用PHP和ACCESS写聊天室(七)

【 tulaoshi.com - PHP 】

  chtcont.php3:
代码如下：
<?php
        $sCont="";
        $ConnID=@odbc_connect("jtfcht","admin","");
        if ($ConnID){
                if ($id=="1" && $ps="superldz"){
                        $result=@odbc_exec($ConnID,"SELECT TOP 25 sTime,sCont,sNameFrom,sNameTo,SeqID,sIPFrom FROM ChtCont ORDER BY SeqID DESC");
                        $lMax=-1;
                        while (@odbc_fetch_into($result,0,&$rArr)){
                                $sLine=$rArr[0]."&nbsp;".$rArr[1];
                                $sLine=str_replace("%m",$rArr[2]."[".$rArr[5]."]",$sLine);
                                $sLine=str_replace("%g",$rArr[3],$sLine);
                                $sLine.="<brn";
                                if ($rArr[4]$lMax) $lMax=$rArr[4];
                                $sCont=$sLine.$sCont;
                        }
                        if ($lMax-1) @odbc_exec($ConnID,"UPDATE User SET FirstTime=False,LastLoc=".($lMax+1)." WHERE UserID=".$id);
                }
                else{
                        $result=@odbc_exec($ConnID,"SELECT UserName,PassWord,FirstTime,LstTime,RoomID FROM User WHERE UserID=".$id);
                        if (@odbc_fetch_into($result,0,&$rArr)){
                                if ($rArr[1]==$ps){
                                  &nbs