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 import java.util.Hashtable;
  20
  21 import javax.jcr.Node;
  22 import javax.jcr.NodeIterator;
  23 import javax.jcr.Property;
  24 import javax.jcr.Repository;
  25 import javax.jcr.RepositoryFactory;
  26 import javax.jcr.Session;
  27 import javax.jcr.SimpleCredentials;
  28 import javax.jcr.nodetype.NodeType;
  29
  30 import org.argeo.eclipse.ui.dialogs.ErrorFeedback;
  31 import org.argeo.jcr.ArgeoJcrConstants;
  32 import org.argeo.jcr.ArgeoJcrUtils;
  33 import org.argeo.jcr.ArgeoNames;
  34 import org.argeo.jcr.ArgeoTypes;
  35 import org.argeo.jcr.JcrUtils;
  36 import org.argeo.jcr.UserJcrUtils;
  37 import org.argeo.slc.SlcException;
  38 import org.argeo.slc.repo.RepoConstants;
  39 import org.argeo.util.security.Keyring;
  40 import org.eclipse.jface.dialogs.MessageDialog;
  41 import org.eclipse.jface.resource.JFaceResources;
  42 import org.eclipse.jface.wizard.Wizard;
  43 import org.eclipse.jface.wizard.WizardPage;
  44 import org.eclipse.swt.SWT;
  45 import org.eclipse.swt.events.SelectionAdapter;
  46 import org.eclipse.swt.events.SelectionEvent;
  47 import org.eclipse.swt.events.SelectionListener;
  48 import org.eclipse.swt.layout.GridData;
  49 import org.eclipse.swt.layout.GridLayout;
  50 import org.eclipse.swt.widgets.Button;
  51 import org.eclipse.swt.widgets.Composite;
  52 import org.eclipse.swt.widgets.Label;
  53 import org.eclipse.swt.widgets.Text;
  54
  55 /**
  56  *
  57  * Registers a new remote repository in the current Node.
  58  *
  59  */
  60 public class RegisterRepoWizard extends Wizard {
  61
  62         // Business objects
  63         private Keyring keyring;
  64         private RepositoryFactory repositoryFactory;
  65         private Repository nodeRepository;
  66
  67         // Pages
  68         private DefineModelPage page;
  69
  70         // Widgets of model page
  71         private Text name;
  72         private Text uri;
  73         private Text username;
  74         private Text password;
  75         private Button saveInKeyring;
  76
  77         // Default values
  78         private final static String DEFAULT_NAME = "Argeo Public Repository";
  79         private final static String DEFAULT_URI = "http://repo.argeo.org/data/pub/java";
  80         private final static String DEFAULT_USER_NAME = "anonymous";
  81         private final static boolean DEFAULT_ANONYMOUS = true;
  82
  83         public RegisterRepoWizard(Keyring keyring, RepositoryFactory repositoryFactory, Repository nodeRepository) {
  84                 super();
  85                 this.keyring = keyring;
  86                 this.repositoryFactory = repositoryFactory;
  87                 this.nodeRepository = nodeRepository;
  88         }
  89
  90         @Override
  91         public void addPages() {
  92                 try {
  93                         page = new DefineModelPage();
  94                         addPage(page);
  95                         setWindowTitle("Register a new remote repository");
  96                 } catch (Exception e) {
  97                         throw new SlcException("Cannot add page to wizard ", e);
  98                 }
  99         }
 100
 101         @Override
 102         public boolean performFinish() {
 103                 if (!canFinish())
 104                         return false;
 105
 106                 Session nodeSession = null;
 107                 try {
 108                         nodeSession = nodeRepository.login();
 109                         String reposPath = UserJcrUtils.getUserHome(nodeSession).getPath() + RepoConstants.REPOSITORIES_BASE_PATH;
 110
 111                         Node repos = nodeSession.getNode(reposPath);
 112                         String repoNodeName = JcrUtils.replaceInvalidChars(name.getText());
 113                         if (repos.hasNode(repoNodeName))
 114                                 throw new SlcException("There is already a remote repository named " + repoNodeName);
 115
 116                         // check if the same URI has already been registered
 117                         NodeIterator ni = repos.getNodes();
 118                         while (ni.hasNext()) {
 119                                 Node node = ni.nextNode();
 120                                 if (node.isNodeType(ArgeoTypes.ARGEO_REMOTE_REPOSITORY) && node.hasProperty(ArgeoNames.ARGEO_URI)
 121                                                 && node.getProperty(ArgeoNames.ARGEO_URI).getString().equals(uri.getText()))
 122                                         throw new SlcException("This URI " + uri.getText() + " is already registered, "
 123                                                         + "for the time being, only one instance of a single "
 124                                                         + "repository at a time is implemented.");
 125                         }
 126
 127                         Node repoNode = repos.addNode(repoNodeName, ArgeoTypes.ARGEO_REMOTE_REPOSITORY);
 128                         repoNode.setProperty(ArgeoNames.ARGEO_URI, uri.getText());
 129                         repoNode.setProperty(ArgeoNames.ARGEO_USER_ID, username.getText());
 130                         repoNode.addMixin(NodeType.MIX_TITLE);
 131                         repoNode.setProperty(Property.JCR_TITLE, name.getText());
 132                         nodeSession.save();
 133                         if (saveInKeyring.getSelection()) {
 134                                 String pwdPath = repoNode.getPath() + '/' + ArgeoNames.ARGEO_PASSWORD;
 135                                 keyring.set(pwdPath, password.getText().toCharArray());
 136                                 nodeSession.save();
 137                         }
 138                         MessageDialog.openInformation(getShell(), "Repository Added",
 139                                         "Remote repository " + uri.getText() + "' added");
 140                 } catch (Exception e) {
 141                         ErrorFeedback.show("Cannot add remote repository", e);
 142                 } finally {
 143                         JcrUtils.logoutQuietly(nodeSession);
 144                 }
 145                 return true;
 146         }
 147
 148         private class DefineModelPage extends WizardPage {
 149                 private static final long serialVersionUID = 874386824101995060L;
 150
 151                 public DefineModelPage() {
 152                         super("Main");
 153                         setTitle("Fill information to register a repository");
 154                 }
 155
 156                 public void createControl(Composite parent) {
 157
 158                         // main layout
 159                         Composite composite = new Composite(parent, SWT.NONE);
 160                         composite.setLayout(new GridLayout(2, false));
 161                         composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 162
 163                         // Create various fields
 164                         // setMessage("Login to remote repository", IMessageProvider.NONE);
 165                         name = createLT(composite, "Name", DEFAULT_NAME);
 166                         uri = createLT(composite, "URI", DEFAULT_URI);
 167
 168                         final Button anonymousLogin = createLC(composite, "Log as anonymous", true);
 169                         anonymousLogin.addSelectionListener(new SelectionListener() {
 170                                 private static final long serialVersionUID = 4874716406036981039L;
 171
 172                                 public void widgetSelected(SelectionEvent e) {
 173                                         if (anonymousLogin.getSelection()) {
 174                                                 username.setText(DEFAULT_USER_NAME);
 175                                                 password.setText("");
 176                                                 username.setEnabled(false);
 177                                                 password.setEnabled(false);
 178                                         } else {
 179                                                 username.setText("");
 180                                                 password.setText("");
 181                                                 username.setEnabled(true);
 182                                                 password.setEnabled(true);
 183                                         }
 184                                 }
 185
 186                                 public void widgetDefaultSelected(SelectionEvent e) {
 187                                 }
 188                         });
 189
 190                         username = createLT(composite, "User", DEFAULT_USER_NAME);
 191                         password = createLP(composite, "Password");
 192                         saveInKeyring = createLC(composite, "Remember password", false);
 193
 194                         if (DEFAULT_ANONYMOUS) {
 195                                 username.setEnabled(false);
 196                                 password.setEnabled(false);
 197                         }
 198
 199                         Button test = createButton(composite, "Test");
 200                         GridData gd = new GridData(SWT.CENTER, SWT.CENTER, false, false, 2, 1);
 201                         gd.widthHint = 140;
 202                         test.setLayoutData(gd);
 203
 204                         test.addSelectionListener(new SelectionAdapter() {
 205                                 private static final long serialVersionUID = -4034851916548656293L;
 206
 207                                 public void widgetSelected(SelectionEvent arg0) {
 208                                         testConnection();
 209                                 }
 210                         });
 211
 212                         // Compulsory
 213                         setControl(composite);
 214                 }
 215
 216                 /** Creates label and text. */
 217                 protected Text createLT(Composite parent, String label, String initial) {
 218                         new Label(parent, SWT.RIGHT).setText(label);
 219                         Text text = new Text(parent, SWT.SINGLE | SWT.LEAD | SWT.BORDER);
 220                         text.setLayoutData(new GridData(SWT.FILL, SWT.TOP, true, true));
 221                         text.setText(initial);
 222                         return text;
 223                 }
 224
 225                 /** Creates label and check. */
 226                 protected Button createLC(Composite parent, String label, Boolean initial) {
 227                         new Label(parent, SWT.RIGHT).setText(label);
 228                         Button check = new Button(parent, SWT.CHECK);
 229                         check.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 230                         check.setSelection(initial);
 231                         return check;
 232                 }
 233
 234                 /** Creates a button with a label. */
 235                 protected Button createButton(Composite parent, String label) {
 236                         Button button = new Button(parent, SWT.PUSH);
 237                         button.setText(label);
 238                         button.setFont(JFaceResources.getDialogFont());
 239                         setButtonLayoutData(button);
 240                         return button;
 241                 }
 242
 243                 /** Creates label and password field */
 244                 protected Text createLP(Composite parent, String label) {
 245                         new Label(parent, SWT.NONE).setText(label);
 246                         Text text = new Text(parent, SWT.SINGLE | SWT.LEAD | SWT.BORDER | SWT.PASSWORD);
 247                         text.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 248                         return text;
 249                 }
 250
 251         }
 252
 253         void testConnection() {
 254                 Session session = null;
 255                 try {
 256                         if (uri.getText().startsWith("http")) {// http, https
 257                                 URI checkedUri = new URI(uri.getText());
 258                                 String checkedUriStr = checkedUri.toString();
 259                                 Hashtable<String, String> params = new Hashtable<String, String>();
 260                                 params.put(ArgeoJcrConstants.JCR_REPOSITORY_URI, checkedUriStr);
 261                                 Repository repository = ArgeoJcrUtils.getRepositoryByUri(repositoryFactory, checkedUriStr);
 262                                 // FIXME make it more generic
 263                                 String defaultWorkspace = "main";
 264                                 if (username.getText().trim().equals("")) {// anonymous
 265                                         session = repository.login(defaultWorkspace);
 266                                 } else {
 267                                         char[] pwd = password.getTextChars();
 268                                         SimpleCredentials sc = new SimpleCredentials(username.getText(), pwd);
 269                                         session = repository.login(sc, defaultWorkspace);
 270                                 }
 271                         } else {// alias
 272                                 Repository repository = ArgeoJcrUtils.getRepositoryByAlias(repositoryFactory, uri.getText());
 273                                 session = repository.login();
 274                         }
 275                         MessageDialog.openInformation(getShell(), "Success", "Connection to '" + uri.getText() + "' successful");
 276                 } catch (Exception e) {
 277                         ErrorFeedback.show("Connection test failed for " + uri.getText(), e);
 278                 } finally {
 279                         JcrUtils.logoutQuietly(session);
 280                 }
 281         }
 282 }