yii2-basic后台管理功能开发之五：用户权限的控制

‘components‘ => [
    ‘authManager‘ => [
            ‘class‘ => ‘yii\rbac\PhpManager‘,
        ],

    ],

 const ROLE_ADMIN = 0;
 const ROLE_USER = 1;

class AccessRule extends \yii\filters\AccessRule
{
    /**
     * @inheritdoc
     */
    protected function matchRole($user)
    {
        if (count($this->roles) === 0) {
            return true;
        }
        foreach ($this->roles as $role) {
            if ($role === ‘?‘) {
                if ($user->getIsGuest()) {
                    return true;
                }
            }elseif (!$user->getIsGuest() && $role == $user->identity->role) {
                return true;
            }
        }
        return false;
    }

}

 public function behaviors()
    {
        return [
            ‘access‘ => [
                ‘class‘ => AccessControl::className(),
                ‘ruleConfig‘ => [
                    ‘class‘ => AccessRule::className(),
                ],
                ‘rules‘ => [
                    [
                        ‘allow‘ => true,
                        ‘roles‘ => [
                            User::ROLE_ADMIN,
                        ],
                    ],
                ],
            ],
        ];
    }