#!/bin/sh

#   Copyright (c) 2002 Douglas Gregor <doug.gregor -at- gmail.com>

#

#   Distributed under the Boost Software License, Version 1.0.

#   (See accompanying file LICENSE_1_0.txt or copy at

#   http://www.boost.org/LICENSE_1_0.txt)

# User configuration

# (MAINTANERS: please, keep in synch with setup_boostbook.py)

DOCBOOK_XSL_VERSION=1.75.2

DOCBOOK_DTD_VERSION=4.2

FOP_VERSION=0.94

FOP_JDK_VERSION=1.4

# FOP_MIRROR=http://mirrors.ibiblio.org/pub/mirrors/apache/xmlgraphics/fop/binaries

FOP_MIRROR=http://archive.apache.org/dist/xmlgraphics/fop/binaries/

SOURCEFORGE_DOWNLOAD=http://sourceforge.net/projects/docbook/files/

HTTP_GET_CMD="curl -O -L"

# No user configuration below this point-------------------------------------

# Get the DocBook XSLT Stylesheets

DOCBOOK_XSL_TARBALL=docbook-xsl-$DOCBOOK_XSL_VERSION.tar.gz

DOCBOOK_XSL_URL=$SOURCEFORGE_DOWNLOAD/docbook-xsl/$DOCBOOK_XSL_VERSION/$DOCBOOK_XSL_TARBALL

if test -f $DOCBOOK_XSL_TARBALL; then

  echo "Using existing DocBook XSLT Stylesheets (version $DOCBOOK_XSL_VERSION)."

else

  echo "Downloading DocBook XSLT Stylesheets version $DOCBOOK_XSL_VERSION..."

  $HTTP_GET_CMD $DOCBOOK_XSL_URL

fi

DOCBOOK_XSL_DIR="$PWD/docbook-xsl-$DOCBOOK_XSL_VERSION"

if test ! -d docbook-xsl-$DOCBOOK_XSL_VERSION; then

  echo -n "Expanding DocBook XSLT Stylesheets into $DOCBOOK_XSL_DIR..."

  gunzip -cd $DOCBOOK_XSL_TARBALL | tar xf -

  echo "done."

fi

# Get the DocBook DTD

DOCBOOK_DTD_ZIP=docbook-xml-$DOCBOOK_DTD_VERSION.zip

DOCBOOK_DTD_URL=http://www.oasis-open.org/docbook/xml/$DOCBOOK_DTD_VERSION/$DOCBOOK_DTD_ZIP

if test -f $DOCBOOK_DTD_ZIP; then

  echo "Using existing DocBook XML DTD (version $DOCBOOK_DTD_VERSION)."

else

  echo "Downloading DocBook XML DTD version $DOCBOOK_DTD_VERSION..."

  $HTTP_GET_CMD $DOCBOOK_DTD_URL

fi

DOCBOOK_DTD_DIR="$PWD/docbook-dtd-$DOCBOOK_DTD_VERSION"

if test ! -d docbook-dtd-$DOCBOOK_DTD_VERSION; then

  echo -n "Expanding DocBook XML DTD into $DOCBOOK_DTD_DIR... "

  unzip -q $DOCBOOK_DTD_ZIP -d $DOCBOOK_DTD_DIR

  echo "done."

fi

# Find xsltproc, doxygen, and java

OLD_IFS=$IFS

IFS=:

for dir in $PATH; do

  if test -f $dir/xsltproc && test -x $dir/xsltproc; then

    XSLTPROC="$dir/xsltproc"

  fi

  if test -f $dir/doxygen && test -x $dir/doxygen; then

    DOXYGEN="$dir/doxygen"

  fi

  if test -f $dir/java && test -x $dir/java; then

    JAVA="$dir/java"

  fi

done

IFS=$OLD_IFS

# Make sure we have xsltproc

if test ! -f "$XSLTPROC" && test ! -x "$XSLTPROC"; then

  echo "Searching for xsltproc... NOT FOUND.";

  echo "ERROR: Unable to find xsltproc executable."

  echo "If you have already installed xsltproc, please set the environment"

  echo "variable XSLTPROC to the xsltproc executable. If you do not have"

  echo "xsltproc, you may download it from http://xmlsoft.org/XSLT/."

  exit 0;

else

  echo "Searching for xsltproc... $XSLTPROC.";

fi

# Just notify the user if we haven't found doxygen.

if test ! -f "$DOXYGEN" && test ! -x "$DOXYGEN"; then

  echo "Searching for Doxygen... not found.";

  echo "Warning: unable to find Doxygen executable. You will not be able to"

  echo "  use Doxygen to generate BoostBook documentation. If you have Doxygen,"

  echo "  please set the DOXYGEN environment variable to the path of the doxygen"

  echo "  executable."

  HAVE_DOXYGEN="no"

else

  echo "Searching for Doxygen... $DOXYGEN.";

  HAVE_DOXYGEN="yes"

fi

# Just notify the user if we haven't found Java. Otherwise, go get FOP.

if test ! -f "$JAVA" && test ! -x "$JAVA"; then

  echo "Searching for Java... not found.";

  echo "Warning: unable to find Java executable. You will not be able to"

  echo "  generate PDF documentation. If you have Java, please set the JAVA"

  echo "  environment variable to the path of the java executable."

  HAVE_FOP="no"

else

  echo "Searching for Java... $JAVA.";

  FOP_TARBALL="fop-$FOP_VERSION-bin-jdk$FOP_JDK_VERSION.tar.gz"

  FOP_URL="$FOP_MIRROR/$FOP_TARBALL"

  FOP_DIR="$PWD/fop-$FOP_VERSION"

  FOP="$FOP_DIR/fop"

  if test -f $FOP_TARBALL; then

    echo "Using existing FOP distribution (version $FOP_VERSION)."

  else

    echo "Downloading FOP distribution version $FOP_VERSION..."

    $HTTP_GET_CMD $FOP_URL

  fi

  if test ! -d $FOP_DIR; then

    echo -n "Expanding FOP distribution into $FOP_DIR... ";

    gunzip -cd $FOP_TARBALL | tar xf -

    echo "done.";

  fi

  HAVE_FOP="yes"

fi

# Find the input jamfile to configure

JAM_CONFIG_OUT="$HOME/user-config.jam"

if test -r "$HOME/user-config.jam"; then

  JAM_CONFIG_IN="user-config-backup.jam"

  cp $JAM_CONFIG_OUT user-config-backup.jam

  JAM_CONFIG_IN_TEMP="yes"

  echo -n "Updating Boost.Jam configuration in $JAM_CONFIG_OUT... "

elif test -r "$BOOST_ROOT/tools/build/user-config.jam"; then

  JAM_CONFIG_IN="$BOOST_ROOT/tools/build/user-config.jam";

  JAM_CONFIG_IN_TEMP="no"

  echo -n "Writing Boost.Jam configuration to $JAM_CONFIG_OUT... "

else

  echo "ERROR: Please set the BOOST_ROOT environment variable to refer to your"

  echo "Boost installation or copy user-config.jam into your home directory."

  exit 0

fi

cat > setup_boostbook.awk <

BEGIN { using_boostbook = 0; eaten=0 }

/^\s*using boostbook/ {

  using_boostbook = 1;

  print "using boostbook";

  print "  : $DOCBOOK_XSL_DIR";

  print "  : $DOCBOOK_DTD_DIR";

  eaten=1

}

using_boostbook==1 && /;/ { using_boostbook = 2 }

using_boostbook==1 { eaten=1 }

/^\s*using xsltproc.*$/ { eaten=1 }

/^\s*using doxygen.*$/ { eaten=1 }

/^\s*using fop.*$/ { eaten=1 }

/^.*$/             { if (eaten == 0) print; eaten=0 }

END {

  if (using_boostbook==0) {

    print "using boostbook";

    print "  : $DOCBOOK_XSL_DIR";

    print "  : $DOCBOOK_DTD_DIR";

    print "  ;"

  }

  print "using xsltproc : $XSLTPROC ;"

  if ("$HAVE_DOXYGEN" == "yes") print "using doxygen : $DOXYGEN ;";

  if ("$HAVE_FOP" == "yes") print "using fop : $FOP : : $JAVA ;";

}

EOF

awk -f setup_boostbook.awk $JAM_CONFIG_IN > $JAM_CONFIG_OUT

rm -f setup_boostbook.awk

echo "done."

echo "Done! Execute \"b2\" in a documentation directory to generate"

echo "documentation with BoostBook. If you have not already, you will need"

echo "to compile Boost.Jam."