/*
    * Copyright (C) 2007-2012 Argeo GmbH
    *
    * Licensed under the Apache License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    *         http://www.apache.org/licenses/LICENSE-2.0
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.argeo.slc.client.ui.dist.commands;
  
  import javax.jcr.Repository;
  import javax.jcr.RepositoryException;
  import javax.jcr.Session;
  
  import org.argeo.jcr.JcrUtils;
  import org.argeo.slc.SlcException;
  import org.argeo.slc.client.ui.dist.DistPlugin;
  import org.argeo.slc.client.ui.dist.wizards.ChangeRightsWizard;
  import org.eclipse.core.commands.AbstractHandler;
  import org.eclipse.core.commands.ExecutionEvent;
  import org.eclipse.core.commands.ExecutionException;
  import org.eclipse.jface.resource.ImageDescriptor;
  import org.eclipse.jface.wizard.WizardDialog;
  import org.eclipse.ui.handlers.HandlerUtil;
  
  /** Open a dialog to manage rights on the current workspace's root node */
  public class ManageWorkspaceAuth extends AbstractHandler {
  	// private static final Log log =
  	// LogFactory.getLog(ManageWorkspaceAuth.class);
  	public final static String ID = DistPlugin.PLUGIN_ID
  			+ ".manageWorkspaceAuth";
  	public final static String DEFAULT_LABEL = "Manage Rights";
  	public final static ImageDescriptor DEFAULT_ICON = DistPlugin
  			.getImageDescriptor("icons/changeRights.gif");
  
  	public final static String PARAM_WORKSPACE_NAME = DistPlugin.PLUGIN_ID
  			+ ".workspaceName";
  
  	/* DEPENDENCY INJECTION */
  	private Repository repository;
  	private Session session;
  
  	public Object execute(ExecutionEvent event) throws ExecutionException {
  		String workspaceName = event.getParameter(PARAM_WORKSPACE_NAME);
  		try {
  			session = repository.login(workspaceName);
  			ChangeRightsWizard wizard = new ChangeRightsWizard(session);
  			WizardDialog dialog = new WizardDialog(
  					HandlerUtil.getActiveShell(event), wizard);
  			dialog.open();
  			return null;
  		} catch (RepositoryException re) {
  			throw new SlcException("Cannot log in the repository "
  					+ repository + " in workspace " + workspaceName, re);
  		} finally {
  			JcrUtils.logoutQuietly(session);
  		}
  	}
  
  	/* DEPENDENCY INJECTION */
  	public void setRepository(Repository repository) {
  		this.repository = repository;
  	}
  }