Class: EBPS::Conversion::Oebps::OpfFactory

Inherits:

XmlFactory

• Object
• Factory
• XmlFactory
• EBPS::Conversion::Oebps::OpfFactory

Defined in:

lib/ebps/conversion/oebps.rb

Instance Attribute Summary

Attributes inherited from Factory

#uid

Instance Method Summary

• #guide ⇒ Object
• #manifest ⇒ Object
• #metadata ⇒ Object
• #spine ⇒ Object
• #to_opf ⇒ Object

Methods inherited from XmlFactory

#initialize

Methods inherited from Factory

#initialize

Constructor Details

This class inherits a constructor from EBPS::Conversion::Oebps::XmlFactory

Instance Method Details

#guide ⇒ Object

# File 'lib/ebps/conversion/oebps.rb', line 330

def guide
  @builder.guide do |xml|
    xml.reference 'type' => 'toc', 'title' => EBPS.config.guide_index,
                  'href' => 'toc.html'
  end
end

#manifest ⇒ Object

# File 'lib/ebps/conversion/oebps.rb', line 336

def manifest
  docs = imgs = 0
  table = Hash[@ids.collect do |id| id[0,2] end]
  cover = File.basename EBPS.config.cover
  css = File.basename EBPS.config.stylesheet
  @builder.manifest do |xml|
    Dir.foreach @tmpdir do |file|
      file.force_encoding('utf-8')
      if match = /\.([^\.]+)$/.match(file)
        type = match[1]
        case type
        when /html?/
          docs += 1
          id = table[file] or raise "Unidentified Html-File '#{file}'"
          xml.item 'id' => id, 'href' => file,
                   'media-type' => 'application/xhtml+xml'
        when 'ncx'
          xml.item 'id' => 'toc', 'href' => file,
                   'media-type' => 'application/x-dtbncx+xml'
        when 'css'
          xml.item 'id' => 'css', 'href' => file,
                   'media-type' => 'text/css'
        else
          id = case file
               when cover
                 'cover'
               when css
                 'css'
               else
                 imgs += 1
                 "image#{imgs}"
               end
          xml.item 'id' => id, 'href' => file,
                   'media-type' => "image/#{type.sub('jpg', 'jpeg')}"
        end
      end
    end
  end
end

#metadata ⇒ Object

# File 'lib/ebps/conversion/oebps.rb', line 375

def metadata
  @builder.metadata 'xmlns:dc' => 'http://purl.org/dc/elements/1.1/',
                    'xmlns:opf'=> 'http://www.idpf.org/2007/opf' do |xml|
    xml.dc :title, EBPS.config.title || @subject.first.title
    xml.dc :language, EBPS.config.language
    xml.dc :identifier, @uid, 'id' => 'uid'
    xml.dc :date, Date.today.strftime('%Y-%m-%d')
    if author = EBPS.config.author
      xml.dc :creator, author
    end
    xml.meta 'name' => 'cover', 'content' => 'cover'
  end
end

#spine ⇒ Object

# File 'lib/ebps/conversion/oebps.rb', line 388

def spine
  @builder.spine 'toc' => 'toc' do |xml|
    @ids.each do |file, id|
      xml.itemref 'idref' => id if id
    end
  end
end

#to_opf ⇒ Object

# File 'lib/ebps/conversion/oebps.rb', line 395

def to_opf
  @builder.package 'version' => '2.0',
                   'xmlns' => 'http://www.idpf.org/2007/opf',
                   'unique-identifier' => 'uid' do |xml|
    metadata
    manifest
    spine
    guide
  end
end