public static function set_form_fields($form, $instance = null)
{
// Call parent for create the fieldset and set default value
parent::set_form_fields($form, $instance);
// Set authors
foreach (\Model_User::find('all') as $user) {
$form->field('user_id')->set_options($user->id, $user->username);
}
// Set categories
foreach (\Model_Category::find('all') as $category) {
$form->field('category_id')->set_options($category->id, $category->name);
}
}
