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#!/bin/sh
# gnome-doc-html - Convert documentation to HTML
# gnome-doc-html.  Generated from gnome-doc-html.in by configure.
# Copyright (C) 2006 Shaun McCance <shaunm@gnome.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# As a special exception to the GNU General Public License, if you
# distribute this file as part of a program that contains a
# configuration script generated by Autoconf, you may include it under
# the same distribution terms that you use for the rest of that program.

progname=`echo "$0" | sed 's%^.*/%%'`

PROGRAM=gnome-doc-html
PACKAGE=@PACKAGE@
VERSION=@VERSION@
prefix=@prefix@
datarootdir=@datarootdir@
datadir=@datadir@
pkgdatadir=@datadir@/gnome-doc-utils
xsltdir=@datadir@/xml/gnome/xslt

function error {
    echo "$progname: $1" 1>&2;
    exit 1;
}
function print_help {
    echo "Usage: $progname [OPTIONS] FILE"
    echo "Convert FILE into HTML."
    echo ""
    echo "Basic Output Control:"
    echo "  -c, --css-file=FILE             file to output CSS to"
    echo "  -d, --chunk-depth=INT           how deep sections should be chunked"
    echo "  -e, --extension=EXT             the extension to append to output files"
    echo "  -n, --no-figures                do not copy figures into the output directory"
    echo "  -o, --output=PATH               the file or directory to output to"
    echo ""
    echo "Formatting Control:"
    echo "  --admon-graphics-path=PATH      the path to the admonition graphics"
    echo "  --admon-graphics-size=INT       the size of the admonition graphics"
    echo "  --admon-graphics-extension=EXT  the extension of the admonition grahpics"
    echo "  --classsynopsis-language=LANG   the default programming language to be used"
    echo "                                  for classsynopsis elements"
    echo "  --funcsynopsis-style=STYLE      the style to be used to render funcsynopsis"
    echo "                                  elements, either 'KR' or 'ANSI'"
    echo ""
    echo "Miscellaneous:"
    echo "  -v, --verbose                   print all the commands executed"
    echo "  -V, --version                   print version information and exit"
    echo "  -h, --help                      display this help and exit"
}
function echo_verbose {
    if [ "x$doc_verbose" == "x1" ]; then echo $1; fi
}
function mkdir_p {
    dir='';
    echo $1 | sed -e 's/\//\n/g' | while read d; do
	dir="$dir$d/"
	if [ ! -d "$dir" ]; then
	    echo_verbose "mkdir \"$dir\""
	    mkdir "$dir"
	fi
    done;
}

longopts='
  -lcss-file:
  -lchunk-depth:
  -lextension:
  -lno-figures
  -loutput:
  -ladmon-graphics-path:
  -ladmon-graphics-size:
  -ladmon-graphics-extension:
  -lclasssynopsis-language:
  -lfuncsynopsis-style:
  -lverbose
  -lversion
  -lhelp
'
options=`getopt -qn$progname $longopts -- c:d:e:o:nvVh "$@"`
if [ "$?" != "0" ]; then print_help 1>&2; exit 1; fi

eval set -- "$options";
while [ "$1" != "--" ]; do
    case "$1" in
	-c | --css-file)
	    doc_css_file="$2";;
	-d | --chunk-depth)
	    doc_chunk_depth="$2";;
	-e | --extension)
	    doc_extension="$2";;
	-n | --no-figures)
	    doc_no_figures="1";;
	-o | --output)
	    doc_output="$2";;

	--admon-graphics-path)
	    doc_admon_graphics_path="$2";;
	--admon-graphics-size)
	    doc_admon_graphics_size="$2";;
	--admon-graphics-extension)
	    doc_admon_graphics_extension="$2";;
	--classsynopsis-language)
	    doc_classsynopsis_language="$2";;
	--funcsynopsis-style)
	    doc_funcsynopsis_style="$2";;

	-v | --verbose)
	    doc_verbose=1;;

	-V | --version)
	    echo "$PROGRAM ($PACKAGE) $VERSION"
	    exit 0;;
	-h | --help)
	    print_help
	    exit 0;;
	--)
	    print_help 1>&2
	    exit 1;;
    esac
    shift
done
shift

if [ "$#" != "1" ]; then print_help 1>& 2; exit 1; fi;
doc_input="$1"
if [ ! -f "$doc_input" ]; then error "$doc_input: No such file"; fi
doc_indir=$( (cd $(dirname $doc_input) && pwd) )
doc_infile=$(basename $doc_input)
if [ "x${doc_infile: -4}" == "x.xml" ]; then
    doc_inbase=${doc_infile:0:$((${#doc_infile}-4))}
else
    doc_inbase="$doc_infile"
fi

if [ "x$doc_output" == "x" ]; then
    doc_outdir=`pwd`
    if [ "x$doc_extension" == "x" ]; then doc_extension='.xhtml'; fi
    doc_outfile="${doc_inbase}${doc_extension}"
elif [ -d "$doc_output" -o "${doc_output: -1}" == "/" ]; then
    mkdir_p "$doc_output"
    doc_outdir=`(cd "$doc_output" && pwd)`
    if [ "x$doc_extension" == "x" ]; then doc_extension='.xhtml'; fi
    doc_outfile="${doc_inbase}${doc_extension}"
else
    dir=`dirname "$doc_output"`
    mkdir_p "$dir"
    doc_outdir=`(cd "$dir" && pwd)`
    doc_outfile=`basename "$doc_output"`
    if [ "x$doc_extension" == "x" ]; then
	doc_extension=`echo "$doc_outfile" | grep -o '\..*'`
    fi;
fi;
if [ "x${doc_outfile: -${#doc_extension}}" == "x${doc_extension}" ]; then
    doc_outbase="${doc_outfile:0:$((${#doc_outfile}-${#doc_extension}))}"
else
    doc_outbase="${doc_outfile}"
fi

params='--param db.chunk.chunk_top 0'
params="$params --stringparam db.chunk.basename \"$doc_outbase\""
params="$params --stringparam db.chunk.extension \"$doc_extension\""
if [ "x$doc_chunk_depth" != "x" ]; then
    params="$params --param db.chunk.max_depth $doc_chunk_depth"
fi
if [ "x$doc_css_file" != "x" ]; then
    params="$params --stringparam db2html.css.file \"$doc_css_file\""
fi
if [ "x$doc_admon_graphics_path" != "x" ]; then
    params="$params --stringparam db2html.admon.graphics_path"
    params="$params \"$doc_admon_graphics_path\""
fi
if [ "x$doc_admon_graphics_size" != "x" ]; then
    params="$params --stringparam db2html.admon.graphics_size"
    params="$params \"$doc_admon_graphics_size\""
fi
if [ "x$doc_admon_graphics_extension" != "x" ]; then
    params="$params --stringparam db2html.admon.graphics_extension"
    params="$params \"$doc_admon_graphics_extension\""
fi
if [ "x$doc_classsynopsis_language" != "x" ]; then
    params="$params --stringparam db2html.classsynopsis.language"
    params="$params \"$doc_classsynopsis_language\""
fi
if [ "x$doc_funcsynopsis_style" != "x" ]; then
    params="$params --stringparam db2html.funcsynopsis.style"
    params="$params \"$doc_funcsynopsis_style\""
fi

cmd="xmllint --noent --xinclude \"$doc_indir/$doc_infile\" |\
 xsltproc $params -o \"$doc_outdir/$doc_outfile\" \"$xsltdir/docbook/html/db2html.xsl\" -"
echo_verbose "$cmd"
eval "$cmd"

if [ "x$doc_no_figures" != "x1" -a "$doc_indir" != "$doc_outdir" ]; then
    xmllint --noent --xinclude "$doc_indir/$doc_infile" \
	| xsltproc "$xsltdir/docbook/utils/figures.xsl" - \
	| while read fig; do
	mkdir_p "$doc_outdir/"`dirname "$fig"`
	cmd="cp \"$doc_indir/$fig\" \"$doc_outdir/$fig\""
	echo_verbose "$cmd"
	eval "$cmd"
    done
fi