Class: Preferences::Manager

Inherits:
Hash
  • Object
show all
Defined in:
lib/preferences/manager.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, settings = {}) ⇒ Manager

Returns a new instance of Manager.



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# File 'lib/preferences/manager.rb', line 8

def initialize(name, settings={})
  
  @type     = settings[:type]     || :user
  @autosave = settings[:autosave] || false
  
  directory = case @type
    when :system then Platform::config_directory_system
    when :user   then Platform::config_directory_user
    when :test   then Platform::config_directory_test
  end
  
  file = case @type
    when :system then "#{name}.conf"
    when :user   then ".#{name}"
    when :test   then "#{name}.preferences.test"
  end
  
  @filename = File.join(directory, file)
  
  if File.exists?(@filename)
    File.open(@filename, "r") do |file|
      self.merge!(YAML.load(file))
    end
  end
end

Instance Attribute Details

#filename ⇒ Object

Returns the value of attribute filename.



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# File 'lib/preferences/manager.rb', line 6

def filename
  @filename
end

Instance Method Details

#[]=(key, value) ⇒ Object 



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# File 'lib/preferences/manager.rb', line 42

def []=(key, value)
  default_writer(key, value)
  save if @autosave
end

#default_writer ⇒ Object 



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# File 'lib/preferences/manager.rb', line 40

alias_method :default_writer, :[]=

#save ⇒ Object 



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# File 'lib/preferences/manager.rb', line 34

def save
  File.open(@filename, "w") do |file|
    YAML.dump(self, file)
  end
end