From c0d33040b602446cc420113159fdaee97264d39c Mon Sep 17 00:00:00 2001
From: yflory <yann.flory@xwiki.com>
Date: Tue, 12 Feb 2019 11:16:13 +0100
Subject: [PATCH] Fix an issue with empty hash in the href validator

---
 www/common/common-hash.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/www/common/common-hash.js b/www/common/common-hash.js
index 1bdd3b702..71ad0977b 100644
--- a/www/common/common-hash.js
+++ b/www/common/common-hash.js
@@ -225,7 +225,7 @@ Version 1
         var ret = {};
 
         if (!href) { return ret; }
-        if (href.slice(-1) !== '/') { href += '/'; }
+        if (href.slice(-1) !== '/' && href.slice(-1) !== '#') { href += '/'; }
         href = href.replace(/\/\?[^#]+#/, '/#');
 
         var idx;
@@ -246,6 +246,7 @@ Version 1
         if (!/^https*:\/\//.test(href)) {
             idx = href.indexOf('/#');
             ret.type = href.slice(1, idx);
+            if (idx === -1) { return ret; }
             ret.hash = href.slice(idx + 2);
             ret.hashData = parseTypeHash(ret.type, ret.hash);
             return ret;