#!/bin/sh

PHAROS_PRINTERS="mitprint bias nysa python savion wired"
ATHENA_PRINTERS="acantha ajax albany amittai ashdown avery barbar barker bob \
                 boomboom bricks celine clearcut corfu e55prt echo edgerton \
                 eie electra fiber getitfaster hayden helios homer jarthur \
                 jonathan katharine laser lerman lotis macg maia \
                 mark-the-great massave mccormick metis mortar nhdesk pacific \
                 peecs picus pietro pindar pulp pulp-fiction quick-print \
                 sanda sidney simmons stumpgrinder sum thesis \
                 tree-eater ussy varan virus w20thesis w61cluster w84prt \
                 waffle westgate wg-tang wh-print"

add_printers() {
    for p in $PHAROS_PRINTERS; do
	lpadmin -p $p -E -v lpd://mitprint.mit.edu/bw \
	        -D "Pharos (Monochrome)" \
	        -L "Release jobs from any Pharos printer" \
	        -o printer-is-share=false \
	        -m drv:///hpijs.drv/hp-laserjet_9050-hpijs-pcl3.ppd
	if [ $? != 0 ]; then
	    echo "FAILED to add Pharos printer $p"
	else
	    echo "Added Pharos printer $p"
	fi
    done
    for a in $ATHENA_PRINTERS; do
	# Clobber the queue if it exists
	if add-athena-printer -f $a; then
	    echo "Added Athena printer $a"
	else
	    echo "FAILED to add Athena printer $a"
	fi
    done
}

del_printers() {
    for p in $PHAROS_PRINTERS $ATHENA_PRINTERS; do
	lpadmin -x $p;
	if [ $? != 0 ]; then
	    echo "Failed to remove printer $p!"
	fi
    done
}

require_cups() {
    # Ensure CUPS is running
    [ -e /etc/init.d/cups ] && rcname=cups || rcname=cupsys
    if hash invoke-rc.d; then
        invoke="invoke-rc.d $rcname"
    else
        invoke="/etc/init.d/$rcname"
    fi
    if ! $invoke start; then
	echo "FATAL: Couldn't start CUPS!"
	exit 1
    fi
    if [ "$(lpstat -r)" != "scheduler is running" ]; then
      echo "FATAL: cups claimed to have started, but lpstat -r says it's not running!"
      exit 1
    fi
}

case "$1" in
    add)
	require_cups  
	add_printers
	;;
    remove)
	require_cups
	del_printers
	;;
    *)
	echo "Usage: $0 [ add | remove ]"
	exit 1
	;;
esac
exit 0