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.UserSetting;
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import com.genersoft.iot.vmp.gb28181.bean.CmdType;
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import com.genersoft.iot.vmp.gb28181.bean.ParentPlatform;
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import com.genersoft.iot.vmp.gb28181.bean.SubscribeHolder;
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import com.genersoft.iot.vmp.gb28181.bean.SubscribeInfo;
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import com.genersoft.iot.vmp.gb28181.task.impl.MobilePositionSubscribeHandlerTask;
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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.IVideoManagerStorage;
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import gov.nist.javax.sip.SipProviderImpl;
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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.beans.factory.annotation.Qualifier;
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import org.springframework.context.annotation.Lazy;
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import org.springframework.stereotype.Component;
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import javax.sip.*;
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import javax.sip.header.ExpiresHeader;
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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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* @author lin
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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 final Logger logger = LoggerFactory.getLogger(SubscribeRequestProcessor.class);
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private final 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 IVideoManagerStorage storager;
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@Lazy
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@Autowired
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@Qualifier(value="tcpSipProvider")
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private SipProviderImpl tcpSipProvider;
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@Lazy
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@Autowired
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@Qualifier(value="udpSipProvider")
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private SipProviderImpl udpSipProvider;
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@Autowired
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private DynamicTask dynamicTask;
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@Autowired
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private UserSetting userSetting;
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@Autowired
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private SubscribeHolder subscribeHolder;
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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 事件
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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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if (rootElement == null) {
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logger.error("处理SUBSCRIBE请求 未获取到消息体{}", evt.getRequest());
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return;
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}
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String cmd = XmlUtil.getText(rootElement, "CmdType");
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if (CmdType.MOBILE_POSITION.equals(cmd)) {
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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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processNotifyCatalogList(evt, rootElement);
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} else {
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logger.info("接收到消息：" + cmd);
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Response 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);
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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 | SipException | InvalidArgumentException | 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) throws SipException {
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String platformId = SipUtils.getUserIdFromFromHeader(evt.getRequest());
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String deviceId = XmlUtil.getText(rootElement, "DeviceID");
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ParentPlatform platform = storager.queryParentPlatByServerGBId(platformId);
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SubscribeInfo subscribeInfo = new SubscribeInfo(evt, platformId);
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if (platform == null) {
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return;
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}
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if (evt.getServerTransaction() == null) {
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ServerTransaction serverTransaction = "TCP".equalsIgnoreCase(platform.getTransport()) ? tcpSipProvider.getNewServerTransaction(evt.getRequest())
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: udpSipProvider.getNewServerTransaction(evt.getRequest());
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subscribeInfo.setTransaction(serverTransaction);
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Dialog dialog = serverTransaction.getDialog();
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dialog.terminateOnBye(false);
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subscribeInfo.setDialog(dialog);
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}
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String sn = XmlUtil.getText(rootElement, "SN");
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logger.info("[回复 移动位置订阅]: {}", 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>").append(sn).append("</SN>\r\n")
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.append("<DeviceID>").append(deviceId).append("</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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// GPS上报时间间隔
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String interval = XmlUtil.getText(rootElement, "Interval");
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if (interval == null) {
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subscribeInfo.setGpsInterval(5);
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}else {
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subscribeInfo.setGpsInterval(Integer.parseInt(interval));
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}
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subscribeInfo.setSn(sn);
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subscribeHolder.putMobilePositionSubscribe(platformId, subscribeInfo);
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}else if (subscribeInfo.getExpires() == 0) {
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subscribeHolder.removeMobilePositionSubscribe(platformId);
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}
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try {
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ParentPlatform parentPlatform = storager.queryParentPlatByServerGBId(platformId);
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responseXmlAck(evt, resultXml.toString(), parentPlatform);
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} catch (SipException | InvalidArgumentException | 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) throws SipException {
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String platformId = SipUtils.getUserIdFromFromHeader(evt.getRequest());
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String deviceId = XmlUtil.getText(rootElement, "DeviceID");
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ParentPlatform platform = storager.queryParentPlatByServerGBId(platformId);
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if (platform == null){
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return;
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}
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SubscribeInfo subscribeInfo = new SubscribeInfo(evt, platformId);
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if (evt.getServerTransaction() == null) {
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ServerTransaction serverTransaction = "TCP".equalsIgnoreCase(platform.getTransport()) ? tcpSipProvider.getNewServerTransaction(evt.getRequest())
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: udpSipProvider.getNewServerTransaction(evt.getRequest());
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subscribeInfo.setTransaction(serverTransaction);
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Dialog dialog = serverTransaction.getDialog();
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dialog.terminateOnBye(false);
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subscribeInfo.setDialog(dialog);
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}
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String sn = XmlUtil.getText(rootElement, "SN");
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logger.info("[回复 目录订阅]: {}/{}", platformId, deviceId);
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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>Catalog</CmdType>\r\n")
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.append("<SN>").append(sn).append("</SN>\r\n")
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.append("<DeviceID>").append(deviceId).append("</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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subscribeHolder.putCatalogSubscribe(platformId, subscribeInfo);
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}else if (subscribeInfo.getExpires() == 0) {
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subscribeHolder.removeCatalogSubscribe(platformId);
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}
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try {
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ParentPlatform parentPlatform = storager.queryParentPlatByServerGBId(platformId);
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responseXmlAck(evt, resultXml.toString(), parentPlatform);
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} catch (SipException | InvalidArgumentException | ParseException e) {
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e.printStackTrace();
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}
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}
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}
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