From: Corey Snyder <corey@tangerineindustries.com>
Date: Fri, 2 Feb 2018 21:02:36 +0000 (-0500)
Subject: Update foundation.magellan.js
X-Git-Tag: v6.6.0~3^2~293^2~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c54d6e998;p=thirdparty%2Ffoundation%2Ffoundation-sites.git

Update foundation.magellan.js

Fix for #9068 and #10384. Fires update only where there is a change.
---

diff --git a/js/foundation.magellan.js b/js/foundation.magellan.js
index 5c0f06dd3..83192bf69 100644
--- a/js/foundation.magellan.js
+++ b/js/foundation.magellan.js
@@ -151,6 +151,7 @@ class Magellan extends Plugin {
   _updateActive(/*evt, elem, scrollPos*/) {
     if(this._inTransition) {return;}
     var winPos = /*scrollPos ||*/ parseInt(window.pageYOffset, 10),
+        changed = false,
         curIdx;
 
     if(winPos + this.winHeight === this.docHeight){ curIdx = this.points.length - 1; }
@@ -166,6 +167,9 @@ class Magellan extends Plugin {
 
     this.$active.removeClass(this.options.activeClass);
     if(curIdx !== undefined){
+      if ($(this.$active[0]).attr("href") !== $(this.$links.filter('[href="#' + this.$targets.eq(curIdx).data('magellan-target') + '"]')[0]).attr("href")) {
+		    changed = true;
+	    }
       this.$active = this.$links.filter('[href="#' + this.$targets.eq(curIdx).data('magellan-target') + '"]').addClass(this.options.activeClass);
     }else{
       this.$active = $();
@@ -198,7 +202,9 @@ class Magellan extends Plugin {
      * Fires when magellan is finished updating to the new active element.
      * @event Magellan#update
      */
-    this.$element.trigger('update.zf.magellan', [this.$active]);
+    if (changed === true) {
+    	this.$element.trigger('update.zf.magellan', [this.$active]);
+	  }
   }
 
   /**