/** * Filter the query by a related Proveedor object * * @param Proveedor|PropelObjectCollection $proveedor The related object(s) to use as filter * @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL * * @return OrdencompraQuery The current query, for fluid interface * @throws PropelException - if the provided filter is invalid. */ public function filterByProveedor($proveedor, $comparison = null) { if ($proveedor instanceof Proveedor) { return $this->addUsingAlias(OrdencompraPeer::IDPROVEEDOR, $proveedor->getIdproveedor(), $comparison); } elseif ($proveedor instanceof PropelObjectCollection) { if (null === $comparison) { $comparison = Criteria::IN; } return $this->addUsingAlias(OrdencompraPeer::IDPROVEEDOR, $proveedor->toKeyValue('PrimaryKey', 'Idproveedor'), $comparison); } else { throw new PropelException('filterByProveedor() only accepts arguments of type Proveedor or PropelCollection'); } }