/**
* @param DataObject $obj
* @param array $params
* @param int|array $sort
* @param int|array $limit
* @param string $relationName
* @return SQLQuery|boolean
*/
protected function getObjectRelationQuery($obj, $params, $sort, $limit, $relationName)
{
if ($obj->hasMethod("{$relationName}Query")) {
// @todo HACK Switch to ComponentSet->getQuery() once we implement it (and lazy loading)
$query = $obj->{"{$relationName}Query"}(null, $sort, null, $limit);
$relationClass = $obj->{"{$relationName}Class"}();
} elseif ($relationClass = $obj->many_many($relationName)) {
// many_many() returns different notation
$relationClass = $relationClass[1];
$query = $obj->getManyManyComponentsQuery($relationName);
} elseif ($relationClass = $obj->has_many($relationName)) {
$query = $obj->getComponentsQuery($relationName);
} elseif ($relationClass = $obj->has_one($relationName)) {
$query = null;
} else {
return false;
}
// get all results
return $this->getSearchQuery($relationClass, $params, $sort, $limit, $query);
}
