#!/bin/bash

FONT="xos4 Terminus"

function cuteol {
	EOL=0

	while read line; do
		if test $EOL -eq 1; then
			echo
		fi

		echo -n "$line"

		EOL=1
	done
}

INSTALLED=$(file /boot/vmlinuz-linux | sed -n "s/^.*version \([^ ]\+\) .*$/\1/p")
CURRENT=$(uname -r)

KERNEL=$(echo $CURRENT | cut -d- -f1)
UPDATES=$(checkupdates)

NUPDATES=0
STATUS=

if test -n "$UPDATES"; then
	NUPDATES=$(wc -l <<<$UPDATES)
fi

if grep -q "^linux " <<<$UPDATES; then
	STATUS="$STATUS(+)"
fi

if test "$CURRENT" != "$INSTALLED"; then
	echo $CURRENT $INSTALLED
	STATUS="$STATUS(-)"
fi

echo "<txt>sys: ${KERNEL}${STATUS}, upd: ${NUPDATES}</txt>"

echo -n "<tool><span font_family=\"${FONT}\">"
if test -z "$UPDATES"; then
	echo -n "no updates"
else
	echo "$UPDATES" | column -t -o " " | sed 's,^\(linux\) ,<span fgcolor=\"Red\">\1</span> ,' | cuteol
fi
echo "</span></tool>"