lib/Gruntmaster/Page.pm

   1 package Gruntmaster::Page;
   2
   3 use 5.014000;
   4 use strict;
   5 use warnings;
   6 use parent qw/Exporter/;
   7 our @EXPORT_OK = qw/generate _generate/;
   8
   9 use Fcntl qw/:flock/;
  10 use File::Basename qw/fileparse/;
  11 use File::Slurp qw/write_file/;
  12 use IO::Compress::Gzip qw/gzip/;
  13 use IO::File;
  14 use Gruntmaster::Data qw/PUBLISH/;
  15
  16 our $VERSION = '0.001';
  17 our @generators;
  18
  19 use constant LANGUAGES => [ 'en' ];
  20 use constant CONTENT_TYPES => {
  21         html => 'text/html; charset=UTF-8',
  22         txt => 'text/plain; charset=UTF-8',
  23 };
  24
  25 sub declaregen{
  26         my ($generator, $regex) = @_;
  27         $generator = "Gruntmaster::Page::$generator";
  28         eval "require $generator";
  29         my $gensub = $generator->can('generate') or die "No such generator: $generator";
  30         push @generators, [$regex,  $gensub];
  31 }
  32
  33 {
  34         my $component = qr'[^/]+';
  35         my $contest = qr,(?:ct/$component/)?,;
  36         declaregen Index                        => qr,^index$,;
  37         declaregen Learn                        => qr,^learn$,;
  38         declaregen Ct                           => qr,^ct/index$,;
  39         declaregen 'Ct::Entry'          => qr,^ct/$component/index$,;
  40         declaregen St                           => qr,^ct/$component/log/st$,;
  41         declaregen Log                          => qr,^${contest}log/(?:\d+|index)$,;
  42         declaregen 'Log::Entry' => qr,^${contest}log/job/$component$,;
  43         declaregen Submit                       => qr,^${contest}submit$,;
  44         declaregen Pb                           => qr,^${contest}pb/index$,;
  45         declaregen 'Pb::Entry'          => qr,^${contest}pb/$component$,;
  46 }
  47
  48 sub _generate{
  49         my ($path) = @_;
  50         my ($path_noext, $ext) = $path =~ m/^(.*)\.(.*)$/;
  51         my $basename = fileparse $path_noext;
  52
  53         IO::File->new(">$path_noext.var")->close unless -f "$path_noext.var";
  54         flock my $lockfh = IO::File->new("<$path_noext.var"), LOCK_EX;
  55         open my $typemap, ">$path_noext.var.new";
  56         say $typemap "URI: $basename\n";
  57         for my $gen (@generators) {
  58                 my ($regex, $generator) = @$gen;
  59                 next unless $path_noext =~ $regex;
  60                 for my $lang (@{LANGUAGES()}) {
  61                         my $page = $generator->($path, $lang);
  62                         write_file "$path_noext.$lang.$ext.new", $page;
  63                         say $typemap "URI: $basename.$lang.$ext\nContent-Language: $lang\nContent-Type: " . CONTENT_TYPES->{$ext} . "\n";
  64                         gzip \$page => "$path_noext.$lang.gz.$ext.new", Minimal => 1;
  65                         say $typemap "URI: $basename.$lang.gz.$ext\nContent-Language: $lang\nContent-Encoding: gzip\nContent-Type: " . CONTENT_TYPES->{$ext} . "\n";
  66                 }
  67                 last
  68         }
  69
  70         for my $lang (@{LANGUAGES()}) {
  71                 rename "$path_noext.$lang.$ext.new", "$path_noext.$lang.$ext";
  72                 rename "$path_noext.$lang.gz.$ext.new", "$path_noext.$lang.gz.$ext";
  73         }
  74         rename "$path_noext.var.new", "$path_noext.var";
  75         close $typemap;
  76 }
  77
  78 sub generate{
  79         PUBLISH 'genpage', shift;
  80 }
  81
  82 1;
  83 __END__
  84 # Below is stub documentation for your module. You'd better edit it!
  85
  86 =head1 NAME
  87
  88 Gruntmaster::Page - Perl extension for blah blah blah
  89
  90 =head1 SYNOPSIS
  91
  92   use Gruntmaster::Page;
  93   blah blah blah
  94
  95 =head1 DESCRIPTION
  96
  97 Stub documentation for Gruntmaster::Page, created by h2xs. It looks like the
  98 author of the extension was negligent enough to leave the stub
  99 unedited.
 100
 101 Blah blah blah.
 102
 103 =head2 EXPORT
 104
 105 None by default.
 106
 107
 108
 109 =head1 SEE ALSO
 110
 111 Mention other useful documentation such as the documentation of
 112 related modules or operating system documentation (such as man pages
 113 in UNIX), or any relevant external documentation such as RFCs or
 114 standards.
 115
 116 If you have a mailing list set up for your module, mention it here.
 117
 118 If you have a web site set up for your module, mention it here.
 119
 120 =head1 AUTHOR
 121
 122 Marius Gavrilescu, E<lt>marius@E<gt>
 123
 124 =head1 COPYRIGHT AND LICENSE
 125
 126 Copyright (C) 2013 by Marius Gavrilescu
 127
 128 This library is free software; you can redistribute it and/or modify
 129 it under the same terms as Perl itself, either Perl version 5.18.1 or,
 130 at your option, any later version of Perl 5 you may have available.
 131
 132
 133 =cut