#!/bin/bash

# see the README file for usage etc.

#

# ------------------------------------------------------------------

#  This file is part of bzip2/libbzip2, a program and library for

#  lossless, block-sorting data compression.

#

#  bzip2/libbzip2 version 1.0.6 of 6 September 2010

#  Copyright (C) 1996-2010 Julian Seward <jseward@bzip.org>

#

#  Please read the WARNING, DISCLAIMER and PATENTS sections in the 

#  README file.

#

#  This program is released under the terms of the license contained

#  in the file LICENSE.

# ----------------------------------------------------------------

usage() {

  echo '';

  echo 'Usage: xmlproc.sh -[option] <filename.xml>';

  echo 'Specify a target from:';

  echo '-v      verify xml file conforms to dtd';

  echo '-html   output in html format (single file)';

  echo '-ps     output in postscript format';

  echo '-pdf    output in pdf format';

  exit;

}

if test $# -ne 2; then

  usage

fi

# assign the variable for the output type

action=$1; shift

# assign the output filename

xmlfile=$1; shift

# and check user input it correct

if !(test -f $xmlfile); then

  echo "No such file: $xmlfile";

  exit;

fi

# some other stuff we will use

OUT=output

xsl_fo=bz-fo.xsl

xsl_html=bz-html.xsl

basename=$xmlfile

basename=${basename//'.xml'/''}

fofile="${basename}.fo"

htmlfile="${basename}.html"

pdffile="${basename}.pdf"

psfile="${basename}.ps"

xmlfmtfile="${basename}.fmt"

# first process the xmlfile with CDATA tags

./format.pl $xmlfile $xmlfmtfile

# so the shell knows where the catalogs live

export XML_CATALOG_FILES=/etc/xml/catalog

# post-processing tidy up

cleanup() {

  echo "Cleaning up: $@" 

  while [ $# != 0 ]

  do

    arg=$1; shift;

    echo "  deleting $arg";

    rm $arg

  done

}

case $action in

  -v)

   flags='--noout --xinclude --noblanks --postvalid'

   dtd='--dtdvalid http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd'

   xmllint $flags $dtd $xmlfmtfile 2> $OUT 

   egrep 'error' $OUT 

   rm $OUT

  ;;

  -html)

   echo "Creating $htmlfile ..."

   xsltproc --nonet --xinclude  -o $htmlfile $xsl_html $xmlfmtfile

   cleanup $xmlfmtfile

  ;;

  -pdf)

   echo "Creating $pdffile ..."

   xsltproc --nonet --xinclude -o $fofile $xsl_fo $xmlfmtfile

   pdfxmltex $fofile >$OUT 

   pdfxmltex $fofile >$OUT 

   pdfxmltex $fofile >$OUT 

   cleanup $OUT $xmlfmtfile *.aux *.fo *.log *.out

  ;;

  -ps)

   echo "Creating $psfile ..."

   xsltproc --nonet --xinclude -o $fofile $xsl_fo $xmlfmtfile

   pdfxmltex $fofile >$OUT 

   pdfxmltex $fofile >$OUT 

   pdfxmltex $fofile >$OUT 

   pdftops $pdffile $psfile

   cleanup $OUT $xmlfmtfile $pdffile *.aux *.fo *.log *.out

#  passivetex is broken, so we can't go this route yet.

#   xmltex $fofile >$OUT 

#   xmltex $fofile >$OUT 

#   xmltex $fofile >$OUT 

#   dvips -R -q -o bzip-manual.ps *.dvi

  ;;

  *)

  usage

  ;;

esac