#!/usr/bin/bash

if [ $(/usr/bin/id -u) != 0 ]; then echo "only root can do that"; exit 2; fi

#***************************************************************************
# This file is part of the CRYPTO BONE
# File     : analysebatchfile 
# Version  : 1.1.0 (external cryptobone)
# License  : BSD
# Date     : Tuesday, 1 November 2016
# Contact  : Please send enquiries and bug-reports to innovation@senderek.ie
#
#
# Copyright (c) 2015-2017
#	Ralf Senderek, Ireland.  All rights reserved. (https://senderek.ie)
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. All advertising materials mentioning features or use of this software
#    must display the following acknowledgement:
#	   This product includes software developed by Ralf Senderek.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND  ANY EXPRESS OR 
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE  IMPLIED WARRANTIES 
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
# POSSIBILITY OF SUCH DAMAGE.
#****************************************************************************

RAM="/dev/shm/EXRAM"

function new_name
{
     # $1 : directory
     # $2 : extension that is appended, if $2 exists
     NAME=""
     LAST=""
     typeset -i NUM=1
     if [ x$1 != "x" ]
     then
          if [ x$2 != "x" ]
	  then
               LAST=$(/bin/ls $1/*.$2 2>/dev/null | /usr/bin/sort | /usr/bin/tail -1)
	       LAST=${LAST%.$2}
	  else
               LAST=$(/bin/ls $1 2> /dev/null | /usr/bin/sort | /usr/bin/tail -1)
	  fi
          LAST=${LAST##*.}
          LAST=${LAST#0}
          LAST=${LAST#0}
          LAST=${LAST#0}
	  NUM=${LAST}
	  NUM=${NUM}+1
          if [ ${NUM} -lt 10 ]
          then
               NAME="mail.000"${NUM}
          else
               if [ ${NUM} -lt 100 ]
               then
                    NAME="mail.00"${NUM}
               else
                    if [ ${NUM} -lt 1000 ]
                    then
                         NAME="mail.0"${NUM}
                    else
                         NAME="mail."${NUM}
                    fi
               fi
          fi
     fi
     if [ ${NUM} -eq 0 ]
     then
          NAME="mail.0001" 
     fi
     if [ x$2 != "x" ]
     then
          NAME=${NAME}.$2
     fi
     echo ${NAME}
}

INFILE="$RAM/exfetch"
FILENAME=$(new_name $RAM/IN "asc")


# remove \r from INFILE
/bin/cat ${INFILE} | /usr/bin/tr -d '\r' > ${INFILE}.new
/bin/mv ${INFILE}.new ${INFILE}



while read LINE
do
     if [[ ${#LINE} -eq 1 ]] && [[ ${LINE} = "." ]]
     then
          /usr/lib/cryptobone/ext/bin/processmessage $RAM/IN/${FILENAME}
          FILENAME=$(new_name $RAM/IN "asc")
     else
          /bin/echo  ${LINE} >> $RAM/IN/${FILENAME}
     fi
done < ${INFILE}

exit 0

#****************************************************************************