Module: Rabbit::Console

Defined in:
lib/rabbit/console.rb

Constant Summary collapse

@@locale_dir_option_name = 
"--locale-dir"

Class Method Summary collapse

Class Method Details



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# File 'lib/rabbit/console.rb', line 43

def banner
  _("Usage: %s [options]") % File.basename($0, '.*')
end

.get_last_name(klass) ⇒ Object 



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# File 'lib/rabbit/console.rb', line 129

def get_last_name(klass)
  klass.name.split("::").last
end

.guess_default_logger ⇒ Object 



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# File 'lib/rabbit/console.rb', line 133

def guess_default_logger
  if Utils.support_console_output? or !Logger.const_defined?(:GUI)
    Logger::STDERR.new
  else
    Logger::GUI.new
  end
end

.output_info_and_exit(options, message) ⇒ Object 



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# File 'lib/rabbit/console.rb', line 119

def output_info_and_exit(options, message)
  if options.logger.is_a?(Logger::STDERR) and
      options.default_logger == options.logger
    print(GLib.locale_from_utf8(message))
  else
    options.logger.info(message)
  end
  exit
end

.parse!(args, logger = nil) ⇒ Object 



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# File 'lib/rabbit/console.rb', line 20

def parse!(args, logger=nil)
  bindtextdomain
  logger ||= guess_default_logger
  options = OpenStruct.new
  options.logger = logger
  options.default_logger = logger

  process_locale_options(args)

  opts = OptionParser.new(banner) do |opts|
    yield(opts, options)
    setup_common_options(opts, options)
  end

  begin
    opts.parse!(args)
  rescue
    logger.fatal($!.message)
  end

  [options, options.logger]
end

.process_locale_options(args) ⇒ Object 



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# File 'lib/rabbit/console.rb', line 47

def process_locale_options(args)
  args.each_with_index do |arg, i|
    if arg == @@locale_dir_option_name
      bindtextdomain(args[i + 1])
    elsif /#{@@locale_dir_option_name}=/ =~ arg
      bindtextdomain($POSTMATCH)
    end
  end
end

.setup_common_options(opts, options) ⇒ Object 



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# File 'lib/rabbit/console.rb', line 57

def setup_common_options(opts, options)
  opts.separator ""
  opts.separator _("Common options")

  setup_locale_options(opts, options)
  setup_logger_options(opts, options)
  setup_common_options_on_tail(opts, options)
end

.setup_common_options_on_tail(opts, options) ⇒ Object 



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# File 'lib/rabbit/console.rb', line 109

def setup_common_options_on_tail(opts, options)
  opts.on_tail("--help", _("Show this message.")) do
    output_info_and_exit(options, opts.to_s)
  end

  opts.on_tail("--version", _("Show version.")) do
    output_info_and_exit(options, "#{VERSION}\n")
  end
end

.setup_locale_options(opts, options) ⇒ Object 



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# File 'lib/rabbit/console.rb', line 66

def setup_locale_options(opts, options)
  opts.on("--locale-dir=DIR",
          _("Specify locale dir as [DIR]."),
          _("(auto)")) do |d|
    bindtextdomain(d)
  end

  opts.separator ""
end

.setup_logger_options(opts, options) ⇒ Object 



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# File 'lib/rabbit/console.rb', line 76

def setup_logger_options(opts, options)
  logger_type_names = Rabbit::Logger.types.collect do |x|
    get_last_name(x).downcase
  end

  opts.on("--logger-type=TYPE",
          logger_type_names,
          _("Specify logger type as [TYPE]."),
          _("Select from [%s].") % logger_type_names.join(', '),
          "(#{get_last_name(options.logger.class)})") do |logger_type|
    logger_class = Rabbit::Logger.types.find do |t|
      get_last_name(t).downcase == logger_type.downcase
    end
    if logger_class.nil?
      options.logger = options.default_logger
      # logger.error("Unknown logger type: #{t}")
    else
      options.logger = logger_class.new
    end
  end

  level_names = Logger::Severity.names
  opts.on("--log-level=LEVEL",
          level_names,
          _("Specify log level as [LEVEL]."),
          _("Select from [%s].") % level_names.join(', '),
          "(#{Logger::Severity.name(options.logger.level)})") do |name|
    options.logger.level = Logger::Severity.level(name)
  end

  opts.separator ""
end