marei: switch to keyval options

diff --git a/templates/print/marei/kiviletter.sty b/templates/print/marei/kiviletter.sty
index 0ea2005..691d475 100644 (file)
--- a/templates/print/marei/kiviletter.sty
+++ b/templates/print/marei/kiviletter.sty
@@ -1,24 +1,31 @@
 \NeedsTeXFormat{LaTeX2e}
 \ProvidesPackage{kiviletter}[2020/04/24 Letter Layouts for Kivitendo]
 
+\RequirePackage{l3keys2e}
+
+\ExplSyntaxOn
 \newif\if@kivi@infobox
 \newif\if@kivi@footer
-\DeclareOption{reffields}{\@kivi@infoboxfalse}
-\DeclareOption{infobox}{\@kivi@infoboxtrue}
-\DeclareOption{nofooter}{\@kivi@footerfalse}
-\DeclareOption{footer}{\@kivi@footertrue}
-\@kivi@infoboxtrue
-\@kivi@footertrue
+\keys_define:nn {kiviletter} {
+       infobox .choices:nn = {true,false} {\use:c {@kivi@infobox\l_keys_choice_tl}},
+       infobox .default:n = true,
+       infobox .initial:n = true,
+       reffields .meta:n = {infobox=false},
+       footer .choices:nn = {true,false} {\use:c {@kivi@footer\l_keys_choice_tl}},
+       footer .default:n = true,
+       footer .initial:n = true,
+       nofooter .meta:n = {footer=false}
+}
+\ExplSyntaxOff
 
 \DeclareOption*{\PassOptionsToPackage{\CurrentOption}{scrletter}}
 
+\ProcessKeysOptions{kiviletter}
 \ProcessOptions\relax
 
-
-\RequirePackage{expl3}
 \RequirePackage{xparse}
 \RequirePackage{iftex}
-\KOMAoptions{fontsize=12pt}
+
 % Schriftart, Eingabelayout der Tastatur
 \ifPDFTeX
   \RequirePackage[utf8]{inputenc}% Nur notwendig, wenn Basis älter als TL2018