帝國cms 用戶常用函數庫擴展（不斷更新）

function user_beforeTime($givenTime) {  
    $givenDateTime = new DateTime($givenTime);  
    $currentTime = new DateTime();  
  
    $timeDiff = $givenDateTime->diff($currentTime);  
    $hoursDiff = $timeDiff->h;  
    $minutesDiff = $timeDiff->i;  
    $secondsDiff = $timeDiff->s;  // 添加秒差  
  
    if ($hoursDiff > 0) {  
        return $hoursDiff . "小時前";  
    } elseif ($minutesDiff > 0) {  
        if ($secondsDiff > 0) {  
            return $minutesDiff . "分鐘前";  
        } else {  
            return $minutesDiff . "分鐘前";  
        }  
    } elseif ($secondsDiff > 0) {  // 如果時間在一分鐘內  
        return $secondsDiff . "前";  
    } else {  
        return $givenTime;  
    }  
}

function user_ListNum($classArray){
    global $empire,$dbtbpre,$class_r;
    $num = 0;
    $classid = $classArray['classid'];
    if($classArray['bclassid']==0 && $classArray['islast']==0){
        $sql=$empire->query("SELECT classid,allinfos FROM `{$dbtbpre}enewsclass` WHERE bclassid={$classid};");
        while($r=$empire->fetch($sql))
        {
            $num += $r['allinfos'];
        }
    }else{
        $r=$empire->fetch1("select classid,allinfos from {$dbtbpre}enewsclass where classid={$classid}");
        $num = $r['allinfos'];
    }
    
    return $num;
}