GalleryDeleteMediaDataProcess.java
/*
* Copyright (C) 2000 - 2024 Silverpeas
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* As a special exception to the terms and conditions of version 3.0 of
* the GPL, you may redistribute this Program in connection with Free/Libre
* Open Source Software ("FLOSS") applications as described in Silverpeas's
* FLOSS exception. You should have received a copy of the text describing
* the FLOSS exception, and it is also available here:
* "http://www.silverpeas.org/docs/core/legal/floss_exception.html"
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.silverpeas.components.gallery.process.media;
import org.silverpeas.components.gallery.dao.MediaDAO;
import org.silverpeas.components.gallery.model.AlbumMedia;
import org.silverpeas.components.gallery.model.GalleryRuntimeException;
import org.silverpeas.components.gallery.model.Media;
import org.silverpeas.components.gallery.model.MediaPK;
import org.silverpeas.components.gallery.notification.AlbumMediaEventNotifier;
import org.silverpeas.components.gallery.process.AbstractGalleryDataProcess;
import org.silverpeas.core.ResourceReference;
import org.silverpeas.core.comment.service.CommentServiceProvider;
import org.silverpeas.core.contribution.content.form.DataRecord;
import org.silverpeas.core.contribution.content.form.FormException;
import org.silverpeas.core.contribution.content.form.RecordSet;
import org.silverpeas.core.contribution.template.publication.PublicationTemplate;
import org.silverpeas.core.contribution.template.publication.PublicationTemplateException;
import org.silverpeas.core.notification.system.ResourceEvent;
import org.silverpeas.core.process.management.ProcessExecutionContext;
import org.silverpeas.core.process.session.ProcessSession;
import java.util.Collection;
import static org.silverpeas.kernel.util.StringUtil.isDefined;
/**
* Process to delete a media from Database
* @author Yohann Chastagnier
*/
public class GalleryDeleteMediaDataProcess extends AbstractGalleryDataProcess {
private Collection<String> albumIds;
/**
* Default hidden constructor
* @param media
*/
protected GalleryDeleteMediaDataProcess(final Media media) {
super(media);
}
/**
* Gets an instance
* @param media
* @return
*/
public static GalleryDeleteMediaDataProcess getInstance(final Media media) {
return new GalleryDeleteMediaDataProcess(media);
}
/*
* (non-Javadoc)
*
* AbstractGalleryDataProcess#processData(com.silverpeas.gallery
* .process.GalleryProcessExecutionContext, ProcessSession)
*/
@Override
protected void processData(final ProcessExecutionContext context,
final ProcessSession session) throws Exception {
// Gets the albums
albumIds = MediaDAO.getAlbumIdsOf(getMedia());
// Deletes the media
MediaDAO.deleteMedia(getMedia());
// Delete form data
removeXMLContentOfMedia(getMedia().getId(), context);
// Supprimer les commentaires
final MediaPK mediaPK = getMedia().getMediaPK();
CommentServiceProvider.getCommentService()
.deleteAllCommentsOnResource(getMedia().getContributionType(),
new ResourceReference(mediaPK));
// Supprime le silverObject correspond
getGalleryContentManager().deleteSilverContent(getMedia());
}
/**
* Centralized processing
* @param mediaId
* @param context
*/
private void removeXMLContentOfMedia(final String mediaId,
final ProcessExecutionContext context) {
try {
final String xmlFormName = getXMLFormName(context);
if (isDefined(xmlFormName)) {
final String xmlFormShortName =
xmlFormName.substring(xmlFormName.indexOf('/') + 1, xmlFormName.indexOf('.'));
final PublicationTemplate pubTemplate =
getPublicationTemplateManager().getPublicationTemplate(
context.getComponentInstanceId() + ":" + xmlFormShortName);
final RecordSet set = pubTemplate.getRecordSet();
final DataRecord data = set.getRecord(mediaId);
if (data != null) {
set.delete(data.getId());
}
}
} catch (final PublicationTemplateException | FormException e) {
throw new GalleryRuntimeException(e);
}
}
@Override
public void onSuccessful() throws Exception {
super.onSuccessful();
final AlbumMediaEventNotifier notifier = AlbumMediaEventNotifier.get();
for (final String albumId : albumIds) {
notifier.notifyEventOn(ResourceEvent.Type.DELETION, new AlbumMedia(albumId, getMedia()));
}
}
}