#!/bin/bash
#
# vmail-stack
# https://git.stack-source.com/msb/vmail-stack
# Copyright (c) 2022 Matthew Saunders Brown <matthewsaundersbrown@gmail.com>
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)

# load include file
source $(dirname $0)/vmail.sh

help()
{
  thisfilename=$(basename -- "$0")
  echo "$thisfilename"
  echo "Enable webmail for given domain"
  echo ""
  echo "usage: $thisfilename -d <domain> [-h]"
  echo ""
  echo "  -h          Print this help."
  echo "  -d <domain> Domain to enable webmail for."
  echo ""
  echo "              Let's Encrypt certificate must already exist. If need be run this first:"
  echo "              letsencrypt-certonly.sh -d <domain>"
}

vmail:getoptions "$@"

# check for domain
if [[ -z $domain ]]; then
  echo "ERROR: domain name is required"
  exit 1
fi

# check that letsencrypt cert exists
if [ ! -f /etc/ssl/letsencrypt/mail.$domain.pem ]; then
  echo "Let's Encrypt cert for mail.$domain does not exist, create that first:"
  exit 1
fi

# enable webmail vhost & restart apache
if [ ! -f "/etc/apache2/sites-available/mail.$domain.conf" ]; then
  echo "Use VMailHTTPS mail.$domain" > /etc/apache2/sites-available/mail.$domain.conf
fi

if [ ! -h "/etc/apache2/sites-enabled/mail.$domain.conf" ]; then
  /usr/sbin/a2ensite --quiet mail.$domain
  /usr/bin/systemctl --quiet is-active apache2 && systemctl --quiet reload  apache2
fi