package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl;
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import com.genersoft.iot.vmp.common.VideoManagerConstants;
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import com.genersoft.iot.vmp.conf.DynamicTask;
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import com.genersoft.iot.vmp.conf.UserSetup;
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import com.genersoft.iot.vmp.gb28181.bean.CmdType;
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import com.genersoft.iot.vmp.gb28181.bean.SubscribeInfo;
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import com.genersoft.iot.vmp.gb28181.task.GPSSubscribeTask;
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import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorObserver;
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import com.genersoft.iot.vmp.gb28181.transmit.cmd.ISIPCommanderForPlatform;
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import com.genersoft.iot.vmp.gb28181.transmit.event.request.ISIPRequestProcessor;
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import com.genersoft.iot.vmp.gb28181.transmit.event.request.SIPRequestProcessorParent;
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import com.genersoft.iot.vmp.gb28181.utils.SipUtils;
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import com.genersoft.iot.vmp.gb28181.utils.XmlUtil;
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import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
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import com.genersoft.iot.vmp.storager.IVideoManagerStorager;
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import org.dom4j.DocumentException;
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import org.dom4j.Element;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.InitializingBean;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import javax.sip.InvalidArgumentException;
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import javax.sip.RequestEvent;
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import javax.sip.ServerTransaction;
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import javax.sip.SipException;
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import javax.sip.header.CallIdHeader;
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import javax.sip.header.ExpiresHeader;
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import javax.sip.header.Header;
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import javax.sip.header.ToHeader;
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import javax.sip.message.Request;
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import javax.sip.message.Response;
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import java.text.ParseException;
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/**
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* SIP命令类型： SUBSCRIBE请求
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*/
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@Component
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public class SubscribeRequestProcessor extends SIPRequestProcessorParent implements InitializingBean, ISIPRequestProcessor {
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private Logger logger = LoggerFactory.getLogger(SubscribeRequestProcessor.class);
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private String method = "SUBSCRIBE";
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@Autowired
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private SIPProcessorObserver sipProcessorObserver;
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@Autowired
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private IRedisCatchStorage redisCatchStorage;
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@Autowired
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private ISIPCommanderForPlatform sipCommanderForPlatform;
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@Autowired
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private IVideoManagerStorager storager;
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@Autowired
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private DynamicTask dynamicTask;
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@Autowired
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private UserSetup userSetup;
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@Override
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public void afterPropertiesSet() throws Exception {
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// 添加消息处理的订阅
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sipProcessorObserver.addRequestProcessor(method, this);
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}
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/**
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* 处理SUBSCRIBE请求
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*
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* @param evt
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*/
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@Override
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public void process(RequestEvent evt) {
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Request request = evt.getRequest();
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try {
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Element rootElement = getRootElement(evt);
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String cmd = XmlUtil.getText(rootElement, "CmdType");
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if (CmdType.MOBILE_POSITION.equals(cmd)) {
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logger.info("接收到MobilePosition订阅");
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processNotifyMobilePosition(evt, rootElement);
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// } else if (CmdType.ALARM.equals(cmd)) {
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// logger.info("接收到Alarm订阅");
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// processNotifyAlarm(evt, rootElement);
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// } else if (CmdType.CATALOG.equals(cmd)) {
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// logger.info("接收到Catalog订阅");
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// processNotifyCatalogList(evt, rootElement);
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} else {
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logger.info("接收到消息：" + cmd);
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// responseAck(evt, Response.OK);
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Response response = null;
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response = getMessageFactory().createResponse(200, request);
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if (response != null) {
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ExpiresHeader expireHeader = getHeaderFactory().createExpiresHeader(30);
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response.setExpires(expireHeader);
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}
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logger.info("response : " + response.toString());
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ServerTransaction transaction = getServerTransaction(evt);
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if (transaction != null) {
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transaction.sendResponse(response);
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transaction.getDialog().delete();
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transaction.terminate();
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} else {
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logger.info("processRequest serverTransactionId is null.");
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}
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}
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} catch (ParseException e) {
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e.printStackTrace();
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} catch (SipException e) {
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e.printStackTrace();
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} catch (InvalidArgumentException e) {
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e.printStackTrace();
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} catch (DocumentException e) {
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e.printStackTrace();
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}
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}
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/**
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* 处理移动位置订阅消息
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*/
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private void processNotifyMobilePosition(RequestEvent evt, Element rootElement) {
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String platformId = SipUtils.getUserIdFromFromHeader(evt.getRequest());
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String deviceID = XmlUtil.getText(rootElement, "DeviceID");
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SubscribeInfo subscribeInfo = new SubscribeInfo(evt, platformId);
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String sn = XmlUtil.getText(rootElement, "SN");
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String key = VideoManagerConstants.SIP_SUBSCRIBE_PREFIX + userSetup.getServerId() + "_MobilePosition_" + platformId;
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StringBuilder resultXml = new StringBuilder(200);
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resultXml.append("<?xml version=\"1.0\" ?>\r\n")
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.append("<Response>\r\n")
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.append("<CmdType>MobilePosition</CmdType>\r\n")
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.append("<SN>" + sn + "</SN>\r\n")
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.append("<DeviceID>" + deviceID + "</DeviceID>\r\n")
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.append("<Result>OK</Result>\r\n")
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.append("</Response>\r\n");
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if (subscribeInfo.getExpires() > 0) {
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if (redisCatchStorage.getSubscribe(key) != null) {
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dynamicTask.stopCron(key);
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}
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String interval = XmlUtil.getText(rootElement, "Interval"); // GPS上报时间间隔
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dynamicTask.startCron(key, new GPSSubscribeTask(redisCatchStorage, sipCommanderForPlatform, storager, platformId, sn, key), Integer.parseInt(interval));
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redisCatchStorage.updateSubscribe(key, subscribeInfo);
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}else if (subscribeInfo.getExpires() == 0) {
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dynamicTask.stopCron(key);
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redisCatchStorage.delSubscribe(key);
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}
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try {
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Response response = responseXmlAck(evt, resultXml.toString());
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ToHeader toHeader = (ToHeader)response.getHeader(ToHeader.NAME);
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subscribeInfo.setToTag(toHeader.getTag());
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redisCatchStorage.updateSubscribe(key, subscribeInfo);
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} catch (SipException e) {
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e.printStackTrace();
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} catch (InvalidArgumentException e) {
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e.printStackTrace();
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} catch (ParseException e) {
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e.printStackTrace();
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}
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}
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private void processNotifyAlarm(RequestEvent evt, Element rootElement) {
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}
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private void processNotifyCatalogList(RequestEvent evt, Element rootElement) {
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}
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}
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