Element登录+注册

Element登录+注册

  • 1.1 定义
  • 1.3 完成用户注册登录界面搭建
    • 1.3.3 下载js依赖
    • 1.3.4 创建用户登录注册组件
    • 1.3.5 配置路由
  • 二、数据交互
    • 2.1 数据导入
    • 2.3 安装引用相关模块
  • 2.3.1 安装相关模块
    • 2.3.2 引用相关模块
    • 2.4 axios之get请求
    • 2.5 axios之post请求
  • 四、注册

1.1 定义

ElementUI是一套基于Vue.js的桌面端组件库,提供了丰富的UI组件和交互功能,旨在帮助开发者快速构建现代化的Web应用程序。它具有以下作用:

提供丰富的UI组件:ElementUI包含了各种常用的UI组件,例如按钮、表单、表格、对话框、菜单等等。这些组件都经过精心设计和开发,可以直接在项目中使用,无需从头编写和样式。

提高开发效率:ElementUI提供了一致的设计语言和交互模式,使得开发者可以快速搭建用户界面。通过组件的封装和预设的样式,开发者能够更加专注于业务逻辑的实现,提高开发效率。

响应式设计:ElementUI的组件都经过响应式的设计,能够自动适应不同屏幕大小和设备类型。这意味着你可以在不同的终端上(如PC、平板、手机)保持一致的用户体验,无需额外的适配工作。

可定制性:ElementUI允许开发者根据自己的需要进行定制和扩展。你可以根据项目的风格和要求,修改组件的样式、主题色等,以满足特定的设计需求。

总之,ElementUI是一个功能强大、易于使用和高度可定制的Vue.js组件库,为开发者提供了构建现代化Web应用程序的工具和资源。它能够加速开发过程,提升用户体验,并且适应不同的设备和屏幕尺寸。

1.3 完成用户注册登录界面搭建

1.3.3 下载js依赖

npm install element-ui -S

1.3.4 创建用户登录注册组件

编写用户登录和注册的Vue组件

<template><div class="login-wrap"><el-form class="login-container"><h1 class="title">用户登录</h1><el-form-item label=""><el-input type="text" v-model="username" placeholder="登录账号" autocomplete="off"></el-input></el-form-item><el-form-item label=""><el-input type="password" v-model="password" placeholder="登录密码" autocomplete="off"></el-input></el-form-item><el-form-item><el-button type="primary" style="width:100%;" @click="doSubmit()">提交</el-button></el-form-item><el-row style="text-align: center;margin-top:-10px"><el-link type="primary">忘记密码</el-link><el-link type="primary" @click="gotoRegister()">用户注册</el-link></el-row></el-form></div>
</template><script>
export default {name: 'Login',data () {return {username: '',passwprd: ''}},methods:{gotoRegister(){this.$router.push('/register');}}
}
</script><style scoped>.login-wrap {box-sizing: border-box;width: 100%;height: 100%;padding-top: 10%;background-image: url(data:image/svg+xml;base64,<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<svg width="1361px" height="609px" viewBox="0 0 1361 609" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
    <!-- Generator: Sketch 46.2 (44496) - http://www.bohemiancoding.com/sketch -->
    <title>Group 21</title>
    <desc>Created with Sketch.</desc>
    <defs></defs>
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</svg>);background-repeat: no-repeat;background-position: center right;background-size: 100%;}
.login-container {border-radius: 10px;margin: 0px auto;width: 350px;padding: 30px 35px 15px 35px;background: #fff;border: 1px solid #eaeaea;text-align: left;box-shadow: 0 0 20px 2px rgba(0, 0, 0, 0.1);
}.title {margin: 0px auto 40px auto;text-align: center;color: #505458;
}
</style>

1.3.5 配置路由

import Vue from 'vue'
import Router from 'vue-router'
import HelloWorld from '@/components/HelloWorld'
import login from '@/views/login'
import register from '@/views/register'Vue.use(Router)export default new Router({routes: [{path: '/',name: 'login',component: login},{path: '/register',name: 'register',component: register},]
})

二、数据交互

2.1 数据导入

介绍数据导入的概念和步骤

<template><div class="login-wrap"><el-form class="login-container"><h1 class="title">用户注册</h1><el-form-item label=""><el-input type="text" v-model="username" placeholder="注册账号" autocomplete="off"></el-input></el-form-item><el-form-item label=""><el-input type="password" v-model="password" placeholder="注册密码" autocomplete="off"></el-input></el-form-item><el-form-item><el-button type="primary" style="width:100%;" @click="doSubmit()">提交</el-button></el-form-item><el-row style="text-align: center;margin-top:-10px"><el-link type="primary">忘记密码</el-link><el-link type="primary" @click="gotoLogin()">用户登录</el-link></el-row></el-form></div>
</template><script>
export default {name: 'Login',data () {return {username: '',passwprd: ''}},methods:{gotoLogin(){this.$router.push('/');}}
}
</script><style scoped>.login-wrap {box-sizing: border-box;width: 100%;height: 100%;padding-top: 10%;background-image: url(data:image/svg+xml;base64,<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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    <!-- Generator: Sketch 46.2 (44496) - http://www.bohemiancoding.com/sketch -->
    <title>Group 21</title>
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</svg>);background-repeat: no-repeat;background-position: center right;background-size: 100%;}
.login-container {border-radius: 10px;margin: 0px auto;width: 350px;padding: 30px 35px 15px 35px;background: #fff;border: 1px solid #eaeaea;text-align: left;box-shadow: 0 0 20px 2px rgba(0, 0, 0, 0.1);
}.title {margin: 0px auto 40px auto;text-align: center;color: #505458;
}
</style>

导入ssm项目充当后台

2.3 安装引用相关模块

2.3.1 安装相关模块

下载并安装axios、vue-router等必要的模块

npm i axios -S

npm i vue-axios -S

npm i qs -S

2.3.2 引用相关模块

在Vue项目中引入所需的模块
安装好后即进行模块引用,安装后就在项目中进行引用,添加axios的全局配置,创建一个actio.js,如下:

解释:action.js(针对后台请求接口的封装定义)

对后台请求的地址的封装,URL格式如下: 模块名_实体名_操作

export default {'SERVER': 'http://localhost:8080/', //服务器'SYSTEM_USER_DOLOGIN': 'user/userLogin', //登陆'SYSTEM_USER_DOREG': 'userAction.action', //注册'getFullPath': k => { //获得请求的完整地址,用于mockjs测试时使用return this.SERVER + this[k];}
}

创建http.js,用于vue项目对axios的全局配置,如下:

解释:http.js(针对axios的全局配置)

/*** vue项目对axios的全局配置*/
import axios from 'axios'
import qs from 'qs'//引入action模块,并添加至axios的类属性urls上
import action from '@/api/action'
axios.urls = action// axios默认配置
axios.defaults.timeout = 10000; // 超时时间
// axios.defaults.baseURL = 'http://localhost:8080/j2ee15'; // 默认地址
axios.defaults.baseURL = action.SERVER;//整理数据
// 只适用于 POST,PUT,PATCH,transformRequest` 允许在向服务器发送前,修改请求数据
axios.defaults.transformRequest = function(data) {data = qs.stringify(data);return data;
};// 请求拦截器
axios.interceptors.request.use(function(config) {return config;
}, function(error) {return Promise.reject(error);
});// 响应拦截器
axios.interceptors.response.use(function(response) {return response;
}, function(error) {return Promise.reject(error);
});// // 路由请求拦截
// // http request 拦截器
// axios.interceptors.request.use(
// 	config => {
// 		//config.data = JSON.stringify(config.data);  
// 		//config.headers['Content-Type'] = 'application/json;charset=UTF-8';
// 		//config.headers['Token'] = 'abcxyz';
// 		//判断是否存在ticket,如果存在的话,则每个http header都加上ticket
// 		// if (cookie.get("token")) {
// 		// 	//用户每次操作,都将cookie设置成2小时
// 		// 	cookie.set("token", cookie.get("token"), 1 / 12)
// 		// 	cookie.set("name", cookie.get("name"), 1 / 12)
// 		// 	config.headers.token = cookie.get("token");
// 		// 	config.headers.name = cookie.get("name");
// 		// }
// 		return config;
// 	},
// 	error => {
// 		return Promise.reject(error.response);
// 	});// // 路由响应拦截
// // http response 拦截器
// axios.interceptors.response.use(
// 	response => {
// 		if (response.data.resultCode == "404") {
// 			console.log("response.data.resultCode是404")
// 			// 返回 错误代码-1 清除ticket信息并跳转到登录页面
// 			//      cookie.del("ticket")
// 			//      window.location.href='http://login.com'
// 			return
// 		} else {
// 			return response;
// 		}
// 	},
// 	error => {
// 		return Promise.reject(error.response) // 返回接口返回的错误信息
// 	});export default axios;

最后在前端的项目中main.js文件中引入vue-axios 模块,如下:

import axios from '@/api/http'
import VueAxios from 'vue-axios'Vue.use(VueAxios,axios)

2.4 axios之get请求

使用axios发送GET请求获取数据

<template><div class="login-wrap"><el-form class="login-container"><h1 class="title">用户登录</h1><el-form-item label=""><el-input type="text" v-model="username" placeholder="登录账号" autocomplete="off"></el-input></el-form-item><el-form-item la-0bel=""><el-input type="password" v-model="password" placeholder="登录密码" autocomplete="off"></el-input></el-form-item><el-form-item><el-button type="primary" style="width:100%;" @click="doSubmit()">提交</el-button></el-form-item><el-row style="text-align: center;margin-top:-10px"><el-link type="primary">忘记密码</el-link><el-link type="primary" @click="gotoRegister()">用户注册</el-link></el-row></el-form></div>
</template><script>import axios from 'axios'import qs from 'qs'export default {name:'login',data () {return {username:'',password:''}},methods:{gotoRegister(){this.$router.push('/register');},doSubmit(){let url=this.axios.urls.SYSTEM_USER_DOLOGIN;let params={username:this.username,password:this.password}axios.get(url,{params:params}).then(r=>{console.log(r);if (r.data.success) {this.$message({message:r.data.msg,type: 'success'});}else{this.$message.error(r.data.msg);}} ).catch(e=>{})}}}
</script><style scoped>.login-wrap {box-sizing: border-box;width: 100%;height: 100%;padding-top: 10%;background-image: url(data:image/svg+xml;base64,<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<svg width="1361px" height="609px" viewBox="0 0 1361 609" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
    <!-- Generator: Sketch 46.2 (44496) - http://www.bohemiancoding.com/sketch -->
    <title>Group 21</title>
    <desc>Created with Sketch.</desc>
    <defs></defs>
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</svg>);/* background-color: #112346; */background-repeat: no-repeat;background-position: center right;background-size: 100%;}.login-container {border-radius: 10px;margin: 0px auto;width: 350px;padding: 30px 35px 15px 35px;background: #fff;border: 1px solid #eaeaea;text-align: left;box-shadow: 0 0 20px 2px rgba(0, 0, 0, 0.1);}.title {margin: 0px auto 40px auto;text-align: center;color: #505458;}
</style>

后端代码

package com.zking.ssm.controller;import com.zking.ssm.model.User;
import com.zking.ssm.service.IUserService;
import com.zking.ssm.util.JsonResponseBody;
import com.zking.ssm.util.PageBean;
import com.zking.ssm.vo.UserVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import com.zking.ssm.jwt.*;@Controller
@RequestMapping("/user")
public class UserController {@Autowiredprivate IUserService userService;@RequestMapping("/userLogin")@ResponseBodypublic JsonResponseBody<?> userLogin(UserVo userVo, HttpServletResponse response){if(userVo.getUsername().equals("admin")&&userVo.getPassword().equals("123")){//私有要求claim
//            Map<String,Object> json=new HashMap<String,Object>();
//            json.put("username", userVo.getUsername());//生成JWT,并设置到response响应头中
//            String jwt=JwtUtils.createJwt(json, JwtUtils.JWT_WEB_TTL);
//            response.setHeader(JwtUtils.JWT_HEADER_KEY, jwt);return new JsonResponseBody<>("用户登陆成功!",true,0,null);}else{return new JsonResponseBody<>("用户名或密码错误!",false,0,null);}}@RequestMapping("/userRegister")@ResponseBodypublic JsonResponseBody<?> Register(User user, HttpServletResponse response) {if (user.getUsername() != null && user.getPassword() != null && user != null) {int n = userService.insertSelective(user);if (n > 0) {return new JsonResponseBody<>("注册成功!", true, 0, null);}}return new JsonResponseBody<>("用户名或密码错误!", false, 0, null);}@RequestMapping("/queryUserPager")@ResponseBodypublic JsonResponseBody<List<Map<String,Object>>>queryUserPager(UserVo userVo, HttpServletRequest request){try {PageBean pageBean=new PageBean();pageBean.setRequest(request);List<Map<String, Object>> users = userService.queryUserPager(userVo, pageBean);return new JsonResponseBody<>("OK",true,pageBean.getTotal(),users);} catch (Exception e) {e.printStackTrace();return new JsonResponseBody<>("分页查询用户信息失败!",false,0,null);}}
}

2.5 axios之post请求

使用axios发送POST请求提交数据

<template><div class="login-wrap"><el-form class="login-container"><h1 class="title">用户登录</h1><el-form-item label=""><el-input type="text" v-model="username" placeholder="登录账号" autocomplete="off"></el-input></el-form-item><el-form-item la-0bel=""><el-input type="password" v-model="password" placeholder="登录密码" autocomplete="off"></el-input></el-form-item><el-form-item><el-button type="primary" style="width:100%;" @click="doSubmit()">提交</el-button></el-form-item><el-row style="text-align: center;margin-top:-10px"><el-link type="primary">忘记密码</el-link><el-link type="primary" @click="gotoRegister()">用户注册</el-link></el-row></el-form></div>
</template><script>// import axios from 'axios'//    import qs from 'qs'export default {name:'login',data () {return {username:'',password:''}},methods:{gotoRegister(){this.$router.push('/register');},doSubmit(){let url=this.axios.urls.SYSTEM_USER_DOLOGIN;let params={username:this.username,password:this.password}// axios.get(url,{params:params}).then(r=>{// 	console.log(r);// 	if (r.data.success) {// 		this.$message({// 		          message:r.data.msg,// 		          type: 'success'// 		        });// 	}else{// 		 this.$message.error(r.data.msg);// 	}// } ).catch(e=>{// })this.axios.post(url,params).then(r=>{console.log(r);if (r.data.success) {this.$message({message:r.data.msg,type: 'success'});}else{this.$message.error(r.data.msg);}} ).catch(e=>{})}}}
</script><style scoped>.login-wrap {box-sizing: border-box;width: 100%;height: 100%;padding-top: 10%;background-image: url(data:image/svg+xml;base64,<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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</svg>);/* background-color: #112346; */background-repeat: no-repeat;background-position: center right;background-size: 100%;}.login-container {border-radius: 10px;margin: 0px auto;width: 350px;padding: 30px 35px 15px 35px;background: #fff;border: 1px solid #eaeaea;text-align: left;box-shadow: 0 0 20px 2px rgba(0, 0, 0, 0.1);}.title {margin: 0px auto 40px auto;text-align: center;color: #505458;}
</style>

四、注册

简单介绍用户注册的功能和实现方

<template><div class="register-container"><div class="register-card"><h2 class="register-title">注册</h2><form @submit.prevent="register" class="register-form"><div class="form-group"><label for="username" class="register-label">用户名:</label><input type="text" id="username" v-model="username" required class="register-input"></div><div class="form-group"><label for="password" class="register-label">密码:</label><input type="password" id="paassword" v-model="password" required class="register-input"></div><div class="form-group"><label for="password" class="register-label">编号:</label><input type="password" id="id" v-model="id" required class="register-input"></div><button type="submit" class="register-button">注册</button></form><div class="login-link"><span>已有账号?</span><el-link type="primary" @click="gotoLogin()">用户登录</el-link></div></div></div>
</template><style>
.register-container {display: flex;flex-direction: column;align-items: center;justify-content: center;height: 100vh;background-color: #f5f5f5;box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}.register-card {display: flex;flex-direction: column;align-items: center;background-color: #fff;padding: 40px 60px;border-radius: 8px;box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}.register-title {font-size: 28px;color: #333;margin-bottom: 30px;
}.register-form {display: flex;flex-direction: column;align-items: center;
}.form-group {margin-bottom: 20px;
}.register-label {font-size: 16px;color: #333;margin-bottom: 10px;
}.register-input {padding: 10px;border: 1px solid #ccc;border-radius: 4px;width: 240px;
}.register-button {padding: 12px 24px;background-color: #ff6700;color: #fff;border: none;border-radius: 4px;cursor: pointer;font-size: 16px;
}.login-link {margin-top: 20px;display: flex;align-items: center;font-size: 14px;
}.login-link span {color: #555;margin-right: 5px;
}.login-button {color: #007bff;text-decoration: none;
}.register-container {background-color: #000;
}.register-card {background-color: #222;box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}.register-title {color: #fff;
}.register-label {color: #aaa;
}.register-input {border: 1px solid #aaa;
}.register-button {background-color: #000;color: #fff;
}.login-link span {color: #aaa;
}.login-button {color: #007bff;
}</style><script>
export default {data() {return {username: '',password: '',id:''};},methods: {register() {let url = this.axios.urls.SYSTEM_USER_DOREG;let params = {username: this.username,password: this.password,id:this.id}
console.log(url)this.axios.post(url, params).then(r => {console.log(r)if (r.data.success) {this.$message({type: 'success',message: r.data.msg});}else{console.log(r)this.$message(r.data.msg)}}).catch(e => {})},gotoLogin(){this.$router.push('/');}}
};
</script>

后端代码

 @RequestMapping("/useregister")@ResponseBodypublic JsonResponseBody<?> Register(User user, HttpServletResponse response) {if (user.getUsername() != null && user.getPassword() != null && user != null) {int n = userService.insertSelective(user);if (n > 0) {return new JsonResponseBody<>("注册成功!", true, 0, null);}}return new JsonResponseBody<>("用户名或密码错误!", false, 0, null);}

在这里插入图片描述

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