Hobo Cookbook

<def attrs='options, targets, remove-label, prompt, disabled, name' tag='select-many'><%
  prompt ||= "Add #{this_field.titleize.singularize}"
  options ||= this_field_reflection.klass.all(:conditions =>this.conditions).select {|x| can_view?(x)}
  name ||= param_name_for_this
                
  values = this
  remove_label ||= ht("hobo.actions.remove", :default=>'Remove')
  -%>
  <div class='input select-many' merge-attrs>
    <div class='item-proto' style='display:none'>
      <div class='item' param='proto-item'>
        <span/>
        <input name='#{name}[]' type='hidden' param='proto-hidden'/>
        <input class='remove-item' type='button' value='#{remove_label}' param='proto-remove-button'/>
      </div>
    </div>
    <div class='items'>
      <div class='item' repeat param='item'>
        <span><%= h this.to_s %></span>
        <input name='#{name}[]' type='hidden' value='@#{h this.id}' disabled='&disabled' param='hidden'/>
        <input class='remove-item' type='button' value='#{remove_label}' disabled='&disabled' param='remove-button'/>
      </div>
    </div>
    <select merge-attrs='&amp;{:disabled =&gt; disabled}'>
      <option value=''><prompt/></option>
      <repeat with='&options'>
        <if test='&this.in?(values)'>
          <optgroup class='disabled-option' label='#{h this.to_s}' alt='@#{this.id}'>&nbsp;</optgroup>
        </if>
        <else>
          <option value='@#{this.id}'><%= h this.to_s %></option>
        </else>
      </repeat>
    </select>
  </div>
</def>