public function getUser() { return $this->hasOne(User::className(), ['id' => 'user_fk']); }
/** * @inheritdoc */ public function rules() { return [[['username', 'password', 'email'], 'required'], [['email'], 'email'], [['email'], 'unique', 'targetClass' => User::className(), 'targetAttribute' => 'email'], [['username'], 'unique', 'targetClass' => User::className(), 'targetAttribute' => 'username']]; }