X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/e1c0576029f2f87b77887fe499c700ca8974ae9b..2a0d91af2f8f6ca3142c8f73ea6869e7a914bb30:/IkiWiki/Plugin/tag.pm

diff --git a/IkiWiki/Plugin/tag.pm b/IkiWiki/Plugin/tag.pm
index 29d1d030a..7ab271622 100644
--- a/IkiWiki/Plugin/tag.pm
+++ b/IkiWiki/Plugin/tag.pm
@@ -40,10 +40,10 @@ sub preprocess (@) { #{{{
 	my $page = $params{page};
 	delete $params{page};
 	delete $params{destpage};
+	delete $params{preview};
 
-	$tags{$page} = [];
 	foreach my $tag (keys %params) {
-		push @{$tags{$page}}, $tag;
+		$tags{$page}{$tag}=1;
 		# hidden WikiLink
 		push @{$links{$page}}, tagpage($tag);
 	}
@@ -60,13 +60,14 @@ sub pagetemplate (@) { #{{{
 	$template->param(tags => [
 		map { 
 			link => htmllink($page, $destpage, tagpage($_))
-		}, @{$tags{$page}}
-	]) if exists $tags{$page} && @{$tags{$page}} && $template->query(name => "tags");
+		}, sort keys %{$tags{$page}}
+	]) if exists $tags{$page} && %{$tags{$page}} && $template->query(name => "tags");
 
 	if ($template->query(name => "categories")) {
 		# It's an rss/atom template. Add any categories.
-		if (exists $tags{$page} && @{$tags{$page}}) {
-			$template->param(categories => [map { category => $_ }, @{$tags{$page}}]);
+		if (exists $tags{$page} && %{$tags{$page}}) {
+			$template->param(categories => [map { category => $_ },
+				sort keys %{$tags{$page}}]);
 		}
 	}
 } # }}}