#!/bin/sh

grep -q vdr /proc/$(cut -d " " -f 4 /proc/$PPID/stat)/cmdline && parent=vdr

message()
{
	if [ "$parent" = "vdr" ]; then
		svdrpsend.sh -d "MESG $1"
	else
		echo $1
	fi
}


case $1 in
	setversion)
		apm clearcache
		;;
	setclass)
		apm clearcache
		;;
	setpassword)
		. /etc/rc.config
		if [ -n "$SYSTEM_PASSWORD" ]; then
			sed "/^SYSTEM_PASSWORD/d" -i /etc/rc.config
			echo -e "$SYSTEM_PASSWORD\n$SYSTEM_PASSWORD" | passwd -a md5 root
		fi
		;;
	setbootmenutime)
		. /etc/rc.config
		sed "s/TIMEOUT .*/TIMEOUT $(($BOOTMENU_TIME*10))/" -i /boot/isolinux/style.cfg
		;;
	datadisks)
		$0 mounteddisks
		$0 unmounteddisks
		;;
	setdatadisk)
		. /etc/init.d/rc.functions
		if [ -n "$HDD_DATA_DISK" ]; then
			sed "/^HDD_DATA_DISK/d" -i /etc/rc.config
			mount | grep -q " /mnt/data " && (umount /mnt/data 2>/dev/null || message "$(tr 'can not unmount old data device')")
			if grep " /mnt/data " /etc/fstab | grep -q "^/dev/\|^UUID="; then
				sed "/ \/mnt\/data /d" -i /etc/fstab
			else
				sed "s/\(.*\/\)\(\S\+\)\(\s\+\/mnt\/\)data /#\1\2\3\2 /" -i /etc/fstab
			fi
			if grep -q "/mnt/${HDD_DATA_DISK%%:*}" /etc/fstab; then
				sed "s/#\(.* \/mnt\/${HDD_DATA_DISK%%:*} \)/\1/" -i /etc/fstab
				sed "s/ \/mnt\/${HDD_DATA_DISK%%:*} / \/mnt\/data /" -i /etc/fstab
				mount /mnt/data || message "$(tr 'can not mount device $HDD_DATA_DISK')"
			else
				mountdev -d /mnt/data ${HDD_DATA_DISK%%:*} 2>/dev/null || message "$(tr 'can not mount device $HDD_DATA_DISK')"
			fi
			# check needed dirs on data disk
			find /data/ -type l | while read link; do
				dir=$(readlink $link)
				if [ ! -d "$dir" ]; then
					dir=${dir#/mnt/data/}
					message "$(tr 'dir $dir missing on data disk')"
				fi
				#mkdir -p $(readlink $link); 
			done
			touch /data/tv/tv0/.update 2>/dev/null
		fi
		;;
	unmounteddisks)
		echo "-"
		fdisk -l 2>/dev/null | grep "^/dev/" | grep -v "Extended" | cut -b 6-10,39-49 | sort -u | while read dev size; do
			if ! grep -q "^/dev/$dev " /etc/fstab && ! mount | grep -q "^/dev/$dev"; then
				size=$(($size/1024*1000/1024))
				size=$(($size/1000)).$(($size%1000/100))G
				echo "$dev: $size"
			fi
		done
		grep "/mnt/" /etc/fstab | grep -v "^#" | grep -v "^/dev/" | while read dev path type options; do
			if [ -z "${dev##UUID=*}" ]; then
				dev=$(blkid | grep "${dev#UUID=}" | cut -d : -f1)
			fi
			if ! mount | grep -q "^$dev"; then
				size="$(df -h | grep "^$dev .* $path$" | sed 's/^\S*\s*\(\S*\).*/\1/')"
				echo "${path#/mnt/}: $size (${dev#/dev/})"
			fi
		done
		;;
	mounteddisks)
		echo "-"
		grep "/mnt/" /etc/fstab | grep -v "^#" | while read dev path type options; do
			if [ -z "${dev##UUID=*}" ]; then
				dev=$(blkid | grep "${dev#UUID=}" | cut -d : -f1)
			fi
			size="$(df -h | grep "^$dev .* $path$" | sed 's/^\S*\s*\(\S*\).*/\1/')"
			if [ "${path#/mnt/}" != "${dev#/dev/}" ]; then
				dev="(${dev#/dev/})"
			else
				dev=""
			fi
			echo "${path#/mnt/}: $size $dev"
		done
		;;
	mount)
		. /etc/init.d/rc.functions
		if [ -n "$HDD_MOUNT" ]; then
			sed "/^HDD_MOUNT/d" -i /etc/rc.config
			if grep -q " /mnt/${HDD_MOUNT%%:*} " /etc/fstab; then
				sed "s/#\(.* \/mnt\/${HDD_MOUNT%%:*} \)/\1/" -i /etc/fstab
				mount /mnt/${HDD_MOUNT%%:*} || message "$(tr 'can not mount device $HDD_MOUNT')"
			else
				mountdev ${HDD_MOUNT%%:*} 2>/dev/null || message "$(tr 'can not mount device $HDD_MOUNT')"
			fi
		fi
		;;
	unmount)
		. /etc/init.d/rc.functions
		if [ -n "$HDD_UNMOUNT" ]; then
			sed "/^HDD_UNMOUNT/d" -i /etc/rc.config
			umount /mnt/${HDD_UNMOUNT%%:*} 2>/dev/null || message "$(tr 'can not unmount device $HDD_UNMOUNT')"
			if grep " /mnt/${HDD_UNMOUNT%%:*} " /etc/fstab | grep -q "^/dev/"; then
				sed "/ \/mnt\/${HDD_UNMOUNT%%:*} /d" -i /etc/fstab
			else
				sed "s/\(.*\/\)\(\S\+\)\(\s\+\/mnt\/\)${HDD_UNMOUNT%%:*} /#\1\2\3\2 /" -i /etc/fstab
			fi
		fi
		;;
esac