AddExtensionAction


1   /*
2    *  Licensed to the Apache Software Foundation (ASF) under one
3    *  or more contributor license agreements.  See the NOTICE file
4    *  distributed with this work for additional information
5    *  regarding copyright ownership.  The ASF licenses this file
6    *  to you under the Apache License, Version 2.0 (the
7    *  "License"); you may not use this file except in compliance
8    *  with the License.  You may obtain a copy of the License at
9    *  
10   *    http://www.apache.org/licenses/LICENSE-2.0
11   *  
12   *  Unless required by applicable law or agreed to in writing,
13   *  software distributed under the License is distributed on an
14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   *  KIND, either express or implied.  See the License for the
16   *  specific language governing permissions and limitations
17   *  under the License. 
18   *  
19   */
20  
21  package org.apache.directory.ldapstudio.actions;
22  
23  
24  import java.net.MalformedURLException  ;
25  import java.net.URL  ;
26  
27  import org.apache.directory.ldapstudio.Messages;
28  import org.eclipse.jface.action.Action;
29  import org.eclipse.jface.action.IAction;
30  import org.eclipse.swt.custom.BusyIndicator;
31  import org.eclipse.ui.IWorkbenchWindow;
32  import org.eclipse.update.search.BackLevelFilter;
33  import org.eclipse.update.search.EnvironmentFilter;
34  import org.eclipse.update.search.UpdateSearchRequest;
35  import org.eclipse.update.search.UpdateSearchScope;
36  import org.eclipse.update.ui.UpdateJob;
37  import org.eclipse.update.ui.UpdateManagerUI;
38  
39  
40  /**
41   * This class implements the Add Extension Action.
42   * It uses Eclipse built-in extension system to allow users
43   * to add extensions to LDAP Studio.
44   * 
45   * @author <a HREF="mailto:dev@directory.apache.org">Apache Directory Project</a>
46   * @version $Rev$, $Date$
47   */
48  public class AddExtensionAction extends Action implements IAction
49  {
50      private IWorkbenchWindow window;
51  
52  
53      /**
54       * Default constructor
55       * @param window
56       *          the window it is attached to
57       */
58      public AddExtensionAction( IWorkbenchWindow window )
59      {
60          this.window = window;
61          setId( "org.apache.directory.ldapstudio.newExtensions" ); //$NON-NLS-1$
62          setText( Messages.getString( "AddExtensionAction.Add_Extensions" ) ); //$NON-NLS-1$
63          setToolTipText( Messages.getString( "AddExtensionAction.Search_for_new_extensions" ) ); //$NON-NLS-1$
64      }
65  
66  
67      /**
68       * Runs the action
69       */
70      public void run()
71      {
72          BusyIndicator.showWhile( window.getShell().getDisplay(), new Runnable  ()
73          {
74              public void run()
75              {
76                  UpdateJob job = new UpdateJob(
77                      Messages.getString( "AddExtensionAction.Searching_new_extensions" ), getSearchRequest() ); //$NON-NLS-1$
78                  UpdateManagerUI.openInstaller( window.getShell(), job );
79              }
80  
81  
82              private UpdateSearchRequest getSearchRequest()
83              {
84                  UpdateSearchRequest result = new UpdateSearchRequest( UpdateSearchRequest
85                      .createDefaultSiteSearchCategory(), new UpdateSearchScope() );
86                  result.addFilter( new BackLevelFilter() );
87                  result.addFilter( new EnvironmentFilter() );
88                  UpdateSearchScope scope = new UpdateSearchScope();
89                  try
90                  {
91                      String   homeBase = System.getProperty(
92                          "ldapstudio.homebase", Messages.getString( "AddExtensionAction.LDAP_Studio_Home_Base" ) ); //$NON-NLS-1$ //$NON-NLS-2$
93                      URL   url = new URL  ( homeBase );
94                      scope.addSearchSite( Messages.getString( "AddExtensionAction.LDAP_Studio_Site" ), url, null ); //$NON-NLS-1$
95                  }
96                  catch ( MalformedURLException   e )
97                  {
98                      // TODO: handle exception
99                  }
100                 result.setScope( scope );
101                 return result;
102             }
103         } );
104     }
105 }
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