Module: EPUB

Extended by:
EPUB
Includes:
Utils
Included in:
EPUB
Defined in:
lib/epub.rb

Instance Method Summary collapse

Methods included from Utils

#breaklines, #clean_text, #detect_sections_from_html, #detect_utf8, #end_mark?, #escape_html, #extract_keywords_from_path, #extract_text_from_file, #fixed_page_break, #guess_content_line_length, #line_closed?, #make_destination_dir, #merge_para_part, #scan_file_from_dir, #source_exists?, #text_similarity, #text_to_array, #timer, #to_utf8, #walk_dir, #wrapper_html, #write_file

Instance Method Details

#gen_nav_file(html_file, sections, options = {}) ⇒ Object

生成EPUB3导航文件



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# File 'lib/epub.rb', line 42

def gen_nav_file(html_file,sections,options={})
  temp_dir = options[:dir] || File.dirname(html_file)
  nav_html = File.join(temp_dir,'nav.html')
  html_content = gen_nav_file_content(html_file,sections,options={})
  Utils.write_file(html_content,nav_html)
  nav_html
end

#gen_nav_file_content(html_file, sections, options = {}) ⇒ Object 



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# File 'lib/epub.rb', line 50

def gen_nav_file_content(html_file,sections,options={})
  opts = {:title => 'Table Of Contents'}.merge(options)
  html_content =<<-EOS
<?xml version="1.0" encoding="utf-8"?>
  <html xmlns="http://www.w3.org/1999/xhtml" xmlns:epub="http://www.idpf.org/2007/ops">
    <head>
      <META http-equiv="Content-Type" content="text/html; charset=UTF-8"/>
    </head>
    <body>
      <nav  epub:type="toc" id="toc">
        <h1>#{opts[:title]}</h1>
        <ol>
          #{gen_nav_items("",html_file,sections)}
        </ol>
      </nav>
    </body>
</html>
  EOS

  html_content
end

#write_epub(epub_file, options = {}) ⇒ Object

write_epub parameters:

+epub_file+   指定生成的epub文件
+options+     可选参数
   :files     指定打包到epub中的文件集合
   :title     epub标题
   :author    epub作者



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# File 'lib/epub.rb', line 16

def write_epub(epub_file,options={})
  files = options[:files] || []
  nav,files = extract_nav_from_files(files)
  book = GEPUB::Book.new
  book.set_main_id UUID.generate, {}
  book.add_title options[:title]
  book.version = '3.0'
  book.instance_variable_get('@package').epub_backward_compat = false
  book.add_creator options[:author]
  book.publisher='www.nonobo.com'
  book.add_item(File.basename(nav),nav,'nav').add_property('nav')
  files.each do |file|
    if File.extname(file) == '.html' || File.extname(file) == ".htm"
      book.ordered{
        book.add_item(File.basename(file),file)
      }
    else
      book.add_item(File.basename(file),file)
    end
  end

  Utils.make_destination_dir(epub_file)
  book.generate_epub(epub_file)
end