Prevent notice.

vufind-org · Nov 20, 2017 · ba84841 · ba84841
1 parent 41aae2c
commit ba84841
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/themes/bootstrap3/templates/Recommend/VisualFacets.phtml b/themes/bootstrap3/templates/Recommend/VisualFacets.phtml
@@ -12,7 +12,8 @@
       $toplevelinfo['name'] = $toplevelfacet['value'];
       $toplevelinfo['field'] = $toplevelfacet['field'];
       $toplevelinfo['size'] = $toplevelfacet['count'];
-      foreach($toplevelfacet['pivot'] as $secondlevelfacet) {
+      $pivot = isset($toplevelfacet['pivot']) ? $toplevelfacet['pivot'] : [];
+      foreach($pivot as $secondlevelfacet) {
         $secondlevelinfo = [];
         $secondlevelinfo['name'] = $secondlevelfacet['value'];
         $secondlevelinfo['size'] = $secondlevelfacet['count'];