FOF30\Form\Field\Relation::getOptions PHP Метод

    protected function getOptions()
    {
        $options = array();
        $this->value = array();
        $value_field = $this->element['value_field'] ? (string) $this->element['value_field'] : 'title';
        $view = $this->form->getView()->getName();
        $relation = $this->form->getModel()->getContainer()->inflector->pluralize((string) $this->element['name']);
        /** @var DataModel $model */
        $model = $this->form->getContainer()->factory->model($relation)->setIgnoreRequest(true)->savestate(false);
        $key = $model->getIdFieldName();
        $value = $model->getFieldAlias($value_field);
        foreach ($model->get(true) as $option) {
            $options[] = JHtml::_('select.option', $option->{$key}, $option->{$value});
        }
        if ($id = $this->form->getModel()->getId()) {
            $model = $this->form->getModel();
            $relations = $model->{$relation};
            foreach ($relations as $item) {
                $this->value[] = $item->getId();
            }
        }
        return $options;
    }