From f19d821fdffe6343bc7d4c9ddce640102fe56a7f Mon Sep 17 00:00:00 2001
From: Demian Katz <demian.katz@villanova.edu>
Date: Tue, 17 Jul 2012 11:52:16 -0400
Subject: [PATCH] Added missing parentheses (order of operations was incorrect
 before).

---
 module/VuFind/src/VuFind/RecordDriver/Summon.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/module/VuFind/src/VuFind/RecordDriver/Summon.php b/module/VuFind/src/VuFind/RecordDriver/Summon.php
index 1117498ad8e..8bf8fedc478 100644
--- a/module/VuFind/src/VuFind/RecordDriver/Summon.php
+++ b/module/VuFind/src/VuFind/RecordDriver/Summon.php
@@ -419,7 +419,7 @@ class Summon extends SolrDefault
     public function getThumbnail($size = 'small')
     {
         $formats = $this->getFormats();
-        if ($isbn = $this->getCleanISBN() || !empty($formats)) {
+        if (($isbn = $this->getCleanISBN()) || !empty($formats)) {
             $params = array('size' => $size);
             if ($isbn) {
                 $params['isn'] = $isbn;
-- 
GitLab