基本信息
源码名称:nodejs socket.io 在线聊天示例源码(兼容IE7、IE8、IE9、IE10、IE11、chrome、firefox、等几乎所有浏览器)
源码大小:4.29M
文件格式:.zip
开发语言:js
更新时间:2018-01-10
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   源码介绍

<!doctype html>
<html>
    <head>
        <title>Socket.IO chat</title>
        <link rel="stylesheet" type="text/css" href="/static/style.css">
    </head>
    <body>
        <div id="page">
            <div id="login">
                Please enter your name <br/>
                <input type="text" id="clientNameText">
                <button id="loginBtn">login</button>
                <div id="error" class="hidden-div">Invalid client name!</div>
            </div>
            <div id="chat" class="hidden-div">
                <div id="nav">
                    Welcome, <span id="clientNameSpan"></span>
                    <a id="logoutBtn"><em>logout</em></a>
                </div>
                <div id="clientStatus">
                    <span id="clientCount"></span>
                    <div id="clients"></div>
                </div>
                <div id="inbox"></div>
                <div id="input">
                    <input id="message" style="width:730px"/>
                    <button id="sendMsgBtn" type="button">send</button>
                </div>
            </div>
        </div>
    <script src="/static/jquery-1.11.3.js"></script>
    <!--[if IE 7]>
    <script src="/static/json2.js"></script>
    <![endif]-->
    <script src="/socket.io/socket.io.js"></script>
    <script>
    
        var socket;
        
        $(function(){
            $("#loginBtn").click(function(){
                login();
            });
            $("#logoutBtn").click(function(){
                logout();
            });
            
            $("#sendMsgBtn").click(function() {
                sendMessage()
            });
              
            $("#message").bind("keypress", function(e) {
                if(e.keyCode==13){
                    sendMessage()                    
                }
            });
        
        })
        
        function sendMessage(){
            socket.emit("new_message", "{'sender':'" $("#clientNameSpan").text() "', 'msg':'" $("#message").val() "'}");      
            $("#message").val("");
        }
        
        function login(){
            var username = $.trim($("#clientNameText").val());
            if(username == ""){
                $("#error").removeClass("hidden-div");
                return;
            }
            
            $("#clientNameSpan").text($.trim($("#clientNameText").val()));
            $("#login").addClass("hidden-div");
            $("#chat").removeClass("hidden-div");
            
            initSocket();
            
        }
        
        function logout(){
            // close client socket when logout
            socket.disconnect();
            
            $("#login").removeClass("hidden-div");
            $("#chat").addClass("hidden-div")
            $("#error").addClass("hidden-div");
            $("#clientNameText").val("");
            $("#inbox").children().remove();
        }
        
        function initSocket(){
            socket = io("http://"   location.host);
            
            socket.emit("add_client", $("#clientNameSpan").text());
            
            socket.on("new_message", function(data){
                console.log(data);
                data = eval("("   data   ")");
                if (data.sender == $("#clientNameSpan").text()){
                    $("#inbox").append("<div class='chatItemS'><span class='msg mSend'><span class='sender'>" data.sender ": </span>" data.msg "</span></div>");
                }
                else {
                    $("#inbox").append("<div class='chatItemR'><span class='msg mRecv'><span class='sender'>" data.sender ": </span>" data.msg "</span></div>");
                }
                $("#inbox").scrollTop($("#inbox")[0].scrollHeight);
            });
            
            socket.on("user_status", function(data){
                $("#clientCount").text("Online User: " data.length);
                $("#clients").children().remove();
                for(var i = 0; i<data.length; i  ){
                    $("#clients").append("<span id='client'>" data[i]["clientName"] "</span>")
                }
            })
        }
      
    </script>
  </body>
</html>