X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/338e49df1533e09a8ba3f1225f75a2bf4deaf4a8..7173ef1b1315196903c7d05d664688cd65d324a0:/IkiWiki/Plugin/meta.pm

diff --git a/IkiWiki/Plugin/meta.pm b/IkiWiki/Plugin/meta.pm
index cd6fa20ba..421f1dc86 100644
--- a/IkiWiki/Plugin/meta.pm
+++ b/IkiWiki/Plugin/meta.pm
@@ -217,6 +217,13 @@ sub preprocess (@) {
 				'content="'.encode_entities($url).'" />';
 		}
 	}
+	elsif ($key eq 'foaf') {
+		if (safeurl($value)) {
+			push @{$metaheaders{$page}}, '<link rel="meta" '.
+				'type="application/rdf+xml" title="FOAF" '.
+				'href="'.encode_entities($value).'" />';
+		}
+	}
 	elsif ($key eq 'redir') {
 		return "" if $page ne $destpage;
 		my $safe=0;
@@ -268,17 +275,23 @@ sub preprocess (@) {
 		push @{$metaheaders{$page}}, '<meta name="robots"'.
 			' content="'.encode_entities($value).'" />';
 	}
-	elsif ($key eq 'description') {
-		push @{$metaheaders{$page}}, '<meta name="'.
-			encode_entities($key).
+	elsif ($key eq 'description' || $key eq 'author') {
+		push @{$metaheaders{$page}}, '<meta name="'.$key.
 			'" content="'.encode_entities($value).'" />';
 	}
 	elsif ($key eq 'name') {
-		push @{$metaheaders{$page}}, scrub('<meta '.$key.'="'.
+		push @{$metaheaders{$page}}, scrub('<meta name="'.
 			encode_entities($value).
 			join(' ', map { "$_=\"$params{$_}\"" } keys %params).
 			' />', $page, $destpage);
 	}
+	elsif ($key eq 'keywords') {
+		# Make sure the keyword string is safe: only allow alphanumeric
+		# characters, space and comma and strip the rest.
+		$value =~ s/[^[:alnum:], ]+//g;
+		push @{$metaheaders{$page}}, '<meta name="keywords"'.
+			' content="'.encode_entities($value).'" />';
+	}
 	else {
 		push @{$metaheaders{$page}}, scrub('<meta name="'.
 			encode_entities($key).'" content="'.
@@ -301,23 +314,26 @@ sub pagetemplate (@) {
 	}
 	if (exists $pagestate{$page}{meta}{title} && $template->query(name => "title")) {
 		eval q{use HTML::Entities};
-		$template->param(title => encode_numeric($pagestate{$page}{meta}{title}));
+		$template->param(title => HTML::Entities::encode_numeric($pagestate{$page}{meta}{title}));
 		$template->param(title_overridden => 1);
 	}
 
-	foreach my $field (qw{author authorurl permalink}) {
-		$template->param($field => $pagestate{$page}{meta}{$field})
+	foreach my $field (qw{authorurl}) {
+		eval q{use HTML::Entities};
+		$template->param($field => HTML::Entities::encode_entities($pagestate{$page}{meta}{$field}))
 			if exists $pagestate{$page}{meta}{$field} && $template->query(name => $field);
 	}
 
 	foreach my $field (qw{permalink}) {
-		$template->param($field => IkiWiki::urlabs($pagestate{$page}{meta}{$field}, $config{url}))
-			if exists $pagestate{$page}{meta}{$field} && $template->query(name => $field);
+		if (exists $pagestate{$page}{meta}{$field} && $template->query(name => $field)) {
+			eval q{use HTML::Entities};
+			$template->param($field => HTML::Entities::encode_entities(IkiWiki::urlabs($pagestate{$page}{meta}{$field}, $config{url})));
+		}
 	}
 
-	foreach my $field (qw{description}) {
+	foreach my $field (qw{description author}) {
 		eval q{use HTML::Entities};
-		$template->param($field => encode_numeric($pagestate{$page}{meta}{$field}))
+		$template->param($field => HTML::Entities::encode_numeric($pagestate{$page}{meta}{$field}))
 			if exists $pagestate{$page}{meta}{$field} && $template->query(name => $field);
 	}