UrlQueryHelper: Fix passing null to urlencode (vufind-org#3136)

EreMaijala · Oct 3, 2023 · cf9be47 · cf9be47
1 parent d067f93
commit cf9be47
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/module/VuFind/src/VuFind/Search/UrlQueryHelper.php b/module/VuFind/src/VuFind/Search/UrlQueryHelper.php
@@ -626,10 +626,10 @@ public static function buildQueryString($a, $escape = true)
         foreach ($a as $key => $value) {
             if (is_array($value)) {
                 foreach ($value as $current) {
-                    $parts[] = urlencode($key . '[]') . '=' . urlencode($current);
+                    $parts[] = urlencode($key . '[]') . '=' . urlencode($current ?? '');
                 }
             } else {
-                $parts[] = urlencode($key) . '=' . urlencode($value);
+                $parts[] = urlencode($key) . '=' . urlencode($value ?? '');
             }
         }
         $retVal = implode('&', $parts);