#!/usr/bin/perl

=head1 NAME

siteGenerator - HPR Site Generator

=head1 SYNOPSIS

	siteGenerator [OPTION]... PAGE...

	-v, --verbose  use verbose mode
	--help         print this help message

	Where I<PAGE> is a file name of a web page.

	Examples:

		Generate two specific pages:
		siteGenerator index about

		Generate the whole site:
		siteGenerator ALL

=head1 DESCRIPTION

This is a site generator based upon the Perl Templates Toolkit.

=head1 AUTHOR

Roan Horning <roan.horning@no-spam.gmail.com>

=cut

use strict;
use warnings;

use Getopt::Long qw(:config auto_help);
use Pod::Usage;
use Config::Std;
use Template;

exit main();

sub main {

    # Argument parsing
    my $verbose;
    GetOptions(
        'verbose'  => \$verbose,
    ) or pod2usage(1);
    pod2usage(1) unless @ARGV;
    my (@pages) = @ARGV;

	# Load config file
	read_config "site.cfg" => my %config;

	my $tt = get_template_html();
	generate_page($tt, $config{correspondents}{navigation}, $config{correspondents}{content});

	return 0;
}

sub get_template_html {

	# For an HTML based Template file, define the 
	# template start and end tags to also function as 
	# HTML comments to make the template file valid HTML.
	#
	return Template->new({
		INCLUDE_PATH => './templates',
		EVAL_PERL    => 1,
		START_TAG	 => '<!--%',
		END_TAG		 => '%-->',
	}) || die $Template::ERROR, "\n";

}

sub generate_page ($tt, $navigation, $content) {
	my ($tt, $navigation, $content) = @_;
	my $tt_vars = {
		navigation => $navigation, 
		content => $content 
	};

	$tt->process('page.tpl.html', $tt_vars)
		|| die $tt->error(), "\n";

}