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::Path qw/make_path/;
  12 use File::Slurp qw/write_file/;
  13 use IO::Compress::Gzip qw/gzip/;
  14 use IO::File;
  15 use Gruntmaster::Data qw/PUBLISH/;
  16
  17 our $VERSION = '0.001';
  18 our @generators;
  19
  20 use constant LANGUAGES => [ 'en' ];
  21 use constant CONTENT_TYPES => {
  22         html => 'text/html; charset=UTF-8',
  23         txt => 'text/plain; charset=UTF-8',
  24 };
  25
  26 sub declaregen{
  27         my ($generator, $regex) = @_;
  28         $generator = "Gruntmaster::Page::$generator";
  29         eval "require $generator";
  30         my $gensub = $generator->can('generate') or die "No such generator: $generator";
  31         push @generators, [$regex,  $gensub];
  32 }
  33
  34 {
  35         my $component = qr'[^/]+';
  36         my $contest = qr,(?:ct/$component/)?,;
  37         declaregen Index                        => qr,^index$,;
  38         declaregen Learn                        => qr,^learn$,;
  39         declaregen Account                      => qr,^account$,;
  40         declaregen Us                           => qr,^us/index$,;
  41         declaregen 'Us::Entry'          => qr,^us/$component$,;
  42         declaregen Ct                           => qr,^ct/index$,;
  43         declaregen 'Ct::Entry'          => qr,^ct/$component/index$,;
  44         declaregen St                           => qr,^ct/$component/log/st$,;
  45         declaregen Log                          => qr,^${contest}log/(?:\d+|index)$,;
  46         declaregen 'Log::Entry' => qr,^${contest}log/job/$component$,;
  47         declaregen Submit                       => qr,^${contest}submit$,;
  48         declaregen Pb                           => qr,^${contest}pb/index$,;
  49         declaregen 'Pb::Entry'          => qr,^${contest}pb/$component$,;
  50 }
  51
  52 sub _generate{
  53         my ($path) = @_;
  54         my ($path_noext, $ext) = $path =~ m/^(.*)\.(.*)$/;
  55         my ($basename, $directories) = fileparse $path_noext;
  56         make_path $directories;
  57
  58         IO::File->new(">$path_noext.var")->close unless -f "$path_noext.var";
  59         flock my $lockfh = IO::File->new("<$path_noext.var"), LOCK_EX;
  60         open my $typemap, ">$path_noext.var.new";
  61         say $typemap "URI: $basename\n";
  62         for my $gen (@generators) {
  63                 my ($regex, $generator) = @$gen;
  64                 next unless $path_noext =~ $regex;
  65                 for my $lang (@{LANGUAGES()}) {
  66                         my $page = $generator->($path, $lang);
  67                         write_file "$path_noext.$lang.$ext.new", $page;
  68                         say $typemap "URI: $basename.$lang.$ext\nContent-Language: $lang\nContent-Type: " . CONTENT_TYPES->{$ext} . "\n";
  69                         gzip \$page => "$path_noext.$lang.gz.$ext.new", Minimal => 1;
  70                         say $typemap "URI: $basename.$lang.gz.$ext\nContent-Language: $lang\nContent-Encoding: gzip\nContent-Type: " . CONTENT_TYPES->{$ext} . "\n";
  71                 }
  72                 last
  73         }
  74
  75         for my $lang (@{LANGUAGES()}) {
  76                 rename "$path_noext.$lang.$ext.new", "$path_noext.$lang.$ext";
  77                 rename "$path_noext.$lang.gz.$ext.new", "$path_noext.$lang.gz.$ext";
  78         }
  79         rename "$path_noext.var.new", "$path_noext.var";
  80         close $typemap;
  81 }
  82
  83 sub generate{
  84         PUBLISH 'genpage', shift;
  85 }
  86
  87 1;
  88 __END__
  89 # Below is stub documentation for your module. You'd better edit it!
  90
  91 =head1 NAME
  92
  93 Gruntmaster::Page - Perl extension for blah blah blah
  94
  95 =head1 SYNOPSIS
  96
  97   use Gruntmaster::Page;
  98   blah blah blah
  99
 100 =head1 DESCRIPTION
 101
 102 Stub documentation for Gruntmaster::Page, created by h2xs. It looks like the
 103 author of the extension was negligent enough to leave the stub
 104 unedited.
 105
 106 Blah blah blah.
 107
 108 =head2 EXPORT
 109
 110 None by default.
 111
 112
 113
 114 =head1 SEE ALSO
 115
 116 Mention other useful documentation such as the documentation of
 117 related modules or operating system documentation (such as man pages
 118 in UNIX), or any relevant external documentation such as RFCs or
 119 standards.
 120
 121 If you have a mailing list set up for your module, mention it here.
 122
 123 If you have a web site set up for your module, mention it here.
 124
 125 =head1 AUTHOR
 126
 127 Marius Gavrilescu, E<lt>marius@E<gt>
 128
 129 =head1 COPYRIGHT AND LICENSE
 130
 131 Copyright (C) 2013 by Marius Gavrilescu
 132
 133 This library is free software; you can redistribute it and/or modify
 134 it under the same terms as Perl itself, either Perl version 5.18.1 or,
 135 at your option, any later version of Perl 5 you may have available.
 136
 137
 138 =cut