# File lib/epub/metadata.rb, line 83 def primary_metas metas.select {|meta| meta.primary_expression?} end
class EPUB::Metadata
Constants
- DC_ELEMS
Attributes
children[R]
Used for CFI
links[RW]
metas[RW]
package[RW]
unique_identifier[RW]
Private Class Methods
new()
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# File lib/epub/metadata.rb, line 19 def initialize (DC_ELEMS + [:metas, :links]).each do |elem| __send__ "#{elem}=", [] end @children = [] end
Private Instance Methods
cover_image()
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Cover image used in EPUB
2 @return [EPUB::Publication::Package::Manifest::Item]
# File lib/epub/metadata.rb, line 70 def cover_image cover_image_meta = metas.find {|meta| meta.name == "cover"} return unless cover_image_meta package.manifest[cover_image_meta.meta_content] end
date()
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# File lib/epub/metadata.rb, line 53 def date dates.first end
description()
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# File lib/epub/metadata.rb, line 49 def description descriptions.join(' ') end
language()
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# File lib/epub/metadata.rb, line 57 def language languages.first end
modified()
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# File lib/epub/metadata.rb, line 61 def modified metas.find {|meta| meta.property == 'dcterms:modified' && meta.refiners.empty? } end
primary_metas()
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release_identifier()
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# File lib/epub/metadata.rb, line 26 def release_identifier "#{unique_identifier}@#{modified}" end
Also aliased as: package_identifier
subtitle()
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# File lib/epub/metadata.rb, line 45 def subtitle titles.select {|title| title.title_type.to_s == 'subtitle'}.sort.join(' ') end
title()
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# File lib/epub/metadata.rb, line 31 def title return extended_title unless extended_title.empty? compositted = titles.select {|title| title.display_seq}.sort.join("\n") return compositted unless compositted.empty? return main_title unless main_title.empty? titles.sort.join("\n") end
to_h()
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# File lib/epub/metadata.rb, line 76 def to_h DC_ELEMS.inject({}) do |hsh, elem| hsh[elem] = __send__(elem) hsh end end