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  • rss/dublincore.rb

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RSS::BaseDublinCoreModel

Public Instance Methods

append_features(klass) click to toggle source
 
               # File rss/dublincore.rb, line 11
    def append_features(klass)
      super

      return if klass.instance_of?(Module)
      DublinCoreModel::ELEMENT_NAME_INFOS.each do |name, plural_name|
        plural = plural_name || "#{name}s"
        full_name = "#{DC_PREFIX}_#{name}"
        full_plural_name = "#{DC_PREFIX}_#{plural}"
        klass_name = "DublinCore#{Utils.to_class_name(name)}"
        klass.install_must_call_validator(DC_PREFIX, DC_URI)
        klass.install_have_children_element(name, DC_URI, "*",
                                            full_name, full_plural_name)
        klass.module_eval("          remove_method :#{full_name}
          remove_method :#{full_name}=
          remove_method :set_#{full_name}

          def #{full_name}
            @#{full_name}.first and @#{full_name}.first.value
          end
          
          def #{full_name}=(new_value)
            @#{full_name}[0] = Utils.new_with_value_if_need(#{klass_name}, new_value)
          end
          alias set_#{full_name} #{full_name}=
", *get_file_and_line_from_caller(0))
      end
      klass.module_eval("        alias date #{DC_PREFIX}_date
        alias date= #{DC_PREFIX}_date=
", *get_file_and_line_from_caller(0))
    end