*Only sanitize IPv6 titles for pages in user namespace.

diff --git a/includes/Title.php b/includes/Title.php
index b41122b..6934264 100644 (file)
--- a/includes/Title.php
+++ b/includes/Title.php
@@ -1916,9 +1916,13 @@ class Title {
                        $this->mNamespace != NS_MAIN ) {
                        return false;
                }
-               // Allow IPv6 to start with '::' by expanding it.
-               // This trims all input, but that happens anyway.
-               $dbkey = IP::sanitizeIP( $dbkey );
+               // Allow IPv6 usernames to start with '::' by canonicalizing IPv6 titles.
+               // IP names are not allowed for accounts, and can only be referring to 
+               // edits from the IP. IPv6, given '::' abbreviations and caps/lowercaps, 
+               // there are numerous ways to present the same IP. Having sp:contribs scan 
+               // them all is silly and having some show the edits and others not is 
+               // inconsistent. Keep them normalized instead.
+               $dbkey = $this->mNamespace == NS_USER ? IP::sanitizeIP( $dbkey ) : $dbkey;
                // Any remaining initial :s are illegal.
                if ( $dbkey !== '' && ':' == $dbkey{0} ) {
                        return false;