From: Nicolas Coden <nicolas@ncoden.fr>
Date: Sun, 7 Jan 2018 22:30:05 +0000 (+0100)
Subject: fix: fix dropdown aria-labelledby from its anchor id
X-Git-Tag: v6.6.0~3^2~320^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8bad6edd3;p=thirdparty%2Ffoundation%2Ffoundation-sites.git

fix: fix dropdown aria-labelledby from its anchor id

Introduced in https://github.com/zurb/foundation-sites/pull/10360 (https://github.com/zurb/foundation-sites/pull/10360/commits/36521fb40fd438c14925208020128311c0dddeaa)
Closes https://github.com/zurb/foundation-sites/issues/10627
---

diff --git a/js/foundation.dropdown.js b/js/foundation.dropdown.js
index f1da4c541..71d41c24a 100644
--- a/js/foundation.dropdown.js
+++ b/js/foundation.dropdown.js
@@ -66,12 +66,18 @@ class Dropdown extends Positionable {
       this.$parent = null;
     }
 
+    // Do not change the `labelledby` if it is defined
+    var labelledby = this.$element.attr('aria-labelledby')
+      || this.$currentAnchor.attr('id')
+      || GetYoDigits(6, 'dd-anchor');
+
     this.$element.attr({
       'aria-hidden': 'true',
       'data-yeti-box': $id,
       'data-resize': $id,
-      'aria-labelledby': this.$currentAnchor.id || GetYoDigits(6, 'dd-anchor')
+      'aria-labelledby': labelledby
     });
+
     super._init();
     this._events();
   }