php模拟OICQ的实现思路和核心程序(二)

3 在线用户的信息扫描和更新
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在网页中使用内置框架来调用扫描和更新程序，这行也能在网页源代码里面看到！
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<iframe name=flush src="userflush.php" width="0" height="0" frameborder="0" scrolling="NO" marginwidth="0" marginheight="0" hspace="0"
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vspace="0"></iframe>
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4 信息扫描和更新程序 userflush.php
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<?
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session_start();
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mysql_connect("localhost","","");
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mysql_select_db("php2000");
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$delaytime=0;
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// 查找新的发言
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$query = "select * from forumtalk where readsign=0 and receiver='$name'";
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$result = mysql_query($query);
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if( mysql_num_rows($result) > 0)
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{
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// 读取和显示弹出窗口
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$msg = mysql_fetch_array($result);
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$numberfriend = $msg['id'];
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echo "<script language=javascript>window.open('shortalk.php?action=view&talknumber=$numberfriend','_blank','width=300,height=250')</script>";
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}
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// 设置当前用户的最新时间标志，表示它在线
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mysql_query("update userinfo set currentdate=".date("U")." where name='$name'");
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// 设置刷新时间间隔为15秒
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echo "<meta http-equiv='refresh' content='15;url=userflush.php'>";
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?>
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网友论坛
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发表新留言
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sean 我也编了一个线先聊天系统（绝对原创）！ 2001年04月21日 23:01
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功能上保守的说是略强于这里，而且，细微的设计比这里更体贴用户！
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主要是和我的再现方可列是结合在一起的，它可以给每一个浏览我网站的人对话，方可无需经过注册，并可以通过特殊形式实现
ww w.china it power.co7Y5nuKP1lHKFQXyP4Vfj8bnUl
html (就是html不是什么vbb)，现在暂时只用于后台管理员应用，我的论坛正在编制，等编好后也打算将它结合进去！
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ww w.china it power.co7Y5nuKP1lHKFQXyP4Vfj8bnUl
sean 我也编了一个线先聊天系统（绝对原创）！ 2001年04月21日 23:02
ww w.china it power.co7Y5nuKP1lHKFQXyP4Vfj8bnUl
功能上保守的说是略强于这里，而且，细微的设计比这里更体贴用户！
ww w.china it power.co7Y5nuKP1lHKFQXyP4Vfj8bnUl

ww w.china it power.co7Y5nuKP1lHKFQXyP4Vfj8bnUl
主要是和我的再现方可列是结合在一起的，它可以给每一个浏览我网站的人对话，方可无需经过注册，并可以通过特殊形式实现
ww w.china it power.co7Y5nuKP1lHKFQXyP4Vfj8bnUl
html (就是html不是什么vbb)，现在暂时只用于后台管理员应用，我的论坛正在编制，等编好后也打算将它结合进去！
ww w.china it power.co7Y5nuKP1lHKFQXyP4Vfj8bnUl

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My website: http://www.flyhorse.net
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<b>(^_^)</b>
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