From 4fc3115f335208a6188b46e686cf0f250442d264 Mon Sep 17 00:00:00 2001
From: Julian Lam <julian@nodebb.org>
Date: Thu, 30 Nov 2017 15:22:33 -0500
Subject: [PATCH] disallow underscore in slugs (#6133)

---
 public/src/utils.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/public/src/utils.js b/public/src/utils.js
index 0e300d2772..37eb821c83 100644
--- a/public/src/utils.js
+++ b/public/src/utils.js
@@ -336,8 +336,8 @@
 			return String(str).replace(new RegExp('<(\\/)?(' + (pattern || '[^\\s>]+') + ')(\\s+[^<>]*?)?\\s*(\\/)?>', 'gi'), '');
 		},
 
-		invalidUnicodeChars: XRegExp('[^\\p{L}\\s\\d\\-_]', 'g'),
-		invalidLatinChars: /[^\w\s\d\-_]/g,
+		invalidUnicodeChars: XRegExp('([^\\p{L}\\s\\d-]|_)', 'g'),
+		invalidLatinChars: /([^\w\s\d-]|_)/g,
 		trimRegex: /^\s+|\s+$/g,
 		collapseWhitespace: /\s+/g,
 		collapseDash: /-+/g,