/**
* 获取某个广告位的多少条广告订单到数组
* @param $adid 广告位
* @param $limit 多少个
* @param $hash 是否随机获取
*/
public function outputAdToArray($adid, $limit = 1, $hash = false, $cacheTime = 3600)
{
global $Db, $db_prefix;
$order = $hash ? 'last_click_time desc' : 'rand()';
$sql = "select order_id,title,url,text,img,code,class from `" . $db_prefix . "adv_order` where start_date<=" . str::getNowTime() . " and stop_date>=" . str::getNowTime() . " and state=" . self::AD_ORDER_STATE_PASSED . " and adv_id={$adid} order by {$order} limit {$limit}";
$rows = $Db->fetchAlls($sql, $cacheTime);
if (!empty($rows)) {
$orderids = array();
foreach ($rows as $row) {
$orderids[] = $row['order_id'];
}
$orderids = implode(',', $orderids);
$sql = "update `" . $db_prefix . "adv_order` set show_times=show_times+1 where order_id in({$orderids})";
$Db->querys($sql);
}
return $rows;
}