hpr_generator/site-generator
Roan Horning dfaae39202
Add logic to process file arguments
Process all files if the special ALL argument is passed in, or
process the list of files passed in as arguments.
2022-07-01 22:04:58 -04:00

128 lines
2.5 KiB
Perl
Executable File

#!/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
or the special ALL (to generate all pages).
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;
# Set flag indicating whether or not to generate all pages.
# The flag is set to true if the special argument ALL is
# passed into the generator
my $ALL = grep { $_ eq 'ALL' } @pages;
# Load config file
read_config "site.cfg" => my %config;
my $tt = get_template_html($config{DBI});
if ($ALL) {
@pages = keys %config;
# Remove non page sections of the configuration file
# from the generated list of pages.
@pages= grep { $_ ne 'DBI' } @pages;
@pages= grep { $_ ne 'root_template' } @pages;
};
foreach my $page (@pages) {
if (exists($config{$page})) {
verbose ($verbose, "Generating page: $page");
generate_page($tt, $config{root_template}{content}, $config{$page}{navigation}, $config{$page}{content});
}
else {
verbose (1, "\nWarning: Page $page is not defined in the configuration file.");
}
}
verbose (1, "\nFinished processing the files.");
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 => '%-->',
CONSTANTS => {
driver => $_[0]{driver},
user => $_[0]{user},
password => $_[0]{password},
}
}) || die $Template::ERROR, "\n";
}
sub generate_page {
my ($tt, $page, $navigation, $content) = @_;
my $tt_vars = {
navigation => $navigation,
content => $content
};
$tt->process($page, $tt_vars)
|| die $tt->error(), "\n";
}
sub verbose {
my ($verbose, $message) = @_;
if ($verbose) {
print "$message\n";
}
else {
print ".";
};
}