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.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.ui.dialog.selection.TaxonNodeSelectionDialog;
  42
  43 /**
  44  * <p>ChangeSynonymToAcceptedTaxonHandler class.</p>
  45  *
  46  * @author n.hoffmann
  47  * @created 21.04.2009
  48  * @version 1.0
  49  */
  50 public class ChangeSynonymToAcceptedTaxonHandler extends AbstractHandler implements IPostOperationEnabled {
  51         private static final Logger logger = Logger
  52                         .getLogger(ChangeSynonymToAcceptedTaxonHandler.class);
  53         private MultiPageTaxonEditor editor;
  54
  55         /* (non-Javadoc)
  56          * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
  57          */
  58         /** {@inheritDoc} */
  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 = null;
  89
  90                 TaxonNode newParentNode = TaxonNodeSelectionDialog.select(HandlerUtil.getActiveShell(event), editor.getConversationHolder(), "Select parent", excludeTaxa, null, null);
  91
  92                 if(newParentNode != null){
  93
  94                         // TODO get synonyms from homotypical group and add them as homotypic synonyms to new accepted taxon
  95                         // apply confirmation dialog
  96                         HomotypicalGroup group = synonym.getHomotypicGroup();
  97                         Set<TaxonNameBase> namesInGroup = group.getTypifiedNames();
  98                         // FIXME with this implementation we can not create a taxonNode that is a direct child of the classification node
  99                         AbstractPostOperation operation = new ChangeSynonymToAcceptedTaxonOperation("Change synonym to accepted taxon", EditorUtil.getUndoContext(),
 100                                         taxon, newParentNode, synonym, namesInGroup, this, editor); //$NON-NLS-1$
 101                         EditorUtil.executeOperation(operation);
 102                 }
 103
 104                 return null;
 105         }
 106
 107         /* (non-Javadoc)
 108          * @see eu.etaxonomy.taxeditor.operations.IPostOperationEnabled#postOperation(eu.etaxonomy.cdm.model.common.CdmBase)
 109          */
 110         /** {@inheritDoc} */
 111         public boolean postOperation(CdmBase objectAffectedByOperation) {
 112
 113                 // Redraw existing editor
 114                 ((IPostOperationEnabled) editor).postOperation(null);
 115
 116                 editor.doSave(EditorUtil.getMonitor());
 117
 118                 if (objectAffectedByOperation instanceof TaxonNode) {
 119
 120                         // Open new unsaved editor with existing taxon's parent as temporary parent
 121                         TaxonNode newNode = (TaxonNode) objectAffectedByOperation;
 122 //                      TaxonNode newNode = parentNode.addChild(newTaxon);
 123
 124                         try {
 125                                 // TODO
 126                                 /*
 127                                  * This doesn't work b/c newNode hasn't been committed yet, and therefore
 128                                  *  CdmStore.getTaxonService().getTaxonNodeByUuid(taxonNodeUuid);
 129                                  *  doesn't work yet.
 130                                  */
 131                                 EditorUtil.openTaxonNode(newNode.getUuid());
 132
 133                         } catch (PartInitException e) {
 134                                 // TODO Auto-generated catch block
 135                                 e.printStackTrace();
 136                         } catch (Exception e) {
 137                                 MessagingUtils.warningDialog("Could not create Taxon", this, e.getMessage());
 138                         }
 139                 }
 140                 return true;
 141         }
 142
 143         /**
 144          * <p>onComplete</p>
 145          *
 146          * @return a boolean.
 147          */
 148         public boolean onComplete() {
 149                 // TODO Auto-generated method stub
 150                 return false;
 151         }
 152 }