public function getList($map, $limit = 10, $order = null, $max = null)
{
$order = !empty($order) ? $order : 'feed_id DESC';
$feedlist = $this->field('feed_id')->where($map)->order($order);
if ($max > 0) {
$feedlist = $this->findPage($limit, $max);
} else {
$feedlist = $this->findPage($limit);
}
$feed_ids = getSubByKey($feedlist['data'], 'feed_id');
$feedlist['data'] = $this->getFeeds($feed_ids);
return $feedlist;
}