Class: EeePub::Maker

Inherits:
Object
  • Object
show all
Defined in:
lib/eeepub/lib/eeepub/maker.rb

Overview

The class to make ePub easily

Examples:

epub = EeePub.make do
  title       'sample'
  creator     'jugyo'
  publisher   'jugyo.org'
  date        '2010-05-06'
  identifier  'http://example.com/book/foo', :scheme => 'URL'
  uid         'http://example.com/book/foo'

  files ['/path/to/foo.html', '/path/to/bar.html']
  nav [
    {:label => '1. foo', :content => 'foo.html', :nav => [
      {:label => '1.1 foo-1', :content => 'foo.html#foo-1'}
    ]},
    {:label => '1. bar', :content => 'bar.html'}
  ]
end
epub.save('sample.epub')

Direct Known Subclasses

Easy

Instance Method Summary collapse

Constructor Details

#initialize(&block) ⇒ Maker

Returns a new instance of Maker.

Parameters:

  • block (Proc) —

    the block for initialize



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# File 'lib/eeepub/lib/eeepub/maker.rb', line 64

def initialize(&block)
  @files ||= []
  @nav ||= []
  @ncx_file ||= 'toc.ncx'
  @opf_file ||= 'content.opf'

  instance_eval(&block) if block_given?
end

Instance Method Details

#identifier(id, options) ⇒ Object 



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# File 'lib/eeepub/lib/eeepub/maker.rb', line 58

def identifier(id, options)
  @identifiers ||= []
  @identifiers << {:value => id, :scheme => options[:scheme]}
end

#save(filename) ⇒ Object

Save as ePub file

Parameters:

  • filename (String) —

    the ePub file name to save



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# File 'lib/eeepub/lib/eeepub/maker.rb', line 76

def save(filename)
  Dir.mktmpdir do |dir|
    @files.each do |file|
      case file
      when String
        FileUtils.cp(file, dir)
      when Hash
        file_path, dir_path = *file.first
        dest_dir = File.join(dir, dir_path)
        FileUtils.mkdir_p(dest_dir)
        FileUtils.cp(file_path, dest_dir)
      end
    end

    NCX.new(
      :uid => @uid,
      :title => @titles[0],
      :nav => @nav
    ).save(File.join(dir, @ncx_file))

    OPF.new(
      :title => @titles,
      :identifier => @identifiers,
      :creator => @creators,
      :publisher => @publishers,
      :date => @dates,
      :language => @languages,
      :subject => @subjects,
      :description => @descriptions,
      :rights => @rightss,
      :relation => @relations,
      :guide=> @guide,
      :manifest => @files.map{|file|
        case file
        when String
          File.basename(file)
        when Hash
          file_path, dir_path = *file.first
          File.join(dir_path, File.basename(file_path))
        end
      },
      :ncx => @ncx_file
    ).save(File.join(dir, @opf_file))

    OCF.new(
      :dir => dir,
      :container => @opf_file
    ).save(filename)
  end
end