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         /** {@inheritDoc} */
  58         @Override
  59     public Object execute(ExecutionEvent event) throws ExecutionException {
  60                 editor =  (MultiPageTaxonEditor) HandlerUtil.getActiveEditor(event);
  61                 Shell shell = HandlerUtil.getActiveShell(event);
  62                 IEditorInput input = editor.getEditorInput();
  63
  64                 if (!(input instanceof TaxonEditorInput)) {
  65                         logger.error("Editor input is not TaxonEditorInput");
  66                         return null;
  67                 }
  68
  69                 // Get synonym from selection
  70                 StructuredSelection selection = (StructuredSelection) HandlerUtil.getCurrentSelection(event);
  71                 if (!(selection.getFirstElement() instanceof Synonym)) {
  72                         logger.error("Selection does not contain a Synonym");
  73                         return null;
  74                 }
  75
  76                 Synonym synonym = (Synonym) selection.getFirstElement();
  77
  78                 // Force user to save taxon - not really necessary though, is it?
  79                 if (!EditorUtil.forceUserSave(editor, shell)) {
  80                         return null;
  81                 }
  82
  83                 // Get taxon
  84                 Taxon taxon = ((TaxonEditorInput) input).getTaxon();
  85
  86                 TaxonNode parentNode = (TaxonNode) HibernateProxyHelper.deproxy(((TaxonEditorInput) input).getTaxonNode().getParent());
  87
  88                 List<UUID> excludeTaxa = new ArrayList<UUID>();
  89                 //excludeTaxa.add(taxon.getUuid());//there are some cases where the accepted taxon should be the parent of the new created accepted taxon
  90
  91                 TaxonNode newParentNode = TaxonNodeSelectionDialog.select(HandlerUtil.getActiveShell(event), editor.getConversationHolder(), "Select parent", null, null, ((TaxonEditorInput) input).getTaxonNode().getClassification());
  92
  93
  94                 if(newParentNode != null){
  95
  96                         // TODO get synonyms from homotypical group and add them as homotypic synonyms to new accepted taxon
  97                         // apply confirmation dialog
  98                         HomotypicalGroup group = synonym.getHomotypicGroup();
  99                         Set<TaxonNameBase> namesInGroup = group.getTypifiedNames();
 100                         // FIXME with this implementation we can not create a taxonNode that is a direct child of the classification node
 101                         AbstractPostOperation operation = new ChangeSynonymToAcceptedTaxonOperation("Change synonym to accepted taxon", EditorUtil.getUndoContext(),
 102                                         taxon, newParentNode, synonym, namesInGroup, this, editor, (ICdmEntitySessionEnabled)editor.getEditorInput()); //$NON-NLS-1$
 103
 104                         EditorUtil.executeOperation(operation);
 105                 }
 106
 107                 return null;
 108         }
 109
 110         /* (non-Javadoc)
 111          * @see eu.etaxonomy.taxeditor.operations.IPostOperationEnabled#postOperation(eu.etaxonomy.cdm.model.common.CdmBase)
 112          */
 113         /** {@inheritDoc} */
 114         @Override
 115     public boolean postOperation(CdmBase objectAffectedByOperation) {
 116
 117                 // Redraw existing editor
 118                 ((IPostOperationEnabled) editor).postOperation(null);
 119
 120                 editor.doSave(EditorUtil.getMonitor());
 121
 122                 if (objectAffectedByOperation instanceof TaxonNode) {
 123
 124                         // Open new unsaved editor with existing taxon's parent as temporary parent
 125                         TaxonNode newNode = (TaxonNode) objectAffectedByOperation;
 126 //                      TaxonNode newNode = parentNode.addChild(newTaxon);
 127
 128                         try {
 129                                 // TODO
 130                                 /*
 131                                  * This doesn't work b/c newNode hasn't been committed yet, and therefore
 132                                  *  CdmStore.getTaxonService().getTaxonNodeByUuid(taxonNodeUuid);
 133                                  *  doesn't work yet.
 134                                  */
 135                                 EditorUtil.openTaxonNode(newNode.getUuid());
 136
 137                         } catch (PartInitException e) {
 138                                 // TODO Auto-generated catch block
 139                                 e.printStackTrace();
 140                         } catch (Exception e) {
 141                                 MessagingUtils.warningDialog("Could not create Taxon", this, e.getMessage());
 142                         }
 143                 }
 144                 return true;
 145         }
 146
 147         /**
 148          * <p>onComplete</p>
 149          *
 150          * @return a boolean.
 151          */
 152         @Override
 153     public boolean onComplete() {
 154                 // TODO Auto-generated method stub
 155                 return false;
 156         }
 157 }