# HG changeset patch
# User sylvain.thenault@logilab.fr
# Date 1239215447 -7200
# Node ID dd984d682ab07c1fc2f050b33f3210f6d84e679e
# Parent  4596ce9bb4dcbe383e471f53d4dd6cd44194218d
don't fail on unregistered properties

diff -r 4596ce9bb4dc -r dd984d682ab0 entities/lib.py
--- a/entities/lib.py	Wed Apr 08 20:30:25 2009 +0200
+++ b/entities/lib.py	Wed Apr 08 20:30:47 2009 +0200
@@ -11,6 +11,7 @@
 
 from logilab.common.decorators import cached
 
+from cubicweb import UnknownProperty
 from cubicweb.entity import _marker
 from cubicweb.entities import AnyEntity, fetch_config
 
@@ -97,7 +98,10 @@
         return self.vreg.typed_value(self.pkey, self.value)
         
     def dc_description(self):
-        return self.req._(self.vreg.property_info(self.pkey)['help'])
+        try:
+            return self.req._(self.vreg.property_info(self.pkey)['help'])
+        except UnknownProperty:
+            return u''
 
     def after_deletion_path(self):
         """return (path, parameters) which should be used as redirect