puts "Usage: #{$0} <name.css>"
  exit 1
end

lines = File.readlines(ARGV[0])
font = {}
lines.each do |line|
  case line
  when "@font-face {\n"
    font = {}
  when /font-family: "(.*)";/
    font[:family] = $1
  when /src: url\(data:font\/(otf);base64,(.*)\);/
    font[:format] = $1
    font[:base64] = $2
  when /font-style: (.*);/
    font[:style] = $1
  when /font-weight: (.*);/
    font[:weight] = $1
  when  "}\n"
    name = "#{font[:family][0...-2]}-#{font[:style]}-#{font[:weight]}-#{font[:family][-1..-1]}.#{font[:format]}"
    File.open(name, 'w') do |f| 
      f.write(Base64.decode64(font[:base64]))
    end
  end
end