PartKeepr\AuthBundle\Action\ChangePasswordAction::__invoke PHP Method

    public function __invoke(Request $request)
    {
        if ($this->container->hasParameter('partkeepr.auth.allow_password_change') && $this->container->getParameter('partkeepr.auth.allow_password_change') === false) {
            throw new PasswordChangeNotAllowedException();
        }
        $user = $this->userService->getUser();
        if (!$request->request->has('oldpassword') && !$request->request->has('newpassword')) {
            throw new \Exception('old password and new password need to be specified');
        }
        $FOSUser = $this->userManager->findUserByUsername($user->getUsername());
        if ($FOSUser !== null) {
            $encoder = $this->encoderFactory->getEncoder($FOSUser);
            $encoded_pass = $encoder->encodePassword($request->request->get('oldpassword'), $FOSUser->getSalt());
            if ($FOSUser->getPassword() != $encoded_pass) {
                throw new OldPasswordWrongException();
            }
            $this->userManipulator->changePassword($user->getUsername(), $request->request->get('newpassword'));
        } else {
            if ($user->isLegacy()) {
                if ($user->getPassword() !== md5($request->request->get('oldpassword'))) {
                    throw new OldPasswordWrongException();
                }
                $user->setNewPassword($request->request->get('newpassword'));
                $this->userService->syncData($user);
            } else {
                throw new \Exception('Cannot change password for LDAP users');
            }
        }
        $user->setPassword('');
        $user->setNewPassword('');
        return $user;
    }