From 639fdc8bc76794c1ed49ce7ea11cc18c381f8de6 Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Sun, 18 Oct 2009 18:36:10 +0000
Subject: [PATCH] remember given style option in cookie

---
 common.inc.plp | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/common.inc.plp b/common.inc.plp
index 576e39c..28a14ce 100644
--- a/common.inc.plp
+++ b/common.inc.plp
@@ -12,7 +12,20 @@ $header{content_type} = 'text/html; charset=utf-8';
 
 sub stylesheet {
 	my %styles = map {$_ => $_} @_;
-	$style = exists $get{style} && $styles{$get{style}} || $_[0];
+
+	if (exists $get{style}) {
+		$style = $styles{ $get{style} };
+		require CGI::Cookie;
+		AddCookie(CGI::Cookie->new(
+			-name    => 'style',
+			-value   => $style,
+			-path    => '/',  # site-wide; current page is confusing to most users
+			-expires => $style ? '+5y' : '-1d',
+		)->as_string);
+	}
+
+	$style ||= exists $cookie{style} && $styles{ $cookie{style} } || $_[0];
+
 	return join "\n", map { sprintf(
 		'<link rel="%s" type="text/css" media="all" href="%s" title="%s">',
 		$_ eq $style ? 'stylesheet' : 'alternate stylesheet', "/$_.css", $_
-- 
2.30.0