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=head1 NAME |
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WWW::XKCD::AsText - retrieve text versions of comics on www.xkcd.com |
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=head1 SYNOPSIS |
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use WWW::XKCD::AsText; |
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my $xkcd = WWW::XKCD::AsText->new; |
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my $text = $xkcd->retrieve(1); |
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=cut |
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package WWW::XKCD::AsText; |
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$WWW::XKCD::AsText::VERSION = '0.004'; |
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use warnings; |
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use strict; |
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use Carp; |
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use URI; |
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use JSON; |
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use Furl; |
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use Try::Tiny; |
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sub new { |
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my $class = shift; |
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return bless {furl => Furl->new}, $class; |
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} |
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=head1 METHODS |
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=head2 retrieve |
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Takes XKCD comic number, returns its transcript. |
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=cut |
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sub retrieve { |
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my ($self, $id) = @_; |
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croak 'ID must be a valid number' unless $id && $id=~/^\d{1,6}$/; |
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my ($xkcd_url, $furl_get, $decoded, $transcript); |
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$xkcd_url = URI->new("http://xkcd.com/$id/info.0.json"); |
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$furl_get = $self->{furl}->get($xkcd_url); |
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croak 'Cannot retrieve '. ($id // 'undef') unless $furl_get->is_success; |
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try { |
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$decoded = decode_json($furl_get->content); |
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} catch { |
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croak 'Cannot decode JSON for '. ($id // 'undef'); |
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}; |
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$transcript = $decoded->{transcript}; |
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croak 'No transcript found for '. ($id // 'undef') unless $transcript; |
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return $transcript; |
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} |
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1; |
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=head1 SEE ALSO |
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L |
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=head1 AUTHOR |
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Original author is Zoffix Znet, Ezoffix@cpan.orgE, |
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currently maintained by Kivanc Yazan, Ekyzn@cpan.orgE. |
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=head1 LICENSE |
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This is free software; you can redistribute it and/or modify it under |
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the same terms as the Perl 5 programming language system itself. |
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=cut |
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__END__ |