org.argeo.slc.client.ui.dist/src/org/argeo/slc/client/ui/dist/wizards/RegisterRepoWizard.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.slc.client.ui.dist.wizards;
  17
  18 import java.net.URI;
  19
  20 import javax.jcr.Node;
  21 import javax.jcr.NodeIterator;
  22 import javax.jcr.Property;
  23 import javax.jcr.Repository;
  24 import javax.jcr.RepositoryFactory;
  25 import javax.jcr.Session;
  26 import javax.jcr.SimpleCredentials;
  27 import javax.jcr.nodetype.NodeType;
  28
  29 import org.argeo.cms.ArgeoNames;
  30 import org.argeo.cms.ArgeoTypes;
  31 import org.argeo.eclipse.ui.dialogs.ErrorFeedback;
  32 import org.argeo.jcr.JcrUtils;
  33 import org.argeo.node.NodeUtils;
  34 import org.argeo.node.security.Keyring;
  35 import org.argeo.slc.SlcException;
  36 import org.argeo.slc.repo.RepoConstants;
  37 import org.eclipse.jface.dialogs.MessageDialog;
  38 import org.eclipse.jface.resource.JFaceResources;
  39 import org.eclipse.jface.wizard.Wizard;
  40 import org.eclipse.jface.wizard.WizardPage;
  41 import org.eclipse.swt.SWT;
  42 import org.eclipse.swt.events.SelectionAdapter;
  43 import org.eclipse.swt.events.SelectionEvent;
  44 import org.eclipse.swt.events.SelectionListener;
  45 import org.eclipse.swt.layout.GridData;
  46 import org.eclipse.swt.layout.GridLayout;
  47 import org.eclipse.swt.widgets.Button;
  48 import org.eclipse.swt.widgets.Composite;
  49 import org.eclipse.swt.widgets.Label;
  50 import org.eclipse.swt.widgets.Text;
  51
  52 /**
  53  *
  54  * Registers a new remote repository in the current Node.
  55  *
  56  */
  57 public class RegisterRepoWizard extends Wizard {
  58
  59         // Business objects
  60         private Keyring keyring;
  61         private RepositoryFactory repositoryFactory;
  62         private Repository nodeRepository;
  63
  64         // Pages
  65         private DefineModelPage page;
  66
  67         // Widgets of model page
  68         private Text name;
  69         private Text uri;
  70         private Text username;
  71         private Text password;
  72         private Button saveInKeyring;
  73
  74         // Default values
  75         private final static String DEFAULT_NAME = "Argeo Public Repository";
  76         private final static String DEFAULT_URI = "https://forge.argeo.org/jcr/java";
  77         private final static String DEFAULT_USER_NAME = "anonymous";
  78         private final static boolean DEFAULT_ANONYMOUS = true;
  79
  80         public RegisterRepoWizard(Keyring keyring, RepositoryFactory repositoryFactory, Repository nodeRepository) {
  81                 super();
  82                 this.keyring = keyring;
  83                 this.repositoryFactory = repositoryFactory;
  84                 this.nodeRepository = nodeRepository;
  85         }
  86
  87         @Override
  88         public void addPages() {
  89                 try {
  90                         page = new DefineModelPage();
  91                         addPage(page);
  92                         setWindowTitle("Register a new remote repository");
  93                 } catch (Exception e) {
  94                         throw new SlcException("Cannot add page to wizard ", e);
  95                 }
  96         }
  97
  98         @Override
  99         public boolean performFinish() {
 100                 if (!canFinish())
 101                         return false;
 102
 103                 Session nodeSession = null;
 104                 try {
 105                         nodeSession = nodeRepository.login();
 106                         String reposPath = NodeUtils.getUserHome(nodeSession).getPath() + RepoConstants.REPOSITORIES_BASE_PATH;
 107
 108                         Node repos = nodeSession.getNode(reposPath);
 109                         String repoNodeName = JcrUtils.replaceInvalidChars(name.getText());
 110                         if (repos.hasNode(repoNodeName))
 111                                 throw new SlcException("There is already a remote repository named " + repoNodeName);
 112
 113                         // check if the same URI has already been registered
 114                         NodeIterator ni = repos.getNodes();
 115                         while (ni.hasNext()) {
 116                                 Node node = ni.nextNode();
 117                                 if (node.isNodeType(ArgeoTypes.ARGEO_REMOTE_REPOSITORY) && node.hasProperty(ArgeoNames.ARGEO_URI)
 118                                                 && node.getProperty(ArgeoNames.ARGEO_URI).getString().equals(uri.getText()))
 119                                         throw new SlcException("This URI " + uri.getText() + " is already registered, "
 120                                                         + "for the time being, only one instance of a single "
 121                                                         + "repository at a time is implemented.");
 122                         }
 123
 124                         Node repoNode = repos.addNode(repoNodeName, ArgeoTypes.ARGEO_REMOTE_REPOSITORY);
 125                         repoNode.setProperty(ArgeoNames.ARGEO_URI, uri.getText());
 126                         repoNode.setProperty(ArgeoNames.ARGEO_USER_ID, username.getText());
 127                         repoNode.addMixin(NodeType.MIX_TITLE);
 128                         repoNode.setProperty(Property.JCR_TITLE, name.getText());
 129                         nodeSession.save();
 130                         if (saveInKeyring.getSelection()) {
 131                                 String pwdPath = repoNode.getPath() + '/' + ArgeoNames.ARGEO_PASSWORD;
 132                                 keyring.set(pwdPath, password.getText().toCharArray());
 133                                 nodeSession.save();
 134                         }
 135                         MessageDialog.openInformation(getShell(), "Repository Added",
 136                                         "Remote repository " + uri.getText() + "' added");
 137                 } catch (Exception e) {
 138                         ErrorFeedback.show("Cannot add remote repository", e);
 139                 } finally {
 140                         JcrUtils.logoutQuietly(nodeSession);
 141                 }
 142                 return true;
 143         }
 144
 145         private class DefineModelPage extends WizardPage {
 146                 private static final long serialVersionUID = 874386824101995060L;
 147
 148                 public DefineModelPage() {
 149                         super("Main");
 150                         setTitle("Fill information to register a repository");
 151                 }
 152
 153                 public void createControl(Composite parent) {
 154
 155                         // main layout
 156                         Composite composite = new Composite(parent, SWT.NONE);
 157                         composite.setLayout(new GridLayout(2, false));
 158                         composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 159
 160                         // Create various fields
 161                         // setMessage("Login to remote repository", IMessageProvider.NONE);
 162                         name = createLT(composite, "Name", DEFAULT_NAME);
 163                         uri = createLT(composite, "URI", DEFAULT_URI);
 164
 165                         final Button anonymousLogin = createLC(composite, "Log as anonymous", true);
 166                         anonymousLogin.addSelectionListener(new SelectionListener() {
 167                                 private static final long serialVersionUID = 4874716406036981039L;
 168
 169                                 public void widgetSelected(SelectionEvent e) {
 170                                         if (anonymousLogin.getSelection()) {
 171                                                 username.setText(DEFAULT_USER_NAME);
 172                                                 password.setText("");
 173                                                 username.setEnabled(false);
 174                                                 password.setEnabled(false);
 175                                         } else {
 176                                                 username.setText("");
 177                                                 password.setText("");
 178                                                 username.setEnabled(true);
 179                                                 password.setEnabled(true);
 180                                         }
 181                                 }
 182
 183                                 public void widgetDefaultSelected(SelectionEvent e) {
 184                                 }
 185                         });
 186
 187                         username = createLT(composite, "User", DEFAULT_USER_NAME);
 188                         password = createLP(composite, "Password");
 189                         saveInKeyring = createLC(composite, "Remember password", false);
 190
 191                         if (DEFAULT_ANONYMOUS) {
 192                                 username.setEnabled(false);
 193                                 password.setEnabled(false);
 194                         }
 195
 196                         Button test = createButton(composite, "Test");
 197                         GridData gd = new GridData(SWT.CENTER, SWT.CENTER, false, false, 2, 1);
 198                         gd.widthHint = 140;
 199                         test.setLayoutData(gd);
 200
 201                         test.addSelectionListener(new SelectionAdapter() {
 202                                 private static final long serialVersionUID = -4034851916548656293L;
 203
 204                                 public void widgetSelected(SelectionEvent arg0) {
 205                                         testConnection();
 206                                 }
 207                         });
 208
 209                         // Compulsory
 210                         setControl(composite);
 211                 }
 212
 213                 /** Creates label and text. */
 214                 protected Text createLT(Composite parent, String label, String initial) {
 215                         new Label(parent, SWT.RIGHT).setText(label);
 216                         Text text = new Text(parent, SWT.SINGLE | SWT.LEAD | SWT.BORDER);
 217                         text.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, true));
 218                         text.setText(initial);
 219                         return text;
 220                 }
 221
 222                 /** Creates label and check. */
 223                 protected Button createLC(Composite parent, String label, Boolean initial) {
 224                         new Label(parent, SWT.RIGHT).setText(label);
 225                         Button check = new Button(parent, SWT.CHECK);
 226                         check.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 227                         check.setSelection(initial);
 228                         return check;
 229                 }
 230
 231                 /** Creates a button with a label. */
 232                 protected Button createButton(Composite parent, String label) {
 233                         Button button = new Button(parent, SWT.PUSH);
 234                         button.setText(label);
 235                         button.setFont(JFaceResources.getDialogFont());
 236                         setButtonLayoutData(button);
 237                         return button;
 238                 }
 239
 240                 /** Creates label and password field */
 241                 protected Text createLP(Composite parent, String label) {
 242                         new Label(parent, SWT.NONE).setText(label);
 243                         Text text = new Text(parent, SWT.SINGLE | SWT.LEAD | SWT.BORDER | SWT.PASSWORD);
 244                         text.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 245                         return text;
 246                 }
 247
 248         }
 249
 250         void testConnection() {
 251                 Session session = null;
 252                 try {
 253                         if (uri.getText().startsWith("http")) {// http, https
 254                                 URI checkedUri = new URI(uri.getText());
 255                                 String checkedUriStr = checkedUri.toString();
 256                                 Repository repository = NodeUtils.getRepositoryByUri(repositoryFactory, checkedUriStr);
 257                                 if (username.getText().trim().equals("")) {// anonymous
 258                                         session = repository.login(RepoConstants.DEFAULT_DEFAULT_WORKSPACE);
 259                                 } else {
 260                                         char[] pwd = password.getTextChars();
 261                                         SimpleCredentials sc = new SimpleCredentials(username.getText(), pwd);
 262                                         session = repository.login(sc, RepoConstants.DEFAULT_DEFAULT_WORKSPACE);
 263                                 }
 264                         } else {// alias
 265                                 Repository repository = NodeUtils.getRepositoryByAlias(repositoryFactory, uri.getText());
 266                                 session = repository.login();
 267                         }
 268                         MessageDialog.openInformation(getShell(), "Success", "Connection to '" + uri.getText() + "' successful");
 269                 } catch (Exception e) {
 270                         ErrorFeedback.show("Connection test failed for " + uri.getText(), e);
 271                 } finally {
 272                         JcrUtils.logoutQuietly(session);
 273                 }
 274         }
 275 }