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