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#!/usr/bin/sh
###############################################################################
#
#  Script:   add_printer
#
#  Purpose:  add remote printer for claims systems
#
#  Author : nua7
###############################################################################

basename=${0##*/}
export PATH=$PATH:/usr/sbin:/claims/amxw/SYS2/BIN
trap 'print "$basename: Unexpected rc $? at line $LINENO"; exit 1' ERR # exits script for any non-zero return-code

trap '
#
# command to clean up on any script exit, any rc value
#
  # start lp scheduler if necessary
  if lpstat -r | grep -q "scheduler is not running" ; then
    /usr/sbin/lpsched > /dev/null
  fi

' EXIT
#   function to display usage message and exit
#
function usage
{
  print "Usage: $(basename $0) printer_name printer_queue print_server"
  print
  print "Description:"
  print "  Add a printer definition to the AMXW MPE-emulation environment."
  print
  print "Parameters:"
  print "    printer_name   local name for printer (ex. L101)"
  print "    printer_queue  queue name on print server"
  print "    print_server   name of network print server"
  print
  print "Example:"
  print "    $(basename $0) L101 pcl299 nvbqxyz"
  exit 1
}


#
#  variable definitions
#

  if [[ $# -ne 3 ]]; then
    usage
  fi
  localname=$1
  remotename=$2
  remotesystem=$3

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#     main section
# # # # # # # # # # # #

  # validate that printer does not exist
  if lpstat -s | grep -q "device for $localname:" ; then
    print "ERROR: printer $localname already exists - cannot add"
    exit 1
  fi

  typeset -uL1 ANS
  print "Verify if this remote queue and print server already in use"
  print
  if /usr/sam/lbin/lpmgr | grep "$remotename on $remotesystem" ; then
      print
      print "WARNING: this remote queue/print server combination already in use"
      print "         on this system (see above)"
      print
      print -n "Continue building this queue? <n> "
      read ANS
      if [[ "$ANS" != "Y" ]]; then
          print
          print "Exiting add_printer without building queue"
          print
          exit 0
      fi
  else
      print "    not in use ... continuing"
  fi

  # stop lp scheduler if running
  if lpstat -r | grep -q "scheduler is running" ; then
    /usr/sbin/lpshut > /dev/null
  fi

  echo
  echo ">>> adding \"$localname\" for $remotename on $remotesystem"
  # Performing task "Add Remote Printer":  Adding "$localname"
  if [[ $(echo $remotename | grep  null | grep -v grep | wc -l) -gt 0 ]] ; then
    /usr/sbin/lpadmin -p$localname -v/dev/null -g0  -mPCL5
    /usr/sam/lbin/lpmgr -e -xlocalname=$localname
    #/usr/sbin/accept $localname
    #/usr/bin/enable $localname
  else
    /usr/sam/lbin/lpmgr -a -xlocalname=$localname,default=n,fence=2,rc=n,is_bsd=n,remname=$remotename,remsys=$remotesystem,remcancel=rcmodel,remstatus=rsmodel 2>/dev/null
    /usr/sbin/lpadmin -p$localname -orm$remotesystem -orp$remotename -mrmodel -v/dev/null -ocmrcmodel -osmrsmodel
  fi

  # start lp scheduler to ensure validation in next step succeeds
  if lpstat -r | grep -q "scheduler is not running" ; then
    /usr/sbin/lpsched > /dev/null
  fi

  echo
  echo '>>> validating new device - please review output'
  lpstat $localname

  # add device to DEVICES.PUB.SYS as necessary
  if print $localname | grep -q ^[A-Z] ; then
    # MPE-oriented printer - add to DEVICES file if it exists
    if [[ -f /claims/amxw/SYS/PUB/DEVICES ]]; then
      if ! grep -q "PRINTER  $localname" /claims/amxw/SYS/PUB/DEVICES ; then
        LDEV=$(get_new_ldev)
        add_new_ldev "$LDEV PRINTER  $localname $localname"
      fi
    fi
  fi

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#  script complete
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