gepub  
DESCRIPTION:
a generic EPUB parser/generator library.
FEATURES/PROBLEMS:
- GEPUB::Book provides functionality to create EPUB file, and parsing EPUB file
- Handle every metadata in EPUB2/EPUB3.
- GEPUB::Builder privides easy and powerful way to create EPUB3 files 
- See issues for known problems. 
SYNOPSIS:
Builder Example
require 'rubygem'
require 'gepub'
builder = GEPUB::Builder.new {
  language 'en'
  unique_identifier 'http:/example.jp/bookid_in_url', 'BookID', 'URL'
  title 'GEPUB Sample Book'
  subtitle 'This book is just a sample'
  creator 'KOJIMA Satoshi'
  contributors 'Denshobu', 'Asagaya Densho', 'Shonan Densho Teidan', 'eMagazine Torutaru'
  date '2012-02-29T00:00:00Z'
  resources(:workdir => '~/epub/sample_book_source/') {
    cover_image 'img/image1.jpg' => 'image1.jpg'
    ordered {
      file 'text/chap1.xhtml'
      heading 'Chapter 1'
      file 'text/chap1-1.xhtml'
      file 'text/chap2.html'
      heading 'Chapter 2'
    }
  }
}
epubname = File.join(File.dirname(__FILE__), 'example_test_with_builder.epub')
builder.generate_epub(epubname)
more builder examples examples in this repository
INSTALL:
- gem install gepub
