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用PHP和ACCESS写聊天室(七)

WBOY
WBOYOriginal
2016-06-01 14:31:04961browse
chtcont.php3:
代码如下:
    $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]." ".$rArr[1];
                $sLine=str_replace("%m",$rArr[2]."[".$rArr[5]."]",$sLine);
                $sLine=str_replace("%g",$rArr[3],$sLine);
                $sLine.="
n";
                if ($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]==$ps){
                    if ($rArr[3]>=(time()-1800)){
                        if ($rArr[2]){
                            $result=@odbc_exec($ConnID,"SELECT TOP 25 sTime,sCont,sNameFrom,sIDFrom,sNameTo,sIDTo,SeqID FROM ChtCont WHERE (bSecret=False OR (bSecret=True AND (sIDFrom=".$id." OR sIDTo=".$id." OR sIDTo=0))) AND (RoomID=".$rArr[4]." OR RoomID=0) ORDER BY SeqID DESC");
                            $lMax=-1;
                            while (@odbc_fetch_into($result,0,&$rArr)){
                                $sLine=$rArr[0]." ".$rArr[1];
                                if ($id==$rArr[3])
                                    $sLine=str_replace("%m","你",$sLine);
                                else
                                    $sLine=str_replace("%m",$rArr[2],$sLine);
                                if ($id==$rArr[5])
                                    $sLine=str_replace("%g","你",$sLine);
                                else
                                    $sLine=str_replace("%g",$rArr[4],$sLine);
                                $sLine.="
n";
                                if ($rArr[6]>$lMax) $lMax=$rArr[6];
                                $sCont=$sLine.$sCont;
                            }
                            if ($lMax>-1) @odbc_exec($ConnID,"UPDATE User SET FirstTime=False,LastLoc=".($lMax+1)." WHERE UserID=".$id);
                        }
                    }
                    else $sCont="

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