bugfix.

[Plinn.git] / userlanguages.py

diff --git a/userlanguages.py b/userlanguages.py
index 8103d15..d108c40 100644 (file)
--- a/userlanguages.py
+++ b/userlanguages.py
@@ -1,14 +1,18 @@
 # -*- coding: utf-8 -*-
 from zope.publisher.browser import BrowserLanguages
 from Products.CMFCore.utils import getUtilityByInterfaceName
 # -*- coding: utf-8 -*-
 from zope.publisher.browser import BrowserLanguages
 from Products.CMFCore.utils import getUtilityByInterfaceName

+from zope.component.interfaces import ComponentLookupError

 
 class AuthenticatedUserLanguages(BrowserLanguages):
 
     def getPreferredLanguages(self) :
 
 class AuthenticatedUserLanguages(BrowserLanguages):
 
     def getPreferredLanguages(self) :

-        mtool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IMembershipTool')
+        try :
+            mtool = getUtilityByInterfaceName('Products.CMFCore.interfaces.IMembershipTool')
+        except ComponentLookupError :
+            return super(AuthenticatedUserLanguages, self).getPreferredLanguages()

         if mtool.isAnonymousUser() :
             return super(AuthenticatedUserLanguages, self).getPreferredLanguages()
         else :
             m = mtool.getAuthenticatedMember()
         if mtool.isAnonymousUser() :
             return super(AuthenticatedUserLanguages, self).getPreferredLanguages()
         else :
             m = mtool.getAuthenticatedMember()

-            userLangs = m.getProperty('preferred_languages', [])
+            userLangs = m.getProperty('preferred_languages', [])[:]

             return userLangs or super(AuthenticatedUserLanguages, self).getPreferredLanguages()
             return userLangs or super(AuthenticatedUserLanguages, self).getPreferredLanguages()