eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/name/handler/ChangeSynonymToAcceptedTaxonHandler.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.name.handler;
  12
  13 import java.util.ArrayList;
  14 import java.util.List;
  15 import java.util.Set;
  16 import java.util.UUID;
  17
  18 import org.apache.log4j.Logger;
  19 import org.eclipse.core.commands.AbstractHandler;
  20 import org.eclipse.core.commands.ExecutionEvent;
  21 import org.eclipse.core.commands.ExecutionException;
  22 import org.eclipse.jface.viewers.StructuredSelection;
  23 import org.eclipse.swt.widgets.Shell;
  24 import org.eclipse.ui.IEditorInput;
  25 import org.eclipse.ui.PartInitException;
  26 import org.eclipse.ui.handlers.HandlerUtil;
  27
  28 import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
  29 import eu.etaxonomy.cdm.model.common.CdmBase;
  30 import eu.etaxonomy.cdm.model.name.HomotypicalGroup;
  31 import eu.etaxonomy.cdm.model.name.TaxonNameBase;
  32 import eu.etaxonomy.cdm.model.taxon.Synonym;
  33 import eu.etaxonomy.cdm.model.taxon.Taxon;
  34 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  35 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  36 import eu.etaxonomy.taxeditor.editor.MultiPageTaxonEditor;
  37 import eu.etaxonomy.taxeditor.editor.TaxonEditorInput;
  38 import eu.etaxonomy.taxeditor.editor.name.operation.ChangeSynonymToAcceptedTaxonOperation;
  39 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  40 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  41 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  42 import eu.etaxonomy.taxeditor.session.ICdmEntitySessionEnabled;
  43 import eu.etaxonomy.taxeditor.ui.dialog.selection.TaxonNodeSelectionDialog;
  44
  45 /**
  46  * <p>ChangeSynonymToAcceptedTaxonHandler class.</p>
  47  *
  48  * @author n.hoffmann
  49  * @created 21.04.2009
  50  * @version 1.0
  51  */
  52 public class ChangeSynonymToAcceptedTaxonHandler extends AbstractHandler implements IPostOperationEnabled {
  53         private static final Logger logger = Logger
  54                         .getLogger(ChangeSynonymToAcceptedTaxonHandler.class);
  55         private MultiPageTaxonEditor editor;
  56
  57         /* (non-Javadoc)
  58          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  59          */
  60         /** {@inheritDoc} */
  61         @Override
  62     public Object execute(ExecutionEvent event) throws ExecutionException {
  63                 editor =  (MultiPageTaxonEditor) HandlerUtil.getActiveEditor(event);
  64                 Shell shell = HandlerUtil.getActiveShell(event);
  65                 IEditorInput input = editor.getEditorInput();
  66
  67                 if (!(input instanceof TaxonEditorInput)) {
  68                         logger.error("Editor input is not TaxonEditorInput");
  69                         return null;
  70                 }
  71
  72                 // Get synonym from selection
  73                 StructuredSelection selection = (StructuredSelection) HandlerUtil.getCurrentSelection(event);
  74                 if (!(selection.getFirstElement() instanceof Synonym)) {
  75                         logger.error("Selection does not contain a Synonym");
  76                         return null;
  77                 }
  78
  79                 Synonym synonym = (Synonym) selection.getFirstElement();
  80
  81                 // Force user to save taxon - not really necessary though, is it?
  82                 if (!EditorUtil.forceUserSave(editor, shell)) {
  83                         return null;
  84                 }
  85
  86                 // Get taxon
  87                 Taxon taxon = ((TaxonEditorInput) input).getTaxon();
  88
  89                 TaxonNode parentNode = (TaxonNode) HibernateProxyHelper.deproxy(((TaxonEditorInput) input).getTaxonNode().getParent());
  90
  91                 List<UUID> excludeTaxa = new ArrayList<UUID>();
  92                 //excludeTaxa.add(taxon.getUuid());//there are some cases where the accepted taxon should be the parent of the new created accepted taxon
  93
  94                 TaxonNode newParentNode = TaxonNodeSelectionDialog.select(HandlerUtil.getActiveShell(event), editor.getConversationHolder(), "Select parent", null, null, ((TaxonEditorInput) input).getTaxonNode().getClassification());
  95
  96
  97                 if(newParentNode != null){
  98
  99                         // TODO get synonyms from homotypical group and add them as homotypic synonyms to new accepted taxon
 100                         // apply confirmation dialog
 101                         HomotypicalGroup group = synonym.getHomotypicGroup();
 102                         Set<TaxonNameBase> namesInGroup = group.getTypifiedNames();
 103                         // FIXME with this implementation we can not create a taxonNode that is a direct child of the classification node
 104                         AbstractPostOperation operation = new ChangeSynonymToAcceptedTaxonOperation("Change synonym to accepted taxon", EditorUtil.getUndoContext(),
 105                                         taxon, newParentNode, synonym, namesInGroup, this, editor, (ICdmEntitySessionEnabled)editor.getEditorInput()); //$NON-NLS-1$
 106
 107                         EditorUtil.executeOperation(operation);
 108                 }
 109
 110                 return null;
 111         }
 112
 113         /* (non-Javadoc)
 114          * @see eu.etaxonomy.taxeditor.operations.IPostOperationEnabled#postOperation(eu.etaxonomy.cdm.model.common.CdmBase)
 115          */
 116         /** {@inheritDoc} */
 117         @Override
 118     public boolean postOperation(CdmBase objectAffectedByOperation) {
 119
 120                 // Redraw existing editor
 121                 ((IPostOperationEnabled) editor).postOperation(null);
 122
 123                 editor.doSave(EditorUtil.getMonitor());
 124
 125                 if (objectAffectedByOperation instanceof TaxonNode) {
 126
 127                         // Open new unsaved editor with existing taxon's parent as temporary parent
 128                         TaxonNode newNode = (TaxonNode) objectAffectedByOperation;
 129 //                      TaxonNode newNode = parentNode.addChild(newTaxon);
 130
 131                         try {
 132                                 // TODO
 133                                 /*
 134                                  * This doesn't work b/c newNode hasn't been committed yet, and therefore
 135                                  *  CdmStore.getTaxonService().getTaxonNodeByUuid(taxonNodeUuid);
 136                                  *  doesn't work yet.
 137                                  */
 138                                 EditorUtil.openTaxonNode(newNode.getUuid());
 139
 140                         } catch (PartInitException e) {
 141                                 // TODO Auto-generated catch block
 142                                 e.printStackTrace();
 143                         } catch (Exception e) {
 144                                 MessagingUtils.warningDialog("Could not create Taxon", this, e.getMessage());
 145                         }
 146                 }
 147                 return true;
 148         }
 149
 150         /**
 151          * <p>onComplete</p>
 152          *
 153          * @return a boolean.
 154          */
 155         @Override
 156     public boolean onComplete() {
 157                 // TODO Auto-generated method stub
 158                 return false;
 159         }
 160 }