eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/descriptive/handler/MoveDescriptionElementsHandler.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2007 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10
  11 package eu.etaxonomy.taxeditor.editor.view.descriptive.handler;
  12
  13 import java.util.ArrayList;
  14 import java.util.List;
  15 import java.util.UUID;
  16
  17 import org.eclipse.core.commands.AbstractHandler;
  18 import org.eclipse.core.commands.ExecutionEvent;
  19 import org.eclipse.core.commands.ExecutionException;
  20 import org.eclipse.core.commands.common.NotDefinedException;
  21 import org.eclipse.jface.viewers.ISelection;
  22 import org.eclipse.jface.viewers.IStructuredSelection;
  23 import org.eclipse.swt.widgets.Display;
  24 import org.eclipse.ui.PartInitException;
  25 import org.eclipse.ui.handlers.HandlerUtil;
  26
  27 import eu.etaxonomy.cdm.api.service.IDescriptionService;
  28 import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
  29 import eu.etaxonomy.cdm.model.common.Annotation;
  30 import eu.etaxonomy.cdm.model.common.AnnotationType;
  31 import eu.etaxonomy.cdm.model.common.CdmBase;
  32 import eu.etaxonomy.cdm.model.common.Language;
  33 import eu.etaxonomy.cdm.model.description.DescriptionBase;
  34 import eu.etaxonomy.cdm.model.description.DescriptionElementBase;
  35 import eu.etaxonomy.cdm.model.description.TaxonDescription;
  36 import eu.etaxonomy.cdm.model.taxon.Classification;
  37 import eu.etaxonomy.cdm.model.taxon.Taxon;
  38 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  39 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  40 import eu.etaxonomy.taxeditor.editor.MultiPageTaxonEditor;
  41 import eu.etaxonomy.taxeditor.editor.Page;
  42 import eu.etaxonomy.taxeditor.editor.name.TaxonNameEditor;
  43 import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.MoveDescriptionElementsOperation;
  44 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  45 import eu.etaxonomy.taxeditor.model.FeatureNodeContainer;
  46 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  47 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  48 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  49 import eu.etaxonomy.taxeditor.store.CdmStore;
  50 import eu.etaxonomy.taxeditor.ui.dialog.selection.TaxonNodeSelectionDialog;
  51
  52
  53 /**
  54  * @author n.hoffmann
  55  * @created Feb 8, 2011
  56  * @version 1.0
  57  */
  58 public class MoveDescriptionElementsHandler extends AbstractHandler implements IPostOperationEnabled{
  59         private UUID newAcceptedTaxonNodeUuid;
  60         private TaxonNameEditor editor;
  61         /* (non-Javadoc)
  62          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  63          */
  64         @Override
  65         public Object execute(ExecutionEvent event) throws ExecutionException {
  66
  67 //              ConversationHolder conversation = CdmStore.createConversation();
  68                 editor = (TaxonNameEditor) EditorUtil.getActiveEditorPage(Page.NAME);
  69                 ISelection selection = HandlerUtil.getCurrentSelection(event);
  70                 Taxon actualTaxon= null;
  71                 if(selection instanceof IStructuredSelection){
  72
  73                         IStructuredSelection structuredSelection = (IStructuredSelection) selection;
  74
  75                         List<DescriptionElementBase> elements = new ArrayList<DescriptionElementBase>();
  76
  77                         for(Object element : structuredSelection.toArray()){
  78                                 if(element instanceof DescriptionElementBase){
  79                                         UUID uuid = ((DescriptionElementBase) element).getUuid();
  80
  81                                         elements.add(CdmStore.getService(IDescriptionService.class).loadDescriptionElement(uuid, null));
  82                                 } else if(element instanceof FeatureNodeContainer){
  83                                         for(DescriptionElementBase de : ((FeatureNodeContainer)element).getDescriptionElements()){
  84                                                 elements.add(
  85                                                                 CdmStore.getService(IDescriptionService.class).loadDescriptionElement(de.getUuid(), null)
  86                                                         );
  87                                         }
  88                                 }
  89                         }
  90
  91                         if(elements.size() == 0){
  92                                 return null;
  93                         }
  94                         DescriptionBase description = elements.get(0).getInDescription();
  95                         List<UUID> excludeTaxa = new ArrayList<UUID>();
  96                         if (description.isInstanceOf(TaxonDescription.class)){
  97                                 TaxonDescription taxonDescription = HibernateProxyHelper.deproxy(description, TaxonDescription.class);
  98                                 actualTaxon = taxonDescription.getTaxon();
  99                                 excludeTaxa.add(actualTaxon.getUuid());
 100                         }
 101                         Classification classification = null;
 102                         if (actualTaxon != null){
 103                             if (!actualTaxon.getTaxonNodes().isEmpty() && actualTaxon.getTaxonNodes().size() ==1){
 104                                 classification = actualTaxon.getTaxonNodes().iterator().next().getClassification();
 105                             }
 106                         }
 107                         TaxonNode newAcceptedTaxonNode = TaxonNodeSelectionDialog.select(HandlerUtil.getActiveShell(event),
 108                                         editor.getConversationHolder(),
 109                                         "Choose the accepted taxon",
 110                                         excludeTaxa,
 111                                         null,classification
 112                                         );
 113                         if (newAcceptedTaxonNode != null){
 114                         Taxon targetTaxon = newAcceptedTaxonNode.getTaxon();
 115
 116                         if(targetTaxon == null){
 117                                 // canceled
 118                                 return null;
 119                         }
 120                         newAcceptedTaxonNodeUuid = newAcceptedTaxonNode.getUuid();
 121                         TaxonDescription targetDescription = TaxonDescription.NewInstance(targetTaxon);
 122                         String moveMessage = String.format("Elements moved from %s", EditorUtil.getActiveMultiPageTaxonEditor().getTaxon());
 123                         targetDescription.setTitleCache(moveMessage, true);
 124                         Annotation annotation = Annotation.NewInstance(moveMessage, Language.getDefaultLanguage());
 125                         annotation.setAnnotationType(AnnotationType.TECHNICAL());
 126                         targetDescription.addAnnotation(annotation);
 127
 128                         try {
 129                                 AbstractPostOperation operation = new MoveDescriptionElementsOperation(
 130                                                 event.getCommand().getName(), EditorUtil.getUndoContext(),
 131                                                 targetDescription, elements, false, this);
 132
 133                                 EditorUtil.executeOperation(operation);
 134
 135                                 //CdmStore.getService(ITaxonService.class).saveOrUpdate(targetTaxon);
 136
 137                         } catch (NotDefinedException e) {
 138                                 MessagingUtils.error(getClass(), e);
 139                         }
 140                         }
 141                 }
 142
 143                 return null;
 144         }
 145
 146         /* (non-Javadoc)
 147          * @see eu.etaxonomy.taxeditor.operations.IPostOperationEnabled#postOperation(eu.etaxonomy.cdm.model.common.CdmBase)
 148          */
 149         /** {@inheritDoc} */
 150         @Override
 151     public boolean postOperation(CdmBase objectAffectedByOperation) {
 152
 153                 editor.getConversationHolder().bind();
 154                 editor.getConversationHolder().commit(true);
 155                 Display.getDefault().asyncExec(new Runnable(){
 156
 157             @Override
 158             public void run() {
 159                                 //AbstractUtility.close(editor.getMultiPageTaxonEditor());
 160
 161                                 try {
 162                                         MultiPageTaxonEditor possibleOpenEditor = (MultiPageTaxonEditor) EditorUtil.findEditorByTaxonNodeUuid(newAcceptedTaxonNodeUuid);
 163                                         if(possibleOpenEditor != null){
 164                                                 AbstractUtility.close(possibleOpenEditor);
 165                                         }
 166                                         EditorUtil.openTaxonNode(newAcceptedTaxonNodeUuid);
 167                                 } catch (PartInitException e) {
 168                                         MessagingUtils.error(this.getClass(), e);
 169                                         throw new RuntimeException(e);
 170                                 } catch (Exception e) {
 171                                         MessagingUtils.warningDialog("Could not create Taxon", this, e.getMessage());
 172                                 }
 173                         }
 174
 175                 });
 176
 177
 178                 return true;
 179         }
 180
 181         @Override
 182         public boolean onComplete() {
 183                 // TODO Auto-generated method stub
 184                 return false;
 185         }
 186
 187 }