/**
* create a link for some text against the display field
*
* @param string $text the text to show/filter with
* @return array the url cake style
*/
private function __filterLink($text = null)
{
if (!$text) {
return false;
}
$model = current($this->request->params['models']);
$filter = array(ClassRegistry::init($model)->alias . '.' . ClassRegistry::init($model)->displayField => $text);
$params = array_merge(parent::cleanCurrentUrl(), $this->request->params['named'], $this->request->params['pass'], $filter);
return $params;
}