org.argeo.security.ui.admin/src/org/argeo/security/ui/admin/commands/RefreshUsersList.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.security.ui.admin.commands;
  17
  18 import java.util.Set;
  19
  20 import javax.jcr.Node;
  21 import javax.jcr.NodeIterator;
  22 import javax.jcr.Repository;
  23 import javax.jcr.RepositoryException;
  24 import javax.jcr.Session;
  25 import javax.jcr.query.Query;
  26
  27 import org.argeo.ArgeoException;
  28 import org.argeo.jcr.ArgeoNames;
  29 import org.argeo.jcr.ArgeoTypes;
  30 import org.argeo.jcr.JcrUtils;
  31 import org.argeo.security.UserAdminService;
  32 import org.argeo.security.ui.admin.views.UsersView;
  33 import org.eclipse.core.commands.AbstractHandler;
  34 import org.eclipse.core.commands.ExecutionEvent;
  35 import org.eclipse.core.commands.ExecutionException;
  36 import org.eclipse.ui.IWorkbenchPart;
  37 import org.eclipse.ui.handlers.HandlerUtil;
  38
  39 /**
  40  * Refreshes the main user list, removing nodes which are not referenced by user
  41  * admin service.
  42  */
  43 public class RefreshUsersList extends AbstractHandler {
  44         private UserAdminService userAdminService;
  45         private Repository repository;
  46
  47         public Object execute(ExecutionEvent event) throws ExecutionException {
  48                 Set<String> users = userAdminService.listUsers();
  49                 Session session = null;
  50                 try {
  51                         session = repository.login();
  52                         Query query = session
  53                                         .getWorkspace()
  54                                         .getQueryManager()
  55                                         .createQuery(
  56                                                         "select * from [" + ArgeoTypes.ARGEO_USER_HOME
  57                                                                         + "]", Query.JCR_SQL2);
  58                         NodeIterator nit = query.execute().getNodes();
  59                         while (nit.hasNext()) {
  60                                 Node node = nit.nextNode();
  61                                 String username = node.getProperty(ArgeoNames.ARGEO_USER_ID)
  62                                                 .getString();
  63                                 if (!users.contains(username))
  64                                         node.remove();
  65                         }
  66                         session.save();
  67                 } catch (RepositoryException e) {
  68                         JcrUtils.discardQuietly(session);
  69                         throw new ArgeoException("Cannot list users", e);
  70                 } finally {
  71                         JcrUtils.logoutQuietly(session);
  72                 }
  73                 userAdminService.synchronize();
  74
  75                 // FIXME try to refresh views that extend the UsersView and have another
  76                 // ID
  77                 IWorkbenchPart part = HandlerUtil.getActiveWorkbenchWindow(event)
  78                                 .getActivePage().getActivePart();
  79                 if (part instanceof UsersView)
  80                         ((UsersView) part).refresh();
  81
  82                 // Try to refresh UsersView if opened
  83                 UsersView view = (UsersView) HandlerUtil
  84                                 .getActiveWorkbenchWindow(event).getActivePage()
  85                                 .findView(UsersView.ID);
  86                 if (view != null)
  87                         view.refresh();
  88
  89                 return null;
  90         }
  91
  92         public void setUserAdminService(UserAdminService userAdminService) {
  93                 this.userAdminService = userAdminService;
  94         }
  95
  96         public void setRepository(Repository repository) {
  97                 this.repository = repository;
  98         }
  99
 100 }