#!/bin/bash

source /etc/rc.d/init.d/functions

LOG="/root/transition.log"
BUSYBOX_FILES="$(</usr/share/busybox/busybox.links)"

check_busybox()
{
	local file
	local i
	file="$1"

	for i in ${BUSYBOX_FILES}
	do
		if [[ ${i} = ${file} ]]
		then
			return 0
		fi
	done
	
	return 1
}

# clear log
:> ${LOG}

for i in $(find / -xdev | sort -r)
do
	# excludes
	case ${i} in
		/boot/boot*) continue ;;
		/boot/grub*) continue ;;
		/boot/vmlinuz) continue ;;
		/boot/System.map) continue ;;
		/boot/config) continue ;;
		/boot/initrd) continue ;;
		/dev*) continue ;;
		/etc/conf.d/mkinitrd) continue ;;
		/etc/ld.so.conf) continue ;;
		/etc/ld.so.cache) continue ;;
		/etc/modprobe.d/uvesafb.conf) continue;;
		/etc/localtime) continue ;;
		/etc/shadow*) continue ;;
		/etc/gshadow*) continue ;;
		/etc/passwd*) continue ;;
		/etc/fstab) continue ;;
		/etc/group*) continue ;;
		/etc/host*) continue ;;
		/etc/mage*) continue ;;
		/etc/mtab) continue ;;
		/etc/modprobe.conf) continue ;;
		/etc/modprobe.d/net.*) continue ;;
		/etc/resolv.conf) continue ;;
		/etc/profile.env) continue ;;
		/etc/rc.d/rcboot.d*) continue ;;
		/etc/rc.d/rcsysinit.d*) continue ;;
		/etc/rc.d/rcshutdown.d*) continue ;;
		/etc/conf.d/net.*) continue ;;
		/etc/dropbear*) continue ;;
		/etc/alxconfig-ng*) continue ;;
		/usr/mage*) continue ;;
		/usr/bin/X) continue ;;
		/root*) continue ;;
		/home*) continue ;;
		/proc*) continue ;;
		/tmp*) continue ;;
		/sys*) continue ;;
		/var/db*) continue ;;
		/var/cache*) continue ;;
		/var/lib/init.d*) continue ;;
		/var/run*) continue ;;
		/var/tmp/magebuild*) continue ;;
		# update specific
		/.orphaned) continue ;;
		/.dist-upgrade) continue ;;
		# never try to remove the root
		/) continue ;;
	esac
	check_busybox ${i} && continue

	if [[ -z $(magequery -e ${i}) ]]
	then
		echo -e "${COLRED}NAK${COLDEFAULT} -> ${i}"
		#echo "not found -> ${i}" >> ${LOG}
		if [[ -L ${i} ]]
		then
			rm ${i}
			echo "==> deleted -> ${i}" >> ${LOG}		

		elif [[ -d ${i} ]]
		then
			# only if not empty
			rmdir ${i}
			echo "==> deleted -> ${i}" >> ${LOG}
		else
			rm ${i}
			echo "==> deleted -> ${i}" >> ${LOG}
		fi	
	else
		echo -e "${COLGREEN}OK${COLDEFAULT}  -> ${i}"
	fi
done
# remove old cruft
for i in /var/tmp/magebuild/virtual /var/run/samba
do
	if [[ -d ${i} ]]
	then
		rm -rf ${i}
		echo "==> deleted -> ${i}" >> ${LOG}
	fi
done
for i in /var/run/dhcpcd-*.pid
do
	if [[ -e ${i} ]]
	then
		rm -r ${i}
		echo "==> deleted -> ${i}" >> ${LOG}
	fi
done
# check old files in boot
for i in /boot/grub/grub.conf /boot/grub/grub.conf.example /boot/grub/menu.lst
do
	if [[ -e ${i} ]]
	then
		rm -r ${i}
		echo "==> deleted -> ${i}" >> ${LOG}
	fi
done
# check old files in home
for i in .fluxbox .alxprogs .xtdesktop .xtdeskrc .ideskrc .idesktop .xinitrc
do
	if [[ -f /home/station/${i} ]]
	then
		rm /home/station/${i}
		echo "==> deleted -> /home/station/${i}" >> ${LOG}
	fi
	if [[ -d /home/station/${i} ]]
	then
		rm -r /home/station/${i}
		echo "==> deleted -> /home/station/${i}" >> ${LOG}
	fi
done
# recreate fontconfig cache
if [ -x /usr/bin/fc-cache ]
then
	HOME=/root /usr/bin/fc-cache -sr
fi