#!/bin/bash

url="http://unappel.ch/public/090309-support-answers/code/current.zip"
dir="/root/folders/090309-imap-stats"

cd $dir

if [ `pwd` = $dir ]
then
  echo "[$0]" working folder found
else
  echo "[$0]" not in working folder
  exit
fi

if [ -f current.zip ]
then
  echo "[$0]" removing the previous version
  rm current.zip
else
  echo "[$0]" ..
fi

if [ -f current.zip ]
then
  echo "[$0]" cannot remove the old package
  exit
fi

/usr/bin/wget $url

if [ -f current.zip ]
then
  echo "[$0]" script is downloaded
else
  echo "[$0]" script is not downloaded
  exit
fi

if [ -d script ]
then
  echo "[$0]" deleting the old script folder
  rm -r script
fi

if [ -d script ]
then
  echo "[$0]" cannot delete the old script folder
  exit
fi

mkdir script 

if [ -d script ]
then
  echo "[$0]" ..
else
  echo "[$0]" cannot access script folder
  exit
fi

/usr/bin/unzip current.zip -d script

if [ -f script/run.pl ]
then
  echo "[$0]" perl script is extracted
else
  echo "[$0]" cannot extract the perl script
  exit
fi

cd script
/usr/bin/perl run.pl >> ../std.log 2>> ../err.log
cd ..

tail -2000 std.log > last.std.log
rm std.log
mv last.std.log std.log

tail -2000 err.log > last.err.log
rm err.log
mv last.err.log err.log

date >> std.log
date >> err.log

echo "[$0]" end of reporting