/////////////////////////////////////////////////////////////////////////////
//
// Project ProjectForge Community Edition
// www.projectforge.org
//
// Copyright (C) 2001-2014 Kai Reinhard (k.reinhard@micromata.de)
//
// ProjectForge is dual-licensed.
//
// This community edition 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; version 3 of the License.
//
// This community edition 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, see http://www.gnu.org/licenses/.
//
/////////////////////////////////////////////////////////////////////////////
package org.projectforge.web.meb;
import java.io.IOException;
import java.util.Date;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.lang.StringUtils;
import org.projectforge.core.Configuration;
import org.projectforge.core.ConfigXml;
import org.projectforge.meb.MebDao;
import org.projectforge.meb.MebEntryDO;
import org.springframework.beans.factory.config.AutowireCapableBeanFactory;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
/**
* Servlet which supports receiving SMS via http get:<br/>
* https://www.projectforge.org/secure/SMSReceiver?key=5fcs2lp&date=20101105171233&sender=0170123456&msg=Hello... <br/>
* Parameter should be given in Format yyyymmddhhMMss or as milliseconds since 1970/01/01.
* @author Kai Reinhard (k.reinhard@micromata.de)
*
*/
public class SMSReceiverServlet extends HttpServlet
{
public static final String URL = "secure/SMSReceiver";
private static final long serialVersionUID = 5382567744977121735L;
// Should not be final because this logger is replaced by a Mockito spy object in test class.
private static org.apache.log4j.Logger log = org.apache.log4j.Logger.getLogger(SMSReceiverServlet.class);
private MebDao mebDao;
@Override
protected void doGet(final HttpServletRequest req, final HttpServletResponse resp) throws ServletException, IOException
{
log.debug("Start doPost");
// https://projectforge.micromata.de/secure/SMSReceiver?key=<key>&date=20101105171233&sender=01701891142&msg=Hallo...
req.setCharacterEncoding("UTF-8");
final String key = req.getParameter("key");
final String expectedKey = ConfigXml.getInstance().getReceiveSmsKey();
if (StringUtils.isBlank(expectedKey) == true) {
log.warn("Servlet call for receiving sms ignored because receiveSmsKey is not given in config.xml file.");
response(resp, "NOT YET CONFIGURED");
return;
}
if (expectedKey.equals(key) == false) {
log.warn("Servlet call for receiving sms ignored because receiveSmsKey does not match given key: " + key);
response(resp, "DENIED");
return;
}
final String dateString = req.getParameter("date");
if (StringUtils.isBlank(dateString) == true) {
log.warn("Servlet call for receiving sms ignored because parameter 'date' is not given.");
response(resp, "Missing parameter 'date'.");
return;
}
final String sender = req.getParameter("sender");
if (StringUtils.isBlank(sender) == true) {
log.warn("Servlet call for receiving sms ignored because parameter 'sender' is not given.");
response(resp, "Missing parameter 'sender'.");
return;
}
final String msg = req.getParameter("msg");
if (StringUtils.isBlank(msg) == true) {
log.warn("Servlet call for receiving sms ignored because parameter 'msg' is not given.");
response(resp, "Missing parameter 'msg'.");
return;
}
final Date date = MebDao.parseDate(dateString);
if (date == null) {
log.warn("Servlet call for receiving sms ignored because couln't parse parameter 'date'.");
response(resp, "Unsupported date format.");
return;
}
final ConfigurableListableBeanFactory beanFactory = Configuration.getInstance().getBeanFactory();
beanFactory.autowireBeanProperties(this, AutowireCapableBeanFactory.AUTOWIRE_BY_NAME, false);
MebEntryDO entry = new MebEntryDO();
entry.setDate(date);
entry.setSender(sender);
entry.setMessage(msg);
log.info("Servlet-call: date=[" + date + "], sender=[" + sender + "]");
mebDao.checkAndAddEntry(entry, "SERVLET");
response(resp, "OK");
}
private void response(final HttpServletResponse resp, final String result)
{
try {
resp.getWriter().print(result);
} catch (IOException ex) {
log.error("Exception encountered while writing servlet response: " + ex, ex);
}
}
public void setMebDao(MebDao mebDao)
{
this.mebDao = mebDao;
}
}