public function recalcStock() { $stock4Compras = ProductoPeer::recalcStock4Compras($this->getId()); $stock4Eventos = ProductoPeer::recalcStock4Eventos($this->getId()); $stock4Ventas = ProductoPeer::recalcStock4Ventas($this->getId()); $stock = $stock4Compras + $stock4Eventos - $stock4Ventas; $this->setStockActual($stock); $this->save(); }