From e0867b22229badf2df010cfc71de3a1fb744fc9b Mon Sep 17 00:00:00 2001
From: Eric Merrill <merrill@oakland.edu>
Date: Wed, 13 Jul 2016 06:05:33 -0400
Subject: [PATCH] MDL-55190 search: Limit search to non-files if disabled

---
 search/engine/solr/classes/engine.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/search/engine/solr/classes/engine.php b/search/engine/solr/classes/engine.php
index 05a1ae6c84d..ce2f722c6bd 100644
--- a/search/engine/solr/classes/engine.php
+++ b/search/engine/solr/classes/engine.php
@@ -316,6 +316,9 @@ class engine extends \core_search\engine {
             $query->setGroupLimit(3);
             $query->setGroupNGroups(true);
             $query->addGroupField('solr_filegroupingid');
+        } else {
+            // Make sure we only get text files, in case the index has pre-existing files.
+            $query->addFilterQuery('type:'.\core_search\manager::TYPE_TEXT);
         }
 
         return $query;