| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. The ASF licenses this file to You |
| * under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. For additional information regarding |
| * copyright in this work, please see the NOTICE file in the top level |
| * directory of this distribution. |
| */ |
| |
| package org.apache.roller.weblogger.ui.rendering.model; |
| |
| import java.util.Collections; |
| import java.util.Map; |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.roller.weblogger.WebloggerException; |
| import org.apache.roller.weblogger.business.WebloggerFactory; |
| import org.apache.roller.weblogger.pojos.GlobalPermission; |
| import org.apache.roller.weblogger.ui.core.util.menu.Menu; |
| import org.apache.roller.weblogger.ui.core.util.menu.MenuHelper; |
| import org.apache.roller.weblogger.ui.rendering.util.WeblogPageRequest; |
| import org.apache.roller.weblogger.ui.rendering.util.WeblogRequest; |
| |
| |
| /** |
| * Model which provides methods for displaying editor menu/navigation-bar. |
| * |
| * Implemented by calling hybrid JSP tag. |
| */ |
| public class MenuModel implements Model { |
| |
| private static Log logger = LogFactory.getLog(MenuModel.class); |
| |
| private WeblogPageRequest pageRequest = null; |
| |
| |
| /** Template context name to be used for model */ |
| public String getModelName() { |
| return "menuModel"; |
| } |
| |
| |
| /** Init page model based on request */ |
| public void init(Map initData) throws WebloggerException { |
| |
| // we expect the init data to contain a weblogRequest object |
| WeblogRequest weblogRequest = (WeblogRequest) initData.get("parsedRequest"); |
| if(weblogRequest == null) { |
| throw new WebloggerException("expected weblogRequest from init data"); |
| } |
| |
| // MenuModel only works on page requests, so cast weblogRequest |
| // into a WeblogPageRequest and if it fails then throw exception |
| if(weblogRequest instanceof WeblogPageRequest) { |
| this.pageRequest = (WeblogPageRequest) weblogRequest; |
| } else { |
| throw new WebloggerException("weblogRequest is not a WeblogPageRequest."+ |
| " MenuModel only supports page requests."); |
| } |
| } |
| |
| |
| /** |
| * Get a Menu representing the admin UI action menu, if the user is |
| * currently logged in and is an admin. |
| */ |
| public Menu getAdminMenu() { |
| try { |
| GlobalPermission adminPerm = |
| new GlobalPermission(Collections.singletonList(GlobalPermission.ADMIN)); |
| boolean hasAdmin = WebloggerFactory.getWeblogger().getUserManager() |
| .checkPermission(adminPerm, pageRequest.getUser()); |
| if (pageRequest.isLoggedIn() && hasAdmin) { |
| return MenuHelper.getMenu("admin", "noAction", pageRequest.getUser(), pageRequest.getWeblog()); |
| } |
| } catch (WebloggerException ex) { |
| logger.debug("ERROR: fetching user roles"); |
| } |
| return null; |
| } |
| |
| |
| /** |
| * Get a Menu representing the author UI action menu, if the use is |
| * currently logged in. |
| */ |
| public Menu getAuthorMenu() { |
| if(pageRequest.isLoggedIn()) { |
| return MenuHelper.getMenu("editor", null, pageRequest.getUser(), pageRequest.getWeblog()); |
| } |
| return null; |
| } |
| |
| } |