/**
* 静态方法, 单例统一访问入口
* @return object 返回对象的唯一实例
*/
public static function getInstance()
{
if (is_null(self::$_instance) || !isset(self::$_instance)) {
self::$_instance = new self();
}
return self::$_instance;
}
/**
*根据ID删除设备
* @param $deviceId
* @return boolean
*/
public function deleteDevice($deviceId)
{
//删除设备的Meta
MiniUserDeviceMeta::getInstance()->deleteMeta($deviceId);
//删除设备的Token
MiniToken::getInstance()->deleteToken($deviceId);
if ($this->hasCache === true) {
//删除设备的cache
$this->deleteCache($this->getCacheKey($deviceId));
}
//把在线设备清单进行删除
MiniOnlineDevice::getInstance()->deleteOnlineDevice($deviceId);
//把设备ID资源暂存到Options表中
$this->temporary2Option($deviceId);
//删除设备自己，这里不能修改为sql模式，因为设备ID在删除的时候，自动将ID记录到了Options表中
$device = UserDevice::model()->findByPk($deviceId);
if (isset($device)) {
$device->delete();
}
return true;
}