# Copyright 2011-2019, The Trustees of Indiana University and Northwestern
#   University.  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.
# ---  END LICENSE_HEADER BLOCK  ---

module Avalon
  module Controller
    module ControllerBehavior

      def deliver_content
        @obj = ActiveFedora::Base.find(params[:id], :cast => true)
        authorize! :inspect, @obj
        whitelist = ["descMetadata"]
        if whitelist.include? params[:file]
          file = @obj.send(params[:file])
          if file.nil? or file.new_record?
            render plain: 'Not Found', status: :not_found
          else
            render plain: file.content, content_type: file.mime_type
          end
        else
          head :method_not_allowed
        end
      end

    end
  end
end
