GalleryUpdateMediaFileProcess.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.apache.commons.fileupload.FileItem;
import org.silverpeas.components.gallery.MediaUtil;
import org.silverpeas.components.gallery.Watermark;
import org.silverpeas.components.gallery.model.Media;
import org.silverpeas.components.gallery.process.AbstractGalleryFileProcess;
import org.silverpeas.core.process.io.file.FileHandler;
import org.silverpeas.core.process.management.ProcessExecutionContext;
import org.silverpeas.core.process.session.ProcessSession;
import org.silverpeas.kernel.util.StringUtil;
import org.silverpeas.kernel.logging.SilverLogger;
/**
* Process to update a media on file system
* @author Yohann Chastagnier
*/
public class GalleryUpdateMediaFileProcess extends AbstractGalleryFileProcess {
private final FileItem fileItem;
private final Watermark watermark;
/**
* Gets an instance
* @param media
* @param fileItem
* @param watermark
* @return
*/
public static GalleryUpdateMediaFileProcess getInstance(final Media media,
final FileItem fileItem, final Watermark watermark) {
return new GalleryUpdateMediaFileProcess(media, fileItem, watermark);
}
/**
* Default hidden constructor
* @param media
* @param fileItem
* @param watermark
*/
protected GalleryUpdateMediaFileProcess(final Media media, final FileItem fileItem,
final Watermark watermark) {
super(media);
this.fileItem = fileItem;
this.watermark = watermark;
}
/*
* (non-Javadoc)
* @see AbstractFileProcess#processFiles(org.silverpeas.process.
* management.ProcessExecutionContext, ProcessSession,
* FileHandler)
*/
@Override
public void processFiles(final ProcessExecutionContext context,
final ProcessSession session, final FileHandler fileHandler) throws Exception {
boolean hasBeenProcessed = false;
// Media
if (fileItem != null && !getMedia().getType().isStreaming()) {
final String name = fileItem.getName();
if (StringUtil.isDefined(name)) {
hasBeenProcessed = true;
// Deleting repository with old media
fileHandler.getHandledFile(Media.BASE_PATH, context.getComponentInstanceId(),
getMedia().getWorkspaceSubFolderName()).delete();
switch (getMedia().getType()) {
case Photo:
// Creating new images
MediaUtil.processPhoto(fileHandler, getMedia().getPhoto(), fileItem, watermark);
break;
case Video:
// Save new video
MediaUtil.processVideo(fileHandler, getMedia().getVideo(), fileItem);
break;
case Sound:
// Save new sound
MediaUtil.processSound(fileHandler, getMedia().getSound(), fileItem);
break;
default:
// In other cases, there is no file to manage.
break;
}
}
}
if (!getMedia().getType().isStreaming() && !hasBeenProcessed) {
SilverLogger.getLogger(this)
.warn(getMedia().getType().name() + " media type is never processed");
}
}
}