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/*
* Copyright 2017 Anton Tananaev (anton@traccar.org)
* Copyright 2017 Andrey Kunitsyn (andrey@traccar.org)
*
* Licensed 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.traccar.sms.smpp;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.traccar.handler.events.TextMessageEventHandler;
import com.cloudhopper.commons.charset.CharsetUtil;
import com.cloudhopper.smpp.SmppConstants;
import com.cloudhopper.smpp.impl.DefaultSmppSessionHandler;
import com.cloudhopper.smpp.pdu.DeliverSm;
import com.cloudhopper.smpp.pdu.PduRequest;
import com.cloudhopper.smpp.pdu.PduResponse;
import com.cloudhopper.smpp.util.SmppUtil;
public class ClientSmppSessionHandler extends DefaultSmppSessionHandler {
private static final Logger LOGGER = LoggerFactory.getLogger(ClientSmppSessionHandler.class);
private SmppClient smppClient;
public ClientSmppSessionHandler(SmppClient smppClient) {
this.smppClient = smppClient;
}
@Override
public void firePduRequestExpired(PduRequest pduRequest) {
LOGGER.warn("PDU request expired: " + pduRequest);
}
@Override
public PduResponse firePduRequestReceived(PduRequest request) {
PduResponse response;
try {
if (request instanceof DeliverSm) {
String sourceAddress = ((DeliverSm) request).getSourceAddress().getAddress();
String message = CharsetUtil.decode(((DeliverSm) request).getShortMessage(),
smppClient.mapDataCodingToCharset(((DeliverSm) request).getDataCoding()));
LOGGER.info("SMS Message Received: " + message.trim() + ", Source Address: " + sourceAddress);
boolean isDeliveryReceipt;
if (smppClient.getDetectDlrByOpts()) {
isDeliveryReceipt = request.getOptionalParameters() != null;
} else {
isDeliveryReceipt = SmppUtil.isMessageTypeAnyDeliveryReceipt(((DeliverSm) request).getEsmClass());
}
if (!isDeliveryReceipt) {
TextMessageEventHandler.handleTextMessage(sourceAddress, message);
}
}
response = request.createResponse();
} catch (Exception error) {
LOGGER.warn("SMS receiving error", error);
response = request.createResponse();
response.setResultMessage(error.getMessage());
response.setCommandStatus(SmppConstants.STATUS_UNKNOWNERR);
}
return response;
}
@Override
public void fireChannelUnexpectedlyClosed() {
LOGGER.warn("SMPP session channel unexpectedly closed");
smppClient.scheduleReconnect();
}
}
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