org.argeo.slc.client.ui.dist/src/org/argeo/slc/client/ui/dist/commands/CreateWorkspace.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.commands;
  17
  18 import javax.jcr.Credentials;
  19 import javax.jcr.Node;
  20 import javax.jcr.Repository;
  21 import javax.jcr.RepositoryException;
  22 import javax.jcr.RepositoryFactory;
  23 import javax.jcr.Session;
  24 import javax.jcr.security.Privilege;
  25
  26 import org.apache.commons.logging.Log;
  27 import org.apache.commons.logging.LogFactory;
  28 import org.argeo.eclipse.ui.dialogs.ErrorFeedback;
  29 import org.argeo.jcr.JcrUtils;
  30 import org.argeo.slc.SlcConstants;
  31 import org.argeo.slc.client.ui.dist.DistPlugin;
  32 import org.argeo.slc.client.ui.dist.utils.CommandHelpers;
  33 import org.argeo.slc.repo.RepoUtils;
  34 import org.argeo.util.security.Keyring;
  35 import org.eclipse.core.commands.AbstractHandler;
  36 import org.eclipse.core.commands.ExecutionEvent;
  37 import org.eclipse.core.commands.ExecutionException;
  38 import org.eclipse.jface.dialogs.Dialog;
  39 import org.eclipse.jface.dialogs.InputDialog;
  40 import org.eclipse.jface.resource.ImageDescriptor;
  41 import org.eclipse.ui.handlers.HandlerUtil;
  42
  43 /** Create a new empty workspace in a remote repository */
  44 public class CreateWorkspace extends AbstractHandler {
  45         private static final Log log = LogFactory.getLog(CreateWorkspace.class);
  46
  47         // Exposes commands meta-info
  48         public final static String ID = DistPlugin.PLUGIN_ID + ".createWorkspace";
  49         public final static String DEFAULT_LABEL = "Create workspace...";
  50         public final static ImageDescriptor DEFAULT_ICON = DistPlugin
  51                         .getImageDescriptor("icons/addItem.gif");
  52
  53         // Parameters
  54         public final static String PARAM_TARGET_REPO_PATH = "targetRepoPath";
  55         public final static String PARAM_WORKSPACE_PREFIX = "workspacePrefix";
  56
  57         // DEPENDENCY INJECTION
  58         private RepositoryFactory repositoryFactory;
  59         private Keyring keyring;
  60         private Repository nodeRepository;
  61
  62         public Object execute(ExecutionEvent event) throws ExecutionException {
  63
  64                 String targetRepoPath = event.getParameter(PARAM_TARGET_REPO_PATH);
  65                 String prefix = event.getParameter(PARAM_WORKSPACE_PREFIX);
  66
  67                 Session nodeSession = null;
  68                 Session session = null;
  69                 try {
  70                         nodeSession = nodeRepository.login();
  71                         Node repoNode = nodeSession.getNode(targetRepoPath);
  72                         Repository repository = RepoUtils.getRepository(repositoryFactory,
  73                                         keyring, repoNode);
  74                         Credentials credentials = RepoUtils.getRepositoryCredentials(
  75                                         keyring, repoNode);
  76
  77                         // TODO : add an input validator
  78                         InputDialog inputDialog = new InputDialog(HandlerUtil
  79                                         .getActiveWorkbenchWindow(event).getShell(),
  80                                         "Workspace name?",
  81                                         "Choose a name for the workspace to create",
  82                                         prefix == null ? "" : prefix + "-", null);
  83                         int result = inputDialog.open();
  84
  85                         String enteredName = inputDialog.getValue();
  86
  87                         final String legalChars = "ABCDEFGHIJKLMNOPQRSTUVWXZY0123456789_";
  88                         char[] arr = enteredName.toUpperCase().toCharArray();
  89                         int count = 0;
  90                         for (int i = 0; i < arr.length; i++) {
  91                                 if (legalChars.indexOf(arr[i]) == -1)
  92                                         count = count + 7;
  93                                 else
  94                                         count++;
  95                         }
  96
  97                         if (log.isTraceEnabled())
  98                                 log.trace("Translated workspace name length: " + count
  99                                                 + " (name: " + enteredName + " )");
 100
 101                         if (count > 60) {
 102                                 ErrorFeedback.show("Workspace name '" + enteredName
 103                                                 + "' is too long or contains"
 104                                                 + " too many special characters such as '.' or '-'.");
 105                                 return null;
 106                         }
 107
 108                         String workspaceName = enteredName;
 109
 110                         // Canceled by user
 111                         if (result == Dialog.CANCEL || workspaceName == null
 112                                         || "".equals(workspaceName.trim()))
 113                                 return null;
 114
 115                         session = repository.login(credentials);
 116                         session.getWorkspace().createWorkspace(workspaceName);
 117                         JcrUtils.logoutQuietly(session);
 118                         // init new workspace
 119                         session = repository.login(credentials, workspaceName);
 120                         JcrUtils.addPrivilege(session, "/", SlcConstants.ROLE_SLC,
 121                                         Privilege.JCR_ALL);
 122                         CommandHelpers.callCommand(RefreshDistributionsView.ID);
 123                         if (log.isTraceEnabled())
 124                                 log.trace("WORKSPACE " + workspaceName + " CREATED");
 125
 126                 } catch (RepositoryException re) {
 127                         ErrorFeedback.show(
 128                                         "Unexpected error while creating the new workspace.", re);
 129                 } finally {
 130                         JcrUtils.logoutQuietly(session);
 131                         JcrUtils.logoutQuietly(nodeSession);
 132                 }
 133                 return null;
 134         }
 135
 136         /* DEPENDENCY INJECTION */
 137         public void setNodeRepository(Repository nodeRepository) {
 138                 this.nodeRepository = nodeRepository;
 139         }
 140
 141         public void setRepositoryFactory(RepositoryFactory repositoryFactory) {
 142                 this.repositoryFactory = repositoryFactory;
 143         }
 144
 145         public void setKeyring(Keyring keyring) {
 146                 this.keyring = keyring;
 147         }
 148 }