#!/bin/bash
########################################################################
#  Copyright (C) 2015 Max Mehl <mail@mehl.mx>
########################################################################
#  
#  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 3 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, see <http://www.gnu.org/licenses/>.
#  
########################################################################
#  
#  Interactive script to manage the most used functions of ezmlm-idx. 
#  Tested on an uberspace.de account.
#  
########################################################################

if [ -z "$1" -o "$1" = "--help" ]; then
	echo "Usage: $0 <name of list> <directory of list> <.qmail file of list> <domain of list>"
	exit 1
fi

LISTNAME=$1
LISTDIR=$2
LISTQMAIL=$3
LISTDOM=$4

echo "> Name of list: $LISTNAME"
echo "> Directory of list: $LISTDIR"
echo "> .qmail file of list: $LISTQMAIL"
echo "> Domain of list: $LISTDOM"
echo "Correct? Enter to continue, Ctrl+C to quit"
read END

helptext() {
	echo "Available options:"
	echo " +-------------------------------------+"
	echo " | h - Print this help                 |"
	echo " | q - Quit                            |"
	echo " | e - Edit ezmlm options              |"
	echo " | s - Add subscriber                  |"
	echo " | S - Delete subscriber               |"
	echo " | l - List all subscribers/mods/owner |"
	echo " | o - List/Set owner                  |"
	echo " | m - Add moderator                   |"
	echo " | c - Create ezmlm list               |"
	echo " | d - Delete ezmlm list               |"
	echo "+--------------------------------------+"
}
helptext

while :
do
#tput clear  # Schirm loeschen und Menuetext ausgeben

	echo -n "What to do? h for help: "
	read INPUT
	case $INPUT in
		h) 	helptext
			echo "";;
		q) 	echo "Bye!" && exit 1
			echo "";;
		e) 	read -p "Please type the desired parameters and arguments. man ezmlm-make for full list of options: " PARS
			ezmlm-make -+ $PARS $LISTDIR $LISTQMAIL $LISTNAME $LISTDOM
			unset PARS
			echo "";;
		s)	read -p "Email-address(es) of subscriber(s) to add (if multiple addresses, use space to separate): " SUBMAIL
			ezmlm-sub $LISTDIR $SUBMAIL
			echo "Added $SUBMAIL to $LISTNAME"
			unset SUBMAIL
			echo "";;
		S)	read -p "Email-address(es) of subscriber(s) to delete (if multiple addresses, use space to separate): " SUBMAIL
			ezmlm-unsub $LISTDIR $SUBMAIL
			echo "Unsubscribed $SUBMAIL from $LISTNAME"
			unset SUBMAIL
			echo "";;
		l)	echo "All subscribers:" && ezmlm-list $LISTDIR && echo ""
			echo "All moderators (ignore T in front of address):" && cat $LISTDIR/mod/subscribers/* && echo -e "\n"
			echo "Owner:" && cat $LISTDIR/owner
			echo "";;
		o)	echo "The current owner is: " && cat $LISTDIR/owner
			read -p "Would you change the list's owner? [y/n]: " YN
			if [ "$YN" = "y" ]; then
				read -p "Insert the new owner's email address: " OWNER
				ezmlm-make -+ -5 $OWNER $LISTDIR $LISTQMAIL $LISTNAME $LISTDOM
				echo "$OWNER is the new owner of $LISTNAME"
			else
				echo "Owner not changed."
			fi
			unset YN OWNER
			echo "";;
		m)	read -p "Insert the new moderator's address: " MOD
			ezmlm-sub $LISTDIR mod $MOD
			echo "$MOD is now a moderator of $LISTNAME"
			unset MOD
			echo "";;
		c)	echo "The list will be created with following options you gave with the start of the script:"
			echo "> Name of list: $LISTNAME"
			echo "> Directory of list: $LISTDIR"
			echo "> .qmail file of list: $LISTQMAIL"
			echo "> Domain of list: $LISTDOM"
			read -p "Are they correct? Type any key to continue, type n to change them separately." YN
			if [ "$YN" = "n" ]; then
				read -p "> Name of list: " LISTNAME
				read -p "> Directory of list: " LISTDIR
				read -p "> .qmail file of list: " LISTQMAIL
				read -p "> Domain of list: " LISTDOM
			else
				echo "Options not changed."
			fi
			
			PARS="-s -u -f -C /etc/ezmlm/de"
			echo "Following parameters will be used for list's creation: $PARS"
			read -p "Should they be used? Type any key to continue, type n to change them. man ezmlm-make for all options: " YN
			if [ "$YN" = "n" ]; then
				read -p "Insert the disired parameters: " PARS
				echo "New parameters for list's creation are: $PARS"
			else
				echo "Parameters not changed."
			fi
			ezmlm-make $PARS $LISTDIR $LISTQMAIL $LISTNAME $LISTDOM
			echo "$LISTNAME has been successfully created."
			unset YN PARS
			echo "";;
		d)	read -p "Should the list $LISTNAME really be deleted? .qmail files and the whole directory will be lost after this action! Type y to delete the list." YN
			if [ "$YN" = y ]; then
				rm $LISTQMAIL
				rm $LISTQMAIL-*
				rm -rf $LISTDIR
			else
				echo "Nothing has been deleted."
			fi
			unset YN
			echo "";;
		*)	echo "Wrong input. Try again!"
			echo "";;
   esac
done