public function actionSet()
{
$post = $this->request->post;
$pk = $post->get('pk');
$data = $post->get('data', []);
$field = $post->get('field');
$name = $post->get('name');
$modelClass = $post->get('modelClass');
if (!$data) {
$data = [];
}
if ($pk && is_array($data) && $field && $name && $modelClass) {
CustomRelation::objects()->filter(['owner_pk' => $pk, 'owner_class' => $modelClass, 'field' => $field, 'name' => $name])->delete();
foreach ($data as $position => $item) {
list($relatedClass, $relatedPk) = explode(':', $item);
$relation = new CustomRelation();
$relation->owner_pk = $pk;
$relation->owner_class = $modelClass;
$relation->related_pk = $relatedPk;
$relation->related_class = $relatedClass;
$relation->field = $field;
$relation->position = $position + 1;
$relation->name = $name;
$relation->save();
}
}
}
public static function getRelated($field, $model, $limit = 10, $offset = 0, $name = null)
{
$filter = ['owner_pk' => $model->pk, 'owner_class' => $model->className(), 'field' => $field];
if ($name) {
$filter['name'] = $name;
}
$relations = CustomRelation::objects()->filter($filter)->order(['position'])->limit($limit)->offset($offset)->valuesList(['related_pk', 'related_class']);
$objects = self::relationsToObjects($relations);
return $objects;
}
public function getSelected()
{
$model = $this->getForm()->getInstance();
$value = $this->getValue();
if (!$value && $model->pk) {
$data = CustomRelation::objects()->filter(['owner_pk' => $model->pk, 'owner_class' => $model->className(), 'field' => $this->field, 'name' => $this->getName()])->order(['position'])->valuesList(['related_class', 'related_pk']);
$value = [];
foreach ($data as $item) {
$value[] = $item['related_class'] . ':' . $item['related_pk'];
}
} elseif ($value) {
$value = Json::decode($value);
}
return $value ? $value : [];
}
