Class: Epub

Inherits:
Object
  • Object
show all
Defined in:
lib/link2epub.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(conf_file) ⇒ Epub

Returns a new instance of Epub.



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# File 'lib/link2epub.rb', line 47

def initialize(conf_file)
    @conf_file = conf_file
    @conf = YAML::load(File.read(@conf_file))
    @links = Links.new(@conf['links_file']).to_a
    @articles = []
    @titles = []
end

Instance Attribute Details

#articles ⇒ Object

Returns the value of attribute articles.



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# File 'lib/link2epub.rb', line 45

def articles
  @articles
end

#conf ⇒ Object

Returns the value of attribute conf.



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# File 'lib/link2epub.rb', line 45

def conf
  @conf
end

#conf_file ⇒ Object

Returns the value of attribute conf_file.



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# File 'lib/link2epub.rb', line 45

def conf_file
  @conf_file
end

#links ⇒ Object

Returns the value of attribute links.



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# File 'lib/link2epub.rb', line 45

def links
  @links
end

#titles ⇒ Object

Returns the value of attribute titles.



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# File 'lib/link2epub.rb', line 45

def titles
  @titles
end

Instance Method Details

#clean ⇒ Object 



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# File 'lib/link2epub.rb', line 126

def clean
    FileUtils.rm('./nav.html')
    FileUtils.rm('./index.html')
    @articles.each do |a|
        FileUtils.rm(a.file)
    end
end

#createFile(tpl, file) ⇒ Object 



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# File 'lib/link2epub.rb', line 76

def createFile(tpl, file)
    eruby = Erubis::Eruby.new(File.read(tpl))

    File.open(file, 'w') do |f|
        f.puts eruby.evaluate(self)
    end
end

#getArticles ⇒ Object 



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# File 'lib/link2epub.rb', line 55

def getArticles
    @links.each_with_index do |l, i|
        art = Article.new(l)
        art.tpl = "../tpl/article.tpl"
        art.file = "./file#{i+1}.html"
        art.content = Nokogiri::HTML(open(art.link)).css('.post .content').to_html
        art.title = Nokogiri::HTML(open(art.link)).css('.post h2').text
        art.author = Nokogiri::HTML(open(art.link)).css('.post .author').text
        art.date = Nokogiri::HTML(open(art.link)).css('.post .date').text
        art.to_file
        @articles.push(art)
    end
end

#getTitles ⇒ Object 



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# File 'lib/link2epub.rb', line 69

def getTitles
    @articles.each do |a|
        @titles.push(a.title)
    end
    @titles
end

#to_epub ⇒ Object 



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# File 'lib/link2epub.rb', line 90

def to_epub
    getArticles
    getTitles
    createFile('../tpl/nav.tpl', './nav.html')
    createFile('../tpl/index.tpl', './index.html')
    conf = @conf
    articles = @articles

    builder = GEPUB::Builder.new {
        language 'zh-cn'
        unique_identifier conf['link'], 'BookID', 'URL'
        title conf['title']
        subtitle conf['subtitle']
        creator conf['author']
        date Time.new
        # contributors '123', '456'

        resources(:workdir => '.') {
            nav 'nav.html'

            # cover_image 'img/image1.jpg' => 'image1.jpg'
            ordered {
                file 'index.html'
                file 'nav.html'

                articles.each do |a|
                    file a.file
                    heading a.title
                end
            }
        }
    }
    builder.generate_epub(@conf['file_name'])
    clean
end

#to_s ⇒ Object 



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# File 'lib/link2epub.rb', line 84

def to_s
    @articles.each do |a|
        puts a.title
    end
end