src/Controller/Component/AuthUtilsComponent.php
public function autoLogin(EntityInterface $user): ?Response
    {
        $controller = $this->getController();
        $request = $controller->request;
        $token = $request->getQuery('t');
        if (empty($token)) {
            return null;
        }

        $this->Auth->logout();
        $tokenData = $user->validateLoginToken($token, $user->getKey(), $user->getSalt());
        if (!is_array($tokenData)) {
            return null;
        }
        if (!empty($tokenData['addRememberMeCookie']) && $tokenData['addRememberMeCookie']) {
            $this->addRememberMeCookie((string)$user->id);
        }
        $userData = $user->toArray();
        $userData['user'] = $user;
        $this->Auth->setUser($userData);
        if (!empty($tokenData['url'])) {
            return $controller->redirect($tokenData['url']);
        }

        return $controller->redirect($this->getConfig('defaultRedirect'));
    }
public function autoLogin(EntityInterface $user): ?Response
    {
        $controller = $this->getController();
        $request = $controller->request;
        $token = $request->getQuery('t');
        if (empty($token)) {
            return null;
        }

        $this->Auth->logout();
        $tokenData = $user->validateLoginToken($token, $user->getKey(), $user->getSalt());
        if (!is_array($tokenData)) {
            return null;
        }
        if (!empty($tokenData['addRememberMeCookie']) && $tokenData['addRememberMeCookie']) {
            $this->addRememberMeCookie((string)$user->id);
        }
        $userData = $user->toArray();
        $userData['user'] = $user;
        $this->Auth->setUser($userData);
        if (!empty($tokenData['url'])) {
            return $controller->redirect($tokenData['url']);
        }

        return $controller->redirect($this->getConfig('defaultRedirect'));
    }
public function autoLogin ( EntityInterface $ user ) : ? Response { $ controller = $ this -> getController ( ) ; $ request = $ controller -> request ; $ token = $ request -> getQuery ( 't' ) ; if ( empty ( $ token ) ) { return null ; } $ this -> Auth -> logout ( ) ; $ tokenData = $ user -> validateLoginToken ( $ token , $ user -> getKey ( ) , $ user -> getSalt ( ) ) ; if ( ! is_array ( $ tokenData ) ) { return null ; } if ( ! empty ( $ tokenData [ 'addRememberMeCookie' ] ) && $ tokenData [ 'addRememberMeCookie' ] ) { $ this -> addRememberMeCookie ( ( string ) $ user -> id ) ; } $ userData = $ user -> toArray ( ) ; $ userData [ 'user' ] = $ user ; $ this -> Auth -> setUser ( $ userData ) ; if ( ! empty ( $ tokenData [ 'url' ] ) ) { return $ controller -> redirect ( $ tokenData [ 'url' ] ) ; } return $ controller -> redirect ( $ this -> getConfig ( 'defaultRedirect' ) ) ; }
Attempts to auto login a user and returns a redirect on success.

@param \Cake\Datasource\EntityInterface $user User
@return \Cake\Http\Response|null
Attempts to auto login a user and returns a redirect on success .