server/plugins/org.argeo.jcr.ui.explorer/src/main/java/org/argeo/jcr/ui/explorer/commands/AddRemoteRepository.java

   1 package org.argeo.jcr.ui.explorer.commands;
   2
   3 import java.net.URI;
   4 import java.util.Hashtable;
   5
   6 import javax.jcr.Node;
   7 import javax.jcr.Repository;
   8 import javax.jcr.RepositoryFactory;
   9 import javax.jcr.Session;
  10 import javax.jcr.SimpleCredentials;
  11
  12 import org.argeo.ArgeoException;
  13 import org.argeo.eclipse.ui.ErrorFeedback;
  14 import org.argeo.jcr.ArgeoJcrConstants;
  15 import org.argeo.jcr.ArgeoNames;
  16 import org.argeo.jcr.ArgeoTypes;
  17 import org.argeo.jcr.JcrUtils;
  18 import org.argeo.jcr.security.JcrKeyring;
  19 import org.argeo.jcr.ui.explorer.JcrExplorerConstants;
  20 import org.eclipse.core.commands.AbstractHandler;
  21 import org.eclipse.core.commands.ExecutionEvent;
  22 import org.eclipse.core.commands.ExecutionException;
  23 import org.eclipse.jface.dialogs.Dialog;
  24 import org.eclipse.jface.dialogs.IMessageProvider;
  25 import org.eclipse.jface.dialogs.MessageDialog;
  26 import org.eclipse.jface.dialogs.TitleAreaDialog;
  27 import org.eclipse.swt.SWT;
  28 import org.eclipse.swt.events.SelectionAdapter;
  29 import org.eclipse.swt.events.SelectionEvent;
  30 import org.eclipse.swt.graphics.Point;
  31 import org.eclipse.swt.layout.GridData;
  32 import org.eclipse.swt.layout.GridLayout;
  33 import org.eclipse.swt.widgets.Button;
  34 import org.eclipse.swt.widgets.Composite;
  35 import org.eclipse.swt.widgets.Control;
  36 import org.eclipse.swt.widgets.Display;
  37 import org.eclipse.swt.widgets.Label;
  38 import org.eclipse.swt.widgets.Shell;
  39 import org.eclipse.swt.widgets.Text;
  40 import org.osgi.framework.BundleContext;
  41
  42 /**
  43  * Connect to a remote repository and, if successful publish it as an OSGi
  44  * service.
  45  */
  46 public class AddRemoteRepository extends AbstractHandler implements
  47                 JcrExplorerConstants, ArgeoNames {
  48
  49         private RepositoryFactory repositoryFactory;
  50         private BundleContext bundleContext;
  51
  52         private JcrKeyring keyring;
  53
  54         public Object execute(ExecutionEvent event) throws ExecutionException {
  55                 String uri = null;
  56                 if (event.getParameters().containsKey(PARAM_REPOSITORY_URI)) {
  57                         // FIXME remove this
  58                         uri = event.getParameter(PARAM_REPOSITORY_URI);
  59                         if (uri == null)
  60                                 return null;
  61
  62                         try {
  63                                 Hashtable<String, String> params = new Hashtable<String, String>();
  64                                 params.put(ArgeoJcrConstants.JCR_REPOSITORY_URI, uri);
  65                                 // by default we use the URI as alias
  66                                 params.put(ArgeoJcrConstants.JCR_REPOSITORY_ALIAS, uri);
  67                                 Repository repository = repositoryFactory.getRepository(params);
  68                                 bundleContext.registerService(Repository.class.getName(),
  69                                                 repository, params);
  70                         } catch (Exception e) {
  71                                 ErrorFeedback.show("Cannot add remote repository " + uri, e);
  72                         }
  73                 } else {
  74                         RemoteRepositoryLoginDialog dlg = new RemoteRepositoryLoginDialog(
  75                                         Display.getDefault().getActiveShell());
  76                         if (dlg.open() == Dialog.OK) {
  77                                 // uri = dlg.getUri();
  78                         }
  79                 }
  80
  81                 return null;
  82         }
  83
  84         public void setRepositoryFactory(RepositoryFactory repositoryFactory) {
  85                 this.repositoryFactory = repositoryFactory;
  86         }
  87
  88         public void setBundleContext(BundleContext bundleContext) {
  89                 this.bundleContext = bundleContext;
  90         }
  91
  92         public void setKeyring(JcrKeyring keyring) {
  93                 this.keyring = keyring;
  94         }
  95
  96         class RemoteRepositoryLoginDialog extends TitleAreaDialog {
  97                 private Text name;
  98                 private Text uri;
  99                 private Text username;
 100                 private Text password;
 101
 102                 public RemoteRepositoryLoginDialog(Shell parentShell) {
 103                         super(parentShell);
 104                 }
 105
 106                 protected Point getInitialSize() {
 107                         return new Point(600, 400);
 108                 }
 109
 110                 protected Control createDialogArea(Composite parent) {
 111                         Composite dialogarea = (Composite) super.createDialogArea(parent);
 112                         dialogarea.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true,
 113                                         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,
 117                                         false));
 118                         setMessage("Login to remote repository", IMessageProvider.NONE);
 119                         name = createLT(composite, "Name", "remoteRepository");
 120                         uri = createLT(composite, "URI",
 121                                         "http://localhost:7070/org.argeo.jcr.webapp/remoting/node");
 122                         username = createLT(composite, "User", "");
 123                         password = createLP(composite, "Password");
 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                                 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(ArgeoJcrConstants.JCR_REPOSITORY_URI, checkedUriStr);
 147                                 // by default we use the URI as alias
 148                                 params.put(ArgeoJcrConstants.JCR_REPOSITORY_ALIAS,
 149                                                 checkedUriStr);
 150                                 Repository repository = repositoryFactory.getRepository(params);
 151                                 if (username.getText().trim().equals("")) {// anonymous
 152                                         session = repository.login();
 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(
 158                                                         username.getText(), pwd);
 159                                         session = repository.login(sc);
 160                                         MessageDialog.openInformation(getParentShell(), "Success",
 161                                                         "Connection to '" + uri.getText() + "' successful");
 162                                 }
 163                         } catch (Exception e) {
 164                                 ErrorFeedback.show(
 165                                                 "Connection test failed for " + uri.getText(), e);
 166                         } finally {
 167                                 JcrUtils.logoutQuietly(session);
 168                         }
 169                 }
 170
 171                 @Override
 172                 protected void okPressed() {
 173                         try {
 174                                 Session nodeSession = keyring.getSession();
 175                                 Node home = JcrUtils.getUserHome(nodeSession);
 176                                 Node remote = home.hasNode(ARGEO_REMOTE) ? home
 177                                                 .getNode(ARGEO_REMOTE) : home.addNode(ARGEO_REMOTE);
 178                                 if (remote.hasNode(name.getText()))
 179                                         throw new ArgeoException(
 180                                                         "There is already a remote repository named "
 181                                                                         + name.getText());
 182                                 Node remoteRepository = remote.addNode(name.getText(),
 183                                                 ArgeoTypes.ARGEO_REMOTE_REPOSITORY);
 184                                 remoteRepository.setProperty(ARGEO_URI, uri.getText());
 185                                 remoteRepository.setProperty(ARGEO_USER_ID, username.getText());
 186                                 Node pwd = remoteRepository.addNode(ARGEO_PASSWORD);
 187                                 keyring.set(pwd.getPath(), password.getText().toCharArray());
 188                                 nodeSession.save();
 189                                 MessageDialog.openInformation(
 190                                                 getParentShell(),
 191                                                 "Repository Added",
 192                                                 "Remote repository '" + username.getText() + "@"
 193                                                                 + uri.getText() + "' added");
 194                         } catch (Exception e) {
 195                                 // TODO Auto-generated catch block
 196                                 e.printStackTrace();
 197                         }
 198                         super.okPressed();
 199                 }
 200
 201                 /** Creates label and text. */
 202                 protected Text createLT(Composite parent, String label, String initial) {
 203                         new Label(parent, SWT.NONE).setText(label);
 204                         Text text = new Text(parent, SWT.SINGLE | SWT.LEAD | SWT.BORDER);
 205                         text.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 206                         text.setText(initial);
 207                         return text;
 208                 }
 209
 210                 protected Text createLP(Composite parent, String label) {
 211                         new Label(parent, SWT.NONE).setText(label);
 212                         Text text = new Text(parent, SWT.SINGLE | SWT.LEAD | SWT.BORDER
 213                                         | SWT.PASSWORD);
 214                         text.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 215                         return text;
 216                 }
 217         }
 218 }