########################################################################
#
# Copyright (c) 2010, Secure Endpoints Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# - Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
use HTML::TreeBuilder;
my $input_file = "index.html";
my $toc_file = "toc.hhc";
for (@ARGV) {
ARG: {
/-o(.*)/ && do {
$toc_file = $1;
last ARG;
};
$input_file = $_;
}
}
print "Processing TOC in $input_file\n";
print "Writing to $toc_file\n";
open(TOC, '>', $toc_file) or die "Can't open $toc_file\n";
my $tree = HTML::TreeBuilder->new();
$tree->parse_file($input_file);
my $contents = $tree->look_down('class', 'contents');
if (defined($contents)) {
my $clist = $contents->find_by_tag_name('ul');
}
print TOC '
';
process_ul_element($clist, 0);
print TOC '
';
sub process_ul_element
{
my $e = shift;
my $level = shift;
return unless defined($e);
if ($e->tag() eq "ul") {
print TOC ' 'x$level;
print TOC "
\n";
my @items = $e->content_list();
for (@items) {
process_li_element($_, $level + 1);
}
print TOC ' 'x$level;
print TOC "
\n";
}
}
sub process_li_element
{
my $e = shift;
my $level = shift;
if ($e->tag() eq "li") {
my $a = $e->find_by_tag_name('a');
my $href = $a->attr('href');
my @ac = $a->content_list();
my $title = $ac[0];
print TOC " "x$level;
print TOC "
\n";
my @items = $e->content_list();
for (@items) {
process_ul_element($_, $level + 1);
}
}
}