/**
* Read
*
* @access private
*
*/
private function read()
{
global $tree;
if (!$this->obj_id) {
$this->sorting_settings = new ilContainerSortingSettings();
return true;
}
$this->sorting_settings = ilContainerSortingSettings::getInstanceByObjId($this->obj_id);
if ($this->getSortingSettings()->getSortMode() == ilContainer::SORT_INHERIT) {
// lookup settings of parent course
$ref_ids = ilObject::_getAllReferences($this->obj_id);
$ref_id = end($ref_ids);
$crs_ref_id = $tree->checkForParentType($ref_id, 'crs');
$crs_obj_id = ilObject::_lookupObjId($crs_ref_id);
$crs_settings = ilContainerSortingSettings::getInstanceByObjId($crs_obj_id);
$this->sorting_settings = clone $crs_settings;
}
$query = "SELECT * FROM container_sorting " . "WHERE obj_id = " . $this->db->quote($this->obj_id, 'integer') . " ORDER BY position";
$res = $this->db->query($query);
while ($row = $res->fetchRow(DB_FETCHMODE_OBJECT)) {
if ($row->parent_id) {
$this->sorting[$row->parent_type][$row->parent_id][$row->child_id] = $row->position;
} else {
$this->sorting['all'][$row->child_id] = $row->position;
}
}
return true;
}
