Module: Puffer::Filters::ClassMethods

Included in:
Puffer::Filters
Defined in:
lib/puffer/filters.rb

Instance Method Summary collapse

Instance Method Details

#controller_filters(controller) ⇒ Object 



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# File 'lib/puffer/filters.rb', line 67

def controller_filters controller
  scope = "#{controller}Filters".split('::')[0..-2].join('::').constantize rescue Kernel
  name = "#{controller}Filters".demodulize

  if scope.const_defined?(name)
    scope.const_get(name)
  else
    attributes_from_controller = controller.index_fields.reduce({}) do |res, field|
      res[field.field_name] = nil
      res
    end

    attributes_from_controller.merge!('puffer_search' => nil, 'puffer_order' => nil)

    klass = Class.new(self)

    attributes_from_controller.keys.each do |name|
      klass.send :define_method, name do
        read_attribute name
      end
      klass.send :define_method, "#{name}=" do |value|
        write_attribute name, value
      end
    end

    klass.send :define_method, :attributes do
      attributes_from_controller
    end
    

    scope.const_set(name, klass)
  end
end

#model_name ⇒ Object 



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# File 'lib/puffer/filters.rb', line 59

def model_name
  @model_name ||= begin
    name = super
    name.instance_variable_set :@param_key, 'filters'
    name
  end
end