function add(&$obj, $parentexpr, $value, $name = "")
{
$parent =& JsonStore::get($obj, $parentexpr);
if ($name != "") {
$parent[$name] = $value;
} else {
$parent[] = $value;
}
}
protected function filterJSON($json, $path)
{
if (preg_match("/^\\\$/", $path)) {
// jsonpath
$store = new JsonStore($json);
$result = $store->get($path);
} else {
// xpath
$result = $this->xPathFilter("json", $json, $path);
}
return $result;
}
