<template>
<div id="infocenter">
<!-- 頭部標題欄 -->
<HeadTop title="個人信息中心">
<span slot="left">
<div @click="routerback">
<Icon type="md-arrow-round-back" size="20" /><span>返回</span>
</div>
</span>
<span slot="right"></span>
</HeadTop>
<!-- 內容 -->
<div>
<div class="upload">
<!-- 個人信息 start -->
<div style="width:280px;margin:0 auto;text-align:center;">
<!-- 展示用戶信息,可以修改 start -->
<div v-if="showInfo">
<Form :model="info" label-position="right" :label-width="100">
<img :src="this.info.avatarurl" width="60" height="60"/>
<FormItem label="暱稱:" style="text-align:left;">
{{this.info.username}}
</FormItem>
<FormItem label="簡介:" style="text-align:left;">
{{this.info.disc}}
</FormItem>
</Form>
<Button type="warning" @click="changeInfo" ghost>修改</Button>
</div>
<!-- 展示用戶信息,可以修改 end -->
<!-- 修改用戶信息表單 start -->
<div v-if="showForm">
<Form :model="info" label-position="left" :label-width="100">
<div>
<img @click.stop="uploadHeadImg" :src="this.info.avatarurl" width="60" height="60"/>
<input type="file" accept="image/*" @change="handleFile" id="hiddenInput" />
</div>
<FormItem label="暱稱">
<Input v-model="info.username" />
</FormItem>
<FormItem label="簡介">
<Input type="textarea" v-model="info.disc" :autosize="{minRows: 2,maxRows: 5}" />
</FormItem>
</Form>
<Button type="success" @click="sureInfo" ghost>確定</Button>
<Button type="info" @click="cancelInfo" ghost>取消</Button>
</div>
<!-- 修改用戶信息表單 end -->
{{this.info}}
{{this.oldinfo}}
</div>
<!-- 個人信息 end -->
</div>
</div>
</div>
</template>
<script>
import store from '../../vuex/store'
import HeadTop from '../components/HeadTop/HeadTop'
import axios from 'axios'
export default {
name:"Infocenter",
data(){
return {
//用戶框,修改框 展示與否
showInfo:true,
showForm:false,
//用戶信息(來接受路由傳遞過來的query),並且在界面上動態改變,如果用戶確定則向後臺提交
info:{},
//緩存用戶信息,防止取消修改信息後原信息丟失
oldinfo:{},
//待上傳的圖片文件
pic_file:{},
//上傳頭像相關
content: '',//分享動態的文字內容
maxSize: 10240000 / 2,//圖片的最大大小
maxCount: 8,//最大數量
filesArr: [],//保存要上傳圖片的數組
images: []//轉成base64後的圖片的數組
}
},
//引入vuex
store,
//引入子組件
components: {
HeadTop,
},
//方法
methods:{
routerback(){//後退:返回上一個頁面
this.$router.back(-1);
},
changeInfo(){// 用戶信息框消失,修改信息框展示
this.showInfo = false;
this.showForm = true;
},
sureInfo(){//確定修改用戶信息,並提交給後臺
// 用戶信息框展示,修改信息框消息
this.showInfo = true;
this.showForm = false;
//添加接口所需的數據file--頭像,username--用戶名,disc--簡介,_id--唯一標識
var formData=new FormData();// 創建form對象:接口所需的所有數據formData,即後臺的req.body
formData.append('file',this.pic_file);
formData.append('username', this.info.username);
formData.append('disc', this.info.disc);
formData.append('_id', this.info._id);
console.log('打印formData')
console.log(formData)
this.$axios.post('http://localhost:4444/uploadFile', formData, {
headers: {
"Content-Type": "application/x-www-form-urlencoded"
}
}).then((res) => {//res.data爲後臺返回的信息
alert(res.data.msg);
this.info.avatarurl = res.data.avatarurl;
// 更新備份數據,否則cancelInfo()時還是發送請求之前的數據作爲備份數據
this.oldinfo = Object.assign({}, this.info);
})
.catch(err=>{
alert('修改個人信息失敗!');
//將緩存用戶信息賦值給用戶修改的原信息,防止導致視覺效果已經修改信息
this.info = Object.assign({}, this.oldinfo);
console.log(err);
})
},
cancelInfo(){ //取消 修改用戶信息
// 用戶信息框展示,修改信息框消息
this.showInfo = true;
this.showForm = false;
//緩存用戶信息,防止取消修改信息後原信息丟失
this.info = Object.assign({}, this.oldinfo);
},
//頭像上傳
// 打開圖片上傳
uploadHeadImg: function () {
this.$el.querySelector('#hiddenInput').click();
},
//點擊圖片觸發 將頭像顯示(不涉及上傳圖片)
handleFile: function (e) {
let $target = e.target || e.srcElement;//找到input節點
let file = $target.files[0];//找到上傳的圖片
this.pic_file = $target.files[0];//存入data中
// 單純將頭像顯示
var reader = new FileReader();//將文件內容讀入內存,訪問本地文件
reader.onload = (data) => {//當讀取操作成功完成時調用
let res = data.target || data.srcElement;//捕獲當前事件作用的對象
this.info.avatarurl = res.result;//圖片被轉換成了二進制流(字符串類型),存儲在info的avatarurl中
};
reader.readAsDataURL(file);//將圖片內嵌在網頁之中--Base64
},
},//methods-end
//beforeCreate 將路由中的 用戶信息 賦值到 data(){} 中
beforeCreate(){
//防止token已經過期
var localtoken = localStorage.getItem("token");
var localusername = localStorage.getItem("user_name");
var localparams = {
token:localtoken,
user_name:localusername
};
this.$axios({
url:"http://localhost:4444/users/islogin",
method:"get",
params:localparams
})
.then(res=>{
console.log('這裏是vue[ 初始化 ]生命週期:');
if(res.data.status == 200){
this.info = res.data.info;
//對象賦值,分配一塊新的內存空間
this.oldinfo = Object.assign({}, this.info);
console.log(res.data.info);
}
})
.catch(err=>{
console.log(err)
})
},//beforreCreate-end
}
</script>
<style scoped>
#hiddenInput{
display: none;
}
</style>
var express = require('express');
var router = express.Router();
var path = require("path");
var User = require("../models/User");
var Info = require("../models/Info");
//圖片接收模塊
var multer = require('multer');
//頭像 接收,保存到服務端的配置---start
let filePath;
let fileName;
let Storage = multer.diskStorage({
destination: function (req, file, cb) {//計算圖片存放地址
cb(null, './public/images/uploads');
},
filename: function (req, file, cb) {//圖片文件名
fileName = Date.now() + '_' + parseInt(Math.random() * 1000000) + '.png';
filePath = '/public/images/uploads/' + fileName;
cb(null, fileName)
}
});
let upload = multer({ storage: Storage }).any();//file2表示圖片上傳文件的key
//頭像 接收,保存到服務端的配置---end
/* GET home page. */
router.get('/', function(req, res, next) {
res.render('index', { title: 'Express' });
});
/* 用於接收前端的用戶信息修改:頭像+文字
*/
router.post("/uploadFile", function(req, res, next) {
//req.body:前端發送的數據即formData
let formData = req.body;
upload(req, res, function (err) {//upload-start
if (err) {
return res.end(err);
}
console.log("進入圖片解析--------req.body");
console.log(req.body);
console.log("打印 req.files------");
console.log(req.files);
// 頭像路徑filePath初始化爲默認頭像
var filePath = "http://localhost:4444/public/images/uploads/default.png";
req.files.forEach((item, index) => {
filePath = `http://localhost:4444/public/images/uploads/${item.filename}`;
console.log("數據庫中的路徑filePath------------");
console.log(filePath);
});
res.json({
avatarurl: filePath,
msg: "修改個人信息成功!"
});
});//upload-end
});
//網絡查的 接收用戶信息
router.post('/shangchuan', function (req, res, next) {
upload(req, res, function (err) {
let content = req.body.content || '';
let username = req.body.username;
let imgs = [];//要保存到數據庫的圖片地址數組
if (err) {
return res.end(err);
}
if (req.files.length === 0) {
new Pyq({
writer: username,
content: content
}).save().then((result) => {
res.json({
result: result,
code: '0',
msg: '上傳成功'
});
})
}
/*client.delete('public/img/1.png', function (err) {
console.log(err)
});*/
let i = 0;
req.files.forEach((item, index) => {
let filePath = `./public/images/uploads/${item.filename}`;
put(item.filename, filePath, (result) => {
imgs.push(result.url);
i++;
if (i === req.files.length) {
//forEach循環是同步的,但上傳圖片是異步的,所以用一個i去標記圖片是否全部上傳成功
//這時才把數據保存到數據庫
new Pyq({
content: content,
writer: username,
pimg: imgs
}).save().then(() => {
res.json({
code: '0',
msg: '發佈成功'
});
})
}
})
})
})
});
module.exports = router;
var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');
//加載數據庫模塊
var mongoose = require("mongoose");
// 引入jwt token工具
const JwtUtil = require('./public/utils/jwt');
var indexRouter = require('./routes/index');
var usersRouter = require('./routes/users');
var app = express();
//解決跨域
app.all('*', function (req, res, next) {
//將外源設爲指定的域,比如:http://localhost:8080
res.header("Access-Control-Allow-Origin", "*");
//將Access-Control-Allow-Credentials設爲true 允許攜帶cookie
res.header('Access-Control-Allow-Credentials', true);
res.header("Access-Control-Allow-Headers", "X-Requested-With");
res.header("Access-Control-Allow-Methods", "PUT,POST,GET,DELETE,OPTIONS");
res.header("X-Powered-By", ' 3.2.1');
//配置options的請求返回,解決axios的post自定義頭部字段問題
// if (res.getMethod().equals("OPTIONS")) {
// HttpUtil.setResponse(response, HttpStatus.OK.value(), null);
// return;
// }
//返回數據格式爲json字符串
res.header("Content-Type", "application/json;charset=utf-8");
next();
});
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');
app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use('/public', express.static('public'));//將文件設置成靜態
// app.use(express.static(path.join(__dirname, 'public')));
/* 請求攔截器
*/
app.use(function (req, res, next) {
var url = req.url;
// 正則表達式匹配 匹配api '?' 前的路徑,去除query參數
url = url.match(/(\S*)\?/)[1];
console.log('匹配正則後');
console.log(url);
// 把登陸和註冊請求去掉了,其他的多有請求都需要進行token校驗
if (url != "/users/login" && url != "/users/register") {
console.log("進入app.js攔截器,打印result");
/*沒有弄明白怎麼在headers中設置token
let token = req.headers.token;
*/
if (req.query.token){
console.log("從req.query中獲得token");
var token = req.query.token;
}
if (req.headers.token) {
console.log("從req.headers中獲得token");
var token = req.headers.token;
}
let jwt = new JwtUtil(token);
let result = jwt.verifyToken();
// 如果考驗通過就next,否則就返回登陸信息不正確(與jwt.js返回有關)
if (result == 'err') {
console.log('token已過期,被攔截器攔截');
console.log(result);
res.send({ status: 403, msg: "尚未登錄(登錄已過期),請重新登錄!" });
} else {
console.log('token沒過期,進入對應的路由')
next();
}
} else {
//放過 登錄 和 註冊 請求
next();
}
});
app.use('/', indexRouter);
app.use('/users', usersRouter);
// catch 404 and forward to error handler
app.use(function(req, res, next) {
next(createError(404));
});
// error handler
app.use(function(err, req, res, next) {
// set locals, only providing error in development
res.locals.message = err.message;
res.locals.error = req.app.get('env') === 'development' ? err : {};
// render the error page
res.status(err.status || 500);
res.render('error');
});
//連接數據庫
mongoose.connect('mongodb://localhost:27222/blog', function (err) {
if (err) {
console.log(err);
console.log('數據庫連接失敗!');
} else {
console.log("數據庫連接成功!");
}
});
module.exports = app;