#!/bin/bash

# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.


# USERNAME="jdoe"

USERNAME="$1"

if [[ $UID -ne 0 ]]; then
   echo " sorry, must be root to run this script"
   exit 1
fi

RESULT=$(dscl . list /Users | grep "^$USERNAME\$")
if [ -z "$RESULT" ]; then
  echo " user account \"$USERNAME\" does not exist"
  exit 1
fi

# not needed for leopard. 'staff' is the effective group id, and
# 'staff' doesn't exist in dscl
#
# this shows effective, real, and supplementary groups
# USER_GROUPS="$(/usr/bin/id -Gn $USERNAME)"
# USER_GROUPS=$(/usr/bin/dscl . -search /Groups GroupMembership $USERNAME)"
# if [[ -n "$USER_GROUPS" ]]; then 
#    # delete the USERNAME's group memberships
#    for GROUP in $USER_GROUPS; do
#       dscl . -delete "/Groups/$GROUP"  GroupMembership "$USERNAME"
#    done
# fi

dscl . -delete /Users/$USERNAME

rm -r /Users/$USERNAME > /dev/null

# list current USERNAMEs
# dscl . list /Users

RESULT=$(dscl . list /Users | grep "^$USERNAME\$")
if [ -z "$RESULT" ]; then
  echo " User account \"$USERNAME\" deleted: `date`"
else
  echo " User account \"$USERNAME\" NOT deleted"
fi