From 4687fa61b36ea5febe321a748a5212e22f105699 Mon Sep 17 00:00:00 2001
From: Alexander Ebert <ebert@woltlab.com>
Date: Wed, 16 Nov 2016 15:46:45 +0100
Subject: [PATCH] Fixed handling of empty lines

---
 .../install/files/js/3rdParty/redactor2/plugins/WoltLabClean.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wcfsetup/install/files/js/3rdParty/redactor2/plugins/WoltLabClean.js b/wcfsetup/install/files/js/3rdParty/redactor2/plugins/WoltLabClean.js
index 17e789a2a3..ab3b26466b 100644
--- a/wcfsetup/install/files/js/3rdParty/redactor2/plugins/WoltLabClean.js
+++ b/wcfsetup/install/files/js/3rdParty/redactor2/plugins/WoltLabClean.js
@@ -44,7 +44,7 @@ $.Redactor.prototype.WoltLabClean = function() {
 					var br = p.lastElementChild;
 					if (br && br.nodeName === 'BR') {
 						// check if there is only whitespace afterwards
-						if (br.nextSibling && br.nextSibling.textContent.match(/^[\s\u200B]+$/)) {
+						if (br.nextSibling && br.nextSibling.textContent.replace(/[\r\n\t]/g, '').match(/^\u200B+$/)) {
 							var newP = elCreate('p');
 							newP.innerHTML = '<br>';
 							p.parentNode.insertBefore(newP, p.nextSibling);
-- 
2.20.1