#!/bin/sh

set -e -u

DUMMY_PRINTER_NAME=test-printer0
DRIVER_REGEXP='^.*'
PDFS_PATH=/usr/share/cups/data/
LPINFO_RUN=true
DRIVERS_LIST=''

while getopts 'n:r:p:l:h' flag; do
  case "${flag}" in
    n) DUMMY_PRINTER_NAME="${OPTARG}" ;;
    r) DRIVER_REGEXP="${OPTARG}" ;;
    p) PDFS_PATH="${OPTARG}" ;;
    l) LPINFO_RUN=false; DRIVERS_LIST=${OPTARG} ;;
    h) echo "Usage: $0 [-n printer_name] [-r '^driver_regexp'] [-p ./pdf-path] [-l drivers_list]";
       return 1;;
  esac
done

if $LPINFO_RUN; then
  # textonly, gen-brf, gen-ubrl and indexv[3,4] can't print PDF
  # pdftoijs is currently buggy !?
  DRIVERS_LIST=$(lpinfo -m | cut -f1 -d' ' | grep -v 'textonly' | grep -v 'brf' | grep -v 'gen-ubrl' | grep -v 'pdftoijs' | grep -v 'everywhere' | grep -v 'indexv[3,4]' | grep -E $DRIVER_REGEXP)
fi

cleanup() {
    # Delete it
    echo -n "Interrupted, delete test printer:"
    /usr/sbin/lpadmin -x $DUMMY_PRINTER_NAME 2>/dev/null || :
    echo " done."
}

trap cleanup EXIT INT

for driver in $DRIVERS_LIST; do

    echo "* Driver $driver"

    echo -n " - Create test printer:"
    # Create dummy printer
    /usr/sbin/lpadmin -p $DUMMY_PRINTER_NAME -E -m $driver -v file:///dev/null
    echo " done."
    
    for file in $(find $PDFS_PATH -name '*.pdf') ; do
        echo -n " - Print test job with $file: "
        # Print the default testprint to it, get request id
        rid=$(/usr/bin/lp -d $DUMMY_PRINTER_NAME $file | sed -e 's/^.*request id is \(.*\) (.*)$/\1/g')
    
        # Wait for the print to finish
        while /usr/bin/lpstat | grep -q "^$rid "; do
            /bin/sleep 1s
            echo -n "."
        done
        echo " done."
    done

    # Delete it
    echo -n " - Delete test printer:"
    /usr/sbin/lpadmin -x $DUMMY_PRINTER_NAME
    echo " done."
done