Class: EatMySoul::Settings

Inherits:
Object
  • Object
show all
Defined in:
lib/eatmysoul.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Settings

edit the next line to change the default path



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# File 'lib/eatmysoul.rb', line 44

def initialize()
  begin
    @options = {
      :server => "ns-server.epita.fr",
      :port => 4242,
      :login => "login_x",
      :passwd => "pwd_socks",
      :logfile => "STDOUT",
      :loglevel => "WARN",
      :location => "somewhere",
      :status => "chatless client"
    }

    parser = Trollop::Parser.new
    parser.opt(:config_file, "Configuration file path",
               :default => (if `id` =~ /root/ then "/etc/eatmysoul.yml"
                            else "#{ENV['HOME']}/.eatmysoul.yml" end))
    @options.each { |k,v| parser.opt(k, k.to_s, :type => :string) }
    cli_opts = parser.parse.delete_if { |k,v| not v or k =~ /_given/ }
    puts cli_opts
    path = cli_opts.delete :config_file

    if File.exists? path
      yaml = YAML::load_file(path)
      @options.merge! yaml
    end
    @options.merge! cli_opts

    save path

  rescue => e
    $stderr.write "Error with settings parsing: #{e}\n"
    $stderr.write "#{e.backtrace}\n"
  end

  init_logger
  validates
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(sym) ⇒ Object 



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# File 'lib/eatmysoul.rb', line 111

def method_missing(sym)
  if @options.has_key? sym
    @options[sym]
  else
    raise NoMethodError
  end
end

Instance Method Details

#init_logger ⇒ Object 



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# File 'lib/eatmysoul.rb', line 93

def init_logger
  if logfile == "STDOUT" or logfile == "STDERR"
    @options[:logger] = Logger.new Kernel.const_get logfile.to_sym
  else
    @options[:logger] = Logger.new logfile
  end
  logger.level = Logger.const_get loglevel.to_sym
  logger.progname = "eatmysoul"
  logger.warn "Started EatMySoul"
end

#save(path) ⇒ Object 



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# File 'lib/eatmysoul.rb', line 83

def save(path)
  yaml = YAML::dump(@options)

  if ((File.exists? path and File.writable? path) or not File.exists?(path))
    File.open(path, "w") do |f|
      f << yaml
    end
  end
end

#validates ⇒ Object 



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# File 'lib/eatmysoul.rb', line 104

def validates
  if location.length > 64 or status.length > 64
    logger.fatal "location and status lengths must be < 64 characters"
    exit 42
  end
end