#!/bin/bash

#----------------------------------------------------------------------------
. /etc/osd_cat.cfg || {
	color=yellow
	outline=2
	outlinecolour=black
	shadow=0
	shadowcolour=black
	font="-adobe-helvetica-bold-*-*-*-34-*-*-*-*-*-*-*"
}
#----------------------------------------------------------------------------
dsply ()  {
	if grep -q Updates\ Available /usr/share/mythtv/themes/defaultmenu/linhes.xml
		then
		killall -9 osd_cat
		echo -e "\nUpdates available!\n  Exit and re-enter Service Menu\n to perform updates." | osd_cat --pos=middle --align=center --delay=10 --color=$color --outline=$outline --outlinecolour=$outlinecolour --shadow=$shadow --shadowcolour=$shadowcolour --font=$font &
		exit
		else
		killall -9 osd_cat
		echo -e "Checking for updates..." | osd_cat --pos=middle --align=center --delay=300 --color=$color --outline=$outline --outlinecolour=$outlinecolour --shadow=$shadow --shadowcolour=$shadowcolour --font=$font &
	fi
}
chck ()  {
	sudo pacman -Sy
	sudo pacman -Qu > /tmp/to_be_upgraded
	if [[ ! -s /tmp/to_be_upgraded ]]
		then
		killall -9 osd_cat
		echo -e "\nNo updates available." | osd_cat --pos=middle --align=center --delay=5 --color=$color --outline=$outline --outlinecolour=$outlinecolour --shadow=$shadow --shadowcolour=$shadowcolour --font=$font &
		else
		mv /usr/share/mythtv/themes/defaultmenu/linhes.xml /tmp/linhes.xml.tmp
        sed -e '/\#Check/,/\#Check/d' < /tmp/linhes.xml.tmp > /usr/share/mythtv/themes/defaultmenu/linhes.xml
        mv /usr/share/mythtv/themes/defaultmenu/linhes.xml /tmp
        grep -v -e /mythmenu /tmp/linhes.xml > /tmp/linhes.xml.tmp
  		echo "<!--#UpdatesAvailable-->" >> /tmp/linhes.xml.tmp
  		echo "   <button>" >> /tmp/linhes.xml.tmp
  		echo "     <type>UPGRADE</type>" >> /tmp/linhes.xml.tmp
  		echo "     <text>Updates Available</text>" >> /tmp/linhes.xml.tmp
  		echo "     <action>MENU update2.xml</action>" >> /tmp/linhes.xml.tmp
  		echo "   </button>" >> /tmp/linhes.xml.tmp
  		echo "<!--#UpdatesAvailable-->" >> /tmp/linhes.xml.tmp
  		echo "</mythmenu>" >> /tmp/linhes.xml.tmp
  		mv /tmp/linhes.xml.tmp /usr/share/mythtv/themes/defaultmenu/linhes.xml
  		dsply
	fi
	}
dsply
chck