19 declare(strict_types=1);
    31         $date_from = (isset($filter_value[
'from']) && is_object($filter_value[
'from'])) ? $filter_value[
'from'] : null;
    32         $date_to = (isset($filter_value[
'to']) && is_object($filter_value[
'to'])) ? $filter_value[
'to'] : null;
    35             = 
"INNER JOIN il_dcl_record_field AS filter_record_field_{$this->getId()} ON (filter_record_field_{$this->getId()}.record_id = record.id AND filter_record_field_{$this->getId()}.field_id = "    36             . $this->db->quote($this->
getId(), 
'integer') . 
") ";
    37         $join_str .= 
"INNER JOIN il_dcl_stloc{$this->getStorageLocation()}_value AS filter_stloc_{$this->getId()} ON (filter_stloc_{$this->getId()}.record_field_id = filter_record_field_{$this->getId()}.id ";
    39             $join_str .= 
"AND filter_stloc_{$this->getId()}.value >= " . $this->db->quote($date_from, 
'date') . 
" ";
    42             $join_str .= 
"AND filter_stloc_{$this->getId()}.value <= " . $this->db->quote($date_to, 
'date') . 
" ";
    47         $sql_obj->setJoinStatement($join_str);
 
getRecordQueryFilterObject( $filter_value="", ?ilDclBaseFieldModel $sort_field=null)