From 9918389a43eacc16679db70e04a8aca119b35128 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bar=C4=B1=C5=9F=20Soner=20U=C5=9Fakl=C4=B1?=
 <baris@nodebb.org>
Date: Mon, 29 Oct 2018 10:59:22 -0400
Subject: [PATCH] closes #6884

---
 src/categories/create.js | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/src/categories/create.js b/src/categories/create.js
index 42fdfed919..9c20522e85 100644
--- a/src/categories/create.js
+++ b/src/categories/create.js
@@ -176,6 +176,9 @@ module.exports = function (Categories) {
 				async.series(tasks, next);
 			},
 			function (results, next) {
+				copyTagWhitelist(fromCid, toCid, next);
+			},
+			function (next) {
 				Categories.copyPrivilegesFrom(fromCid, toCid, next);
 			},
 		], function (err) {
@@ -183,6 +186,22 @@ module.exports = function (Categories) {
 		});
 	};
 
+	function copyTagWhitelist(fromCid, toCid, callback) {
+		var data;
+		async.waterfall([
+			function (next) {
+				db.getSortedSetRangeWithScores('cid:' + fromCid + ':tag:whitelist', 0, -1, next);
+			},
+			function (_data, next) {
+				data = _data;
+				db.delete('cid:' + toCid + ':tag:whitelist', next);
+			},
+			function (next) {
+				db.sortedSetAdd('cid:' + toCid + ':tag:whitelist', data.map(item => item.score), data.map(item => item.value), next);
+			},
+		], callback);
+	}
+
 	Categories.copyPrivilegesFrom = function (fromCid, toCid, callback) {
 		async.waterfall([
 			function (next) {