}
$errorUsername = -1;
//If username exists already value = -1
$errorPasswordRepeat = -1;
//If password and password2 are not equal value = -1
$errordeviceID = -1;
unset($arr);
unset($errordeviceID, $errorUsername, $errorPasswordRepeat);
if ($loginstatusrequestflag == 1) {
$username = $_POST["username"];
$password = $_POST["password"];
$password2 = $_POST["passwordRepeat"];
$deviceID = $_POST["deviceID"];
$authent = new authentification();
$xmlhandler = new xmlhandler();
if ($authent->deviceID_verification($deviceID, "deviceID.xml")) {
$errordeviceID = 0;
}
if (trim($password) == trim($password2)) {
$errorPasswordRepeat = 0;
}
if ($xmlhandler->searchdoubleuser(trim($username), 'userdata.xml')) {
$errorUsername = 0;
}
if ($errorPasswordRepeat == 0 && $errorUsername == 0 && $errordeviceID == 0) {
$passwordencrypt = $authent->encryptpwd($password);
$deviceID_hash = $authent->hash_sha256($deviceID);
$xmlhandler->addnewuser($username, $passwordencrypt, $deviceID_hash, 'userdata.xml');
}
}
$arr = array('errorUsername' => $errorUsername, 'errorPasswordRepeat' => $errorPasswordRepeat, 'errorDeviceID' => $errordeviceID, 'loginflag' => $loginflag);
