old_contents: ##
  # Copyright (c) 2006-2014 Apple Inc. All rights reserved.
  #
  # 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.
  ##
  
  """
  Implements a directory-backed principal hierarchy.
  """
  
  from txweb2.dav.util import joinURL
  
  from twistedcaldav.client.reverseproxy import ReverseProxyResource
  
  from twisted.internet.defer import succeed
  
  __all__ = ["DirectoryReverseProxyResource"]
  
  class DirectoryReverseProxyResource(ReverseProxyResource):
  
      def __init__(self, parent, record):
          self.parent = parent
          self.record = record
  
          super(DirectoryReverseProxyResource, self).__init__(self.record.serverID)
  
  
      def url(self):
          return joinURL(self.parent.url(), self.record.uid)
  
  
      def hasQuota(self, request):
          return succeed(False)
  
  
      def hasQuotaRoot(self, request):
          return succeed(False)
  
  
      def quotaRootResource(self, request):
          """
          Return the quota root for this resource.
  
          @return: L{DAVResource} or C{None}
          """
  
          return succeed(None)
  
  
      def checkPrivileges(
          self, request, privileges, recurse=False,
          principal=None, inherited_aces=None
      ):
          return succeed(None)
  
  
      def hasProperty(self, property, request):
          return succeed(False)
  
new_contents: ##
  # Copyright (c) 2006-2014 Apple Inc. All rights reserved.
  #
  # 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.
  ##
  
  """
  Implements a directory-backed principal hierarchy.
  """
  
  from txweb2.dav.util import joinURL
  
  from twistedcaldav.client.reverseproxy import ReverseProxyResource
  
  from twisted.internet.defer import succeed
  
  __all__ = ["DirectoryReverseProxyResource"]
  
  class DirectoryReverseProxyResource(ReverseProxyResource):
  
      def __init__(self, parent, record):
          self.parent = parent
          self.record = record
  
          super(DirectoryReverseProxyResource, self).__init__(self.record.serviceNodeUID)
  
  
      def url(self):
          return joinURL(self.parent.url(), self.record.uid)
  
  
      def hasQuota(self, request):
          return succeed(False)
  
  
      def hasQuotaRoot(self, request):
          return succeed(False)
  
  
      def quotaRootResource(self, request):
          """
          Return the quota root for this resource.
  
          @return: L{DAVResource} or C{None}
          """
  
          return succeed(None)
  
  
      def checkPrivileges(
          self, request, privileges, recurse=False,
          principal=None, inherited_aces=None
      ):
          return succeed(None)
  
  
      def hasProperty(self, property, request):
          return succeed(False)
  
subject: Fix attribute to match .who implementation.