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/;
   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
  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   my $gensub = $generator->can('generate') or die "No such generator: $generator";
  29   push @generators, [$regex,  $gensub];
  30 }
  31
  32 {
  33   my $component = qr'[^/]+';
  34   my $contest = qr,(?:ct/$component/)?,;
  35   declaregen Index        => qr,^index$,;
  36   declaregen Ct           => qr,^ct/index$,;
  37   declaregen 'Ct::Entry'  => qr,^ct/$component/index$,;
  38   declaregen St           => qr,^ct/$component/log/st$,;
  39   declaregen Log          => qr,^${contest}log/index$,;
  40   declaregen 'Log::Entry' => qr,^${contest}log/$component/index$,;
  41   declaregen Submit       => qr,^${contest}submit$,;
  42   declaregen Pb           => qr,^${contest}pb/index$,;
  43   declaregen 'Pb::Entry'  => qr,^${contest}pb/$component/index$,;
  44 }
  45
  46 sub generate{
  47   my ($path) = @_;
  48   my ($path_noext, $ext) = $path =~ m/^(.*)\.(.*)$/;
  49   my $basename = fileparse $path_noext;
  50
  51   IO::File->new(">$path_noext.var")->close unless -f "$path_noext.var";
  52   flock my $lockfh = IO::File->new("<$path_noext.var"), LOCK_EX;
  53   open my $typemap, ">$path_noext.var.new";
  54   say $typemap "URI: $basename\n";
  55   for my $gen(@generators) {
  56         my ($regex, $generator) = @$gen;
  57         next unless $path_noext =~ $regex;
  58         for my $lang (@{LANGUAGES()}) {
  59           my $page = $generator->($path, $lang);
  60           write_file "$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   for my $lang(@{LANGUAGES()}) {
  68         rename "$path_noext.$lang.$ext.new", "$path_noext.$lang.$ext";
  69         rename "$path_noext.$lang.gz.$ext.new", "$path_noext.$lang.gz.$ext";
  70   }
  71   rename "$path_noext.var.new", "$path_noext.var";
  72   close $typemap;
  73 }
  74
  75 1;
  76 __END__
  77 # Below is stub documentation for your module. You'd better edit it!
  78
  79 =head1 NAME
  80
  81 Gruntmaster::Page - Perl extension for blah blah blah
  82
  83 =head1 SYNOPSIS
  84
  85   use Gruntmaster::Page;
  86   blah blah blah
  87
  88 =head1 DESCRIPTION
  89
  90 Stub documentation for Gruntmaster::Page, created by h2xs. It looks like the
  91 author of the extension was negligent enough to leave the stub
  92 unedited.
  93
  94 Blah blah blah.
  95
  96 =head2 EXPORT
  97
  98 None by default.
  99
 100
 101
 102 =head1 SEE ALSO
 103
 104 Mention other useful documentation such as the documentation of
 105 related modules or operating system documentation (such as man pages
 106 in UNIX), or any relevant external documentation such as RFCs or
 107 standards.
 108
 109 If you have a mailing list set up for your module, mention it here.
 110
 111 If you have a web site set up for your module, mention it here.
 112
 113 =head1 AUTHOR
 114
 115 Marius Gavrilescu, E<lt>marius@E<gt>
 116
 117 =head1 COPYRIGHT AND LICENSE
 118
 119 Copyright (C) 2013 by Marius Gavrilescu
 120
 121 This library is free software; you can redistribute it and/or modify
 122 it under the same terms as Perl itself, either Perl version 5.18.1 or,
 123 at your option, any later version of Perl 5 you may have available.
 124
 125
 126 =cut