From e2e1b1cd20928e2b80871e5daffaea60738d054e Mon Sep 17 00:00:00 2001
From: Francois Marier <francois@debian.org>
Date: Sun, 27 Mar 2011 16:22:49 +1300
Subject: comments: add OpenID-based avatars (libravatar.org)

This requires version 1.04 or later of Libravatar::URL.
---
 IkiWiki/Plugin/comments.pm | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/IkiWiki/Plugin/comments.pm b/IkiWiki/Plugin/comments.pm
index 2f2a515b9..bccb977e3 100755
--- a/IkiWiki/Plugin/comments.pm
+++ b/IkiWiki/Plugin/comments.pm
@@ -192,9 +192,10 @@ sub preprocess {
                 eval 'use Libravatar::URL';
 
                 if (! $@) {
-                    my $email = IkiWiki::userinfo_get($commentuser, 'email');
-
-                    if (defined $email) {
+                    if (defined $commentopenid) {
+                        $commentauthoravatar = libravatar_url(openid => $commentopenid, https => $ENV{HTTPS});
+                    }
+                    elsif (my $email = IkiWiki::userinfo_get($commentuser, 'email')) {
                         $commentauthoravatar = libravatar_url(email => $email, https => $ENV{HTTPS});
                     }
                 }
-- 
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