#!/bin/bash

location=$1
pobjid=$2
producer=$3

echo "Document being processed is $pobjid"

echo "Extracting pages"
gs --version > $location/$pobjid/gs.version
rm -rf /tmp/magic*

rm -f $location/$pobjid/gspage-* 2> /dev/null
rm -f $location/$pobjid/cgspage-* 2> /dev/null
convert $location/$pobjid/data.pdf $location/$pobjid/cgspage-%d.png &> $location/$pobjid/gs.errors
mogrify -sample 120x200 $location/$pobjid/gspage-* 2> /dev/null

pagecount=`ls $location/$pobjid/cgspage-*.png 2> /dev/null | wc -l | tr -d " "`
echo "Number of pages: $pagecount"
echo "GSPAGECOUNT: $pagecount" > $location/$pobjid/data.internal

echo "Extract info"
rm -f $location/$pobjid/data.info
pdfinfo $location/$pobjid/data.pdf > $location/$pobjid/data.info
if [ "%$producer%" != "%%" ]
then
  echo "Producer: $producer" >> $location/$pobjid/data.info
fi