夏天到了、小雪来给大家降降温
话不多说、直接进入主题
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
登录注册管理：
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、
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
我的个人中心：
包括我的个人信息和收藏夹信息、
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。
选课类型管理：
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
详情信息
通知公告信息：
数据列表查看和添加修改删除等操作
用户信息管理：
评论交流回复管理：
评论和回复的数据管理
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.*;
@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;
}
@RequestMapping("/login")
public String login() {
return "login";
}
@RequestMapping("/webLogin")
public String webLogin() {
return "webLogin";
}
@RequestMapping("/regist")
public String regist() {
return "regist";
}
@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";
}
@RequestMapping("/quit")
public String quit(HttpServletRequest request) {
HttpSession session = request.getSession();
session.removeAttribute("user");
return "index";
}
@RequestMapping("/quitAdmin")
public String quitAdmin(HttpServletRequest request) {
HttpSession session = request.getSession();
session.removeAttribute("user");
return "login";
}
@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;
}
@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;
}
@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;
}
@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;
}
@RequestMapping("/save")
public ModelAndView save(User user) {
ModelAndView mav = new ModelAndView();
userService.save(user);
mav.setViewName("/index");
return mav;
}
// @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;
}
@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;
}
@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";
}
@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;
}
@RequestMapping("/index")
public String root() {
return "/common/index";
}
@RequestMapping("/blogger")
public String blogger() {
return "/blogger/index";
}
@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
;
到此这篇关于选课推荐交流平台系统基于java ssm springboot实现的文章就介绍到这了,更多相关交流平台系统内容请搜索编程网以前的文章或继续浏览下面的相关文章希望大家以后多多支持编程网！
