function __construct(array $fields = array())
{
$this->fields = self::build();
parent::__construct($fields);
}
public function bindFromModel(Model $model)
{
foreach ($this->fields as $key => $value) {
$this->bind($key, $model->get($key));
}
}
public static function generateReferences(Model $model, array $fields, array &$values)
{
foreach ($fields as $key) {
$values[] = $model->raw($key);
}
$references = array();
foreach ($values as &$value) {
$references[] =& $value;
}
return $references;
}