radio button select one tag

gistfile1.erb

<def tag="select-one-radio" attrs='include-none, blank-message, options, sort, limit, text-method'><%
    raise Hobo::PermissionDeniedError.new("Not allowed to edit #{this_field}") if !attributes[:disabled] && !can_edit?
  blank_message ||= ht("#{this_type.name.underscore}.messages.none", :default=>"No #{this_type.model_name.human} available.")
  limit ||= 100

  options ||= begin
    conditions = ActiveRecord::Associations::BelongsToAssociation.new(this_parent, this_field_reflection).send(:conditions)
    order = this_field_reflection.klass.default_order
    this_field_reflection.klass.all(:conditions => conditions, :limit => limit, :order => order).select {|x| can_view?(x)}
  end

  if text_method.nil?
    select_options = options.map { |x| [x.to_s, x.id] }
  else
    select_options = options.map do |x|
      [ text_method.split(".").inject(x) { |v, method| v.send(method) },
           x.id ]
    end
  end
  select_options = select_options.sort if sort
  select_options.insert(0, [blank_message, ""]) if include_none || (this.nil? && include_none != false)
  attributes = add_classes(attributes, "input", "belongs_to", type_and_field)
  -%>
    <radio-button-group options="&select_options" name="#{param_name_for_this(true)}" selected="&this.id" merge-attrs="&attributes.except :selected" />
</def>

<def tag="radio-button-group" attrs="options, name, selected"><%
    selected ||= this -%>
    <ul class="radio-button-group check-many" param>
        <li repeat="&options" param>
            <%= radio_button_tag name, this.last, selected == this.last %>
            <%= label_tag "#{name}_#{this.first}", this.first %>
        </li>
    </ul>
</def>