Class: Burr::PDF

Inherits:
Exporter show all
Defined in:
lib/burr/exporters/pdf.rb

Constant Summary

Constants inherited from Exporter

Exporter::BACKMATTER, Exporter::BODYMATTER, Exporter::FRONTMATTER

Instance Attribute Summary

Attributes inherited from Exporter

#backmatter, #bodymatter, #book, #config, #frontmatter

Instance Method Summary collapse

Methods inherited from Exporter

#initialize, #load_contents, #run, #run_plugins_of_type

Constructor Details

This class inherits a constructor from Burr::Exporter

Instance Method Details

#assemble_book ⇒ Object 



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# File 'lib/burr/exporters/pdf.rb', line 45

def assemble_book
  base = File.join(self.book.outputs_dir, 'pdf')
  html_path = File.join(base, "#{self.book.slug}.html")
  pdf_path = File.join(base, "#{self.book.slug}-#{Time.new.strftime('%Y%m%d')}.pdf")

  html = self.book.render(self.book.template_for('book'), {
           'frontmatter' => self.frontmatter,
           'bodymatter'  => self.bodymatter,
           'backmatter'  => self.backmatter
          })
  File.open(html_path, 'w') { |f| f.puts html }

  system "prince #{html_path} -o #{pdf_path}"

  File.unlink html_path
end

#decorate_contents ⇒ Object

Decorate the contents with template



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# File 'lib/burr/exporters/pdf.rb', line 26

def decorate_contents

  decorated_items = []

  self.book.items.each do |item|
    self.book.current_item = item

    self.run_plugins_of_type(:before_decorate)

    item['content'] = self.book.render(self.book.template_for(item['element']), { 'item' => item, 'toc' => toc_html })

    self.run_plugins_of_type(:after_decorate)

    decorated_items << self.book.current_item
  end

  self.book.items = decorated_items
end

#parse_contents ⇒ Object

Convert original contents into HTML



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# File 'lib/burr/exporters/pdf.rb', line 6

def parse_contents
  parsed_items = []
  self.book.items.each do |item|
    self.book.current_item = item

    self.run_plugins_of_type(:before_parse)

    unless item['skip']
      item['content'] = Burr::Converter.new(self.book).convert(item['original'])
    end

    self.run_plugins_of_type(:after_parse)

    parsed_items << self.book.current_item
  end
  self.book.items = parsed_items
end