#!/bin/bash
# or /bin/ksh or any POSIX compliant shell

# mmf.sh -- a shell script to MAKE MONEY FAST
# Copyright (C) 1999 Sven Türpe <tuerpe@informatik.uni-leipzig.de>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
# Credits:
# Based on a program written in C by Monika Wolff <wolff@horst.in-berlin.de>.
#
# TODO:
#   * i18n (mmf.sh currently talks to the user in german)



# configuration section
MIN_AMOUNT=256
MAX_AMOUNT=65536
ACCOUNT_NUMBER=0815
ROUTING_CODE=0816
BANK="Spaßkasse"
# shorten the sleep intervals to make money even faster
SHORTSLEEP=3
SLEEP=6
LONGSLEEP=12
# end of configuration section

# ^D or SIGKILL terminate the mmf.sh process
trap "" TERM
trap "" INT

while :
do
	clear
	echo -n "Bitte geben Sie eine Zahl zwischen ${MIN_AMOUNT} und "
	echo -n "${MAX_AMOUNT} ein: "

	read
	if [ $? -ne 0 ]
	then
		# EOF
		echo "Schüss."
		exit 0
	fi
	echo

	# Anzahl der Parameter pruefen
	# $REPLY enthaelt Ergebnis von read
	set -- $REPLY
	if [ $# -ne 1 ]
	then
		echo "EINE Zahl, Du Huhn!"
		sleep $SLEEP
		continue
	fi

	# Fein, nur ein Parameter. Das ist eine Zahl, wenn jedes einzelne
	# Zeichen eine Zahl ist.
	REPLYCPY=$REPLY
	while [ ${#REPLYCPY} -gt 0 ]
	do
		REPLYLEN=${#REPLYCPY}
		REPLYCPY=${REPLYCPY#[0123456789]}
		if [ $REPLYLEN -eq ${#REPLYCPY} ]
		then
			echo "Eine ZAHL, Du Huhn!"
			sleep $SLEEP
			continue 2
		fi
	done

	# weiter im Text
	if [ $REPLY -lt $MIN_AMOUNT ]
	then
		echo "Sie haben nur ${REPLY} eingegeben."
		echo "Schade. Diese Zahl ist zu klein."
		sleep $SLEEP
		continue
	fi

	echo "Sie haben ${REPLY} eingegeben."
	if [ $REPLY -gt $MAX_AMOUNT ]
	then
		echo "Das kann ich doch nicht annehmen!"
		sleep $SHORTSLEEP
		echo "Aber wenn Sie darauf bestehen ... "
		echo "... na schön, überredet. Her damit!"
	fi
	echo "Bitte überweisen Sie den entsprechenden Betrag auf mein Konto "
	echo "Nr. ${ACCOUNT_NUMBER} bei der ${BANK}, BLZ ${ROUTING_CODE}."
	echo "Dankeschön. Bitte besuchen Sie uns bald wieder!"
	sleep $LONGSLEEP

done