Examples with Ret com.jfinal.kit.Ret used on opensource projects

Example 6 with Ret

use of com.jfinal.kit.Ret in project my_curd by qinyou.

the class BaseController method renderFail.

/**
 * 失败操作
 *
 * @param msg
 */
protected void renderFail(String msg) {
    Ret ret = Ret.create().setFail().setIfNotNull("msg", msg);
    render(new JsonRender(ret).forIE());
}

Example 7 with Ret

use of com.jfinal.kit.Ret in project my_curd by qinyou.

the class FileController method upload.

/**
 * 单文件上传
 */
public void upload() throws IOException {
    UploadFile uploadFile = getFile("file");
    if (uploadFile == null) {
        renderFail(PARAM_FILE_EMPTY);
        return;
    }
    String originalFileName = uploadFile.getOriginalFileName();
    String extension = FilenameUtils.getExtension(originalFileName);
    // 文件类型非法
    if (!checkFileType(extension)) {
        FileUtils.deleteFile(uploadFile.getFile());
        renderFail(extension + FILE_TYPE_NOT_LIMIT);
        return;
    }
    // 文件保存
    String relativePath = fileRelativeSavePath(extension);
    File saveFile = new File(PathKit.getWebRootPath() + "/" + relativePath);
    if (saveFile.exists()) {
        FileUtils.deleteFile(uploadFile.getFile());
        renderFail(originalFileName + FILE_EXIST);
        return;
    }
    FileUtils.copyFile(uploadFile.getFile(), saveFile);
    FileUtils.deleteFile(uploadFile.getFile());
    UploadResult uploadResult = new UploadResult();
    uploadResult.setName(originalFileName);
    uploadResult.setPath(relativePath);
    long sizeL = saveFile.length();
    uploadResult.setSizeL(sizeL);
    uploadResult.setSize(FileUtils.byteCountToDisplaySize(sizeL));
    StringBuffer url = getRequest().getRequestURL();
    String uri = url.delete(url.length() - getRequest().getRequestURI().length(), url.length()).append(getRequest().getServletContext().getContextPath()).append("/").toString();
    uploadResult.setUri(uri + relativePath);
    Ret ret = Ret.create().setOk().set("data", uploadResult);
    renderJson(ret);
}

Example 8 with Ret

use of com.jfinal.kit.Ret in project my_curd by qinyou.

the class ComActionInterceptor method intercept.

@Override
public void intercept(Invocation inv) {
    inv.getController().setAttr("setting", Constant.SETTING);
    String errMsg = null;
    try {
        inv.invoke();
    } catch (Exception e) {
        log.error(e.getMessage(), e);
        errMsg = ExceptionUtils.getMessage(e);
    }
    // 返回异常信息
    if (StringUtils.notEmpty(errMsg)) {
        String requestType = inv.getController().getRequest().getHeader("X-Requested-With");
        if ("XMLHttpRequest".equals(requestType) || StringUtils.notEmpty(inv.getController().getPara("xmlHttpRequest"))) {
            Ret ret = Ret.create().set("state", "error").set("msg", errMsg);
            inv.getController().render(new JsonRender(ret).forIE());
        } else {
            inv.getController().setAttr("errorMsg", errMsg);
            inv.getController().render(Constant.VIEW_PATH + "/common/500.ftl");
        }
    }
}

Example 9 with Ret

use of com.jfinal.kit.Ret in project my_curd by qinyou.

the class PermissionInterceptor method intercept.

@Override
public void intercept(Invocation inv) {
    boolean flag = true;
    Controller controller = inv.getController();
    // 验证菜单权限
    RequirePermission requirePermission = controller.getClass().getAnnotation(RequirePermission.class);
    List<String> codes;
    if (requirePermission != null) {
        codes = requirePermission.isResource() ? controller.getSessionAttr("menuCodes") : controller.getSessionAttr("roleCodes");
        flag = codes.contains(requirePermission.value());
    }
    if (flag) {
        // 菜单权限通后 再验证按钮权限
        requirePermission = inv.getMethod().getAnnotation(RequirePermission.class);
        if (requirePermission != null) {
            codes = requirePermission.isResource() ? controller.getSessionAttr("buttonCodes") : controller.getSessionAttr("roleCodes");
            flag = codes.contains(requirePermission.value());
        }
    }
    if (flag) {
        // 菜单权限、按钮权限 都具备 放行
        inv.invoke();
        return;
    }
    // ------------无权限-------------------
    // 推送消息
    String noticeTypeCode = "noPermissionOps";
    Map<String, Object> params = new HashMap<>();
    params.put("username", WebUtils.getSessionUsername(controller));
    params.put("visitUrl", controller.getRequest().getRequestURI());
    SysNoticeService service = Duang.duang(SysNoticeService.class);
    service.sendNotice(noticeTypeCode, params);
    // 响应
    String requestType = inv.getController().getHeader("X-Requested-With");
    if ("XMLHttpRequest".equals(requestType) || StringUtils.notEmpty(inv.getController().getPara("xmlHttpRequest"))) {
        // 其实并没有，可以自行扩展
        Ret ret = Ret.create().setFail().set("msg", "无权限操作！您的行为已被记录到日志。");
        controller.renderJson(ret);
    } else {
        controller.render("/WEB-INF/views/common/no_permission.ftl");
    }
}

Example 10 with Ret

use of com.jfinal.kit.Ret in project my_curd by qinyou.

the class ApiInterceptor method intercept.

@Override
public void intercept(Invocation invocation) {
    Ret ret;
    Controller controller = invocation.getController();
    HttpServletRequest req = controller.getRequest();
    String JWTToken = req.getHeader("Authentication");
    JWTToken = JWTToken == null ? req.getParameter("token") : JWTToken;
    // 验证 token 是否存在
    if (StringUtils.isEmpty(JWTToken)) {
        ret = Ret.fail().set("code", Result.NO_TOKEN.code).set("message", Result.NO_TOKEN.message);
        controller.renderJson(ret);
        return;
    }
    // 验证token 是否合法
    UserClaim userClaim;
    try {
        userClaim = JwtUtils.parseToken(JWTToken);
    } catch (ExpiredJwtException e) {
        log.error(e.getMessage(), e);
        ret = Ret.fail().set("code", Result.EXPIRED_TOKEN.code).set("message", Result.EXPIRED_TOKEN.message);
        controller.renderJson(ret);
        return;
    } catch (Exception e) {
        log.error(e.getMessage(), e);
        ret = Ret.fail().set("code", Result.INVALID_TOKEN.code).set("message", Result.INVALID_TOKEN.message);
        controller.renderJson(ret);
        return;
    }
    // 验证用户权限
    boolean flag = true;
    RequirePermission requirePermission = controller.getClass().getAnnotation(RequirePermission.class);
    if (requirePermission != null) {
        flag = requirePermission.isResource() ? userClaim.getPermissionList().contains(requirePermission.value()) : userClaim.getRoleList().contains(requirePermission.value());
    }
    if (flag) {
        requirePermission = invocation.getMethod().getAnnotation(RequirePermission.class);
        if (requirePermission != null) {
            flag = requirePermission.isResource() ? userClaim.getPermissionList().contains(requirePermission.value()) : userClaim.getRoleList().contains(requirePermission.value());
        }
    }
    if (!flag) {
        ret = Ret.fail().set("code", Result.NO_PERMISSION.code).set("message", Result.NO_PERMISSION.message);
        controller.renderJson(ret);
        return;
    }
    // token 用户信息 注入 到 方法参数中
    Object[] args = invocation.getArgs();
    for (int i = 0; i < args.length; i++) {
        if (args[i] instanceof UserClaim) {
            invocation.setArg(i, userClaim);
        }
    // TODO request body 注入到 controller 方法参数中
    }
    // 调用方法、请求结果封装
    try {
        invocation.invoke();
        ret = Ret.ok().set("code", Result.SUCCESS.code).set("message", Result.SUCCESS.message).set("data", invocation.getReturnValue());
    } catch (Exception e) {
        log.error(e.getMessage(), e);
        ret = Ret.fail().set("code", Result.ERROR.code).set("message", Result.ERROR.message + ":" + e.getMessage());
    }
    controller.renderJson(ret);
}