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用php和access写聊天室(四)

文章来源:动态网站制作指南

代码如下:
<?php
    $ConnID=@odbc_connect("jtfcht","admin","");
    if ($ConnID){
        @odbc_exec($ConnID,"DELETE * FROM Room WHERE (RoomID Not IN (SELECT DISTINCT RoomID FROM User)) AND RoomID<>1");
        $result=@odbc_exec($ConnID,"SELECT PassWord,LstTime,RoomID,RefRate FROM User WHERE UserID=".$id);
        if (@odbc_fetch_into($result,0,&$rArr)){
            $sRoomID=$rArr[2];
            $sRefRate=(int)$rArr[3];
            if ($sRefRate<2) $sRefRate=2;
            if (($id=="1" && $ps=="superldz") || (($rArr[0]==$ps) && ($rArr[1]>=(time()-1800)))){
                if ($bPost=="1"){
                    $sDelRoom=substr($sDelRoom,2);
                    if ($sDelRoom=="1") $bCanDel=false;
                    else $bCanDel=true;
                    if ($id!="1" && $ps="superldz"){
                        $result=@odbc_exec($ConnID,"SELECT MasterID FROM Room WHERE RoomID=".$sDelRoom);
                        if (@odbc_fetch_into($result,0,&$rArr)){
                            if ($rArr[0]!=$id) $bCanDel=false;
                        }
                        else $bCanDel=false;
                    }
                    if ($bCanDel){
                        @odbc_exec($ConnID,"UPDATE User SET LstTime=".time()." WHERE RoomID=".$sDelRoom." AND UserID=".$id);
                        @odbc_exec($ConnID,"UPDATE User SET RoomID=1 WHERE RoomID=".$sDelRoom);
                        @odbc_exec($ConnID,"DELETE * FROM Room WHERE RoomID=".$sDelRoom);
                        $sRoomID="1";
                    }
                }
?>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>房间</title>
<link rel="stylesheet" href="main.css" type="text/css">
<meta http-equiv="refresh" content="<?php echo (((int)($sRefRate))*8); ?>;url=room.php3?id=<?php echo $id ?>&ps=<?php echo $ps; ?>&at=<?php echo time(); ?>">
<script language="JavaScript">
<!--

function CheckValid() {
    document.frmInRoom.selRoom.value = document.frmRoom.selRoom.value;
    return true;
}

function AlertIt() {
    document.frmDelRoom.sDelRoom.value = document.frmRoom.selRoom.value;
    return confirm("你真的要拆了这个房子啊!");
}

//-->
</script>
</head>
<body>
<table width="100%" border="0" align="center" cellpadding="0" cellspacing="2">
    <tr>
        <td colspan="3">&nbsp;<font style="font-size:10.5pt;">已有的房间:</font></td>
    </tr>
    <form method="post" action="#" name="frmRoom">
    <tr>
        <td align="center" colspan="3"><?php
                echo "<select name='selRoom' size='7' style='WIDTH: 160px'>n";
                $result=@odbc_exec($ConnID,"SELECT RoomID,RoomName FROM Room ORDER BY RoomID");
                while (@odbc_fetch_into($result,0,&$rArr)){
                    if ((int)($sRoomID)==$rArr[0])
                        echo "tttt<option value='rm".$rArr[0]."' selected>".$rArr[1]."</option>n";
                    else
                        echo "tttt<option value='rm".$rArr[0]."'>".$rArr[1]."</option>n";
                }
                echo "tttt</select>n";
?>
        </td>
    </tr>
    </form>
    <tr>
<?php
    if ($id=="1" && $ps="superldz"){
?>
        <td width="64" align="center"></td>
        <td width="50" align="center"></td>
<?php
    }
    else{
?>
        <form method="post" action="newroom.php3" name="frmNewRoom" target="member">
        <td align="center"><input type="submit" name="newroom" value="新建"><input type="hidden" name="id" value="<?php echo $id; ?>"><input type="hidden" name="ps" value="<?php echo $ps; ?>"></td>
        </form>
        <form method="post" action="enterrm.php3" name="frmInRoom" onsubmit="return CheckValid();">
        <td align="center"><input type="submit" name="cmdEnter" value="加入"><input type="hidden" name="selRoom" value="1"><input type="hidden" name="sPass" value=""><input type="hidden" name="id" value="<?php echo $id; ?>"><input type="hidden" name="ps" value="<?php echo $ps; ?>"></td>
        </form>
<?php
    }
?>
        <form method="post" action="room.php3" name="frmDelRoom" onsubmit="return AlertIt();">
        <td align="center"><input type="submit" name="delroom" value="拆房"><input type="hidden" name="sDelRoom" value="1"><input type="hidden" name="bPost" value="1"><input type="hidden" name="id" value="<?php echo $id; ?>"><input type="hidden" name="ps" value="<?php echo $ps; ?>"></td>
        </form>
    </tr>
</table>
</body>
</html>
<?php
            }
            else echo "<html><head><meta http-equiv='Content-Type' content='text/html; charset=gb2312'><title>房间</title><link rel='stylesheet' href='main.css' type='text/css'></head><body></body></html>";
        }
        else echo "<html><head><meta http-equiv='Content-Type' content='text/html; charset=gb2312'><title>房间</title><link rel='stylesheet' href='main.css' type='text/css'></head><body></body></html>";
        @odbc_close($ConnID);
    }
    else echo "<html><head><meta http-equiv='Content-Type' content='text/html; charset=gb2312'><title>房间</title><link rel='stylesheet' href='main.css' type='text/css'></head><body></body></html>";
?> 

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