Class: Dockerun::Command::Init

Inherits:
Object
  • Object
show all
Includes:
TR::CondUtils, TTY::Option
Defined in:
lib/dockerun/command/init.rb

Defined Under Namespace

Classes: MultipleTemplateDetected

Instance Method Summary collapse

Instance Method Details

#init_dockerfile(&block) ⇒ Object 



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# File 'lib/dockerun/command/init.rb', line 36

def init_dockerfile(&block)

  loc = "."
  loc = params[:location] if not_empty?(params[:location])

  loc = File.expand_path(loc)
  out = nil
  if File.directory?(loc)
    out = File.join(loc, "Dockerfile.dockerun")
  else
    out = File.join(File.dirname(loc), "Dockerfile.dockerun")
  end

  avail = ::Dockerun::Template::TemplateEngine.available_templates
  selTemp = nil
  if avail.length > 1
    if block
      selTemp = block.call(:multiple_templates_detected, avail)
    else
      raise MultipleTemplateDetected, "Multiple template is available but no selected is given."
    end
  else
    selTemp = avail.first
  end

  tw = ::Dockerun::Template::TemplateWriter.new(selTemp)
  userFields = tw.user_configurables
  if block
    tw.user_configurables = block.call(:prompt_user_configurables, { template: selTemp, userFields: userFields })
  end
  res = tw.compile

  File.open(out, "w") do |f|
    f.write res
  end

  out

end

#run(&block) ⇒ Object 



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# File 'lib/dockerun/command/init.rb', line 26

def run(&block)
  if params[:help]
    print help
    exit

  else
    init_dockerfile(&block)
  end
end