#!/bin/sh
set -eu

catalog=etc/xml/catalog
target="file:///usr/share/xml/docbook/xsl-stylesheets-nons"
uris="http://cdn.docbook.org/release/xsl-nons http://docbook.sourceforge.net/release/xsl"

if [ ! -f "$catalog" ]; then
    xmlcatalog --noout --create "$catalog"
fi

for uri in $uris; do
    xmlcatalog --noout --del "$uri/current" "$catalog" 2>/dev/null || true
    xmlcatalog --noout --del "$uri/current" "$catalog" 2>/dev/null || true
    xmlcatalog --noout --add "rewriteSystem" "$uri/current" "$target" "$catalog"
    xmlcatalog --noout --add "rewriteURI" "$uri/current" "$target" "$catalog"
done