/**
* Returns a new ListaQuery object.
*
* @param string $modelAlias The alias of a model in the query
* @param Criteria $criteria Optional Criteria to build the query from
*
* @return ListaQuery
*/
public static function create($modelAlias = null, $criteria = null)
{
if ($criteria instanceof ListaQuery) {
return $criteria;
}
$query = new ListaQuery();
if (null !== $modelAlias) {
$query->setModelAlias($modelAlias);
}
if ($criteria instanceof Criteria) {
$query->mergeWith($criteria);
}
return $query;
}
/**
* If this collection has already been initialized with
* an identical criteria, it returns the collection.
* Otherwise if this Genero is new, it will return
* an empty collection; or if this Genero has previously
* been saved, it will retrieve related Listas from storage.
*
* This method is protected by default in order to keep the public
* api reasonable. You can provide public methods for those you
* actually need in Genero.
*
* @param Criteria $criteria optional Criteria object to narrow the query
* @param PropelPDO $con optional connection object
* @param string $join_behavior optional join type to use (defaults to Criteria::LEFT_JOIN)
* @return PropelCollection|array Lista[] List of Lista objects
*/
public function getListasJoinUsuario($criteria = null, $con = null, $join_behavior = Criteria::LEFT_JOIN)
{
$query = ListaQuery::create(null, $criteria);
$query->joinWith('Usuario', $join_behavior);
return $this->getListas($query, $con);
}
/**
* Removes this object from datastore and sets delete attribute.
*
* @param PropelPDO $con
* @return void
* @throws PropelException
* @see BaseObject::setDeleted()
* @see BaseObject::isDeleted()
*/
public function delete(PropelPDO $con = null)
{
if ($this->isDeleted()) {
throw new PropelException("This object has already been deleted.");
}
if ($con === null) {
$con = Propel::getConnection(ListaPeer::DATABASE_NAME, Propel::CONNECTION_WRITE);
}
$con->beginTransaction();
try {
$deleteQuery = ListaQuery::create()->filterByPrimaryKey($this->getPrimaryKey());
$ret = $this->preDelete($con);
if ($ret) {
$deleteQuery->delete($con);
$this->postDelete($con);
$con->commit();
$this->setDeleted(true);
} else {
$con->commit();
}
} catch (Exception $e) {
$con->rollBack();
throw $e;
}
}
/**
* Get the associated Lista object
*
* @param PropelPDO Optional Connection object.
* @return Lista The associated Lista object.
* @throws PropelException
*/
public function getLista(PropelPDO $con = null)
{
if ($this->aLista === null && $this->id_lista !== null) {
$this->aLista = ListaQuery::create()->findPk($this->id_lista, $con);
/* The following can be used additionally to
guarantee the related object contains a reference
to this object. This level of coupling may, however, be
undesirable since it could result in an only partially populated collection
in the referenced object.
$this->aLista->addLista_audiolibros($this);
*/
}
return $this->aLista;
}