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 Learn        => qr,^learn$,;
  40   declaregen Log          => qr,^${contest}log/index$,;
  41   declaregen 'Log::Entry' => qr,^${contest}log/$component/index$,;
  42   declaregen Submit       => qr,^${contest}submit$,;
  43   declaregen Pb           => qr,^${contest}pb/index$,;
  44   declaregen 'Pb::Entry'  => qr,^${contest}pb/$component/index$,;
  45 }
  46
  47 sub generate{
  48   my ($path) = @_;
  49   my ($path_noext, $ext) = $path =~ m/^(.*)\.(.*)$/;
  50   my $basename = fileparse $path_noext;
  51
  52   IO::File->new(">$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   for my $gen(@generators) {
  57         my ($regex, $generator) = @$gen;
  58         next unless $path_noext =~ $regex;
  59         for my $lang (@{LANGUAGES()}) {
  60           my $page = $generator->($path, $lang);
  61           write_file "$path_noext.$lang.$ext.new", $page;
  62           say $typemap "URI: $basename.$lang.$ext\nContent-Language: $lang\nContent-Type: " . CONTENT_TYPES->{$ext} . "\n";
  63           gzip \$page => "$path_noext.$lang.gz.$ext.new", Minimal => 1;
  64           say $typemap "URI: $basename.$lang.gz.$ext\nContent-Language: $lang\nContent-Encoding: gzip\nContent-Type: " . CONTENT_TYPES->{$ext} . "\n";
  65         }
  66   }
  67
  68   for my $lang(@{LANGUAGES()}) {
  69         rename "$path_noext.$lang.$ext.new", "$path_noext.$lang.$ext";
  70         rename "$path_noext.$lang.gz.$ext.new", "$path_noext.$lang.gz.$ext";
  71   }
  72   rename "$path_noext.var.new", "$path_noext.var";
  73   close $typemap;
  74 }
  75
  76 1;
  77 __END__
  78 # Below is stub documentation for your module. You'd better edit it!
  79
  80 =head1 NAME
  81
  82 Gruntmaster::Page - Perl extension for blah blah blah
  83
  84 =head1 SYNOPSIS
  85
  86   use Gruntmaster::Page;
  87   blah blah blah
  88
  89 =head1 DESCRIPTION
  90
  91 Stub documentation for Gruntmaster::Page, created by h2xs. It looks like the
  92 author of the extension was negligent enough to leave the stub
  93 unedited.
  94
  95 Blah blah blah.
  96
  97 =head2 EXPORT
  98
  99 None by default.
 100
 101
 102
 103 =head1 SEE ALSO
 104
 105 Mention other useful documentation such as the documentation of
 106 related modules or operating system documentation (such as man pages
 107 in UNIX), or any relevant external documentation such as RFCs or
 108 standards.
 109
 110 If you have a mailing list set up for your module, mention it here.
 111
 112 If you have a web site set up for your module, mention it here.
 113
 114 =head1 AUTHOR
 115
 116 Marius Gavrilescu, E<lt>marius@E<gt>
 117
 118 =head1 COPYRIGHT AND LICENSE
 119
 120 Copyright (C) 2013 by Marius Gavrilescu
 121
 122 This library is free software; you can redistribute it and/or modify
 123 it under the same terms as Perl itself, either Perl version 5.18.1 or,
 124 at your option, any later version of Perl 5 you may have available.
 125
 126
 127 =cut