Mac_enable_writing_to_NTFS_HD.sh

#!/bin/sh

if [[ $UID != 0 ]] ; then
	printf "\033[91mPlease run this script as \033[96mSuper User\033[0m\n"
	exit
fi

cd /Volumes/
printf "\033[92m"
PS3="Please enter your drive's number: "

select DRIVENAME in * ; do
	case $DRIVENAME in
		"")
			printf "\n\033[91mError\033[0m: \033[96m$REPLY\033[0m"
			printf " is not a valid number\n"
			exit
			;;
		*)
			printf "\n\033[0mYour choice was \033[96m$DRIVENAME\033[0m"
 			printf " (y/n) ? "
			read choice
			if [[ $choice != "y" ]] ; then
				printf "\033[91mExit\033[0m\n"
				exit
			fi
			printf "\033c\033[0m"
			break
			;;
	esac
done

if [[ $DRIVENAME == "" ]] ; then exit ; fi

ERROR="0"

printf "Getting disk's UUID: "
UUID=$(diskutil info /Volumes/$DRIVENAME | grep UUID | awk '{print $3}')
AUTH="UUID=$UUID none ntfs rw,auto,nobrowse"

if [[ $UUID != "" ]] ; then
	printf "\033[92mOK\033[0m\n"
	printf "Setting up NTFS write support: "

	if [[ `grep "$AUTH" /etc/fstab` == "" ]] ; then
		echo $AUTH >> /etc/fstab
	fi

	if [[ $? == 0 ]] ; then
		printf "\033[92mOK\033[0m\n"
	else
		printf "\033[91mKO\033[0m\n"
		ERROR="1"
	fi

	printf "Giving access from Desktop: "
	ln -s /Volumes/$DRIVENAME ~/Desktop/$DRIVENAME

	if [[ $? == 0 ]] ; then
		printf "\033[92mOK\033[0m\n"
	else
		printf "\033[91mKO\033[0m\n"
		ERROR="1"
	fi

else
	printf "\033[91mKO\033[0m\n"
	ERROR="1"
fi

function restoreCfg {
	printf "\033[0mRestoring previous config... "
	grep -v "$AUTH" /etc/fstab > /etc/fstab
	rm -rf ~/Desktop/$DRIVENAME
	diskutil unmount $UUID > /dev/null 2>&1
	diskutil mount $UUID > /dev/null 2>&1
	printf "\033[92mDone\033[0m\n"
}

if [[ $ERROR == "0" ]] ; then
	printf "\033[92mDone\033[0m\n"

	printf "Unmounting $DRIVENAME... "
	diskutil unmount $UUID 2> /dev/null
	printf "Mounting $DRIVENAME... "
	diskutil mount $UUID 2> /dev/null

	if [[ $? == 0 ]] ; then
		printf "\033[92mDone\n\033[93m\n"
		printf "\033[1;91mDO NOT CLOSE THIS WINDOW\033[93m\n\n"
		printf "Once you're finished, it is recommended to restore previous settings\033[0m\n"
		printf "Press \033[96mENTER\033[0m, when you're done, to restore settings...\n"
		read -s finish
		restoreCfg
	else
		printf "\033[91mError\033[0m\n"
		restoreCfg
	fi
else
	printf "\033[91mError\033[0m\n"
fi