├── .gitattributes ├── .gitignore ├── LICENSE ├── README.md ├── app.js ├── backup └── example.json ├── config.json ├── index.html ├── package.json └── public ├── css └── index.css ├── img ├── bg.jpg └── pl.jpg ├── js └── index.js └── less └── index.less /.gitattributes: -------------------------------------------------------------------------------- 1 | *.css linguist-language=JavaScript 2 | *.html linguist-language=JavaScript -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | .idea/ 2 | node_modules/ 3 | backup/ -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2017 Shana 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # websocket-express-webchat 2 | 基于websocket的一个简单的聊天室 3 | express+socket.io+animate.css+angular 4 | 5 | ## Warning! 6 | 请使用高版本nodejs，本项目包含部分ES6语法 7 | 8 | ## Demo 9 | 由于域名备案原因，不再提供在线版，请clone到本地使用 10 | 11 | ## 使用方法 12 | * Step 1 下载本项目 13 | ``` 14 | https://github.com/ShanaMaid/websocket-express-webchat.git 15 | ``` 16 | 17 | * Step 2 安装依赖 18 | ``` 19 | npm install 20 | ``` 21 | 22 | * Step 3 启动服务 23 | ``` 24 | node app.js 25 | ``` 26 | 27 | * Step 4 进入聊天室 28 | ``` 29 | 访问 http://localhost/ 30 | ``` 31 | 32 | ## config.json 33 | 聊天室配置文件 34 | ``` 35 | { 36 | "history_num":20, //服务器缓存的历史信息条数 37 | "sever_port":80, //服务器监听端口号 38 | "backup":true, //是否开启服务端信息备份 39 | "backup_filename":"./backup/example.json" //备份文件名字 40 | } 41 | ``` 42 | 43 | ## 备份 44 | ``` 45 | [ 46 | { 47 | "name":"测试人员1", 48 | "time":"2017-2-13 23:32:17", 49 | "content":"一条简单的测试信息" 50 | }, 51 | { 52 | "name":"测试人2", 53 | "time":"2017-2-13 23:33:42", 54 | "content":"那你很棒哦" 55 | }, 56 | { 57 | "name":"测试人3", 58 | "time":"2017-2-13 23:33:54", 59 | "content":"肯定很棒哦" 60 | } 61 | ] 62 | ``` 63 | 64 | ## 功能 65 | - [x] 进入房间通知 66 | - [x] 离开房间通知 67 | - [x] 消息接收与发送 68 | - [x] 在线列表 69 | - [x] 服务器端信息备份 70 | 71 | ## 版本更新记录 72 | * v1.0.3 聊天室在线人员显示错误，多人离线时会出现在线列表混乱。目前已修复 73 | * v1.0.2 聊天室历史加载记录，存在错误，已修复！ 74 | * v1.0.1 服务器端信息备份 75 | * v1.0.0 即时聊天 76 | 77 | ## License 78 | see [MIT LICENSE](./LICENSE) for details 79 | -------------------------------------------------------------------------------- /app.js: -------------------------------------------------------------------------------- 1 | "use strict"; 2 | var express = require('express'); 3 | var socket = require('socket.io'); 4 | var fs = require('fs'); 5 | 6 | 7 | var config=JSON.parse(fs.readFileSync( 'config.json')); //读取配置文件 8 | 9 | var person = [];//记录在线情况 10 | var history = [];//需要缓存的消息 11 | var history_num = config.history_num ; //服务器缓存的历史消息条数 12 | var port = config.sever_port; //端口号 13 | var backup = config.backup; //是否开启备份 14 | var backup_filename = config.backup_filename; //备份文件名字 15 | 16 | var app = express(); 17 | var server = app.listen(port); 18 | var io = new socket(server); 19 | 20 | app.use(express.static('node_modules')); 21 | app.use('/static',express.static('public')); 22 | 23 | app.get('/', (req, res) => { 24 | res.sendFile(__dirname + '/index.html'); 25 | }); 26 | 27 | io.on('connection', (socket) => { 28 | var user = ''; 29 | var backup_file = fs.readFileSync(backup_filename); 30 | var backup_msg= backup_file!='' ? JSON.parse(backup_file) : []; 31 | var history = backup_msg.length<=history_num ? backup_msg : backup_msg.slice(backup_msg.length-history_num,backup_msg.length+history_num); 32 | 33 | socket.emit('history',history); //发送服务器记录的历史消息 34 | io.sockets.emit('updatePerson', person); 35 | 36 | socket.on('sendMsg', (data) => { 37 | var obj = new Object(); 38 | obj.content = data; 39 | obj.time = Now(); 40 | obj.name = user; 41 | if (history.length==history_num) { 42 | history.shift(); 43 | } 44 | if (backup) { 45 | backupMsg(backup_filename,obj); 46 | } 47 | history.push(obj); 48 | io.sockets.emit('news',obj); 49 | }); 50 | 51 | socket.on('setUserName',(data) => { 52 | user = data; 53 | person.push(user); 54 | io.sockets.emit('updatePerson',person); 55 | io.sockets.emit('news',{content:user+'进入房间',time:Now(),name:'系统消息'}); 56 | }); 57 | 58 | socket.on('disconnect', (socket) => { 59 | if (user!='') { 60 | person.forEach((value,index)=>{ 61 | if (value===user) { 62 | person.splice(index,1); 63 | } 64 | }); 65 | io.sockets.emit('news', {content: user + '离开房间', time: Now(), name: '系统消息'}); 66 | io.sockets.emit('updatePerson', person); 67 | } 68 | }); 69 | 70 | }); 71 | 72 | function Now() { 73 | var date = new Date(); 74 | return date.getFullYear()+'-'+(date.getMonth()+1)+'-'+date.getDate()+' '+date.getHours()+':'+date.getMinutes()+':'+date.getSeconds(); 75 | } 76 | 77 | function backupMsg(filename,obj) { 78 | var backup_file = fs.readFileSync(backup_filename); 79 | var msg= backup_file!='' ? JSON.parse(backup_file) : []; 80 | msg.push(obj); 81 | var str = '[\n' 82 | msg.forEach((value,index) =>{ 83 | if (index!==0) { 84 | str+=',\n'; 85 | } 86 | str += ' {\n "name":"'+value.name+'",\n "time":"'+value.time+'",\n "content":"'+value.content+'"\n }'; 87 | } ); 88 | str += '\n]'; 89 | fs.writeFile(filename, str, (err) => { 90 | if (err) { 91 | console.log("fail write :" + arr + " "+Date() + "\n error:"+err); 92 | } 93 | }); 94 | } 95 | 96 | 97 | 98 | -------------------------------------------------------------------------------- /backup/example.json: -------------------------------------------------------------------------------- 1 | [ 2 | { 3 | "name":"测试人员1", 4 | "time":"2017-2-13 23:32:17", 5 | "content":"一条简单的测试信息" 6 | }, 7 | { 8 | "name":"测试人2", 9 | "time":"2017-2-13 23:33:42", 10 | "content":"那你很棒哦" 11 | }, 12 | { 13 | "name":"测试人3", 14 | "time":"2017-2-13 23:33:54", 15 | "content":"肯定很棒哦" 16 | }, 17 | { 18 | "name":"12", 19 | "time":"2017-2-15 17:41:39", 20 | "content":"12" 21 | }, 22 | { 23 | "name":"温柔", 24 | "time":"2017-2-15 17:41:43", 25 | "content":"温柔为温柔" 26 | }, 27 | { 28 | "name":"23423", 29 | "time":"2017-2-15 17:41:47", 30 | "content":"4234234" 31 | }, 32 | { 33 | "name":"2345而额温柔", 34 | "time":"2017-2-15 17:41:53", 35 | "content":"二23日23sdf" 36 | }, 37 | { 38 | "name":"阿什顿飞", 39 | "time":"2017-2-15 17:41:57", 40 | "content":"二请问人情味" 41 | }, 42 | { 43 | "name":"让人23", 44 | "time":"2017-2-15 17:42:2", 45 | "content":"23日23 23 3" 46 | }, 47 | { 48 | "name":"3241432", 49 | "time":"2017-2-15 18:58:0", 50 | "content":"234124214" 51 | }, 52 | { 53 | "name":"234", 54 | "time":"2017-2-15 18:58:4", 55 | "content":"dfsdfs" 56 | }, 57 | { 58 | "name":"12354", 59 | "time":"2017-2-15 18:58:7", 60 | "content":"21341234" 61 | }, 62 | { 63 | "name":"2341234", 64 | "time":"2017-2-15 18:58:11", 65 | "content":"2341243" 66 | }, 67 | { 68 | "name":"21341234", 69 | "time":"2017-2-15 18:58:15", 70 | "content":"123412341234" 71 | }, 72 | { 73 | "name":"324234", 74 | "time":"2017-2-15 19:4:45", 75 | "content":"234234" 76 | }, 77 | { 78 | "name":"2342134", 79 | "time":"2017-2-15 19:4:49", 80 | "content":"说的方式答复" 81 | }, 82 | { 83 | "name":"21342", 84 | "time":"2017-2-15 19:4:53", 85 | "content":"2341234" 86 | }, 87 | { 88 | "name":"时代发生的", 89 | "time":"2017-2-15 19:4:56", 90 | "content":"sdf收到" 91 | }, 92 | { 93 | "name":"234234", 94 | "time":"2017-2-15 19:5:0", 95 | "content":"2342343" 96 | } 97 | ] -------------------------------------------------------------------------------- /config.json: -------------------------------------------------------------------------------- 1 | { 2 | "history_num":20, 3 | "sever_port":80, 4 | "backup":true, 5 | "backup_filename":"./backup/example.json" 6 | } -------------------------------------------------------------------------------- /index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 一个简单的Web聊天室 5 | 6 | 7 | 8 | 9 | 10 | 11 |
12 |
展开在线用户列表
13 |
14 |

15 |
16 |
17 |

18 |
19 |
20 | 21 | 22 | 23 |
24 |
25 | 当前在线人数:{{personlist.length}}
26 | 在线人列表:
27 | {{x}}
 28 |
收起
29 |
30 |
31 | 32 | 33 | 34 | 35 | -------------------------------------------------------------------------------- /package.json: -------------------------------------------------------------------------------- 1 | { 2 | "name": "websocket-express-webchat", 3 | "version": "1.0.1", 4 | "description": "基于websocket的一个简单的聊天室", 5 | "main": "index.js", 6 | "scripts": { 7 | "test": "echo \"Error: no test specified\" && exit 1" 8 | }, 9 | "author": "", 10 | "license": "ISC", 11 | "dependencies": { 12 | "angular": "^1.6.2", 13 | "animate.css": "^3.5.2", 14 | "async-lock": "^0.3.9", 15 | "bootstrap": "^3.3.7", 16 | "express": "^4.14.1", 17 | "less": "^2.7.2", 18 | "normalize.css": "^5.0.0", 19 | "socket.io": "^1.7.2" 20 | } 21 | } 22 | -------------------------------------------------------------------------------- /public/css/index.css: -------------------------------------------------------------------------------- 1 | * { 2 | padding: 0; 3 | margin: 0; 4 | box-sizing: border-box; 5 | font-family: 'microsoft yahei'; 6 | font-weight: bold; 7 | } 8 | #chat { 9 | margin: 0 auto; 10 | max-width: 600px; 11 | width: 100%; 12 | min-height: 200px ; 13 | height: 100vh; 14 | min-height: 500px; 15 | position: relative; 16 | } 17 | #message { 18 | width: 100%; 19 | height: 80%; 20 | overflow-y: scroll; 21 | box-sizing: border-box; 22 | background-image: url("/static/img/bg.jpg"); 23 | background-size: cover; 24 | } 25 | #input { 26 | width: 100%; 27 | height: 15%; 28 | } 29 | #text { 30 | resize: none; 31 | width: 80%; 32 | height: 100%; 33 | float: left; 34 | } 35 | #send { 36 | height: 70%; 37 | width: 20%; 38 | text-align: center; 39 | float: right; 40 | } 41 | #item { 42 | padding: 0 20px; 43 | margin-bottom: 5px; 44 | word-wrap: normal; 45 | word-break: break-all; 46 | word-wrap: break-word; 47 | } 48 | #name { 49 | height: 30%; 50 | width: 20%; 51 | } 52 | #person_list { 53 | position: absolute; 54 | top: 0; 55 | left: 0; 56 | width: 100%; 57 | z-index: 11; 58 | background-color: blue; 59 | padding: 20px; 60 | display: none; 61 | background-image: url("/static/img/pl.jpg"); 62 | background-size: cover; 63 | } 64 | #retract { 65 | text-align: center; 66 | } 67 | #spread { 68 | text-align: center; 69 | height: 5%; 70 | } 71 | /*定义滚动条高宽及背景 高宽分别对应横竖滚动条的尺寸*/ 72 | ::-webkit-scrollbar { 73 | width: 15px; 74 | height: 16px; 75 | background-color: #F5F5F5; 76 | } 77 | /*定义滚动条轨道 内阴影+圆角*/ 78 | ::-webkit-scrollbar-track { 79 | -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3); 80 | border-radius: 10px; 81 | background-color: #F5F5F5; 82 | } 83 | /*定义滑块 内阴影+圆角*/ 84 | ::-webkit-scrollbar-thumb { 85 | border-radius: 10px; 86 | -webkit-box-shadow: inset 0 0 6px pink; 87 | background-color: pink; 88 | } 89 | -------------------------------------------------------------------------------- /public/img/bg.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ShanaMaid/websocket-express-webchat/e4ab53ba9a836241c2fbedbee321c3b9928656db/public/img/bg.jpg -------------------------------------------------------------------------------- /public/img/pl.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ShanaMaid/websocket-express-webchat/e4ab53ba9a836241c2fbedbee321c3b9928656db/public/img/pl.jpg -------------------------------------------------------------------------------- /public/js/index.js: -------------------------------------------------------------------------------- 1 | "use strict"; 2 | const msg = document.getElementById('message'); 3 | var app = angular.module('webchat', []); 4 | 5 | app.controller('myCtrl', function($scope) { 6 | $scope.data = []; //接收-消息队列 7 | $scope.name = ''; 8 | $scope.content = ''; 9 | $scope.personnum = 0; 10 | $scope.personlist = []; 11 | $scope.flag = false; 12 | const socket_url = 'http://localhost'; 13 | var pl = angular.element(document.getElementById('person_list')); 14 | 15 | var socket = io(socket_url); 16 | socket.on('news', (data) => { 17 | ($scope.data).push(data); 18 | $scope.$apply(); 19 | msg.scrollTop = msg.scrollHeight; 20 | }); 21 | 22 | socket.on('history', (data) => { 23 | for(let x in data){ 24 | ($scope.data).push(data[x]); 25 | } 26 | ($scope.data).push({content:'----------以上是历史消息-----------'}); 27 | $scope.$apply(); 28 | msg.scrollTop = msg.scrollHeight; 29 | }); 30 | 31 | socket.on('updatePerson', (data) => { 32 | $scope.personlist = data; 33 | $scope.$apply(); 34 | }); 35 | 36 | $scope.sendMsg = (data = $scope.content)=>{ 37 | var date = new Date(); 38 | if (!$scope.flag){ 39 | $scope.flag = true; 40 | socket.emit('setUserName', $scope.name); 41 | } 42 | if ($scope.content!='') 43 | socket.emit('sendMsg', data); 44 | $scope.content=''; 45 | }; 46 | 47 | $scope.enter = function(e){ 48 | var keycode = window.event?e.keyCode:e.which; 49 | if(keycode==13){ 50 | $scope.sendMsg(); 51 | } 52 | }; 53 | 54 | $scope.retract = function () { 55 | pl.removeClass('flipInX'); 56 | pl.addClass('flipOutX'); 57 | }; 58 | 59 | $scope.spread = function () { 60 | pl.removeClass('flipOutX'); 61 | pl.css({display:"block"}); 62 | pl.addClass('flipInX'); 63 | }; 64 | }); 65 | -------------------------------------------------------------------------------- /public/less/index.less: -------------------------------------------------------------------------------- 1 | *{ 2 | padding: 0; 3 | margin: 0; 4 | box-sizing: border-box; 5 | font-family: 'microsoft yahei'; 6 | font-weight: bold; 7 | } 8 | 9 | #chat{ 10 | margin: 0 auto; 11 | max-width: 600px; 12 | width: 100%; 13 | min-height:200px ; 14 | height: 100vh; 15 | min-height: 500px; 16 | position: relative; 17 | } 18 | 19 | #message{ 20 | width: 100%; 21 | height: 80%; 22 | overflow-y: scroll; 23 | box-sizing: border-box; 24 | background-image: url("/static/img/bg.jpg"); 25 | background-size: cover; 26 | } 27 | 28 | #input{ 29 | width: 100%; 30 | height: 15%; 31 | } 32 | 33 | #text{ 34 | resize: none; 35 | width: 80%; 36 | height: 100%; 37 | float: left; 38 | } 39 | 40 | #send{ 41 | height: 70%; 42 | width: 20%; 43 | text-align: center; 44 | float: right; 45 | } 46 | 47 | #item{ 48 | padding: 0 20px; 49 | margin-bottom:5px; 50 | word-wrap: break-word; 51 | word-wrap: normal; 52 | word-break:break-all; 53 | word-wrap:break-word; 54 | } 55 | 56 | #name{ 57 | height: 30%; 58 | width: 20%; 59 | } 60 | 61 | #person_list{ 62 | position: absolute; 63 | top: 0; 64 | left: 0; 65 | width: 100%; 66 | z-index: 11; 67 | background-color: blue; 68 | padding: 20px; 69 | display: none; 70 | background-image: url("/static/img/pl.jpg"); 71 | background-size: cover; 72 | } 73 | 74 | #retract{ 75 | text-align: center; 76 | } 77 | 78 | #spread{ 79 | #retract; 80 | height: 5%; 81 | } 82 | /*定义滚动条高宽及背景 高宽分别对应横竖滚动条的尺寸*/ 83 | ::-webkit-scrollbar 84 | { 85 | width: 15px; 86 | height: 16px; 87 | background-color: #F5F5F5; 88 | } 89 | 90 | /*定义滚动条轨道 内阴影+圆角*/ 91 | ::-webkit-scrollbar-track 92 | { 93 | -webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.3); 94 | border-radius: 10px; 95 | background-color: #F5F5F5; 96 | } 97 | 98 | /*定义滑块 内阴影+圆角*/ 99 | ::-webkit-scrollbar-thumb 100 | { 101 | border-radius: 10px; 102 | -webkit-box-shadow: inset 0 0 6px pink; 103 | background-color: pink; 104 | } 105 | 106 | --------------------------------------------------------------------------------