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Contents
# encoding: UTF-8
# Copyright 2011 innoQ Deutschland GmbH
#
# 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 'singleton'
# virtual root node
# NB:
# * does not inherit from Concept::Base to avoid being included in all
# queries based on that class, including indirect ones (e.g. relations)
# * persistence (i.e. a database record) is not required since this is a
# singleton and merely a static, virtual node
class Concept::SKOS::Scheme
include Singleton
def self.rdf_class
:ConceptScheme
end
def self.rdf_namespace
:skos
end
def origin
:scheme
end
def build_rdf_subject(document, controller, &block)
ns = IqRdf::Namespace.find_namespace_class(self.class.rdf_namespace.to_sym)
raise "Namespace '#{rdf_namespace}' is not defined in IqRdf document." unless ns
IqRdf.build_uri(origin, ns.build_uri(self.class.rdf_class), &block)
end
end
Version data entries
11 entries across 11 versions & 1 rubygems