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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>这是一个很长很长很长的标题</title>
<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
<!-- 新 Bootstrap 核心 CSS 文件 -->
<link rel="stylesheet" href="http://cdn.bootcss.com/bootstrap/3.3.0/css/bootstrap.min.css">
</head>
<body>
<div class="container">
<div class="row">
<div class="col-md-1"><span>代号:</span></div>
<div class="col-md-3" id="username" style="color: rebeccapurple"></div>
<div class="col-md-2" style="color: rebeccapurple">在线人数：<span id="online"></span></div>
<div class="col-md-2 col-md-offset-4">
<!-- Button trigger modal -->
<button type="button" class="btn" data-toggle="modal" data-target="#myModal">
修改本宝宝的马甲
</button>
<!-- Modal -->
<div class="modal fade" id="myModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"
aria-hidden="true">
<div class="modal-dialog">
<div class="modal-content">
<div class="modal-header">
<button type="button" class="close" data-dismiss="modal"><span
aria-hidden="true">×</span><span class="sr-only">Close</span></button>
<h4 class="modal-title" id="myModalLabel">修改显示称呼</h4>
</div>
<div class="modal-body">
<input type="text" id="changename">
</div>
<div class="modal-footer">
<button type="button" class="btn btn-default" data-dismiss="modal">取消</button>
<button type="button" id="savename" class="btn btn-primary">保存</button>
</div>
</div>
</div>
</div>
</div>
</div>
<div id="container" style="height: 450px; margin-top: 30px;margin-left: 15px;"></div>
<div><textarea id="data" class="form-control" rows="3"></textarea></div>
<div>
<button id="send">发送消息</button>
</div>
<span id="x" style="display:none"></span>
</div>
<!-- jQuery文件。务必在bootstrap.min.js 之前引入 -->
<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
<script src="http://cdn.bootcss.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
<script src="reconnecting-websocket.js"></script>
<script src="encoding.js"></script>
<script src="//cdn.bootcss.com/jquery-cookie/1.4.1/jquery.cookie.min.js"></script>
<script>
$(function () {
$("input").focus(function(){
$("input").css("background-color","#FFFFCC");
});
if ($.cookie('username') == undefined) {
var username = 'someone' + Math.floor(Math.random() * 1000);
$.cookie('username', username);
var first_login = true;
} else {
var username = $.cookie('username');
}
$("#username").html(username);
var start_len = $('#container').children('div').length;
var ws = new ReconnectingWebSocket("ws://120.24.229.18:3564/", null, {debug: true, binaryType: 'arraybuffer'});
var decoder = new TextDecoder('utf-8');
ws.onopen = function () {
if(first_login) {
ws.send(JSON.stringify({
Hello: {
Name: username
}
})); // Sends a message.
}
if(start_len == 0){
ws.send(JSON.stringify({
UserInfo: {
Message: '',
Uid: 0,
UserName: username,
Cmd: 'list'
}
}));
start_len = 1;
}
ws.send(JSON.stringify({
Online: {
Number: 0,
Cmd: "online",
}
}));
};
ws.onmessage = function (e) {
// Receives a message.
var data = JSON.parse(decoder.decode(e.data));
if (data.Hello != undefined) {
$("#container").append("<div class=\"row\" style='color: #EAA90B'>welcome " + data.Hello.Name + " 🌺 </div>");
}
if (data.UserInfo != undefined) {
var row_name = data.UserInfo.UserName;
row_name = $("#x").text(row_name).html();
var row_message = data.UserInfo.Message;
row_message = $("#x").text(row_message).html();
$("#container").append("<div class=\"row\">" + row_name + ': ' + row_message + "</div>");
}else if (data.List != undefined) {
var arr = data.List.MessageJson;
$.each(arr.reverse(), function (index, item) {
if (item != '') {
var list = $.parseJSON(item);
if (list) {
var row_name = list.UserName;
row_name = $("#x").text(row_name).html();
var row_message = list.Message;
row_message = $("#x").text(row_message).html();
$("#container").append("<div class=\"row\">" + row_name + ': ' + row_message + "</div>");
}
}
});
} else if (data.Online.Cmd != undefined) {
$("#online").html(data.Online.Number);
}
var len = $('#container').children('div').length;
if (len > 20) {
$('#container div:first').remove();
}
};
ws.onclose = function () {
console.log("closed");
};
$('#send').on('click', function () {
var data = $("#data").val();
data = $.trim(data).substr(0,80); // 用jQuery的trim方法删除前后空格
if (data == '') {// 判断是否是空字符串，而不是null
alert("输入不能为空!");
return false;
}
;
ws.send(JSON.stringify({
UserInfo: {
Message: data,
Uid: 11,
UserName: username,
Cmd: "sendMessage",
}
}));
$("#data").val('');
});
$("textarea").keydown(function (event) {
if (event.keyCode == "13") {
$("#send").trigger("click");
event.preventDefault();
}
});
$("#savename").click(function () {
var name = $("#changename").val();
name = $.trim(name); // 用jQuery的trim方法删除前后空格
if (name != '') {// 判断是否是空字符串，而不是null
$.cookie('username', name);
window.location.reload();
}else{
$("#changename").focus();
}
});
$("#data").focus();
setInterval(function () {
ws.send(JSON.stringify({
Online: {
Number: 0,
Cmd: "online",
}
}));
}, 10000);
});
</script>
</body>
</html>