@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain filter)
throws IOException, ServletException {
HttpServletRequest req = (HttpServletRequest) request;
String contextPath = req.getContextPath();
String fullURL = req.getRequestURI();
String targetURL = "";
if (fullURL.length() > 0) {
targetURL = fullURL.substring(contextPath.length() + 1);
}
UserDetails userDetails = SecurityUtils.getLoginedPrincipal();
if (userDetails != null) {
User user = (User) userDetails;
List<Menu> menus = new ArrayList<Menu>();
Map<Long, List<Menu>> menuMap = user.getMenuMap();
for (Entry<Long, List<Menu>> entry : menuMap.entrySet()) {
menus.addAll(entry.getValue());
}
Menu target = null;
for (Menu menu : menus) {
if (targetURL.contains(menu.getUrl()) && StringUtils.isNotBlank(menu.getUrl())) {
target = menu;
break;
}
}
if (target != null) {
// find top menus
Menu top = null;
Menu menu = target;
for (; ; ) {
if (menu.getParentId() == -1) {
top = menu;
break;
}
menu = menuCache.getById(menu.getParentId());
}
List<Menu> curMenus = getCurMenuMap(top, user);
req.setAttribute(Constant.ADMIN_USER_TOP_MENU_LIST, curMenus);
req.setAttribute(Constant.ADMIN_USER_VISIT_TOP_MENU, top);
req.setAttribute(Constant.ADMIN_USER_VISIT_MENU, target);
}
}
filter.doFilter(request, response);
}
private List<Menu> getCurMenuMap(Menu menu, User user) {
List<Menu> curMenus = new ArrayList<Menu>();
getCurMenus(menu, user.getMenuMap(), curMenus);
return curMenus;
}