/**
* @throws \Exception
*/
public function missingMethod(ModelInterface $model, $method, $arguments = null)
{
if (!method_exists($this, $method)) {
return null;
}
if (!$this->db) {
if ($model->getDi()->has('db')) {
$this->db = $model->getDi()->get('db');
} else {
throw new \Exception('Undefined database handler.');
}
}
$this->setOwner($model);
$result = call_user_func_array(array($this, $method), $arguments);
if ($result === null) {
return '';
}
return $result;
}
/**
* Gets DB handler.
*
* @param ModelInterface $model
* @return AdapterInterface
* @throws Exception
*/
private function getDbHandler(ModelInterface $model)
{
if (!$this->db instanceof AdapterInterface) {
if ($model->getDi()->has('db')) {
$db = $model->getDi()->getShared('db');
if (!$db instanceof AdapterInterface) {
throw new Exception('The "db" service which was obtained from DI is invalid adapter.');
}
$this->db = $db;
} else {
throw new Exception('Undefined database handler.');
}
}
return $this->db;
}
