Fix #1656: Correct error in `_getThumbFileId`

CHANGE.md

@@ -5,6 +5,8 @@ Change Log: `bootstrap-fileinput`
 
 **Date**: _under development_
 
+- (enh #1657, #1659): Update Hungarian Translations.
+- (bug #1656): Correct error in `_getThumbFileId`.
 - (bug #1652): Correct thumb parsing error for events when `showPreview` is false.
 - (enh #1651): Pass file id in `fileuploaded` event for non-resumable ajax async uploads.
 - (enh #1650): Update Ukranian Translations.

js/fileinput.js

@@ -3456,8 +3456,8 @@
         },
         _getThumbFileId: function($thumb) {
             var self = this;
-            if (self.showPreview || $thumb !== undefined) {
-                return self._getThumbFileId($thumb);
+            if (self.showPreview && $thumb !== undefined) {
+                return $thumb.attr('data-fileid');
             }
             return null;
         },