first commit

node+vue/shop-bend/.pydio

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+977e97ad-3d32-417a-8112-4cc8fccb6164

node+vue/shop-bend/app.js

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+var createError = require('http-errors');
+var express = require('express');
+var cookieParser = require('cookie-parser');
+var logger = require('morgan');
+var config = require('./config');
+
+// 导入路由
+var CartRouter = require('./routes/cart');
+var OrderRouter = require('./routes/order');
+var ShopRouter = require('./routes/shop');
+var UserRouter = require('./routes/user');
+
+var app = express();
+// 跨域请求头设置
+app.all("*", function (req, res, next) {
+  res.header("Access-Control-Allow-Origin", "*");
+  res.header(
+    "Access-Control-Allow-Headers",
+    "Content-Type,token,Content-Length, Authorization, Accept,X-Requested-With"
+  );
+  res.header("Access-Control-Allow-Methods", "PUT,POST,GET,DELETE,OPTIONS");
+  res.header("X-Powered-By", "bmy");
+  if (req.method == "OPTIONS") res.sendStatus(200);
+  else next();
+});
+
+// 中间件设置
+app.use(logger('dev'));
+// 设置 HTTP请求的大小限制 为100mb
+app.use(express.json({
+  limit: config.dev.httpSize
+}));
+app.use(express.urlencoded({ limit: config.dev.httpSize, extended: false }));
+app.use(cookieParser());
+
+// 配置挂载路由
+app.use('/api/json/shop/', ShopRouter);
+app.use('/api/json/user/', UserRouter);
+app.use('/api/json/cart/', CartRouter)
+app.use('/api/json/order/', OrderRouter)
+
+// 捕捉404错误
+app.use(function (req, res, next) {
+  next(createError(404));
+});
+
+// 错误处理
+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);
+
+});
+
+module.exports = app;

node+vue/shop-bend/bin/.pydio

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+44ccb1d1-5187-42b2-a1ef-586343d71f3c

node+vue/shop-bend/bin/www

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+#!/usr/bin/env node
+
+/**
+ * Module dependencies.
+ */
+
+var app = require('../app');
+var debug = require('debug')('shop-bend:server');
+var http = require('http');
+var config = require('./../config')
+/**
+ * Get port from environment and store in Express.
+ */
+
+var port = normalizePort(process.env.PORT || config.dev.port);
+app.set('port', port);
+
+/**
+ * Create HTTP server.
+ */
+
+var server = http.createServer(app);
+
+/**
+ * Listen on provided port, on all network interfaces.
+ */
+
+server.listen(port);
+server.on('error', onError);
+server.on('listening', onListening);
+
+/**
+ * Normalize a port into a number, string, or false.
+ */
+
+function normalizePort(val) {
+  var port = parseInt(val, 10);
+
+  if (isNaN(port)) {
+    // named pipe
+    return val;
+  }
+
+  if (port >= 0) {
+    // port number
+    return port;
+  }
+
+  return false;
+}
+
+/**
+ * Event listener for HTTP server "error" event.
+ */
+
+function onError(error) {
+  if (error.syscall !== 'listen') {
+    throw error;
+  }
+
+  var bind = typeof port === 'string'
+    ? 'Pipe ' + port
+    : 'Port ' + port;
+
+  // handle specific listen errors with friendly messages
+  switch (error.code) {
+    case 'EACCES':
+      console.error(bind + ' requires elevated privileges');
+      process.exit(1);
+      break;
+    case 'EADDRINUSE':
+      console.error(bind + ' is already in use');
+      process.exit(1);
+      break;
+    default:
+      throw error;
+  }
+}
+
+/**
+ * Event listener for HTTP server "listening" event.
+ */
+
+function onListening() {
+  var addr = server.address();
+  var bind = typeof addr === 'string'
+    ? 'pipe ' + addr
+    : 'port ' + addr.port;
+  console.log(`Api is run this: ${config.dev.ipAddress}:${config.dev.port}`);
+}

node+vue/shop-bend/cache/.pydio

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+c4e4d830-303d-4c00-bb1f-c77d83c90ba3

node+vue/shop-bend/cache/index.js

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+const redis = require("redis");
+const config = require("../config");
+
+class Redis {
+    constructor() {
+        // 创建redis服务
+        this.client = redis.createClient(config.dev.redis.port, config.dev.redis.host);
+        // 监听错误
+        this.client.on("error", function (err) {
+            console.log("redis 连接失败：" + err);
+        });
+    }
+    /**
+     * 设置缓存值
+     * @param {*string} key 名称
+     * @param {*string} value 数值
+     */
+    Set(key, value) {
+        this.client.set(key, JSON.stringify(value), redis.print)
+    }
+
+    /**
+     * 获取缓存数值
+     * @param {*string} key 名称
+     */
+    Get(key) {
+        return new Promise((resolve, reject) => {
+            this.client.expire(key, config.dev.redis.timeout);
+            this.client.get(key, function (error, result) {
+                if (error) reject(error)
+                resolve(JSON.parse(result))
+            })
+        })
+    }
+}
+
+module.exports = new Redis()

node+vue/shop-bend/config/.pydio

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+8c41a9e9-d24a-4e24-8b98-acdc9d2838f2

node+vue/shop-bend/config/index.js

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+const config = {
+    dev: {
+        port: 3080, // 端口配置，网站上线服务器后改这个为 80端口
+        ipAddress: "http://127.0.0.1",
+        httpSize: "100mb",
+        api: {
+            success: 200, //网络请求成功
+            error: 404,  // 网络请求失败
+            CodeError: 500 // 服务器内部错误或者异常
+        },
+        // 公私钥地址
+        rsa: {
+            privateKey: "../config/rsa_private_key.pem",
+            publicKey: "../config/rsa_public_key.pem",
+        },
+        // mysql 数据库连接信息
+        mysql: {
+            host: '127.0.0.1',
+            user: 'root',
+            password: 'root',
+            database: 'shop'
+        },
+        // redis 连接配置信息
+        redis: {
+            host: "127.0.0.1",
+            port: "6379",
+            timeout: 60
+        },
+        // 后端各api接口的sql语句
+        sql: {
+            shop: {
+                index: "select * from shop_commodity ORDER BY id DESC limit ?,?",
+                info: "select * from shop_commodity where id = ?",
+                brand: "select * from shop_commodity where commodity_brand = ?"
+            },
+            order: {
+                addOrder: "insert into shop_order(user_id,commodity_id,order_number,order_status,order_total,order_size) value (?,?,?,?,?,?)",
+                deleteCarts: "delete from shop_cart where user_id = ? and commodity_id = ?",
+                selectOrder: "SELECT user_id,commodity_id,order_number,order_status,order_total,order_size, shop_commodity.* FROM shop_order ,shop_commodity WHERE shop_order.commodity_id = shop_commodity.id AND shop_order.user_id = ? AND shop_order.order_status = ?  "
+            },
+            user: {
+                add: "insert into shop_user(user_name,user_pwd,user_nicname) value (?,?,?)",
+                login: "select id,user_name,user_nicname,user_icons,user_money from shop_user where user_name = ? and user_pwd = ?",
+                setAddress: "UPDATE shop_user SET user_truename = ? , user_addres = ? WHERE id = ? ",
+                updateMoney: "UPDATE shop_user SET user_money = ? WHERE id = ? "
+            },
+            cart: {
+                add: "insert into shop_cart(commodity_id,user_id,cart_nums) value (?,?,1)",
+                checkCart: "select * from shop_cart where commodity_id = ? and user_id = ?",
+                selectCart: "SELECT shop_cart.cart_nums, shop_cart.id AS cid, shop_commodity.* FROM shop_cart ,shop_commodity WHERE shop_cart.commodity_id = shop_commodity.id AND shop_cart.user_id = ?",
+                deleteCart: "delete from shop_cart where id = ?"
+            }
+        }
+    }
+}
+
+module.exports = config

node+vue/shop-bend/config/rsa_private_key.pem

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+-----BEGIN RSA PRIVATE KEY-----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+-----END RSA PRIVATE KEY-----

node+vue/shop-bend/config/rsa_public_key.pem

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+-----BEGIN PUBLIC KEY-----
+MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCzkEs/kJgaFGIAM/TQRjzUtJ9v
+e9enk6heGj/JbcvHVOwFYw2qCNUhuaFE9rYDL+CzX3+cf7inRIJCvSnC0bdGCZ+i
+943uSudTkqT+guv03jTzvLy2TD+Bp41/ToNiPWG56p1keHE0Gwsr7o0waIcWrLpF
+JnzyW/fOYQjboRz7nwIDAQAB
+-----END PUBLIC KEY-----

node+vue/shop-bend/db/.pydio

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+6e1b7194-265c-4144-a2cb-64013f9ccde9

node+vue/shop-bend/db/index.js

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+/**
+ * mysql 数据库连接&操作的基础类
+ */
+const mysql = require('mysql');
+const config = require("../config")
+class DB {
+    constructor() {
+        // 创建数据库链接
+        this.db = mysql.createConnection(config.dev.mysql);
+        // 链接数据库
+        this.db.connect();
+    }
+
+    /**
+     * 执行数据库操作
+     * @param {*string} sql 数据库语句
+     * @param {*array} par sql语句的参数
+     */
+    query(sql, par = []) {
+        var status;
+        return new Promise((resolve, reject) => {
+            this.db.query(sql, par, function (error, results, fields) {
+                if (error) reject(error)
+                results.length == 0 ? resolve({
+                    status: config.dev.api.error,
+                    data: "没有数据..."
+                }) : resolve({
+                    status: config.dev.api.success,
+                    data: results
+                });
+            });
+        })
+    }
+}
+
+
+module.exports = new DB()

node+vue/shop-bend/index.http

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+GET http://127.0.0.1:3000/api/json/shop/index HTTP/1.1
+content-type: application/json
+token : "csLYAGBfv5VvkH/R623nXPvoPsVtdielryGPtLGi2VUHyeuHKlmz31aNzbKZm5IXWTA5ek/1O/4JTq11iw3gmJy/eYxdzgZQwMgHx28z/eg7VMs9s8hbN2xa7+/UdTiSjteluqs5Bwk1lMjqWosfphIOagYLU7gE1/l+z494Qxw="

node+vue/shop-bend/index.js

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+/**
+ * 公共依赖导入
+ */
+const express = require('express');
+const router = express.Router();
+const mysql = require("./db")
+const utils = require("./utils")
+const Ver = require("./utils/ver")
+const redis = require("./cache")
+const config = require("./config")
+
+
+
+module.exports = { express, router, mysql, Ver, redis, config, utils }

node+vue/shop-bend/package.json

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+{
+  "name": "shop-bend",
+  "version": "1.2.1",
+  "private": true,
+  "scripts": {
+    "dev": "./node_modules/.bin/node-dev ./bin/www",
+    "start": "pm2 start ./bin/www --watch -i max --name be",
+    "restart": "pm2 restart ./bin/www",
+    "stop": "pm2 stop be",
+    "list": "pm2 list",
+    "log": "pm2 logs"
+  },
+  "dependencies": {
+    "cookie-parser": "~1.4.3",
+    "debug": "~2.6.9",
+    "express": "~4.16.0",
+    "http-errors": "~1.6.2",
+    "morgan": "~1.9.0",
+    "node-rsa": "^1.0.1"
+  },
+  "devDependencies": {
+    "md5": "^2.2.1",
+    "mysql": "^2.16.0",
+    "node-dev": "^3.1.3",
+    "redis": "^2.8.0"
+  }
+}

node+vue/shop-bend/routes/.pydio

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+e3a7d513-22f1-4c5a-9073-8bad84db8b6c

node+vue/shop-bend/routes/cart.js

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+const _ = require("..");
+
+/**
+ * 用户收藏商品
+ * userid: 用户id
+ * shopid: 商品id
+ * http://127.0.0.1:3000/api/json/cart/addCart
+ */
+_.router.post('/addCart', _.Ver.Verification, async (req, res, next) => {
+    let params = JSON.parse(req.unparams)
+    let userid = params.userid,
+        shopid = params.shopid,
+        list = await _.mysql.query(_.config.dev.sql.cart.add, [shopid, userid]);
+    res.json({
+        status: list.status,
+        data: _.utils.public_encrypt(list.data)
+    })
+});
+
+/**
+ * 检查商品是否被收藏过
+ * userid: 用户id
+ * shopid: 商品id
+ * http://127.0.0.1:3000/api/json/cart/checkCart
+ */
+_.router.post('/checkCart', _.Ver.Verification, async (req, res, next) => {
+    let params = JSON.parse(req.unparams)
+    let userid = params.userid,
+        shopid = params.shopid,
+        list = await _.mysql.query(_.config.dev.sql.cart.checkCart, [shopid, userid]);
+    res.json({
+        status: list.status,
+        data: _.utils.public_encrypt(list.data)
+    })
+});
+
+/**
+ * 查找用户的购物车数据
+ * userid: 用户id
+ * http://127.0.0.1:3000/api/json/cart/selectCart
+ */
+_.router.post('/selectCart', _.Ver.Verification, async (req, res, next) => {
+    let params = JSON.parse(req.unparams)
+    let userid = params.userid,
+        list = await _.mysql.query(_.config.dev.sql.cart.selectCart, [userid]);
+    res.json({
+        status: list.status,
+        data: _.utils.public_encrypt(list.data)
+    })
+});
+
+
+/**
+ * 删除用户购物车的商品
+ * cid: 购物车表的id，前端的cid字段
+ * http://127.0.0.1:3000/api/json/cart/deleteCart
+ */
+_.router.post('/deleteCart', _.Ver.Verification, async (req, res, next) => {
+    let params = JSON.parse(req.unparams)
+    let cid = params.cid,
+        list = await _.mysql.query(_.config.dev.sql.cart.deleteCart, [cid]);
+    res.json({
+        status: list.status,
+        data: _.utils.public_encrypt(list.data)
+    })
+});
+
+module.exports = _.router;

node+vue/shop-bend/routes/order.js

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+const _ = require("..");
+
+/**
+ * 提交订单
+ * brand: 商品的分类(品牌)
+ * http://127.0.0.1:3000/api/json/order/addOrder
+ */
+_.router.post('/addOrder', _.Ver.Verification, async (req, res, next) => {
+    let params = JSON.parse((JSON.parse(req.unparams)).order),
+        totals = JSON.parse(req.unparams).orderTotal,
+        money = JSON.parse(req.unparams).money;
+    let order_number = _.utils.Timemap()
+    // 插入到订单表
+    for (var i = 0; i < params.length; i++) {
+        await _.mysql.query(_.config.dev.sql.order.addOrder, [params[i].uid, params[i].sid, order_number, '1', params[i].total, params[i].size]);
+    }
+
+    // 删除购物车数据
+    for (var i = 0; i < params.length; i++) {
+        await _.mysql.query(_.config.dev.sql.order.deleteCarts, [params[i].uid, params[i].sid]);
+    }
+
+    await _.mysql.query(_.config.dev.sql.user.updateMoney, [money - totals, params[0].uid]);
+
+
+    res.json({
+        status: 200,
+        data: _.utils.public_encrypt([
+            {
+                orderNumber: order_number
+            }
+        ])
+    })
+
+});
+
+
+
+/**
+ * 查看订单状态
+ * userid: 用户id
+ * status: 订单状态id
+ * http://127.0.0.1:3000/api/json/order/checkOrder
+ */
+_.router.post('/checkOrder', _.Ver.Verification, async (req, res, next) => {
+    let params = JSON.parse(req.unparams)
+    let userid = params.userid,
+        status = params.status,
+        list = await _.mysql.query(_.config.dev.sql.order.selectOrder, [userid, status]);
+
+    res.json({
+        status: list.status,
+        data: _.utils.public_encrypt(list.data)
+    })
+});
+
+module.exports = _.router;

node+vue/shop-bend/routes/shop.js

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+const _ = require("..")
+
+/**
+ * 进入商品的详情页面
+ * id: 商品的id
+ * http://127.0.0.1:3000/api/json/shop/info
+ */
+_.router.get('/info', _.Ver.Verification, async (req, res, next) => {
+    let id = (JSON.parse(req.unparams)).id,
+        list = await _.mysql.query(_.config.dev.sql.shop.info, [id]);
+    res.json({
+        status: list.status,
+        data: _.utils.public_encrypt(list.data)
+    })
+});
+
+
+/**
+ * 首页接口，实现分页
+ * page: 前端提供, 如果用户第一次访问app，让前端加密一个空的对象
+ * http://127.0.0.1:3000/api/json/shop/index
+ */
+_.router.get('/index', _.Ver.Verification, async (req, res, next) => {
+    let params = JSON.parse(req.unparams),
+        pages = 0,
+        totalPage = 15;
+
+    params.hasOwnProperty("page") ? pages = params.page : pages = 0;
+    let startPage = pages * totalPage
+
+    list = await _.mysql.query(_.config.dev.sql.shop.index, [startPage, totalPage]);
+
+    _.redis.Set(req.url, _.utils.public_encrypt(list.data))
+    res.json({
+        status: list.status,
+        data: _.utils.public_encrypt(list.data)
+    })
+});
+
+
+/**
+ * 进入商品的详情页面
+ * brand: 商品的分类(品牌)
+ * http://127.0.0.1:3000/api/json/shop/class
+ */
+_.router.get('/class', _.Ver.Verification, async (req, res, next) => {
+    let brand = (JSON.parse(req.unparams)).brand,
+        list = await _.mysql.query(_.config.dev.sql.shop.brand, [brand]);
+    res.json({
+        status: list.status,
+        data: _.utils.public_encrypt(list.data)
+    })
+});
+
+
+module.exports = _.router;

node+vue/shop-bend/routes/user.js

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+const _ = require("..")
+
+
+/**
+ * 进入商品的详情页面
+ * phone: 用户名字(手机号)
+ * nickname: 昵称
+ * pwd: 密码
+ * http://127.0.0.1:3000/api/json/user/addUser
+ */
+_.router.post('/addUser', _.Ver.Verification, async (req, res, next) => {
+    let params = JSON.parse(req.unparams)
+    let phone = params.phone,
+        nickname = params.nickname,
+        pwd = params.pwd,
+        list = await _.mysql.query(_.config.dev.sql.user.add, [phone, _.utils.md5Text(pwd), nickname]);
+    res.json({
+        status: list.status,
+        data: _.utils.public_encrypt(list.data)
+    })
+});
+
+/**
+ * 进入商品的详情页面
+ * phone: 用户名字(手机号)
+ * pwd: 密码
+ * http://127.0.0.1:3000/api/json/user/login
+ */
+_.router.post('/login', _.Ver.Verification, async (req, res, next) => {
+    let params = JSON.parse(req.unparams)
+    let phone = params.phone,
+        pwd = params.pwd,
+        list = await _.mysql.query(_.config.dev.sql.user.login, [phone, _.utils.md5Text(pwd)]);
+    res.json({
+        status: list.status,
+        data: _.utils.public_encrypt(list.data)
+    })
+});
+
+/**
+ * 进入商品的详情页面
+ * phone: 用户名字(手机号)
+ * pwd: 密码
+ * http://127.0.0.1:3000/api/json/user/setAddress
+ */
+_.router.post('/setAddress', _.Ver.Verification, async (req, res, next) => {
+    let params = JSON.parse(req.unparams)
+    let truename = params.truename,
+        address = params.address,
+        uid = params.uid,
+        list = await _.mysql.query(_.config.dev.sql.user.setAddress, [truename, address, uid]);
+    res.json({
+        status: list.status,
+        data: _.utils.public_encrypt(list.data)
+    })
+});
+
+
+
+module.exports = _.router;

node+vue/shop-bend/utils/.pydio

@@ -0,0 +1 @@
+83d864a2-4667-4ed1-8e48-e4663cb53c47

node+vue/shop-bend/utils/index.js

@@ -0,0 +1,73 @@
+const fs = require("fs");
+const path = require("path");
+const config = require("../config");
+const NodeRSA = require('node-rsa');
+const md5 = require('md5');
+
+class Utils {
+    constructor() {
+        // 私钥
+        this.rsa_private_key = this.ReadFile(this.GetRsaPath(config.dev.rsa.privateKey))
+        // 公钥
+        this.rsa_public_key = this.ReadFile(this.GetRsaPath(config.dev.rsa.publicKey))
+    }
+
+    /**
+     * 前端 ：使用RSA的私钥进行加密  rsa_private_key
+     */
+    encrypt(text) {
+        return (new NodeRSA(this.rsa_private_key)).encryptPrivate(text, 'base64')
+    }
+
+    /**
+     * 前端 ： 使用私钥解密json数据给前端
+     */
+    Private_decrypted(text) {
+        return (new NodeRSA(this.rsa_private_key)).decrypt(text, 'utf8')
+    }
+
+    /**
+     * 后端  ： 使用RSA的公钥进行解密 rsa_public_key
+     */
+    decrypted(text) {
+        return (new NodeRSA(this.rsa_public_key)).decryptPublic(text, 'utf8')
+    }
+
+    /**
+     * 后端 ：使用公钥加密json数据给前端
+     */
+    public_encrypt(text) {
+        return (new NodeRSA(this.rsa_public_key)).encrypt(text, 'base64')
+    }
+
+    /**
+     * 同步读取文件
+     * @param {*string} path 图片的地址 
+     */
+    ReadFile(path) {
+        return fs.readFileSync(path).toString("utf-8")
+    }
+    /**
+     * 获取RSA文件地址
+     * @param {*string} url 获取公私钥文件地址 
+     */
+    GetRsaPath(url) {
+        return path.join(__dirname, url)
+    }
+    /**
+     * md5加密 
+     * @param {*string} text 需要被加密的字符串 
+     */
+    md5Text(text) {
+        return md5(text)
+    }
+
+    Timemap() {
+        return Date.parse(new Date())
+    }
+
+
+}
+
+
+module.exports = new Utils()

node+vue/shop-bend/utils/ver.js

@@ -0,0 +1,29 @@
+const utils = require("./index")
+const cache = require("../cache")
+const config = require("../config")
+module.exports = {
+    /**
+     * 路由拦截器，拦截路由验证是否有token参数，redis中是否已经有数据缓存
+     */
+    async Verification(req, res, next) {
+        // 验证请求头是否包含token
+        if (req.headers.hasOwnProperty("token")) {
+            // 验证redis是否有缓存，没有则去获取mysq然后缓存，有直接读取缓存
+            if (await cache.Get(req.url) == null) {
+                req.unparams = utils.decrypted(req.headers.token)
+                next()
+            } else {
+                res.json({
+                    status: config.dev.api.success,
+                    cache: true,
+                    data: await cache.Get(req.url)
+                })
+            }
+        } else {
+            res.json({
+                status: config.dev.api.CodeError,
+                data: "缺少必填参数，请求头token"
+            })
+        }
+    }
+}

node+vue/shop-bend/笔记.md

@@ -0,0 +1,10 @@
+## RSA 非对称加密
+
+私钥   公钥
+
+
+1：前端传递参数给后端的时候，先将数据 object 转换为 "key=value&key=value" ，然后通过私钥对数据进行加密，放到请求头中token传递给后端，
+
+2：后端拿到请求头通过公钥解密，重新排列数据为 object， 然后查询计算完成拿到数据，后端再用公钥加密json数据，然后返回给前端
+
+3：前端通过私钥解密后端的json，渲染页面