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package EPUB::Parser::File::OPF; |
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use strict; |
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use warnings; |
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use Carp; |
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use EPUB::Parser::File::Parser::OPF; |
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use EPUB::Parser::File::OPF::Context; |
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use EPUB::Parser::File::Container; |
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use Smart::Args; |
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sub new { |
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args( |
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my $class => 'ClassName', |
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my $zip => { isa => 'EPUB::Parser::Util::Archive' }, |
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my $epub_version, |
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); |
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my $self = bless { |
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zip => $zip, |
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epub_version => $epub_version, |
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} => $class; |
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return $self; |
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} |
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sub parser { |
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my $self = shift; |
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$self->{parser} |
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||= EPUB::Parser::File::Parser::OPF->new({ data => $self->data }); |
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} |
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sub path { |
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my $self = shift; |
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$self->{path} ||= do { |
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my $container = EPUB::Parser::File::Container->new({ zip => $self->{zip} }); |
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$container->opf_path; |
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}; |
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} |
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sub dir { |
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my $self = shift; |
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require File::Basename; |
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$self->{dir} ||= File::Basename::dirname($self->path); |
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} |
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sub data { |
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my $self = shift; |
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$self->{data} ||= $self->{zip}->get_member_data({ file_path => $self->path }); |
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} |
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sub context { |
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my $self = shift; |
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my $context_name = shift; |
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return $self->{$context_name} if $self->{$context_name}; |
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$self->{$context_name} = EPUB::Parser::File::OPF::Context->new({ |
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opf => $self, |
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parser => $self->parser, |
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context_name => $context_name, |
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}); |
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} |
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sub spine { shift->context('spine' ) } |
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sub manifest { shift->context('manifest') } |
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sub metadata { shift->context('metadata') } |
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sub guide { shift->context('guide' ) } |
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sub nav_path { |
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my $self = shift; |
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$self->{nav_path} ||= sprintf("%s/%s", $self->dir, $self->manifest->nav_path); |
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} |
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sub cover_image_path { |
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shift->manifest->cover_image_path(@_); |
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} |
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sub guess_version { |
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my $self = shift; |
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my $version = $self->parser->single('/pkg:package/@version')->string_value; |
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if ($version) { |
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return $version; |
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} |
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elsif ( $self->nav_path ) { |
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return '3.0'; |
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} |
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else { |
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return; |
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} |
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} |
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1; |
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__END__ |
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=encoding utf-8 |
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102
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=head1 NAME |
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EPUB::Parser::File::OPF - parses opf file |
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=head1 SYNOPSIS |
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use EPUB::Parser; |
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my $ep = EPUB::Parser->new->load_file({ file_path => 'sample.epub' }); |
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my $opf = $ep->opf; |
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=head1 METHODS |
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=head2 new(\%opts) |
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Constructor. |
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This method called from L<EPUB::Parser> object. |
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$epub_parser->opf; |
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=head2 parser |
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Returns instance of L<EPUB::Parser::File::Parser::OPF>. |
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=head2 path |
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get opf file path from 'META-INF/container.xml' |
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=head2 dir |
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get directory path of opf file. |
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File::Basename::dirname($self->path); |
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=head2 data |
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get blob of opf file from loaded EPUB |
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=head2 spine |
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Returns instance of L<EPUB::Parser::File::OPF::Context::Spine>. |
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=head2 manifest |
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Returns instance of L<EPUB::Parser::File::OPF::Context::Manifest>. |
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=head2 metadata |
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Returns instance of L<EPUB::Parser::File::OPF::Context::Metadata>. |
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149
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=head2 guide |
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Returns instance of L<EPUB::Parser::File::OPF::Context::Guide>. |
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=head2 nav_path |
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Returns navigation file path from manifest. |
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=head2 cover_image_path(\%opt) |
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Shortcut method. |
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see L<EPUB::Parser::File::OPF::Context::Manifest>. |
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=head2 guess_version |
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get opf version. |
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return '3.0' if version is not found and navigation file exists. |
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167
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=head1 LICENSE |
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169
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Copyright (C) tokubass. |
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This library is free software; you can redistribute it and/or modify |
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it under the same terms as Perl itself. |
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=head1 AUTHOR |
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tokubass E<lt>tokubass {at} cpan.orgE<gt> |
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=cut |
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