eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/name/handler/ChangeSynonymToAcceptedTaxonHandler.java

   1 /**
   2 * Copyright (C) 2007 EDIT
   3 * European Distributed Institute of Taxonomy
   4 * http://www.e-taxonomy.eu
   5 *
   6 * The contents of this file are subject to the Mozilla Public License Version 1.1
   7 * See LICENSE.TXT at the top of this package for the full license terms.
   8 */
   9
  10 package eu.etaxonomy.taxeditor.editor.name.handler;
  11
  12 import java.util.ArrayList;
  13 import java.util.List;
  14 import java.util.Set;
  15 import java.util.UUID;
  16
  17 import org.apache.log4j.Logger;
  18 import org.eclipse.core.commands.AbstractHandler;
  19 import org.eclipse.core.commands.ExecutionEvent;
  20 import org.eclipse.core.commands.ExecutionException;
  21 import org.eclipse.jface.viewers.StructuredSelection;
  22 import org.eclipse.swt.widgets.Shell;
  23 import org.eclipse.ui.IEditorInput;
  24 import org.eclipse.ui.PartInitException;
  25 import org.eclipse.ui.handlers.HandlerUtil;
  26
  27 import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;
  28 import eu.etaxonomy.cdm.model.common.CdmBase;
  29 import eu.etaxonomy.cdm.model.name.HomotypicalGroup;
  30 import eu.etaxonomy.cdm.model.name.TaxonNameBase;
  31 import eu.etaxonomy.cdm.model.taxon.Synonym;
  32 import eu.etaxonomy.cdm.model.taxon.Taxon;
  33 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  34 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  35 import eu.etaxonomy.taxeditor.editor.MultiPageTaxonEditor;
  36 import eu.etaxonomy.taxeditor.editor.TaxonEditorInput;
  37 import eu.etaxonomy.taxeditor.editor.name.operation.ChangeSynonymToAcceptedTaxonOperation;
  38 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  39 import eu.etaxonomy.taxeditor.operation.AbstractPostOperation;
  40 import eu.etaxonomy.taxeditor.operation.IPostOperationEnabled;
  41 import eu.etaxonomy.taxeditor.session.ICdmEntitySessionEnabled;
  42 import eu.etaxonomy.taxeditor.ui.dialog.selection.TaxonNodeSelectionDialog;
  43
  44 /**
  45  * <p>ChangeSynonymToAcceptedTaxonHandler class.</p>
  46  *
  47  * @author n.hoffmann
  48  * @created 21.04.2009
  49  * @version 1.0
  50  */
  51 public class ChangeSynonymToAcceptedTaxonHandler extends AbstractHandler implements IPostOperationEnabled {
  52         private static final Logger logger = Logger
  53                         .getLogger(ChangeSynonymToAcceptedTaxonHandler.class);
  54         private MultiPageTaxonEditor editor;
  55
  56         /** {@inheritDoc} */
  57         @Override
  58     public Object execute(ExecutionEvent event) throws ExecutionException {
  59                 editor =  (MultiPageTaxonEditor) HandlerUtil.getActiveEditor(event);
  60                 Shell shell = HandlerUtil.getActiveShell(event);
  61                 IEditorInput input = editor.getEditorInput();
  62
  63                 if (!(input instanceof TaxonEditorInput)) {
  64                         logger.error("Editor input is not TaxonEditorInput");
  65                         return null;
  66                 }
  67
  68                 // Get synonym from selection
  69                 StructuredSelection selection = (StructuredSelection) HandlerUtil.getCurrentSelection(event);
  70                 if (!(selection.getFirstElement() instanceof Synonym)) {
  71                         logger.error("Selection does not contain a Synonym");
  72                         return null;
  73                 }
  74
  75                 Synonym synonym = (Synonym) selection.getFirstElement();
  76
  77                 // Force user to save taxon - not really necessary though, is it?
  78                 if (!EditorUtil.forceUserSave(editor, shell)) {
  79                         return null;
  80                 }
  81
  82                 // Get taxon
  83                 Taxon taxon = ((TaxonEditorInput) input).getTaxon();
  84
  85                 TaxonNode parentNode = (TaxonNode) HibernateProxyHelper.deproxy(((TaxonEditorInput) input).getTaxonNode().getParent());
  86
  87                 List<UUID> excludeTaxa = new ArrayList<UUID>();
  88                 //excludeTaxa.add(taxon.getUuid());//there are some cases where the accepted taxon should be the parent of the new created accepted taxon
  89
  90                 TaxonNode newParentNode = TaxonNodeSelectionDialog.select(HandlerUtil.getActiveShell(event), editor.getConversationHolder(), "Select parent", null, null, ((TaxonEditorInput) input).getTaxonNode().getClassification());
  91
  92
  93                 if(newParentNode != null){
  94
  95                         // TODO get synonyms from homotypical group and add them as homotypic synonyms to new accepted taxon
  96                         // apply confirmation dialog
  97                         HomotypicalGroup group = synonym.getHomotypicGroup();
  98                         Set<TaxonNameBase> namesInGroup = group.getTypifiedNames();
  99                         // FIXME with this implementation we can not create a taxonNode that is a direct child of the classification node
 100                         AbstractPostOperation operation = new ChangeSynonymToAcceptedTaxonOperation("Change synonym to accepted taxon", EditorUtil.getUndoContext(),
 101                                         taxon, newParentNode, synonym, namesInGroup, this, editor, (ICdmEntitySessionEnabled)editor.getEditorInput()); //$NON-NLS-1$
 102
 103                         EditorUtil.executeOperation(operation);
 104                 }
 105
 106                 return null;
 107         }
 108
 109         /* (non-Javadoc)
 110          * @see eu.etaxonomy.taxeditor.operations.IPostOperationEnabled#postOperation(eu.etaxonomy.cdm.model.common.CdmBase)
 111          */
 112         /** {@inheritDoc} */
 113         @Override
 114     public boolean postOperation(CdmBase objectAffectedByOperation) {
 115
 116                 // Redraw existing editor
 117                 ((IPostOperationEnabled) editor).postOperation(null);
 118
 119                 editor.doSave(EditorUtil.getMonitor());
 120
 121                 if (objectAffectedByOperation instanceof TaxonNode) {
 122
 123                         // Open new unsaved editor with existing taxon's parent as temporary parent
 124                         TaxonNode newNode = (TaxonNode) objectAffectedByOperation;
 125 //                      TaxonNode newNode = parentNode.addChild(newTaxon);
 126
 127                         try {
 128                                 // TODO
 129                                 /*
 130                                  * This doesn't work b/c newNode hasn't been committed yet, and therefore
 131                                  *  CdmStore.getTaxonService().getTaxonNodeByUuid(taxonNodeUuid);
 132                                  *  doesn't work yet.
 133                                  */
 134                                 EditorUtil.openTaxonNode(newNode.getUuid());
 135
 136                         } catch (PartInitException e) {
 137                                 // TODO Auto-generated catch block
 138                                 e.printStackTrace();
 139                         } catch (Exception e) {
 140                                 MessagingUtils.warningDialog("Could not create Taxon", this, e.getMessage());
 141                         }
 142                 }
 143                 return true;
 144         }
 145
 146         /**
 147          * <p>onComplete</p>
 148          *
 149          * @return a boolean.
 150          */
 151         @Override
 152     public boolean onComplete() {
 153                 // TODO Auto-generated method stub
 154                 return false;
 155         }
 156 }