#!/bin/sh
###########################################################################
##  Copyright (C) Wizardry and Steamworks 2013 - License: GNU GPLv3      ##
##  Please see: http://www.gnu.org/licenses/gpl.html for legal details,  ##
##  rights of fair usage, the disclaimer and warranty conditions.        ##
###########################################################################
 
PERMISSIONS_FILE=/etc/default/permissions
cat $PERMISSIONS_FILE | while read p; do
  FILE=`echo $p | awk '{ print $1 }'`
  T_USER=`echo $p | awk '{ print $2 }'`
  T_GROUP=`echo $p | awk '{ print $3 }'`
  T_PERM=`echo $p | awk '{ print $4 }'`
  
  if [ ! -e "$FILE" ]; then 
    continue
  fi
  
  USER_CHECK=`grep "^${T_USER}:" /etc/passwd`
  if [ -z "$USER_CHECK" ]; then
    continue
  fi
  GROUP_CHECK=`grep "^${T_GROUP}:" /etc/group`
  if [ -z "$GROUP_CHECK" ]; then
    continue
  fi
 
  C_STAT=`stat --format="%U %G %a" $FILE`
  C_USER=`echo $C_STAT | awk '{ print $1 }'`
  if [ $T_USER != $C_USER ]; then
    chown $T_USER $FILE
  fi
  C_GRUP=`echo $C_STAT | awk '{ print $2 }'`
  if [ $T_GROUP != $C_GRUP ]; then
    chgrp $T_GROUP $FILE
  fi 
  C_PERM=`echo $C_STAT | awk '{ print $3 }'`
  if [ $T_PERM != $C_PERM ]; then
    chmod $T_PERM $FILE
  fi

done