#!/usr/bin/bash

set -eu

printservers="{{ printservers | join(' ') }}"
hostname=$(hostname)
hostgroup=$(id -Gn "${hostname^^}$")
usergroup=$(id -Gn "${SUDO_USER}")
installedprinters=$(lpstat -p | cut -f 2 -d" " | sed -z 's/\n/ /g' )

echo "Hostgroups: ${hostgroup}"
echo "Usergroups: ${usergroup}"
echo "Installed Printers: ${installedprinters}"
echo

for printer in $installedprinters; do
  if ! $(echo "${hostgroup}" | grep -w -q "${printer}") && ! $(echo "${usergroup}" | grep -w -q "${printer}") ; then
    lpadmin -x "${printer}"
  fi
done

for printserver in $printservers; do
  echo "checking Server: $printserver"
  printers=$(lpstat -h "${printserver}" -U "${SUDO_USER}" -v | cut -f 3 -d" " | sed 's/:$//g' | sed -z 's/\n/ /g' )
  echo "Available Printers: $printers"
  for printer in $printers; do
    if $(echo "${hostgroup}" | grep -w -q "${printer}") || $(echo "${usergroup}" | grep -w -q "${printer}") ; then
      if ! $(echo "${installedprinters}" | grep -w -q "${printer}"); then
        echo "Adding ${printer}"
        timeout 10 lpadmin -p "${printer}" -E -v "ipp://${printserver}/printers/${printer}" -m everywhere  || echo "Printer ${printer} could not be added"
        installedprinters+=" ${printer}"
      fi
    fi
  done
done