fix: copy settings showing empty category selection

public/src/admin/manage/category.js

@@ -124,8 +124,13 @@ define('admin/manage/category', [
 		});
 
 		$('.copy-settings').on('click', function () {
+			socket.emit('categories.getSelectCategories', {}, function (err, allCategories) {
+				if (err) {
+					return app.alertError(err.message);
+				}
+
 				Benchpress.parse('admin/partials/categories/copy-settings', {
-				categories: ajaxify.data.allCategories,
+					categories: allCategories,
 				}, function (html) {
 					var selectedCid;
 					var modal = bootbox.dialog({
@@ -136,7 +141,7 @@ define('admin/manage/category', [
 								label: '[[modules:bootbox.confirm]]',
 								className: 'btn-primary',
 								callback: function () {
-								if (!selectedCid) {
+									if (!selectedCid || parseInt(selectedCid, 10) === parseInt(ajaxify.data.category.cid, 10)) {
 										return;
 									}
 
@@ -168,6 +173,7 @@ define('admin/manage/category', [
 				});
 				return false;
 			});
+		});
 
 		$('.upload-button').on('click', function () {
 			var inputEl = $(this);