Check if title{_sub,_short} exists before accessing it

subhh · Jan 2, 2024 · 220c76d · 220c76d
1 parent de1b3a8
commit 220c76d
Showing 1 changed file with 12 additions and 8 deletions.
diff --git a/module/VuFind/src/VuFind/RecordDriver/DefaultRecord.php b/module/VuFind/src/VuFind/RecordDriver/DefaultRecord.php
@@ -1210,10 +1210,12 @@ public function getSeries()
      */
     public function getShortTitle()
     {
-        if (is_array($this->fields['title_short'])) {
-            $title = $this->fields['title_short'][0];
-        } else {
-            $title = $this->fields['title_short'];
+        if (array_key_exists('title_short', $this->fields)) {
+            if (is_array($this->fields['title_short'])) {
+                $title = $this->fields['title_short'][0];
+            } else {
+                $title = $this->fields['title_short'];
+            }
         }
         return $title ?? '';
     }
@@ -1348,10 +1350,12 @@ public function getThumbnail($size = 'small')
      */
     public function getTitle()
     {
-        if (is_array($this->fields['title'])) {
-            $title = $this->fields['title'][0];
-        } else {
-            $title = $this->fields['title'];
+        if (array_key_exists('title', $this->fields)) {
+            if (is_array($this->fields['title'])) {
+                $title = $this->fields['title'][0];
+            } else {
+                $title = $this->fields['title'];
+            }
         }
         return $title ?? '';
     }