public function execute()
{
if (ArrayHelper::isEmpty(ArrayHelper::getValue($this->qb->getQueryParts(), 'select', null))) {
$this->qb->select('*');
}
if (ArrayHelper::isEmpty(ArrayHelper::getValue($this->qb->getQueryParts(), 'from', null))) {
$this->qb->from($this->model->meta->dbTable);
}
return $this->qb->execute()->fetchAll(PDO::FETCH_ASSOC);
}
/**
* This method will try to update the model. If the model was updated (in the sense that an update query was done
* and a matching row was found from the DB) the method will return True.
*
* @param $records
* @param $pkValue
* @param $forceUpdate
*
* @return bool|int
*
* @since 1.1.0
*
* @author Eddilbert Macharia (http://eddmash.com) <*****@*****.**>
*/
private function doUpdate($records, $pkValue, $forceUpdate)
{
$filtered = $this->objects()->filter([$this->meta->primaryKey->name => $pkValue]);
// We can end up here when saving a model in inheritance chain where
// update_fields doesn't target any field in current model. In that
// case we just say the update succeeded. Another case ending up here
// is a model with just PK - in that case check that the PK still
// exists.
if (ArrayHelper::isEmpty($records)) {
return $filtered->exists();
}
if (!$forceUpdate) {
// It may happen that the object is deleted from the DB right after
// this check, causing the subsequent UPDATE to return zero matching
// rows. The same result can occur in some rare cases when the
// database returns zero despite the UPDATE being executed
// successfully (a row is matched and updated). In order to
// distinguish these two cases, the object's existence in the
// database is again checked for if the UPDATE query returns 0.
if ($filtered->exists()) {
return $filtered->_update($records) || $filtered->exists();
} else {
return false;
}
}
return $filtered->_update($records);
}
