#!/bin/bash

# install cups-pdf and install printer using the webinterface on http://localhost:631/admin
# default virtual printer dir is below, adjust if changed
VIRTUAL_PRINTER_DIR="/var/spool/cups-pdf/$USER"
# Printer to print magazine layout on
PRINTER="Canon-MF220"
for file in $@; do
	lpr -P Virtual_PDF_Printer -o number-up=2 -o orientation-requested=4 -o fit-to-page -o media=a4 "$file"
	str="."
	until lpc status | grep -A 4 'Virtual_PDF_Printer:' | tail -n1 | grep 'no entries'; do
		printf "\033[s\033[uPrinting to file for two slides per a5 page"
		printf "%s" $str
		printf "\033[u"
		str=$str.
    		sleep 1
	done
	echo "virtual printing done."
	last_job_id="$(ls "$VIRTUAL_PRINTER_DIR" | grep -o '[0-9]*\.pdf$' | grep '[0-9]' | cut -d'.' -f1 | sort -n | tail -n1)"
	#echo "last_job_id:$last_job_id"
	file_two_page="$(ls $VIRTUAL_PRINTER_DIR/*${last_job_id}.pdf)"
	#echo "file_two_page:$file_two_page"
	printf "Invoking a5ona4..."
	a5ona4 "$file_two_page" > /dev/null
	echo "Done."
	rm "$file_two_page"
	only_filename_two_page="$( echo "$file_two_page"| awk -F/ '{print $NS}' )"
	echo "Magazine layout of $file being sent to printer..."
	lpr -P $PRINTER -o media=A4 -o Duplex=DuplexTumble -o sides=two-sided-short-edge -o BindEdge=Bottom -o media=a4 -r a5ona4_$file*
done