#!/bin/bash

echo "*** kerio config generator ***" >&2

while true; do
    echo -n "Enter server address: " >&2
    read SERVER < /dev/tty
    echo >&2
   
    if [[ -z "$SERVER" ]]; then
        echo "Server address cannot be empty. Try again." >&2
    else
        break
    fi
done

while true; do
    echo -n "Enter server fingerprint: " >&2
    read FINGERPRINT < /dev/tty
    echo >&2
   
    if [[ -z "$FINGERPRINT" ]]; then
        echo "Server fingerprint cannot be empty. Try again." >&2
    else
        break
    fi
done

while true; do
    echo -n "Enter username: " >&2
    read USERNAME < /dev/tty
    echo >&2
   
    if [[ -z "$USERNAME" ]]; then
        echo "Username cannot be empty. Try again." >&2
    else
        break
    fi
done

while true; do
    echo -n "Enter password: " >&2
    read -s PASSWORD < /dev/tty
    echo >&2
    echo -n "Confirm password: " >&2
    read -s PASSWORDCONF < /dev/tty
    echo >&2

    if [[ -z "${PASSWORD}" ]]; then
        echo "Password cannot be empty. Try again." >&2
    elif [[ "${PASSWORD}" != "${PASSWORDCONF}" ]]; then
        echo "Passwords do not match. Try again." >&2
    else
        break
    fi
done

case "$SERVER" in
	*:*)	PORT=`echo $SERVER | sed 's/.*://'`; SERVER=`echo $SERVER | sed 's/:.*//'`;;
	*)	PORT=4090;;
esac

XOR=""
for i in `echo -n "$PASSWORD" | od -t d1 -A n`; do XOR=$(printf "%s%02x" "$XOR" $((i ^ 85))); done

cat << EOF
<config>
  <connections>
    <connection type="persistent">
      <server>${SERVER}</server>
      <port>${PORT}</port>
      <username>${USERNAME}</username>
      <password>XOR:${XOR}</password>
      <fingerprint>${FINGERPRINT}</fingerprint>
      <active>1</active>
    </connection>
  </connections>
</config>
EOF