Class: EPUB::Publication::Package::Manifest

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

Defined Under Namespace

Classes: Item

Instance Method Summary collapse

Methods included from ContentModel

#to_xml_attribute

Instance Method Details

#make {|_self| ... } ⇒ Object

Yields:

  • (_self)

Yield Parameters:



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# File 'lib/epub/maker/publication.rb', line 194

def make
  yield self if block_given?

  # @todo more careful
  unless items.any? &:nav?
    nav = Item.new
    nav.id = 'toc'
    nav.href = Addressable::URI.parse('nav.xhtml')
    nav.media_type = 'application/xhtml+xml'
    nav.properties << 'nav'

    nav_doc = ContentDocument::Navigation.new
    nav_doc.item = nav

    nav_nav = ContentDocument::Navigation::Navigation.new
    nav_nav.type = ContentDocument::Navigation::Navigation::Type::TOC
    nav_nav.items = items.select(&:xhtml?).map {|item; nav|
      nav = ContentDocument::Navigation::Item.new
      nav.item = item
      nav.href = item.href
      nav.text = File.basename(item.href.normalize.request_uri, '.*')
      nav
    }
    nav_doc.navigations << nav_nav

    nav.content = nav_doc.to_xml

    self << nav
  end

  self
end

#make_item(options = {}) {|item| ... } ⇒ Item

Yields:

  • (item)

Returns:



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# File 'lib/epub/maker/publication.rb', line 228

def make_item(options={})
  item = Item.new
  [:id, :href, :media_type, :properties, :media_overlay].each do |attr|
    next unless options.key? attr
    item.__send__ "#{attr}=", options[attr]
  end
  item.manifest = self
  yield item if block_given?
  self << item
  item
end

#to_xml_fragment(xml) ⇒ Object 



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# File 'lib/epub/maker/publication.rb', line 240

def to_xml_fragment(xml)
  node = xml.manifest_ {
    items.each do |item|
      item_node = xml.item_
      to_xml_attribute item_node, item, [:id, :href, :media_type, :media_overlay]
      item_node['properties'] = item.properties.to_a.join(' ') unless item.properties.empty?
      item_node['fallback'] = item.fallback.id if item.fallback
    end
  }
  to_xml_attribute node, self, [:id]
end