/*
* Created on 06-Nov-2009
* Copyright (C) 2009 by Andrea Vacondio.
*
*
* This library is provided under dual licenses.
* You may choose the terms of the Lesser General Public License version 2.1 or the General Public License version 2
* License at your discretion.
*
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library 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 this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*
*
* This program is free software; you can redistribute it and/or modify it under the terms of the
* GNU General Public License as published by the Free Software Foundation;
* either version 2 of the License.
*
* 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 General Public License for more details.
* You should have received a copy of the GNU General Public License along with this program;
* if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.pdfsam.console.business.pdf.handlers;
import java.io.File;
import java.io.FileOutputStream;
import java.util.HashMap;
import org.apache.log4j.Logger;
import org.pdfsam.console.business.ConsoleServicesFacade;
import org.pdfsam.console.business.dto.commands.AbstractParsedCommand;
import org.pdfsam.console.business.dto.commands.DocumentInfoParsedCommand;
import org.pdfsam.console.business.pdf.handlers.interfaces.AbstractCmdExecutor;
import org.pdfsam.console.exceptions.console.ConsoleException;
import org.pdfsam.console.utils.FileUtility;
import com.lowagie.text.pdf.PdfName;
import com.lowagie.text.pdf.PdfReader;
import com.lowagie.text.pdf.PdfStamper;
import com.lowagie.text.pdf.RandomAccessFileOrArray;
/**
* Executor for the set document info command
* @author Andrea Vacondio
*/
public class DocumentInfoCmdExecutor extends AbstractCmdExecutor {
private static final Logger LOG = Logger.getLogger(DocumentInfoCmdExecutor.class.getPackage().getName());
private static final String TITLE = PdfName.decodeName(PdfName.TITLE.toString());
private static final String AUTHOR = PdfName.decodeName(PdfName.AUTHOR.toString());
private static final String SUBJECT = PdfName.decodeName(PdfName.SUBJECT.toString());
private static final String KEYWORDS = PdfName.decodeName(PdfName.KEYWORDS.toString());
private PdfReader pdfReader = null;
private PdfStamper pdfStamper = null;
public void execute(AbstractParsedCommand parsedCommand) throws ConsoleException {
if ((parsedCommand != null) && (parsedCommand instanceof DocumentInfoParsedCommand)) {
DocumentInfoParsedCommand inputCommand = (DocumentInfoParsedCommand) parsedCommand;
setPercentageOfWorkDone(0);
try {
File tmpFile = FileUtility.generateTmpFile(inputCommand.getOutputFile());
pdfReader = new PdfReader(new RandomAccessFileOrArray(inputCommand.getInputFile().getFile().getAbsolutePath()), inputCommand
.getInputFile().getPasswordBytes());
pdfReader.removeUnusedObjects();
pdfReader.consolidateNamedDestinations();
// version
LOG.debug("Creating a new document.");
Character pdfVersion = inputCommand.getOutputPdfVersion();
if (pdfVersion != null) {
pdfStamper = new PdfStamper(pdfReader, new FileOutputStream(tmpFile), inputCommand.getOutputPdfVersion().charValue());
} else {
pdfStamper = new PdfStamper(pdfReader, new FileOutputStream(tmpFile), pdfReader.getPdfVersion());
}
HashMap meta = pdfReader.getInfo();
meta.put("Creator", ConsoleServicesFacade.CREATOR);
if (inputCommand.getAuthor() != null) {
meta.put(AUTHOR, inputCommand.getAuthor());
}
if (inputCommand.getSubject() != null) {
meta.put(SUBJECT, inputCommand.getSubject());
}
if (inputCommand.getTitle() != null) {
meta.put(TITLE, inputCommand.getTitle());
}
if (inputCommand.getKeywords() != null) {
meta.put(KEYWORDS, inputCommand.getKeywords());
}
setCompressionSettingOnStamper(inputCommand, pdfStamper);
pdfStamper.setMoreInfo(meta);
pdfStamper.close();
pdfReader.close();
FileUtility.renameTemporaryFile(tmpFile, inputCommand.getOutputFile(), inputCommand.isOverwrite());
LOG.debug("File " + inputCommand.getOutputFile().getCanonicalPath() + " created.");
} catch (Exception e) {
throw new ConsoleException(e);
} finally {
setWorkCompleted();
}
} else {
throw new ConsoleException(ConsoleException.ERR_BAD_COMMAND);
}
}
public void clean(){
closePdfReader(pdfReader);
closePdfStamper(pdfStamper);
}
}