#!/bin/sh
# shell for PCL banner printing 
#
#   
#  pr:bp=/usr/local/.../pclbanner
#    :of=/usr/local/.../offilter
#  
#  Uses: printf

PATH=/bin:/usr/bin

Arglist=""
Args=""
vAr=""
vAlue=""
iI=""
Args="$@"
while expr "$1" : '-.*' >/dev/null ; do
  vAr=`expr "$1" : '-\(.\).*'`;
  vAlue=`expr "$1" : '-.\(.*\)'`;
  case "$vAr" in
    - ) break;;
    c ) c=1;;
    [a-zA-Z] )
      if test "X$vAlue" = "X" ; then shift; vAlue=$1; fi;
      eval $vAr='$vAlue';
      #setvar $vAr "$vAlue"
	  case "$vAr" in
		J ) Title=$vAlue ;;
		P ) Printer=$vAlue ;;
		H ) Host=$vAlue ;;
		n ) User=$vAlue ;;
		C ) Class=$vAlue ;;
		A ) Jobid=$vAlue ;;
		D ) Date=$vAlue ;;
		Q ) Queue=$vAlue ;;
		N ) Filename=$vAlue ;;
		f ) Format=$vAlue ;;
	  esac
      ;;
  esac;
  shift;
done

# set shell variables to the printcap options
#  flag   ->  flag=1
#  flag@  ->  flag=0
#  option=value ->  option='value'
#
#for iI in `echo $PRINTCAP_ENTRY | sed -e "s/.*/\"&\"/"` ;  do
for iI in $PRINTCAP_ENTRY ; do
  # echo X $iI;
  if expr "$iI" : " *\:" >/dev/null ; then
    vAr=`expr "$iI" : " *\:\([^#=][^#=]*\)[#=].*"`;
    vAlue=`expr "$iI" : " *\:[^#=][^#=]*[#=]\(.*\)"`;
    if test "X$vAr" = "X" ; then
      vAr=`expr "$iI" : " *:\(.*\)@"`;
      vAlue=0;
    fi
    if test "X$vAr" = "X" ; then
      vAr=`expr "$iI" : " *:\(.*\)"`;
      vAlue=1;
    fi
    if test "X$vAr" != "X" ; then
      eval $vAr='$vAlue';
      #setvar $vAr "$vAlue"
    fi
  else
    vAr=`expr "$iI" : " *\([^|][^|]*\).*"`;
    if test "X$vAr" != "X" ; then
      eval Printer="$vAr"
    fi
  fi;
done

# set shell variables to the printcap options
#  flag   ->  flag=1
#  flag@  ->  flag=0
#  option=value ->  option='value'
#
for iI in $CONTROL ; do
  # echo X $iI;
  vAr=`expr "$iI" : " *\([A-Z]\).*"`;
  vAlue=`expr "$iI" : " *[A-Z]\(.*\)"`;
  if test "X$vAr" != "X" ; then
    eval $vAr='$vAlue';
    #setvar $vAr "$vAlue";
  fi;
done
# 
# restore argument list
set -- $Args
Args=""
vAr=""
vAlue=""
iI=""

xpos=0;
ypos=0;
incr=0;
margins="\033&l0u0Z";
lightbar="\033*c1800a100b45g2P";
darkbar="\033*c1800a100b25g2P";
fontchange="\033(8U\033(s1p%dv0s0b4148T";
position="\033*p%dx%dY";
UEL="\033%%-12345X";
UELPJL="\033%%-12345X@PJL \n";
PCLRESETSTR="\033E";
CRLFSTR="\033&k2G";

 moveto  () {
     printf $position $1 $2;
 }

 fontsize  () {
     incr=`expr "(" $1 "*" 300 "*" 11 ")" / 720`;
     printf $fontchange $1;
 }
 
 argline  () {
    key=$1
	value=$2
    if [ -n "$value" ] ; then
 	  textline "$key" 1 0
 	  textline ": " 0 0
 	  textline "$value" 0 1
    fi
 }
 
 textline  () {
	line=$1
	start=$2
	end=$3
    if [ "$start" -gt 0 ] ; then
 		moveto $xpos $ypos
    fi
    printf '%s' "$line";
    if [ "$end" -gt 0 ] ; then
		ypos=`expr "$ypos" + "$incr"`
	fi
 }
 
pcl_banner () {
    printf "$UEL" ;
    printf "$PCLRESETSTR" ;
    # printf "$UELPJL" ;
    printf "$CRLFSTR" ;
    printf "$margins" ;

    # do light bar 
    xpos=0;
    ypos=0;
    moveto $xpos $ypos ;
    printf $lightbar ;
    ypos=`expr $ypos + 100`;

    # set font size 
    fontsize 24;
    ypos=`expr $ypos + $incr`;
    moveto $xpos $ypos ;

	argline Title "$Title"

	fontsize 14
	argline Printer "$Printer"
	argline Host "$Host"
	argline User "$User"
	argline Class "$Class"
	argline Jobid "$Jobid"
	argline Date "$Date"
	argline Queue "$Queue"
	argline Filename "$Filename"
	argline Format "$Format"

    # smaller font 
    fontsize 12 ;

    moveto $xpos $ypos ;
    date=`date`;
    textline 'Printed at: ' 0 1 ;
    textline "$date" 0 1 ;

    moveto $xpos $ypos ;
    printf $darkbar ;

    printf "$UEL" ;
    printf "$PCLRESETSTR" ;
}

pcl_banner