eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/section/feature/FeatureDistributionDetailElement.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.ui.section.feature;
  11
  12 import java.net.URISyntaxException;
  13 import java.util.Arrays;
  14 import java.util.List;
  15 import java.util.Map;
  16
  17 import org.eclipse.swt.SWT;
  18 import org.eclipse.swt.widgets.Label;
  19
  20 import eu.etaxonomy.cdm.api.service.geo.IDistributionService;
  21 import eu.etaxonomy.cdm.common.URI;
  22 import eu.etaxonomy.cdm.common.UriUtils;
  23 import eu.etaxonomy.cdm.model.common.Language;
  24 import eu.etaxonomy.cdm.model.description.DescriptionElementBase;
  25 import eu.etaxonomy.cdm.model.description.PresenceAbsenceTerm;
  26 import eu.etaxonomy.cdm.model.description.TaxonDescription;
  27 import eu.etaxonomy.cdm.model.metadata.PreferencePredicate;
  28 import eu.etaxonomy.taxeditor.model.FeatureNodeContainer;
  29 import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
  30 import eu.etaxonomy.taxeditor.store.CdmStore;
  31 import eu.etaxonomy.taxeditor.ui.element.BrowserElement;
  32 import eu.etaxonomy.taxeditor.ui.element.CdmFormFactory;
  33 import eu.etaxonomy.taxeditor.ui.element.ICdmFormElement;
  34 import eu.etaxonomy.taxeditor.ui.element.LayoutConstants;
  35 import eu.etaxonomy.taxeditor.ui.section.AbstractCdmDetailElement;
  36
  37 /**
  38  * <p>FeatureDistributionDetailElement class.</p>
  39  *
  40  * @author n.hoffmann
  41  * @created Sep 23, 2010
  42  */
  43 public class FeatureDistributionDetailElement extends AbstractCdmDetailElement<FeatureNodeContainer> {
  44
  45         private BrowserElement image;
  46
  47         /**
  48          * <p>Constructor for FeatureDistributionDetailElement.</p>
  49          *
  50          * @param formFactory a {@link eu.etaxonomy.taxeditor.ui.element.CdmFormFactory} object.
  51          * @param formElement a {@link eu.etaxonomy.taxeditor.ui.element.ICdmFormElement} object.
  52          */
  53         public FeatureDistributionDetailElement(CdmFormFactory formFactory,
  54                         ICdmFormElement formElement) {
  55                 super(formFactory, formElement);
  56         }
  57
  58         @Override
  59         protected void createControls(ICdmFormElement formElement, FeatureNodeContainer entity,
  60                         int style) {
  61                 String serviceUriString = PreferencesUtil.getStringValue(PreferencePredicate.EditMapServiceAccessPoint.getKey());
  62                 String message = null;
  63                 try {
  64                         URI serviceUri = new URI(serviceUriString);
  65                         if(UriUtils.isServiceAvailable(serviceUri, 500)){
  66                                 image = formFactory.createBrowserElement(formElement, null, style);
  67                                 // FIXME : This is a temporary workaround which ic
  68                                 //         waiting for #5357 to be fixed
  69                                 if(!isUnsavedDistribution(getEntity())) {
  70                                     String mapUriString = getMapUriString(getEntity());
  71                                     image.setImageUriString(mapUriString);
  72                                     message = mapUriString;
  73                                 }
  74                                 formElement.getLayoutComposite().layout();
  75
  76                                 return;
  77                         } else {
  78                                 message = String.format("The service is not available: %s", serviceUriString);
  79                         }
  80                 } catch (URISyntaxException e) {
  81                         message = String.format("The URI has problems: %s", serviceUriString);
  82                 }
  83
  84                 Label label = formFactory.createLabel(getLayoutComposite(), message, SWT.WRAP);
  85                 addControl(label);
  86                 label.setLayoutData(LayoutConstants.FILL(2, 1));
  87         }
  88
  89         @Override
  90         public void handleEvent(Object eventSource) {
  91                 //
  92         }
  93
  94         private String getMapUriString(FeatureNodeContainer container){
  95                 String accessPoint = PreferencesUtil.getMapServiceAccessPoint();
  96                 Map<PresenceAbsenceTerm, java.awt.Color> presenceAbsenceTermColors = null;
  97                 // FIXME due to a bug in the rest map service we have to ensure that width will always be an even number
  98                 // image.calculateWidth() % 2 == 1 ? image.calculateWidth() + 1 :
  99                 int width = image.calculateWidth();
 100
 101                 List<Language> languages = Arrays.asList(new Language[]{CdmStore.getDefaultLanguage()});
 102                 IDistributionService distributionService = CdmStore.getCurrentApplicationConfiguration().getDistributionService();
 103                 boolean includeUnpublished = true;
 104
 105                 String parameter = distributionService.getDistributionServiceRequestParameterString(
 106                                 getTaxonDescriptions(),
 107                 false,
 108                 false,
 109                 null,
 110                 presenceAbsenceTermColors,
 111                 languages,
 112                 includeUnpublished);
 113
 114                 String mapUriString = String.format("%s?%s&ms=1000&bbox=-180,-90,180,90&l=earth", accessPoint, parameter);
 115                 return mapUriString;
 116         }
 117
 118         private List<TaxonDescription> getTaxonDescriptions() {
 119                 return Arrays.asList(((TaxonDescription) getEntity().getDescription()).getTaxon().getDescriptions().toArray(new TaxonDescription[0]));
 120         }
 121
 122         private boolean isUnsavedDistribution(FeatureNodeContainer container) {
 123             for(DescriptionElementBase dist : container.getDescriptionElements()) {
 124                 if(dist.getId() == 0) {
 125                     return true;
 126                 }
 127             }
 128             return false;
 129         }
 130
 131         @Override
 132         public void fillFields() {
 133                 String serviceUriString = PreferencesUtil.getStringValue(PreferencePredicate.EditMapServiceAccessPoint.getKey());
 134                 String message = null;
 135                 try {
 136                         URI serviceUri = new URI(serviceUriString);
 137                         if(UriUtils.isServiceAvailable(serviceUri, 500)){
 138 //                              image = formFactory.createBrowserElement(formElement, null, style);
 139                                 // FIXME : This is a temporary workaround which ic
 140                                 //         waiting for #5357 to be fixed
 141                                 if(!isUnsavedDistribution(getEntity())) {
 142                                     String mapUriString = getMapUriString(getEntity());
 143                                     image.setImageUriString(mapUriString);
 144                                     message = mapUriString;
 145                                 }
 146                                 getParentElement().getLayoutComposite().layout();
 147
 148                                 return;
 149                         } else {
 150                                 message = String.format("The service is not available: %s", serviceUriString);
 151                         }
 152                 } catch (URISyntaxException e) {
 153                         message = String.format("The URI has problems: %s", serviceUriString);
 154                 }
 155
 156         }
 157
 158 }