/**
* 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.dao;
import java.util.Calendar;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.hibernate.HibernateException;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.openkm.core.DatabaseException;
import com.openkm.dao.HibernateUtil;
import com.openkm.extension.dao.bean.MessageReceived;
import com.openkm.extension.dao.bean.MessageSent;
public class MessageDAO {
private static Logger log = LoggerFactory.getLogger(MessageDAO.class);
private MessageDAO() {}
/**
* Send message
*/
public static void send(String from, String to, String user, String subject, String content) throws
DatabaseException {
log.debug("send({}, {}, {}, {}, {})", new Object[] { from, to, user, subject, content });
Session session = null;
Transaction tx = null;
try {
session = HibernateUtil.getSessionFactory().openSession();
tx = session.beginTransaction();
MessageSent msgSent = new MessageSent();
msgSent.setFrom(from);
msgSent.setTo(to);
msgSent.setUser(user);
msgSent.setSubject(subject);
msgSent.setContent(content);
msgSent.setSentDate(Calendar.getInstance());
session.save(msgSent);
MessageReceived msgReceived = new MessageReceived();
msgReceived.setFrom(from);
msgReceived.setTo(to);
msgReceived.setUser(user);
msgReceived.setSubject(subject);
msgReceived.setContent(content);
msgReceived.setSentDate(Calendar.getInstance());
session.save(msgReceived);
HibernateUtil.commit(tx);
} catch(HibernateException e) {
HibernateUtil.rollback(tx);
throw new DatabaseException(e.getMessage(), e);
} finally {
HibernateUtil.close(session);
}
log.debug("send: void");
}
/**
* Delete sent message
*/
public static void deleteSent(int msgId) throws DatabaseException {
log.debug("deleteSent({})", msgId);
Session session = null;
Transaction tx = null;
try {
session = HibernateUtil.getSessionFactory().openSession();
tx = session.beginTransaction();
MessageSent msg = (MessageSent) session.load(MessageSent.class, msgId);
session.delete(msg);
HibernateUtil.commit(tx);
} catch(HibernateException e) {
HibernateUtil.rollback(tx);
throw new DatabaseException(e.getMessage(), e);
} finally {
HibernateUtil.close(session);
}
log.debug("deleteSent: void");
}
/**
* Delete received message
*/
public static void deleteReceived(int msgId) throws DatabaseException {
log.debug("deleteReceived({})", msgId);
Session session = null;
Transaction tx = null;
try {
session = HibernateUtil.getSessionFactory().openSession();
tx = session.beginTransaction();
MessageReceived msg = (MessageReceived) session.load(MessageReceived.class, msgId);
session.delete(msg);
HibernateUtil.commit(tx);
} catch(HibernateException e) {
HibernateUtil.rollback(tx);
throw new DatabaseException(e.getMessage(), e);
} finally {
HibernateUtil.close(session);
}
log.debug("delete: void");
}
/**
* Find users whom sent an message
*/
@SuppressWarnings("unchecked")
public static List<String> findSentUsersTo(String me) throws DatabaseException {
log.debug("findSentUsersTo({})", me);
String qs = "select distinct(msg.user) from MessageSent msg where msg.from=:me order by msg.user";
Session session = null;
try {
session = HibernateUtil.getSessionFactory().openSession();
Query q = session.createQuery(qs);
q.setString("me", me);
List<String> ret = q.list();
log.debug("findSentUsersTo: {}", ret);
return ret;
} catch (HibernateException e) {
throw new DatabaseException(e.getMessage(), e);
} finally {
HibernateUtil.close(session);
}
}
/**
* Find sent from me to user
*/
@SuppressWarnings("unchecked")
public static List<MessageSent> findSentFromMeToUser(String me, String user) throws DatabaseException {
log.debug("findSentFromMeToUser({}, {})", me, user);
String qs = "from MessageSent msg where msg.from=:me and msg.user=:user order by msg.id";
Session session = null;
try {
session = HibernateUtil.getSessionFactory().openSession();
Query q = session.createQuery(qs);
q.setString("me", me);
q.setString("user", user);
List<MessageSent> ret = q.list();
log.debug("findSentFromMeToUser: {}", ret);
return ret;
} catch (HibernateException e) {
throw new DatabaseException(e.getMessage(), e);
} finally {
HibernateUtil.close(session);
}
}
/**
* Find users who sent an message to me
*/
@SuppressWarnings("unchecked")
public static List<String> findReceivedUsersFrom(String me) throws DatabaseException {
log.debug("findReceivedUsersFrom({})", me);
String qs = "select distinct(msg.from) from MessageReceived msg where msg.user=:me order by msg.from";
Session session = null;
try {
session = HibernateUtil.getSessionFactory().openSession();
Query q = session.createQuery(qs);
q.setString("me", me);
List<String> ret = q.list();
log.debug("findReceivedUsersFrom: {}", ret);
return ret;
} catch (HibernateException e) {
throw new DatabaseException(e.getMessage(), e);
} finally {
HibernateUtil.close(session);
}
}
/**
* Return a map users and number of unread received messages from them
*/
@SuppressWarnings("unchecked")
public static Map<String, Long> findReceivedUsersFromUnread(String me) throws DatabaseException {
log.debug("findReceivedUsersFromUnread({})", me);
String qs = "select msg.from, count(msg.from) from MessageReceived msg " +
"group by msg.from,msg.user,msg.seenDate having msg.seenDate is null and msg.user=:me";
Session session = null;
try {
session = HibernateUtil.getSessionFactory().openSession();
Query q = session.createQuery(qs);
q.setString("me", me);
List<Object[]> list = q.list();
Map<String, Long> ret = new HashMap<String, Long>();
for (Object[] item : list) {
ret.put((String) item[0], (Long) item[1]);
}
log.debug("findReceivedUsersFromUnread: {}", ret);
return ret;
} catch (HibernateException e) {
throw new DatabaseException(e.getMessage(), e);
} finally {
HibernateUtil.close(session);
}
}
/**
* Find received by user
*/
@SuppressWarnings("unchecked")
public static List<MessageReceived> findReceivedByMeFromUser(String me, String user) throws DatabaseException {
log.debug("findReceivedByMeFromUser({})", user);
String qs = "from MessageReceived msg where msg.from=:user and msg.user=:me order by msg.id";
Session session = null;
try {
session = HibernateUtil.getSessionFactory().openSession();
Query q = session.createQuery(qs);
q.setString("me", me);
q.setString("user", user);
List<MessageReceived> ret = q.list();
log.debug("findReceivedByMeFromUser: {}", ret);
return ret;
} catch (HibernateException e) {
throw new DatabaseException(e.getMessage(), e);
} finally {
HibernateUtil.close(session);
}
}
/**
* Mark message as seen
*/
public static void markSeen(int msgId) throws DatabaseException {
log.debug("markSeen({})", msgId);
String qs = "update MessageReceived msg set msg.seenDate=:seenDate where msg.id=:id";
Session session = null;
try {
session = HibernateUtil.getSessionFactory().openSession();
Query q = session.createQuery(qs);
q.setInteger("id", msgId);
q.setCalendar("seenDate", Calendar.getInstance());
q.executeUpdate();
log.debug("markSeen: void");
} catch (HibernateException e) {
throw new DatabaseException(e.getMessage(), e);
} finally {
HibernateUtil.close(session);
}
}
}