基于微信小程序的课程学习小程序后端程序

package com.wu.project20.Controller; import com.auth0.jwt.interfaces.DecodedJWT; import com.wu.project20.Mapper.ManagerMapper; import com.wu.project20.Mapper.ScoreDao; import com.wu.project20.Mapper.StudentMapper; import com.wu.project20.Mapper.TeacherMapper; import com.wu.project20.Result.*; import com.wu.project20.Token.TokenTools; import com.wu.project20.bean.*; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.web.bind.annotation.*; import javax.servlet.http.HttpServletRequest; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.List; @RestController public class CommonController { @Autowired StudentMapper studentMapper; @Autowired ScoreDao scoreDao ; @Autowired TeacherMapper teacherMapper ; @Autowired ManagerMapper managerMapper ; TokenTools tokenTools = new TokenTools() ; /* * 学生登录，username为学号，password为密码，生成token， * 用学号+密码+时间生成token。存进数据库里面，成为验证的一项重大工具 * */ @RequestMapping(method = RequestMethod.POST , value = "user/login") @CrossOrigin(methods = { RequestMethod.GET, RequestMethod.POST }, origins = "*") @ResponseBody public ResultToken studentLogin(HttpServletRequest request, @RequestBody StudentHtml studentHtml){ String username = studentHtml.getUsername(); String password = studentHtml.getPassword();/* String username = request.getParameter("username"); String password = request.getParameter("password");*/ Meta meta = new Meta(); int role = 0; if(studentMapper.studentExist(username)==1){ role = 1; if(password.trim().equals(studentMapper.getPassword(username).trim())){ String token = tokenTools.createToken(username,password,String.valueOf(role)); studentMapper.CreateToken(token,username);//将token传到数据库，进行保存。 meta.setMessage("登录成功"); meta.setStatus(200); return new ResultToken(token,meta); } } if (teacherMapper.teacherExist(username)==1) { role = 2; if (password.trim().equals(teacherMapper.getPassword(username).trim())) { String token = tokenTools.createToken(username, password, String.valueOf(role)); teacherMapper.CreateToken(token, username);//将token传到数据库，进行保存。 meta.setMessage("登录成功"); meta.setStatus(200); return new ResultToken(token, meta); } } if (managerMapper.managerExist(username)==1) { role = 3; if (password.trim().equals(managerMapper.getPassword(username).trim())) { String token = tokenTools.createToken(username, password, String.valueOf(role)); managerMapper.CreateToken(token, username);//将token传到数据库，进行保存。 meta.setMessage("登录成功"); meta.setStatus(200); return new ResultToken(token, meta); } } meta.setMessage("登录失败"); meta.setStatus(400); return new ResultToken(null,meta) ; } @RequestMapping(method = RequestMethod.GET ,value = "user/menulist") @CrossOrigin(methods = { RequestMethod.GET, RequestMethod.POST }, origins = "*") @ResponseBody public ResultMenu getMenu(HttpServletRequest request){ String token = request.getHeader("Authorization"); DecodedJWT jwt = tokenTools.decodeToken(token); String id = jwt.getClaim("id").asString(); String role = jwt.getClaim("role").asString(); Meta meta = new Meta(); if(role.equals("1")){ if(token.trim().equals(studentMapper.SelectToken(id))) { meta.setMessage("获取成功"); meta.setStatus(200); return new ResultMenu(getMenuList(role),meta); } } else if(token.trim().equals(teacherMapper.SelectTeacherToken(id))) { meta.setMessage("获取成功"); meta.setStatus(200); return new ResultMenu(getMenuList(role),meta); } return null; } /* * 通过点击个人信息一栏，通过传入的token，进行解码，解出id， * 查询出id所对应的token，看是否相等，等，则将个人信息进行返回。*/ @RequestMapping(method = RequestMethod.GET ,value = "user/getpersonalinfo") @CrossOrigin(methods = { RequestMethod.GET, RequestMethod.POST }, origins = "*") @ResponseBody public ResultInformation studentInformation(HttpServletRequest request){ String token = request.getHeader("Authorization"); DecodedJWT jwt = tokenTools.decodeToken(token); String id = jwt.getClaim("id").asString(); String role = jwt.getClaim("role").asString(); Meta meta = new Meta(); if(role.equals("1")){ if(token.trim().equals(studentMapper.SelectToken(id))){ meta.setMessage("获取成功"); meta.setStatus(200); return new ResultInformation(studentMapper.SelectID(id),null,null,meta); } }else if(role.equals("2")){ if(token.trim().equals(teacherMapper.SelectTeacherToken(id))){ meta.setMessage("获取成功"); meta.setStatus(200); return new ResultInformation(null,teacherMapper.SelectTeacher(id),null,meta); } } meta.setMessage("获取失败"); meta.setStatus(400); return new ResultInformation(null,null,null,meta); } /* * 修改密码 * 通过进行对token的验证，利用反解出的id，进行对密码的修改*/ @RequestMapping(method = RequestMethod.POST , value = "user/updatepassword") @CrossOrigin(methods = { RequestMethod.GET, RequestMethod.POST }, origins = "*") @ResponseBody public ResultStudent updateStudent(HttpServletRequest request, @RequestBody StudentHtml studentHtml ){ String token = request.getHeader("Authorization"); DecodedJWT jwt = tokenTools.decodeToken(token); String id = jwt.getClaim("id").asString(); String password = jwt.getClaim("password").asString(); String role = jwt.getClaim("role").asString() ; String oldPassword = studentHtml.getOldPassword(); Meta meta = new Meta(); if(role.equals("1")){ if(token.trim().equals(studentMapper.SelectToken(id))){ if(password.equals(oldPassword)){ String newPassword = studentHtml.getNewPassword(); /*String password = studentHtml.getPassword*/ studentMapper.updatestudent(newPassword,id); meta.setMessage("修改成功"); meta.setStatus(200); return new ResultStudent(null,meta); } meta.setMessage("修改失败"); meta.setStatus(403); return new ResultStudent(null,meta); } } if(role.equals("2")){ if(token.trim().equals(teacherMapper.SelectTeacherToken(id))){ if(password.equals(oldPassword)){ String newPassword = studentHtml.getNewPassword(); /*String password = studentHtml.getPassword*/ teacherMapper.updateTeacher(id,newPassword); meta.setMessage("修改成功"); meta.setStatus(200); return new ResultStudent(null,meta);