#!/bin/ksh
# get a list of files and dates from ftp and remove files older than ndays

ftpsite="xxx.com"
ftpuser="ftpuser"
ftppass="ftppwd"
putdir="/ftpdir"

MM=`TZ=GMT+29 date +%b`
DD=`TZ=GMT+29 date +%d`

 echo removing files older than $MM $DD

 # get directory listing from remote source
 listing=`ftp -i -n $ftpsite <<EOMYF
  user $ftpuser $ftppass
  binary
  cd $putdir
  ls -l
 quit
 EOMYF`


 lista=$listing


 # loop over our files
 FNO=0
 while (( $FNO < ${#lista[@]} )); do

  # month (element 5), day (element 6) and filename (element 8)
  #echo Date ${lista[`expr $FNO+5`]} ${lista[`expr $FNO+6`]}          File: ${lista[`expr $FNO+8`]}

  # check the date stamp

  if (( ${lista[`expr $FNO + 5`]} == $MM ));
  then
if (("${lista[`expr $FNO + 6`]}" -lt $DD ));
    then
     # Remove this file
  echo "Removing ${lista[`expr $FNO + 8`]}"
     echo "Removing ${lista[`expr $FNO + 8`]}"

      ftp -i -n $ftpsite <<EOMYF2
      user $ftpuser $ftppass
      binary
      cd $putdir
     delete ${lista[`expr $FNO+8`]}
     quit
 EOMYF2

   fi
 fi
  (( FNO = $FNO + 9 ))
done