/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License") + you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.openmeetings.data.conference.dao;
import org.asteriskjava.manager.ManagerConnection;
import org.asteriskjava.manager.ManagerConnectionFactory;
import org.asteriskjava.manager.ResponseEvents;
import org.asteriskjava.manager.action.ConfbridgeListAction;
import org.asteriskjava.manager.action.DbDelAction;
import org.asteriskjava.manager.action.DbDelTreeAction;
import org.asteriskjava.manager.action.DbGetAction;
import org.asteriskjava.manager.action.DbPutAction;
import org.asteriskjava.manager.action.EventGeneratingAction;
import org.asteriskjava.manager.action.ManagerAction;
import org.asteriskjava.manager.response.ManagerError;
import org.asteriskjava.manager.response.ManagerResponse;
import org.red5.logging.Red5LoggerFactory;
import org.slf4j.Logger;
public class SipDao {
private static final Logger log = Red5LoggerFactory.getLogger(SipDao.class);
public static final String ASTERISK_OM_FAMILY = "openmeetings";
public static final String ASTERISK_OM_KEY = "rooms";
private String sipHostname;
private int sipPort;
private String sipUsername;
private String sipPassword;
private ManagerConnectionFactory factory;
private ManagerConnection connection;
@SuppressWarnings("unused")
private SipDao() {
// prohibited default constructor
}
public SipDao(String sipHostname, int sipPort, String sipUsername, String sipPassword) {
this.sipHostname = sipHostname;
this.sipPort = sipPort;
this.sipUsername = sipUsername;
this.sipPassword = sipPassword;
factory = new ManagerConnectionFactory(this.sipHostname, this.sipPort, this.sipUsername, this.sipPassword);
connection = factory.createManagerConnection(); // TODO secure
}
private ManagerResponse exec(ManagerAction action) {
if (connection == null) {
log.warn("There is no Asterisk configured");
return null;
}
try {
connection.login();
ManagerResponse r = connection.sendAction(action);
connection.logoff();
if (log.isDebugEnabled() && r != null) {
log.debug(r.toString());
}
return (r instanceof ManagerError) ? null : r;
} catch (Exception e) {
if (log.isDebugEnabled()) {
log.error("Error while executing ManagerAction: " + action, e);
}
}
return null;
}
private ResponseEvents execEvent(EventGeneratingAction action) {
if (connection == null) {
log.warn("There is no Asterisk configured");
return null;
}
try {
connection.login("on");
ResponseEvents r = connection.sendEventGeneratingAction(action);
connection.logoff();
if (log.isDebugEnabled() && r != null) {
log.debug(r.getResponse().toString());
}
return (r == null || r.getResponse() instanceof ManagerError) ? null : r;
} catch (Exception e) {
if (log.isDebugEnabled()) {
log.error("Error while executing EventGeneratingAction: " + action, e);
}
}
return null;
}
private String getKey(String confno) {
return ASTERISK_OM_KEY + "/" + confno;
}
public String get(String confno) {
String pin = null;
DbGetAction da = new DbGetAction(ASTERISK_OM_FAMILY, getKey(confno));
ManagerResponse r = exec(da);
if (r != null) {
pin = r.getResponse();
}
return pin;
}
public void update(String confno, String pin) {
delete(confno);
DbPutAction da = new DbPutAction(ASTERISK_OM_FAMILY, getKey(confno), pin);
exec(da);
}
public void delete() {
DbDelTreeAction da = new DbDelTreeAction(ASTERISK_OM_FAMILY, ASTERISK_OM_KEY);
exec(da);
}
public void delete(String confno) {
DbDelAction da = new DbDelAction(ASTERISK_OM_FAMILY, getKey(confno));
exec(da);
}
public Integer countUsers(String confno) {
if (confno == null) {
return null;
}
ConfbridgeListAction da = new ConfbridgeListAction(confno);
ResponseEvents r = execEvent(da);
if (r != null) {
log.debug("SipDao::countUsers size == " + r.getEvents().size());
// "- 1" here means: ListComplete event
return r.getEvents().size() - 1; // TODO check if was successfull
}
return 0;
}
}