目录
一、项目介绍：
二、文档学习资料：
三、模块截图：
四、开发技术与运行环境：
五、代码展示：
六、数据库表截图：
该项目含有源码、文档、PPT、图文修改教程、配套开发软件、软件安装教程、项目发布教程、相关文档模板等学习内容。
市场需求分析
技术类课程的供需旺盛。Python和Vue作为热门开发语言与框架，市场对系统性学习资源的需求显著提升。企业必须高效培养全栈人才，个人开发者则寻求灵活的学习路径，催生了结合这两种工艺的在线学习系统开发需求。就是在线教育行业近年来呈现爆发式增长，尤其
技术栈优势
Python+Django/Flask后端具备快速开发、数据处理能力强（如用户行为分析、课程推荐算法）的特点，适合处理视频流、用户管理等复杂逻辑。Vue.js前端框架的响应式特性能够优化视频播放、交互式编程环境等用户体验，同时支持组件化研发，便于维护和迭代。
一、任务介绍：
二、文档学习资料：
三、模块截图：
四、开发技术：
(1)Python：Python是一种高级编程语言，在工程开发中，Python用作后端开发语言。
(2)Django：Django是一个开源的Python Web框架，提供了许多内置的功能，如用户认证、会话、模板引擎、表单处理等，使得项目能够快速地开发出功能完备的网站。
(3)Pymysql：pymysql是一个Python的MySQL数据库连接器，它提供了Python与MySQL数据库之间的连接、查询、插入、更新和删除等数据库操作。
(4)Vue.js：Vue.js是一个用于构建用户界面的JavaScript框架。Vue的核心库只关注视图层，不仅易于学习，而且容易与其他库或现有项目集成。
(5)Element UI：Element UI是Vue.js的一个组件库，它提供了一系列的Web组件，包括表格、表单、弹窗、导航栏等。能够帮助开发者快速构建出风格一致的页面。
(6)CSS3：CSS3是层叠样式表（CSS）的第三个版本，它在项目开发中用于控制HTML元素的呈现方式。CSS3加入了很多新特性，如动画、过渡、阴影等，使得网页的视觉效果更加丰富和细腻。
(7)MySQL 5.7：MySQL是一个开源的关系型数据库管理系统。版本5.7是MySQL的一个主要版本，它引入了诸如JSON数据类型、改进的查询优化器、多源复制等新特性。MySQL用于项目存储、检索和管理数据
五、代码展示（示范代码注释）：
/*** 用户* 后端接口* @author* @email
*/
@RestController
@Controller
@RequestMapping("/yonghu")
public class YonghuController {private static final Logger logger = LoggerFactory.getLogger(YonghuController.class);private static final String TABLE_NAME = "yonghu";@Autowiredprivate YonghuService yonghuService;@Autowiredprivate TokenService tokenService;@Autowiredprivate DictionaryService dictionaryService;//字典@Autowiredprivate GonggaoService gonggaoService;//公告@Autowiredprivate GuwenService guwenService;//顾问@Autowiredprivate GuwenChatService guwenChatService;//用户咨询@Autowiredprivate GuwenYuyueService guwenYuyueService;//顾问预约@Autowiredprivate JiankangzhishiService jiankangzhishiService;//健康知识@Autowiredprivate JiankangzhishiCollectionService jiankangzhishiCollectionService;//健康知识收藏@Autowiredprivate JiankangzhishiLiuyanService jiankangzhishiLiuyanService;//健康知识留言@Autowiredprivate UsersService usersService;//管理员/*** 后端列表*/@RequestMapping("/page")public R page(@RequestParam Map params, HttpServletRequest request){logger.debug("page方法:,,Controller:{},,params:{}",this.getClass().getName(),JSONObject.toJSONString(params));String role = String.valueOf(request.getSession().getAttribute("role"));if(false)return R.error(511,"永不会进入");else if("用户".equals(role))params.put("yonghuId",request.getSession().getAttribute("userId"));else if("顾问".equals(role))params.put("guwenId",request.getSession().getAttribute("userId"));CommonUtil.checkMap(params);PageUtils page = yonghuService.queryPage(params);//字典表数据转换List list =(List)page.getList();for(YonghuView c:list){//修改对应字典表字段dictionaryService.dictionaryConvert(c, request);}return R.ok().put("data", page);}/*** 后端详情*/@RequestMapping("/info/{id}")public R info(@PathVariable("id") Long id, HttpServletRequest request){logger.debug("info方法:,,Controller:{},,id:{}",this.getClass().getName(),id);YonghuEntity yonghu = yonghuService.selectById(id);if(yonghu !=null){//entity转viewYonghuView view = new YonghuView();BeanUtils.copyProperties( yonghu , view );//把实体数据重构到view中//修改对应字典表字段dictionaryService.dictionaryConvert(view, request);return R.ok().put("data", view);}else {return R.error(511,"查不到数据");}}/*** 后端保存*/@RequestMapping("/save")public R save(@RequestBody YonghuEntity yonghu, HttpServletRequest request){logger.debug("save方法:,,Controller:{},,yonghu:{}",this.getClass().getName(),yonghu.toString());String role = String.valueOf(request.getSession().getAttribute("role"));if(false)return R.error(511,"永远不会进入");Wrapper queryWrapper = new EntityWrapper().eq("username", yonghu.getUsername()).or().eq("yonghu_phone", yonghu.getYonghuPhone()).or().eq("yonghu_id_number", yonghu.getYonghuIdNumber());logger.info("sql语句:"+queryWrapper.getSqlSegment());YonghuEntity yonghuEntity = yonghuService.selectOne(queryWrapper);if(yonghuEntity==null){yonghu.setCreateTime(new Date());yonghu.setPassword("123456");yonghuService.insert(yonghu);return R.ok();}else {return R.error(511,"账户或者用户手机号或者用户身份证号已经被使用");}}/*** 后端修改*/@RequestMapping("/update")public R update(@RequestBody YonghuEntity yonghu, HttpServletRequest request) throws NoSuchFieldException, ClassNotFoundException, IllegalAccessException, InstantiationException {logger.debug("update方法:,,Controller:{},,yonghu:{}",this.getClass().getName(),yonghu.toString());YonghuEntity oldYonghuEntity = yonghuService.selectById(yonghu.getId());//查询原先数据String role = String.valueOf(request.getSession().getAttribute("role"));
// if(false)
// return R.error(511,"永远不会进入");if("".equals(yonghu.getYonghuPhoto()) || "null".equals(yonghu.getYonghuPhoto())){yonghu.setYonghuPhoto(null);}yonghuService.updateById(yonghu);//根据id更新return R.ok();}/*** 删除*/@RequestMapping("/delete")public R delete(@RequestBody Integer[] ids, HttpServletRequest request){logger.debug("delete:,,Controller:{},,ids:{}",this.getClass().getName(),ids.toString());List oldYonghuList =yonghuService.selectBatchIds(Arrays.asList(ids));//要删除的数据yonghuService.deleteBatchIds(Arrays.asList(ids));return R.ok();}/*** 批量上传*/@RequestMapping("/batchInsert")public R save( String fileName, HttpServletRequest request){logger.debug("batchInsert方法:,,Controller:{},,fileName:{}",this.getClass().getName(),fileName);Integer yonghuId = Integer.valueOf(String.valueOf(request.getSession().getAttribute("userId")));SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");//.eq("time", new SimpleDateFormat("yyyy-MM-dd").format(new Date()))try {List yonghuList = new ArrayList<>();//上传的东西Map> seachFields= new HashMap<>();//要查询的字段Date date = new Date();int lastIndexOf = fileName.lastIndexOf(".");if(lastIndexOf == -1){return R.error(511,"该文件没有后缀");}else{String suffix = fileName.substring(lastIndexOf);if(!".xls".equals(suffix)){return R.error(511,"只支持后缀为xls的excel文件");}else{URL resource = this.getClass().getClassLoader().getResource("static/upload/" + fileName);//获取文件路径File file = new File(resource.getFile());if(!file.exists()){return R.error(511,"找不到上传文件，请联系管理员");}else{List> dataList = PoiUtil.poiImport(file.getPath());//读取xls文件dataList.remove(0);//删除第一行，因为第一行是提示for(List data:dataList){//循环YonghuEntity yonghuEntity = new YonghuEntity();
// yonghuEntity.setUsername(data.get(0)); //账户 要改的
// yonghuEntity.setPassword("123456");//密码
// yonghuEntity.setYonghuName(data.get(0)); //用户姓名 要改的
// yonghuEntity.setYonghuPhone(data.get(0)); //用户手机号 要改的
// yonghuEntity.setYonghuIdNumber(data.get(0)); //用户身份证号 要改的
// yonghuEntity.setYonghuPhoto("");//详情和图片
// yonghuEntity.setSexTypes(Integer.valueOf(data.get(0))); //性别 要改的
// yonghuEntity.setYonghuEmail(data.get(0)); //用户邮箱 要改的
// yonghuEntity.setCreateTime(date);//时间yonghuList.add(yonghuEntity);//把要查询是否重复的字段放入map中//账户if(seachFields.containsKey("username")){List username = seachFields.get("username");username.add(data.get(0));//要改的}else{List username = new ArrayList<>();username.add(data.get(0));//要改的seachFields.put("username",username);}//用户手机号if(seachFields.containsKey("yonghuPhone")){List yonghuPhone = seachFields.get("yonghuPhone");yonghuPhone.add(data.get(0));//要改的}else{List yonghuPhone = new ArrayList<>();yonghuPhone.add(data.get(0));//要改的seachFields.put("yonghuPhone",yonghuPhone);}//用户身份证号if(seachFields.containsKey("yonghuIdNumber")){List yonghuIdNumber = seachFields.get("yonghuIdNumber");yonghuIdNumber.add(data.get(0));//要改的}else{List yonghuIdNumber = new ArrayList<>();yonghuIdNumber.add(data.get(0));//要改的seachFields.put("yonghuIdNumber",yonghuIdNumber);}}//查询是否重复//账户List yonghuEntities_username = yonghuService.selectList(new EntityWrapper().in("username", seachFields.get("username")));if(yonghuEntities_username.size() >0 ){ArrayList repeatFields = new ArrayList<>();for(YonghuEntity s:yonghuEntities_username){repeatFields.add(s.getUsername());}return R.error(511,"数据库的该表中的 [账户] 字段已经存在 存在数据为:"+repeatFields.toString());}//用户手机号List yonghuEntities_yonghuPhone = yonghuService.selectList(new EntityWrapper().in("yonghu_phone", seachFields.get("yonghuPhone")));if(yonghuEntities_yonghuPhone.size() >0 ){ArrayList repeatFields = new ArrayList<>();for(YonghuEntity s:yonghuEntities_yonghuPhone){repeatFields.add(s.getYonghuPhone());}return R.error(511,"数据库的该表中的 [用户手机号] 字段已经存在 存在数据为:"+repeatFields.toString());}//用户身份证号List yonghuEntities_yonghuIdNumber = yonghuService.selectList(new EntityWrapper().in("yonghu_id_number", seachFields.get("yonghuIdNumber")));if(yonghuEntities_yonghuIdNumber.size() >0 ){ArrayList repeatFields = new ArrayList<>();for(YonghuEntity s:yonghuEntities_yonghuIdNumber){repeatFields.add(s.getYonghuIdNumber());}return R.error(511,"数据库的该表中的 [用户身份证号] 字段已经存在 存在数据为:"+repeatFields.toString());}yonghuService.insertBatch(yonghuList);return R.ok();}}}}catch (Exception e){e.printStackTrace();return R.error(511,"批量插入数据异常，请联系管理员");}}/*** 登录*/@IgnoreAuth@RequestMapping(value = "/login")public R login(String username, String password, String captcha, HttpServletRequest request) {YonghuEntity yonghu = yonghuService.selectOne(new EntityWrapper().eq("username", username));if(yonghu==null || !yonghu.getPassword().equals(password))return R.error("账号或密码不正确");String token = tokenService.generateToken(yonghu.getId(),username, "yonghu", "用户");R r = R.ok();r.put("token", token);r.put("role","用户");r.put("username",yonghu.getYonghuName());r.put("tableName","yonghu");r.put("userId",yonghu.getId());return r;}/*** 注册*/@IgnoreAuth@PostMapping(value = "/register")public R register(@RequestBody YonghuEntity yonghu, HttpServletRequest request) {
// ValidatorUtils.validateEntity(user);Wrapper queryWrapper = new EntityWrapper().eq("username", yonghu.getUsername()).or().eq("yonghu_phone", yonghu.getYonghuPhone()).or().eq("yonghu_id_number", yonghu.getYonghuIdNumber());YonghuEntity yonghuEntity = yonghuService.selectOne(queryWrapper);if(yonghuEntity != null)return R.error("账户或者用户手机号或者用户身份证号已经被使用");yonghu.setCreateTime(new Date());yonghuService.insert(yonghu);return R.ok();}/*** 重置密码*/@GetMapping(value = "/resetPassword")public R resetPassword(Integer id, HttpServletRequest request) {YonghuEntity yonghu = yonghuService.selectById(id);yonghu.setPassword("123456");yonghuService.updateById(yonghu);return R.ok();}/*** 修改密码*/@GetMapping(value = "/updatePassword")public R updatePassword(String oldPassword, String newPassword, HttpServletRequest request) {YonghuEntity yonghu = yonghuService.selectById((Integer)request.getSession().getAttribute("userId"));if(newPassword == null){return R.error("新密码不能为空") ;}if(!oldPassword.equals(yonghu.getPassword())){return R.error("原密码输入错误");}if(newPassword.equals(yonghu.getPassword())){return R.error("新密码不能和原密码一致") ;}yonghu.setPassword(newPassword);yonghuService.updateById(yonghu);return R.ok();}/*** 忘记密码*/@IgnoreAuth@RequestMapping(value = "/resetPass")public R resetPass(String username, HttpServletRequest request) {YonghuEntity yonghu = yonghuService.selectOne(new EntityWrapper().eq("username", username));if(yonghu!=null){yonghu.setPassword("123456");yonghuService.updateById(yonghu);return R.ok();}else{return R.error("账号不存在");}}/*** 获取用户的session用户信息*/@RequestMapping("/session")public R getCurrYonghu(HttpServletRequest request){Integer id = (Integer)request.getSession().getAttribute("userId");YonghuEntity yonghu = yonghuService.selectById(id);if(yonghu !=null){//entity转viewYonghuView view = new YonghuView();BeanUtils.copyProperties( yonghu , view );//把实体数据重构到view中//修改对应字典表字段dictionaryService.dictionaryConvert(view, request);return R.ok().put("data", view);}else {return R.error(511,"查不到数据");}}/*** 退出*/@GetMapping(value = "logout")public R logout(HttpServletRequest request) {request.getSession().invalidate();return R.ok("退出成功");}/*** 前端列表*/@IgnoreAuth@RequestMapping("/list")public R list(@RequestParam Map params, HttpServletRequest request){logger.debug("list方法:,,Controller:{},,params:{}",this.getClass().getName(),JSONObject.toJSONString(params));CommonUtil.checkMap(params);PageUtils page = yonghuService.queryPage(params);//字典表数据转换List list =(List)page.getList();for(YonghuView c:list)dictionaryService.dictionaryConvert(c, request); //修改对应字典表字段return R.ok().put("data", page);}/*** 前端详情*/@RequestMapping("/detail/{id}")public R detail(@PathVariable("id") Long id, HttpServletRequest request){logger.debug("detail方法:,,Controller:{},,id:{}",this.getClass().getName(),id);YonghuEntity yonghu = yonghuService.selectById(id);if(yonghu !=null){//entity转viewYonghuView view = new YonghuView();BeanUtils.copyProperties( yonghu , view );//把实体数据重构到view中//修改对应字典表字段dictionaryService.dictionaryConvert(view, request);return R.ok().put("data", view);}else {return R.error(511,"查不到数据");}}/*** 前端保存*/@RequestMapping("/add")public R add(@RequestBody YonghuEntity yonghu, HttpServletRequest request){logger.debug("add方法:,,Controller:{},,yonghu:{}",this.getClass().getName(),yonghu.toString());Wrapper queryWrapper = new EntityWrapper().eq("username", yonghu.getUsername()).or().eq("yonghu_phone", yonghu.getYonghuPhone()).or().eq("yonghu_id_number", yonghu.getYonghuIdNumber())
// .notIn("yonghu_types", new Integer[]{102});logger.info("sql语句:"+queryWrapper.getSqlSegment());YonghuEntity yonghuEntity = yonghuService.selectOne(queryWrapper);if(yonghuEntity==null){yonghu.setCreateTime(new Date());yonghu.setPassword("123456");yonghuService.insert(yonghu);return R.ok();}else {return R.error(511,"账户或者用户手机号或者用户身份证号已经被使用");}}
} 六、数据库表截图（示范表注释，非本项目）：
