Fix string encoding

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@18623 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/BusinessTemplate.py

@@ -2335,11 +2335,15 @@ class PortalTypeRolesTemplateItem(BaseTemplateItem):
           'base_category_script'):
         prop_value = role.get(property)
         if prop_value:
+          if isinstance(prop_value, str):
+            prop_value = prop_value.decode('utf-8')
           xml_data += "\n   <property id='%s'>%s</property>" % \
               (property, prop_value)
       # multi
       for property in ('category', 'base_category'):
         for prop_value in role.get(property, []):
+          if isinstance(prop_value, str):
+            prop_value = prop_value.decode('utf-8')
           xml_data += "\n   <multi_property "\
           "id='%s'>%s</multi_property>" % (property, prop_value)
       xml_data += "\n  </role>"