From: Craig Lennox <blipvert@blipvertica.com>
Date: Sat, 27 Nov 2010 22:29:49 +0000 (-0500)
Subject: check that user is defined before regexp compare
X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/commitdiff_plain/e4c6f5bcbe9edbf8091584fca9fbfe82e1175dac?hp=1ca7a35268afbe60b8ec2c4581d01dd8a45948ed

check that user is defined before regexp compare
---

diff --git a/IkiWiki.pm b/IkiWiki.pm
index 08a3d7875..b3d47ed6a 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -1201,7 +1201,7 @@ sub userpage ($) {
 sub openiduser ($) {
 	my $user=shift;
 
-	if ($user =~ m!^https?://! &&
+	if (defined $user && $user =~ m!^https?://! &&
 	    eval q{use Net::OpenID::VerifiedIdentity; 1} && !$@) {
 		my $display;