Ticket #47607: 47607.diff

wp-admin/css/edit.css

@@ -1171 +1171 @@
         margin-top: 20px;
 }
 
+#addtag.submittingtag .spinner {
+        visibility: visible;
+}
+
 /* Comments */
 
 .comment-php .wp-editor-area {

wp-admin/js/tags.js

@@ -87 +87 @@
                 }
         });
 
+        /**
+         * Check if we're currently adding a term, and we're not done yet with the AJAX request.
+         *
+         * @type {Boolean}
+         */
+        var addingTerm = false;
+
         /**
          * Adds an event handler to the form submit on the term overview page.
          *
@@ -97 +104 @@
          * @returns boolean Always returns false to cancel the default event handling.
          */
         $('#submit').click(function(){
+                if ( addingTerm ) {
+                        // If we're adding a term, noop the button so that the term doesn't end
+                        // up being added twice.
+                        return false;
+                }
+
                 var form = $(this).parents('form');
 
                 if ( ! validateForm( form ) )
                         return false;
 
+                addingTerm = true;
+                form.addClass( 'submittingtag' );
+
                 /**
                  * Does a request to the server to add a new term to the database
                  *
@@ -112 +128 @@
                 $.post(ajaxurl, $('#addtag').serialize(), function(r){
                         var res, parent, term, indent, i;
 
+                        addingTerm = false;
+                        form.removeClass( 'submittingtag' );
+
                         $('#ajax-response').empty();
                         res = wpAjax.parseAjaxResponse( r, 'ajax-response' );
                         if ( ! res || res.errors )