/**
* 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.servlet.admin;
import java.io.IOException;
import java.io.InputStream;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import javax.jcr.LoginException;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.FileItemFactory;
import org.apache.commons.fileupload.FileUploadException;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.apache.commons.io.FilenameUtils;
import org.apache.commons.io.IOUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import bsh.EvalError;
import com.openkm.core.Config;
import com.openkm.core.Cron;
import com.openkm.core.DatabaseException;
import com.openkm.dao.CronTabDAO;
import com.openkm.dao.bean.CronTab;
import com.openkm.jcr.JCRUtils;
import com.openkm.util.SecureStore;
import com.openkm.util.UserActivity;
import com.openkm.util.WebUtils;
/**
* Execute crontab servlet
*/
public class CronTabServlet extends BaseServlet {
private static final long serialVersionUID = 1L;
private static Logger log = LoggerFactory.getLogger(CronTabServlet.class);
@Override
public void service(HttpServletRequest request, HttpServletResponse response) throws IOException,
ServletException {
String method = request.getMethod();
if (checkMultipleInstancesAccess(request, response)) {
if (method.equals(METHOD_GET)) {
doGet(request, response);
} else if (method.equals(METHOD_POST)) {
doPost(request, response);
}
}
}
@Override
public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException,
ServletException {
log.debug("doGet({}, {})", request, response);
request.setCharacterEncoding("UTF-8");
String action = WebUtils.getString(request, "action");
updateSessionManager(request);
try {
Map<String, String> types = new LinkedHashMap<String, String>();
types.put(CronTab.BSH, "BSH");
types.put(CronTab.JAR, "JAR");
if (action.equals("create")) {
ServletContext sc = getServletContext();
CronTab ct = new CronTab();
sc.setAttribute("action", action);
sc.setAttribute("types", types);
sc.setAttribute("ct", ct);
sc.getRequestDispatcher("/admin/crontab_edit.jsp").forward(request, response);
} else if (action.equals("edit")) {
ServletContext sc = getServletContext();
int ctId = WebUtils.getInt(request, "ct_id");
CronTab ct = CronTabDAO.findByPk(ctId);
sc.setAttribute("action", action);
sc.setAttribute("types", types);
sc.setAttribute("ct", ct);
sc.getRequestDispatcher("/admin/crontab_edit.jsp").forward(request, response);
} else if (action.equals("delete")) {
ServletContext sc = getServletContext();
int ctId = WebUtils.getInt(request, "ct_id");
CronTab ct = CronTabDAO.findByPk(ctId);
sc.setAttribute("action", action);
sc.setAttribute("types", types);
sc.setAttribute("ct", ct);
sc.getRequestDispatcher("/admin/crontab_edit.jsp").forward(request, response);
} else if (action.equals("execute")) {
execute(request, response);
list(request, response);
} else {
list(request, response);
}
} catch (DatabaseException e) {
log.error(e.getMessage(), e);
sendErrorRedirect(request, response, e);
} catch (EvalError e) {
log.error(e.getMessage(), e);
sendErrorRedirect(request, response, e);
}
}
@Override
@SuppressWarnings("unchecked")
public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException,
ServletException {
log.debug("doPost({}, {})", request, response);
request.setCharacterEncoding("UTF-8");
String action = "";
Session session = null;
updateSessionManager(request);
try {
if (ServletFileUpload.isMultipartContent(request)) {
session = JCRUtils.getSession();
InputStream is = null;
FileItemFactory factory = new DiskFileItemFactory();
ServletFileUpload upload = new ServletFileUpload(factory);
List<FileItem> items = upload.parseRequest(request);
CronTab ct = new CronTab();
for (Iterator<FileItem> it = items.iterator(); it.hasNext();) {
FileItem item = it.next();
if (item.isFormField()) {
if (item.getFieldName().equals("action")) {
action = item.getString("UTF-8");
} else if (item.getFieldName().equals("ct_id")) {
ct.setId(Integer.parseInt(item.getString("UTF-8")));
} else if (item.getFieldName().equals("ct_name")) {
ct.setName(item.getString("UTF-8"));
} else if (item.getFieldName().equals("ct_mail")) {
ct.setMail(item.getString("UTF-8"));
} else if (item.getFieldName().equals("ct_expression")) {
ct.setExpression(item.getString("UTF-8"));
} else if (item.getFieldName().equals("ct_active")) {
ct.setActive(true);
}
} else {
is = item.getInputStream();
ct.setFileName(FilenameUtils.getName(item.getName()));
ct.setFileContent(SecureStore.b64Encode(IOUtils.toByteArray(is)));
ct.setFileMime(Config.mimeTypes.getContentType(item.getName()));
is.close();
}
}
if (action.equals("create")) {
CronTabDAO.create(ct);
// Activity log
UserActivity.log(session.getUserID(), "ADMIN_CRONTAB_CREATE", null, ct.toString());
list(request, response);
} else if (action.equals("edit")) {
CronTabDAO.update(ct);
// Activity log
UserActivity.log(session.getUserID(), "ADMIN_CRONTAB_EDIT", Integer.toString(ct.getId()), ct.toString());
list(request, response);
} else if (action.equals("delete")) {
CronTabDAO.delete(ct.getId());
// Activity log
UserActivity.log(session.getUserID(), "ADMIN_CRONTAB_DELETE", Integer.toString(ct.getId()), null);
list(request, response);
}
}
} catch (LoginException e) {
log.error(e.getMessage(), e);
sendErrorRedirect(request, response, e);
} catch (RepositoryException e) {
log.error(e.getMessage(), e);
sendErrorRedirect(request, response, e);
} catch (DatabaseException e) {
log.error(e.getMessage(), e);
sendErrorRedirect(request, response, e);
} catch (FileUploadException e) {
log.error(e.getMessage(), e);
sendErrorRedirect(request, response, e);
} finally {
JCRUtils.logout(session);
}
}
/**
* List registered reports
*/
private void list(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException, DatabaseException {
log.debug("list({}, {})", new Object[] { request, response });
ServletContext sc = getServletContext();
List<CronTab> list = CronTabDAO.findAll();
sc.setAttribute("crontabs", list);
sc.getRequestDispatcher("/admin/crontab_list.jsp").forward(request, response);
log.debug("list: void");
}
/**
* Execute report
*/
private void execute(HttpServletRequest request, HttpServletResponse response) throws
IOException, DatabaseException, EvalError {
log.debug("execute({}, {})", new Object[] { request, response });
int ctId = WebUtils.getInt(request, "ct_id");
CronTab ct = CronTabDAO.findByPk(ctId);
if (CronTab.BSH.equals(ct.getFileMime())) {
Cron.RunnerBsh runner = new Cron.RunnerBsh(ct.getId(), ct.getName(), ct.getMail(),
new String(SecureStore.b64Decode(ct.getFileContent())));
runner.run();
} else if (CronTab.JAR.equals(ct.getFileMime())) {
Cron.RunnerJar runner = new Cron.RunnerJar(ct.getId(), ct.getName(), ct.getMail(),
SecureStore.b64Decode(ct.getFileContent()));
runner.run();
}
// Activity log
UserActivity.log(request.getRemoteUser(), "ADMIN_CRONTAB_EXECUTE", Integer.toString(ctId), ct.toString());
log.debug("execute: void");
}
}