org.kalypso.model.wspm.pdb.wspm.CheckinDocumentWorker.java Source code

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Here is the source code for org.kalypso.model.wspm.pdb.wspm.CheckinDocumentWorker.java

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/** This file is part of Kalypso
 *
 *  Copyright (c) 2012 by
 *
 *  Bjrnsen Beratende Ingenieure GmbH, Koblenz, Germany (Bjoernsen Consulting Engineers), http://www.bjoernsen.de
 *  Technische Universitt Hamburg-Harburg, Institut fr Wasserbau, Hamburg, Germany
 *  (Technical University Hamburg-Harburg, Institute of River and Coastal Engineering), http://www.tu-harburg.de/wb/
 *
 *  Kalypso is free software: you can redistribute it and/or modify it under the terms
 *  of the GNU Lesser General Public License (LGPL) as published by the Free Software
 *  Foundation, either version 3 of the License, or (at your option) any later version.
 *
 *  Kalypso is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 *  warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with Kalypso.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.kalypso.model.wspm.pdb.wspm;

import java.net.URI;

import javax.activation.MimeType;

import org.apache.commons.io.FilenameUtils;
import org.eclipse.core.runtime.URIUtil;
import org.hibernate.Session;
import org.kalypso.model.wspm.core.gml.IProfileFeature;
import org.kalypso.model.wspm.pdb.db.mapping.CrossSection;
import org.kalypso.model.wspm.pdb.db.mapping.Document;
import org.kalypso.model.wspm.pdb.db.mapping.State;
import org.kalypso.model.wspm.tuhh.core.gml.TuhhReach;
import org.kalypsodeegree.model.feature.IFeatureBindingCollection;
import org.kalypsodeegree.model.geometry.GM_Exception;
import org.kalypsodeegree.model.geometry.GM_Object;
import org.kalypsodeegree.model.geometry.GM_Point;
import org.kalypsodeegree_impl.gml.binding.commons.Image;
import org.kalypsodeegree_impl.model.geometry.JTSAdapter;

/**
 * @author Holger Albert
 */
public class CheckinDocumentWorker {
    private final URI m_documentBase;

    public CheckinDocumentWorker(final URI documentBase) {
        m_documentBase = documentBase;
    }

    public void createDocuments(final Session session, final State state, final TuhhReach reach) {
        if (state == null || reach == null)
            return;

        final IFeatureBindingCollection<Image> images = reach.getImages();
        for (final Image image : images) {
            final MimeType mimeType = image.getMimeType();
            final URI uri = image.getUri();

            final Document document = new Document();
            document.setCreationDate(state.getCreationDate());
            document.setDescription(image.getDescription());
            document.setEditingDate(state.getEditingDate());
            document.setEditingUser(state.getEditingUser());
            document.setFilename(asFilename(uri));
            document.setLocation(asPoint(image.getLocation()));
            document.setMeasurementDate(state.getMeasurementDate()); // bad, should come from image
            document.setMimetype(mimeType == null ? null : mimeType.toString());
            document.setName(asName(uri));
            // document.setShotdirection( null );
            // document.setViewangle( null );

            // REMARK: we set cross section + water body to null here: this is a state document!
            // I.e. if the state is removed, also this document will be destroyed which is ok.
            document.setCrossSection(null);
            document.setState(state);
            document.setWaterBody(null);

            if (session != null)
                session.save(document);
        }
    }

    public void createDocuments(final Session session, final CrossSection section, final IProfileFeature profile) {
        if (section == null || profile == null)
            return;

        final IFeatureBindingCollection<Image> images = profile.getImages();
        for (final Image image : images) {
            final MimeType mimeType = image.getMimeType();
            final URI uri = image.getUri();

            final Document document = new Document();
            document.setCreationDate(section.getCreationDate());
            document.setDescription(image.getDescription());
            document.setEditingDate(section.getEditingDate());
            document.setEditingUser(section.getEditingUser());
            document.setFilename(asFilename(uri));
            document.setLocation(asPoint(image.getLocation()));
            document.setMeasurementDate(section.getMeasurementDate()); // bad, should come from image
            document.setMimetype(mimeType == null ? null : mimeType.toString());
            document.setName(asName(uri));
            // document.setShotdirection( null );
            // document.setViewangle( null );

            // REMARK: we set state + water body to null here: this is a profile document!
            // I.e. if the profile is removed, also this document will be destroyed which is ok.
            document.setCrossSection(section);
            document.setState(null);
            document.setWaterBody(null);

            if (session != null)
                session.save(document);
        }
    }

    private String asName(final URI uri) {
        if (uri == null)
            return "-"; //$NON-NLS-1$

        final String unencoded = URIUtil.toUnencodedString(uri);
        return FilenameUtils.getName(unencoded);
    }

    /**
     * Makes the absolute local uri relative to the document server
     */
    private String asFilename(final URI uri) {
        if (uri == null)
            return null;

        final String fullLocation = uri.toString();
        if (m_documentBase == null)
            return fullLocation;

        final URI relative = URIUtil.makeRelative(uri, m_documentBase);
        return URIUtil.toUnencodedString(relative);
    }

    private com.vividsolutions.jts.geom.Point asPoint(final GM_Object location) {
        if (location == null)
            return null;

        try {
            final GM_Point centroid = location.getCentroid();
            return (com.vividsolutions.jts.geom.Point) JTSAdapter.export(centroid);
        } catch (final GM_Exception e) {
            // will never happen
            e.printStackTrace();
            return null;
        }
    }
}