一叶知秋 提供的 ：织梦dedecms软件频道限制会员按天和按小时下载的方法 外网介绍信息,仅供参考

1CREATE TABLE `dede_xiazai` (2  `mid` int(11) NOT NULL,3  `aid` int(11) NOT NULL,4  `mtime` int(11) NOT NULL5) ENGINE=MyISAM DEFAULT CHARSET=latin1;

1ALTER TABLE `dede_arcrank` ADD `daydowns` INT(6) NOT NULL DEFAULT '10' AFTER `purviews`, ADD `hourdowns` INT(6) NOT NULL DEFAULT '10' AFTER `daydowns`;

01//获取用户级别//02    $rank = $dsql->GetOne("SELECT rank FROM `dede_member` WHERE mid='" . $cfg_ml->M_ID . "'");03    $level = $dsql->GetOne("SELECT membername,daydowns,hourdowns FROM `dede_arcrank` WHERE rank='" . $rank['rank'] . "'");04    //查询下载次数，限制下载次数//05    $row = $dsql->GetOne("SELECT COUNT(mid) FROM `dede_xiazai` WHERE mid='" . $cfg_ml->M_ID . "' AND to_days(curdate())=to_days(from_unixtime(mtime))");06    $daycishu = $row['COUNT(mid)'];07    $date = date("Y-m-d H:00", time());08    $hour = strtotime($date);09    $row2 = $dsql->GetOne("SELECT COUNT(mid) FROM `dede_xiazai` WHERE mid='" . $cfg_ml->M_ID . "' AND mtime >= '" . $hour . "'");10    $hourcishu = $row2['COUNT(mid)'];11    if ($level['daydowns'] != 0) {12    if ($daycishu >= $level['daydowns']) {13    $errtype = 3;14    $moremsg = $level['membername'] . "24小时内最多能下载" . $level['daydowns'] . "个资源，您的下载次数已到达" . $daycishu . "次";15    include_once (DEDETEMPLATE . '/plus/view_msg.htm');16    exit(0);17    }18    }19    if ($level['hourdowns'] != 0) {20    if ($hourcishu >= $level['hourdowns']) {21    $errtype = 3;22    $moremsg = $level['membername'] . "1小时内最多能下载" . $level['hourdowns'] . "个资源，您的下载次数已到达" . $hourcishu . "次";23    include_once (DEDETEMPLATE . '/plus/view_msg.htm');24    exit(0);25    }26    }27//用户为注册会员以上级别，做下载次数记录////28if ($cfg_ml->M_Rank >= 10) {29//下载次数记录30$inquery = "INSERT INTO `dede_xiazai`(mid,mtime,aid) VALUES ('" . $cfg_ml->M_ID . "','" . time() . "','.$id.'); ";31//记录定单32if (!$dsql->ExecuteNoneQuery($inquery)) {33ShowMsg('记录定单失败, 请返回', '-1');34exit(0);35}