$newDataAdded = true;
}
if (strcmp($newLastName, $oldLastName) !== 0) {
$user->validateName($newLastName);
$user->updateInfo("l_name", "user", $newLastName, $staffId);
$newDataAdded = true;
}
if (strcmp($newEmail, $oldEmail) !== 0) {
Person::validateNewEmail($newEmail, User::DB_TABLE);
$user->updateInfo("email", "user", $newEmail, $staffId);
$newDataAdded = true;
}
if ($curUser->isTutor()) {
$newMajorId = isset($_POST['majorId']) ? $_POST['majorId'] : null;
$oldMajorId = $curUser->getMajorId();
$newDataAdded = Tutor::replaceMajorId($staffId, $newMajorId, $oldMajorId) || $newDataAdded;
}
if (!$newDataAdded) {
throw new Exception("No new data. No modifications were done.");
} else {
header('Location: ' . BASE_URL . 'staff/edit/' . $staffId . '/success');
exit;
}
} else {
if (isBtnDelTeachingCoursesPressed()) {
$curUser->deleteTeachingCourse($_POST['delCourseIdModal']);
header('Location: ' . BASE_URL . 'staff/edit/' . $staffId . '/success');
exit;
} else {
if (isBtnSbmtChangeuserTypePrsd()) {
$curUser->updateUserType($_POST['changeuserType']);
