class Jekyll::PlantumlBlock

The main class

Public Class Methods

new(tag_name, markup, tokens) click to toggle source
Calls superclass method
# File lib/jekyll-plantuml.rb, line 35
def initialize(tag_name, markup, tokens)
  super
  @html = (markup or '').strip
end

Public Instance Methods

render(context) click to toggle source
Calls superclass method
# File lib/jekyll-plantuml.rb, line 40
def render(context)
  site = context.registers[:site]
  name = Digest::MD5.hexdigest(super)
  unless File.exist?(File.join(site.dest, "uml/#{name}.svg"))
    uml = File.join(site.source, "uml/#{name}.uml")
    svg = File.join(site.source, "uml/#{name}.svg")
    if File.exist?(svg)
      puts "File #{svg} already exists (#{File.size(svg)} bytes)"
    else
      FileUtils.mkdir_p(File.dirname(uml))
      File.open(uml, 'w') do |f|
        f.write("@startuml\n")
        f.write(super)
        f.write("\n@enduml")
      end
      system("plantuml -tsvg #{uml}") or raise "PlantUML error: #{super}"
      site.static_files << Jekyll::StaticFile.new(
        site, site.source, 'uml', "#{name}.svg"
      )
      puts "File #{svg} created (#{File.size(svg)} bytes)"
    end
  end
  "<p><object data='#{site.baseurl}/uml/#{name}.svg' type='image/svg+xml' #{@html} class='plantuml'></object></p>"
end