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