基于java ssm springboot选课推荐交流平台系统设计和实现

2年前 (2022) 程序员胖胖胖虎阿
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基于java ssm springboot选课推荐交流平台系统设计和实现

话不多说、直接进入主题

目录

主要功能模块设计:

主要技术:

主要功能实现前端:

选课平台首页:

登录注册管理:

选课推荐分类:

我的个人中心:

主要功能实现前端:

管理员登录:

选课类型管理:

选课信息详情管理:

管理员信息管理:

用户信息管理:

评论交流回复管理:

部分关键代码展示:

登录模块:

配置模块:

主要表设计:

用户表:

选课类型表:

选课详情表:

评论交流表:

回复信息表:

主要功能模块设计:

登录注册、首页信息浏览、选课分类查看、选课详情查看、评论交流、收藏、浏览量、以及后台数据管理、用户管理、选课类别管理、选课信息详情管理、评论交流和回复管理、以及公告信息管理等

主要技术:

Java、springmvc、mybatis、mysql、tomcat、jquery、layui、JavaScript、html、css、jsp、log4j等一些常见的基本技术。

主要功能实现前端:

选课平台首页:

输入http://localhost/访问选课推荐交流平台首页、可以查看轮播图以及各类信息、点击进入详情页面

基于java ssm springboot选课推荐交流平台系统设计和实现

基于java ssm springboot选课推荐交流平台系统设计和实现

登录注册管理:

基于java ssm springboot选课推荐交流平台系统设计和实现

选课推荐分类:

点击查看分类课程推荐信息、按照类别查看课程信息、管理员可以在后台添加课程分类信息

以及根据访问量来进行点击排行、

基于java ssm springboot选课推荐交流平台系统设计和实现

课程详情信息:

课程详情可以查看课程详情信息以及作者信息和浏览量等具体数据、也可以进行评论和收藏等操作

基于java ssm springboot选课推荐交流平台系统设计和实现

基于java ssm springboot选课推荐交流平台系统设计和实现

我的个人中心:

包括我的个人信息和收藏夹信息、

基于java ssm springboot选课推荐交流平台系统设计和实现

主要功能实现后台:

系统主页设计:

主要功能模块有首页的信息统计、选课类型管理、选课详情管理、用户管理、评论和公告管理等数据维护。

基于java ssm springboot选课推荐交流平台系统设计和实现

选课类型管理:

基于java ssm springboot选课推荐交流平台系统设计和实现

选课信息详情管理:

列表信息查看添加修改删除以及检索等操作

基于java ssm springboot选课推荐交流平台系统设计和实现

详情信息

基于java ssm springboot选课推荐交流平台系统设计和实现

通知公告信息:

数据列表查看和添加修改删除等操作

基于java ssm springboot选课推荐交流平台系统设计和实现

用户信息管理:

基于java ssm springboot选课推荐交流平台系统设计和实现

评论交流回复管理:

评论和回复的数据管理

基于java ssm springboot选课推荐交流平台系统设计和实现

部分关键代码展示:

登录模块:

package com.longwang.controller;

import com.longwang.entity.Article;
import com.longwang.entity.Classify;
import com.longwang.entity.User;
import com.longwang.service.ArticleService;
import com.longwang.service.ClassifyService;
import com.longwang.service.NoticeService;
import com.longwang.service.UserService;
import com.longwang.util.DateUtil;
import com.longwang.util.StringUtil;
import org.apache.commons.io.FileUtils;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.servlet.ModelAndView;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.io.File;
import java.util.*;

/**
 * 根路径以及其他请求处理
 * 
 * @author 李杨勇
 *
 */
@Controller
public class IndexController {

  @Value("${imageFilePath}")
  private String imageFilePath; // 文件路径

  @Resource
  private NoticeService noticeService;

  @Resource
  private UserService userService;

  @Resource
  private ArticleService articleService;
  @Resource
  private ClassifyService classifyService;



  @RequestMapping("/")
  public String index(HttpSession session) {

    // 查询公告
    session.setAttribute("noticeList", noticeService.list(0, 5));
    return "index";// 跳转到index.html
  }


  @RequestMapping("/delete")
  public Map<String, Object> delete(Integer userId) {
    Map<String, Object> resultMap = new HashMap<String, Object>();
    userService.delete(userId);
    resultMap.put("errorNo", 0);
    return resultMap;
  }
  /**
   * 登录页面
   * 
   * @return
   */
  @RequestMapping("/login")
  public String login() {
    return "login";
  }

  /**
   * 前台登录页面
   * 
   * @return
   */
  @RequestMapping("/webLogin")
  public String webLogin() {
    return "webLogin";
  }

  /**
   * 注册
   * 
   * @return
   */
  @RequestMapping("/regist")
  public String regist() {
    return "regist";
  }

  /**
   * 保存注册信息
   * 
   * @param user
   * @return
   */
  @RequestMapping("/saveUser")
  public String saveUser(User user) {
      List<Article> randomArticle = articleService.getRandomArticle(3);
      String ids="";
      for (int i = 0; i < randomArticle.size(); i++) {
          Integer articleId = randomArticle.get(i).getArticleId();
          ids+=articleId+",";
      }
      ids = ids.substring(0, ids.length() -1);
      user.setArticleIds(ids);
      userService.save(user);

    return "webLogin";
  }

  /**
   * 退出登录
   * 
   * @param request
   * @return
   */
  @RequestMapping("/quit")
  public String quit(HttpServletRequest request) {
    HttpSession session = request.getSession();
    session.removeAttribute("user");
    return "index";
  }


  /**
   * 退出登录
   * 
   * @param request
   * @return
   */
  @RequestMapping("/quitAdmin")
  public String quitAdmin(HttpServletRequest request) {
    HttpSession session = request.getSession();
    session.removeAttribute("user");
    return "login";
  }

  /**
   * 验证登录
   *
   * @param user
   * @param request
   * @return
   */
  @RequestMapping("/checkLogin")
  public ModelAndView checkLogin(User user, HttpServletRequest request) {
    ModelAndView mav = new ModelAndView();
    HttpSession session = request.getSession();
    User u = userService.findByUsernameAndPassword(user.getUsername(), user.getPassword());
    if (u == null) {
      mav.addObject("user", user);
      mav.addObject("errorInfo", "用户名或者密码错误!");
      mav.setViewName("webLogin");
    } else {
      u.setLatelyLoginTime(new Date());
      userService.save(u);
      session.setAttribute("user", u);
      mav.addObject("username", u.getUsername());
      mav.addObject("user", u);
      mav.addObject("success", true);
      mav.setViewName("/index");
    }
    return mav;
  }

  /**
   * 查看个人信息
   * 
   * @return
   */
  @RequestMapping("viewPerson")
  public ModelAndView viewPerson(HttpServletRequest request) {
    User user = (User) request.getSession().getAttribute("user");
    ModelAndView mav = new ModelAndView();
    User u = userService.findById(user.getUserId());
    mav.addObject("user", u);
    mav.setViewName("/viewPerson");
    return mav;
  }

  /**
   * 查看个人课程收藏夹
   * 
   * @return
   */
  @RequestMapping("viewCollection")
  public ModelAndView viewCollection(HttpServletRequest request, HttpSession session) {
    User user = (User) request.getSession().getAttribute("user");
    ModelAndView mav = new ModelAndView();
    User u = userService.findById(user.getUserId());
    String artIds = u.getArticleIds();
    List<String> result = new ArrayList<>();
    if (StringUtils.isNotBlank(artIds)) {
      result = Arrays.asList(StringUtils.split(artIds, ","));
    }
    List<Integer> retIds = new ArrayList<>();
    for (String temp : result) {
      retIds.add(Integer.valueOf(temp).intValue());
    }
    List<Article> retArt = articleService.findByListId(retIds);
    session.setAttribute("noticeList", noticeService.list(0, 5));
    mav.addObject("retArt", retArt);
    mav.addObject("user", u);
    mav.setViewName("/viewCollection");
    return mav;
  }

  /**
   * 查看个人关注用户
   * 
   * @return
   */
  @RequestMapping("viewFocusUser")
  public ModelAndView viewFocusUser(HttpServletRequest request, HttpSession session) {
    User user = (User) request.getSession().getAttribute("user");
    ModelAndView mav = new ModelAndView();
    User u = userService.findById(user.getUserId());
    String userIds = u.getUserIds();
    List<String> result = new ArrayList<>();
    if (StringUtils.isNotBlank(userIds)) {
      result = Arrays.asList(StringUtils.split(userIds, ","));
    }
    List<Integer> retIds = new ArrayList<>();
    for (String temp : result) {
      retIds.add(Integer.valueOf(temp).intValue());
    }
    List<User> retArt = userService.findByListId(retIds);
    session.setAttribute("noticeList", noticeService.list(0, 5));
    mav.addObject("retArt", retArt);
    mav.addObject("user", u);
    mav.setViewName("/viewFocusUser");
    return mav;
  }

  /**
   * 保存用户信息
   * 
   * @param user
   * @return
   */
  @RequestMapping("/save")
  public ModelAndView save(User user) {
    ModelAndView mav = new ModelAndView();
    userService.save(user);
    mav.setViewName("/index");
    return mav;
  }

  /**
   * 写笔记页面
   * 
   * @param request
   * @return
   */
  // @RequestMapping("notePage")
  // public String notePage(HttpServletRequest request, Model model) {
  // User user = (User) request.getSession().getAttribute("user");
  // if (user == null) {
  // return "webLogin";
  // }
  // List<Classify> list = classifyService.findAll();
  // model.addAttribute("list", list);
  // return "one";
  // }

  @RequestMapping("notePage")
  public ModelAndView notePage(HttpServletRequest request) {
    ModelAndView mav = new ModelAndView();
    User user = (User) request.getSession().getAttribute("user");
    if (user == null) {
      mav.setViewName("/webLogin");
      return mav;
    }
    List<Classify> list = classifyService.findAll();
    mav.addObject("list", list);
    mav.setViewName("/one");
    return mav;
  }

  /**
   * 保存笔记
   * 
   * @param article
   * @param request
   * @return
   */
  @RequestMapping("addNote")
  public ModelAndView addNote(Article article, HttpServletRequest request) {
    ModelAndView mav = new ModelAndView();
    // 获取当前用户信息
    User user = (User) request.getSession().getAttribute("user");
    article.setUserId(user.getUserId());
    article.setPublishDate(new Date());
    article.setClick(0);
    article.setCommentNum(0);
    article.setContentNoTag(StringUtil.Html2Text(article.getContent()));
    articleService.save(article);
    mav.setViewName("/index");
    return mav;
  }

  @RequestMapping("saveNote")
  public ModelAndView saveNote(Article article, HttpServletRequest request) {
    ModelAndView mav = new ModelAndView();
    Article a = articleService.findById(article.getArticleId());
    article.setPublishDate(a.getPublishDate());
    // 获取当前用户信息
    articleService.save(article);
    mav.setViewName("/index");
    return mav;
  }

  /**
   * 查看笔记
   * 
   * @return
   */
  @RequestMapping("viewNote")
  public String viewNote(HttpSession session) {
    session.setAttribute("noticeList", noticeService.list(0, 5));
    return "mylist";
  }

  @RequestMapping("/delete/{id}")
  public String delete(@PathVariable(value = "id") String id) throws Exception {
    articleService.delete(Integer.parseInt(id));
    return "mylist";
  }

  /**
   * 查看个人笔记加载数据列表
   * 
   * @param article
   * @param publishDates
   * @param page
   * @param pageSize
   * @return
   */
  @RequestMapping("/mylist")
  public Map<String, Object> list(Article article,
      @RequestParam(value = "publishDates", required = false) String publishDates,
      @RequestParam(value = "page", required = false) Integer page,
      @RequestParam(value = "pageSize", required = false) Integer pageSize, HttpServletRequest request) {
    Map<String, Object> resultMap = new HashMap<String, Object>();
    // User user = (User) request.getSession().getAttribute("user");
    // article.setUserId(user.getUserId());
    String s_bPublishDate = null; // 开始时间
    String s_ePublishDate = null; // 结束时间
    if (StringUtil.isNotEmpty(publishDates)) {
      String[] strs = publishDates.split(" - "); // 拆分时间段
      s_bPublishDate = strs[0];
      s_ePublishDate = strs[1];
    }
    Long total = articleService.getCount(article, s_bPublishDate, s_ePublishDate);
    int totalPage = (int) (total % pageSize == 0 ? total / pageSize : total / pageSize + 1); // 总页数
    resultMap.put("totalPage", totalPage);
    resultMap.put("errorNo", 0);
    resultMap.put("data", articleService.list(article, s_bPublishDate, s_ePublishDate, page - 1, pageSize));
    resultMap.put("total", total);
    return resultMap;
  }

  /**
   * 后台默认首页
   * 
   * @return
   */
  @RequestMapping("/index")
  public String root() {
    return "/common/index";
  }

  /**
   * 博主信息页面
   * 
   * @return
   */
  @RequestMapping("/blogger")
  public String blogger() {
    return "/blogger/index";
  }

  /**
   * 图片上传处理 @Title: ckeditorUpload @param file 图片文件 @return 参数说明 @return
   * Map<String,Object> 返回类型 @throws
   */
  @ResponseBody
  @RequestMapping("/upload")
  public Map<String, Object> ckeditorUpload(@RequestParam("file") MultipartFile file) {
    Map<String, Object> resultMap = new HashMap<String, Object>();
    Map<String, Object> resultMap1 = new HashMap<String, Object>();
    String fileName = file.getOriginalFilename(); // 获取文件名
    String suffixName = fileName.substring(fileName.lastIndexOf(".")); // 获取文件的后缀
    String newFileName = "";
    try {
      newFileName = DateUtil.getCurrentDateStr() + suffixName; // 新文件名
      FileUtils.copyInputStreamToFile(file.getInputStream(), new File(imageFilePath + newFileName)); // 上传
    } catch (Exception e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
    resultMap.put("code", 0);
    resultMap1.put("filePath", newFileName);
    resultMap.put("data", resultMap1);
    return resultMap;
  }

}

配置模块:

server: 
  port: 80
  servlet:
    context-path: /
  
spring: 
  datasource: 
    driver-class-name: com.mysql.jdbc.Driver
    url: jdbc:mysql://localhost:3306/choosing_courses?useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai
    username: root
    password: 123456
  jpa:
    hibernate:
      ddl-auto: update
    show-sql: true
    database-platform: org.hibernate.dialect.MySQLDialect
  thymeleaf:
    cache: false

thymeleaf:
    prefix: classpath:/templates/

MD5Salt: longwang


imageFilePath: C:\\Users\\Administrator\\Desktop\\choosingCourses\\src\\main\\webapp\\static\\images\\
downloadImagePath:  C:\\Users\\Administrator\\Desktop\\choosingCourses\\src\\main\\webapp
lucenePath: C:\\Users\\Administrator\\Desktop\\choosingCourses\\lucene


主要表设计:

用户表:

CREATE TABLE `NewTable` (
`user_id`  int(11) NOT NULL AUTO_INCREMENT ,
`head_portrait`  varchar(200) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL ,
`lately_login_time`  datetime NULL DEFAULT NULL ,
`nickname`  varchar(200) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL ,
`registration_date`  datetime NULL DEFAULT NULL ,
`sex`  varchar(50) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL ,
`open_id`  varchar(200) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL ,
`password`  varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL ,
`username`  varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL ,
`article_ids`  varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL ,
`birthday`  date NULL DEFAULT NULL ,
`momo`  varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL ,
`phone`  varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL ,
`user_ids`  varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL ,
PRIMARY KEY (`user_id`)
)
ENGINE=InnoDB
DEFAULT CHARACTER SET=utf8 COLLATE=utf8_general_ci
AUTO_INCREMENT=20
ROW_FORMAT=COMPACT
;

选课类型表:

CREATE TABLE `NewTable` (
`classify_id`  int(11) NOT NULL AUTO_INCREMENT ,
`classify_name`  varchar(200) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL ,
PRIMARY KEY (`classify_id`)
)
ENGINE=InnoDB
DEFAULT CHARACTER SET=utf8mb4 COLLATE=utf8mb4_general_ci
AUTO_INCREMENT=27
ROW_FORMAT=COMPACT
;

选课详情表:

CREATE TABLE `NewTable` (
`article_id`  int(11) NOT NULL AUTO_INCREMENT ,
`author`  varchar(200) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL ,
`click`  int(11) NULL DEFAULT NULL ,
`comment_num`  int(11) NULL DEFAULT NULL ,
`content`  text CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL ,
`image_name`  varchar(255) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL ,
`is_original`  int(11) NULL DEFAULT NULL ,
`is_top`  int(11) NULL DEFAULT NULL ,
`publish_date`  datetime NULL DEFAULT NULL ,
`title`  varchar(200) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL ,
`classify_id`  int(11) NULL DEFAULT NULL ,
`user_id`  int(11) NULL DEFAULT NULL ,
PRIMARY KEY (`article_id`),
FOREIGN KEY (`classify_id`) REFERENCES `t_classify` (`classify_id`) ON DELETE RESTRICT ON UPDATE RESTRICT,
INDEX `FKo4fros4yfq1m9ay7sgtlcvbc4` (`classify_id`) USING BTREE 
)
ENGINE=InnoDB
DEFAULT CHARACTER SET=utf8mb4 COLLATE=utf8mb4_general_ci
AUTO_INCREMENT=58
ROW_FORMAT=COMPACT
;

评论交流表:

CREATE TABLE `NewTable` (
`comment_id`  int(11) NOT NULL AUTO_INCREMENT ,
`comment_date`  datetime NULL DEFAULT NULL ,
`content`  varchar(500) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL ,
`article_id`  int(11) NULL DEFAULT NULL ,
`user_id`  int(11) NULL DEFAULT NULL ,
PRIMARY KEY (`comment_id`),
FOREIGN KEY (`article_id`) REFERENCES `t_article` (`article_id`) ON DELETE RESTRICT ON UPDATE RESTRICT,
FOREIGN KEY (`user_id`) REFERENCES `t_user` (`user_id`) ON DELETE RESTRICT ON UPDATE RESTRICT,
INDEX `FKlsvvc2ob8lxg2m9qqry15ru0y` (`article_id`) USING BTREE ,
INDEX `FKtamaoacctq4qpko6bvtv0ke1p` (`user_id`) USING BTREE 
)
ENGINE=InnoDB
DEFAULT CHARACTER SET=utf8mb4 COLLATE=utf8mb4_general_ci
AUTO_INCREMENT=15
ROW_FORMAT=COMPACT
;

回复信息表:

CREATE TABLE `NewTable` (
`reply_id`  int(11) NOT NULL AUTO_INCREMENT ,
`content`  varchar(500) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL ,
`reply_date`  datetime NULL DEFAULT NULL ,
`comment_id`  int(11) NULL DEFAULT NULL ,
`user_id`  int(11) NULL DEFAULT NULL ,
PRIMARY KEY (`reply_id`),
FOREIGN KEY (`comment_id`) REFERENCES `t_comment` (`comment_id`) ON DELETE RESTRICT ON UPDATE RESTRICT,
FOREIGN KEY (`user_id`) REFERENCES `t_user` (`user_id`) ON DELETE RESTRICT ON UPDATE RESTRICT,
INDEX `FKk4ydp71wampdbnguly8iks4rf` (`comment_id`) USING BTREE ,
INDEX `FKslt6r79iw1p9cbxns09erjv6v` (`user_id`) USING BTREE 
)
ENGINE=InnoDB
DEFAULT CHARACTER SET=utf8mb4 COLLATE=utf8mb4_general_ci
AUTO_INCREMENT=6
ROW_FORMAT=COMPACT
;

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