3 * A special guest login class for City
5 * @author Roland Haeder <webmaster@shipsimu.org>
7 * @copyright Copyright (c) 2015 City Developer Team
8 * @license GNU GPL 3.0 or any newer version
9 * @link http://www.shipsimu.org
11 * This program is free software: you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation, either version 3 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 class CityGuestLogin extends BaseFrameworkSystem implements LoginableUser, Registerable {
28 private $hashedPassword = '';
31 * Protected constructor
35 protected function __construct () {
36 // Call parent constructor
37 parent::__construct(__CLASS__);
41 * Creates an instance of this login class
43 * @return $loginInstance An instance of this login class
45 public static final function createCityGuestLogin () {
47 $loginInstance = new CityGuestLogin();
49 // Return the instance
50 return $loginInstance;
54 * Logins the user with the given request containing the credential. The
55 * result of the login can be thrown by exception or, if prefered stored
56 * in a boolean attribute which is then readable by a matching getter.
58 * @param $requestInstance An instance of a Requestable class
59 * @param $responseInstance An instance of a Responseable class
61 * @throws UserPasswordMismatchException If the supplied password did not
62 * match with the stored password
64 public function doLogin (Requestable $requestInstance, Responseable $responseInstance) {
65 // Get a user instance
66 $userInstance = UserFactory::createUserByRequest($requestInstance);
68 // Remember this new instance in registry
69 Registry::getRegistry()->addInstance('user', $userInstance);
71 // Is the password correct?
72 if ($userInstance->ifPasswordHashMatches($requestInstance) === FALSE) {
73 // Mismatching password
74 throw new UserPasswordMismatchException(array($this, $userInstance), BaseUser::EXCEPTION_USER_PASS_MISMATCH);
77 // Now do the real login. This can be cookie- or session-based login
78 // which depends on the admins setting then on the user's taste.
79 // 1) Get a login helper instance
80 $helperInstance = ObjectFactory::createObjectByConfiguredName('login_helper_class', array($requestInstance));
82 // 2) Execute the login. This will now login...
83 $helperInstance->executeLogin($responseInstance);
87 * Check if the implementation is correct. Only the request instance is
88 * needed as no redirect is done here.
90 * @param $requestInstance An instance of a Requestable class
93 public function testLogin (Requestable $requestInstance) {
94 // Create dummy instance
95 $dummyInstance = Guest::createGuestByRequest($requestInstance);
99 * Determines wether the login was fine. This is done by checking if 'login' instance is in registry
101 * @return $loginDone Wether the login was fine or not
103 public function ifLoginWasSuccessfull () {
104 // Is the registry key there?
105 $loginDone = (Registry::getRegistry()->getInstance('login') instanceof Registerable);
112 * Encrypt given request key or throw an exception if key was not found in
115 * @param $requestKey Key in request class
118 public function encryptPassword ($requestKey) {
119 // Check if password is found in request
120 if ($this->getRequestInstance()->isRequestElementSet($requestKey)) {
121 // So encrypt the password and store it for later usage in
124 // Get the plain password
125 $plainPassword = $this->getRequestInstance()->getRequestElement($requestKey);
128 $userInstance = Registry::getRegistry()->getInstance('user');
130 // Get a crypto helper and hash the password
131 $this->hashedPassword = ObjectFactory::createObjectByConfiguredName('crypto_class')->hashString($plainPassword, $userInstance->getPasswordHash());
133 // Store the hash back in request
134 $this->getRequestInstance()->setRequestElement('pass_hash', $this->hashedPassword);