/**
* OpenKM, Open Document Management System (http://www.openkm.com)
* Copyright (c) 2006-2011 Paco Avila & Josep Llort
*
* No bytes were intentionally harmed during the development of this application.
*
* 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, or
* (at your option) any later version.
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package com.openkm.extension.servlet;
import java.awt.Color;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import org.apache.commons.io.IOUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import bsh.EvalError;
import com.lowagie.text.DocumentException;
import com.openkm.api.OKMDocument;
import com.openkm.bean.Document;
import com.openkm.core.AccessDeniedException;
import com.openkm.core.ConversionException;
import com.openkm.core.DatabaseException;
import com.openkm.core.FileSizeExceededException;
import com.openkm.core.ItemExistsException;
import com.openkm.core.LockException;
import com.openkm.core.PathNotFoundException;
import com.openkm.core.RepositoryException;
import com.openkm.core.UnsupportedMimeTypeException;
import com.openkm.core.UserQuotaExceededException;
import com.openkm.core.VersionException;
import com.openkm.core.VirusDetectedException;
import com.openkm.extension.core.ExtensionException;
import com.openkm.extension.dao.StampImageDAO;
import com.openkm.extension.dao.StampTextDAO;
import com.openkm.extension.dao.bean.StampImage;
import com.openkm.extension.dao.bean.StampText;
import com.openkm.frontend.client.OKMException;
import com.openkm.frontend.client.bean.extension.GWTStamp;
import com.openkm.frontend.client.contants.service.ErrorCode;
import com.openkm.frontend.client.service.extension.OKMStampService;
import com.openkm.jcr.JCRUtils;
import com.openkm.servlet.frontend.OKMRemoteServiceServlet;
import com.openkm.util.DocConverter;
import com.openkm.util.GWTUtil;
import com.openkm.util.PDFUtils;
import com.openkm.util.SecureStore;
/**
* StampServlet
*/
public class StampServlet extends OKMRemoteServiceServlet implements OKMStampService {
private static final long serialVersionUID = 1L;
private static Logger log = LoggerFactory.getLogger(StampServlet.class);
@Override
public List<GWTStamp> findAll() throws OKMException {
log.debug("findAll()");
List<GWTStamp> stampList = new ArrayList<GWTStamp>();
String remoteUser = getThreadLocalRequest().getRemoteUser();
try {
for (StampText stampText : StampTextDAO.findByUser(remoteUser)) {
stampList.add(GWTUtil.copy(stampText));
}
for (StampImage stampImage : StampImageDAO.findByUser(remoteUser)) {
stampList.add(GWTUtil.copy(stampImage));
}
} catch (DatabaseException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_Database), e.getMessage());
}
return stampList;
}
@Override
public void Stamp(int id, int type, String path) throws OKMException {
log.debug("Stamp({}, {})", new Object[] {(Object)id , (Object)type});
updateSessionManager();
File tmp = null;
File tmpPdf= null;
File tmpStampPdf = null;
try {
Document doc = OKMDocument.getInstance().getProperties(null, path);
tmp = File.createTempFile("okm", ".tmp");
tmpPdf = File.createTempFile("okm", ".pdf");
tmpStampPdf = File.createTempFile("okm", ".pdf");
FileOutputStream fos = null;
// Copying from repository to temporal file
if (doc.getMimeType().equals("application/pdf")) {
fos = new FileOutputStream(tmpPdf);
} else {
fos = new FileOutputStream(tmp);
}
InputStream is = OKMDocument.getInstance().getContent(null, path, false);
IOUtils.copy(is, fos);
fos.flush();
fos.close();
is.close();
// Convert from temporal file to temporal PDF (if needed)
if (!doc.getMimeType().equals("application/pdf")) {
DocConverter converter = DocConverter.getInstance();
if (doc.getMimeType().startsWith("image/")) {
converter.img2pdf(tmp, doc.getMimeType(), tmpPdf);
} else {
converter.doc2pdf(tmp, doc.getMimeType(), tmpPdf);
}
}
// Stamping pdf file
is = new FileInputStream(tmpPdf);
fos = new FileOutputStream(tmpStampPdf);
switch (type) {
case GWTStamp.STAMP_TEXT:
StampText st = StampTextDAO.findByPk(id);
PDFUtils.stampText(is, st.getText(), st.getLayer(), st.getOpacity(), st.getSize(),
Color.decode(st.getColor()), st.getRotation(), st.getAlign(), st.getExprX(),
st.getExprY(), fos);
break;
case GWTStamp.STAMP_IMAGE:
StampImage si = StampImageDAO.findByPk(id);
byte[] image = SecureStore.b64Decode(si.getImageContent());
PDFUtils.stampImage(is, image, si.getLayer(), si.getOpacity(), si.getExprX(),
si.getExprY(), fos);
break;
}
fos.close();
is.close();
is = new FileInputStream(tmpStampPdf);
// Upload document to repository if original is PDF we increment version otherwise create new file
if (!doc.getMimeType().equals("application/pdf")) {
Document newDoc = new Document();
String parentFld = JCRUtils.getParent(path);
String docName = JCRUtils.getName(path);
int idx = docName.lastIndexOf('.');
if (idx > 0) {
docName = docName.substring(0, idx);
}
newDoc.setPath(parentFld + "/" + docName + ".pdf");
OKMDocument.getInstance().create(null, newDoc, is);
} else {
OKMDocument.getInstance().checkout(null, path);
OKMDocument.getInstance().setContent(null, path, is);
OKMDocument.getInstance().checkin(null, path, "Stamped");
}
is.close();
} catch (DatabaseException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_Database), e.getMessage());
} catch (RepositoryException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_Repository), e.getMessage());
} catch (PathNotFoundException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_PathNotFound), e.getMessage());
} catch (IOException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_IO), e.getMessage());
} catch (NumberFormatException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_NumberFormat), e.getMessage());
} catch (DocumentException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_Document), e.getMessage());
} catch (EvalError e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_Eval), e.getMessage());
} catch (UnsupportedMimeTypeException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_UnsupportedMimeType), e.getMessage());
} catch (FileSizeExceededException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_FileSizeExceeded), e.getMessage());
} catch (UserQuotaExceededException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_QuotaExceed), e.getMessage());
} catch (VirusDetectedException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_Virus), e.getMessage());
} catch (ItemExistsException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_ItemExists), e.getMessage());
} catch (AccessDeniedException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_AccessDenied), e.getMessage());
} catch (LockException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_Lock), e.getMessage());
} catch (VersionException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_Version), e.getMessage());
} catch (ConversionException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_Conversion), e.getMessage());
} catch (ExtensionException e) {
log.error(e.getMessage(), e);
throw new OKMException(ErrorCode.get(ErrorCode.ORIGIN_OKMStampService, ErrorCode.CAUSE_Extension), e.getMessage());
} finally {
// Cleaning temp files
tmp.delete();
tmpPdf.delete();
tmpStampPdf.delete();
}
}
}