Payplan user detail

<?php

    $userDetailApp  = PayplansHelperApp::getAvailableApps('userdetail');

    foreach ($userDetailApp as $app) {
        $name     = $app->getName();
        $appid    = $app->getId();
        $location = $app->getLocation();
        $path     = $location.DS.'xmldata'.DS."userdetail_app_{$appid}.xml";
        $form = JForm::getInstance('user.userDetail'.$appid, $path ,array(),true, '//config');
        foreach ($form->getFieldset('params') as $f){
            $userps[$f->fieldname] = $f->value;
        }
        //dump($userps);
    }

    $logged_in = ( (!empty($userps['first_name'])) ? true : false );
    ?>