/** * Filter the query by a related HelpI18n object * * @param HelpI18n|PropelObjectCollection $helpI18n the related object to use as filter * @param string $comparison Operator to use for the column comparison, defaults to Criteria::EQUAL * * @return HelpQuery The current query, for fluid interface * @throws PropelException - if the provided filter is invalid. */ public function filterByHelpI18n($helpI18n, $comparison = null) { if ($helpI18n instanceof HelpI18n) { return $this->addUsingAlias(HelpPeer::ID, $helpI18n->getId(), $comparison); } elseif ($helpI18n instanceof PropelObjectCollection) { return $this->useHelpI18nQuery()->filterByPrimaryKeys($helpI18n->getPrimaryKeys())->endUse(); } else { throw new PropelException('filterByHelpI18n() only accepts arguments of type HelpI18n or PropelCollection'); } }