Class: Nugrant::Vagrant::V1::Command::Parameters

Inherits:
Vagrant::Command::Base
  • Object
show all
Defined in:
lib/nugrant/vagrant/v1/command/parameters.rb

Instance Method Summary collapse

Constructor Details

#initialize(arguments, environment) ⇒ Parameters

Returns a new instance of Parameters.



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# File 'lib/nugrant/vagrant/v1/command/parameters.rb', line 9

def initialize(arguments, environment)
  super(arguments, environment)

  @show_help = false
  @show_defaults = false
  @show_system = false
  @show_user = false
  @show_project = false
end

Instance Method Details

#all(parameters) ⇒ Object 



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# File 'lib/nugrant/vagrant/v1/command/parameters.rb', line 99

def all(parameters)
  print_bag("All", parameters.__all)
end

#create_parser ⇒ Object 



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# File 'lib/nugrant/vagrant/v1/command/parameters.rb', line 19

def create_parser()
  return OptionParser.new do |parser|
    parser.banner = "Usage: vagrant user parameters [<options>]"
    parser.separator ""

    parser.separator "Available options:"
    parser.separator ""

    parser.on("-h", "--help", "Print this help") do
      @show_help = true
    end

    parser.on("-d", "--defaults", "Show only defaults parameters") do
      @show_defaults = true
    end

    parser.on("-s", "--system", "Show only system parameters") do
      @show_system = true
    end

    parser.on("-u", "--user", "Show only user parameters") do
      @show_user = true
    end

    parser.on("-p", "--project", "Show only project parameters") do
      @show_project = true
    end

    parser.separator ""
    parser.separator "When no options is provided, the command prints the names and values \n" +
                     "of all parameters that would be available for usage in the Vagrantfile.\n" +
                     "The hierarchy of the parameters is respected, so the final values are\n" +
                     "displayed."
  end
end

#defaults(parameters) ⇒ Object 



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# File 'lib/nugrant/vagrant/v1/command/parameters.rb', line 83

def defaults(parameters)
  print_bag("Defaults", parameters.__defaults)
end

#execute ⇒ Object 



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# File 'lib/nugrant/vagrant/v1/command/parameters.rb', line 55

def execute
  parser = create_parser()
  arguments = parse_options(parser)

  return help(parser) if @show_help

  @logger.debug("'Parameters' each target VM...")
  with_target_vms(arguments) do |vm|
    config = vm.config.keys[:user]
    parameters = config ? config.parameters : Nugrant::Parameters.new()

    @env.ui.info("# Vm '#{vm.name}'", :prefix => false)

    defaults(parameters) if @show_defaults
    system(parameters) if @show_system
    user(parameters) if @show_user
    project(parameters) if @show_project

    all(parameters) if !@show_defaults && !@show_system && !@show_user && !@show_project
  end

  return 0
end

#help(parser) ⇒ Object 



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# File 'lib/nugrant/vagrant/v1/command/parameters.rb', line 79

def help(parser)
  @env.ui.info(parser.help, :prefix => false)
end

#print_bag(kind, bag) ⇒ Object 



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# File 'lib/nugrant/vagrant/v1/command/parameters.rb', line 103

def print_bag(kind, bag)
  if !bag || bag.empty?()
    print_header(kind)
    @env.ui.info(" Empty", :prefix => false)
    @env.ui.info("", :prefix => false)
    return
  end

  print_parameters(kind, {
    'config' => {
      'user' => bag.__to_hash(:string_key => true)
    }
  })
end

#print_header(kind, length = 50) ⇒ Object 



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# File 'lib/nugrant/vagrant/v1/command/parameters.rb', line 126

def print_header(kind, length = 50)
  @env.ui.info(" #{kind.capitalize} Parameters", :prefix => false)
  @env.ui.info(" " + "-" * length, :prefix => false)
end

#print_parameters(kind, data) ⇒ Object 



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# File 'lib/nugrant/vagrant/v1/command/parameters.rb', line 118

def print_parameters(kind, data)
  string = Nugrant::Helper::Yaml.format(data.to_yaml, :indent => 1)

  print_header(kind)
  @env.ui.info(string, :prefix => false)
  @env.ui.info("", :prefix => false)
end

#project(parameters) ⇒ Object 



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# File 'lib/nugrant/vagrant/v1/command/parameters.rb', line 95

def project(parameters)
  print_bag("Project", parameters.__project)
end

#system(parameters) ⇒ Object 



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# File 'lib/nugrant/vagrant/v1/command/parameters.rb', line 87

def system(parameters)
  print_bag("System", parameters.__system)
end

#user(parameters) ⇒ Object 



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# File 'lib/nugrant/vagrant/v1/command/parameters.rb', line 91

def user(parameters)
  print_bag("User", parameters.__user)
end