tree f6163e914aa74cf64f116973fb74230b14f8472a
parent 31eb19dc62d12c3e88d06a9f25ccc08ad3bc97f7
author Daniel Gruno <humbedooh@apache.org> 1515461847 +0100
committer Daniel Gruno <humbedooh@apache.org> 1515461847 +0100

If not key phrases, put _NULL_ to avoid breaking ES

ES does not seem to like empty sets here, so we'll
put _NULL_ in there when no phrases were found,
and ignore that in the UI.