/**
* 动态获得model 以便于不用显式加载model
* $key对应相应的Model类
*
* @example
* $this->__task表示获得是应用级的model
* $this->_task表示模块级的model
*
* @param string $key
*/
public function __get($key)
{
if ('__' == substr($key, 0, 2)) {
$model = substr($key, 2);
return $this->loadAppModel($model);
} else {
$prefix = substr($key, 0, 1);
if ('_' == $prefix) {
$model = substr($key, 1);
return $this->loadModel($model);
} else {
return parent::__get($key);
}
}
}
