AddRemoteRepository.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.cms.e4.jcr.handlers;
  17
  18 import java.net.URI;
  19 import java.util.Hashtable;
  20
  21 import javax.inject.Inject;
  22 import javax.inject.Named;
  23 import javax.jcr.Node;
  24 import javax.jcr.Repository;
  25 import javax.jcr.RepositoryFactory;
  26 import javax.jcr.Session;
  27 import javax.jcr.SimpleCredentials;
  28
  29 import org.argeo.api.NodeConstants;
  30 import org.argeo.api.NodeUtils;
  31 import org.argeo.api.security.Keyring;
  32 import org.argeo.cms.ArgeoNames;
  33 import org.argeo.cms.ArgeoTypes;
  34 import org.argeo.cms.e4.jcr.JcrBrowserView;
  35 import org.argeo.eclipse.ui.EclipseUiException;
  36 import org.argeo.eclipse.ui.dialogs.ErrorFeedback;
  37 import org.argeo.jcr.JcrUtils;
  38 import org.eclipse.e4.core.di.annotations.Execute;
  39 import org.eclipse.e4.core.di.annotations.Optional;
  40 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
  41 import org.eclipse.e4.ui.services.IServiceConstants;
  42 import org.eclipse.jface.dialogs.Dialog;
  43 import org.eclipse.jface.dialogs.IMessageProvider;
  44 import org.eclipse.jface.dialogs.MessageDialog;
  45 import org.eclipse.jface.dialogs.TitleAreaDialog;
  46 import org.eclipse.swt.SWT;
  47 import org.eclipse.swt.events.SelectionAdapter;
  48 import org.eclipse.swt.events.SelectionEvent;
  49 import org.eclipse.swt.graphics.Point;
  50 import org.eclipse.swt.layout.GridData;
  51 import org.eclipse.swt.layout.GridLayout;
  52 import org.eclipse.swt.widgets.Button;
  53 import org.eclipse.swt.widgets.Composite;
  54 import org.eclipse.swt.widgets.Control;
  55 import org.eclipse.swt.widgets.Display;
  56 import org.eclipse.swt.widgets.Label;
  57 import org.eclipse.swt.widgets.Shell;
  58 import org.eclipse.swt.widgets.Text;
  59
  60 /**
  61  * Connect to a remote repository and, if successful publish it as an OSGi
  62  * service.
  63  */
  64 public class AddRemoteRepository {
  65
  66         @Inject
  67         private RepositoryFactory repositoryFactory;
  68         @Inject
  69         private Repository nodeRepository;
  70         @Inject
  71         @Optional
  72         private Keyring keyring;
  73
  74         @Execute
  75         public void execute(@Named(IServiceConstants.ACTIVE_PART) MPart part) {
  76                 JcrBrowserView view = (JcrBrowserView) part.getObject();
  77                 RemoteRepositoryLoginDialog dlg = new RemoteRepositoryLoginDialog(Display.getDefault().getActiveShell());
  78                 if (dlg.open() == Dialog.OK) {
  79                         view.refresh(null);
  80                 }
  81         }
  82
  83         // public void setRepositoryFactory(RepositoryFactory repositoryFactory) {
  84         // this.repositoryFactory = repositoryFactory;
  85         // }
  86         //
  87         // public void setKeyring(Keyring keyring) {
  88         // this.keyring = keyring;
  89         // }
  90         //
  91         // public void setNodeRepository(Repository nodeRepository) {
  92         // this.nodeRepository = nodeRepository;
  93         // }
  94
  95         class RemoteRepositoryLoginDialog extends TitleAreaDialog {
  96                 private static final long serialVersionUID = 2234006887750103399L;
  97                 private Text name;
  98                 private Text uri;
  99                 private Text username;
 100                 private Text password;
 101                 private Button saveInKeyring;
 102
 103                 public RemoteRepositoryLoginDialog(Shell parentShell) {
 104                         super(parentShell);
 105                 }
 106
 107                 protected Point getInitialSize() {
 108                         return new Point(600, 400);
 109                 }
 110
 111                 protected Control createDialogArea(Composite parent) {
 112                         Composite dialogarea = (Composite) super.createDialogArea(parent);
 113                         dialogarea.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 114                         Composite composite = new Composite(dialogarea, SWT.NONE);
 115                         composite.setLayout(new GridLayout(2, false));
 116                         composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 117                         setMessage("Login to remote repository", IMessageProvider.NONE);
 118                         name = createLT(composite, "Name", "remoteRepository");
 119                         uri = createLT(composite, "URI", "http://localhost:7070/jcr/node");
 120                         username = createLT(composite, "User", "");
 121                         password = createLP(composite, "Password");
 122
 123                         saveInKeyring = createLC(composite, "Remember password", false);
 124                         parent.pack();
 125                         return composite;
 126                 }
 127
 128                 @Override
 129                 protected void createButtonsForButtonBar(Composite parent) {
 130                         super.createButtonsForButtonBar(parent);
 131                         Button test = createButton(parent, 2, "Test", false);
 132                         test.addSelectionListener(new SelectionAdapter() {
 133                                 private static final long serialVersionUID = -1829962269440419560L;
 134
 135                                 public void widgetSelected(SelectionEvent arg0) {
 136                                         testConnection();
 137                                 }
 138                         });
 139                 }
 140
 141                 void testConnection() {
 142                         Session session = null;
 143                         try {
 144                                 URI checkedUri = new URI(uri.getText());
 145                                 String checkedUriStr = checkedUri.toString();
 146
 147                                 Hashtable<String, String> params = new Hashtable<String, String>();
 148                                 params.put(NodeConstants.LABELED_URI, checkedUriStr);
 149                                 Repository repository = repositoryFactory.getRepository(params);
 150                                 if (username.getText().trim().equals("")) {// anonymous
 151                                         // FIXME make it more generic
 152                                         session = repository.login("main");
 153                                 } else {
 154                                         // FIXME use getTextChars() when upgrading to 3.7
 155                                         // see https://bugs.eclipse.org/bugs/show_bug.cgi?id=297412
 156                                         char[] pwd = password.getText().toCharArray();
 157                                         SimpleCredentials sc = new SimpleCredentials(username.getText(), pwd);
 158                                         session = repository.login(sc, "main");
 159                                         MessageDialog.openInformation(getParentShell(), "Success",
 160                                                         "Connection to '" + uri.getText() + "' successful");
 161                                 }
 162                         } catch (Exception e) {
 163                                 ErrorFeedback.show("Connection test failed for " + uri.getText(), e);
 164                         } finally {
 165                                 JcrUtils.logoutQuietly(session);
 166                         }
 167                 }
 168
 169                 @Override
 170                 protected void okPressed() {
 171                         Session nodeSession = null;
 172                         try {
 173                                 nodeSession = nodeRepository.login();
 174                                 Node home = NodeUtils.getUserHome(nodeSession);
 175
 176                                 Node remote = home.hasNode(ArgeoNames.ARGEO_REMOTE) ? home.getNode(ArgeoNames.ARGEO_REMOTE)
 177                                                 : home.addNode(ArgeoNames.ARGEO_REMOTE);
 178                                 if (remote.hasNode(name.getText()))
 179                                         throw new EclipseUiException("There is already a remote repository named " + name.getText());
 180                                 Node remoteRepository = remote.addNode(name.getText(), ArgeoTypes.ARGEO_REMOTE_REPOSITORY);
 181                                 remoteRepository.setProperty(ArgeoNames.ARGEO_URI, uri.getText());
 182                                 remoteRepository.setProperty(ArgeoNames.ARGEO_USER_ID, username.getText());
 183                                 nodeSession.save();
 184                                 if (saveInKeyring.getSelection()) {
 185                                         String pwdPath = remoteRepository.getPath() + '/' + ArgeoNames.ARGEO_PASSWORD;
 186                                         keyring.set(pwdPath, password.getText().toCharArray());
 187                                 }
 188                                 nodeSession.save();
 189                                 MessageDialog.openInformation(getParentShell(), "Repository Added",
 190                                                 "Remote repository '" + username.getText() + "@" + uri.getText() + "' added");
 191
 192                                 super.okPressed();
 193                         } catch (Exception e) {
 194                                 ErrorFeedback.show("Cannot add remote repository", e);
 195                         } finally {
 196                                 JcrUtils.logoutQuietly(nodeSession);
 197                         }
 198                 }
 199
 200                 /** Creates label and text. */
 201                 protected Text createLT(Composite parent, String label, String initial) {
 202                         new Label(parent, SWT.NONE).setText(label);
 203                         Text text = new Text(parent, SWT.SINGLE | SWT.LEAD | SWT.BORDER);
 204                         text.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 205                         text.setText(initial);
 206                         return text;
 207                 }
 208
 209                 /** Creates label and check. */
 210                 protected Button createLC(Composite parent, String label, Boolean initial) {
 211                         new Label(parent, SWT.NONE).setText(label);
 212                         Button check = new Button(parent, SWT.CHECK);
 213                         check.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 214                         check.setSelection(initial);
 215                         return check;
 216                 }
 217
 218                 protected Text createLP(Composite parent, String label) {
 219                         new Label(parent, SWT.NONE).setText(label);
 220                         Text text = new Text(parent, SWT.SINGLE | SWT.LEAD | SWT.BORDER | SWT.PASSWORD);
 221                         text.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 222                         return text;
 223                 }
 224         }
 225 }