SpringBoot實現(xiàn)QQ郵箱注冊和登錄

         <dependencies>       <dependency>           <groupId>org.springframework.bootgroupId>           <artifactId>spring-boot-starterartifactId>       dependency>
       <dependency>           <groupId>org.springframework.bootgroupId>           <artifactId>spring-boot-starter-testartifactId>           <scope>testscope>       dependency>
              <dependency>           <groupId>org.springframework.bootgroupId>           <artifactId>spring-boot-starter-webartifactId>       dependency>
       <dependency>           <groupId>org.springframework.bootgroupId>           <artifactId>spring-boot-starter-mailartifactId>       dependency>
              <dependency>           <groupId>org.mybatis.spring.bootgroupId>           <artifactId>mybatis-spring-boot-starterartifactId>           <version>1.3.2version>       dependency>
              <dependency>           <groupId>mysqlgroupId>           <artifactId>mysql-connector-javaartifactId>           <version>8.0.19version>       dependency>       <dependency>           <groupId>org.springframework.bootgroupId>           <artifactId>spring-boot-starter-jdbcartifactId>       dependency>
????dependencies>

#郵箱配置#平臺地址，這里用的是qq郵箱，使用其他郵箱請更換spring.mail.host = smtp.qq.com#改成自己的郵箱spring.mail.username = [email protected]#發(fā)送短信后它給你的授權(quán)碼 填寫到這里spring.mail.password = xxxxxx#這東西不用改spring.mail.properties.mail.smtp.ssl.enable=true##編碼格式spring.mail.default-encoding=UTF-8
#數(shù)據(jù)庫相關(guān)配置spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driverspring.datasource.url=jdbc:mysql://localhost:3306/email?useSSL=true&characterEncoding=utf-8&serverTimezone=UTCspring.datasource.username=rootspring.datasource.password=root        #配置mappermybatis.mapper-locations=classpath:mapper/*.xml

CREATE?DATABASE?email;

CREATE TABLE `user` (  `id` int(20) NOT NULL AUTO_INCREMENT,  `username` varchar(255) NOT NULL,  `password` varchar(255) NOT NULL,  `email` varchar(255) NOT NULL,  PRIMARY KEY (`id`))?ENGINE=InnoDB?AUTO_INCREMENT=6?DEFAULT?CHARSET=utf8;

package com.lu.youxiang.controller;
import com.lu.youxiang.service.MailService;import com.lu.youxiang.vo.UserVo;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.PostMapping;import org.springframework.web.bind.annotation.ResponseBody;
import javax.servlet.http.HttpSession;
@Controllerpublic class UserController {
    @Autowired    private MailService mailService;
    @PostMapping("/sendEmail")    @ResponseBody    public String sendEmail(String email, HttpSession httpSession){        mailService.sendMimeMail(email, httpSession);        return "sucess";    }
    @PostMapping("/regist")    @ResponseBody    public String regist(UserVo userVo, HttpSession session){        mailService.registered(userVo,session);        return "sucess";    }
    @PostMapping("/login")    @ResponseBody    public String login(String email, String password){        mailService.loginIn(email,password);        return "sucess";    }}

package com.lu.youxiang.mapper;
import com.lu.youxiang.pojo.User;import org.apache.ibatis.annotations.Mapper;import org.springframework.stereotype.Repository;
@Mapper@Repositorypublic interface UserMapper {
    /**     * 注冊，插入數(shù)據(jù)     * @param user     */    void insertUser(User user);
    /**     * 根據(jù)郵箱查詢     * @param email     * @return     */    User queryByEmail(String email);}

package com.lu.youxiang.pojo;
public class User {    private String username;    private String password;    private String email;      //get和set方法省略了，自己生成一下
}

package com.lu.youxiang.service;
import com.lu.youxiang.mapper.UserMapper;import com.lu.youxiang.pojo.User;import com.lu.youxiang.vo.UserVo;import com.lu.youxiang.vo.UserVoToUser;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.beans.factory.annotation.Value;import org.springframework.mail.SimpleMailMessage;import org.springframework.mail.javamail.JavaMailSender;import org.springframework.stereotype.Service;
import javax.servlet.http.HttpSession;import java.util.Random;
@Servicepublic class MailService {    @Autowired    private JavaMailSender mailSender;//一定要用@Autowired
    @Autowired    private UserMapper userMapper;//注入UserMapper，交給bena
    //application.properties中已配置的值    @Value("${spring.mail.username}")    private String from;
    /**     * 給前端輸入的郵箱，發(fā)送驗證碼     * @param email     * @param session     * @return     */    public boolean sendMimeMail( String email, HttpSession session) {        try {            SimpleMailMessage mailMessage = new SimpleMailMessage();
            mailMessage.setSubject("驗證碼郵件");//主題            //生成隨機(jī)數(shù)            String code = randomCode();
            //將隨機(jī)數(shù)放置到session中            session.setAttribute("email",email);            session.setAttribute("code",code);
            mailMessage.setText("您收到的驗證碼是："+code);//內(nèi)容
            mailMessage.setTo(email);//發(fā)給誰
            mailMessage.setFrom(from);//你自己的郵箱
            mailSender.send(mailMessage);//發(fā)送            return  true;        }catch (Exception e){            e.printStackTrace();            return false;        }    }
    /**     * 隨機(jī)生成6位數(shù)的驗證碼     * @return String code     */    public String randomCode(){        StringBuilder str = new StringBuilder();        Random random = new Random();        for (int i = 0; i < 6; i++) {            str.append(random.nextInt(10));        }        return str.toString();    }
    /**     * 檢驗驗證碼是否一致     * @param userVo     * @param session     * @return     */    public boolean registered(UserVo userVo, HttpSession session){        //獲取session中的驗證信息        String email = (String) session.getAttribute("email");        String code = (String) session.getAttribute("code");
        //獲取表單中的提交的驗證信息        String voCode = userVo.getCode();
        //如果email數(shù)據(jù)為空，或者不一致，注冊失敗        if (email == null || email.isEmpty()){            //return "error,請重新注冊";            return false;        }else if (!code.equals(voCode)){            //return "error,請重新注冊";            return false;        }
        //保存數(shù)據(jù)        User user = UserVoToUser.toUser(userVo);
        //將數(shù)據(jù)寫入數(shù)據(jù)庫        userMapper.insertUser(user);
        //跳轉(zhuǎn)成功頁面        return true;    }
    /**     * 通過輸入email查詢password，然后比較兩個password，如果一樣，登錄成功     * @param email     * @param password     * @return     */
    public boolean loginIn(String email, String password){
        User user = userMapper.queryByEmail(email);
        if(!user.getPassword().equals(password)){            return false;        }        System.out.println("登錄成功:數(shù)據(jù)庫密碼是："+user.getPassword());        return true;    }}

package com.lu.youxiang.vo;
public class UserVo {    private String username;
    private String password;
    private String email;    //    驗證碼    private String code;    //省略了get和set方法，自己生成一下?}

package com.lu.youxiang.vo;
import com.lu.youxiang.pojo.User;
public class UserVoToUser {
    /**     * 將表單中的對象轉(zhuǎn)化為數(shù)據(jù)庫中存儲的用戶對象（剔除表單中的code）     * @param userVo     * @return     */    public static User toUser(UserVo userVo) {
        //創(chuàng)建一個數(shù)據(jù)庫中存儲的對象        User user = new User();
        //傳值        user.setUsername(userVo.getUsername());        user.setPassword(userVo.getPassword());        user.setEmail(userVo.getEmail());
        // 返回包裝后的對象        return user;    }}

        PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"        "http://mybatis.org/dtd/mybatis-3-mapper.dtd"><mapper namespace="com.lu.youxiang.mapper.UserMapper">
    <insert id="insertUser" parameterType="com.lu.youxiang.pojo.User">        insert into user (username,password,email)         values (#{username},#{password},#{email})    insert>
    <select id="queryByEmail" resultType="com.lu.youxiang.pojo.User">        select *        from user        where email = #{email}    select>
mapper>