ThinkPHP5.0框架结合Swoole开发实现WebSocket在线聊天案(2)

日期：2020-05-21 栏目：程序人生浏览：次
前端演示页面：
（省略控制器判断登录状态、分配数据逻辑......）
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
<title>Chat</title>
<link rel="stylesheet" type="text/css" href="/static/liaotian/chat.css" rel="external nofollow" />
<script src="/static/liaotian/js/jquery.min.js"></script>
<script src="/static/liaotian/js/flexible.js"></script>
</head>
<body>
  <header class="header">
    <a class="back" href="javascript:history.back()" rel="external nofollow" ></a>
    <h5 class="tit">在线聊天</h5>
    <a href=""><div class=" rel="external nofollow" right">退出</div></a>
  </header>

  <!-- 聊天内容 start-->
	<div class="message"> </div>
  <!-- 聊天内容 end-->

  <!-- 底部 start-->
  <div class="footer">
    <img id="setbtn" src="/static/liaotian/images/hua.png" alt="" />
    <img src="/static/liaotian/images/xiaolian.png" alt="" />
    <input type="text" id="msg" value="" maxlength="300">
    <p style="background: rgb(17, 79, 142);" id="sendBtn">发送</p>
  </div>
  <!-- 底部 end-->
</body>
</html>
<script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script>
<script src="https://cdn.bootcss.com/layer/3.1.0/layer.js"></script>
<script type="text/javascript">
$(function () {
  var uid = 666;//当前用户id
  var token = 'abcdefg';//用户token

  //判断浏览器是否支持WebSocket
  var supportsWebSockets = 'WebSocket' in window || 'MozWebSocket' in window;
  if (supportsWebSockets) {
    //建立WebSocket连接（ip地址换成自己主机ip）
    var ws = new WebSocket("ws://127.0.0.1:9501?uid="+uid+"&token="+token);
    ws.onopen = function () {
      layer.msg('服务器连接成功',{shade:0.1,icon:1,time:600});
    };
    ws.onerror = function () {
      layer.msg('服务器连接失败',{shade:0.1,icon:2,time:600});
    };
    ws.onmessage = function (evt) {
      var data = $.parseJSON(evt.data);
      //错误提示
      if(data.status != 1){
        layer.alert(data.message,{icon:2});
        return;
      }
      //消息返回
      if (data.status==1 && data.data.message!='') {
        var html = "";
        if (data.data.uid == uid) {
          html += "<div style='word-break:break-all' class=\"show\"><div class=\"time\">"+data.data.post_time+"</div><div class=\"msg\"><img src=\""+data.data.head_img+"\" alt=\"\" /><p><i clas=\"msg_input\"></i>"+data.data.message+"</p></div></div>";
        }else{
          html += "<div style='word-break:break-all' class=\"send\"><div class=\"time\">"+data.data.post_time+"</div><div class=\"msg\"><img src=\""+data.data.head_img+"\" alt=\"\" /><p><i clas=\"msg_input\"></i>"+data.data.message+"</p></div></div>";
        }
      }
      $(".message").append(html);
      setTimeout(function () {
        ($('.message').children("div:last-child")[0]).scrollIntoView();//向上滚动
      },100);
    };
    ws.onclose = function (res) {
      
    };
    //按钮发送
    $("#sendBtn").click(function () {
      var contents = $("#msg").val().trim();
      if(contents == null || contents == ""){
        layer.msg('内容为空',{shade:0.1,icon:2,time:600});      
        return false;
      }else{
      	ws.send(contents);
      	$("#msg").val("");
      }
    });
    //回车发送
    $("#msg").keydown(function (evel) {
      var that = $(this);
      if (evel.keyCode == 13) {
        evel.cancelBubble = true;
        evel.preventDefault();
        evel.stopPropagation();
        var contents = that.val().trim();
        if(contents == null || contents == ""){
          layer.msg('内容为空',{shade:0.1,icon:2,time:600});       
          return false;
        }else{
          ws.send(contents);
          that.val("");
        }
      }
    });
  }else{
    layer.alert("您的浏览器不支持 WebSocket!");
  }
});
</script>
转载注明出处：http://www.heiqu.com/6000.html
ThinkPHP5.0框架结合Swoole开发实现WebSocket在线聊天案(2)

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