教室资源管理系统-系统代码+数据库脚本.zip

package com.example.controller; import cn.hutool.core.util.ObjectUtil; import com.example.common.Result; import com.example.entity.Account; import com.example.entity.AdminInfo; import com.example.entity.StudentInfo; import com.example.entity.TeacherInfo; import com.example.service.AdminInfoService; import com.example.service.StudentInfoService; import com.example.service.TeacherInfoService; import com.wf.captcha.ArithmeticCaptcha; import com.wf.captcha.SpecCaptcha; import com.wf.captcha.base.Captcha; import com.wf.captcha.utils.CaptchaUtil; import org.springframework.beans.BeanUtils; import org.springframework.web.bind.annotation.*; import javax.annotation.Resource; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; /** * 描述：跟账号相关的接口 */ @RestController @RequestMapping public class AccountController { @Resource private AdminInfoService adminInfoService; @Resource private TeacherInfoService teacherInfoService; @Resource private StudentInfoService studentInfoService; @RequestMapping("/captcha") public void captcha(HttpServletRequest request, HttpServletResponse response) throws Exception { // png类型 // SpecCaptcha captcha = new SpecCaptcha(135, 33, 6); // captcha.setCharType(Captcha.TYPE_NUM_AND_UPPER); // CaptchaUtil.out(captcha, request, response); // 算术类型 ArithmeticCaptcha captcha = new ArithmeticCaptcha(135, 33); captcha.setLen(4); // 几位数运算，默认是两位 captcha.getArithmeticString(); // 获取运算的公式：3+2=? captcha.text(); // 获取运算的结果：5 CaptchaUtil.out(captcha, request, response); } /** * 描述：登录功能 * @param user 登录用户信息 * @param request request请求 * @return Result */ @PostMapping("/login") public Result login(@RequestBody Account user, HttpServletRequest request) { // 校验数据有没有填 if (ObjectUtil.isEmpty(user.getName()) || ObjectUtil.isEmpty(user.getPassword()) || ObjectUtil.isEmpty(user.getLevel())) { return Result.error("-1", "请完善输入信息"); } if (!CaptchaUtil.ver(user.getVerCode(), request)) { // 清除session中的验证码 CaptchaUtil.clear(request); return Result.error("1001", "验证码不正确"); } Integer level = user.getLevel(); Account loginUser = new Account(); if (1 == level) { // 管理员登录 loginUser = adminInfoService.login(user.getName(), user.getPassword()); } if (2 == level) { // 教师登录 loginUser = teacherInfoService.login(user.getName(), user.getPassword()); } if (3 == level) { // 学生登录 loginUser = studentInfoService.login(user.getName(), user.getPassword()); } // 在session里面把用户信息存一份 request.getSession().setAttribute("user", loginUser); return Result.success(loginUser); } @PostMapping("/register") public Result register(@RequestBody Account user, HttpServletRequest request) { // 校验数据有没有填 if (ObjectUtil.isEmpty(user.getName()) || ObjectUtil.isEmpty(user.getPassword()) || ObjectUtil.isEmpty(user.getLevel())) { return Result.error("-1", "请完善输入信息"); } Integer level = user.getLevel(); if (2 == level) { // 教师注册 TeacherInfo teacherInfo = new TeacherInfo(); BeanUtils.copyProperties(user, teacherInfo); teacherInfoService.add(teacherInfo); } if (3 == level) { // 学生注册 StudentInfo studentInfo = new StudentInfo(); BeanUtils.copyProperties(user, studentInfo); studentInfoService.add(studentInfo); } return Result.success(); } /** * 获取当前登录的用户 * @param request * @return */ @GetMapping("/getUser") public Result getUser(HttpServletRequest request) { // 先从session里面获取当前存的登录用户信息 Account user = (Account) request.getSession().getAttribute("user"); // 判断当前登录的用户是什么角色 Integer level = user.getLevel(); if (1 == level) { // 获取管理员 AdminInfo adminInfo = adminInfoService.findById(user.getId()); return Result.success(adminInfo); } if (2 == level) { // 从教师表里面获取教师信息 TeacherInfo teacherInfo = teacherInfoService.findById(user.getId()); return Result.success(teacherInfo); } if (3 == level) { // 从学生表里面获取学生信息 StudentInfo studentInfo = studentInfoService.findById(user.getId()); return Result.success(studentInfo); } return Result.success(new Account()); } @PostMapping("/updatePassword") public Result updatePassword(@RequestBody Account account, HttpServletRequest request) { // 1. 知道当前登录用户是哪个角色 Account user = (Account) request.getSession().getAttribute("user"); // 2. 判断原密码对不对 String oldPassword = account.getPassword(); if (!user.getPassword().equals(oldPassword)) { return Result.error("-1", "原密码输入错误"); } String newPassword = account.getNewPassword(); // 判断当前登录的用户是什么角色，根据角色，去对应的数据库表里更新密码 Integer level = user.getLevel(); if (1 == level) { AdminInfo adminInfo = new AdminInfo(); BeanUtils.copyProperties(user, adminInfo); adminInfo.setPassword(newPassword); adminInfoService.update(adminInfo); } if (2 == level) { TeacherInfo teacherInfo = new TeacherInfo(); BeanUtils.copyProperties(user, teacherInfo); teacherInfo.setPassword(newPassword); teacherInfoService.update(teacherInfo); } if (3 == level) { StudentInfo studentInfo = new StudentInfo(); BeanUtils.copyProperties(user, studentInfo); studentInfo.setPassword(newPassword); studentInfoService.update(studentInfo); } // 3. 把session中的登录用户信息给清掉 request.getSession().setAttribute("user", null); return Result.success(); } @GetMapping("/logout") public Result logout(HttpServletRequest request) { request.getSession().setAttribute("user", null); return Result.success(); } }