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<?php |
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namespace app\models; |
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use Yii; |
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use yii\base\Model; |
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/** |
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* LoginForm is the model behind the login form. |
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* |
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* @property-read User|null $user |
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* |
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*/ |
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class LoginForm extends Model |
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{ |
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public $username; |
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public $password; |
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public $rememberMe = true; |
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private $_user = false; |
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/** |
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* @return array the validation rules. |
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*/ |
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public function rules() |
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{ |
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return [ |
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// username and password are both required |
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[['username', 'password'], 'required'], |
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// rememberMe must be a boolean value |
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['rememberMe', 'boolean'], |
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// password is validated by validatePassword() |
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['password', 'validatePassword'], |
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]; |
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} |
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/** |
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* Validates the password. |
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* This method serves as the inline validation for password. |
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* |
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* @param string $attribute the attribute currently being validated |
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* @param array $params the additional name-value pairs given in the rule |
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*/ |
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public function validatePassword($attribute, $params) |
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{ |
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if (!$this->hasErrors()) { |
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$user = $this->getUser(); |
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if (!$user || !$user->validatePassword($this->password)) { |
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$this->addError($attribute, 'Incorrect username or password.'); |
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} |
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} |
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} |
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/** |
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* Logs in a user using the provided username and password. |
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* @return bool whether the user is logged in successfully |
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*/ |
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public function login() |
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{ |
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if ($this->validate()) { |
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return Yii::$app->user->login($this->getUser(), $this->rememberMe ? 3600 * 24 * 30 : 0); |
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} |
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return false; |
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} |
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/** |
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* Finds user by [[username]] |
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* |
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* @return User|null |
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*/ |
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public function getUser() |
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{ |
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if ($this->_user === false) { |
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$this->_user = User::findByUsername($this->username); |
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} |
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return $this->_user; |
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} |
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} |
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yiisoft /
yii2-app-basic
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This check looks for parameters that have been defined for a function or method, but which are not used in the method body.