class ChefCLI::PolicyfileServices::ExportRepo

def copy_cookbook(lock)
  dirname = "#{lock.name}-#{lock.identifier}"
  export_path = File.join(staging_dir, "cookbook_artifacts", dirname)
  metadata_rb_path = File.join(export_path, "metadata.rb")
  FileUtils.mkdir(export_path) unless File.directory?(export_path)
  copy_unignored_cookbook_files(lock, export_path)
  FileUtils.rm_f(metadata_rb_path)
  if lock.cookbook_version.nil?
    ui.msg "Unable to get the cookbook version/metadata for #{lock}"
  end
  metadata = lock.cookbook_version.metadata
  metadata_json_path = File.join(export_path, "metadata.json")
  File.open(metadata_json_path, "wb+") do |f|
    f.print(FFI_Yajl::Encoder.encode(metadata.to_hash, pretty: true ))
  end
end