Module: Sequel::Plugins::Touch::ClassMethods

Defined in:
lib/sequel/plugins/touch.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#touch_column ⇒ Object

The column to modify when touching a model instance, as a symbol. Also used as the default column when touching associations, if the associations don’t specify a column.



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# File 'lib/sequel/plugins/touch.rb', line 54

def touch_column
  @touch_column
end

#touched_associations ⇒ Object (readonly)

A hash specifying the associations to touch when instances are updated or destroyed. Keys are association name symbols and values are column name symbols.



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# File 'lib/sequel/plugins/touch.rb', line 59

def touched_associations
  @touched_associations
end

Instance Method Details

#freeze ⇒ Object

Freeze the touched associations when freezing the model class.



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# File 'lib/sequel/plugins/touch.rb', line 64

def freeze
  @touched_associations.freeze

  super
end

#touch_associations(*associations) ⇒ Object

Add additional associations to be touched. See the :association option of the Sequel::Plugin::Touch.configure method for the format of the associations arguments.



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# File 'lib/sequel/plugins/touch.rb', line 73

def touch_associations(*associations)
  associations.flatten.each do |a|
    a = {a=>touch_column} if a.is_a?(Symbol)
    a.each do |k,v|
      raise(Error, "invalid association: #{k}") unless association_reflection(k)
      touched_associations[k] = v
    end
  end
end