Java实战个人博客系统的实现流程

springboot+mybatis+前端vue,使用前后端分离架构实现的个人博客系统,共7个模块,首页,写博客,博客详情页,评论管理,文章分类,标签管理和文章归档。

运行环境: jdk8+tomcat8.5+mysql5.7+IntelliJ IDEA+maven

项目技术: springboot+mybatis+redis+vue+element ui

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Java实战个人博客系统的实现流程_第6张图片

博客管理控制层:

 
 
/**
 * @author yy
 */
@Controller
public class MyblogController {
    //    public static String theme = "default";
    public static String theme = "amaze";
    @Resource
    private BlogService blogService;
    @Resource
    private TagService tagService;
    @Resource
    private CommentService commentService;
    @Resource
    private ConfigService configService;
    @Resource
    private CategoryService categoryService;
 
    /**
     * 首页
     *
     * @param request http请求
     * @return java.lang.String
     */
    @GetMapping({"/", "/index", "index.html"})
    public String index(HttpServletRequest request) {
        return this.page(request, 1);
    }
 
    /**
     * 首页(带页码)
     *
     * @param request http请求
     * @param pageNum 页码
     * @return java.lang.String
     */
    @GetMapping({"/page/{pageNum}"})
    public String page(HttpServletRequest request, @PathVariable("pageNum") int pageNum) {
        PageResult blogPageResult = blogService.getBlogsForIndexPage(pageNum);
        if (blogPageResult == null) {
            return "error/error_404";
        }
        request.setAttribute("blogPageResult", blogPageResult);
        request.setAttribute("newBlogs", blogService.getBlogListForIndexPage(1));
        request.setAttribute("hotBlogs", blogService.getBlogListForIndexPage(0));
        request.setAttribute("hotTags", tagService.getBlogTagCountForIndex());
        request.setAttribute("pageName", "首页");
        request.setAttribute("configurations", configService.getAllConfigs());
        return "blog/" + theme + "/index";
    }
 
    /**
     * Categories页面(包括分类数据和标签数据)
     *
     * @param request http请求
     * @return java.lang.String
     */
    @GetMapping({"/categories"})
    public String categories(HttpServletRequest request) {
        request.setAttribute("hotTags", tagService.getBlogTagCountForIndex());
        request.setAttribute("categories", categoryService.getAllCategories());
        request.setAttribute("pageName", "分类页面");
        request.setAttribute("configurations", configService.getAllConfigs());
        return "blog/" + theme + "/category";
    }
 
    /**
     * 详情页
     *
     * @param request     http请求
     * @param blogId      博客id
     * @param commentPage 评论页
     * @return java.lang.String
     */
    @GetMapping({"/blog/{blogId}", "/article/{blogId}"})
    public String detail(HttpServletRequest request, @PathVariable("blogId") Long blogId, @RequestParam(value = "commentPage", required = false, defaultValue = "1") Integer commentPage) {
        BlogDetailVO blogDetailVO = blogService.getBlogDetail(blogId);
        if (blogDetailVO != null) {
            request.setAttribute("blogDetailVO", blogDetailVO);
            request.setAttribute("commentPageResult", commentService.getCommentPageByBlogIdAndPageNum(blogId, commentPage));
        }
        request.setAttribute("pageName", "详情");
        request.setAttribute("configurations", configService.getAllConfigs());
        return "blog/" + theme + "/detail";
    }
 
    /**
     * 标签列表页
     *
     * @param request http请求
     * @param tagName 标签名称
     * @return java.lang.String
     */
    @GetMapping({"/tag/{tagName}"})
    public String tag(HttpServletRequest request, @PathVariable("tagName") String tagName) {
        return tag(request, tagName, 1);
    }
 
    /**
     * 标签列表页(带页码)
     *
     * @param request http请求
     * @param tagName 标签名称
     * @param page    页码
     * @return java.lang.String
     */
    @GetMapping({"/tag/{tagName}/{page}"})
    public String tag(HttpServletRequest request, @PathVariable("tagName") String tagName, @PathVariable("page") Integer page) {
        PageResult blogPageResult = blogService.getBlogsPageByTag(tagName, page);
        request.setAttribute("blogPageResult", blogPageResult);
        request.setAttribute("pageName", "标签");
        request.setAttribute("pageUrl", "tag");
        request.setAttribute("keyword", tagName);
        request.setAttribute("newBlogs", blogService.getBlogListForIndexPage(1));
        request.setAttribute("hotBlogs", blogService.getBlogListForIndexPage(0));
        request.setAttribute("hotTags", tagService.getBlogTagCountForIndex());
        request.setAttribute("configurations", configService.getAllConfigs());
        return "blog/" + theme + "/list";
    }
 
    /**
     * 分类列表页
     *
     * @param request      http请求
     * @param categoryName 类别名称
     * @return java.lang.String
     */
    @GetMapping({"/category/{categoryName}"})
    public String category(HttpServletRequest request, @PathVariable("categoryName") String categoryName) {
        return category(request, categoryName, 1);
    }
 
    /**
     * 分类列表页(带页码)
     *
     * @param request      http请求
     * @param categoryName 类别名称
     * @param page         页码
     * @return java.lang.String
     */
    @GetMapping({"/category/{categoryName}/{page}"})
    public String category(HttpServletRequest request, @PathVariable("categoryName") String categoryName, @PathVariable("page") Integer page) {
        PageResult blogPageResult = blogService.getBlogsPageByCategory(categoryName, page);
        request.setAttribute("blogPageResult", blogPageResult);
        request.setAttribute("pageName", "分类");
        request.setAttribute("pageUrl", "category");
        request.setAttribute("keyword", categoryName);
        request.setAttribute("newBlogs", blogService.getBlogListForIndexPage(1));
        request.setAttribute("hotBlogs", blogService.getBlogListForIndexPage(0));
        request.setAttribute("hotTags", tagService.getBlogTagCountForIndex());
        request.setAttribute("configurations", configService.getAllConfigs());
        return "blog/" + theme + "/list";
    }
 
    /**
     * 搜索列表页
     *
     * @param request http请求
     * @param keyword 关键词
     * @return java.lang.String
     */
    @GetMapping({"/search/{keyword}"})
    public String search(HttpServletRequest request, @PathVariable("keyword") String keyword) {
        return search(request, keyword, 1);
    }
 
    /**
     * 搜索列表页(带页码)
     *
     * @param request http请求
     * @param keyword 关键词
     * @param page    页码
     * @return java.lang.String
     */
    @GetMapping({"/search/{keyword}/{page}"})
    public String search(HttpServletRequest request, @PathVariable("keyword") String keyword, @PathVariable("page") Integer page) {
        PageResult blogPageResult = blogService.getBlogsPageBySearch(keyword, page);
        request.setAttribute("blogPageResult", blogPageResult);
        request.setAttribute("pageName", "搜索");
        request.setAttribute("pageUrl", "search");
        request.setAttribute("keyword", keyword);
        request.setAttribute("newBlogs", blogService.getBlogListForIndexPage(1));
        request.setAttribute("hotBlogs", blogService.getBlogListForIndexPage(0));
        request.setAttribute("hotTags", tagService.getBlogTagCountForIndex());
        request.setAttribute("configurations", configService.getAllConfigs());
        return "blog/" + theme + "/list";
    }
 
 
    /**
     * 评论留言
     *
     * @param request     http请求
     * @param session     session
     * @param blogId      博客id
     * @param verifyCode  验证码
     * @param commentator 评论者昵称
     * @param email       邮箱
     * @param websiteUrl  留言者的网站
     * @param commentBody 评论内容
     * @return com.hbu.myblog.util.Result
     */
    @PostMapping(value = "/blog/comment")
    @ResponseBody
    public Result comment(HttpServletRequest request, HttpSession session,
                          @RequestParam Long blogId, @RequestParam String verifyCode,
                          @RequestParam String commentator, @RequestParam String email,
                          @RequestParam String websiteUrl, @RequestParam String commentBody) {
        if (StringUtils.isEmpty(verifyCode)) {
            return ResultGenerator.genFailResult("验证码不能为空");
        }
        String kaptchaCode = session.getAttribute("verifyCode") + "";
        if (StringUtils.isEmpty(kaptchaCode)) {
            return ResultGenerator.genFailResult("非法请求");
        }
        if (!verifyCode.equals(kaptchaCode)) {
            return ResultGenerator.genFailResult("验证码错误");
        }
        String ref = request.getHeader("Referer");
        if (StringUtils.isEmpty(ref)) {
            return ResultGenerator.genFailResult("非法请求");
        }
        if (null == blogId || blogId < 0) {
            return ResultGenerator.genFailResult("非法请求");
        }
        if (StringUtils.isEmpty(commentator)) {
            return ResultGenerator.genFailResult("请输入称呼");
        }
        if (StringUtils.isEmpty(email)) {
            return ResultGenerator.genFailResult("请输入邮箱地址");
        }
        if (!PatternUtil.isEmail(email)) {
            return ResultGenerator.genFailResult("请输入正确的邮箱地址");
        }
        if (StringUtils.isEmpty(commentBody)) {
            return ResultGenerator.genFailResult("请输入评论内容");
        }
        if (commentBody.trim().length() > 200) {
            return ResultGenerator.genFailResult("评论内容过长");
        }
        BlogComment comment = new BlogComment();
        comment.setBlogId(blogId);
        comment.setCommentator(MyBlogUtils.cleanString(commentator));
        comment.setEmail(email);
        if (PatternUtil.isURL(websiteUrl)) {
            comment.setWebsiteUrl(websiteUrl);
        }
        comment.setCommentBody(MyBlogUtils.cleanString(commentBody));
        return ResultGenerator.genSuccessResult(commentService.addComment(comment));
    }
}

管理员控制层:

 
/**
 * @author yy
 */
@Controller
@RequestMapping("/admin")
public class CategoryController {
 
    @Resource
    private CategoryService categoryService;
 
    /**
     * @param request
     * @return java.lang.String
     */
    @GetMapping("/categories")
    public String categoryPage(HttpServletRequest request) {
        request.setAttribute("path", "categories");
        return "admin/category";
    }
 
    /**
     * @param params
     * @return com.hbu.myblog.util.Result
     */
    @RequestMapping(value = "/categories/list", method = RequestMethod.GET)
    @ResponseBody
    public Result list(@RequestParam Map params) {
        if (StringUtils.isEmpty(params.get("page")) || StringUtils.isEmpty(params.get("limit"))) {
            return ResultGenerator.genFailResult("参数异常!");
        }
        PageQueryUtil pageUtil = new PageQueryUtil(params);
        return ResultGenerator.genSuccessResult(categoryService.getBlogCategoryPage(pageUtil));
    }
 
    /**
     * @param categoryName
     * @param categoryIcon
     * @return com.hbu.myblog.util.Result
     */
    @RequestMapping(value = "/categories/save", method = RequestMethod.POST)
    @ResponseBody
    public Result save(@RequestParam("categoryName") String categoryName,
                       @RequestParam("categoryIcon") String categoryIcon) {
        if (StringUtils.isEmpty(categoryName)) {
            return ResultGenerator.genFailResult("请输入分类名称!");
        }
        if (StringUtils.isEmpty(categoryIcon)) {
            return ResultGenerator.genFailResult("请选择分类图标!");
        }
        if (categoryService.saveCategory(categoryName, categoryIcon)) {
            return ResultGenerator.genSuccessResult();
        } else {
            return ResultGenerator.genFailResult("分类名称重复");
        }
    }
 
 
    /**
     * @param categoryId
     * @param categoryName
     * @param categoryIcon
     * @return com.hbu.myblog.util.Result
     */
    @RequestMapping(value = "/categories/update", method = RequestMethod.POST)
    @ResponseBody
    public Result update(@RequestParam("categoryId") Integer categoryId,
                         @RequestParam("categoryName") String categoryName,
                         @RequestParam("categoryIcon") String categoryIcon) {
        if (StringUtils.isEmpty(categoryName)) {
            return ResultGenerator.genFailResult("请输入分类名称!");
        }
        if (StringUtils.isEmpty(categoryIcon)) {
            return ResultGenerator.genFailResult("请选择分类图标!");
        }
        if (categoryService.updateCategory(categoryId, categoryName, categoryIcon)) {
            return ResultGenerator.genSuccessResult();
        } else {
            return ResultGenerator.genFailResult("分类名称重复");
        }
    }
 
 
    /**
     * @param ids
     * @return com.hbu.myblog.util.Result
     */
    @RequestMapping(value = "/categories/delete", method = RequestMethod.POST)
    @ResponseBody
    public Result delete(@RequestBody Integer[] ids) {
        if (ids.length < 1) {
            return ResultGenerator.genFailResult("参数异常!");
        }
        if (categoryService.deleteBatch(ids)) {
            return ResultGenerator.genSuccessResult();
        } else {
            return ResultGenerator.genFailResult("删除失败");
        }
    }
 
}
 

处理管理员界面请求:

 
/**
 * 处理管理员界面请求
 *
 * @author yy
 */
@Controller
@RequestMapping("/admin")
public class AdminController {
 
    @Resource
    private AdminUserService adminUserService;
    @Resource
    private BlogService blogService;
    @Resource
    private CategoryService categoryService;
    @Resource
    private TagService tagService;
    @Resource
    private CommentService commentService;
 
 
    /**
     * 处理登录请求
     *
     * @return java.lang.String
     */
    @GetMapping({"/login"})
    public String login() {
        return "admin/login";
    }
 
    /**
     * 主页
     *
     * @param request http请求
     * @return java.lang.String
     */
    @GetMapping({"", "/", "/index", "/index.html"})
    public String index(HttpServletRequest request) {
        request.setAttribute("path", "index");
        request.setAttribute("categoryCount", categoryService.getTotalCategories());
        request.setAttribute("blogCount", blogService.getTotalBlogs());
        request.setAttribute("tagCount", tagService.getTotalTags());
        request.setAttribute("commentCount", commentService.getTotalComments());
        return "admin/index";
    }
 
    /**
     * 登录界面
     *
     * @param userName   用户名
     * @param password   密码
     * @param verifyCode 验证码
     * @param session    session
     * @return java.lang.String
     */
    @PostMapping(value = "/login")
    public String login(@RequestParam("userName") String userName,
                        @RequestParam("password") String password,
                        @RequestParam("verifyCode") String verifyCode,
                        HttpSession session) {
        if (StringUtils.isEmpty(verifyCode)) {
            session.setAttribute("errorMsg", "验证码不能为空");
            return "admin/login";
        }
        if (StringUtils.isEmpty(userName) || StringUtils.isEmpty(password)) {
            session.setAttribute("errorMsg", "用户名或密码不能为空");
            return "admin/login";
        }
        String kaptchaCode = session.getAttribute("verifyCode") + "";
        if (StringUtils.isEmpty(kaptchaCode) || !verifyCode.equals(kaptchaCode)) {
            session.setAttribute("errorMsg", "验证码错误");
            return "admin/login";
        }
        AdminUser adminUser = adminUserService.login(userName, password);
        if (adminUser != null) {
            session.setAttribute("loginUser", adminUser.getNickName());
            session.setAttribute("loginUserId", adminUser.getAdminUserId());
            //session过期时间设置为7200秒 即两小时
            //session.setMaxInactiveInterval(60 * 60 * 2);
            return "redirect:/admin/index";
        } else {
            session.setAttribute("errorMsg", "登陆失败");
            return "admin/login";
        }
    }
 
    /**
     * 修改个人信息
     *
     * @param request http请求
     * @return java.lang.String
     */
    @GetMapping("/profile")
    public String profile(HttpServletRequest request) {
        Integer loginUserId = (int) request.getSession().getAttribute("loginUserId");
        AdminUser adminUser = adminUserService.getUserDetailById(loginUserId);
        if (adminUser == null) {
            return "admin/login";
        }
        request.setAttribute("path", "profile");
        request.setAttribute("loginUserName", adminUser.getLoginUserName());
        request.setAttribute("nickName", adminUser.getNickName());
        return "admin/profile";
    }
 
    /**
     * 修改密码
     *
     * @param request          http请求
     * @param originalPassword 原始密码
     * @param newPassword      新密码
     * @return java.lang.String
     */
    @PostMapping("/profile/password")
    @ResponseBody
    public String passwordUpdate(HttpServletRequest request, @RequestParam("originalPassword") String originalPassword,
                                 @RequestParam("newPassword") String newPassword) {
        if (StringUtils.isEmpty(originalPassword) || StringUtils.isEmpty(newPassword)) {
            return "参数不能为空";
        }
        Integer loginUserId = (int) request.getSession().getAttribute("loginUserId");
        if (adminUserService.updatePassword(loginUserId, originalPassword, newPassword)) {
            //修改成功后清空session中的数据,前端控制跳转至登录页
            request.getSession().removeAttribute("loginUserId");
            request.getSession().removeAttribute("loginUser");
            request.getSession().removeAttribute("errorMsg");
            return "success";
        } else {
            return "修改失败";
        }
    }
 
    /**
     * 修改登录名,昵称
     *
     * @param request       http请求
     * @param loginUserName 登录名
     * @param nickName      昵称
     * @return java.lang.String
     */
    @PostMapping("/profile/name")
    @ResponseBody
    public String nameUpdate(HttpServletRequest request, @RequestParam("loginUserName") String loginUserName,
                             @RequestParam("nickName") String nickName) {
        if (StringUtils.isEmpty(loginUserName) || StringUtils.isEmpty(nickName)) {
            return "参数不能为空";
        }
        Integer loginUserId = (int) request.getSession().getAttribute("loginUserId");
        if (adminUserService.updateName(loginUserId, loginUserName, nickName)) {
            return "success";
        } else {
            return "修改失败";
        }
    }
 
    /**
     * 管理员退出
     *
     * @param request http请求
     * @return java.lang.String
     */
    @GetMapping("/logout")
    public String logout(HttpServletRequest request) {
        request.getSession().removeAttribute("loginUserId");
        request.getSession().removeAttribute("loginUser");
        request.getSession().removeAttribute("errorMsg");
        return "admin/login";
    }
}
 

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