/**
* @internal param string $app_id
* @internal param string $plugin_id
* @return waPluginSettings
*/
public static function getInstance()
{
$args = func_get_args();
$app_id = array_shift($args);
$plugin_id = array_shift($args);
$name = $app_id . ($plugin_id ? '.' . $plugin_id : '');
if (!isset(self::$instances[$name])) {
self::$instances[$name] = new self($name);
}
if (!isset(self::$model)) {
self::$model = new waAppSettingsModel();
}
return self::$instances[$name];
}
