# File lib/chef_zero/chef_data/cookbook_data.rb, line 7
      def self.to_hash(cookbook, name, version=nil)
        frozen = false
        if cookbook.has_key?(:frozen)
          frozen = cookbook[:frozen]
          cookbook = cookbook.dup
          cookbook.delete(:frozen)
        end

        result = files_from(cookbook)
        recipe_names = result[:recipes].map do |recipe|
          recipe_name = recipe[:name][0..-2]
          recipe_name == 'default' ? name : "#{name}::#{recipe_name}"
        end
        result[:metadata] = metadata_from(cookbook, name, version, recipe_names)
        result[:name] = "#{name}-#{result[:metadata][:version]}"
        result[:json_class] = 'Chef::CookbookVersion'
        result[:cookbook_name] = name
        result[:version] = result[:metadata][:version]
        result[:chef_type] = 'cookbook_version'
        result[:frozen?] = true if frozen
        result
      end