From adcbe248c555427b14f99e3174ee6daab40b467a Mon Sep 17 00:00:00 2001
From: Chanyoung Oh <ndcd607@gmail.com>
Date: Thu, 7 Jan 2021 13:16:19 +0000
Subject: [PATCH] Improve url regular expression

- Improve regex to process non-whitespace characters only
- Remove /s flag
---
 classes/template/TemplateHandler.class.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/classes/template/TemplateHandler.class.php b/classes/template/TemplateHandler.class.php
index 2e2935412..9161dd8b5 100644
--- a/classes/template/TemplateHandler.class.php
+++ b/classes/template/TemplateHandler.class.php
@@ -449,7 +449,7 @@ class TemplateHandler
 		foreach ($url_list as &$url) {
 			// replace if url is not starting with the pattern
 			$url = preg_replace_callback(
-				'/^(?!(?:https?|file):\/\/|[\/\{])([^"]+)/is',
+				'/^(?!(?:https?|file):\/\/|[\/\{])(\S+)/i',
 				array($this, '_replaceRelativePath'),
 				trim($url)
 			);