[gruntmaster-page.git] / lib / Gruntmaster / Page.pm

package Gruntmaster::Page;

use 5.014000;
use strict;
use warnings;

use Fcntl qw/:flock/;
use File::Basename qw/fileparse/;
use File::Path qw/make_path/;
use File::Slurp qw/read_file write_file/;
use IO::Compress::Gzip qw/gzip/;
use IO::File;
use Gruntmaster::Data;

our $VERSION = '0.001';
our @generators;

use constant LANGUAGES => [ 'en' ];
use constant CONTENT_TYPES => {
	html => 'text/html; charset=UTF-8',
	txt => 'text/plain; charset=UTF-8',
};

sub declaregen{
	my ($generator, $regex) = @_;
	$generator = "Gruntmaster::Page::$generator";
	eval "require $generator";
	push @generators, [$regex,  $generator];
}

{
	my $component = qr'[^/]+';
	my $contest = qr,(?:ct/$component/)?,;
	declaregen Us				=> qr,^us/index$,;
	declaregen 'Us::Entry'		=> qr,^us/$component$,;
	declaregen Ct				=> qr,^ct/index$,;
	declaregen 'Ct::Entry'		=> qr,^ct/$component/index$,;
	declaregen St				=> qr,^${contest}log/st$,;
	declaregen Log				=> qr,^${contest}log/(?:\d+|index)$,;
	declaregen 'Log::Entry'	=> qr,^${contest}log/job/$component$,;
	declaregen Submit			=> qr,^${contest}submit$,;
	declaregen Pb				=> qr,^${contest}pb/index$,;
	declaregen 'Pb::Entry'		=> qr,^${contest}pb/$component$,;
}

sub generate{
	my ($path, $topic) = @_;
	my ($path_noext, $ext) = $path =~ m/^(.*)\.(.*)$/;
	my ($basename, $directories) = fileparse $path_noext;
	make_path $directories;

	IO::File->new(">$path_noext.var")->close unless -f "$path_noext.var";
	flock my $lockfh = IO::File->new("<$path_noext.var"), LOCK_EX;
	open my $typemap, ">$path_noext.var.new";
	say $typemap "URI: $basename\n";

	my $fill_typemap = sub {
		for my $lang (@{LANGUAGES()}) {
			my $page = $_[0]->($lang);
			write_file "$path_noext.$lang.$ext.new", $page;
			say $typemap "URI: $basename.$lang.$ext\nContent-Language: $lang\nContent-Type: " . CONTENT_TYPES->{$ext} . "\n";
			gzip \$page => "$path_noext.$lang.gz.$ext.new", Minimal => 1;
			say $typemap "URI: $basename.$lang.gz.$ext\nContent-Language: $lang\nContent-Encoding: gzip\nContent-Type: " . CONTENT_TYPES->{$ext} . "\n";
		}
	};

	if ($topic eq 'genpage') {
		for my $gen (@generators) {
			my ($regex, $generator) = @$gen;
			next unless $path_noext =~ $regex;
			$fill_typemap->(sub { $generator->generate($path, $_[0]) });
			last
		}
	} else {
		my $get_article = sub {
			my $article = read_file "$ENV{GRUNTMASTER_ARTICLE_ROOT}/$basename.$_[0]";
			my $title   = read_file "$ENV{GRUNTMASTER_ARTICLE_ROOT}/$basename.$_[0].title";
			Gruntmaster::Page::Base::header($_[0], $title) . $article . Gruntmaster::Page::Base::footer($_[0])
		};

		$fill_typemap->($get_article);
	}

	for my $lang (@{LANGUAGES()}) {
		rename "$path_noext.$lang.$ext.new", "$path_noext.$lang.$ext";
		rename "$path_noext.$lang.gz.$ext.new", "$path_noext.$lang.gz.$ext";
	}
	rename "$path_noext.var.new", "$path_noext.var";
	close $typemap;
}

sub gensrc{
	my ($contest, $job) = split /\./, $_[0];
	local $Gruntmaster::Data::contest = $contest if $contest;
	my $ext = job_extension $job;
	my $log = $contest ? "ct/$contest/log" : 'log';
	make_path "$log/src/";
	say STDERR "Writing to $log/src/$job.$ext";
	write_file "$log/src/$job.$ext", job_inmeta($job)->{files}{prog}{content};
}

1;
__END__
# Below is stub documentation for your module. You'd better edit it!

=head1 NAME

Gruntmaster::Page - Perl extension for blah blah blah

=head1 SYNOPSIS

  use Gruntmaster::Page;
  blah blah blah

=head1 DESCRIPTION

Stub documentation for Gruntmaster::Page, created by h2xs. It looks like the
author of the extension was negligent enough to leave the stub
unedited.

Blah blah blah.

=head2 EXPORT

None by default.


=head1 SEE ALSO

Mention other useful documentation such as the documentation of
related modules or operating system documentation (such as man pages
in UNIX), or any relevant external documentation such as RFCs or
standards.

If you have a mailing list set up for your module, mention it here.

If you have a web site set up for your module, mention it here.

=head1 AUTHOR

Marius Gavrilescu, E<lt>marius@E<gt>

=head1 COPYRIGHT AND LICENSE

Copyright (C) 2013 by Marius Gavrilescu

This library is free software; you can redistribute it and/or modify
it under the same terms as Perl itself, either Perl version 5.18.1 or,
at your option, any later version of Perl 5 you may have available.


=cut
Commit	Line	Data
	1	package Gruntmaster::Page;
	2
	3	use 5.014000;
	4	use strict;
	5	use warnings;
	6
	7	use Fcntl qw/:flock/;
	8	use File::Basename qw/fileparse/;
	9	use File::Path qw/make_path/;
	10	use File::Slurp qw/read_file write_file/;
	11	use IO::Compress::Gzip qw/gzip/;
	12	use IO::File;
	13	use Gruntmaster::Data;
	14
	15	our $VERSION = '0.001';
	16	our @generators;
	17
	18	use constant LANGUAGES => [ 'en' ];
	19	use constant CONTENT_TYPES => {
	20	html => 'text/html; charset=UTF-8',
	21	txt => 'text/plain; charset=UTF-8',
	22	};
	23
	24	sub declaregen{
	25	my ($generator, $regex) = @_;
	26	$generator = "Gruntmaster::Page::$generator";
	27	eval "require $generator";
	28	push @generators, [$regex, $generator];
	29	}
	30
	31	{
	32	my $component = qr'[^/]+';
	33	my $contest = qr,(?:ct/$component/)?,;
	34	declaregen Us => qr,^us/index$,;
	35	declaregen 'Us::Entry' => qr,^us/$component$,;
	36	declaregen Ct => qr,^ct/index$,;
	37	declaregen 'Ct::Entry' => qr,^ct/$component/index$,;
	38	declaregen St => qr,^${contest}log/st$,;
	39	declaregen Log => qr,^${contest}log/(?:\d+\|index)$,;
	40	declaregen 'Log::Entry' => qr,^${contest}log/job/$component$,;
	41	declaregen Submit => qr,^${contest}submit$,;
	42	declaregen Pb => qr,^${contest}pb/index$,;
	43	declaregen 'Pb::Entry' => qr,^${contest}pb/$component$,;
	44	}
	45
	46	sub generate{
	47	my ($path, $topic) = @_;
	48	my ($path_noext, $ext) = $path =~ m/^(.)\.(.)$/;
	49	my ($basename, $directories) = fileparse $path_noext;
	50	make_path $directories;
	51
	52	IO::File->new(">$path_noext.var")->close unless -f "$path_noext.var";
	53	flock my $lockfh = IO::File->new("<$path_noext.var"), LOCK_EX;
	54	open my $typemap, ">$path_noext.var.new";
	55	say $typemap "URI: $basename\n";
	56
	57	my $fill_typemap = sub {
	58	for my $lang (@{LANGUAGES()}) {
	59	my $page = $_[0]->($lang);
	60	write_file "$path_noext.$lang.$ext.new", $page;
	61	say $typemap "URI: $basename.$lang.$ext\nContent-Language: $lang\nContent-Type: " . CONTENT_TYPES->{$ext} . "\n";
	62	gzip \$page => "$path_noext.$lang.gz.$ext.new", Minimal => 1;
	63	say $typemap "URI: $basename.$lang.gz.$ext\nContent-Language: $lang\nContent-Encoding: gzip\nContent-Type: " . CONTENT_TYPES->{$ext} . "\n";
	64	}
	65	};
	66
	67	if ($topic eq 'genpage') {
	68	for my $gen (@generators) {
	69	my ($regex, $generator) = @$gen;
	70	next unless $path_noext =~ $regex;
	71	$fill_typemap->(sub { $generator->generate($path, $_[0]) });
	72	last
	73	}
	74	} else {
	75	my $get_article = sub {
	76	my $article = read_file "$ENV{GRUNTMASTER_ARTICLE_ROOT}/$basename.$_[0]";
	77	my $title = read_file "$ENV{GRUNTMASTER_ARTICLE_ROOT}/$basename.$_[0].title";
	78	Gruntmaster::Page::Base::header($_[0], $title) . $article . Gruntmaster::Page::Base::footer($_[0])
	79	};
	80
	81	$fill_typemap->($get_article);
	82	}
	83
	84	for my $lang (@{LANGUAGES()}) {
	85	rename "$path_noext.$lang.$ext.new", "$path_noext.$lang.$ext";
	86	rename "$path_noext.$lang.gz.$ext.new", "$path_noext.$lang.gz.$ext";
	87	}
	88	rename "$path_noext.var.new", "$path_noext.var";
	89	close $typemap;
	90	}
	91
	92	sub gensrc{
	93	my ($contest, $job) = split /\./, $_[0];
	94	local $Gruntmaster::Data::contest = $contest if $contest;
	95	my $ext = job_extension $job;
	96	my $log = $contest ? "ct/$contest/log" : 'log';
	97	make_path "$log/src/";
	98	say STDERR "Writing to $log/src/$job.$ext";
	99	write_file "$log/src/$job.$ext", job_inmeta($job)->{files}{prog}{content};
	100	}
	101
	102	1;
	103	__END__
	104	# Below is stub documentation for your module. You'd better edit it!
	105
	106	=head1 NAME
	107
	108	Gruntmaster::Page - Perl extension for blah blah blah
	109
	110	=head1 SYNOPSIS
	111
	112	use Gruntmaster::Page;
	113	blah blah blah
	114
	115	=head1 DESCRIPTION
	116
	117	Stub documentation for Gruntmaster::Page, created by h2xs. It looks like the
	118	author of the extension was negligent enough to leave the stub
	119	unedited.
	120
	121	Blah blah blah.
	122
	123	=head2 EXPORT
	124
	125	None by default.
	126
	127
	128
	129	=head1 SEE ALSO
	130
	131	Mention other useful documentation such as the documentation of
	132	related modules or operating system documentation (such as man pages
	133	in UNIX), or any relevant external documentation such as RFCs or
	134	standards.
	135
	136	If you have a mailing list set up for your module, mention it here.
	137
	138	If you have a web site set up for your module, mention it here.
	139
	140	=head1 AUTHOR
	141
	142	Marius Gavrilescu, E<lt>marius@E<gt>
	143
	144	=head1 COPYRIGHT AND LICENSE
	145
	146	Copyright (C) 2013 by Marius Gavrilescu
	147
	148	This library is free software; you can redistribute it and/or modify
	149	it under the same terms as Perl itself, either Perl version 5.18.1 or,
	150	at your option, any later version of Perl 5 you may have available.
	151
	152
	153	=cut