SYS_CATALOG='etc/xml/catalog'

# arg 1:  the new package version
pre_install() {
	/bin/true
}

# arg 1:  the new package version
post_install() {
	add_catalog "${1%-*}"
}

# arg 1:  the new package version
# arg 2:  the old package version
pre_upgrade() {
	remove_catalog "${2%-*}"
}

# arg 1:  the new package version
# arg 2:  the old package version
post_upgrade() {
	add_catalog "${1%-*}"
}

# arg 1:  the old package version
pre_remove() {
	remove_catalog "${1%-*}"
}

# arg 1:  the old package version
post_remove() {
	/bin/true
}


add_catalog() {
	local CATALOG="usr/share/xml/docbook-xsl-$1"

	if [ ! -e etc/xml/catalog ]; then
    	xmlcatalog --noout --create $SYS_CATALOG
	fi

	xmlcatalog --noout --add "rewriteSystem" \
		"http://docbook.sourceforge.net/release/xsl/$1" \
		"file:///$CATALOG" \
		$SYS_CATALOG
	xmlcatalog --noout --add "rewriteURI" \
		"http://docbook.sourceforge.net/release/xsl/$1" \
		"file:///$CATALOG" \
		$SYS_CATALOG
	xmlcatalog --noout --add "rewriteSystem" \
		"http://docbook.sourceforge.net/release/xsl/current" \
		"file:///$CATALOG" \
		$SYS_CATALOG
	xmlcatalog --noout --add "rewriteURI" \
		"http://docbook.sourceforge.net/release/xsl/current" \
		"file:///$CATALOG" \
		$SYS_CATALOG
}

remove_catalog() {
	xmlcatalog --noout --del \
		"http://docbook.sourceforge.net/release/xsl/$1" \
		$SYS_CATALOG
	xmlcatalog --noout --del \
		"http://docbook.sourceforge.net/release/xsl/current" \
		$SYS_CATALOG
}

op=$1
shift
$op "$@"

# vim:set syntax=sh ts=4 sw=4 noet: