648540858
2022-07-06 8aa0bdf539582b9d710503121d911bb166ca7c8e
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package com.genersoft.iot.vmp.gb28181.transmit.event.request.impl;
 
import com.alibaba.fastjson.JSONObject;
import com.genersoft.iot.vmp.conf.SipConfig;
import com.genersoft.iot.vmp.conf.UserSetting;
import com.genersoft.iot.vmp.gb28181.bean.*;
import com.genersoft.iot.vmp.gb28181.event.EventPublisher;
import com.genersoft.iot.vmp.gb28181.event.subscribe.catalog.CatalogEvent;
import com.genersoft.iot.vmp.gb28181.transmit.SIPProcessorObserver;
import com.genersoft.iot.vmp.gb28181.transmit.callback.DeferredResultHolder;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander;
import com.genersoft.iot.vmp.gb28181.transmit.event.request.ISIPRequestProcessor;
import com.genersoft.iot.vmp.gb28181.transmit.event.request.SIPRequestProcessorParent;
import com.genersoft.iot.vmp.gb28181.utils.Coordtransform;
import com.genersoft.iot.vmp.gb28181.utils.NumericUtil;
import com.genersoft.iot.vmp.gb28181.utils.SipUtils;
import com.genersoft.iot.vmp.gb28181.utils.XmlUtil;
import com.genersoft.iot.vmp.storager.IRedisCatchStorage;
import com.genersoft.iot.vmp.storager.IVideoManagerStorage;
import com.genersoft.iot.vmp.utils.DateUtil;
import com.genersoft.iot.vmp.utils.redis.RedisUtil;
import org.dom4j.DocumentException;
import org.dom4j.Element;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.stereotype.Component;
import org.springframework.util.StringUtils;
 
import javax.sip.InvalidArgumentException;
import javax.sip.RequestEvent;
import javax.sip.SipException;
import javax.sip.header.FromHeader;
import javax.sip.message.Response;
import java.text.ParseException;
import java.util.Iterator;
import java.util.concurrent.ConcurrentLinkedQueue;
 
/**
 * SIP命令类型: NOTIFY请求
 */
@Component
public class NotifyRequestProcessor extends SIPRequestProcessorParent implements InitializingBean, ISIPRequestProcessor {
 
 
    private final static Logger logger = LoggerFactory.getLogger(NotifyRequestProcessor.class);
 
    @Autowired
    private UserSetting userSetting;
 
    @Autowired
    private IVideoManagerStorage storager;
 
    @Autowired
    private EventPublisher eventPublisher;
 
    @Autowired
    private SipConfig sipConfig;
 
    @Autowired
    private IRedisCatchStorage redisCatchStorage;
 
    @Autowired
    private EventPublisher publisher;
 
    private final String method = "NOTIFY";
 
    @Autowired
    private SIPProcessorObserver sipProcessorObserver;
 
    private boolean taskQueueHandlerRun = false;
 
    private final ConcurrentLinkedQueue<HandlerCatchData> taskQueue = new ConcurrentLinkedQueue<>();
 
    @Qualifier("taskExecutor")
    @Autowired
    private ThreadPoolTaskExecutor taskExecutor;
 
    @Override
    public void afterPropertiesSet() throws Exception {
        // 添加消息处理的订阅
        sipProcessorObserver.addRequestProcessor(method, this);
    }
 
    @Override
    public void process(RequestEvent evt) {
        try {
 
            taskQueue.offer(new HandlerCatchData(evt, null, null));
            responseAck(evt, Response.OK);
            if (!taskQueueHandlerRun) {
                taskQueueHandlerRun = true;
                taskExecutor.execute(()-> {
                            while (!taskQueue.isEmpty()) {
                                try {
                                    HandlerCatchData take = taskQueue.poll();
                                    Element rootElement = getRootElement(take.getEvt());
                                    String cmd = XmlUtil.getText(rootElement, "CmdType");
 
                                    if (CmdType.CATALOG.equals(cmd)) {
                                        logger.info("接收到Catalog通知");
                                        processNotifyCatalogList(take.getEvt());
                                    } else if (CmdType.ALARM.equals(cmd)) {
                                        logger.info("接收到Alarm通知");
                                        processNotifyAlarm(take.getEvt());
                                    } else if (CmdType.MOBILE_POSITION.equals(cmd)) {
                                        logger.info("接收到MobilePosition通知");
                                        processNotifyMobilePosition(take.getEvt());
                                    } else {
                                        logger.info("接收到消息:" + cmd);
                                    }
                                } catch (DocumentException e) {
                                    throw new RuntimeException(e);
                                }
                            }
                        taskQueueHandlerRun = false;
                        });
            }
 
 
        } catch (SipException | InvalidArgumentException | ParseException e) {
            e.printStackTrace();
        }
    }
 
    /**
     * 处理MobilePosition移动位置Notify
     * 
     * @param evt
     */
    private void processNotifyMobilePosition(RequestEvent evt) {
        try {
            FromHeader fromHeader = (FromHeader) evt.getRequest().getHeader(FromHeader.NAME);
            String deviceId = SipUtils.getUserIdFromFromHeader(fromHeader);
 
            // 回复 200 OK
            Element rootElement = getRootElement(evt);
 
            MobilePosition mobilePosition = new MobilePosition();
            mobilePosition.setCreateTime(DateUtil.getNow());
            Element deviceIdElement = rootElement.element("DeviceID");
            String channelId = deviceIdElement.getTextTrim().toString();
            Device device = redisCatchStorage.getDevice(deviceId);
            if (device != null) {
                if (!StringUtils.isEmpty(device.getName())) {
                    mobilePosition.setDeviceName(device.getName());
                }
            }
            mobilePosition.setDeviceId(XmlUtil.getText(rootElement, "DeviceID"));
            mobilePosition.setChannelId(channelId);
            String time = XmlUtil.getText(rootElement, "Time");
            mobilePosition.setTime(time);
            mobilePosition.setLongitude(Double.parseDouble(XmlUtil.getText(rootElement, "Longitude")));
            mobilePosition.setLatitude(Double.parseDouble(XmlUtil.getText(rootElement, "Latitude")));
            if (NumericUtil.isDouble(XmlUtil.getText(rootElement, "Speed"))) {
                mobilePosition.setSpeed(Double.parseDouble(XmlUtil.getText(rootElement, "Speed")));
            } else {
                mobilePosition.setSpeed(0.0);
            }
            if (NumericUtil.isDouble(XmlUtil.getText(rootElement, "Direction"))) {
                mobilePosition.setDirection(Double.parseDouble(XmlUtil.getText(rootElement, "Direction")));
            } else {
                mobilePosition.setDirection(0.0);
            }
            if (NumericUtil.isDouble(XmlUtil.getText(rootElement, "Altitude"))) {
                mobilePosition.setAltitude(Double.parseDouble(XmlUtil.getText(rootElement, "Altitude")));
            } else {
                mobilePosition.setAltitude(0.0);
            }
            logger.info("[收到 移动位置订阅]:{}/{}->{}.{}", mobilePosition.getDeviceId(), mobilePosition.getChannelId(),
                    mobilePosition.getLongitude(), mobilePosition.getLatitude());
            mobilePosition.setReportSource("Mobile Position");
            // 默认来源坐标系为WGS-84处理
            if ("WGS84".equals(device.getGeoCoordSys())) {
                mobilePosition.setLongitudeWgs84(mobilePosition.getLongitude());
                mobilePosition.setLatitudeWgs84(mobilePosition.getLatitude());
                Double[] position = Coordtransform.WGS84ToGCJ02(mobilePosition.getLongitude(), mobilePosition.getLatitude());
                mobilePosition.setLongitudeGcj02(position[0]);
                mobilePosition.setLatitudeGcj02(position[1]);
            }else if ("GCJ02".equals(device.getGeoCoordSys())) {
                mobilePosition.setLongitudeGcj02(mobilePosition.getLongitude());
                mobilePosition.setLatitudeGcj02(mobilePosition.getLatitude());
                Double[] position = Coordtransform.GCJ02ToWGS84(mobilePosition.getLongitude(), mobilePosition.getLatitude());
                mobilePosition.setLongitudeWgs84(position[0]);
                mobilePosition.setLatitudeWgs84(position[1]);
            }else {
                mobilePosition.setLongitudeGcj02(0.00);
                mobilePosition.setLatitudeGcj02(0.00);
                mobilePosition.setLongitudeWgs84(0.00);
                mobilePosition.setLatitudeWgs84(0.00);
            }
            if (userSetting.getSavePositionHistory()) {
                storager.insertMobilePosition(mobilePosition);
            }
 
            // 更新device channel 的经纬度
            DeviceChannel deviceChannel = new DeviceChannel();
            deviceChannel.setDeviceId(device.getDeviceId());
            deviceChannel.setChannelId(channelId);
            deviceChannel.setLongitude(mobilePosition.getLongitude());
            deviceChannel.setLatitude(mobilePosition.getLatitude());
            deviceChannel.setLongitudeWgs84(mobilePosition.getLongitudeWgs84());
            deviceChannel.setLatitudeWgs84(mobilePosition.getLatitudeWgs84());
            deviceChannel.setLongitudeGcj02(mobilePosition.getLongitudeGcj02());
            deviceChannel.setLatitudeGcj02(mobilePosition.getLatitudeGcj02());
            deviceChannel.setGpsTime(mobilePosition.getTime());
            storager.updateChannelPosition(deviceChannel);
            // 发送redis消息。 通知位置信息的变化
            JSONObject jsonObject = new JSONObject();
            jsonObject.put("time", time);
            jsonObject.put("serial", deviceId);
            jsonObject.put("code", channelId);
            jsonObject.put("longitude", mobilePosition.getLongitude());
            jsonObject.put("latitude", mobilePosition.getLatitude());
            jsonObject.put("altitude", mobilePosition.getAltitude());
            jsonObject.put("direction", mobilePosition.getDirection());
            jsonObject.put("speed", mobilePosition.getSpeed());
            redisCatchStorage.sendMobilePositionMsg(jsonObject);
        } catch (DocumentException  e) {
            e.printStackTrace();
        }
    }
 
    /***
     * 处理alarm设备报警Notify
     * 
     * @param evt
     */
    private void processNotifyAlarm(RequestEvent evt) {
        if (!sipConfig.isAlarm()) {
            return;
        }
        try {
            FromHeader fromHeader = (FromHeader) evt.getRequest().getHeader(FromHeader.NAME);
            String deviceId = SipUtils.getUserIdFromFromHeader(fromHeader);
 
            Element rootElement = getRootElement(evt);
            Element deviceIdElement = rootElement.element("DeviceID");
            String channelId = deviceIdElement.getText().toString();
 
            Device device = redisCatchStorage.getDevice(deviceId);
            if (device == null) {
                logger.warn("[ NotifyAlarm ] 未找到设备:{}", deviceId);
                return;
            }
            rootElement = getRootElement(evt, device.getCharset());
            DeviceAlarm deviceAlarm = new DeviceAlarm();
            deviceAlarm.setDeviceId(deviceId);
            deviceAlarm.setAlarmPriority(XmlUtil.getText(rootElement, "AlarmPriority"));
            deviceAlarm.setAlarmMethod(XmlUtil.getText(rootElement, "AlarmMethod"));
            String alarmTime = XmlUtil.getText(rootElement, "AlarmTime");
            if (alarmTime == null) {
                logger.warn("[ NotifyAlarm ] AlarmTime cannot be null");
                return;
            }
            deviceAlarm.setAlarmTime(DateUtil.ISO8601Toyyyy_MM_dd_HH_mm_ss(alarmTime));
            if (XmlUtil.getText(rootElement, "AlarmDescription") == null) {
                deviceAlarm.setAlarmDescription("");
            } else {
                deviceAlarm.setAlarmDescription(XmlUtil.getText(rootElement, "AlarmDescription"));
            }
            if (NumericUtil.isDouble(XmlUtil.getText(rootElement, "Longitude"))) {
                deviceAlarm.setLongitude(Double.parseDouble(XmlUtil.getText(rootElement, "Longitude")));
            } else {
                deviceAlarm.setLongitude(0.00);
            }
            if (NumericUtil.isDouble(XmlUtil.getText(rootElement, "Latitude"))) {
                deviceAlarm.setLatitude(Double.parseDouble(XmlUtil.getText(rootElement, "Latitude")));
            } else {
                deviceAlarm.setLatitude(0.00);
            }
            logger.info("[收到Notify-Alarm]:{}/{}", device.getDeviceId(), deviceAlarm.getChannelId());
            if ("4".equals(deviceAlarm.getAlarmMethod())) {
                MobilePosition mobilePosition = new MobilePosition();
                mobilePosition.setCreateTime(DateUtil.getNow());
                mobilePosition.setDeviceId(deviceAlarm.getDeviceId());
                mobilePosition.setTime(deviceAlarm.getAlarmTime());
                mobilePosition.setLongitude(deviceAlarm.getLongitude());
                mobilePosition.setLatitude(deviceAlarm.getLatitude());
                mobilePosition.setReportSource("GPS Alarm");
                if ("WGS84".equals(device.getGeoCoordSys())) {
                    mobilePosition.setLongitudeWgs84(mobilePosition.getLongitude());
                    mobilePosition.setLatitudeWgs84(mobilePosition.getLatitude());
                    Double[] position = Coordtransform.WGS84ToGCJ02(mobilePosition.getLongitude(), mobilePosition.getLatitude());
                    mobilePosition.setLongitudeGcj02(position[0]);
                    mobilePosition.setLatitudeGcj02(position[1]);
                }else if ("GCJ02".equals(device.getGeoCoordSys())) {
                    mobilePosition.setLongitudeGcj02(mobilePosition.getLongitude());
                    mobilePosition.setLatitudeGcj02(mobilePosition.getLatitude());
                    Double[] position = Coordtransform.GCJ02ToWGS84(mobilePosition.getLongitude(), mobilePosition.getLatitude());
                    mobilePosition.setLongitudeWgs84(position[0]);
                    mobilePosition.setLatitudeWgs84(position[1]);
                }else {
                    mobilePosition.setLongitudeGcj02(0.00);
                    mobilePosition.setLatitudeGcj02(0.00);
                    mobilePosition.setLongitudeWgs84(0.00);
                    mobilePosition.setLatitudeWgs84(0.00);
                }
                if (userSetting.getSavePositionHistory()) {
                    storager.insertMobilePosition(mobilePosition);
                }
                // 更新device channel 的经纬度
                DeviceChannel deviceChannel = new DeviceChannel();
                deviceChannel.setDeviceId(device.getDeviceId());
                deviceChannel.setChannelId(channelId);
                deviceChannel.setLongitude(mobilePosition.getLongitude());
                deviceChannel.setLatitude(mobilePosition.getLatitude());
                deviceChannel.setLongitudeWgs84(mobilePosition.getLongitudeWgs84());
                deviceChannel.setLatitudeWgs84(mobilePosition.getLatitudeWgs84());
                deviceChannel.setLongitudeGcj02(mobilePosition.getLongitudeGcj02());
                deviceChannel.setLatitudeGcj02(mobilePosition.getLatitudeGcj02());
                deviceChannel.setGpsTime(mobilePosition.getTime());
                storager.updateChannelPosition(deviceChannel);
            }
            // TODO: 需要实现存储报警信息、报警分类
 
            // 回复200 OK
            if (redisCatchStorage.deviceIsOnline(deviceId)) {
                publisher.deviceAlarmEventPublish(deviceAlarm);
            }
        } catch (DocumentException e) {
            e.printStackTrace();
        }
    }
 
    /***
     * 处理catalog设备目录列表Notify
     * 
     * @param evt
     */
    private void processNotifyCatalogList(RequestEvent evt) {
        try {
            FromHeader fromHeader = (FromHeader) evt.getRequest().getHeader(FromHeader.NAME);
            String deviceId = SipUtils.getUserIdFromFromHeader(fromHeader);
 
            Device device = redisCatchStorage.getDevice(deviceId);
            if (device == null || device.getOnline() == 0) {
                logger.warn("[收到 目录订阅]:{}, 但是设备已经离线", (device != null ? device.getDeviceId():"" ));
                return;
            }
            Element rootElement = getRootElement(evt, device.getCharset());
            Element deviceListElement = rootElement.element("DeviceList");
            if (deviceListElement == null) {
                return;
            }
            Iterator<Element> deviceListIterator = deviceListElement.elementIterator();
            if (deviceListIterator != null) {
 
                // 遍历DeviceList
                while (deviceListIterator.hasNext()) {
                    Element itemDevice = deviceListIterator.next();
                    Element channelDeviceElement = itemDevice.element("DeviceID");
                    if (channelDeviceElement == null) {
                        continue;
                    }
                    Element eventElement = itemDevice.element("Event");
                    String event;
                    if (eventElement == null) {
                        logger.warn("[收到 目录订阅]:{}, 但是Event为空, 设为默认值 ADD", (device != null ? device.getDeviceId():"" ));
                        event = CatalogEvent.ADD;
                    }else {
                        event = eventElement.getText().toUpperCase();
                    }
                    DeviceChannel channel = XmlUtil.channelContentHander(itemDevice, device);
                    channel.setDeviceId(device.getDeviceId());
                    logger.info("[收到 目录订阅]:{}/{}", device.getDeviceId(), channel.getChannelId());
                    switch (event) {
                        case CatalogEvent.ON:
                            // 上线
                            logger.info("收到来自设备【{}】的通道【{}】上线通知", device.getDeviceId(), channel.getChannelId());
                            storager.deviceChannelOnline(deviceId, channel.getChannelId());
                            break;
                        case CatalogEvent.OFF :
                            // 离线
                            logger.info("收到来自设备【{}】的通道【{}】离线通知", device.getDeviceId(), channel.getChannelId());
                            storager.deviceChannelOffline(deviceId, channel.getChannelId());
                            break;
                        case CatalogEvent.VLOST:
                            // 视频丢失
                            logger.info("收到来自设备【{}】的通道【{}】视频丢失通知", device.getDeviceId(), channel.getChannelId());
                            storager.deviceChannelOffline(deviceId, channel.getChannelId());
                            break;
                        case CatalogEvent.DEFECT:
                            // 故障
                            break;
                        case CatalogEvent.ADD:
                            // 增加
                            logger.info("收到来自设备【{}】的增加通道【{}】通知", device.getDeviceId(), channel.getChannelId());
                            storager.updateChannel(deviceId, channel);
                            break;
                        case CatalogEvent.DEL:
                            // 删除
                            logger.info("收到来自设备【{}】的删除通道【{}】通知", device.getDeviceId(), channel.getChannelId());
                            storager.delChannel(deviceId, channel.getChannelId());
                            break;
                        case CatalogEvent.UPDATE:
                            // 更新
                            logger.info("收到来自设备【{}】的更新通道【{}】通知", device.getDeviceId(), channel.getChannelId());
                            storager.updateChannel(deviceId, channel);
                            break;
                        default:
                            logger.warn("[ NotifyCatalog ] event not found : {}", event );
 
                    }
                    // 转发变化信息
                    eventPublisher.catalogEventPublish(null, channel, event);
 
                }
            }
        } catch (DocumentException e) {
            e.printStackTrace();
        }
    }
 
    public void setCmder(SIPCommander cmder) {
    }
 
    public void setStorager(IVideoManagerStorage storager) {
        this.storager = storager;
    }
 
    public void setPublisher(EventPublisher publisher) {
        this.publisher = publisher;
    }
 
    public void setRedis(RedisUtil redis) {
    }
 
    public void setDeferredResultHolder(DeferredResultHolder deferredResultHolder) {
    }
 
    public IRedisCatchStorage getRedisCatchStorage() {
        return redisCatchStorage;
    }
 
    public void setRedisCatchStorage(IRedisCatchStorage redisCatchStorage) {
        this.redisCatchStorage = redisCatchStorage;
    }
}