#!/bin/sh

# File        :  privoxy-create-dscl.sh
#
# Purpose     :  Create the privoxy group and user for OS X 10.5,6,7,8
#
# Copyright   :  Written by and Copyright (C) 2001-2012 the
#                Privoxy team. http://www.privoxy.org/
#
#                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 2 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.
#
#                The GNU General Public License should be included with
#                this file.  If not, you can view it at
#                http://www.gnu.org/copyleft/gpl.html
#                or write to the Free Software Foundation, Inc.,
#                51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
#                USA
#
# Modification : If you modify this file please consider whether your 
#                changes ought to be passed back to the OSXPackageBuilder
#                module.
#

#
# check for existing privoxy group and user
#
gname="`/usr/bin/dscl /Local/Default -list /groups | /usr/bin/grep -E '^(_)?privoxy?'`"
uname="`/usr/bin/dscl /Local/Default -list /users | /usr/bin/grep -E '^(_)?privoxy?'`"

#
# create group
#
if [ -z ${gname} ]; then
  echo "Notice: creating a privoxy group."
  gid1="`/usr/bin/dscl /Local/Default -list /groups gid | /usr/bin/awk '{print $2}' | /usr/bin/sort -n | /usr/bin/tail -1`"
  gid="`/bin/expr ${gid1} + 1`"

  /usr/bin/dscl /Local/Default -create /Groups/_privoxy
  /usr/bin/dscl /Local/Default -append /Groups/_privoxy RecordName privoxy
  /usr/bin/dscl /Local/Default -create /Groups/_privoxy Password "*"
  /usr/bin/dscl /Local/Default -create /Groups/_privoxy PrimaryGroupID ${gid}
  /usr/bin/dscl /Local/Default -create /Groups/_privoxy RealName "privoxy users"
else
  echo "Notice: a privoxy group already exists."
fi

#
# create user
#
if [ -z ${uname} ]; then
  echo "Notice: creating a privoxy user."
  uid1="`/usr/bin/dscl /Local/Default -list /users uid | /usr/bin/awk '{print $2}' | /usr/bin/sort -n | /usr/bin/tail -1`"
  uid="`/bin/expr ${uid1} + 1`"

  /usr/bin/dscl /Local/Default -create /Users/_privoxy
  /usr/bin/dscl /Local/Default -append /Users/_privoxy RecordName privoxy
  /usr/bin/dscl /Local/Default -create /Users/_privoxy NFSHomeDirectory /var/empty
  /usr/bin/dscl /Local/Default -create /Users/_privoxy Password "*"
  /usr/bin/dscl /Local/Default -create /Users/_privoxy PrimaryGroupID ${gid}
  /usr/bin/dscl /Local/Default -create /Users/_privoxy RealName "privoxy server"
  /usr/bin/dscl /Local/Default -create /Users/_privoxy UniqueID ${uid}
  /usr/bin/dscl /Local/Default -create /Users/_privoxy UserShell /usr/bin/false
else
  echo "Notice: a privoxy user already exists."
fi

exit 0