examples/generate_example_legacy_apis.rb from skoji/gepub

examples/generate_example_legacy_apis.rb
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require 'rubygems'
require 'gepub'

book = GEPUB::Book.new
book.primary_identifier('http://example.jp/bookid_in_url', 'BookID', 'URL')
book.language = 'ja'

# you can add metadata and its property using block
book.add_title('GEPUBサンプル文書', title_type: GEPUB::TITLE_TYPE::MAIN) {
  |title|
  title.lang = 'ja'
  title.file_as = 'GEPUB Sample Book'
  title.display_seq = 1
  title.add_alternates(
                       'en' => 'GEPUB Sample Book (Japanese)',
                       'el' => 'GEPUB δείγμα (Ιαπωνικά)',
                       'th' => 'GEPUB ตัวอย่าง (ญี่ปุ่น)')
}
# you can do the same thing using method chain
book.add_title('これはあくまでサンプルです', title_type: GEPUB::TITLE_TYPE::SUBTITLE).display_seq(1).add_alternates('en' => 'this book is just a sample.')
book.add_creator('小嶋智') {
  |creator|
  creator.display_seq = 1
  creator.add_alternates('en' => 'KOJIMA Satoshi')
}
book.add_contributor('電書部').display_seq(1).add_alternates('en' => 'Denshobu')
book.add_contributor('アサガヤデンショ').display_seq(2).add_alternates('en' => 'Asagaya Densho')
book.add_contributor('湘南電書鼎談').display_seq(3).add_alternates('en' => 'Shonan Densho Teidan')
book.add_contributor('電子雑誌トルタル').display_seq(4).add_alternates('en' => 'eMagazine Torutaru')

imgfile = File.join(File.dirname(__FILE__),  'image1.jpg')
File.open(imgfile) do
  |io|
  book.add_item('img/image1.jpg',io).cover_image
end

# within ordered block, add_item will be added to spine.
book.ordered {
  book.add_item('text/chap1.xhtml').add_content(StringIO.new('<html xmlns="http://www.w3.org/1999/xhtml"><head><title>c1</title></head><body><p>the first page</p></body></html>')).toc_text('Chapter 1') 
  book.add_item('text/chap1-1.xhtml').add_content(StringIO.new('<html xmlns="http://www.w3.org/1999/xhtml"><head><title>c2</title></head><body><p>the second page</p></body></html>')) # do not appear on table of contents
  book.add_item('text/chap2.xhtml').add_content(StringIO.new('<html xmlns="http://www.w3.org/1999/xhtml"><head><title>c3</title></head><body><p>the third page</p></body></html>')).toc_text('Chapter 2')
  # to add nav file:
  # book.add_item('path/to/nav').add_content(nav_html_content).add_property('nav')
}
epubname = File.join(File.dirname(__FILE__), 'example_test.epub')

# if you do not specify your own nav document with add_item, 
# simple navigation text will be generated in generate_epub.
# auto-generated nav file will not appear on spine.
book.generate_epub(epubname)