001/* 002 * (C) Copyright 2006-2007 Nuxeo SAS (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * Thierry Delprat 016 * * 017 */ 018 019package org.nuxeo.ecm.platform.computedgroups; 020 021import java.io.Serializable; 022import java.util.ArrayList; 023import java.util.Collections; 024import java.util.HashMap; 025import java.util.HashSet; 026import java.util.List; 027import java.util.Map; 028import java.util.Set; 029 030import org.apache.commons.logging.Log; 031import org.apache.commons.logging.LogFactory; 032import org.nuxeo.ecm.core.api.NuxeoGroup; 033import org.nuxeo.ecm.platform.usermanager.NuxeoPrincipalImpl; 034import org.nuxeo.runtime.model.ComponentContext; 035import org.nuxeo.runtime.model.ComponentInstance; 036import org.nuxeo.runtime.model.DefaultComponent; 037 038/** 039 * {@link ComputedGroupsService} implementation 040 * 041 * @author Thierry Delprat 042 */ 043public class ComputedGroupsServiceImpl extends DefaultComponent implements ComputedGroupsService { 044 045 public static final String COMPUTER_EP = "computer"; 046 047 public static final String CHAIN_EP = "computerChain"; 048 049 protected static Map<String, GroupComputerDescriptor> computers = new HashMap<String, GroupComputerDescriptor>(); 050 051 protected static List<String> computerNames = new ArrayList<String>(); 052 053 protected boolean allowOverride = true; 054 055 protected static Log log = LogFactory.getLog(ComputedGroupsServiceImpl.class); 056 057 @Override 058 public void activate(ComponentContext context) { 059 super.activate(context); 060 computers = new HashMap<String, GroupComputerDescriptor>(); 061 computerNames = new ArrayList<String>(); 062 } 063 064 @Override 065 public void registerContribution(Object contribution, String extensionPoint, ComponentInstance contributor) { 066 067 if (COMPUTER_EP.equals(extensionPoint)) { 068 if (contribution instanceof GroupComputerDescriptor) { 069 GroupComputerDescriptor desc = (GroupComputerDescriptor) contribution; 070 071 if (desc.isEnabled()) { 072 log.debug("Add " + desc.getName() + " from component " + contributor.getName()); 073 computers.put(desc.getName(), desc); 074 } else { 075 if (computers.containsKey(desc.getName())) { 076 log.debug("Remove " + desc.getName() + " from component " + contributor.getName()); 077 computers.remove(desc.getName()); 078 } else { 079 log.warn("Can't remove " + desc.getName() + " as not found, from component " 080 + contributor.getName()); 081 } 082 } 083 return; 084 } else { 085 throw new RuntimeException("Waiting GroupComputerDescriptor contribution kind, please look component " 086 + contributor.getName()); 087 } 088 } 089 090 if (CHAIN_EP.equals(extensionPoint)) { 091 GroupComputerChainDescriptor desc = (GroupComputerChainDescriptor) contribution; 092 if (desc.isAppend()) { 093 computerNames.addAll(desc.getComputerNames()); 094 } else { 095 computerNames = desc.getComputerNames(); 096 } 097 return; 098 } 099 100 log.warn("Unkown contribution, please check the component " + contributor.getName()); 101 } 102 103 @Override 104 public List<String> computeGroupsForUser(NuxeoPrincipalImpl nuxeoPrincipal) { 105 List<String> userGroups = new ArrayList<String>(); 106 for (String computerName : computerNames) { 107 userGroups.addAll(computers.get(computerName).getComputer().getGroupsForUser(nuxeoPrincipal)); 108 } 109 return userGroups; 110 } 111 112 @Override 113 public void updateGroupsForUser(NuxeoPrincipalImpl nuxeoPrincipal) { 114 List<String> computedGroups = computeGroupsForUser(nuxeoPrincipal); 115 Set<String> virtualGroups = new HashSet<String>(nuxeoPrincipal.getVirtualGroups()); 116 virtualGroups.addAll(computedGroups); 117 nuxeoPrincipal.setVirtualGroups(new ArrayList<String>(virtualGroups)); 118 } 119 120 @Override 121 public boolean allowGroupOverride() { 122 return allowOverride; 123 } 124 125 @Override 126 public NuxeoGroup getComputedGroup(String groupName) { 127 for (String name : computerNames) { 128 GroupComputer computer = computers.get(name).getComputer(); 129 if (computer.hasGroup(groupName)) { 130 if (computer instanceof GroupComputerLabelled) { 131 String groupLabel = ((GroupComputerLabelled) computer).getLabel(groupName); 132 return new NuxeoComputedGroup(groupName, groupLabel); 133 } 134 return new NuxeoComputedGroup(groupName); 135 } 136 } 137 return null; 138 } 139 140 @Override 141 public List<String> computeGroupIds() { 142 List<String> groupIds = new ArrayList<String>(); 143 for (String name : computerNames) { 144 GroupComputerDescriptor desc = computers.get(name); 145 List<String> foundGroupIds = desc.getComputer().getAllGroupIds(); 146 if (foundGroupIds != null) { 147 groupIds.addAll(foundGroupIds); 148 } 149 } 150 return groupIds; 151 } 152 153 @Override 154 public List<String> getComputedGroupMembers(String groupName) { 155 List<String> members = new ArrayList<String>(); 156 for (String name : computerNames) { 157 GroupComputerDescriptor desc = computers.get(name); 158 List<String> foundMembers = desc.getComputer().getGroupMembers(groupName); 159 if (foundMembers != null) { 160 members.addAll(foundMembers); 161 } 162 } 163 return members; 164 } 165 166 @Override 167 public List<String> getComputedGroupParent(String groupName) { 168 List<String> parents = new ArrayList<String>(); 169 for (String name : computerNames) { 170 GroupComputerDescriptor desc = computers.get(name); 171 List<String> foundParents = desc.getComputer().getParentsGroupNames(groupName); 172 if (foundParents != null) { 173 parents.addAll(foundParents); 174 } 175 } 176 return parents; 177 } 178 179 @Override 180 public List<String> getComputedGroupSubGroups(String groupName) { 181 List<String> subGroups = new ArrayList<String>(); 182 for (String name : computerNames) { 183 GroupComputerDescriptor desc = computers.get(name); 184 List<String> foundSubGroups = desc.getComputer().getSubGroupsNames(groupName); 185 if (foundSubGroups != null) { 186 subGroups.addAll(foundSubGroups); 187 } 188 } 189 return subGroups; 190 } 191 192 public List<GroupComputerDescriptor> getComputerDescriptors() { 193 List<GroupComputerDescriptor> result = new ArrayList<GroupComputerDescriptor>(); 194 for (String name : computerNames) { 195 result.add(computers.get(name)); 196 } 197 return result; 198 } 199 200 @Override 201 public boolean activateComputedGroups() { 202 return computerNames.size() > 0; 203 } 204 205 @Override 206 public List<String> searchComputedGroups(Map<String, Serializable> filter, Set<String> fulltext) { 207 List<String> foundGroups = new ArrayList<String>(); 208 for (String name : computerNames) { 209 GroupComputerDescriptor desc = computers.get(name); 210 foundGroups.addAll(desc.getComputer().searchGroups(filter, fulltext)); 211 } 212 Collections.sort(foundGroups); 213 return foundGroups; 214 } 215 216 @Override 217 public void deactivate(ComponentContext context) { 218 super.deactivate(context); 219 220 } 221}