SpringBoot+Mybatis +vue 实现登录 注册 还有验证码的。

SpringBoot+Mybatis +vue 实现登录 注册 还有验证码的。

不是前后端分离的

 

 

login.html

    
    
    
    


    

        

            
欢迎登录后台管理系统
            

                

                    
                    
                    

                        
                        

                    

                    登录
                    还没账号？去注册
                

            
        
    

    
    
    
    

    

register.html

    
    
    
    


    

        

            
欢迎注册
            

                
                
                
                
                注册
                

                    已有账号，去登录
                
            
        
    

    
    
    

    

 

UserController.java

package com.example.controller;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.io.IoUtil;
import cn.hutool.poi.excel.ExcelUtil;
import cn.hutool.poi.excel.ExcelWriter;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.example.common.Result;
import com.example.entity.User;
import com.example.service.UserService;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.net.URLEncoder;
import java.util.Collection;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

@RestController
@RequestMapping("/user")
public class UserController {
    public static final ConcurrentHashMap MAP = new ConcurrentHashMap<>();

    @Resource
    private UserService userService;


    /**
     * 登录
     *
     * @param user
     * @param request
     * @return
     */
    @PostMapping("/login")
    public Result login(@RequestBody User user, HttpServletRequest request) {
        User res = userService.login(user);
        request.getSession().setAttribute("user", user);
        MAP.put(res.getUsername(), res);

        return Result.success(res);
    }

    /**
     * 注册
     *
     * @param user
     * @param request
     * @return
     */
    @PostMapping("/register")
    public Result register(@RequestBody User user, HttpServletRequest request) {
        if (user.getPassword() == null) {
            user.setPassword("123456");
        }
        User dbUser = userService.register(user);
        request.getSession().setAttribute("user", user);
        return Result.success(dbUser);
    }

    @GetMapping("/logout")
    public Result logout(HttpServletRequest request) {
        User user = (User) request.getSession().getAttribute("user");
        if (user != null) {
            request.getSession().removeAttribute("user");
            MAP.remove(user.getUsername());
        }
        return Result.success();
    }

    @GetMapping("/online")
    public Result> online(HttpServletRequest request) {
        return Result.success(MAP.values());
    }

    @PostMapping
    public Result save(@RequestBody User user) {
        if (user.getPassword() == null) {
            user.setPassword("123456");
        }
        return Result.success(userService.save(user));
    }

    @PutMapping
    public Result update(@RequestBody User user) {
        return Result.success(userService.updateById(user));
    }

    @DeleteMapping("/{id}")
    public Result delete(@PathVariable Long id) {
        userService.removeById(id);
        return Result.success();
    }

    @GetMapping("/{id}")
    public Result findById(@PathVariable Long id) {
        return Result.success(userService.getById(id));
    }

    @GetMapping("/detail/{username}")
    public Result findByUsername(@PathVariable String username) {
        return Result.success(userService.getbyUsername(username));
    }

    @GetMapping
    public Result> findAll() {
        return Result.success(userService.list());
    }

    @GetMapping("/page")
    public Result> findPage(@RequestParam(required = false, defaultValue = "") String name,
                                        @RequestParam(required = false, defaultValue = "1") Integer pageNum,
                                        @RequestParam(required = false, defaultValue = "10") Integer pageSize) {
        return Result.success(userService.page(new Page<>(pageNum, pageSize),
                Wrappers.lambdaQuery().like(User::getUsername, name).orderByDesc(User::getId)));
    }

    @GetMapping("/export")
    public void export(HttpServletResponse response) throws IOException {

        List> list = CollUtil.newArrayList();

        List all = userService.list();
//        从userList集合中，依次取出一个对象
        for (User user : all) {
            Map row1 = new LinkedHashMap<>();
            row1.put("名称", user.getUsername());
            row1.put("手机", user.getPhone());
            row1.put("邮箱", user.getEmail());
            list.add(row1);
        }

        // 2. 写excel
        ExcelWriter writer = ExcelUtil.getWriter(true);
        writer.write(list, true);

        response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=utf-8");
        String fileName = URLEncoder.encode("用户信息", "UTF-8");
        response.setHeader("Content-Disposition", "attachment;filename=" + fileName + ".xlsx");

        ServletOutputStream out = response.getOutputStream();
        writer.flush(out, true);
        writer.close();
        IoUtil.close(System.out);
    }

}

实体类

public class User extends Model {
    /**
      * 主键
      */
    @TableId(value = "id", type = IdType.AUTO)
    private Long id;

    private String username;

    private String password;

    private String email;

    private String phone;

    private String avatar;

userService

@Service
public class UserService extends ServiceImpl {

    @Resource
    private UserMapper userMapper;

    @Resource
    private RoleService roleService;

    public User login(User user) {
        User one = getOne(Wrappers.lambdaQuery().eq(User::getUsername, user.getUsername()).eq(User::getPassword, user.getPassword()));
        if (one == null) {
            throw new CustomException("-1", "账号或密码错误");
        }
        setPermission(one);
        return one;
    }

    public User register(User user) {
        User one = getOne((Wrappers.lambdaQuery().eq(User::getUsername, user.getUsername())));
        if (one != null) {
            throw new CustomException("-1", "用户已注册");
        }
        if (user.getPassword() == null) {
            user.setPassword("123456");
        }
        save(user);
        return getOne((Wrappers.lambdaQuery().eq(User::getUsername, user.getUsername())));
    }

userMapper

package com.example.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.example.entity.User;

public interface UserMapper extends BaseMapper {

}

 

 

user.xml