DoNotDisturb.sh

#!/bin/bash
# This script will turn on and off do not disturb mode in OSX. I use a cronjob to trigger this during my scheduled focus times.

if [ "$1" == "off" ]; then
  defaults -currentHost write ~/Library/Preferences/ByHost/com.apple.notificationcenterui doNotDisturb -boolean false
  killall NotificationCenter
  echo "Disabled Do Not Disturb mode"
elif [ "$1" == "on" ]; then
  defaults -currentHost write ~/Library/Preferences/ByHost/com.apple.notificationcenterui doNotDisturb -boolean true
  defaults -currentHost write ~/Library/Preferences/ByHost/com.apple.notificationcenterui doNotDisturbDate -date "`date -u +\"%Y-%m-%d %H:%M:%S +000\"`"
  killall NotificationCenter
  echo "Enabled Do Not Disturb mode"
else
  echo "Usage: donotdisturb.sh [on|off]"
fi