/**
* 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()
{
$user = User::model()->with(array('userGroup'))->find('username = ? AND password = ?', array($this->username, $this->password));
if ($user === null) {
$this->errorCode = self::ERROR_USERNAME_INVALID;
} else {
$this->user_id = $user->user_id;
$this->username = $user->username;
//save date time when login
$user->last_login = date('Y-m-d H:i:s');
$user->save();
$auth = Yii::app()->authManager;
if (!$auth->isAssigned($user->userGroup->role, $this->user_id)) {
if ($auth->assign($user->userGroup->role, $this->user_id)) {
Yii::app()->authManager->save();
}
}
// Save log for login
$log = new LogLogin();
$log->user_id = $user->user_id;
$log->login_time = $user->last_login;
$log->ip = $_SERVER['REMOTE_ADDR'];
$log->browser = $_SERVER['HTTP_USER_AGENT'];
$log->save();
//////////////////////
$this->errorCode = self::ERROR_NONE;
}
return $this->errorCode == self::ERROR_NONE;
}