基于微信小程序+SSM实现培训机构管理系统

package com.system.controller;
import com.system.exception.CustomException;
import com.system.po.*;
import com.system.service.*;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import javax.annotation.Resource;
import java.util.List;
@Controller
@RequestMapping("/admin")
public class AdminController {
    @Resource(name = "studentServiceImpl")
    private StudentService studentService;
    @Resource(name = "teacherServiceImpl")
    private TeacherService teacherService;
    @Resource(name = "courseServiceImpl")
    private CourseService courseService;
    @Resource(name = "collegeServiceImpl")
    private CollegeService collegeService;
    @Resource(name = "userloginServiceImpl")
    private UserloginService userloginService;
    /*<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<学生操作>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/
    @RequestMapping("/showStudent")
    public String showStudent(Model model, Integer page) throws Exception {
        List<StudentCustom> list = null;
        //页码对象
        PagingVO pagingVO = new PagingVO();
        //设置总页数
        pagingVO.setTotalCount(this.studentService.getCountStudent());
        if (page == null || page == 0) {
            pagingVO.setToPageNo(1);
            list = studentService.findByPaging(1);
        } else {
            pagingVO.setToPageNo(page);
            list = studentService.findByPaging(page);
        }
      /*  if (page != null && page.intValue() != 0){
            pagingVO.setToPageNo(page);
            list = this.studentService.findByPaging(1);
        }else{
            pagingVO.setToPageNo(Integer.valueOf(1));
            list = this.studentService.findByPaging(Integer.valueOf(1));
        }*/
        model.addAttribute("studentList", list);
        model.addAttribute("pagingVO", pagingVO);
        return "/admin/showStudent";
    }
    //  添加学生信息页面显示
    @RequestMapping(value = "/addStudent", method = {RequestMethod.GET})
    public String addStudentUI(Model model) throws Exception {
        List<College> list = collegeService.finAll();
        model.addAttribute("collegeList", list);
        return "/admin/addStudent";
    }
     // 添加学生信息操作
    @RequestMapping(value = "/addStudent", method = {RequestMethod.POST})
    public String addStudent(StudentCustom studentCustom, Model model) throws Exception {
        Boolean result = studentService.save(studentCustom);
        if (!result) {
            model.addAttribute("message", "学号重复");
            return "error";
        }
        //添加成功后，也添加到登录表
        Userlogin userlogin = new Userlogin();
        userlogin.setUsername(studentCustom.getUserid().toString());
        userlogin.setPassword("123");
        userlogin.setRole(2);
        userloginService.save(userlogin);
        //重定向
        return "redirect:/admin/showStudent";
    }
    // 修改学生信息页面显示
    @RequestMapping(value = "/editStudent", method = {RequestMethod.GET})
    public String editStudentUI(Integer id, Model model) throws Exception {
        if (id == null) {
            //加入没有带学生id就进来的话就返回学生显示页面
            return "redirect:/admin/showStudent";
        }
        StudentCustom studentCustom = studentService.findById(id);
        if (studentCustom == null) {
            throw new CustomException("未找到该名学生");
        }
        List<College> list = collegeService.finAll();
        model.addAttribute("collegeList", list);
        model.addAttribute("student", studentCustom);
        return "/admin/editStudent";
    }
    // 修改学生信息处理
    @RequestMapping(value = "/editStudent", method = {RequestMethod.POST})
    public String editStudent(StudentCustom studentCustom) throws Exception {
        studentService.updataById(studentCustom.getUserid(), studentCustom);
        //重定向
        return "redirect:/admin/showStudent";
    }
    // 删除学生
    @RequestMapping(value = "/removeStudent", method = {RequestMethod.GET} )
    private String removeStudent(Integer id) throws Exception {
        if (id == null) {
            //加入没有带学生id就进来的话就返回学生显示页面
            return "/admin/showStudent";
        }
        studentService.removeById(id);
        userloginService.removeByName(id.toString());
        return "redirect:/admin/showStudent";
    }
    // 搜索学生
    @RequestMapping(value = "selectStudent", method = {RequestMethod.POST})
    private String selectStudent(String findByName, Model model) throws Exception {
        List<StudentCustom> list = studentService.findByName(findByName);
        model.addAttribute("studentList", list);
        return "/admin/showStudent";
    }
    /*<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<教师操作>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/
    // 教师页面显示
    @RequestMapping({"/showTeacher"})
    public String showTeacher(Model model, Integer page) throws Exception {
        List<TeacherCustom> list = null;
        PagingVO pagingVO = new PagingVO();
        pagingVO.setTotalCount(this.teacherService.getCountTeacher());
        if (page != null && page.intValue() != 0) {
            pagingVO.setToPageNo(page);
            list = this.teacherService.findByPaging(page);
        } else {
            pagingVO.setToPageNo(Integer.valueOf(1));
            list = this.teacherService.findByPaging(Integer.valueOf(1));
        }
        model.addAttribute("teacherList", list);
        model.addAttribute("pagingVO", pagingVO);
        return "/admin/showTeacher";
    }
    // 添加教师信息
    @RequestMapping(value = "/addTeacher", method = {RequestMethod.GET})
    public String addTeacherUI(Model model) throws Exception {
        List<College> list = collegeService.finAll();
        model.addAttribute("collegeList", list);
        return "/admin/addTeacher";
    }
    // 添加教师信息处理
    @RequestMapping(value = "/addTeacher", method = {RequestMethod.POST})
    public String addTeacher(TeacherCustom teacherCustom, Model model) throws Exception {
        Boolean result = teacherService.save(teacherCustom);
        if (!result) {
            model.addAttribute("message", "工号重复");
            return "/error";
        }
        //添加成功后，也添加到登录表
        Userlogin userlogin = new Userlogin();
        userlogin.setUsername(teacherCustom.getUserid().toString());
        userlogin.setPassword("123");
        userlogin.setRole(1);
        userloginService.save(userlogin);
        //重定向
        return "redirect:/admin/showTeacher";
    }
    // 修改教师信息页面显示
    @RequestMapping(value = "/editTeacher", method = {RequestMethod.GET})
    public String editTeacherUI(Integer id, Model model) throws Exception {
        if (id == null) {
            return "redirect:/admin/showTeacher";
        }
        TeacherCustom teacherCustom = teacherService.findById(id);
        if (teacherCustom == null) {
            throw new CustomException("未找到该名学生");
        }
        List<College> list = collegeService.finAll();
        model.addAttribute("collegeList", list);
        model.addAttribute("teacher", teacherCustom);
        return "/admin/editTeacher";
    }
    // 修改教师信息页面处理
    @RequestMapping(value = "/editTeacher", method = {RequestMethod.POST})
    public String editTeacher(TeacherCustom teacherCustom) throws Exception {
        teacherService.updateById(teacherCustom.getUserid(), teacherCustom);
        //重定向
        return "redirect:/admin/showTeacher";
    }
    //删除教师
    @RequestMapping("/removeTeacher")
    public String removeTeacher(Integer id) throws Exception {
        if (id == null) {
            //加入没有带教师id就进来的话就返回教师显示页面
            return "/admin/showTeacher";
        }
        teacherService.removeById(id);
        userloginService.removeByName(id.toString());
        return "redirect:/admin/showTeacher";
    }
    //搜索教师
    @RequestMapping(value = "selectTeacher", method = {RequestMethod.POST})
    private String selectTeacher(String findByName, Model model) throws Exception {
        List<TeacherCustom> list = teacherService.findByName(findByName);
        model.addAttribute("teacherList", list);
        return "/admin/showTeacher";
    }
    /*<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<课程操作>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/
    // 课程信息显示
    @RequestMapping("/showCourse")
    public String showCourse(Model model, Integer page) throws Exception {
        List<CourseCustom> list = null;
        //页码对象
        PagingVO pagingVO = new PagingVO();
        //设置总页数
        pagingVO.setTotalCount(courseService.getCountCourse());
        if (page == null || page == 0) {
            pagingVO.setToPageNo(1);
            list = courseService.findByPaging(1);
        } else {
            pagingVO.setToPageNo(page);
            list = courseService.findByPaging(page);
        }
        model.addAttribute("courseList", list);
        model.addAttribute("pagingVO", pagingVO);
        return "/admin/showCourse";
    }
    //添加课程
    @RequestMapping(value = "/addCourse", method = {RequestMethod.GET})
    public String addCourseUI(Model model) throws Exception {
        List<TeacherCustom> list = teacherService.findAll();
        List<College> collegeList = collegeService.finAll();
        model.addAttribute("collegeList", collegeList);
        model.addAttribute("teacherList", list);
        return "/admin/addCourse";
    }
    // 添加课程信息处理
    @RequestMapping(value = "/addCourse", method = {RequestMethod.POST})
    public String addCourse(CourseCustom courseCustom, Model model) throws Exception {
        Boolean result = courseService.save(courseCustom);
        if (!result) {
            model.addAttribute("message", "课程号重复");
            return "/error";
        }
        //重定向
        return "redirect:/admin/showCourse";
    }
    // 修改教师信息页面显示
    @RequestMapping(value = "/editCourse", method = {RequestMethod.GET})
    public String editCourseUI(Integer id, Model model) throws Exception {
        if (id == null) {
            return "redirect:/admin/showCourse";
        }
        CourseCustom courseCustom = courseService.findById(id);
        if (courseCustom == null) {
            throw new CustomException("未找到该课程");
        }
        List<TeacherCustom> list = teacherService.findAll();
        List<College> collegeList = collegeService.finAll();
        model.addAttribute("teacherList", list);
        model.addAttribute("collegeList", collegeList);
        model.addAttribute("course", courseCustom);
        return "/admin/editCourse";
    }
    // 修改教师信息页面处理
    @RequestMapping(value = "/editCourse", method = {RequestMethod.POST})
    public String editCourse(CourseCustom courseCustom) throws Exception {
        courseService.updateById(courseCustom.getCourseid(), courseCustom);
        //重定向
        return "redirect:/admin/showCourse";
    }
    // 删除课程信息
    @RequestMapping("/removeCourse")
    public String removeCourse(Integer id) throws Exception {
        if (id == null) {
            //加入没有带教师id就进来的话就返回教师显示页面
           throw new CustomException("查询该课程失败");
        }
        courseService.removeById(id);
        return "redirect:/admin/showCourse";
    }
    //搜索课程
    @RequestMapping(value = "selectCourse", method = {RequestMethod.POST})
    private String selectCourse(String findByName, Model model) throws Exception {
        List<CourseCustom> list = courseService.findByName(findByName);
        model.addAttribute("courseList", list);
        return "/admin/showCourse";
    }
    /*<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<其他操作>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/
    // 普通用户账号密码重置
    @RequestMapping("/userPasswordRest")
    public String userPasswordRestUI() throws Exception {
        return "/admin/userPasswordRest";
    }
    // 普通用户账号密码重置处理
    @RequestMapping(value = "/userPasswordRest", method = {RequestMethod.POST})
    public String userPasswordRest(Userlogin userlogin) throws Exception {
        Userlogin u = userloginService.findByName(userlogin.getUsername());
        if (u != null) {
            if (u.getRole() == 0) {
                throw new CustomException("该账户为管理员账户，没法修改");
            }
            u.setPassword(userlogin.getPassword());
            userloginService.updateByName(userlogin.getUsername(), u);
        } else {
            throw new CustomException("没找到该用户");
        }
        return "/admin/userPasswordRest";
    }
    // 本账户密码重置
    @RequestMapping("/passwordRest")
    public String passwordRestUI() throws Exception {
        return "/admin/passwordRest";
    }
}

package com.system.controller;
import com.system.po.Userlogin;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.subject.Subject;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
import java.util.HashMap;
import java.util.Map;
/**
 * 包含Web端以及微信小程序端登录
 */
@Controller
public class LoginController {
    //登录跳转
    @RequestMapping(value = "/login", method = {RequestMethod.GET})
    public String loginUI() throws Exception {
        return "/login";
    }
    @RequestMapping(value="/logout",method = {RequestMethod.GET})
    public String logout() throws Exception{
        return "/login";
    }
    @RequestMapping(value = "/wxlogin", method = {RequestMethod.POST,RequestMethod.GET})
    @ResponseBody
    public Map<String,String>  wxlogin(Userlogin userlogin, Model model) throws Exception{
        //Shiro实现登录
        Map<String,String> map = new HashMap<String, String>();
        UsernamePasswordToken token = new UsernamePasswordToken(userlogin.getUsername(),
                userlogin.getPassword());
        //Subject：项目，通过Shiro保护的项目一个抽象概念
        //通过令牌（token）与项目（subject）的登陆（login）关系，Shiro保证了项目整体的安全
        //获取Subject单例对象
        Subject subject = SecurityUtils.getSubject();
        //如果获取不到用户名就是登录失败，但登录失败的话，会直接抛出异常
        //登录
        subject.login(token);
        if (subject.hasRole("admin")) {
            map.put("role","admin");
            map.put("username",userlogin.getUsername());
        } else if (subject.hasRole("teacher")) {
            map.put("role","teacher");
            map.put("username",userlogin.getUsername());
        } else if (subject.hasRole("student")) {
            map.put("role","student");
            map.put("username",userlogin.getUsername());
        }
        return map;
    }
    //登录表单处理
    @RequestMapping(value = "/login", method = {RequestMethod.POST})
    public String login(Userlogin userlogin) throws Exception {
        //Shiro实现登录
        UsernamePasswordToken token = new UsernamePasswordToken(userlogin.getUsername(),
                userlogin.getPassword());
        Subject subject = SecurityUtils.getSubject();
        //如果获取不到用户名就是登录失败，但登录失败的话，会直接抛出异常
        //登录
        subject.login(token);
        if (subject.hasRole("admin")) {
            return "redirect:/admin/showStudent";
        } else if (subject.hasRole("teacher")) {
            return "redirect:/teacher/showCourse";
        } else if (subject.hasRole("student")) {
            return "redirect:/student/showCourse";
        }
        return "/login";
    }
}