移动端应用—-手机验证码登录

 <dependency>
            <groupId>com.aliyun</groupId>
            <artifactId>aliyun-java-sdk-core</artifactId>
            <version>4.5.16</version>
        </dependency>

        <dependency>
            <groupId>com.aliyun</groupId>
            <artifactId>aliyun-java-sdk-dysmsapi</artifactId>
            <version>2.1.0</version>
        </dependency>

  //定义不需要处理的请求路径
        String[] urls = new String[]{
                "/employee/login",
                "/employee/logout",
                "/backend/**",
                "/front/**",
                "/common/**",
                "/user/sendMsg",//移动端发送短信
                "/user/login"//移动端登录
        };

  //4-2、判断移动端登录状态，如果已登录，则直接放行
        if(request.getSession().getAttribute("user")!=null){
            log.info("移动端用户已登录，用户为：{}", request.getSession().getAttribute("user"));

            long userId = (long)request.getSession().getAttribute("user");
            BaseContext.setCurrentId(userId);

            filterChain.doFilter(request, response);

            return;
        }

package com.itheima.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.itheima.common.R;
import com.itheima.entity.User;
import com.itheima.service.UserService;
import com.itheima.utils.SMSUtils;
import com.itheima.utils.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpSession;
import java.util.Map;

@Slf4j
@RestController
@RequestMapping("/user")
public class UserController {

    @Autowired
    private UserService userService;


    /**
     * 发送手机短信验证码
     * @param user
     * @return
     */
    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session){
        //获取手机号
        String phone = user.getPhone();
        System.out.println(phone);
        if(phone!=null){
            //生成随机的4位验证码
            String code = ValidateCodeUtils.generateValidateCode(4).toString();
            log.info("code:{}", code);
            //调用阿里云提供的短信服务API完成发送短信
            //SMSUtils.sendMessage("瑞吉外卖", "", phone, code);

            //需要将生成的验证码保存到Session
            session.setAttribute(phone, code);
            return R.success("手机验证码短信发送成功");
        }
        return R.error("手机验证码短信发送失败");

    }

    /**
     * 移动端用户登录
     * @param user
     * @return
     */
    @PostMapping("/login")
    public R<User> login(@RequestBody Map user, HttpSession session){
        log.info(user.toString());
        //获取手机号
        String phone = user.get("phone").toString();
        //获取验证码
        String  code = user.get("code").toString();
        //进行验证码比对(页面提交的验证码和Session中保存的验证码)
        Object codeInSession = session.getAttribute(phone);
        if(codeInSession!=null && codeInSession.equals(code)){
            //如果能够比对成功，说明登录成功
            LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone, phone);
            User person = userService.getOne(queryWrapper);
            if(person==null){
                // 判断当前手机号对应的用户是否为新用户，如果是新用户就自动完成注册
                person = new User();
                person.setPhone(phone);
                person.setStatus(1);
                userService.save(person);
            }
            return R.success(person);
        }
        return R.error("短信发送失败");
    }

}