001/* 002 * Copyright 2010 Anyware Services 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.ametys.plugins.explorer.resources.generators; 017 018import java.io.IOException; 019import java.util.Set; 020 021import org.apache.avalon.framework.service.ServiceException; 022import org.apache.avalon.framework.service.ServiceManager; 023import org.apache.cocoon.ProcessingException; 024import org.apache.cocoon.environment.ObjectModelHelper; 025import org.apache.cocoon.environment.Request; 026import org.apache.cocoon.generation.ServiceableGenerator; 027import org.apache.cocoon.xml.AttributesImpl; 028import org.apache.cocoon.xml.XMLUtils; 029import org.xml.sax.SAXException; 030 031import org.ametys.core.right.RightManager; 032import org.ametys.core.user.CurrentUserProvider; 033import org.ametys.core.user.UserIdentity; 034import org.ametys.plugins.explorer.ExplorerNode; 035import org.ametys.plugins.repository.AmetysObjectResolver; 036 037/** 038 * SAX the users rights on resource 039 */ 040 041public class UserRightsGenerator extends ServiceableGenerator 042{ 043 private AmetysObjectResolver _resolver; 044 045 private RightManager _rightManager; 046 047 private CurrentUserProvider _userProvider; 048 049 @Override 050 public void service(ServiceManager serviceManager) throws ServiceException 051 { 052 super.service(serviceManager); 053 054 _resolver = (AmetysObjectResolver) serviceManager.lookup(AmetysObjectResolver.ROLE); 055 _rightManager = (RightManager) serviceManager.lookup(RightManager.ROLE); 056 _userProvider = (CurrentUserProvider) serviceManager.lookup(CurrentUserProvider.ROLE); 057 } 058 @Override 059 public void generate() throws IOException, SAXException, ProcessingException 060 { 061 Request request = ObjectModelHelper.getRequest(objectModel); 062 String id = request.getParameter("explorerNodeId"); 063 064 ExplorerNode node = (ExplorerNode) _resolver.resolveById(id); 065 066 UserIdentity user = _userProvider.getUser(); 067 Set<String> rights = _rightManager.getUserRights(user, node); 068 069 contentHandler.startDocument(); 070 XMLUtils.startElement(contentHandler, "user-rights"); 071 072 for (String rightID : rights) 073 { 074 AttributesImpl rightAttr = new AttributesImpl(); 075 rightAttr.addCDATAAttribute("id", rightID); 076 XMLUtils.createElement(contentHandler, "right", rightAttr); 077 } 078 079 XMLUtils.endElement(contentHandler, "user-rights"); 080 contentHandler.endDocument(); 081 082 } 083 084}