/** * Filter the query by a related GalleryImage object * * @param GalleryImage|PropelObjectCollection $galleryImage the related object to use as filter * @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL * * @return GalleryFolderQuery The current query, for fluid interface * @throws PropelException - if the provided filter is invalid. */ public function filterByGalleryImage($galleryImage, $comparison = null) { if ($galleryImage instanceof GalleryImage) { return $this->addUsingAlias(GalleryFolderPeer::ID, $galleryImage->getGalleryFolderId(), $comparison); } elseif ($galleryImage instanceof PropelObjectCollection) { return $this->useGalleryImageQuery()->filterByPrimaryKeys($galleryImage->getPrimaryKeys())->endUse(); } else { throw new PropelException('filterByGalleryImage() only accepts arguments of type GalleryImage or PropelCollection'); } }