/**
* Updates an entity to the database
* @param $obj
*/
public function update($obj)
{
if ($this->isTransient($obj)) {
throw new \InvalidArgumentException("Cannot update a transient entity");
}
foreach ($this->getOneToManyReferences($obj) as $oneToManyFields) {
$this->handleOneToManyChanges($obj, $oneToManyFields);
}
if ($this->isDirty($obj)) {
$query = $this->table->getUpdateSQL($obj);
$this->runQuery($query);
if (!mysqli_affected_rows($this->database->getMysqli()) > 0) {
throw new \RuntimeException("No rows updated by update query! either row has been deleted or another version was committed");
} else {
//increment version
$obj->{Dao::VERSION}++;
}
}
$this->setCache($obj);
}
