Take-a-Break script for the Mac user's health

take-a-break-with

#!/bin/bash
# take-a-break-with -- Take-a-Break script for the Mac user's health
# 
# Schedule calling this script regularly from your crontab:
# 
#     */60 *  * * *   take-a-break-with Dashboard
# 
# When a Growl bubble comes up, click it and take a break! :)
# 
# You need to get and install Growl from: http://growl.info/
#
# Author: Jaeho Shin <netj@sparcs.org>
# Created: 2010-05-17
set -e

App=$1

# show usage if input doesn't look good
if [ -z "$App" ] ||
    ! mdfind "kMDItemDisplayName = '$App'" \
    "kMDItemContentType = com.apple.application-bundle" &>/dev/null; then
    sed -n '2,/^#$/ s/^# //p' <"$0"
    false
fi

# display a Growl message
{
cat <<EOF
Take a Break!  It's already `date +%R`

All work and no play makes
$LOGNAME dull and sick :(
EOF
} |
growlnotify --name "Take a Break with" \
    --identifier take-a-break-with \
    --message - --wait --appIcon "$App"

# and continue opening the App when dismissed.
open -a "$App"

# Currently growlnotify can't tell whether the Growl message timed out or not:
#   http://code.google.com/p/growl/issues/detail?id=123
# So we're taking a workaround that might be less intrusive? :)