gravity-sync/includes/gs-automate.sh

# GRAVITY SYNC BY VMSTAN #####################
# gs-automate.sh #############################

# For documentation or downloading updates visit https://github.com/vmstan/gravity-sync
# This code is called from the main gravity-sync.sh file and should not execute directly!

## Automate Task
function task_automate {
	TASKTYPE='AUTOMATE'
	MESSAGE="${MESSAGE}: ${TASKTYPE} Requested"
	echo_good

	CRON_EXIST='0'
	CRON_CHECK=$(crontab -l | grep -q "${GS_FILENAME}"  && echo '1' || echo '0')
	if [ ${CRON_CHECK} == 1 ]
	then
		MESSAGE="Automation Task Already Exists"
		echo_info
		CRON_EXIST='1'
	fi
	
	MESSAGE="Configuring Hourly Smart Sync"
	echo_info

	if [[ $1 =~ ^[0-9][0-9]?$ ]]
	then
		INPUT_AUTO_FREQ=$1
	else
		MESSAGE="Sync Frequency in Minutes (1-30) or 0 to Disable"
		echo_need
		read INPUT_AUTO_FREQ
	fi

	if [ $INPUT_AUTO_FREQ -gt 30 ]
	then
		MESSAGE="Invalid Frequency Range"
		echo_fail
		exit_nochange
	elif [ $INPUT_AUTO_FREQ -lt 1 ]
	then
		if [ $CRON_EXIST == 1 ]
		then
			clear_cron

			MESSAGE="Sync Automation Disabled"
			echo_warn
		else
			MESSAGE="No Sync Automation Scheduled"
			echo_warn
		fi
	else
		if [ $CRON_EXIST == 1 ]
		then
			clear_cron
		fi

		MESSAGE="Saving New Sync Automation"
		echo_stat
		(crontab -l 2>/dev/null; echo "*/${INPUT_AUTO_FREQ} * * * * ${BASH_PATH} ${LOCAL_FOLDR}/${GS_FILENAME} smart > ${LOG_PATH}/${CRONJOB_LOG}") | crontab -
			error_validate
	fi

	MESSAGE="Configuring Daily Backup Frequency"
	echo_info

	if [[ $2 =~ ^[0-9][0-9]?$ ]]
	then
		INPUT_AUTO_BACKUP=$2
	else
		MESSAGE="Hour of Day to Backup (1-24) or 0 to Disable"
		echo_need
		read INPUT_AUTO_BACKUP
	fi

	if [ $INPUT_AUTO_BACKUP -gt 24 ]
	then
		MESSAGE="Invalid Frequency Range"
		echo_fail
		exit_nochange
	elif [ $INPUT_AUTO_BACKUP -lt 1 ]
	then
		MESSAGE="No Backup Automation Scheduled"
		echo_warn
	else
		MESSAGE="Saving New Backup Automation"
		echo_stat
		(crontab -l 2>/dev/null; echo "0 ${INPUT_AUTO_BACKUP} * * * ${BASH_PATH} ${LOCAL_FOLDR}/${GS_FILENAME} backup >/dev/null 2>&1") | crontab -
			error_validate
	fi

	exit_withchange
}

## Clear Existing Automation Settings
function clear_cron {
	MESSAGE="Removing Existing Automation"
	echo_stat

	crontab -l > cronjob-old.tmp
	sed "/${GS_FILENAME}/d" cronjob-old.tmp > cronjob-new.tmp
	crontab cronjob-new.tmp 2>/dev/null
		error_validate
	rm cronjob-old.tmp
	rm cronjob-new.tmp
}

## Cron Task
function task_cron {
	TASKTYPE='CRON'
	MESSAGE="${MESSAGE}: ${TASKTYPE} Requested"
	echo_good
	
	show_crontab
}