userlanguages.py

   1 # -*- coding: utf-8 -*-
   2 from zope.publisher.browser import BrowserLanguages
   3 from Products.CMFCore.utils import getUtilityByInterfaceName
   4 from zope.component.interfaces import ComponentLookupError
   5
   6 class AuthenticatedUserLanguages(BrowserLanguages):
   7
   8     def getPreferredLanguages(self) :
   9         try :
  10             mtool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IMembershipTool')
  11         except ComponentLookupError :
  12             return super(AuthenticatedUserLanguages, self).getPreferredLanguages()
  13         if mtool.isAnonymousUser() :
  14             return super(AuthenticatedUserLanguages, self).getPreferredLanguages()
  15         else :
  16             m = mtool.getAuthenticatedMember()
  17             userLangs = m.getProperty('preferred_languages', [])[:]
  18             return userLangs or super(AuthenticatedUserLanguages, self).getPreferredLanguages()