/**
* Verifies registration data from user.
*
* @param String $username Input username.
* @param String $password Input password.
* @param String $passwordRepeat Input repeated password.
* @param String $name Input name. Can be empty.
* @param String $contact Input contact. Can be empty.
*
* @throws RUsernameAndPasswordLengthException When $username length is less than 3
* AND $password length is less than 6.
* @throws RPasswordLengthException When $password length is less than 6.
* @throws RUsernameLengthException When $username length is less than 3.
* @throws RPasswordMismatchException When $password and $passwordRepeat are
* NOT equal.
* @throws RUserExistsException When $username already exist in the database.
* @throws RInvalidCharactersException When $username contains invalid characters.
*
* @return boolean True if registration is successful.
*/
public function verifyRegisterCredentials($username, $password, $passwordRepeat, $name, $contact)
{
if (strlen($username) < 3 && strlen($password) < 6) {
throw new RUsernameAndPasswordLengthException();
} else {
if (strlen($password) < 6) {
throw new RPasswordLengthException();
} else {
if (strlen($username) < 3) {
throw new RUsernameLengthException();
} else {
if ($password !== $passwordRepeat) {
throw new RPasswordMismatchException();
} else {
if ($this->dal->findUserByUsername($username)) {
throw new RUserExistsException();
} else {
if (preg_match("/^[0-9A-Za-z_]+\$/", $username) == 0) {
throw new RInvalidCharactersException();
} else {
$user = new User($username, $password);
$infoJSON = '{"name": "' . $name . '", "contact": "' . $contact . '"}';
$user->setProfile($infoJSON);
$this->dal->add($user);
return true;
}
}
}
}
}
}
}
/**
* Used to update the logged in user's information (name, contact).
*
* @param String $name
* @param String $contact
*/
public function updateUserProfile($name, $contact)
{
$newInfo = json_encode(array('name' => $name, 'contact' => $contact));
$_SESSION['user']->setProfile($newInfo);
$username = $_SESSION['user']->getUsername();
$this->dal->updateUser($username, $newInfo);
}
/**
* Verifies login data stored in cookies.
*
* @param String $cookieName Username stored in cookie.
* @param String $cookiePassword Password stored in cookie.
*
* @throws LWrongCookieInformationException When user does not exist in database, or if user exist
* but password does not match.
*/
public function verifyPersistentLogin($cookieName, $cookiePassword)
{
if (!$this->dal->findUserByUsername($cookieName)) {
throw new LWrongCookieInformationException();
} else {
$user = $this->dal->findUserByUsername($cookieName);
if (base64_encode($user->getPassword()) == $cookiePassword) {
if (!isset($_SESSION[self::$loggedIn])) {
$_SESSION[self::$loggedIn] = true;
}
} else {
throw new LWrongCookieInformationException();
}
}
}
/**
* Search for input username in the database.
*
* @param String $username Input search term.
*
* @throws SUsernameMissingException When search field is empty.
* @throws SInvalidCharactersException When $username contains invalid characters.
*/
public function searchUser($username)
{
if (strlen($username) < 1) {
throw new SUsernameMissingException();
} else {
if (preg_match("/^[0-9A-Za-z_]+\$/", $username) == 0) {
throw new SInvalidCharactersException();
} else {
$this->searchResult = $this->dal->searchForUser($username);
if ($this->searchResult instanceof User) {
$this->foundMatch = true;
} else {
$this->foundMatch = false;
}
}
}
}
public function __construct(\model\UserDAL $userDAL, $username, $password)
{
$shaPassword = sha1(\Settings::SALT . $password);
if (is_string($username) == false || is_string($password) == false || strlen($username) < 1 && strlen($password) < 1) {
throw new EmptyInputException();
}
if (is_string($username) == false || strlen($username) < 1) {
throw new NoUserNameException();
}
if (strip_tags($username) != $username) {
throw new InvalidCharacters();
}
if (is_string($password) == false || strlen($password) < 1) {
throw new NoPasswordException();
}
if (!$userDAL->checkUserCredentials($username, $shaPassword)) {
throw new WrongUserCredentialsException();
}
$this->username = $username;
$this->password = $shaPassword;
}