#!/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

error() {
    echo "$progname: $1" 1>&2;
    exit 1;
}

print_help() {
    cat <<EOF
Usage: $progname <COMMAND> [OPTIONS] FILE
Process a documentation file.

COMMAND is one of:
  html       convert the document to HTML
  xhtml      convert the document to XHTML
  help       display this help and exit
EOF
}

print_help_html() {
    format="$1"
    upformat=`echo $format | tr a-z A-Z`
    cat <<EOF
Usage: $progname $format [OPTIONS] FILE
Convert FILE into $upformat.

Basic Output Control:
  -c, --css-file=FILE             file to output CSS to
  -d, --chunk-depth=INT           how deep sections should be chunked
  -e, --extension=EXT             the extension to append to output files
  -n, --no-figures                do not copy figures into the output directory
  -o, --output=PATH               the file or directory to output to

Formatting Control:
  --copy-graphics                 copy graphics into the output directory
  --admon-graphics-path=PATH      the path to the admonition graphics
  --admon-graphics-size=INT       the size of the admonition graphics
  --classsynopsis-language=LANG   the default programming language to be used
                                  for classsynopsis elements
  --funcsynopsis-style=STYLE      the style to be used to render funcsynopsis
                                  elements, either 'KR' or 'ANSI'

Miscellaneous:
  -v, --verbose                   print all the commands executed
  -V, --version                   print version information and exit
  -h, --help                      display this help and exit
EOF
}
echo_verbose() {
    if [ "x$doc_verbose" = "x1" ]; then echo $1; fi
}
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;
}

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

	    --copy-graphics)
		doc_copy_graphics="1";;
	    --admon-graphics-path)
		doc_admon_graphics_path="$2";;
	    --admon-graphics-size)
		doc_admon_graphics_size="$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_html $doc_format
		exit 0;;
	    --)
		print_help_html $doc_format 1>&2
		exit 1;;
	esac
	shift
    done
    shift

    if [ "$#" != "1" ]; then print_help_html $doc_format 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")
    doc_inbase=$(basename "$doc_infile" ".xml")
    if [ "$doc_inbase" = "$doc_infile" ]; then
      doc_inbase=$(basename "$doc_infile" ".docbook")
    fi;

    if [ "x$doc_output" = "x" ]; then
	doc_outdir=`pwd`
	if [ "x$doc_extension" = "x" ]; then doc_extension=".$doc_format"; fi
	doc_outfile="${doc_inbase}${doc_extension}"
    elif [ -d "$doc_output" -o $(echo "$doc_output" | sed -e 's/.*\/$/\//') = "/" ]; then
	mkdir_p "$doc_output"
	doc_outdir=`(cd "$doc_output" && pwd)`
	if [ "x$doc_extension" = "x" ]; then doc_extension=".$doc_format"; fi
	doc_outfile="${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 "$doc_outfile" | grep -o '\..*'`
	fi;
    fi;
    doc_outbase=$(basename "$doc_outfile" "$doc_extension")

    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
    graphics=`xmllint --noent --xinclude "$doc_indir/$doc_infile" \
      | xsltproc "$xsltdir/docbook/utils/graphics.xsl" -`;
    if [ "x$doc_copy_graphics" = "x1" ]; then
	for graphic in `echo $graphics | tr ' ' '\n' | grep '^admon-'`; do
	    param="theme.icon."`echo $graphic | sed -e 's/\.png$//' -e 's/-/./'`;
	    if [ "x$doc_admon_graphics_path" = "x" ]; then
		cmd="cp \"$pkgdatadir/icons/hicolor/48x48/$graphic\" \"$doc_outdir/$graphic\""
		echo_verbose "$cmd"
		eval "$cmd"
		params="$params --stringparam $param \"$graphic\""
	    elif [ -f "$doc_admon_graphics_path/$graphic" ] ; then
		cmd="cp \"$doc_admon_graphics_path/$graphic\" \"$doc_outdir/$graphic\""
		echo_verbose "$cmd"
		eval "$cmd"
		params="$params --stringparam $param \"$graphic\""
	    fi
	done
    fi
    if [ "x$doc_copy_graphics" != "x1" -a "x$doc_admon_graphics_path" != "x" ]; then
	params="$params --stringparam theme.icon.admon.path \"$doc_admon_graphics_path\""
    fi
    if [ "x$doc_admon_graphics_size" != "x" ]; then
	params="$params --stringparam theme.icon.admon.size \"$doc_admon_graphics_size\""
    fi
    if [ "x$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/db2$doc_format.xsl\" -"
    echo_verbose "$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
}


command="$1";
if [ "x$command" = "x" ]; then
    print_help 1>&2;
    exit 1;
fi;
shift;
if [ "$command" = "html" -o "$command" = "xhtml" ]; then
    DO_html "$command" $@;
elif [ "$command" = "-V" -o "$command" = "--version" ]; then
    echo "$PROGRAM ($PACKAGE) $VERSION";
    exit 0;
elif [ "$command" = "help" ]; then
    print_help;
    exit 0;
else
    print_help 1>&2;
    exit 1;
fi;