SpringMVC请求处理操作

最新推荐文章于 2025-03-24 23:11:30 发布

原创最新推荐文章于 2025-03-24 23:11:30 发布 · 398 阅读

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本文介绍了一个基于权限的内容管理系统中列表页面的功能实现细节，包括参数处理、查询条件设置及分页显示等内容。通过分析代码逻辑，展示了如何根据不同用户的权限展示相应的内容列表，并实现了灵活的查询和排序功能。

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    @RequiresPermissions("content:v_list")
    @RequestMapping("/content/v_list.do")
    public String list(String queryStatus, Integer queryTypeId,
            Boolean queryTopLevel, Boolean queryRecommend,
            Integer queryOrderBy, Integer cid, Integer pageNo,
            HttpServletRequest request, ModelMap model) {
        long time = System.currentTimeMillis();
        String queryTitle = RequestUtils.getQueryParam(request, "queryTitle");
        queryTitle = StringUtils.trim(queryTitle);
        String queryInputUsername = RequestUtils.getQueryParam(request,
                "queryInputUsername");
        queryInputUsername = StringUtils.trim(queryInputUsername);
        if (queryTopLevel == null) {
            queryTopLevel = false;
        }
        if (queryRecommend == null) {
            queryRecommend = false;
        }
        if (queryOrderBy == null) {
            queryOrderBy = 4; //指定默认排序
        }
        ContentStatus status;
        if (!StringUtils.isBlank(queryStatus)) {
            status = ContentStatus.valueOf(queryStatus);
        } else {
            status = ContentStatus.all;
        }
        Integer queryInputUserId = null;
        if (!StringUtils.isBlank(queryInputUsername)) {
            CmsUser u = cmsUserMng.findByUsername(queryInputUsername);
            if (u != null) {
                queryInputUserId = u.getId();
            } else {
                // 用户名不存在，清空。
                queryInputUsername = null;
            }
        }
        CmsSite site = CmsUtils.getSite(request);
        Integer siteId = site.getId();
        CmsUser user = CmsUtils.getUser(request);
        Integer userId = user.getId();
        byte currStep = user.getCheckStep(siteId);
        Pagination p = manager.getPageByRight(queryTitle, queryTypeId,user.getId(),
                queryInputUserId, queryTopLevel, queryRecommend, status, user
                        .getCheckStep(siteId), siteId, cid, userId,
                queryOrderBy, cpn(pageNo), CookieUtils.getPageSize(request));
        
        List<ContentType> typeList = contentTypeMng.getList(true);
        List<CmsModel>models=cmsModelMng.getList(false, true);
        if(cid!=null){
            Channel c=channelMng.findById(cid);
            models=c.getModels(models);
        }
        model.addAttribute("pagination", p);
        model.addAttribute("cid", cid);
        model.addAttribute("typeList", typeList);
        model.addAttribute("currStep", currStep);
        model.addAttribute("site", site);
        model.addAttribute("models", models);
        addAttibuteForQuery(model, queryTitle, queryInputUsername, queryStatus,
                queryTypeId, queryTopLevel, queryRecommend, queryOrderBy,
                pageNo);
        time = System.currentTimeMillis() - time;
        return "content/list";
    }