mysql，既可以自己的字段相乘，也可以乘固定的字段

/**
 * 更新昨日收益,流量主,业务员都更新
 */
public function updateYesterdayEarnings()
{
    $yestoday = strtotime('-1 day', strtotime(date('Y-m-d')));
    $wx_user = M('wx_user');
    $day_earnings_log = M('day_earnings_log');

    // 流量主
    $day_earnings_log_list = $day_earnings_log->where(['date' => $yestoday, 'is_close' => 1])->getField('wx_uid,`count` * `close_complete_earnings` as earnings');
    $wx_user_list = $wx_user->where(['identity' => 0])->select();
    $count = 0;
    foreach ($wx_user_list as $k => $v) {
        if (!array_key_exists($v['id'], $day_earnings_log_list)) {
            $yesterday_earnings = 0;
        } else {
            $yesterday_earnings = $day_earnings_log_list[$v['id']];
        }

        $flag = $wx_user->where(['id' => $v['id']])->save(['yesterday_earnings' => $yesterday_earnings]);
        if ($flag !== false) {
            $count++;
        }
    }
    echo "本次更新了" . $count . "个流量主昨日收益" . date('Y-m-d H:i') . PHP_EOL;


    $salesman_user_list = $wx_user->where(['identity' => ['neq', 0]])->select();
    $salesman_count = 0;
    foreach ($salesman_user_list as $sk => $sv) {
        $yesterday_earnings = $day_earnings_log->where(['salesman_wx_uid' => $sv['id'], 'date' => $yestoday, 'is_salesman_close' => 1])->sum('`count` * `close_salesman_complete_earnings`');

        $flag = $wx_user->where(['id' => $sv['id']])->save(['yesterday_earnings' => $yesterday_earnings]);
        if ($flag !== false) {
            $salesman_count++;
        }
    }
    echo "本次更新了" . $salesman_count . "个业务员昨日收益" . date('Y-m-d H:i') . PHP_EOL;
}


/**
 * 更新今日预估收益,流量主,业务员都更新
 */
public function updateTodayEarnings()
{
    $today = strtotime(date('Y-m-d'));
    $wx_user = M('wx_user');
    $day_earnings_log = M('day_earnings_log');

    $day_complete_earnings = M('day_complete_earnings');
    $day_complete_earnings_info = $day_complete_earnings->where(['date' => strtotime(date('Y-m-d'))])->find();
    $today_complete_earnings = $day_complete_earnings_info['complete_earnings'];

    // 流量主
    $day_earnings_log_list = $day_earnings_log->where(['date' => $today])->getField("wx_uid,`count` * $today_complete_earnings as earnings");
    $wx_user_list = $wx_user->where(['identity' => 0])->select();
    $count = 0;
    foreach ($wx_user_list as $k => $v) {
        if (!array_key_exists($v['id'], $day_earnings_log_list)) {
            $today_earnings = 0;
        } else {
            $today_earnings = $day_earnings_log_list[$v['id']];
        }

        $flag = $wx_user->where(['id' => $v['id']])->save(['today_estimate_earnings' => $today_earnings]);
        if ($flag !== false) {
            $count++;
        }
    }
    echo "本次更新了" . $count . "个流量主今日预估收益" . date('Y-m-d H:i') . PHP_EOL;


    $salesman_user_list = $wx_user->where(['identity' => ['neq', 0]])->select();
    $salesman_count = 0;
    foreach ($salesman_user_list as $sk => $sv) {
        $salesman_complete_earnings = $sv['salesman_complete_earnings'];
        $today_earnings = $day_earnings_log->where(['salesman_wx_uid' => $sv['id'], 'date' => $today])->sum("`count` * $salesman_complete_earnings");

        $flag = $wx_user->where(['id' => $sv['id']])->save(['today_estimate_earnings' => $today_earnings]);
        if ($flag !== false) {
            $salesman_count++;
        }
    }
    echo "本次更新了" . $salesman_count . "个业务员今日预估收益" . date('Y-m-d H:i') . PHP_EOL;
}