#!/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 "Delete email forward from vmail database."
  echo ""
  echo "usage: $thisfilename -e email"
  echo ""
  echo "  -h          Print this help."
  echo "  -e <email>  Email address to remove forwarding from."
  exit
}

vmail:getoptions "$@"

# check for email
if [[ -z $email ]]; then
  echo "email name is required"
  exit
fi

# build query
dbcmd="mysql --defaults-extra-file=$MYSQL_CONNECTION_INFO_FILE"
dbcmdopts="-s -r -N -e"

# get forward id which also works to confirm alias exists
dbquery="SELECT id FROM vm_forwards WHERE mbox='$mbox' AND domain='$domain';"
forwards_id=`$dbcmd $dbcmdopts "$dbquery"`

if [[ -z $forwards_id ]]; then
  echo "ERROR: Forward for $email does not exist."
  exit 1
elif [[ $forwards_id -gt '0' ]]; then
  dbquery="DELETE FROM vm_forwards WHERE id='$forwards_id';"
  eval $dbcmd $dbcmdopts \"$dbquery\"
  echo "SUCCESS: Forward for $email removed from system."
  exit 0
else
  echo "ERROR: System error querying vmail database"
  exit 1
fi