/**
* this method is to connect existing user with provider data
* {@inheritDoc}
*/
public function connect(UserInterface $user, UserResponseInterface $response)
{
$property = $this->getProperty($response);
$username = $response->getUsername();
//on connect - get the access token and the user ID
$service = $response->getResourceOwner()->getName();
$setter = 'set' . ucfirst($service);
$setter_id = $setter . 'Id';
$setter_token = $setter . 'AccessToken';
//we "disconnect" previously connected users
if (null !== ($previousUser = $this->userManager->findUserBy(array($property => $username)))) {
$previousUser->{$setter_id}(null);
$previousUser->{$setter_token}(null);
$this->userManager->updateUser($previousUser);
}
//we connect current user
$user->{$setter_id}($username);
$user->{$setter_token}($response->getAccessToken());
$user->setLastName($response->getNickname());
$user->setFirstName($response->getRealName());
$user->setPicture($response->getProfilePicture());
$this->userManager->updateUser($user);
}