Settings Class

settings.rb

class Settings
  attr_reader :config
  
  def initialize(fname)
    @file_name = fname
    
    config = YAML.load_file(fname) rescue false
    @config = config || {}
  end
  
  
  def flush!
    File.open(@file_name, 'w+') do |file|
      file.puts YAML.dump(@config)
      
      file.tell
    end
  end
  
  def reload!
    initialize(@file_name)
  end
  
  
  def [] key
    @config[key]
  end
  
  def []= key, val
    @config[key] = val
  end
  
  def delete key
    @config.delete key
  end
  
  def method_missing(method, value = nil, *args)
    key = method.to_s
    key.gsub!(/\=/, '') ? @config[key] = value : @config[key]    
  end
end