From: Stefan Lisper <Stefan.Lisper@knowit.se>
Date: Sat, 16 Jun 2018 07:56:01 +0000 (+0200)
Subject: Use pull request #11167 from MoarCoding/develop for v6.5.0
X-Git-Tag: v6.5.0-rc.1^2~55
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ce513bc776f9ca11f4ca8914e923ecb75eff16aa;p=thirdparty%2Ffoundation%2Ffoundation-sites.git

Use pull request #11167 from MoarCoding/develop for v6.5.0

2bfd3e0c4 fixed bug where aria-controls is not updated with multiple ids
3e6e35cb6 Removed old code
6437acf2b fix: improve id detection/replacment for Toggler `aria-controls` attribute

Co-Authored-By: Nicolas Coden <nicolas@ncoden.fr>
Signed-off-by: Nicolas Coden <nicolas@ncoden.fr>
---

diff --git a/js/foundation.toggler.js b/js/foundation.toggler.js
index 5373cecb4..f1f67930c 100644
--- a/js/foundation.toggler.js
+++ b/js/foundation.toggler.js
@@ -3,6 +3,7 @@
 import $ from 'jquery';
 import { Motion } from './foundation.util.motion';
 import { Plugin } from './foundation.core.plugin';
+import { RegExpEscape } from './foundation.core.utils';
 import { Triggers } from './foundation.util.triggers';
 
 /**
@@ -55,13 +56,20 @@ class Toggler extends Plugin {
       this.className = input[0] === '.' ? input.slice(1) : input;
     }
 
-    // Add ARIA attributes to triggers
-    var id = this.$element[0].id;
-    $(`[data-open="${id}"], [data-close="${id}"], [data-toggle="${id}"]`)
-      .attr({
-        'aria-controls': id,
-        'aria-expanded': this.$element.is(':hidden') ? false : true
-      });
+    // Add ARIA attributes to triggers:
+    var id = this.$element[0].id,
+      $triggers = $(`[data-open~="${id}"], [data-close~="${id}"], [data-toggle~="${id}"]`);
+
+    // - aria-expanded: according to the element visibility.
+    $triggers.attr('aria-expanded', !this.$element.is(':hidden'));
+    // - aria-controls: adding the element id to it if not already in it.
+    $triggers.each((index, trigger) => {
+      const $trigger = $(trigger);
+      const controls = $trigger.attr('aria-controls') || '';
+
+      const containsId = new RegExp(`\\b${RegExpEscape(id)}\\b`).test(controls);
+      if (!containsId) $trigger.attr('aria-controls', controls ? `${controls} ${id}` : id);
+    });
   }
 
   /**