#
# Author:: John Keiser (<jkeiser@opscode.com>)
# Copyright:: Copyright (c) 2012 Opscode, Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

require "chef/chef_fs/file_system/chef_server/cookbook_dir"

class Chef
  module ChefFS
    module FileSystem
      module ChefServer
        class CookbookArtifactDir < CookbookDir
          def initialize(name, parent, options = {})
            super(name, parent)
            @cookbook_name, dash, @version = name.rpartition("-")
          end

          def copy_from(other, options = {})
            raise OperationNotAllowedError.new(:write, self, nil, "cannot be updated: cookbook artifacts are immutable once uploaded")
          end
        end
      end
    end
  end
end