security/plugins/org.argeo.security.ui.rcp/src/main/java/org/argeo/security/ui/rcp/SecureWorkbenchAdvisor.java

   1 /*
   2  * Copyright (C) 2007-2012 Mathieu Baudier
   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.rcp;
  17
  18 import org.eclipse.ui.IPerspectiveDescriptor;
  19 import org.eclipse.ui.application.IWorkbenchWindowConfigurer;
  20 import org.eclipse.ui.application.WorkbenchAdvisor;
  21 import org.eclipse.ui.application.WorkbenchWindowAdvisor;
  22
  23 public class SecureWorkbenchAdvisor extends WorkbenchAdvisor {
  24         public final static String INITIAL_PERSPECTIVE_PROPERTY = "org.argeo.security.ui.initialPerspective";
  25         private String initialPerspective = System.getProperty(
  26                         INITIAL_PERSPECTIVE_PROPERTY, null);
  27
  28         private final String username;
  29
  30         public SecureWorkbenchAdvisor(String username) {
  31                 this.username = username;
  32         }
  33
  34         public WorkbenchWindowAdvisor createWorkbenchWindowAdvisor(
  35                         IWorkbenchWindowConfigurer configurer) {
  36                 return new SecureWorkbenchWindowAdvisor(configurer, username);
  37         }
  38
  39         public String getInitialWindowPerspectiveId() {
  40                 if (initialPerspective != null) {
  41                         // check whether this user can see the declared perspective
  42                         // (typically the perspective won't be listed if this user doesn't
  43                         // have the right to see it)
  44                         IPerspectiveDescriptor pd = getWorkbenchConfigurer().getWorkbench()
  45                                         .getPerspectiveRegistry()
  46                                         .findPerspectiveWithId(initialPerspective);
  47                         if (pd == null)
  48                                 return null;
  49                 }
  50                 return initialPerspective;
  51         }
  52
  53 }