Custom cowsay script

cowsay.sh

#!/bin/bash
#

# see: http://blog.tomtung.com/2009/11/cowsay-fortune
#      http://www.commandlinefu.com/commands/view/3584/remove-color-codes-special-characters-with-sed
#      https://github.com/busyloop/lolcat
#      https://github.com/dorentus/mruby-lolcat-bin
#
#      requires `fortune`, `cowsay`,
#        and ruby gem `lolcat` or its mruby version equivalent

# Randomly pick a mode of the cow
MODES=("" -b -d -g -p -s -t -w -y );
MODE=${MODES[$(($RANDOM % 9))]}

# Radomly pick a cow picture file
COWIMG=`cowsay -l | sed '1d;s/ /\n/g'| sort -R | head -1`

fortune | cowsay -f $COWIMG $MOD | lolcat
printf "\n"