org.eclipse.osee.framework.ui.skynet/src/org/eclipse/osee/framework/ui/skynet/commandHandlers/renderer/handlers/WholeDocumentEditorHandler.java

/*******************************************************************************
 * Copyright (c) 2004, 2007 Boeing.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Boeing - initial API and implementation
 *******************************************************************************/
package org.eclipse.osee.framework.ui.skynet.commandHandlers.renderer.handlers;

import java.util.logging.Level;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.osee.framework.db.connection.exception.OseeCoreException;
import org.eclipse.osee.framework.logging.OseeLog;
import org.eclipse.osee.framework.skynet.core.access.AccessControlManager;
import org.eclipse.osee.framework.skynet.core.access.PermissionEnum;
import org.eclipse.osee.framework.skynet.core.artifact.Artifact;
import org.eclipse.osee.framework.ui.plugin.util.AWorkbench;
import org.eclipse.osee.framework.ui.skynet.commandHandlers.Handlers;
import org.eclipse.osee.framework.ui.skynet.render.WholeDocumentRenderer;
import org.eclipse.ui.PlatformUI;

/**
 * @author Jeff C. Phillips
 */
public class WholeDocumentEditorHandler extends AbstractEditorHandler {
   private static final AccessControlManager accessControlManager = AccessControlManager.getInstance();

   /*
    * (non-Javadoc)
    * 
    * @see org.eclipse.core.commands.AbstractHandler#execute(org.eclipse.core.commands.ExecutionEvent)
    */
   @Override
   public Object execute(ExecutionEvent event) throws ExecutionException {
      if (!artifacts.isEmpty()) {
         try {
            WholeDocumentRenderer renderer = new WholeDocumentRenderer();
            renderer.open(artifacts);
            dispose();

         } catch (OseeCoreException ex) {
            OseeLog.log(WholeDocumentEditorHandler.class, Level.SEVERE, ex);
         }
      }
      return null;
   }

   /* (non-Javadoc)
    * @see org.eclipse.osee.framework.ui.skynet.commandHandlers.renderer.handlers.AbstractEditorHandler#getPermissionLevel()
    */
   @Override
   protected PermissionEnum getPermissionLevel() {
      return PermissionEnum.WRITE;
   }

   @Override
   public boolean isEnabledWithException() throws OseeCoreException {
      if (PlatformUI.getWorkbench().isClosing()) {
         return false;
      }
      boolean isEnabled = false;

      ISelectionProvider selectionProvider =
            AWorkbench.getActivePage().getActivePart().getSite().getSelectionProvider();

      if (selectionProvider != null && selectionProvider.getSelection() instanceof IStructuredSelection) {
         IStructuredSelection structuredSelection = (IStructuredSelection) selectionProvider.getSelection();
         artifacts = Handlers.getArtifactsFromStructuredSelection(structuredSelection);

         isEnabled = accessControlManager.checkObjectListPermission(artifacts, getPermissionLevel());
      }

      for (Artifact artifact : artifacts) {
         isEnabled &= !artifact.isReadOnly();
      }

      return isEnabled;
   }
}