# HG changeset patch
# User Thierry Florac <tflorac@ulthar.net>
# Date 1495406629 -7200
# Node ID d3f76ee1af666a32b6b1fef8af28251235352b65
# Parent  827feec71488870679e951ec17ce49adb9917d2d
Add check against empty thesaurus name

diff -r 827feec71488 -r d3f76ee1af66 src/pyams_thesaurus/thesaurus.py
--- a/src/pyams_thesaurus/thesaurus.py	Tue May 16 11:25:21 2017 +0200
+++ b/src/pyams_thesaurus/thesaurus.py	Mon May 22 00:43:49 2017 +0200
@@ -374,7 +374,7 @@
             thesaurus = get_parent(context, IThesaurus)
             if thesaurus is None:
                 context_manager = IThesaurusContextManager(context, None)
-                if context_manager is not None:
+                if (context_manager is not None) and context_manager.thesaurus_name:
                     thesaurus = query_utility(IThesaurus, name=context_manager.thesaurus_name)
             if thesaurus is not None:
                 extracts = IThesaurusExtracts(thesaurus)