RubyMotion - read entitlements from the provisioning_profile

gistfile1.rb

# read entitlements from the provisioning_profile
# you can the set it like this:
#   app.entitlements = app.read_provisioning_profile_entitlements
module Motion
  module Project
    class Config
      def read_provisioning_profile_entitlements
        text = File.read(provisioning_profile)
        text.force_encoding('binary') if RUBY_VERSION >= '1.9.0'
        text = text.scan(/<key>\s*Entitlements\s*<\/key>\s*<dict>(.*?)\s*<\/dict>/m)[0][0]
        output = {}
        current_key = nil
        text.scan(/(<(array|string|key)>(.*?)<\/(\2)>|<(true)\/>|<(false)\/>)/m).each do |x|
          type = (x[1] || x[4] || x[5]).to_s.strip
          val = if type == "true"
            true
          elsif type == "false"
            false
          elsif type == "array"
            x[2].to_s.scan(/<string>(.*?)<\/string>/).map { |str| str[0].strip }
          else
            x[2].to_s.strip
          end
          if type == "key"
            current_key = val
          else
            output[current_key] = val
          end
        end
        output
      end
    end
  end
end