/**
* Returns options for the related model multiple select
* @param string $model
* @return string options for relate model multiple select
* @since 1.0
*/
public function related_opts($model)
{
$relatedPKs = Assignment::extractPkValue($model->assignments);
$options = '';
$categories = GxHtml::listDataEx(Assignment::model()->findAllAttributes(null, true));
foreach ($categories as $value => $text) {
if (!$model->isNewRecord) {
in_array($value, $relatedPKs) ? $options .= '<option selected="selected" value=' . $value . '>' . $text . '</option>\\n' : ($options .= '<option value=' . $value . '>' . $text . '</option>\\n');
} else {
$options .= '<option value=' . $value . '>' . $text . '</option>\\n';
}
}
echo $options;
}
