eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/ui/section/media/MediaRepresentationElement.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.ui.section.media;
  12
  13 import java.io.IOException;
  14 import java.net.URI;
  15 import java.util.Collection;
  16
  17 import org.apache.commons.lang.StringUtils;
  18 import org.apache.http.HttpException;
  19 import org.eclipse.swt.events.SelectionListener;
  20
  21 import eu.etaxonomy.cdm.api.service.IMediaService;
  22 import eu.etaxonomy.cdm.common.mediaMetaData.ImageMetaData;
  23 import eu.etaxonomy.cdm.model.media.ImageFile;
  24 import eu.etaxonomy.cdm.model.media.MediaRepresentation;
  25 import eu.etaxonomy.cdm.model.media.MediaRepresentationPart;
  26 import eu.etaxonomy.taxeditor.store.CdmStore;
  27 import eu.etaxonomy.taxeditor.store.StoreUtil;
  28 import eu.etaxonomy.taxeditor.ui.forms.AbstractFormSection;
  29 import eu.etaxonomy.taxeditor.ui.forms.CdmFormFactory;
  30 import eu.etaxonomy.taxeditor.ui.forms.CdmFormFactory.EntityDetailType;
  31 import eu.etaxonomy.taxeditor.ui.forms.ICdmFormElement;
  32 import eu.etaxonomy.taxeditor.ui.forms.TextWithLabelElement;
  33 import eu.etaxonomy.taxeditor.ui.section.AbstractEntityCollectionElement;
  34
  35 /**
  36  * <p>MediaRepresentationElement class.</p>
  37  *
  38  * @author n.hoffmann
  39  * @created Mar 24, 2010
  40  * @version 1.0
  41  */
  42 public class MediaRepresentationElement extends AbstractEntityCollectionElement<MediaRepresentation> {
  43
  44         private MediaRepresentationPartSection section_mediaRepresentationPart;
  45         private TextWithLabelElement text_mimeType;
  46         private TextWithLabelElement text_suffix;
  47
  48         /**
  49          * <p>Constructor for MediaRepresentationElement.</p>
  50          *
  51          * @param cdmFormFactory a {@link eu.etaxonomy.taxeditor.ui.forms.CdmFormFactory} object.
  52          * @param section a {@link eu.etaxonomy.taxeditor.ui.forms.AbstractFormSection} object.
  53          * @param element a {@link eu.etaxonomy.cdm.model.media.MediaRepresentation} object.
  54          * @param removeListener a {@link org.eclipse.swt.events.SelectionListener} object.
  55          * @param style a int.
  56          */
  57         public MediaRepresentationElement(CdmFormFactory cdmFormFactory,
  58                         AbstractFormSection section,
  59                         MediaRepresentation element, SelectionListener removeListener,
  60                         int style) {
  61                 super(cdmFormFactory, section, element, removeListener, null, style);
  62         }
  63
  64         /* (non-Javadoc)
  65          * @see eu.etaxonomy.taxeditor.forms.section.AbstractEntityCollectionElement#createControls(eu.etaxonomy.taxeditor.forms.ICdmFormElement, int)
  66          */
  67         /** {@inheritDoc} */
  68         @Override
  69         public void createControls(ICdmFormElement element, int style) {
  70                 text_mimeType = formFactory.createTextWithLabelElement(element, "Mime Type", null, style);
  71                 text_suffix = formFactory.createTextWithLabelElement(element, "Suffix", null, style);
  72                 section_mediaRepresentationPart = (MediaRepresentationPartSection) formFactory.createEntityDetailSection(EntityDetailType.MEDIAREPRESENTATIONPART, getConversationHolder(), element, style);
  73                 section_mediaRepresentationPart.setLayoutData(CdmFormFactory.FILL_HORIZONTALLY(2, 1));
  74         }
  75
  76         /** {@inheritDoc} */
  77         @Override
  78         public void setEntity(MediaRepresentation element) {
  79                 this.entity = element;
  80                 section_mediaRepresentationPart.setEntity(element);
  81                 text_mimeType.setText(element.getMimeType());
  82                 text_suffix.setText(element.getSuffix());
  83         }
  84
  85         /*
  86          * (non-Javadoc)
  87          * @see eu.etaxonomy.taxeditor.section.AbstractEntityCollectionElement#handleEvent(java.lang.Object)
  88          */
  89         /** {@inheritDoc} */
  90         @Override
  91         public void handleEvent(Object eventSource) {
  92                 if(eventSource == text_mimeType){
  93                         getEntity().setMimeType(text_mimeType.getText());
  94                 }
  95                 else if(eventSource == text_suffix){
  96                         getEntity().setSuffix(text_suffix.getText());
  97                 }
  98                 // FIXME HACK automatically set the mime type to the first mediaRepresentationPart's mimetype
  99                 else if(eventSource == section_mediaRepresentationPart){
 100                         Collection<MediaRepresentationPart> imageFileElements = section_mediaRepresentationPart.getCollection(section_mediaRepresentationPart.getEntity());
 101
 102                         MediaRepresentationPart mediaRepresentationPart = imageFileElements.iterator().next();
 103                         if(mediaRepresentationPart == null || !(mediaRepresentationPart instanceof ImageFile)){
 104                                 return;
 105                         }
 106                         ImageFile imageFile = (ImageFile) mediaRepresentationPart;
 107
 108                         URI uri = imageFile.getUri();
 109                         if(uri == null){
 110                                 return;
 111                         }
 112                         try {
 113                                 ImageMetaData imageInfo = CdmStore.getService(IMediaService.class).getImageInfo(uri, 10000);
 114                                 String mimeType = imageInfo.getMimeType();
 115                                 text_mimeType.setText(mimeType);
 116
 117
 118                         } catch (IOException e) {
 119                                 StoreUtil.error(getClass(), e);
 120                         } catch (HttpException e) {
 121                                 StoreUtil.error(getClass(), e);
 122                         }
 123                         String path = uri.getPath();
 124
 125                         String suffix = path.substring(StringUtils.lastIndexOf(path, '.')+1);
 126                         text_suffix.setText(suffix);
 127                 }
 128         }
 129
 130         private String getMimeType(URI uri){
 131                 return null;
 132         }
 133 }