Git pre-receive hook to entertain the pusher with a random fact

pre-receive

#!/bin/sh

# Echo a random fun fact for the pusher's pleasure.
rand=$(( $RANDOM % 5 ))
case "$rand" in
  0)
		echo "--- Did you know? randomfunfacts.com says: -----------------------------------"
		wget --timeout=1 randomfunfacts.com/ -O - 2>/dev/null | grep \<strong\> | sed "s;^.*<i>\(.*\)</i>.*$;\1;"
		echo "------------------------------------------------------------------------------"
		;;
	1)
		echo "--- Did you know? http://numbersapi.com/random/trivia says: ------------------"
		curl --max-time 1 http://numbersapi.com/random/trivia 2>/dev/null
		echo
		echo "------------------------------------------------------------------------------"
		;;
	2)
		echo "--- Did you know? http://numbersapi.com/random/math says: --------------------"
		curl --max-time 1 http://numbersapi.com/random/math 2>/dev/null
		echo
		echo "------------------------------------------------------------------------------"
		;;
	3)
		echo "--- Did you know? http://randomfactgenerator.net says: -----------------------"
		curl --max-time 1 --silent http://randomfactgenerator.net/  2>/dev/null | ruby -e  "puts (/<div id='z'>(.*?)<br/.match(\$stdin.read)[1])"
		echo "------------------------------------------------------------------------------"
		;;
	4)
		url=$( date +http://numbersapi.com/%m/%d/date )
		echo "--- Did you know? $url says: ---------------------"
		curl --max-time 1 --silent $url  2>/dev/null
		echo
		echo "------------------------------------------------------------------------------"
		;;
esac