程序员的博客: 基于pushlet 的开发代码，现正在使用的。

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指路网 IM

< language="javascript" src="lib/jquery.js">
< language="javascript" src="lib/util.js">
< language="javascript" src="lib/ajax-pushlet-client.js">
< language="javascript" >
var contents =new Array();//内容数组，二维。
var senders_array=new Array();
var currentAccountID=null;
var interval=new Array(); //定时闪烁用
var goodsID=new Array();
var fromID=null;
var msg_loaded=new Array(); //ajax的消息是否读取到
var msg_load_times=50;//加载次数限制。一次是100毫秒
var msg_load_timeout=null;//读取消息的settimeout

var goodsUrlPrefix="http://192.168.3.242:8080/c2cweb/shop/";//实际上线后需要手动更改

$(function(){
var p1=getPageParameter('senders', '');
var p2=getPageParameter('user','');
var en=getPageParameter('en','');
if(unicode(p1+'_'+p2)==en){
init(p1,p2);

}
else
{
alert('参数错误，请返回原地址重新请求！');
}

});
function init(senders,user)
{
    currentAccountID=user;
    goodsID[0]=getPageParameter('goodsID','');
    fromID=goodsID[0];
    if(senders && senders!='')
    {
         senders_array=senders.split(',');
         create_chattab();
        for(var i=0;i         {
            contents[i]=new Array();
            //读取session 获取未读信息放入array。
            msg_loaded[i]=false;
            fill_contentsArray(i);
        }
    }
    //启动聊天
    enterChat(currentAccountID);
    //绑定快捷键
    bind_quick_key();
    //关闭窗口时出发事件
    $(window).unload(function(){leaveChat();});
    //window.attachEvent('onunload',function(){leaveChat();});
    //执行ajax_loaded后的事件。
    do_loaded();
}

//创建各个聊天窗口
function create_chattab(senders)
{
    var sa=senders_array;
    var chatwin_tab=$('#chatwin_tab');
    for(var i=0;i     {
        var maimai="买家";
        if(goodsID[0]!='')
        maimai="卖家";
        var tabhtml="

"+maimai+"："+sa[i]+"

function fill_contentsArray(contentsindex)
{
var sender=senders_array[contentsindex];
//$.get("msg?type=put&key="+sender+"&content=aaaaaaaa&sender=s&receiver=r&fromID=1&seller=s");

    $.ajax({
       type: "GET",
       url: "msg",
       data: "type=get&key="+sender,
       success: function(msg){
                msg_loaded[contentsindex]=true;//设置已经读取成功
               if(msg&&msg!=null&&msg!=''){
               var lists=jQuery.parseJSON(msg);
               for(var i=0;i                {
                       lists[i].content=decodeURI(lists[i].content);
                    contents[contentsindex][i]=lists[i];
                    //有的情况下才赋值。
                    if(lists[i].fromID)
                    goodsID[contentsindex]=lists[i].fromID;
               }
           }
       },
       error: function(msg){ msg_loaded[contentsindex]=true;}
    });

    /*    var msgs=eval("[{'content':'aa"+contentsindex+"','fromID':'1','receiver':'1','sender':'1','time':'2011 06 20 17 57 46'},{'content':'aa','fromID':'1','receiver':'1','sender':'1','time':'2011 06 20 17 58 32'},{'content':'aa','fromID':'1','receiver':'1','sender':'1','time':'2011 06 20 17 58 33'}]");
    for(var i=0;i     {
        contents[contentsindex][i]=msgs[i];
    }
    */
}
//根据array填充div html
function fill_contentsHTML(contentsindex)
{
        clear_chatcontent();
        if(contents.length>0&&contents[contentsindex] && contents[contentsindex].length>0){
            for(var j=0;j                 append_chatcontent(contents[contentsindex][j]);
            }
        }
}

//给内容div添加聊天内容
function append_chatcontent(msgobj)
{
    var className='buyer-c';
    if(msgobj &&msgobj.seller==currentAccountID)
    className='seller-c';
    var content=decodeURI(msgobj.content);
    var ptn=/http:\/\/([\w-]+\.)+[\w-]+(\/[\w- .\/?%&=]*)?/g;
    var result=ptn.exec(content);
    if(result && result[0])
    content=content.replace(result[0],''+result[0]+'');
    var contenthtml="

"+msgobj.sender+"：("+msgobj.time+")
"+content+"

function enterChat(currentAccountID){ p_join_listen(currentAccountID);}
function onJoinAck(event) {}

function onData(event) {
var action = event.get('action');
var receiver=event.get('receiver');

if (action == 'send' && receiver==currentAccountID)
    {
        var msg=event.get('msg');
        var sender=event.get('sender');
        var fromID=event.get('fromID');
        if(msg!=null && msg!="" && sender!=null && sender!="")
        {
            var index=senders_index(sender);
            if(index==-1)
            {
                var chatwin_tab=$('#chatwin_tab');
                var i=chatwin_tab.find("li").length;
                chatwin_tab.find("li").attr('class','');
                var tabhtml="

卖家："+sender+"

系统消息:'+msgobj.sender+'关闭了聊天窗口！

function onNack(event) {
alert('negative response from server: ' + event.getEvent() + ' reason: ' + event.get('p_reason'));
}

程序员的博客

2011年6月29日星期三

基于pushlet 的开发代码，现正在使用的。

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