Guard against bootstrap variable not being defined; fixes #2612

projectblacklight · Mar 16, 2022 · a4131f8 · a4131f8
1 parent bf5d37d
commit a4131f8
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/app/javascript/blacklight/modal.js b/app/javascript/blacklight/modal.js
@@ -197,15 +197,15 @@ modal.receiveAjax = function (contents) {
   }
 
   modal.hide = function(el) {
-    if (bootstrap.Modal.VERSION >= "5") {
+    if (bootstrap && bootstrap.Modal && bootstrap.Modal.VERSION >= "5") {
       bootstrap.Modal.getOrCreateInstance(el || document.querySelector(Blacklight.modal.modalSelector)).hide();
     } else {
       $(el || modal.modalSelector).modal('hide');
     }
   }
 
   modal.show = function(el) {
-    if (bootstrap.Modal.VERSION >= "5") {
+    if (bootstrap && bootstrap.Modal && bootstrap.Modal.VERSION >= "5") {
       bootstrap.Modal.getOrCreateInstance(el || document.querySelector(Blacklight.modal.modalSelector)).show();
     } else {
       $(el || modal.modalSelector).modal('show');