/**
* Authenticates a user.
* The example implementation makes sure if the username and password
* are both 'demo'.
* In practical applications, this should be changed to authenticate
* against some persistent user identity storage (e.g. database).
* @return boolean whether authentication succeeds.
*/
public function authenticate()
{
$username = $this->username;
$password = $this->password;
$user = Authenticate::model()->find(array('condition' => "username='******'"));
if (!empty($user)) {
if ($password == $user->password) {
$this->errorCode = self::ERROR_NONE;
} else {
$this->errorCode = self::ERROR_PASSWORD_INVALID;
}
} else {
$this->errorCode = self::ERROR_USERNAME_INVALID;
}
return !$this->errorCode;
}