private static function RecursiveMakeNode($row)
{
$returnVal = '"id":"' . $row["ColumnID"] . '",
"text":"' . $row["colName"] . '",
"fieldName":"' . $row["fieldName"] . '",';
$dt = parent::runquery("select * from rp_columns where parentID=" . $row["ColumnID"]);
if (count($dt) != 0) {
$returnVal .= '"children":[';
for ($j = 0; $j < count($dt); $j++) {
$returnVal .= "{" . ReportGenerator::RecursiveMakeNode($dt[$j]) . "},";
}
$returnVal = substr($returnVal, 0, strlen($returnVal) - 1) . "]";
} else {
$returnVal .= '"leaf":true';
}
return $returnVal;
}
