EDIT

/**

* Copyright (C) 2007 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.cdm.io.dwca.out;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.io.PrintWriter;

import java.io.UnsupportedEncodingException;

import java.util.Set;

import org.apache.logging.log4j.LogManager;import org.apache.logging.log4j.Logger;

import eu.etaxonomy.cdm.model.common.CdmBase;

import eu.etaxonomy.cdm.model.common.Language;

import eu.etaxonomy.cdm.model.common.LanguageString;

import eu.etaxonomy.cdm.model.description.DescriptionBase;

import eu.etaxonomy.cdm.model.description.DescriptionElementBase;

import eu.etaxonomy.cdm.model.media.Media;

import eu.etaxonomy.cdm.model.media.MediaRepresentation;

import eu.etaxonomy.cdm.model.media.MediaRepresentationPart;

import eu.etaxonomy.cdm.model.taxon.Taxon;

import eu.etaxonomy.cdm.model.taxon.TaxonNode;

/**

 * @author a.mueller

 * @since 20.04.2011

 */

public class DwcaImageExport extends DwcaDataExportBase {

    private static final long serialVersionUID = -4997807762779037215L;

    private static final Logger logger = LogManager.getLogger(DwcaImageExport.class);

	private static final String ROW_TYPE = "http://rs.gbif.org/terms/1.0/Image";

	protected static final String fileName = "images.txt";

    private DwcaMetaDataRecord metaRecord;

	/**

	 * Constructor

	 */

	public DwcaImageExport(DwcaTaxExportState state) {

		super();

		this.ioName = this.getClass().getSimpleName();

        metaRecord = new DwcaMetaDataRecord(! IS_CORE, fileName, ROW_TYPE);

        state.addMetaRecord(metaRecord);

        file = DwcaTaxExportFile.IMAGE;

	}

    @Override

    protected void doInvoke(DwcaTaxExportState state){}

    /**

     * @param state

     * @param node

     * @throws IOException

     * @throws FileNotFoundException

     * @throws UnsupportedEncodingException

     */

    @Override

    protected void handleTaxonNode(DwcaTaxExportState state, TaxonNode node)

            throws IOException, FileNotFoundException, UnsupportedEncodingException {

        try {

            DwcaTaxExportConfigurator config = state.getConfig();

            Taxon taxon = CdmBase.deproxy(node.getTaxon());

            Set<? extends DescriptionBase<?>> descriptions = taxon.getDescriptions();

            for (DescriptionBase<?> description : descriptions){

            	for (DescriptionElementBase o : description.getElements()){

            		DescriptionElementBase el = CdmBase.deproxy(o);

            		if (el.getMedia().size() > 0){

            			for (Media media: el.getMedia()){

            				for (MediaRepresentation repr : media.getRepresentations()){

            					for (MediaRepresentationPart part : repr.getParts()){

            						if (! state.recordExists(file, part)){

            							DwcaImageRecord record = new DwcaImageRecord(metaRecord, config);

            							handleMedia(state, record, media, repr, part, taxon);

            							PrintWriter writer = createPrintWriter(state, file);

            				            record.write(state, writer);

            							state.addExistingRecord(file,part);

            						}

            					}

            				}

            			}

            		}

            	}

            }

        } catch (Exception e) {

            String message = "Unexpected exception: " + e.getMessage();

            state.getResult().addException(e, message);

        }finally{

            flushWriter(state, file);

        }

    }

	private void handleMedia(DwcaTaxExportState state, DwcaImageRecord record, Media media, MediaRepresentation repr, MediaRepresentationPart part, Taxon taxon) {

		record.setId(taxon.getId());

		record.setUuid(taxon.getUuid());

		if (part.getUri() == null){

			String message = "No uri available for media ("+media.getId()+"). URI is required field. Taxon: " + this.getTaxonLogString(taxon);

			state.getResult().addWarning(message);

		}

		record.setIdentifier(part.getUri());

		record.setTitle(media.getTitleCache());

		//TODO description if default language description is not available

		LanguageString description = media.getDescription(Language.DEFAULT());

		record.setDescription(description == null ? null: description.getText());

		//TODO missing

		record.setSpatial(null);

		//TODO missing

		record.setCoordinates(null);

		record.setFormat(repr.getMimeType());

		//FIXME missing ??

		record.setLicense(media.getRights());

		record.setCreated(media.getMediaCreated());

		record.setCreator(media.getArtist());

		//TODO missing

		record.setContributor(null);

		//TODO missing

		record.setPublisher(null);

		//TODO missing

		record.setAudience(null);

	}

	@Override

	protected boolean doCheck(DwcaTaxExportState state) {

		boolean result = true;

		logger.warn("No check implemented for " + this.ioName);

		return result;

	}

	@Override

	public boolean isIgnore(DwcaTaxExportState state) {

		return ! state.getConfig().isDoImages();

	}

}