old_contents: # -*- coding: utf8 -*-
  
  from zope.interface import Interface
  
  from skosprovider.registry import Registry
  
  
  class ISkosRegistry(Interface):
      pass
  
  
  def _build_skos_registry(registry):
      skos_registry = registry.queryUtility(ISkosRegistry)
      if skos_registry is not None:
          return skos_registry
  
      skos_registry = Registry()
  
      registry.registerUtility(skos_registry, ISkosRegistry)
      return registry.queryUtility(ISkosRegistry)
  
  
  def get_skos_registry(registry):
      #Argument might be a config or request
      regis = getattr(registry, 'registry', None)
      if regis is None:
          regis = registry
      return regis.queryUtility(ISkosRegistry)
  
  
  def includeme(config):
      _build_skos_registry(config.registry)
      config.add_directive('get_skos_registry', get_skos_registry)
      config.add_route('skosprovider.conceptschemes', '/conceptschemes')
      config.add_route('skosprovider.conceptscheme', '/conceptschemes/{scheme_id}')
      config.add_route('skosprovider.conceptscheme.concepts', '/conceptschemes/{scheme_id}/concepts')
      config.add_route('skosprovider.concept', '/conceptschemes/{scheme_id}/concepts/{concept_id}')
  
      config.scan()
  
new_contents: # -*- coding: utf8 -*-
  
  from zope.interface import Interface
  
  from skosprovider.registry import Registry
  
  
  class ISkosRegistry(Interface):
      pass
  
  
  def _build_skos_registry(registry):
      skos_registry = registry.queryUtility(ISkosRegistry)
      if skos_registry is not None:
          return skos_registry
  
      skos_registry = Registry()
  
      registry.registerUtility(skos_registry, ISkosRegistry)
      return registry.queryUtility(ISkosRegistry)
  
  
  def get_skos_registry(registry):
      #Argument might be a config or request
      regis = getattr(registry, 'registry', None)
      if regis is None:
          regis = registry
      return regis.queryUtility(ISkosRegistry)
  
  
  def includeme(config):
      _build_skos_registry(config.registry)
      config.add_directive('get_skos_registry', get_skos_registry)
      config.add_request_method(get_skos_registry, 'skos_registry', reify=True)
      config.add_route('skosprovider.conceptschemes', '/conceptschemes')
      config.add_route('skosprovider.conceptscheme', '/conceptschemes/{scheme_id}')
      config.add_route('skosprovider.conceptscheme.concepts', '/conceptschemes/{scheme_id}/concepts')
      config.add_route('skosprovider.concept', '/conceptschemes/{scheme_id}/concepts/{concept_id}')
  
      config.scan()
  
subject: Add skos_registry to the request.