Example shell script to be used with IFTTT and launchd

IgnitionAtWork.sh

#!/bin/zsh -f

# Important! DIR _must_ be the same as whatever directory you used
# for `QueueDirectories` in the `com.tjluoma.ignitiononoroffatwork.plist`
DIR="/Users/jsmyth/Dropbox/IFTTT/Automatic/IgnitionOnOrOffAtWork/"

	# if the directory does not exist, exit
cd "$DIR" || exit 0

	# get rid of this file, which will cause `launchd` to keep triggering
rm -f .DS_Store

command ls -1 \
| egrep 'IgnitionOn|IgnitionOff' \
| while read line
do

case "$line" in
	IgnitionOn*)

		###########################################################################
		## BEGIN OPTIONAL SECTION for when Ignition is turned on
		## Change this in this section to suit your needs
			# run BitTorrent Sync application
		open -a 'BitTorrent Sync'

			# mount TimeMachine drive, if not mounted
		[[ ! -d '/Volumes/TimeMachine' ]] && diskutil mount TimeMachine

		if (( $+commands[lock.sh] ))
		then
				# if the 'lock.sh' script is found, run it
			lock.sh
		else
				# otherwise, just lock screen by switching to login window
			'/System/Library/CoreServices/Menu Extras/User.menu/Contents/Resources/CGSession' -suspend
		fi

		## END OPTIONAL SECTION for when Ignition is turned on
		###########################################################################

			# This deletes the file so that launchd doesn't just keep triggering the script
		rm -f "$line"
	;;

	IgnitionOff*)

		###########################################################################
		## BEGIN OPTIONAL SECTION for when Ignition is turned off
		## Change this in this section to suit your needs

			# launch apps that you want to have run when you get to the office
			# these are just some examples
			open -g -a 'OmniFocus'

			open -g -a 'BusyCal'

			open -g -a 'MailMate'

		## END OPTIONAL SECTION for when Ignition is turned off
		###########################################################################

			# This deletes the file so that launchd doesn't just keep triggering the script
		rm -f "$line"
	;;

esac

done

exit 0
# End Of File

See also: https://gist.github.com/tjluoma/c761e592a9fb435a6e93