Class: EPUB::Publication::Package::Metadata

Inherits:
Object
  • Object
show all
Includes:
ContentModel
Defined in:
lib/epub/maker/publication.rb

Defined Under Namespace

Classes: Meta

Instance Method Summary collapse

Methods included from ContentModel

#to_xml_attribute

Instance Method Details

#creator=(name) ⇒ Object

Shortcut to set one creator from String

Parameters:

  • name (String) 


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# File 'lib/epub/maker/publication.rb', line 180

def creator=(name)
  creator = DCMES.new
  creator.content = name
  self.dc_creators = [creator]
  name
end

#language=(lang_code) ⇒ Object

Shortcut to set language from String

Parameters:

  • lang_code (String) 


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# File 'lib/epub/maker/publication.rb', line 171

def language=(lang_code)
  lang = DCMES.new
  lang.content = lang_code
  self.dc_languages = [lang]
  lang_code
end

#make {|_self| ... } ⇒ Object

Yields:

  • (_self)

Yield Parameters:



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# File 'lib/epub/maker/publication.rb', line 102

def make
  yield self if block_given?
  unless unique_identifier
    if identifiers.empty?
      identifier = DCMES.new
      identifier.id = 'pub-id'
      identifier.content = SecureRandom.uuid
      self.dc_identifiers << identifier
      self.unique_identifier = identifier
    else
      self.unique_identifier = identifiers.first
    end
  end

  unless metas.any? {|meta| meta.property == 'dcterms:modified'}
    modified = Meta.new
    modified.property = 'dcterms:modified'
    # modified.content = Time.now.utc.strftime('%FT%TZ')
    modified.content = Time.now.utc.iso8601
    self.metas << modified
  end

  self
end

#modified=(datetime) ⇒ Object

Shortcut to set modified date time

Parameters:

  • datetime (String, #to_time) 


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# File 'lib/epub/maker/publication.rb', line 189

def modified=(datetime)
  modified = self.modified
  unless modified
    modified = Meta.new
    modified.property = "dcterms:modified"
    self.metas << modified
  end
  modified.content = datetime.respond_to?(:to_time) ?
                       datetime.to_time.utc.xmlschema :
                       datetime
  modified
end

#title=(title) ⇒ Object

Shortcut to set title from String

Parameters:

  • title (String) 


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# File 'lib/epub/maker/publication.rb', line 162

def title=(title)
  t = Title.new
  t.content = title
  self.dc_titles = [t]
  title
end

#to_xml_fragment(xml) ⇒ Object 



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# File 'lib/epub/maker/publication.rb', line 127

def to_xml_fragment(xml)
  xml.metadata_('xmlns:dc' => EPUB::NAMESPACES['dc']) {
    (DC_ELEMS - [:languages]).each do |elems|
      singular = elems[0..-2]
      singular += 's' if elems == :rights
      singular += '_'
      __send__("dc_#{elems}").each do |elem|
        node = xml['dc'].__send__(singular, elem.content)
        to_xml_attribute node, elem, [:id, :dir]
        node['xml:lang'] = elem.lang if elem.lang
      end
    end

    languages.each do |language|
      xml['dc'].language language.content
    end

    metas.each do |meta|
      next unless meta.valid? # TODO: Consider whther to drop or keep as is
      node = xml.meta(meta.content)
      to_xml_attribute node, meta, [:property, :id, :scheme]
      node['refines'] = "##{meta.refines.id}" if meta.refines
    end

    links.each do |link|
      node = xml.link
      to_xml_attribute node, link, [:href, :id, :media_type]
      node['rel'] = link.rel.to_a.join(' ') if link.rel
      node['refines'] = "##{link.refines.id}" if link.refines
    end
  }
end