fog--fog/lib/fog/aws/requests/s3/copy_object.rb

unless Fog.mocking?

  module Fog
    module AWS
      class S3

        # Copy an object from one S3 bucket to another
        #
        # ==== Parameters
        # * source_bucket_name<~String> - Name of source bucket
        # * source_object_name<~String> - Name of source object
        # * target_bucket_name<~String> - Name of bucket to create copy in
        # * target_object_name<~String> - Name for new copy of object
        # * options<~Hash>:
        #   * 'x-amz-metadata-directive'<~String> - Specifies whether to copy metadata from source or replace with data in request.  Must be in ['COPY', 'REPLACE']
        #   * 'x-amz-copy_source-if-match'<~String> - Copies object if its etag matches this value
        #   * 'x-amz-copy_source-if-modified_since'<~Time> - Copies object it it has been modified since this time
        #   * 'x-amz-copy_source-if-none-match'<~String> - Copies object if its etag does not match this value
        #   * 'x-amz-copy_source-if-unmodified-since'<~Time> - Copies object it it has not been modified since this time
        #
        # ==== Returns
        # * response<~Fog::AWS::Response>:
        #   * body<~Hash>:
        #     * 'ETag'<~String> - etag of new object
        #     * 'LastModified'<~Time> - date object was last modified
        #
        # TODO: allow specifying new metadata (support all/some of put_object?)
        def copy_object(source_bucket_name, source_object_name, target_bucket_name, target_object_name, options = {})
          headers = { 'x-amz-copy-source' => "/#{source_bucket_name}/#{source_object_name}" }.merge!(options)
          request({
            :expects  => 200,
            :headers  => headers,
            :host     => "#{target_bucket_name}.#{@host}",
            :method   => 'PUT',
            :parser   => Fog::Parsers::AWS::S3::CopyObject.new,
            :path     => target_object_name
          })
        end

      end
    end
  end

else

  module Fog
    module AWS
      class S3

        def copy_object(source_bucket_name, source_object_name, target_bucket_name, target_object_name, options = {})
          response = Fog::Response.new
          source_bucket_status = get_bucket(source_bucket_name).status
          target_bucket_status = get_bucket(target_bucket_name).status
          source_object_status = get_object(source_bucket_name, source_object_name).status

          if source_bucket_status != 200
            response.status = source_bucket_status
          elsif target_bucket_status != 200
            response.status = target_bucket_status
          elsif source_bucket_status != 200
            response.status = source_bucket_status
          else
            response.status = 200
          end

          if response.status == 200
            source_bucket = @data['Buckets'].select {|bucket| bucket['Name'] == source_bucket_name}.first
            source_object = source_bucket['Contents'].select {|object| object['Key'] == source_object_name}.first
            target_bucket = @data['Buckets'].select {|bucket| bucket['Name'] == target_bucket_name}.first
            target_object = source_object.dup
            target_object['Name'] = target_object_name
            target_bucket['Contents'] << target_object
            response.body = {
              'ETag'          => target_object['ETag'],
              'LastModified'  => Time.parse(target_object['LastModified'])
            }
          end

          response
        end

      end
    end
  end

end