move openiduser function to the openid plugin

2 files changed, 28 insertions, 1 deletions

diff --git a/IkiWiki/Plugin/openid.pm b/IkiWiki/Plugin/openid.pm
index e8dbe964f..de31f38ee 100644
--- a/IkiWiki/Plugin/openid.pm
+++ b/IkiWiki/Plugin/openid.pm
@@ -164,4 +164,31 @@ sub getobj ($$) { #{{{
 	);
 } #}}}
 
+package IkiWiki;
+
+# This is not used by this plugin, but this seems the best place to put it.
+# Used elsewhere to pretty-display the name of an openid user.
+sub openiduser ($) { #{{{
+	my $user=shift;
+
+	if ($user =~ m!^https?://! &&
+	    eval q{use Net::OpenID::VerifiedIdentity; 1} && !$@) {
+		my $oid=Net::OpenID::VerifiedIdentity->new(identity => $user);
+		my $display=$oid->display;
+		# Convert "user.somehost.com" to "user [somehost.com]".
+		if ($display !~ /\[/) {
+			$display=~s/^(.*?)\.([^.]+\.[a-z]+)$/$1 [$2]/;
+		}
+		# Convert "http://somehost.com/user" to "user [somehost.com]".
+		if ($display !~ /\[/) {
+			$display=~s/^https?:\/\/(.+)\/([^\/]+)$/$2 [$1]/;
+		}
+		$display=~s!^https?://!!; # make sure this is removed
+		eval q{use CGI 'escapeHTML'};
+		error($@) if $@;
+		return escapeHTML($display);
+	}
+	return;
+}
+
 1
diff --git a/IkiWiki/Plugin/recentchanges.pm b/IkiWiki/Plugin/recentchanges.pm
index 8ceb2dfbf..337fb7ac5 100644
--- a/IkiWiki/Plugin/recentchanges.pm
+++ b/IkiWiki/Plugin/recentchanges.pm
@@ -82,7 +82,7 @@ sub store ($$$) { #{{{
 
 	# See if the committer is an openid.
 	$change->{author}=$change->{user};
-	my $oiduser=IkiWiki::openiduser($change->{user});
+	my $oiduser=eval { IkiWiki::openiduser($change->{user}) };
 	if (defined $oiduser) {
 		$change->{authorurl}=$change->{user};
 		$change->{user}=$oiduser;